repo
stringlengths
5
67
path
stringlengths
4
218
func_name
stringlengths
0
151
original_string
stringlengths
52
373k
language
stringclasses
6 values
code
stringlengths
52
373k
code_tokens
listlengths
10
512
docstring
stringlengths
3
47.2k
docstring_tokens
listlengths
3
234
sha
stringlengths
40
40
url
stringlengths
85
339
partition
stringclasses
3 values
tus/tusd
etcd3locker/lock.go
Acquire
func (lock *etcd3Lock) Acquire() error { ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second) defer cancel() // this is a blocking call; if we receive DeadlineExceeded // the lock is most likely already taken if err := lock.Mutex.Lock(ctx); err != nil { if err == context.DeadlineExceeded { return tusd.ErrFileLocked } else { return err } } return nil }
go
func (lock *etcd3Lock) Acquire() error { ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second) defer cancel() // this is a blocking call; if we receive DeadlineExceeded // the lock is most likely already taken if err := lock.Mutex.Lock(ctx); err != nil { if err == context.DeadlineExceeded { return tusd.ErrFileLocked } else { return err } } return nil }
[ "func", "(", "lock", "*", "etcd3Lock", ")", "Acquire", "(", ")", "error", "{", "ctx", ",", "cancel", ":=", "context", ".", "WithTimeout", "(", "context", ".", "Background", "(", ")", ",", "5", "*", "time", ".", "Second", ")", "\n", "defer", "cancel", "(", ")", "\n", "if", "err", ":=", "lock", ".", "Mutex", ".", "Lock", "(", "ctx", ")", ";", "err", "!=", "nil", "{", "if", "err", "==", "context", ".", "DeadlineExceeded", "{", "return", "tusd", ".", "ErrFileLocked", "\n", "}", "else", "{", "return", "err", "\n", "}", "\n", "}", "\n", "return", "nil", "\n", "}" ]
// Acquires a lock from etcd3
[ "Acquires", "a", "lock", "from", "etcd3" ]
12f102abf6cbd174b4dc9323672f59c6357b561c
https://github.com/tus/tusd/blob/12f102abf6cbd174b4dc9323672f59c6357b561c/etcd3locker/lock.go#L27-L41
train
mitchellh/mapstructure
decode_hooks.go
DecodeHookExec
func DecodeHookExec( raw DecodeHookFunc, from reflect.Type, to reflect.Type, data interface{}) (interface{}, error) { switch f := typedDecodeHook(raw).(type) { case DecodeHookFuncType: return f(from, to, data) case DecodeHookFuncKind: return f(from.Kind(), to.Kind(), data) default: return nil, errors.New("invalid decode hook signature") } }
go
func DecodeHookExec( raw DecodeHookFunc, from reflect.Type, to reflect.Type, data interface{}) (interface{}, error) { switch f := typedDecodeHook(raw).(type) { case DecodeHookFuncType: return f(from, to, data) case DecodeHookFuncKind: return f(from.Kind(), to.Kind(), data) default: return nil, errors.New("invalid decode hook signature") } }
[ "func", "DecodeHookExec", "(", "raw", "DecodeHookFunc", ",", "from", "reflect", ".", "Type", ",", "to", "reflect", ".", "Type", ",", "data", "interface", "{", "}", ")", "(", "interface", "{", "}", ",", "error", ")", "{", "switch", "f", ":=", "typedDecodeHook", "(", "raw", ")", ".", "(", "type", ")", "{", "case", "DecodeHookFuncType", ":", "return", "f", "(", "from", ",", "to", ",", "data", ")", "\n", "case", "DecodeHookFuncKind", ":", "return", "f", "(", "from", ".", "Kind", "(", ")", ",", "to", ".", "Kind", "(", ")", ",", "data", ")", "\n", "default", ":", "return", "nil", ",", "errors", ".", "New", "(", "\"invalid decode hook signature\"", ")", "\n", "}", "\n", "}" ]
// DecodeHookExec executes the given decode hook. This should be used // since it'll naturally degrade to the older backwards compatible DecodeHookFunc // that took reflect.Kind instead of reflect.Type.
[ "DecodeHookExec", "executes", "the", "given", "decode", "hook", ".", "This", "should", "be", "used", "since", "it", "ll", "naturally", "degrade", "to", "the", "older", "backwards", "compatible", "DecodeHookFunc", "that", "took", "reflect", ".", "Kind", "instead", "of", "reflect", ".", "Type", "." ]
3536a929edddb9a5b34bd6861dc4a9647cb459fe
https://github.com/mitchellh/mapstructure/blob/3536a929edddb9a5b34bd6861dc4a9647cb459fe/decode_hooks.go#L39-L51
train
mitchellh/mapstructure
decode_hooks.go
ComposeDecodeHookFunc
func ComposeDecodeHookFunc(fs ...DecodeHookFunc) DecodeHookFunc { return func( f reflect.Type, t reflect.Type, data interface{}) (interface{}, error) { var err error for _, f1 := range fs { data, err = DecodeHookExec(f1, f, t, data) if err != nil { return nil, err } // Modify the from kind to be correct with the new data f = nil if val := reflect.ValueOf(data); val.IsValid() { f = val.Type() } } return data, nil } }
go
func ComposeDecodeHookFunc(fs ...DecodeHookFunc) DecodeHookFunc { return func( f reflect.Type, t reflect.Type, data interface{}) (interface{}, error) { var err error for _, f1 := range fs { data, err = DecodeHookExec(f1, f, t, data) if err != nil { return nil, err } // Modify the from kind to be correct with the new data f = nil if val := reflect.ValueOf(data); val.IsValid() { f = val.Type() } } return data, nil } }
[ "func", "ComposeDecodeHookFunc", "(", "fs", "...", "DecodeHookFunc", ")", "DecodeHookFunc", "{", "return", "func", "(", "f", "reflect", ".", "Type", ",", "t", "reflect", ".", "Type", ",", "data", "interface", "{", "}", ")", "(", "interface", "{", "}", ",", "error", ")", "{", "var", "err", "error", "\n", "for", "_", ",", "f1", ":=", "range", "fs", "{", "data", ",", "err", "=", "DecodeHookExec", "(", "f1", ",", "f", ",", "t", ",", "data", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "err", "\n", "}", "\n", "f", "=", "nil", "\n", "if", "val", ":=", "reflect", ".", "ValueOf", "(", "data", ")", ";", "val", ".", "IsValid", "(", ")", "{", "f", "=", "val", ".", "Type", "(", ")", "\n", "}", "\n", "}", "\n", "return", "data", ",", "nil", "\n", "}", "\n", "}" ]
// ComposeDecodeHookFunc creates a single DecodeHookFunc that // automatically composes multiple DecodeHookFuncs. // // The composed funcs are called in order, with the result of the // previous transformation.
[ "ComposeDecodeHookFunc", "creates", "a", "single", "DecodeHookFunc", "that", "automatically", "composes", "multiple", "DecodeHookFuncs", ".", "The", "composed", "funcs", "are", "called", "in", "order", "with", "the", "result", "of", "the", "previous", "transformation", "." ]
3536a929edddb9a5b34bd6861dc4a9647cb459fe
https://github.com/mitchellh/mapstructure/blob/3536a929edddb9a5b34bd6861dc4a9647cb459fe/decode_hooks.go#L58-L79
train
mitchellh/mapstructure
decode_hooks.go
StringToTimeDurationHookFunc
func StringToTimeDurationHookFunc() DecodeHookFunc { return func( f reflect.Type, t reflect.Type, data interface{}) (interface{}, error) { if f.Kind() != reflect.String { return data, nil } if t != reflect.TypeOf(time.Duration(5)) { return data, nil } // Convert it by parsing return time.ParseDuration(data.(string)) } }
go
func StringToTimeDurationHookFunc() DecodeHookFunc { return func( f reflect.Type, t reflect.Type, data interface{}) (interface{}, error) { if f.Kind() != reflect.String { return data, nil } if t != reflect.TypeOf(time.Duration(5)) { return data, nil } // Convert it by parsing return time.ParseDuration(data.(string)) } }
[ "func", "StringToTimeDurationHookFunc", "(", ")", "DecodeHookFunc", "{", "return", "func", "(", "f", "reflect", ".", "Type", ",", "t", "reflect", ".", "Type", ",", "data", "interface", "{", "}", ")", "(", "interface", "{", "}", ",", "error", ")", "{", "if", "f", ".", "Kind", "(", ")", "!=", "reflect", ".", "String", "{", "return", "data", ",", "nil", "\n", "}", "\n", "if", "t", "!=", "reflect", ".", "TypeOf", "(", "time", ".", "Duration", "(", "5", ")", ")", "{", "return", "data", ",", "nil", "\n", "}", "\n", "return", "time", ".", "ParseDuration", "(", "data", ".", "(", "string", ")", ")", "\n", "}", "\n", "}" ]
// StringToTimeDurationHookFunc returns a DecodeHookFunc that converts // strings to time.Duration.
[ "StringToTimeDurationHookFunc", "returns", "a", "DecodeHookFunc", "that", "converts", "strings", "to", "time", ".", "Duration", "." ]
3536a929edddb9a5b34bd6861dc4a9647cb459fe
https://github.com/mitchellh/mapstructure/blob/3536a929edddb9a5b34bd6861dc4a9647cb459fe/decode_hooks.go#L103-L118
train
mitchellh/mapstructure
decode_hooks.go
StringToIPHookFunc
func StringToIPHookFunc() DecodeHookFunc { return func( f reflect.Type, t reflect.Type, data interface{}) (interface{}, error) { if f.Kind() != reflect.String { return data, nil } if t != reflect.TypeOf(net.IP{}) { return data, nil } // Convert it by parsing ip := net.ParseIP(data.(string)) if ip == nil { return net.IP{}, fmt.Errorf("failed parsing ip %v", data) } return ip, nil } }
go
func StringToIPHookFunc() DecodeHookFunc { return func( f reflect.Type, t reflect.Type, data interface{}) (interface{}, error) { if f.Kind() != reflect.String { return data, nil } if t != reflect.TypeOf(net.IP{}) { return data, nil } // Convert it by parsing ip := net.ParseIP(data.(string)) if ip == nil { return net.IP{}, fmt.Errorf("failed parsing ip %v", data) } return ip, nil } }
[ "func", "StringToIPHookFunc", "(", ")", "DecodeHookFunc", "{", "return", "func", "(", "f", "reflect", ".", "Type", ",", "t", "reflect", ".", "Type", ",", "data", "interface", "{", "}", ")", "(", "interface", "{", "}", ",", "error", ")", "{", "if", "f", ".", "Kind", "(", ")", "!=", "reflect", ".", "String", "{", "return", "data", ",", "nil", "\n", "}", "\n", "if", "t", "!=", "reflect", ".", "TypeOf", "(", "net", ".", "IP", "{", "}", ")", "{", "return", "data", ",", "nil", "\n", "}", "\n", "ip", ":=", "net", ".", "ParseIP", "(", "data", ".", "(", "string", ")", ")", "\n", "if", "ip", "==", "nil", "{", "return", "net", ".", "IP", "{", "}", ",", "fmt", ".", "Errorf", "(", "\"failed parsing ip %v\"", ",", "data", ")", "\n", "}", "\n", "return", "ip", ",", "nil", "\n", "}", "\n", "}" ]
// StringToIPHookFunc returns a DecodeHookFunc that converts // strings to net.IP
[ "StringToIPHookFunc", "returns", "a", "DecodeHookFunc", "that", "converts", "strings", "to", "net", ".", "IP" ]
3536a929edddb9a5b34bd6861dc4a9647cb459fe
https://github.com/mitchellh/mapstructure/blob/3536a929edddb9a5b34bd6861dc4a9647cb459fe/decode_hooks.go#L122-L142
train
mitchellh/mapstructure
decode_hooks.go
StringToIPNetHookFunc
func StringToIPNetHookFunc() DecodeHookFunc { return func( f reflect.Type, t reflect.Type, data interface{}) (interface{}, error) { if f.Kind() != reflect.String { return data, nil } if t != reflect.TypeOf(net.IPNet{}) { return data, nil } // Convert it by parsing _, net, err := net.ParseCIDR(data.(string)) return net, err } }
go
func StringToIPNetHookFunc() DecodeHookFunc { return func( f reflect.Type, t reflect.Type, data interface{}) (interface{}, error) { if f.Kind() != reflect.String { return data, nil } if t != reflect.TypeOf(net.IPNet{}) { return data, nil } // Convert it by parsing _, net, err := net.ParseCIDR(data.(string)) return net, err } }
[ "func", "StringToIPNetHookFunc", "(", ")", "DecodeHookFunc", "{", "return", "func", "(", "f", "reflect", ".", "Type", ",", "t", "reflect", ".", "Type", ",", "data", "interface", "{", "}", ")", "(", "interface", "{", "}", ",", "error", ")", "{", "if", "f", ".", "Kind", "(", ")", "!=", "reflect", ".", "String", "{", "return", "data", ",", "nil", "\n", "}", "\n", "if", "t", "!=", "reflect", ".", "TypeOf", "(", "net", ".", "IPNet", "{", "}", ")", "{", "return", "data", ",", "nil", "\n", "}", "\n", "_", ",", "net", ",", "err", ":=", "net", ".", "ParseCIDR", "(", "data", ".", "(", "string", ")", ")", "\n", "return", "net", ",", "err", "\n", "}", "\n", "}" ]
// StringToIPNetHookFunc returns a DecodeHookFunc that converts // strings to net.IPNet
[ "StringToIPNetHookFunc", "returns", "a", "DecodeHookFunc", "that", "converts", "strings", "to", "net", ".", "IPNet" ]
3536a929edddb9a5b34bd6861dc4a9647cb459fe
https://github.com/mitchellh/mapstructure/blob/3536a929edddb9a5b34bd6861dc4a9647cb459fe/decode_hooks.go#L146-L162
train
mitchellh/mapstructure
decode_hooks.go
StringToTimeHookFunc
func StringToTimeHookFunc(layout string) DecodeHookFunc { return func( f reflect.Type, t reflect.Type, data interface{}) (interface{}, error) { if f.Kind() != reflect.String { return data, nil } if t != reflect.TypeOf(time.Time{}) { return data, nil } // Convert it by parsing return time.Parse(layout, data.(string)) } }
go
func StringToTimeHookFunc(layout string) DecodeHookFunc { return func( f reflect.Type, t reflect.Type, data interface{}) (interface{}, error) { if f.Kind() != reflect.String { return data, nil } if t != reflect.TypeOf(time.Time{}) { return data, nil } // Convert it by parsing return time.Parse(layout, data.(string)) } }
[ "func", "StringToTimeHookFunc", "(", "layout", "string", ")", "DecodeHookFunc", "{", "return", "func", "(", "f", "reflect", ".", "Type", ",", "t", "reflect", ".", "Type", ",", "data", "interface", "{", "}", ")", "(", "interface", "{", "}", ",", "error", ")", "{", "if", "f", ".", "Kind", "(", ")", "!=", "reflect", ".", "String", "{", "return", "data", ",", "nil", "\n", "}", "\n", "if", "t", "!=", "reflect", ".", "TypeOf", "(", "time", ".", "Time", "{", "}", ")", "{", "return", "data", ",", "nil", "\n", "}", "\n", "return", "time", ".", "Parse", "(", "layout", ",", "data", ".", "(", "string", ")", ")", "\n", "}", "\n", "}" ]
// StringToTimeHookFunc returns a DecodeHookFunc that converts // strings to time.Time.
[ "StringToTimeHookFunc", "returns", "a", "DecodeHookFunc", "that", "converts", "strings", "to", "time", ".", "Time", "." ]
3536a929edddb9a5b34bd6861dc4a9647cb459fe
https://github.com/mitchellh/mapstructure/blob/3536a929edddb9a5b34bd6861dc4a9647cb459fe/decode_hooks.go#L166-L181
train
mitchellh/mapstructure
decode_hooks.go
WeaklyTypedHook
func WeaklyTypedHook( f reflect.Kind, t reflect.Kind, data interface{}) (interface{}, error) { dataVal := reflect.ValueOf(data) switch t { case reflect.String: switch f { case reflect.Bool: if dataVal.Bool() { return "1", nil } return "0", nil case reflect.Float32: return strconv.FormatFloat(dataVal.Float(), 'f', -1, 64), nil case reflect.Int: return strconv.FormatInt(dataVal.Int(), 10), nil case reflect.Slice: dataType := dataVal.Type() elemKind := dataType.Elem().Kind() if elemKind == reflect.Uint8 { return string(dataVal.Interface().([]uint8)), nil } case reflect.Uint: return strconv.FormatUint(dataVal.Uint(), 10), nil } } return data, nil }
go
func WeaklyTypedHook( f reflect.Kind, t reflect.Kind, data interface{}) (interface{}, error) { dataVal := reflect.ValueOf(data) switch t { case reflect.String: switch f { case reflect.Bool: if dataVal.Bool() { return "1", nil } return "0", nil case reflect.Float32: return strconv.FormatFloat(dataVal.Float(), 'f', -1, 64), nil case reflect.Int: return strconv.FormatInt(dataVal.Int(), 10), nil case reflect.Slice: dataType := dataVal.Type() elemKind := dataType.Elem().Kind() if elemKind == reflect.Uint8 { return string(dataVal.Interface().([]uint8)), nil } case reflect.Uint: return strconv.FormatUint(dataVal.Uint(), 10), nil } } return data, nil }
[ "func", "WeaklyTypedHook", "(", "f", "reflect", ".", "Kind", ",", "t", "reflect", ".", "Kind", ",", "data", "interface", "{", "}", ")", "(", "interface", "{", "}", ",", "error", ")", "{", "dataVal", ":=", "reflect", ".", "ValueOf", "(", "data", ")", "\n", "switch", "t", "{", "case", "reflect", ".", "String", ":", "switch", "f", "{", "case", "reflect", ".", "Bool", ":", "if", "dataVal", ".", "Bool", "(", ")", "{", "return", "\"1\"", ",", "nil", "\n", "}", "\n", "return", "\"0\"", ",", "nil", "\n", "case", "reflect", ".", "Float32", ":", "return", "strconv", ".", "FormatFloat", "(", "dataVal", ".", "Float", "(", ")", ",", "'f'", ",", "-", "1", ",", "64", ")", ",", "nil", "\n", "case", "reflect", ".", "Int", ":", "return", "strconv", ".", "FormatInt", "(", "dataVal", ".", "Int", "(", ")", ",", "10", ")", ",", "nil", "\n", "case", "reflect", ".", "Slice", ":", "dataType", ":=", "dataVal", ".", "Type", "(", ")", "\n", "elemKind", ":=", "dataType", ".", "Elem", "(", ")", ".", "Kind", "(", ")", "\n", "if", "elemKind", "==", "reflect", ".", "Uint8", "{", "return", "string", "(", "dataVal", ".", "Interface", "(", ")", ".", "(", "[", "]", "uint8", ")", ")", ",", "nil", "\n", "}", "\n", "case", "reflect", ".", "Uint", ":", "return", "strconv", ".", "FormatUint", "(", "dataVal", ".", "Uint", "(", ")", ",", "10", ")", ",", "nil", "\n", "}", "\n", "}", "\n", "return", "data", ",", "nil", "\n", "}" ]
// WeaklyTypedHook is a DecodeHookFunc which adds support for weak typing to // the decoder. // // Note that this is significantly different from the WeaklyTypedInput option // of the DecoderConfig.
[ "WeaklyTypedHook", "is", "a", "DecodeHookFunc", "which", "adds", "support", "for", "weak", "typing", "to", "the", "decoder", ".", "Note", "that", "this", "is", "significantly", "different", "from", "the", "WeaklyTypedInput", "option", "of", "the", "DecoderConfig", "." ]
3536a929edddb9a5b34bd6861dc4a9647cb459fe
https://github.com/mitchellh/mapstructure/blob/3536a929edddb9a5b34bd6861dc4a9647cb459fe/decode_hooks.go#L188-L217
train
mitchellh/mapstructure
mapstructure.go
Decode
func Decode(input interface{}, output interface{}) error { config := &DecoderConfig{ Metadata: nil, Result: output, } decoder, err := NewDecoder(config) if err != nil { return err } return decoder.Decode(input) }
go
func Decode(input interface{}, output interface{}) error { config := &DecoderConfig{ Metadata: nil, Result: output, } decoder, err := NewDecoder(config) if err != nil { return err } return decoder.Decode(input) }
[ "func", "Decode", "(", "input", "interface", "{", "}", ",", "output", "interface", "{", "}", ")", "error", "{", "config", ":=", "&", "DecoderConfig", "{", "Metadata", ":", "nil", ",", "Result", ":", "output", ",", "}", "\n", "decoder", ",", "err", ":=", "NewDecoder", "(", "config", ")", "\n", "if", "err", "!=", "nil", "{", "return", "err", "\n", "}", "\n", "return", "decoder", ".", "Decode", "(", "input", ")", "\n", "}" ]
// Decode takes an input structure and uses reflection to translate it to // the output structure. output must be a pointer to a map or struct.
[ "Decode", "takes", "an", "input", "structure", "and", "uses", "reflection", "to", "translate", "it", "to", "the", "output", "structure", ".", "output", "must", "be", "a", "pointer", "to", "a", "map", "or", "struct", "." ]
3536a929edddb9a5b34bd6861dc4a9647cb459fe
https://github.com/mitchellh/mapstructure/blob/3536a929edddb9a5b34bd6861dc4a9647cb459fe/mapstructure.go#L119-L131
train
mitchellh/mapstructure
mapstructure.go
NewDecoder
func NewDecoder(config *DecoderConfig) (*Decoder, error) { val := reflect.ValueOf(config.Result) if val.Kind() != reflect.Ptr { return nil, errors.New("result must be a pointer") } val = val.Elem() if !val.CanAddr() { return nil, errors.New("result must be addressable (a pointer)") } if config.Metadata != nil { if config.Metadata.Keys == nil { config.Metadata.Keys = make([]string, 0) } if config.Metadata.Unused == nil { config.Metadata.Unused = make([]string, 0) } } if config.TagName == "" { config.TagName = "mapstructure" } result := &Decoder{ config: config, } return result, nil }
go
func NewDecoder(config *DecoderConfig) (*Decoder, error) { val := reflect.ValueOf(config.Result) if val.Kind() != reflect.Ptr { return nil, errors.New("result must be a pointer") } val = val.Elem() if !val.CanAddr() { return nil, errors.New("result must be addressable (a pointer)") } if config.Metadata != nil { if config.Metadata.Keys == nil { config.Metadata.Keys = make([]string, 0) } if config.Metadata.Unused == nil { config.Metadata.Unused = make([]string, 0) } } if config.TagName == "" { config.TagName = "mapstructure" } result := &Decoder{ config: config, } return result, nil }
[ "func", "NewDecoder", "(", "config", "*", "DecoderConfig", ")", "(", "*", "Decoder", ",", "error", ")", "{", "val", ":=", "reflect", ".", "ValueOf", "(", "config", ".", "Result", ")", "\n", "if", "val", ".", "Kind", "(", ")", "!=", "reflect", ".", "Ptr", "{", "return", "nil", ",", "errors", ".", "New", "(", "\"result must be a pointer\"", ")", "\n", "}", "\n", "val", "=", "val", ".", "Elem", "(", ")", "\n", "if", "!", "val", ".", "CanAddr", "(", ")", "{", "return", "nil", ",", "errors", ".", "New", "(", "\"result must be addressable (a pointer)\"", ")", "\n", "}", "\n", "if", "config", ".", "Metadata", "!=", "nil", "{", "if", "config", ".", "Metadata", ".", "Keys", "==", "nil", "{", "config", ".", "Metadata", ".", "Keys", "=", "make", "(", "[", "]", "string", ",", "0", ")", "\n", "}", "\n", "if", "config", ".", "Metadata", ".", "Unused", "==", "nil", "{", "config", ".", "Metadata", ".", "Unused", "=", "make", "(", "[", "]", "string", ",", "0", ")", "\n", "}", "\n", "}", "\n", "if", "config", ".", "TagName", "==", "\"\"", "{", "config", ".", "TagName", "=", "\"mapstructure\"", "\n", "}", "\n", "result", ":=", "&", "Decoder", "{", "config", ":", "config", ",", "}", "\n", "return", "result", ",", "nil", "\n", "}" ]
// NewDecoder returns a new decoder for the given configuration. Once // a decoder has been returned, the same configuration must not be used // again.
[ "NewDecoder", "returns", "a", "new", "decoder", "for", "the", "given", "configuration", ".", "Once", "a", "decoder", "has", "been", "returned", "the", "same", "configuration", "must", "not", "be", "used", "again", "." ]
3536a929edddb9a5b34bd6861dc4a9647cb459fe
https://github.com/mitchellh/mapstructure/blob/3536a929edddb9a5b34bd6861dc4a9647cb459fe/mapstructure.go#L187-L217
train
mitchellh/mapstructure
error.go
WrappedErrors
func (e *Error) WrappedErrors() []error { if e == nil { return nil } result := make([]error, len(e.Errors)) for i, e := range e.Errors { result[i] = errors.New(e) } return result }
go
func (e *Error) WrappedErrors() []error { if e == nil { return nil } result := make([]error, len(e.Errors)) for i, e := range e.Errors { result[i] = errors.New(e) } return result }
[ "func", "(", "e", "*", "Error", ")", "WrappedErrors", "(", ")", "[", "]", "error", "{", "if", "e", "==", "nil", "{", "return", "nil", "\n", "}", "\n", "result", ":=", "make", "(", "[", "]", "error", ",", "len", "(", "e", ".", "Errors", ")", ")", "\n", "for", "i", ",", "e", ":=", "range", "e", ".", "Errors", "{", "result", "[", "i", "]", "=", "errors", ".", "New", "(", "e", ")", "\n", "}", "\n", "return", "result", "\n", "}" ]
// WrappedErrors implements the errwrap.Wrapper interface to make this // return value more useful with the errwrap and go-multierror libraries.
[ "WrappedErrors", "implements", "the", "errwrap", ".", "Wrapper", "interface", "to", "make", "this", "return", "value", "more", "useful", "with", "the", "errwrap", "and", "go", "-", "multierror", "libraries", "." ]
3536a929edddb9a5b34bd6861dc4a9647cb459fe
https://github.com/mitchellh/mapstructure/blob/3536a929edddb9a5b34bd6861dc4a9647cb459fe/error.go#L30-L41
train
perkeep/perkeep
pkg/gpgchallenge/gpg.go
rateLimit
func (cs *Server) rateLimit(keyID, claimedIP string) (isSpammer bool) { cs.whiteListMu.Lock() if _, ok := cs.whiteList[keyID+"-"+claimedIP]; ok { cs.whiteListMu.Unlock() return false } cs.whiteListMu.Unlock() // If they haven't successfully challenged us before, they look suspicious. cs.keyIDSeenMu.Lock() lastSeen, ok := cs.keyIDSeen[keyID] // always keep track of the last time we saw them cs.keyIDSeen[keyID] = time.Now() cs.keyIDSeenMu.Unlock() time.AfterFunc(forgetSeen, func() { // but everyone get a clean slate after a minute of being quiet cs.keyIDSeenMu.Lock() delete(cs.keyIDSeen, keyID) cs.keyIDSeenMu.Unlock() }) if ok { // if we've seen their keyID before, they look even more suspicious, so investigate. if lastSeen.Add(spamDelay).After(time.Now()) { // we kick them out if we saw them less than 5 seconds ago. return true } } cs.IPSeenMu.Lock() lastSeen, ok = cs.IPSeen[claimedIP] // always keep track of the last time we saw them cs.IPSeen[claimedIP] = time.Now() cs.IPSeenMu.Unlock() time.AfterFunc(forgetSeen, func() { // but everyone get a clean slate after a minute of being quiet cs.IPSeenMu.Lock() delete(cs.IPSeen, claimedIP) cs.IPSeenMu.Unlock() }) if ok { // if we've seen their IP before, they look even more suspicious, so investigate. if lastSeen.Add(spamDelay).After(time.Now()) { // we kick them out if we saw them less than 5 seconds ago. return true } } // global rate limit that applies to all strangers at the same time cs.limiter.Wait(context.Background()) return false }
go
func (cs *Server) rateLimit(keyID, claimedIP string) (isSpammer bool) { cs.whiteListMu.Lock() if _, ok := cs.whiteList[keyID+"-"+claimedIP]; ok { cs.whiteListMu.Unlock() return false } cs.whiteListMu.Unlock() // If they haven't successfully challenged us before, they look suspicious. cs.keyIDSeenMu.Lock() lastSeen, ok := cs.keyIDSeen[keyID] // always keep track of the last time we saw them cs.keyIDSeen[keyID] = time.Now() cs.keyIDSeenMu.Unlock() time.AfterFunc(forgetSeen, func() { // but everyone get a clean slate after a minute of being quiet cs.keyIDSeenMu.Lock() delete(cs.keyIDSeen, keyID) cs.keyIDSeenMu.Unlock() }) if ok { // if we've seen their keyID before, they look even more suspicious, so investigate. if lastSeen.Add(spamDelay).After(time.Now()) { // we kick them out if we saw them less than 5 seconds ago. return true } } cs.IPSeenMu.Lock() lastSeen, ok = cs.IPSeen[claimedIP] // always keep track of the last time we saw them cs.IPSeen[claimedIP] = time.Now() cs.IPSeenMu.Unlock() time.AfterFunc(forgetSeen, func() { // but everyone get a clean slate after a minute of being quiet cs.IPSeenMu.Lock() delete(cs.IPSeen, claimedIP) cs.IPSeenMu.Unlock() }) if ok { // if we've seen their IP before, they look even more suspicious, so investigate. if lastSeen.Add(spamDelay).After(time.Now()) { // we kick them out if we saw them less than 5 seconds ago. return true } } // global rate limit that applies to all strangers at the same time cs.limiter.Wait(context.Background()) return false }
[ "func", "(", "cs", "*", "Server", ")", "rateLimit", "(", "keyID", ",", "claimedIP", "string", ")", "(", "isSpammer", "bool", ")", "{", "cs", ".", "whiteListMu", ".", "Lock", "(", ")", "\n", "if", "_", ",", "ok", ":=", "cs", ".", "whiteList", "[", "keyID", "+", "\"-\"", "+", "claimedIP", "]", ";", "ok", "{", "cs", ".", "whiteListMu", ".", "Unlock", "(", ")", "\n", "return", "false", "\n", "}", "\n", "cs", ".", "whiteListMu", ".", "Unlock", "(", ")", "\n", "cs", ".", "keyIDSeenMu", ".", "Lock", "(", ")", "\n", "lastSeen", ",", "ok", ":=", "cs", ".", "keyIDSeen", "[", "keyID", "]", "\n", "cs", ".", "keyIDSeen", "[", "keyID", "]", "=", "time", ".", "Now", "(", ")", "\n", "cs", ".", "keyIDSeenMu", ".", "Unlock", "(", ")", "\n", "time", ".", "AfterFunc", "(", "forgetSeen", ",", "func", "(", ")", "{", "cs", ".", "keyIDSeenMu", ".", "Lock", "(", ")", "\n", "delete", "(", "cs", ".", "keyIDSeen", ",", "keyID", ")", "\n", "cs", ".", "keyIDSeenMu", ".", "Unlock", "(", ")", "\n", "}", ")", "\n", "if", "ok", "{", "if", "lastSeen", ".", "Add", "(", "spamDelay", ")", ".", "After", "(", "time", ".", "Now", "(", ")", ")", "{", "return", "true", "\n", "}", "\n", "}", "\n", "cs", ".", "IPSeenMu", ".", "Lock", "(", ")", "\n", "lastSeen", ",", "ok", "=", "cs", ".", "IPSeen", "[", "claimedIP", "]", "\n", "cs", ".", "IPSeen", "[", "claimedIP", "]", "=", "time", ".", "Now", "(", ")", "\n", "cs", ".", "IPSeenMu", ".", "Unlock", "(", ")", "\n", "time", ".", "AfterFunc", "(", "forgetSeen", ",", "func", "(", ")", "{", "cs", ".", "IPSeenMu", ".", "Lock", "(", ")", "\n", "delete", "(", "cs", ".", "IPSeen", ",", "claimedIP", ")", "\n", "cs", ".", "IPSeenMu", ".", "Unlock", "(", ")", "\n", "}", ")", "\n", "if", "ok", "{", "if", "lastSeen", ".", "Add", "(", "spamDelay", ")", ".", "After", "(", "time", ".", "Now", "(", ")", ")", "{", "return", "true", "\n", "}", "\n", "}", "\n", "cs", ".", "limiter", ".", "Wait", "(", "context", ".", "Background", "(", ")", ")", "\n", "return", "false", "\n", "}" ]
// rateLimit uses the cs.limiter to make sure that any client that hasn't // previously successfully challenged us is rate limited. It also keeps track of // clients that haven't successfully challenged, and it returns true if such a // client should be considered a spammer.
[ "rateLimit", "uses", "the", "cs", ".", "limiter", "to", "make", "sure", "that", "any", "client", "that", "hasn", "t", "previously", "successfully", "challenged", "us", "is", "rate", "limited", ".", "It", "also", "keeps", "track", "of", "clients", "that", "haven", "t", "successfully", "challenged", "and", "it", "returns", "true", "if", "such", "a", "client", "should", "be", "considered", "a", "spammer", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/gpgchallenge/gpg.go#L343-L390
train
perkeep/perkeep
pkg/gpgchallenge/gpg.go
NewClient
func NewClient(keyRing, keyId, challengeIP string) (*Client, error) { signer, err := secretKeyEntity(keyRing, keyId) if err != nil { return nil, fmt.Errorf("could not get signer %v from keyRing %v: %v", keyId, keyRing, err) } cl := &Client{ keyRing: keyRing, keyId: keyId, signer: signer, challengeIP: challengeIP, errc: make(chan error, 1), } handler := &clientHandler{ cl: cl, } cl.handler = handler return cl, nil }
go
func NewClient(keyRing, keyId, challengeIP string) (*Client, error) { signer, err := secretKeyEntity(keyRing, keyId) if err != nil { return nil, fmt.Errorf("could not get signer %v from keyRing %v: %v", keyId, keyRing, err) } cl := &Client{ keyRing: keyRing, keyId: keyId, signer: signer, challengeIP: challengeIP, errc: make(chan error, 1), } handler := &clientHandler{ cl: cl, } cl.handler = handler return cl, nil }
[ "func", "NewClient", "(", "keyRing", ",", "keyId", ",", "challengeIP", "string", ")", "(", "*", "Client", ",", "error", ")", "{", "signer", ",", "err", ":=", "secretKeyEntity", "(", "keyRing", ",", "keyId", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "fmt", ".", "Errorf", "(", "\"could not get signer %v from keyRing %v: %v\"", ",", "keyId", ",", "keyRing", ",", "err", ")", "\n", "}", "\n", "cl", ":=", "&", "Client", "{", "keyRing", ":", "keyRing", ",", "keyId", ":", "keyId", ",", "signer", ":", "signer", ",", "challengeIP", ":", "challengeIP", ",", "errc", ":", "make", "(", "chan", "error", ",", "1", ")", ",", "}", "\n", "handler", ":=", "&", "clientHandler", "{", "cl", ":", "cl", ",", "}", "\n", "cl", ".", "handler", "=", "handler", "\n", "return", "cl", ",", "nil", "\n", "}" ]
// NewClient returns a Client. keyRing and keyId are the GPG key ring and key ID // used to fulfill the challenge. challengeIP is the address that client proves // that it owns, by answering the challenge the server sends at this address.
[ "NewClient", "returns", "a", "Client", ".", "keyRing", "and", "keyId", "are", "the", "GPG", "key", "ring", "and", "key", "ID", "used", "to", "fulfill", "the", "challenge", ".", "challengeIP", "is", "the", "address", "that", "client", "proves", "that", "it", "owns", "by", "answering", "the", "challenge", "the", "server", "sends", "at", "this", "address", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/gpgchallenge/gpg.go#L515-L532
train
perkeep/perkeep
pkg/gpgchallenge/gpg.go
Handler
func (cl *Client) Handler() (prefix string, h http.Handler) { return clientHandlerPrefix, cl.handler }
go
func (cl *Client) Handler() (prefix string, h http.Handler) { return clientHandlerPrefix, cl.handler }
[ "func", "(", "cl", "*", "Client", ")", "Handler", "(", ")", "(", "prefix", "string", ",", "h", "http", ".", "Handler", ")", "{", "return", "clientHandlerPrefix", ",", "cl", ".", "handler", "\n", "}" ]
// Handler returns the client's handler, that should be registered with an HTTPS // server for the returned prefix, for the client to be able to receive the // challenge.
[ "Handler", "returns", "the", "client", "s", "handler", "that", "should", "be", "registered", "with", "an", "HTTPS", "server", "for", "the", "returned", "prefix", "for", "the", "client", "to", "be", "able", "to", "receive", "the", "challenge", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/gpgchallenge/gpg.go#L537-L539
train
perkeep/perkeep
pkg/gpgchallenge/gpg.go
listenSelfCheck
func (cl *Client) listenSelfCheck(serverAddr string) error { tr := &http.Transport{ TLSClientConfig: &tls.Config{ InsecureSkipVerify: true, ServerName: cl.challengeIP + SNISuffix, }, } httpClient := &http.Client{ Transport: tr, } errc := make(chan error, 1) respc := make(chan *http.Response, 1) var err error var resp *http.Response go func() { resp, err := httpClient.PostForm(fmt.Sprintf("https://localhost:%d%s%s", ClientChallengedPort, clientHandlerPrefix, clientEndPointReady), url.Values{"server": []string{serverAddr}}) errc <- err respc <- resp }() timeout := time.NewTimer(time.Second) defer timeout.Stop() select { case err = <-errc: resp = <-respc case <-timeout.C: return errors.New("The client needs an HTTPS listener for its handler to answer the server's challenge. You need to call Handler and register the http.Handler with an HTTPS server, before calling Challenge.") } if err != nil { return fmt.Errorf("error starting challenge: %v", err) } defer resp.Body.Close() if resp.StatusCode != http.StatusNoContent { return fmt.Errorf("error starting challenge: %v", resp.Status) } return nil }
go
func (cl *Client) listenSelfCheck(serverAddr string) error { tr := &http.Transport{ TLSClientConfig: &tls.Config{ InsecureSkipVerify: true, ServerName: cl.challengeIP + SNISuffix, }, } httpClient := &http.Client{ Transport: tr, } errc := make(chan error, 1) respc := make(chan *http.Response, 1) var err error var resp *http.Response go func() { resp, err := httpClient.PostForm(fmt.Sprintf("https://localhost:%d%s%s", ClientChallengedPort, clientHandlerPrefix, clientEndPointReady), url.Values{"server": []string{serverAddr}}) errc <- err respc <- resp }() timeout := time.NewTimer(time.Second) defer timeout.Stop() select { case err = <-errc: resp = <-respc case <-timeout.C: return errors.New("The client needs an HTTPS listener for its handler to answer the server's challenge. You need to call Handler and register the http.Handler with an HTTPS server, before calling Challenge.") } if err != nil { return fmt.Errorf("error starting challenge: %v", err) } defer resp.Body.Close() if resp.StatusCode != http.StatusNoContent { return fmt.Errorf("error starting challenge: %v", resp.Status) } return nil }
[ "func", "(", "cl", "*", "Client", ")", "listenSelfCheck", "(", "serverAddr", "string", ")", "error", "{", "tr", ":=", "&", "http", ".", "Transport", "{", "TLSClientConfig", ":", "&", "tls", ".", "Config", "{", "InsecureSkipVerify", ":", "true", ",", "ServerName", ":", "cl", ".", "challengeIP", "+", "SNISuffix", ",", "}", ",", "}", "\n", "httpClient", ":=", "&", "http", ".", "Client", "{", "Transport", ":", "tr", ",", "}", "\n", "errc", ":=", "make", "(", "chan", "error", ",", "1", ")", "\n", "respc", ":=", "make", "(", "chan", "*", "http", ".", "Response", ",", "1", ")", "\n", "var", "err", "error", "\n", "var", "resp", "*", "http", ".", "Response", "\n", "go", "func", "(", ")", "{", "resp", ",", "err", ":=", "httpClient", ".", "PostForm", "(", "fmt", ".", "Sprintf", "(", "\"https://localhost:%d%s%s\"", ",", "ClientChallengedPort", ",", "clientHandlerPrefix", ",", "clientEndPointReady", ")", ",", "url", ".", "Values", "{", "\"server\"", ":", "[", "]", "string", "{", "serverAddr", "}", "}", ")", "\n", "errc", "<-", "err", "\n", "respc", "<-", "resp", "\n", "}", "(", ")", "\n", "timeout", ":=", "time", ".", "NewTimer", "(", "time", ".", "Second", ")", "\n", "defer", "timeout", ".", "Stop", "(", ")", "\n", "select", "{", "case", "err", "=", "<-", "errc", ":", "resp", "=", "<-", "respc", "\n", "case", "<-", "timeout", ".", "C", ":", "return", "errors", ".", "New", "(", "\"The client needs an HTTPS listener for its handler to answer the server's challenge. You need to call Handler and register the http.Handler with an HTTPS server, before calling Challenge.\"", ")", "\n", "}", "\n", "if", "err", "!=", "nil", "{", "return", "fmt", ".", "Errorf", "(", "\"error starting challenge: %v\"", ",", "err", ")", "\n", "}", "\n", "defer", "resp", ".", "Body", ".", "Close", "(", ")", "\n", "if", "resp", ".", "StatusCode", "!=", "http", ".", "StatusNoContent", "{", "return", "fmt", ".", "Errorf", "(", "\"error starting challenge: %v\"", ",", "resp", ".", "Status", ")", "\n", "}", "\n", "return", "nil", "\n", "}" ]
// listenSelfCheck tests whether the client is ready to receive a challenge, // i.e. that the caller has registered the client's handler with a server.
[ "listenSelfCheck", "tests", "whether", "the", "client", "is", "ready", "to", "receive", "a", "challenge", "i", ".", "e", ".", "that", "the", "caller", "has", "registered", "the", "client", "s", "handler", "with", "a", "server", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/gpgchallenge/gpg.go#L576-L612
train
perkeep/perkeep
pkg/blobserver/proxycache/proxycache.go
New
func New(maxBytes int64, cache, origin blobserver.Storage) *Storage { sto := &Storage{ origin: origin, cache: cache, lru: lru.NewUnlocked(0), maxCacheBytes: maxBytes, } return sto }
go
func New(maxBytes int64, cache, origin blobserver.Storage) *Storage { sto := &Storage{ origin: origin, cache: cache, lru: lru.NewUnlocked(0), maxCacheBytes: maxBytes, } return sto }
[ "func", "New", "(", "maxBytes", "int64", ",", "cache", ",", "origin", "blobserver", ".", "Storage", ")", "*", "Storage", "{", "sto", ":=", "&", "Storage", "{", "origin", ":", "origin", ",", "cache", ":", "cache", ",", "lru", ":", "lru", ".", "NewUnlocked", "(", "0", ")", ",", "maxCacheBytes", ":", "maxBytes", ",", "}", "\n", "return", "sto", "\n", "}" ]
// New returns a proxycache blob storage that reads from cache, // then origin, populating cache as needed, up to a total of maxBytes.
[ "New", "returns", "a", "proxycache", "blob", "storage", "that", "reads", "from", "cache", "then", "origin", "populating", "cache", "as", "needed", "up", "to", "a", "total", "of", "maxBytes", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/blobserver/proxycache/proxycache.go#L77-L85
train
perkeep/perkeep
pkg/blobserver/proxycache/proxycache.go
removeOldest
func (sto *Storage) removeOldest() bool { ctx := context.TODO() k, v := sto.lru.RemoveOldest() if v == nil { return false } sb := v.(blob.SizedRef) // TODO: run these without sto.mu held in background // goroutine? at least pass a context? err := sto.cache.RemoveBlobs(ctx, []blob.Ref{sb.Ref}) if err != nil { log.Printf("proxycache: could not remove oldest blob %v (%d bytes): %v", sb.Ref, sb.Size, err) sto.lru.Add(k, v) return false } if sto.debug { log.Printf("proxycache: removed blob %v (%d bytes)", sb.Ref, sb.Size) } sto.cacheBytes -= int64(sb.Size) return true }
go
func (sto *Storage) removeOldest() bool { ctx := context.TODO() k, v := sto.lru.RemoveOldest() if v == nil { return false } sb := v.(blob.SizedRef) // TODO: run these without sto.mu held in background // goroutine? at least pass a context? err := sto.cache.RemoveBlobs(ctx, []blob.Ref{sb.Ref}) if err != nil { log.Printf("proxycache: could not remove oldest blob %v (%d bytes): %v", sb.Ref, sb.Size, err) sto.lru.Add(k, v) return false } if sto.debug { log.Printf("proxycache: removed blob %v (%d bytes)", sb.Ref, sb.Size) } sto.cacheBytes -= int64(sb.Size) return true }
[ "func", "(", "sto", "*", "Storage", ")", "removeOldest", "(", ")", "bool", "{", "ctx", ":=", "context", ".", "TODO", "(", ")", "\n", "k", ",", "v", ":=", "sto", ".", "lru", ".", "RemoveOldest", "(", ")", "\n", "if", "v", "==", "nil", "{", "return", "false", "\n", "}", "\n", "sb", ":=", "v", ".", "(", "blob", ".", "SizedRef", ")", "\n", "err", ":=", "sto", ".", "cache", ".", "RemoveBlobs", "(", "ctx", ",", "[", "]", "blob", ".", "Ref", "{", "sb", ".", "Ref", "}", ")", "\n", "if", "err", "!=", "nil", "{", "log", ".", "Printf", "(", "\"proxycache: could not remove oldest blob %v (%d bytes): %v\"", ",", "sb", ".", "Ref", ",", "sb", ".", "Size", ",", "err", ")", "\n", "sto", ".", "lru", ".", "Add", "(", "k", ",", "v", ")", "\n", "return", "false", "\n", "}", "\n", "if", "sto", ".", "debug", "{", "log", ".", "Printf", "(", "\"proxycache: removed blob %v (%d bytes)\"", ",", "sb", ".", "Ref", ",", "sb", ".", "Size", ")", "\n", "}", "\n", "sto", ".", "cacheBytes", "-=", "int64", "(", "sb", ".", "Size", ")", "\n", "return", "true", "\n", "}" ]
// must hold sto.mu. // Reports whether an item was removed.
[ "must", "hold", "sto", ".", "mu", ".", "Reports", "whether", "an", "item", "was", "removed", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/blobserver/proxycache/proxycache.go#L113-L133
train
perkeep/perkeep
server/perkeepd/ui/goui/dirchildren/dirchildren.go
New
func New(authToken, parentDir string, limit int, updadeSearchSession func(string), triggerRender func()) *js.Object { parentDirbr, ok := blob.Parse(parentDir) if !ok { dom.GetWindow().Alert(fmt.Sprintf("invalid parentDir blobRef: %q", parentDir)) return nil } return js.MakeWrapper(&Query{ ParentDir: parentDirbr, AuthToken: authToken, UpdateSearchSession: updadeSearchSession, TriggerRender: triggerRender, Limit: limit, }) }
go
func New(authToken, parentDir string, limit int, updadeSearchSession func(string), triggerRender func()) *js.Object { parentDirbr, ok := blob.Parse(parentDir) if !ok { dom.GetWindow().Alert(fmt.Sprintf("invalid parentDir blobRef: %q", parentDir)) return nil } return js.MakeWrapper(&Query{ ParentDir: parentDirbr, AuthToken: authToken, UpdateSearchSession: updadeSearchSession, TriggerRender: triggerRender, Limit: limit, }) }
[ "func", "New", "(", "authToken", ",", "parentDir", "string", ",", "limit", "int", ",", "updadeSearchSession", "func", "(", "string", ")", ",", "triggerRender", "func", "(", ")", ")", "*", "js", ".", "Object", "{", "parentDirbr", ",", "ok", ":=", "blob", ".", "Parse", "(", "parentDir", ")", "\n", "if", "!", "ok", "{", "dom", ".", "GetWindow", "(", ")", ".", "Alert", "(", "fmt", ".", "Sprintf", "(", "\"invalid parentDir blobRef: %q\"", ",", "parentDir", ")", ")", "\n", "return", "nil", "\n", "}", "\n", "return", "js", ".", "MakeWrapper", "(", "&", "Query", "{", "ParentDir", ":", "parentDirbr", ",", "AuthToken", ":", "authToken", ",", "UpdateSearchSession", ":", "updadeSearchSession", ",", "TriggerRender", ":", "triggerRender", ",", "Limit", ":", "limit", ",", "}", ")", "\n", "}" ]
// New returns a new Query as a javascript object, of nil if parentDir is not a // valid blobRef.
[ "New", "returns", "a", "new", "Query", "as", "a", "javascript", "object", "of", "nil", "if", "parentDir", "is", "not", "a", "valid", "blobRef", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/server/perkeepd/ui/goui/dirchildren/dirchildren.go#L72-L86
train
perkeep/perkeep
server/perkeepd/ui/goui/dirchildren/dirchildren.go
Get
func (q *Query) Get() { if q.isComplete { return } if q.pending { return } q.pending = true go func() { if err := q.get(); err != nil { dom.GetWindow().Alert(fmt.Sprintf("%v", err)) return } q.TriggerRender() }() }
go
func (q *Query) Get() { if q.isComplete { return } if q.pending { return } q.pending = true go func() { if err := q.get(); err != nil { dom.GetWindow().Alert(fmt.Sprintf("%v", err)) return } q.TriggerRender() }() }
[ "func", "(", "q", "*", "Query", ")", "Get", "(", ")", "{", "if", "q", ".", "isComplete", "{", "return", "\n", "}", "\n", "if", "q", ".", "pending", "{", "return", "\n", "}", "\n", "q", ".", "pending", "=", "true", "\n", "go", "func", "(", ")", "{", "if", "err", ":=", "q", ".", "get", "(", ")", ";", "err", "!=", "nil", "{", "dom", ".", "GetWindow", "(", ")", ".", "Alert", "(", "fmt", ".", "Sprintf", "(", "\"%v\"", ",", "err", ")", ")", "\n", "return", "\n", "}", "\n", "q", ".", "TriggerRender", "(", ")", "\n", "}", "(", ")", "\n", "}" ]
// Get asynchronously sends the query, if one is not already in flight, or being // processed. It runs q.UpdateSearchSession once the results have been received and // merged with q.Blobs and q.Meta. It runs q.TriggerRender to refresh the DOM with // the new results in the search session.
[ "Get", "asynchronously", "sends", "the", "query", "if", "one", "is", "not", "already", "in", "flight", "or", "being", "processed", ".", "It", "runs", "q", ".", "UpdateSearchSession", "once", "the", "results", "have", "been", "received", "and", "merged", "with", "q", ".", "Blobs", "and", "q", ".", "Meta", ".", "It", "runs", "q", ".", "TriggerRender", "to", "refresh", "the", "DOM", "with", "the", "new", "results", "in", "the", "search", "session", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/server/perkeepd/ui/goui/dirchildren/dirchildren.go#L114-L129
train
perkeep/perkeep
pkg/sorted/mysql/mysqlkv.go
newKVDB
func newKVDB(cfg jsonconfig.Obj) (sorted.KeyValue, error) { var ( user = cfg.RequiredString("user") database = cfg.RequiredString("database") host = cfg.OptionalString("host", "") password = cfg.OptionalString("password", "") ) if err := cfg.Validate(); err != nil { return nil, err } if !validDatabaseName(database) { return nil, fmt.Errorf("%q looks like an invalid database name", database) } var err error if host != "" { host, err = maybeRemapCloudSQL(host) if err != nil { return nil, err } if !strings.Contains(host, ":") { host += ":3306" } host = "tcp(" + host + ")" } // The DSN does NOT have a database name in it so it's // cacheable and can be shared between different queues & the // index, all sharing the same database server, cutting down // number of TCP connections required. We add the database // name in queries instead. dsn := fmt.Sprintf("%s:%s@%s/", user, password, host) db, err := openOrCachedDB(dsn) if err != nil { return nil, err } if err := CreateDB(db, database); err != nil { return nil, err } return &keyValue{ database: database, dsn: dsn, db: db, KeyValue: &sqlkv.KeyValue{ DB: db, TablePrefix: database + ".", Gate: syncutil.NewGate(20), // arbitrary limit. TODO: configurable, automatically-learned? }, }, nil }
go
func newKVDB(cfg jsonconfig.Obj) (sorted.KeyValue, error) { var ( user = cfg.RequiredString("user") database = cfg.RequiredString("database") host = cfg.OptionalString("host", "") password = cfg.OptionalString("password", "") ) if err := cfg.Validate(); err != nil { return nil, err } if !validDatabaseName(database) { return nil, fmt.Errorf("%q looks like an invalid database name", database) } var err error if host != "" { host, err = maybeRemapCloudSQL(host) if err != nil { return nil, err } if !strings.Contains(host, ":") { host += ":3306" } host = "tcp(" + host + ")" } // The DSN does NOT have a database name in it so it's // cacheable and can be shared between different queues & the // index, all sharing the same database server, cutting down // number of TCP connections required. We add the database // name in queries instead. dsn := fmt.Sprintf("%s:%s@%s/", user, password, host) db, err := openOrCachedDB(dsn) if err != nil { return nil, err } if err := CreateDB(db, database); err != nil { return nil, err } return &keyValue{ database: database, dsn: dsn, db: db, KeyValue: &sqlkv.KeyValue{ DB: db, TablePrefix: database + ".", Gate: syncutil.NewGate(20), // arbitrary limit. TODO: configurable, automatically-learned? }, }, nil }
[ "func", "newKVDB", "(", "cfg", "jsonconfig", ".", "Obj", ")", "(", "sorted", ".", "KeyValue", ",", "error", ")", "{", "var", "(", "user", "=", "cfg", ".", "RequiredString", "(", "\"user\"", ")", "\n", "database", "=", "cfg", ".", "RequiredString", "(", "\"database\"", ")", "\n", "host", "=", "cfg", ".", "OptionalString", "(", "\"host\"", ",", "\"\"", ")", "\n", "password", "=", "cfg", ".", "OptionalString", "(", "\"password\"", ",", "\"\"", ")", "\n", ")", "\n", "if", "err", ":=", "cfg", ".", "Validate", "(", ")", ";", "err", "!=", "nil", "{", "return", "nil", ",", "err", "\n", "}", "\n", "if", "!", "validDatabaseName", "(", "database", ")", "{", "return", "nil", ",", "fmt", ".", "Errorf", "(", "\"%q looks like an invalid database name\"", ",", "database", ")", "\n", "}", "\n", "var", "err", "error", "\n", "if", "host", "!=", "\"\"", "{", "host", ",", "err", "=", "maybeRemapCloudSQL", "(", "host", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "err", "\n", "}", "\n", "if", "!", "strings", ".", "Contains", "(", "host", ",", "\":\"", ")", "{", "host", "+=", "\":3306\"", "\n", "}", "\n", "host", "=", "\"tcp(\"", "+", "host", "+", "\")\"", "\n", "}", "\n", "dsn", ":=", "fmt", ".", "Sprintf", "(", "\"%s:%s@%s/\"", ",", "user", ",", "password", ",", "host", ")", "\n", "db", ",", "err", ":=", "openOrCachedDB", "(", "dsn", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "err", "\n", "}", "\n", "if", "err", ":=", "CreateDB", "(", "db", ",", "database", ")", ";", "err", "!=", "nil", "{", "return", "nil", ",", "err", "\n", "}", "\n", "return", "&", "keyValue", "{", "database", ":", "database", ",", "dsn", ":", "dsn", ",", "db", ":", "db", ",", "KeyValue", ":", "&", "sqlkv", ".", "KeyValue", "{", "DB", ":", "db", ",", "TablePrefix", ":", "database", "+", "\".\"", ",", "Gate", ":", "syncutil", ".", "NewGate", "(", "20", ")", ",", "}", ",", "}", ",", "nil", "\n", "}" ]
// newKVDB returns an unusable KeyValue, with a database, but no tables yet. It // should be followed by Wipe or finalize.
[ "newKVDB", "returns", "an", "unusable", "KeyValue", "with", "a", "database", "but", "no", "tables", "yet", ".", "It", "should", "be", "followed", "by", "Wipe", "or", "finalize", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/sorted/mysql/mysqlkv.go#L45-L94
train
perkeep/perkeep
pkg/sorted/mysql/mysqlkv.go
Wipe
func (kv *keyValue) Wipe() error { if _, err := kv.db.Exec("DROP TABLE IF EXISTS " + kv.database + ".rows"); err != nil { return err } if _, err := kv.db.Exec("DROP TABLE IF EXISTS " + kv.database + ".meta"); err != nil { return err } return kv.finalize() }
go
func (kv *keyValue) Wipe() error { if _, err := kv.db.Exec("DROP TABLE IF EXISTS " + kv.database + ".rows"); err != nil { return err } if _, err := kv.db.Exec("DROP TABLE IF EXISTS " + kv.database + ".meta"); err != nil { return err } return kv.finalize() }
[ "func", "(", "kv", "*", "keyValue", ")", "Wipe", "(", ")", "error", "{", "if", "_", ",", "err", ":=", "kv", ".", "db", ".", "Exec", "(", "\"DROP TABLE IF EXISTS \"", "+", "kv", ".", "database", "+", "\".rows\"", ")", ";", "err", "!=", "nil", "{", "return", "err", "\n", "}", "\n", "if", "_", ",", "err", ":=", "kv", ".", "db", ".", "Exec", "(", "\"DROP TABLE IF EXISTS \"", "+", "kv", ".", "database", "+", "\".meta\"", ")", ";", "err", "!=", "nil", "{", "return", "err", "\n", "}", "\n", "return", "kv", ".", "finalize", "(", ")", "\n", "}" ]
// Wipe resets the KeyValue by dropping and recreating the database tables.
[ "Wipe", "resets", "the", "KeyValue", "by", "dropping", "and", "recreating", "the", "database", "tables", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/sorted/mysql/mysqlkv.go#L97-L105
train
perkeep/perkeep
pkg/sorted/mysql/mysqlkv.go
finalize
func (kv *keyValue) finalize() error { if err := createTables(kv.db, kv.database); err != nil { return err } if err := kv.ping(); err != nil { return fmt.Errorf("MySQL db unreachable: %v", err) } version, err := kv.SchemaVersion() if err != nil { return fmt.Errorf("error getting current database schema version: %v", err) } if version == 0 { // Newly created table case if _, err := kv.db.Exec(fmt.Sprintf(`REPLACE INTO %s.meta VALUES ('version', ?)`, kv.database), requiredSchemaVersion); err != nil { return fmt.Errorf("error setting schema version: %v", err) } return nil } if version != requiredSchemaVersion { if version == 20 && requiredSchemaVersion == 21 { fmt.Fprintf(os.Stderr, fixSchema20to21) } if env.IsDev() { // Good signal that we're using the devcam server, so help out // the user with a more useful tip: return sorted.NeedWipeError{ Msg: fmt.Sprintf("database schema version is %d; expect %d (run \"devcam server --wipe\" to wipe both your blobs and re-populate the database schema)", version, requiredSchemaVersion), } } return sorted.NeedWipeError{ Msg: fmt.Sprintf("database schema version is %d; expect %d (need to re-init/upgrade database?)", version, requiredSchemaVersion), } } return nil }
go
func (kv *keyValue) finalize() error { if err := createTables(kv.db, kv.database); err != nil { return err } if err := kv.ping(); err != nil { return fmt.Errorf("MySQL db unreachable: %v", err) } version, err := kv.SchemaVersion() if err != nil { return fmt.Errorf("error getting current database schema version: %v", err) } if version == 0 { // Newly created table case if _, err := kv.db.Exec(fmt.Sprintf(`REPLACE INTO %s.meta VALUES ('version', ?)`, kv.database), requiredSchemaVersion); err != nil { return fmt.Errorf("error setting schema version: %v", err) } return nil } if version != requiredSchemaVersion { if version == 20 && requiredSchemaVersion == 21 { fmt.Fprintf(os.Stderr, fixSchema20to21) } if env.IsDev() { // Good signal that we're using the devcam server, so help out // the user with a more useful tip: return sorted.NeedWipeError{ Msg: fmt.Sprintf("database schema version is %d; expect %d (run \"devcam server --wipe\" to wipe both your blobs and re-populate the database schema)", version, requiredSchemaVersion), } } return sorted.NeedWipeError{ Msg: fmt.Sprintf("database schema version is %d; expect %d (need to re-init/upgrade database?)", version, requiredSchemaVersion), } } return nil }
[ "func", "(", "kv", "*", "keyValue", ")", "finalize", "(", ")", "error", "{", "if", "err", ":=", "createTables", "(", "kv", ".", "db", ",", "kv", ".", "database", ")", ";", "err", "!=", "nil", "{", "return", "err", "\n", "}", "\n", "if", "err", ":=", "kv", ".", "ping", "(", ")", ";", "err", "!=", "nil", "{", "return", "fmt", ".", "Errorf", "(", "\"MySQL db unreachable: %v\"", ",", "err", ")", "\n", "}", "\n", "version", ",", "err", ":=", "kv", ".", "SchemaVersion", "(", ")", "\n", "if", "err", "!=", "nil", "{", "return", "fmt", ".", "Errorf", "(", "\"error getting current database schema version: %v\"", ",", "err", ")", "\n", "}", "\n", "if", "version", "==", "0", "{", "if", "_", ",", "err", ":=", "kv", ".", "db", ".", "Exec", "(", "fmt", ".", "Sprintf", "(", "`REPLACE INTO %s.meta VALUES ('version', ?)`", ",", "kv", ".", "database", ")", ",", "requiredSchemaVersion", ")", ";", "err", "!=", "nil", "{", "return", "fmt", ".", "Errorf", "(", "\"error setting schema version: %v\"", ",", "err", ")", "\n", "}", "\n", "return", "nil", "\n", "}", "\n", "if", "version", "!=", "requiredSchemaVersion", "{", "if", "version", "==", "20", "&&", "requiredSchemaVersion", "==", "21", "{", "fmt", ".", "Fprintf", "(", "os", ".", "Stderr", ",", "fixSchema20to21", ")", "\n", "}", "\n", "if", "env", ".", "IsDev", "(", ")", "{", "return", "sorted", ".", "NeedWipeError", "{", "Msg", ":", "fmt", ".", "Sprintf", "(", "\"database schema version is %d; expect %d (run \\\"devcam server --wipe\\\" to wipe both your blobs and re-populate the database schema)\"", ",", "\\\"", ",", "\\\"", ")", ",", "}", "\n", "}", "\n", "version", "\n", "}", "\n", "requiredSchemaVersion", "\n", "}" ]
// finalize should be called on a keyValue initialized with newKVDB.
[ "finalize", "should", "be", "called", "on", "a", "keyValue", "initialized", "with", "newKVDB", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/sorted/mysql/mysqlkv.go#L108-L146
train
perkeep/perkeep
pkg/sorted/mysql/mysqlkv.go
CreateDB
func CreateDB(db *sql.DB, dbname string) error { if dbname == "" { return errors.New("can not create database: database name is missing") } if _, err := db.Exec(fmt.Sprintf("CREATE DATABASE IF NOT EXISTS %s", dbname)); err != nil { return fmt.Errorf("error creating database %v: %v", dbname, err) } return nil }
go
func CreateDB(db *sql.DB, dbname string) error { if dbname == "" { return errors.New("can not create database: database name is missing") } if _, err := db.Exec(fmt.Sprintf("CREATE DATABASE IF NOT EXISTS %s", dbname)); err != nil { return fmt.Errorf("error creating database %v: %v", dbname, err) } return nil }
[ "func", "CreateDB", "(", "db", "*", "sql", ".", "DB", ",", "dbname", "string", ")", "error", "{", "if", "dbname", "==", "\"\"", "{", "return", "errors", ".", "New", "(", "\"can not create database: database name is missing\"", ")", "\n", "}", "\n", "if", "_", ",", "err", ":=", "db", ".", "Exec", "(", "fmt", ".", "Sprintf", "(", "\"CREATE DATABASE IF NOT EXISTS %s\"", ",", "dbname", ")", ")", ";", "err", "!=", "nil", "{", "return", "fmt", ".", "Errorf", "(", "\"error creating database %v: %v\"", ",", "dbname", ",", "err", ")", "\n", "}", "\n", "return", "nil", "\n", "}" ]
// CreateDB creates the named database if it does not already exist.
[ "CreateDB", "creates", "the", "named", "database", "if", "it", "does", "not", "already", "exist", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/sorted/mysql/mysqlkv.go#L164-L172
train
perkeep/perkeep
pkg/sorted/mysql/mysqlkv.go
Close
func (kv *keyValue) Close() error { dbsmu.Lock() defer dbsmu.Unlock() delete(dbs, kv.dsn) return kv.DB.Close() }
go
func (kv *keyValue) Close() error { dbsmu.Lock() defer dbsmu.Unlock() delete(dbs, kv.dsn) return kv.DB.Close() }
[ "func", "(", "kv", "*", "keyValue", ")", "Close", "(", ")", "error", "{", "dbsmu", ".", "Lock", "(", ")", "\n", "defer", "dbsmu", ".", "Unlock", "(", ")", "\n", "delete", "(", "dbs", ",", "kv", ".", "dsn", ")", "\n", "return", "kv", ".", "DB", ".", "Close", "(", ")", "\n", "}" ]
// Close overrides KeyValue.Close because we need to remove the DB from the pool // when closing.
[ "Close", "overrides", "KeyValue", ".", "Close", "because", "we", "need", "to", "remove", "the", "DB", "from", "the", "pool", "when", "closing", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/sorted/mysql/mysqlkv.go#L223-L228
train
perkeep/perkeep
website/pk-web/email.go
emailOnTimeout
func emailOnTimeout(fnName string, d time.Duration, fn func() error) error { c := make(chan error, 1) go func() { c <- fn() }() select { case <-time.After(d): log.Printf("timeout for %s, sending e-mail about it", fnName) m := mailGun.NewMessage( "noreply@perkeep.org", "timeout for docker on pk-web", "Because "+fnName+" is stuck.", "mathieu.lonjaret@gmail.com", ) if _, _, err := mailGun.Send(m); err != nil { return fmt.Errorf("failed to send docker restart e-mail: %v", err) } return nil case err := <-c: return err } }
go
func emailOnTimeout(fnName string, d time.Duration, fn func() error) error { c := make(chan error, 1) go func() { c <- fn() }() select { case <-time.After(d): log.Printf("timeout for %s, sending e-mail about it", fnName) m := mailGun.NewMessage( "noreply@perkeep.org", "timeout for docker on pk-web", "Because "+fnName+" is stuck.", "mathieu.lonjaret@gmail.com", ) if _, _, err := mailGun.Send(m); err != nil { return fmt.Errorf("failed to send docker restart e-mail: %v", err) } return nil case err := <-c: return err } }
[ "func", "emailOnTimeout", "(", "fnName", "string", ",", "d", "time", ".", "Duration", ",", "fn", "func", "(", ")", "error", ")", "error", "{", "c", ":=", "make", "(", "chan", "error", ",", "1", ")", "\n", "go", "func", "(", ")", "{", "c", "<-", "fn", "(", ")", "\n", "}", "(", ")", "\n", "select", "{", "case", "<-", "time", ".", "After", "(", "d", ")", ":", "log", ".", "Printf", "(", "\"timeout for %s, sending e-mail about it\"", ",", "fnName", ")", "\n", "m", ":=", "mailGun", ".", "NewMessage", "(", "\"noreply@perkeep.org\"", ",", "\"timeout for docker on pk-web\"", ",", "\"Because \"", "+", "fnName", "+", "\" is stuck.\"", ",", "\"mathieu.lonjaret@gmail.com\"", ",", ")", "\n", "if", "_", ",", "_", ",", "err", ":=", "mailGun", ".", "Send", "(", "m", ")", ";", "err", "!=", "nil", "{", "return", "fmt", ".", "Errorf", "(", "\"failed to send docker restart e-mail: %v\"", ",", "err", ")", "\n", "}", "\n", "return", "nil", "\n", "case", "err", ":=", "<-", "c", ":", "return", "err", "\n", "}", "\n", "}" ]
// emailOnTimeout runs fn in a goroutine. If fn is not done after d, // a message about fnName is logged, and an e-mail about it is sent.
[ "emailOnTimeout", "runs", "fn", "in", "a", "goroutine", ".", "If", "fn", "is", "not", "done", "after", "d", "a", "message", "about", "fnName", "is", "logged", "and", "an", "e", "-", "mail", "about", "it", "is", "sent", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/website/pk-web/email.go#L207-L228
train
perkeep/perkeep
pkg/blobserver/files/files.go
u32
func u32(n int64) uint32 { if n < 0 || n > math.MaxUint32 { panic("bad size " + fmt.Sprint(n)) } return uint32(n) }
go
func u32(n int64) uint32 { if n < 0 || n > math.MaxUint32 { panic("bad size " + fmt.Sprint(n)) } return uint32(n) }
[ "func", "u32", "(", "n", "int64", ")", "uint32", "{", "if", "n", "<", "0", "||", "n", ">", "math", ".", "MaxUint32", "{", "panic", "(", "\"bad size \"", "+", "fmt", ".", "Sprint", "(", "n", ")", ")", "\n", "}", "\n", "return", "uint32", "(", "n", ")", "\n", "}" ]
// u32 converts n to an uint32, or panics if n is out of range
[ "u32", "converts", "n", "to", "an", "uint32", "or", "panics", "if", "n", "is", "out", "of", "range" ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/blobserver/files/files.go#L131-L136
train
perkeep/perkeep
pkg/blobserver/files/files.go
fetch
func (ds *Storage) fetch(ctx context.Context, br blob.Ref, offset, length int64) (rc io.ReadCloser, size uint32, err error) { // TODO: use ctx, if the os package ever supports that. fileName := ds.blobPath(br) stat, err := ds.fs.Stat(fileName) if os.IsNotExist(err) { return nil, 0, os.ErrNotExist } size = u32(stat.Size()) file, err := ds.fs.Open(fileName) if err != nil { if os.IsNotExist(err) { err = os.ErrNotExist } return nil, 0, err } // normal Fetch if length < 0 && offset == 0 { return file, size, nil } // SubFetch: if offset < 0 || offset > stat.Size() { if offset < 0 { return nil, 0, blob.ErrNegativeSubFetch } return nil, 0, blob.ErrOutOfRangeOffsetSubFetch } if offset != 0 { if at, err := file.Seek(offset, io.SeekStart); err != nil || at != offset { file.Close() return nil, 0, fmt.Errorf("localdisk: error seeking to %d: got %v, %v", offset, at, err) } } return struct { io.Reader io.Closer }{ Reader: io.LimitReader(file, length), Closer: file, }, 0 /* unused */, nil }
go
func (ds *Storage) fetch(ctx context.Context, br blob.Ref, offset, length int64) (rc io.ReadCloser, size uint32, err error) { // TODO: use ctx, if the os package ever supports that. fileName := ds.blobPath(br) stat, err := ds.fs.Stat(fileName) if os.IsNotExist(err) { return nil, 0, os.ErrNotExist } size = u32(stat.Size()) file, err := ds.fs.Open(fileName) if err != nil { if os.IsNotExist(err) { err = os.ErrNotExist } return nil, 0, err } // normal Fetch if length < 0 && offset == 0 { return file, size, nil } // SubFetch: if offset < 0 || offset > stat.Size() { if offset < 0 { return nil, 0, blob.ErrNegativeSubFetch } return nil, 0, blob.ErrOutOfRangeOffsetSubFetch } if offset != 0 { if at, err := file.Seek(offset, io.SeekStart); err != nil || at != offset { file.Close() return nil, 0, fmt.Errorf("localdisk: error seeking to %d: got %v, %v", offset, at, err) } } return struct { io.Reader io.Closer }{ Reader: io.LimitReader(file, length), Closer: file, }, 0 /* unused */, nil }
[ "func", "(", "ds", "*", "Storage", ")", "fetch", "(", "ctx", "context", ".", "Context", ",", "br", "blob", ".", "Ref", ",", "offset", ",", "length", "int64", ")", "(", "rc", "io", ".", "ReadCloser", ",", "size", "uint32", ",", "err", "error", ")", "{", "fileName", ":=", "ds", ".", "blobPath", "(", "br", ")", "\n", "stat", ",", "err", ":=", "ds", ".", "fs", ".", "Stat", "(", "fileName", ")", "\n", "if", "os", ".", "IsNotExist", "(", "err", ")", "{", "return", "nil", ",", "0", ",", "os", ".", "ErrNotExist", "\n", "}", "\n", "size", "=", "u32", "(", "stat", ".", "Size", "(", ")", ")", "\n", "file", ",", "err", ":=", "ds", ".", "fs", ".", "Open", "(", "fileName", ")", "\n", "if", "err", "!=", "nil", "{", "if", "os", ".", "IsNotExist", "(", "err", ")", "{", "err", "=", "os", ".", "ErrNotExist", "\n", "}", "\n", "return", "nil", ",", "0", ",", "err", "\n", "}", "\n", "if", "length", "<", "0", "&&", "offset", "==", "0", "{", "return", "file", ",", "size", ",", "nil", "\n", "}", "\n", "if", "offset", "<", "0", "||", "offset", ">", "stat", ".", "Size", "(", ")", "{", "if", "offset", "<", "0", "{", "return", "nil", ",", "0", ",", "blob", ".", "ErrNegativeSubFetch", "\n", "}", "\n", "return", "nil", ",", "0", ",", "blob", ".", "ErrOutOfRangeOffsetSubFetch", "\n", "}", "\n", "if", "offset", "!=", "0", "{", "if", "at", ",", "err", ":=", "file", ".", "Seek", "(", "offset", ",", "io", ".", "SeekStart", ")", ";", "err", "!=", "nil", "||", "at", "!=", "offset", "{", "file", ".", "Close", "(", ")", "\n", "return", "nil", ",", "0", ",", "fmt", ".", "Errorf", "(", "\"localdisk: error seeking to %d: got %v, %v\"", ",", "offset", ",", "at", ",", "err", ")", "\n", "}", "\n", "}", "\n", "return", "struct", "{", "io", ".", "Reader", "\n", "io", ".", "Closer", "\n", "}", "{", "Reader", ":", "io", ".", "LimitReader", "(", "file", ",", "length", ")", ",", "Closer", ":", "file", ",", "}", ",", "0", ",", "nil", "\n", "}" ]
// length -1 means entire file
[ "length", "-", "1", "means", "entire", "file" ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/blobserver/files/files.go#L139-L178
train
perkeep/perkeep
pkg/client/config.go
AddFlags
func AddFlags() { defaultPath := "/x/y/z/we're/in-a-test" if !buildinfo.TestingLinked() { defaultPath = osutil.UserClientConfigPath() } flag.StringVar(&flagServer, "server", "", "Perkeep server prefix. If blank, the default from the \"server\" field of "+defaultPath+" is used. Acceptable forms: https://you.example.com, example.com:1345 (https assumed), or http://you.example.com/alt-root") osutil.AddSecretRingFlag() }
go
func AddFlags() { defaultPath := "/x/y/z/we're/in-a-test" if !buildinfo.TestingLinked() { defaultPath = osutil.UserClientConfigPath() } flag.StringVar(&flagServer, "server", "", "Perkeep server prefix. If blank, the default from the \"server\" field of "+defaultPath+" is used. Acceptable forms: https://you.example.com, example.com:1345 (https assumed), or http://you.example.com/alt-root") osutil.AddSecretRingFlag() }
[ "func", "AddFlags", "(", ")", "{", "defaultPath", ":=", "\"/x/y/z/we're/in-a-test\"", "\n", "if", "!", "buildinfo", ".", "TestingLinked", "(", ")", "{", "defaultPath", "=", "osutil", ".", "UserClientConfigPath", "(", ")", "\n", "}", "\n", "flag", ".", "StringVar", "(", "&", "flagServer", ",", "\"server\"", ",", "\"\"", ",", "\"Perkeep server prefix. If blank, the default from the \\\"server\\\" field of \"", "+", "\\\"", "+", "\\\"", ")", "\n", "defaultPath", "\n", "}" ]
// AddFlags registers the "server" and "secret-keyring" string flags.
[ "AddFlags", "registers", "the", "server", "and", "secret", "-", "keyring", "string", "flags", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/client/config.go#L52-L59
train
perkeep/perkeep
pkg/client/config.go
parseConfig
func (c *Client) parseConfig() { if android.OnAndroid() { panic("parseConfig should never have been called on Android") } if configDisabled { panic("parseConfig should never have been called with CAMLI_DISABLE_CLIENT_CONFIG_FILE set") } configPath := osutil.UserClientConfigPath() if _, err := wkfs.Stat(configPath); os.IsNotExist(err) { if c != nil && c.isSharePrefix { return } errMsg := fmt.Sprintf("Client configuration file %v does not exist. See 'pk-put init' to generate it.", configPath) if keyID := serverKeyId(); keyID != "" { hint := fmt.Sprintf("\nThe key id %v was found in the server config %v, so you might want:\n'pk-put init -gpgkey %v'", keyID, osutil.UserServerConfigPath(), keyID) errMsg += hint } log.Fatal(errMsg) } // TODO: instead of using jsonconfig, we could read the file, // and unmarshal into the structs that we now have in // pkg/types/clientconfig. But we'll have to add the old // fields (before the name changes, and before the // multi-servers change) to the structs as well for our // graceful conversion/error messages to work. conf, err := osutil.NewJSONConfigParser().ReadFile(configPath) if err != nil { log.Fatal(err.Error()) } cfg := jsonconfig.Obj(conf) if singleServerAuth := cfg.OptionalString("auth", ""); singleServerAuth != "" { newConf, err := convertToMultiServers(cfg) if err != nil { log.Print(err) } else { cfg = newConf } } config = &clientconfig.Config{ Identity: cfg.OptionalString("identity", ""), IdentitySecretRing: cfg.OptionalString("identitySecretRing", ""), IgnoredFiles: cfg.OptionalList("ignoredFiles"), } serversList := make(map[string]*clientconfig.Server) servers := cfg.OptionalObject("servers") for alias, vei := range servers { // An alias should never be confused with a host name, // so we forbid anything looking like one. if isURLOrHostPort(alias) { log.Fatalf("Server alias %q looks like a hostname; \".\" or \";\" are not allowed.", alias) } serverMap, ok := vei.(map[string]interface{}) if !ok { log.Fatalf("entry %q in servers section is a %T, want an object", alias, vei) } serverConf := jsonconfig.Obj(serverMap) serverStr, err := cleanServer(serverConf.OptionalString("server", "")) if err != nil { log.Fatalf("invalid server alias %q: %v", alias, err) } server := &clientconfig.Server{ Server: serverStr, Auth: serverConf.OptionalString("auth", ""), IsDefault: serverConf.OptionalBool("default", false), TrustedCerts: serverConf.OptionalList("trustedCerts"), } if err := serverConf.Validate(); err != nil { log.Fatalf("Error in servers section of config file for server %q: %v", alias, err) } serversList[alias] = server } config.Servers = serversList if err := cfg.Validate(); err != nil { printConfigChangeHelp(cfg) log.Fatalf("Error in config file: %v", err) } }
go
func (c *Client) parseConfig() { if android.OnAndroid() { panic("parseConfig should never have been called on Android") } if configDisabled { panic("parseConfig should never have been called with CAMLI_DISABLE_CLIENT_CONFIG_FILE set") } configPath := osutil.UserClientConfigPath() if _, err := wkfs.Stat(configPath); os.IsNotExist(err) { if c != nil && c.isSharePrefix { return } errMsg := fmt.Sprintf("Client configuration file %v does not exist. See 'pk-put init' to generate it.", configPath) if keyID := serverKeyId(); keyID != "" { hint := fmt.Sprintf("\nThe key id %v was found in the server config %v, so you might want:\n'pk-put init -gpgkey %v'", keyID, osutil.UserServerConfigPath(), keyID) errMsg += hint } log.Fatal(errMsg) } // TODO: instead of using jsonconfig, we could read the file, // and unmarshal into the structs that we now have in // pkg/types/clientconfig. But we'll have to add the old // fields (before the name changes, and before the // multi-servers change) to the structs as well for our // graceful conversion/error messages to work. conf, err := osutil.NewJSONConfigParser().ReadFile(configPath) if err != nil { log.Fatal(err.Error()) } cfg := jsonconfig.Obj(conf) if singleServerAuth := cfg.OptionalString("auth", ""); singleServerAuth != "" { newConf, err := convertToMultiServers(cfg) if err != nil { log.Print(err) } else { cfg = newConf } } config = &clientconfig.Config{ Identity: cfg.OptionalString("identity", ""), IdentitySecretRing: cfg.OptionalString("identitySecretRing", ""), IgnoredFiles: cfg.OptionalList("ignoredFiles"), } serversList := make(map[string]*clientconfig.Server) servers := cfg.OptionalObject("servers") for alias, vei := range servers { // An alias should never be confused with a host name, // so we forbid anything looking like one. if isURLOrHostPort(alias) { log.Fatalf("Server alias %q looks like a hostname; \".\" or \";\" are not allowed.", alias) } serverMap, ok := vei.(map[string]interface{}) if !ok { log.Fatalf("entry %q in servers section is a %T, want an object", alias, vei) } serverConf := jsonconfig.Obj(serverMap) serverStr, err := cleanServer(serverConf.OptionalString("server", "")) if err != nil { log.Fatalf("invalid server alias %q: %v", alias, err) } server := &clientconfig.Server{ Server: serverStr, Auth: serverConf.OptionalString("auth", ""), IsDefault: serverConf.OptionalBool("default", false), TrustedCerts: serverConf.OptionalList("trustedCerts"), } if err := serverConf.Validate(); err != nil { log.Fatalf("Error in servers section of config file for server %q: %v", alias, err) } serversList[alias] = server } config.Servers = serversList if err := cfg.Validate(); err != nil { printConfigChangeHelp(cfg) log.Fatalf("Error in config file: %v", err) } }
[ "func", "(", "c", "*", "Client", ")", "parseConfig", "(", ")", "{", "if", "android", ".", "OnAndroid", "(", ")", "{", "panic", "(", "\"parseConfig should never have been called on Android\"", ")", "\n", "}", "\n", "if", "configDisabled", "{", "panic", "(", "\"parseConfig should never have been called with CAMLI_DISABLE_CLIENT_CONFIG_FILE set\"", ")", "\n", "}", "\n", "configPath", ":=", "osutil", ".", "UserClientConfigPath", "(", ")", "\n", "if", "_", ",", "err", ":=", "wkfs", ".", "Stat", "(", "configPath", ")", ";", "os", ".", "IsNotExist", "(", "err", ")", "{", "if", "c", "!=", "nil", "&&", "c", ".", "isSharePrefix", "{", "return", "\n", "}", "\n", "errMsg", ":=", "fmt", ".", "Sprintf", "(", "\"Client configuration file %v does not exist. See 'pk-put init' to generate it.\"", ",", "configPath", ")", "\n", "if", "keyID", ":=", "serverKeyId", "(", ")", ";", "keyID", "!=", "\"\"", "{", "hint", ":=", "fmt", ".", "Sprintf", "(", "\"\\nThe key id %v was found in the server config %v, so you might want:\\n'pk-put init -gpgkey %v'\"", ",", "\\n", ",", "\\n", ",", "keyID", ")", "\n", "osutil", ".", "UserServerConfigPath", "(", ")", "\n", "}", "\n", "keyID", "\n", "}", "\n", "errMsg", "+=", "hint", "\n", "log", ".", "Fatal", "(", "errMsg", ")", "\n", "conf", ",", "err", ":=", "osutil", ".", "NewJSONConfigParser", "(", ")", ".", "ReadFile", "(", "configPath", ")", "\n", "if", "err", "!=", "nil", "{", "log", ".", "Fatal", "(", "err", ".", "Error", "(", ")", ")", "\n", "}", "\n", "cfg", ":=", "jsonconfig", ".", "Obj", "(", "conf", ")", "\n", "if", "singleServerAuth", ":=", "cfg", ".", "OptionalString", "(", "\"auth\"", ",", "\"\"", ")", ";", "singleServerAuth", "!=", "\"\"", "{", "newConf", ",", "err", ":=", "convertToMultiServers", "(", "cfg", ")", "\n", "if", "err", "!=", "nil", "{", "log", ".", "Print", "(", "err", ")", "\n", "}", "else", "{", "cfg", "=", "newConf", "\n", "}", "\n", "}", "\n", "config", "=", "&", "clientconfig", ".", "Config", "{", "Identity", ":", "cfg", ".", "OptionalString", "(", "\"identity\"", ",", "\"\"", ")", ",", "IdentitySecretRing", ":", "cfg", ".", "OptionalString", "(", "\"identitySecretRing\"", ",", "\"\"", ")", ",", "IgnoredFiles", ":", "cfg", ".", "OptionalList", "(", "\"ignoredFiles\"", ")", ",", "}", "\n", "serversList", ":=", "make", "(", "map", "[", "string", "]", "*", "clientconfig", ".", "Server", ")", "\n", "servers", ":=", "cfg", ".", "OptionalObject", "(", "\"servers\"", ")", "\n", "for", "alias", ",", "vei", ":=", "range", "servers", "{", "if", "isURLOrHostPort", "(", "alias", ")", "{", "log", ".", "Fatalf", "(", "\"Server alias %q looks like a hostname; \\\".\\\" or \\\";\\\" are not allowed.\"", ",", "\\\"", ")", "\n", "}", "\n", "\\\"", "\n", "\\\"", "\n", "\\\"", "\n", "alias", "\n", "serverMap", ",", "ok", ":=", "vei", ".", "(", "map", "[", "string", "]", "interface", "{", "}", ")", "\n", "if", "!", "ok", "{", "log", ".", "Fatalf", "(", "\"entry %q in servers section is a %T, want an object\"", ",", "alias", ",", "vei", ")", "\n", "}", "\n", "serverConf", ":=", "jsonconfig", ".", "Obj", "(", "serverMap", ")", "\n", "serverStr", ",", "err", ":=", "cleanServer", "(", "serverConf", ".", "OptionalString", "(", "\"server\"", ",", "\"\"", ")", ")", "\n", "}", "\n", "}" ]
// lazy config parsing when there's a known client already. // The client c may be nil.
[ "lazy", "config", "parsing", "when", "there", "s", "a", "known", "client", "already", ".", "The", "client", "c", "may", "be", "nil", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/client/config.go#L84-L162
train
perkeep/perkeep
pkg/client/config.go
convertToMultiServers
func convertToMultiServers(conf jsonconfig.Obj) (jsonconfig.Obj, error) { server := conf.OptionalString("server", "") if server == "" { return nil, errors.New("could not convert config to multi-servers style: no \"server\" key found") } newConf := jsonconfig.Obj{ "servers": map[string]interface{}{ "server": map[string]interface{}{ "auth": conf.OptionalString("auth", ""), "default": true, "server": server, }, }, "identity": conf.OptionalString("identity", ""), "identitySecretRing": conf.OptionalString("identitySecretRing", ""), } if ignoredFiles := conf.OptionalList("ignoredFiles"); ignoredFiles != nil { var list []interface{} for _, v := range ignoredFiles { list = append(list, v) } newConf["ignoredFiles"] = list } return newConf, nil }
go
func convertToMultiServers(conf jsonconfig.Obj) (jsonconfig.Obj, error) { server := conf.OptionalString("server", "") if server == "" { return nil, errors.New("could not convert config to multi-servers style: no \"server\" key found") } newConf := jsonconfig.Obj{ "servers": map[string]interface{}{ "server": map[string]interface{}{ "auth": conf.OptionalString("auth", ""), "default": true, "server": server, }, }, "identity": conf.OptionalString("identity", ""), "identitySecretRing": conf.OptionalString("identitySecretRing", ""), } if ignoredFiles := conf.OptionalList("ignoredFiles"); ignoredFiles != nil { var list []interface{} for _, v := range ignoredFiles { list = append(list, v) } newConf["ignoredFiles"] = list } return newConf, nil }
[ "func", "convertToMultiServers", "(", "conf", "jsonconfig", ".", "Obj", ")", "(", "jsonconfig", ".", "Obj", ",", "error", ")", "{", "server", ":=", "conf", ".", "OptionalString", "(", "\"server\"", ",", "\"\"", ")", "\n", "if", "server", "==", "\"\"", "{", "return", "nil", ",", "errors", ".", "New", "(", "\"could not convert config to multi-servers style: no \\\"server\\\" key found\"", ")", "\n", "}", "\n", "\\\"", "\n", "\\\"", "\n", "newConf", ":=", "jsonconfig", ".", "Obj", "{", "\"servers\"", ":", "map", "[", "string", "]", "interface", "{", "}", "{", "\"server\"", ":", "map", "[", "string", "]", "interface", "{", "}", "{", "\"auth\"", ":", "conf", ".", "OptionalString", "(", "\"auth\"", ",", "\"\"", ")", ",", "\"default\"", ":", "true", ",", "\"server\"", ":", "server", ",", "}", ",", "}", ",", "\"identity\"", ":", "conf", ".", "OptionalString", "(", "\"identity\"", ",", "\"\"", ")", ",", "\"identitySecretRing\"", ":", "conf", ".", "OptionalString", "(", "\"identitySecretRing\"", ",", "\"\"", ")", ",", "}", "\n", "}" ]
// convertToMultiServers takes an old style single-server client configuration and maps it to new a multi-servers configuration that is returned.
[ "convertToMultiServers", "takes", "an", "old", "style", "single", "-", "server", "client", "configuration", "and", "maps", "it", "to", "new", "a", "multi", "-", "servers", "configuration", "that", "is", "returned", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/client/config.go#L172-L196
train
perkeep/perkeep
pkg/client/config.go
printConfigChangeHelp
func printConfigChangeHelp(conf jsonconfig.Obj) { // rename maps from old key names to the new ones. // If there is no new one, the value is the empty string. rename := map[string]string{ "keyId": "identity", "publicKeyBlobref": "", "selfPubKeyDir": "", "secretRing": "identitySecretRing", } oldConfig := false configChangedMsg := fmt.Sprintf("The client configuration file (%s) keys have changed.\n", osutil.UserClientConfigPath()) for _, unknown := range conf.UnknownKeys() { v, ok := rename[unknown] if ok { if v != "" { configChangedMsg += fmt.Sprintf("%q should be renamed %q.\n", unknown, v) } else { configChangedMsg += fmt.Sprintf("%q should be removed.\n", unknown) } oldConfig = true } } if oldConfig { configChangedMsg += "Please see https://perkeep.org/doc/client-config, or use pk-put init to recreate a default one." log.Print(configChangedMsg) } }
go
func printConfigChangeHelp(conf jsonconfig.Obj) { // rename maps from old key names to the new ones. // If there is no new one, the value is the empty string. rename := map[string]string{ "keyId": "identity", "publicKeyBlobref": "", "selfPubKeyDir": "", "secretRing": "identitySecretRing", } oldConfig := false configChangedMsg := fmt.Sprintf("The client configuration file (%s) keys have changed.\n", osutil.UserClientConfigPath()) for _, unknown := range conf.UnknownKeys() { v, ok := rename[unknown] if ok { if v != "" { configChangedMsg += fmt.Sprintf("%q should be renamed %q.\n", unknown, v) } else { configChangedMsg += fmt.Sprintf("%q should be removed.\n", unknown) } oldConfig = true } } if oldConfig { configChangedMsg += "Please see https://perkeep.org/doc/client-config, or use pk-put init to recreate a default one." log.Print(configChangedMsg) } }
[ "func", "printConfigChangeHelp", "(", "conf", "jsonconfig", ".", "Obj", ")", "{", "rename", ":=", "map", "[", "string", "]", "string", "{", "\"keyId\"", ":", "\"identity\"", ",", "\"publicKeyBlobref\"", ":", "\"\"", ",", "\"selfPubKeyDir\"", ":", "\"\"", ",", "\"secretRing\"", ":", "\"identitySecretRing\"", ",", "}", "\n", "oldConfig", ":=", "false", "\n", "configChangedMsg", ":=", "fmt", ".", "Sprintf", "(", "\"The client configuration file (%s) keys have changed.\\n\"", ",", "\\n", ")", "\n", "osutil", ".", "UserClientConfigPath", "(", ")", "\n", "for", "_", ",", "unknown", ":=", "range", "conf", ".", "UnknownKeys", "(", ")", "{", "v", ",", "ok", ":=", "rename", "[", "unknown", "]", "\n", "if", "ok", "{", "if", "v", "!=", "\"\"", "{", "configChangedMsg", "+=", "fmt", ".", "Sprintf", "(", "\"%q should be renamed %q.\\n\"", ",", "\\n", ",", "unknown", ")", "\n", "}", "else", "v", "\n", "{", "configChangedMsg", "+=", "fmt", ".", "Sprintf", "(", "\"%q should be removed.\\n\"", ",", "\\n", ")", "\n", "}", "\n", "}", "\n", "}", "\n", "}" ]
// printConfigChangeHelp checks if conf contains obsolete keys, // and prints additional help in this case.
[ "printConfigChangeHelp", "checks", "if", "conf", "contains", "obsolete", "keys", "and", "prints", "additional", "help", "in", "this", "case", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/client/config.go#L200-L226
train
perkeep/perkeep
pkg/client/config.go
getServer
func getServer() (string, error) { if s := os.Getenv("CAMLI_SERVER"); s != "" { return cleanServer(s) } if flagServer != "" { if !isURLOrHostPort(flagServer) { configOnce.Do(parseConfig) serverConf, ok := config.Servers[flagServer] if ok { return serverConf.Server, nil } log.Printf("%q looks like a server alias, but no such alias found in config.", flagServer) } else { return cleanServer(flagServer) } } server, err := defaultServer() if err != nil { return "", err } if server == "" { return "", camtypes.ErrClientNoServer } return cleanServer(server) }
go
func getServer() (string, error) { if s := os.Getenv("CAMLI_SERVER"); s != "" { return cleanServer(s) } if flagServer != "" { if !isURLOrHostPort(flagServer) { configOnce.Do(parseConfig) serverConf, ok := config.Servers[flagServer] if ok { return serverConf.Server, nil } log.Printf("%q looks like a server alias, but no such alias found in config.", flagServer) } else { return cleanServer(flagServer) } } server, err := defaultServer() if err != nil { return "", err } if server == "" { return "", camtypes.ErrClientNoServer } return cleanServer(server) }
[ "func", "getServer", "(", ")", "(", "string", ",", "error", ")", "{", "if", "s", ":=", "os", ".", "Getenv", "(", "\"CAMLI_SERVER\"", ")", ";", "s", "!=", "\"\"", "{", "return", "cleanServer", "(", "s", ")", "\n", "}", "\n", "if", "flagServer", "!=", "\"\"", "{", "if", "!", "isURLOrHostPort", "(", "flagServer", ")", "{", "configOnce", ".", "Do", "(", "parseConfig", ")", "\n", "serverConf", ",", "ok", ":=", "config", ".", "Servers", "[", "flagServer", "]", "\n", "if", "ok", "{", "return", "serverConf", ".", "Server", ",", "nil", "\n", "}", "\n", "log", ".", "Printf", "(", "\"%q looks like a server alias, but no such alias found in config.\"", ",", "flagServer", ")", "\n", "}", "else", "{", "return", "cleanServer", "(", "flagServer", ")", "\n", "}", "\n", "}", "\n", "server", ",", "err", ":=", "defaultServer", "(", ")", "\n", "if", "err", "!=", "nil", "{", "return", "\"\"", ",", "err", "\n", "}", "\n", "if", "server", "==", "\"\"", "{", "return", "\"\"", ",", "camtypes", ".", "ErrClientNoServer", "\n", "}", "\n", "return", "cleanServer", "(", "server", ")", "\n", "}" ]
// getServer returns the server's URL found either as a command-line flag, // or as the default server in the config file.
[ "getServer", "returns", "the", "server", "s", "URL", "found", "either", "as", "a", "command", "-", "line", "flag", "or", "as", "the", "default", "server", "in", "the", "config", "file", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/client/config.go#L269-L293
train
perkeep/perkeep
pkg/client/config.go
SetupAuth
func (c *Client) SetupAuth() error { if c.noExtConfig { if c.authMode != nil { if _, ok := c.authMode.(*auth.None); !ok { return nil } } return errors.New("client: noExtConfig set; auth should not be configured from config or env vars") } // env var takes precedence, but only if we're in dev mode or on android. // Too risky otherwise. if android.OnAndroid() || env.IsDev() || configDisabled { authMode, err := auth.FromEnv() if err == nil { c.authMode = authMode return nil } if err != auth.ErrNoAuth { return fmt.Errorf("Could not set up auth from env var CAMLI_AUTH: %v", err) } } if c.server == "" { return fmt.Errorf("no server defined for this client: can not set up auth") } authConf := serverAuth(c.server) if authConf == "" { c.authErr = fmt.Errorf("could not find auth key for server %q in config, defaulting to no auth", c.server) c.authMode = auth.None{} return nil } var err error c.authMode, err = auth.FromConfig(authConf) return err }
go
func (c *Client) SetupAuth() error { if c.noExtConfig { if c.authMode != nil { if _, ok := c.authMode.(*auth.None); !ok { return nil } } return errors.New("client: noExtConfig set; auth should not be configured from config or env vars") } // env var takes precedence, but only if we're in dev mode or on android. // Too risky otherwise. if android.OnAndroid() || env.IsDev() || configDisabled { authMode, err := auth.FromEnv() if err == nil { c.authMode = authMode return nil } if err != auth.ErrNoAuth { return fmt.Errorf("Could not set up auth from env var CAMLI_AUTH: %v", err) } } if c.server == "" { return fmt.Errorf("no server defined for this client: can not set up auth") } authConf := serverAuth(c.server) if authConf == "" { c.authErr = fmt.Errorf("could not find auth key for server %q in config, defaulting to no auth", c.server) c.authMode = auth.None{} return nil } var err error c.authMode, err = auth.FromConfig(authConf) return err }
[ "func", "(", "c", "*", "Client", ")", "SetupAuth", "(", ")", "error", "{", "if", "c", ".", "noExtConfig", "{", "if", "c", ".", "authMode", "!=", "nil", "{", "if", "_", ",", "ok", ":=", "c", ".", "authMode", ".", "(", "*", "auth", ".", "None", ")", ";", "!", "ok", "{", "return", "nil", "\n", "}", "\n", "}", "\n", "return", "errors", ".", "New", "(", "\"client: noExtConfig set; auth should not be configured from config or env vars\"", ")", "\n", "}", "\n", "if", "android", ".", "OnAndroid", "(", ")", "||", "env", ".", "IsDev", "(", ")", "||", "configDisabled", "{", "authMode", ",", "err", ":=", "auth", ".", "FromEnv", "(", ")", "\n", "if", "err", "==", "nil", "{", "c", ".", "authMode", "=", "authMode", "\n", "return", "nil", "\n", "}", "\n", "if", "err", "!=", "auth", ".", "ErrNoAuth", "{", "return", "fmt", ".", "Errorf", "(", "\"Could not set up auth from env var CAMLI_AUTH: %v\"", ",", "err", ")", "\n", "}", "\n", "}", "\n", "if", "c", ".", "server", "==", "\"\"", "{", "return", "fmt", ".", "Errorf", "(", "\"no server defined for this client: can not set up auth\"", ")", "\n", "}", "\n", "authConf", ":=", "serverAuth", "(", "c", ".", "server", ")", "\n", "if", "authConf", "==", "\"\"", "{", "c", ".", "authErr", "=", "fmt", ".", "Errorf", "(", "\"could not find auth key for server %q in config, defaulting to no auth\"", ",", "c", ".", "server", ")", "\n", "c", ".", "authMode", "=", "auth", ".", "None", "{", "}", "\n", "return", "nil", "\n", "}", "\n", "var", "err", "error", "\n", "c", ".", "authMode", ",", "err", "=", "auth", ".", "FromConfig", "(", "authConf", ")", "\n", "return", "err", "\n", "}" ]
// SetupAuth sets the client's authMode. It tries from the environment first if we're on android or in dev mode, and then from the client configuration.
[ "SetupAuth", "sets", "the", "client", "s", "authMode", ".", "It", "tries", "from", "the", "environment", "first", "if", "we", "re", "on", "android", "or", "in", "dev", "mode", "and", "then", "from", "the", "client", "configuration", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/client/config.go#L311-L346
train
perkeep/perkeep
pkg/client/config.go
serverAuth
func serverAuth(server string) string { configOnce.Do(parseConfig) alias := config.Alias(server) if alias == "" { return "" } return config.Servers[alias].Auth }
go
func serverAuth(server string) string { configOnce.Do(parseConfig) alias := config.Alias(server) if alias == "" { return "" } return config.Servers[alias].Auth }
[ "func", "serverAuth", "(", "server", "string", ")", "string", "{", "configOnce", ".", "Do", "(", "parseConfig", ")", "\n", "alias", ":=", "config", ".", "Alias", "(", "server", ")", "\n", "if", "alias", "==", "\"\"", "{", "return", "\"\"", "\n", "}", "\n", "return", "config", ".", "Servers", "[", "alias", "]", ".", "Auth", "\n", "}" ]
// serverAuth returns the auth scheme for server from the config, or the empty string if the server was not found in the config.
[ "serverAuth", "returns", "the", "auth", "scheme", "for", "server", "from", "the", "config", "or", "the", "empty", "string", "if", "the", "server", "was", "not", "found", "in", "the", "config", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/client/config.go#L349-L356
train
perkeep/perkeep
pkg/client/config.go
SetupAuthFromString
func (c *Client) SetupAuthFromString(a string) error { // TODO(mpl): review the one using that (pkg/blobserver/remote/remote.go) var err error c.authMode, err = auth.FromConfig(a) return err }
go
func (c *Client) SetupAuthFromString(a string) error { // TODO(mpl): review the one using that (pkg/blobserver/remote/remote.go) var err error c.authMode, err = auth.FromConfig(a) return err }
[ "func", "(", "c", "*", "Client", ")", "SetupAuthFromString", "(", "a", "string", ")", "error", "{", "var", "err", "error", "\n", "c", ".", "authMode", ",", "err", "=", "auth", ".", "FromConfig", "(", "a", ")", "\n", "return", "err", "\n", "}" ]
// SetupAuthFromString configures the clients authentication mode from // an explicit auth string.
[ "SetupAuthFromString", "configures", "the", "clients", "authentication", "mode", "from", "an", "explicit", "auth", "string", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/client/config.go#L360-L365
train
perkeep/perkeep
pkg/client/config.go
serverTrustedCerts
func (c *Client) serverTrustedCerts(server string) []string { configOnce.Do(c.parseConfig) if config == nil { return nil } alias := config.Alias(server) if alias == "" { return nil } return config.Servers[alias].TrustedCerts }
go
func (c *Client) serverTrustedCerts(server string) []string { configOnce.Do(c.parseConfig) if config == nil { return nil } alias := config.Alias(server) if alias == "" { return nil } return config.Servers[alias].TrustedCerts }
[ "func", "(", "c", "*", "Client", ")", "serverTrustedCerts", "(", "server", "string", ")", "[", "]", "string", "{", "configOnce", ".", "Do", "(", "c", ".", "parseConfig", ")", "\n", "if", "config", "==", "nil", "{", "return", "nil", "\n", "}", "\n", "alias", ":=", "config", ".", "Alias", "(", "server", ")", "\n", "if", "alias", "==", "\"\"", "{", "return", "nil", "\n", "}", "\n", "return", "config", ".", "Servers", "[", "alias", "]", ".", "TrustedCerts", "\n", "}" ]
// serverTrustedCerts returns the trusted certs for server from the config.
[ "serverTrustedCerts", "returns", "the", "trusted", "certs", "for", "server", "from", "the", "config", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/client/config.go#L463-L473
train
perkeep/perkeep
pkg/client/config.go
newIgnoreChecker
func newIgnoreChecker(ignoredFiles []string) func(path string) (shouldIgnore bool) { var fns []func(string) bool // copy of ignoredFiles for us to mutate ignFiles := append([]string(nil), ignoredFiles...) for k, v := range ignFiles { if strings.HasPrefix(v, filepath.FromSlash("~/")) { ignFiles[k] = filepath.Join(osutilHomeDir(), v[2:]) } } // We cache the ignoredFiles patterns in 3 categories (not necessarily exclusive): // 1) shell patterns // 3) absolute paths // 4) paths components for _, pattern := range ignFiles { pattern := pattern _, err := filepath.Match(pattern, "whatever") if err == nil { fns = append(fns, func(v string) bool { return isShellPatternMatch(pattern, v) }) } } for _, pattern := range ignFiles { pattern := pattern if filepath.IsAbs(pattern) { fns = append(fns, func(v string) bool { return hasDirPrefix(filepath.Clean(pattern), v) }) } else { fns = append(fns, func(v string) bool { return hasComponent(filepath.Clean(pattern), v) }) } } return func(path string) bool { for _, fn := range fns { if fn(path) { return true } } return false } }
go
func newIgnoreChecker(ignoredFiles []string) func(path string) (shouldIgnore bool) { var fns []func(string) bool // copy of ignoredFiles for us to mutate ignFiles := append([]string(nil), ignoredFiles...) for k, v := range ignFiles { if strings.HasPrefix(v, filepath.FromSlash("~/")) { ignFiles[k] = filepath.Join(osutilHomeDir(), v[2:]) } } // We cache the ignoredFiles patterns in 3 categories (not necessarily exclusive): // 1) shell patterns // 3) absolute paths // 4) paths components for _, pattern := range ignFiles { pattern := pattern _, err := filepath.Match(pattern, "whatever") if err == nil { fns = append(fns, func(v string) bool { return isShellPatternMatch(pattern, v) }) } } for _, pattern := range ignFiles { pattern := pattern if filepath.IsAbs(pattern) { fns = append(fns, func(v string) bool { return hasDirPrefix(filepath.Clean(pattern), v) }) } else { fns = append(fns, func(v string) bool { return hasComponent(filepath.Clean(pattern), v) }) } } return func(path string) bool { for _, fn := range fns { if fn(path) { return true } } return false } }
[ "func", "newIgnoreChecker", "(", "ignoredFiles", "[", "]", "string", ")", "func", "(", "path", "string", ")", "(", "shouldIgnore", "bool", ")", "{", "var", "fns", "[", "]", "func", "(", "string", ")", "bool", "\n", "ignFiles", ":=", "append", "(", "[", "]", "string", "(", "nil", ")", ",", "ignoredFiles", "...", ")", "\n", "for", "k", ",", "v", ":=", "range", "ignFiles", "{", "if", "strings", ".", "HasPrefix", "(", "v", ",", "filepath", ".", "FromSlash", "(", "\"~/\"", ")", ")", "{", "ignFiles", "[", "k", "]", "=", "filepath", ".", "Join", "(", "osutilHomeDir", "(", ")", ",", "v", "[", "2", ":", "]", ")", "\n", "}", "\n", "}", "\n", "for", "_", ",", "pattern", ":=", "range", "ignFiles", "{", "pattern", ":=", "pattern", "\n", "_", ",", "err", ":=", "filepath", ".", "Match", "(", "pattern", ",", "\"whatever\"", ")", "\n", "if", "err", "==", "nil", "{", "fns", "=", "append", "(", "fns", ",", "func", "(", "v", "string", ")", "bool", "{", "return", "isShellPatternMatch", "(", "pattern", ",", "v", ")", "}", ")", "\n", "}", "\n", "}", "\n", "for", "_", ",", "pattern", ":=", "range", "ignFiles", "{", "pattern", ":=", "pattern", "\n", "if", "filepath", ".", "IsAbs", "(", "pattern", ")", "{", "fns", "=", "append", "(", "fns", ",", "func", "(", "v", "string", ")", "bool", "{", "return", "hasDirPrefix", "(", "filepath", ".", "Clean", "(", "pattern", ")", ",", "v", ")", "}", ")", "\n", "}", "else", "{", "fns", "=", "append", "(", "fns", ",", "func", "(", "v", "string", ")", "bool", "{", "return", "hasComponent", "(", "filepath", ".", "Clean", "(", "pattern", ")", ",", "v", ")", "}", ")", "\n", "}", "\n", "}", "\n", "return", "func", "(", "path", "string", ")", "bool", "{", "for", "_", ",", "fn", ":=", "range", "fns", "{", "if", "fn", "(", "path", ")", "{", "return", "true", "\n", "}", "\n", "}", "\n", "return", "false", "\n", "}", "\n", "}" ]
// newIgnoreChecker uses ignoredFiles to build and return a func that returns whether the file path argument should be ignored. See IsIgnoredFile for the ignore rules.
[ "newIgnoreChecker", "uses", "ignoredFiles", "to", "build", "and", "return", "a", "func", "that", "returns", "whether", "the", "file", "path", "argument", "should", "be", "ignored", ".", "See", "IsIgnoredFile", "for", "the", "ignore", "rules", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/client/config.go#L502-L540
train
perkeep/perkeep
pkg/client/config.go
hasDirPrefix
func hasDirPrefix(dirPrefix, fullpath string) bool { if !strings.HasPrefix(fullpath, dirPrefix) { return false } if len(fullpath) == len(dirPrefix) { return true } if fullpath[len(dirPrefix)] == filepath.Separator { return true } return false }
go
func hasDirPrefix(dirPrefix, fullpath string) bool { if !strings.HasPrefix(fullpath, dirPrefix) { return false } if len(fullpath) == len(dirPrefix) { return true } if fullpath[len(dirPrefix)] == filepath.Separator { return true } return false }
[ "func", "hasDirPrefix", "(", "dirPrefix", ",", "fullpath", "string", ")", "bool", "{", "if", "!", "strings", ".", "HasPrefix", "(", "fullpath", ",", "dirPrefix", ")", "{", "return", "false", "\n", "}", "\n", "if", "len", "(", "fullpath", ")", "==", "len", "(", "dirPrefix", ")", "{", "return", "true", "\n", "}", "\n", "if", "fullpath", "[", "len", "(", "dirPrefix", ")", "]", "==", "filepath", ".", "Separator", "{", "return", "true", "\n", "}", "\n", "return", "false", "\n", "}" ]
// hasDirPrefix reports whether the path has the provided directory prefix. // Both should be absolute paths.
[ "hasDirPrefix", "reports", "whether", "the", "path", "has", "the", "provided", "directory", "prefix", ".", "Both", "should", "be", "absolute", "paths", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/client/config.go#L561-L572
train
perkeep/perkeep
pkg/client/config.go
hasComponent
func hasComponent(component, fullpath string) bool { // trim Windows volume name fullpath = strings.TrimPrefix(fullpath, filepath.VolumeName(fullpath)) for { i := strings.Index(fullpath, component) if i == -1 { return false } if i != 0 && fullpath[i-1] == filepath.Separator { componentEnd := i + len(component) if componentEnd == len(fullpath) { return true } if fullpath[componentEnd] == filepath.Separator { return true } } fullpath = fullpath[i+1:] } panic("unreachable") }
go
func hasComponent(component, fullpath string) bool { // trim Windows volume name fullpath = strings.TrimPrefix(fullpath, filepath.VolumeName(fullpath)) for { i := strings.Index(fullpath, component) if i == -1 { return false } if i != 0 && fullpath[i-1] == filepath.Separator { componentEnd := i + len(component) if componentEnd == len(fullpath) { return true } if fullpath[componentEnd] == filepath.Separator { return true } } fullpath = fullpath[i+1:] } panic("unreachable") }
[ "func", "hasComponent", "(", "component", ",", "fullpath", "string", ")", "bool", "{", "fullpath", "=", "strings", ".", "TrimPrefix", "(", "fullpath", ",", "filepath", ".", "VolumeName", "(", "fullpath", ")", ")", "\n", "for", "{", "i", ":=", "strings", ".", "Index", "(", "fullpath", ",", "component", ")", "\n", "if", "i", "==", "-", "1", "{", "return", "false", "\n", "}", "\n", "if", "i", "!=", "0", "&&", "fullpath", "[", "i", "-", "1", "]", "==", "filepath", ".", "Separator", "{", "componentEnd", ":=", "i", "+", "len", "(", "component", ")", "\n", "if", "componentEnd", "==", "len", "(", "fullpath", ")", "{", "return", "true", "\n", "}", "\n", "if", "fullpath", "[", "componentEnd", "]", "==", "filepath", ".", "Separator", "{", "return", "true", "\n", "}", "\n", "}", "\n", "fullpath", "=", "fullpath", "[", "i", "+", "1", ":", "]", "\n", "}", "\n", "panic", "(", "\"unreachable\"", ")", "\n", "}" ]
// hasComponent returns whether the pathComponent is a path component of // fullpath. i.e it is a part of fullpath that fits exactly between two path // separators.
[ "hasComponent", "returns", "whether", "the", "pathComponent", "is", "a", "path", "component", "of", "fullpath", ".", "i", ".", "e", "it", "is", "a", "part", "of", "fullpath", "that", "fits", "exactly", "between", "two", "path", "separators", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/client/config.go#L577-L597
train
perkeep/perkeep
misc/release/make-release.go
genAll
func genAll() ([]string, error) { zipSource() for _, platform := range []string{"linux", "darwin", "windows"} { genBinaries(platform) packBinaries(platform) } getVersions() return []string{ "perkeep-darwin.tar.gz", "perkeep-linux.tar.gz", "perkeep-src.zip", "perkeep-windows.zip", }, nil }
go
func genAll() ([]string, error) { zipSource() for _, platform := range []string{"linux", "darwin", "windows"} { genBinaries(platform) packBinaries(platform) } getVersions() return []string{ "perkeep-darwin.tar.gz", "perkeep-linux.tar.gz", "perkeep-src.zip", "perkeep-windows.zip", }, nil }
[ "func", "genAll", "(", ")", "(", "[", "]", "string", ",", "error", ")", "{", "zipSource", "(", ")", "\n", "for", "_", ",", "platform", ":=", "range", "[", "]", "string", "{", "\"linux\"", ",", "\"darwin\"", ",", "\"windows\"", "}", "{", "genBinaries", "(", "platform", ")", "\n", "packBinaries", "(", "platform", ")", "\n", "}", "\n", "getVersions", "(", ")", "\n", "return", "[", "]", "string", "{", "\"perkeep-darwin.tar.gz\"", ",", "\"perkeep-linux.tar.gz\"", ",", "\"perkeep-src.zip\"", ",", "\"perkeep-windows.zip\"", ",", "}", ",", "nil", "\n", "}" ]
// genAll creates all the zips and tarballs, and returns their filenames.
[ "genAll", "creates", "all", "the", "zips", "and", "tarballs", "and", "returns", "their", "filenames", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/misc/release/make-release.go#L196-L209
train
perkeep/perkeep
misc/release/make-release.go
getVersions
func getVersions() { pkBin := filepath.Join(workDir, runtime.GOOS, "bin", "perkeepd") cmd := exec.Command(pkBin, "-version") var buf bytes.Buffer cmd.Stderr = &buf if err := cmd.Run(); err != nil { log.Fatalf("Error getting version from perkeepd: %v, %v", err, buf.String()) } sc := bufio.NewScanner(&buf) for sc.Scan() { l := sc.Text() fields := strings.Fields(l) if pkVersion == "" { if len(fields) != 4 || fields[0] != "perkeepd" { log.Fatalf("Unexpected perkeepd -version output: %q", l) } pkVersion = fields[3] continue } if len(fields) != 4 || fields[0] != "Go" { log.Fatalf("Unexpected perkeepd -version output: %q", l) } goVersion = fields[2] break } if err := sc.Err(); err != nil { log.Fatal(err) } }
go
func getVersions() { pkBin := filepath.Join(workDir, runtime.GOOS, "bin", "perkeepd") cmd := exec.Command(pkBin, "-version") var buf bytes.Buffer cmd.Stderr = &buf if err := cmd.Run(); err != nil { log.Fatalf("Error getting version from perkeepd: %v, %v", err, buf.String()) } sc := bufio.NewScanner(&buf) for sc.Scan() { l := sc.Text() fields := strings.Fields(l) if pkVersion == "" { if len(fields) != 4 || fields[0] != "perkeepd" { log.Fatalf("Unexpected perkeepd -version output: %q", l) } pkVersion = fields[3] continue } if len(fields) != 4 || fields[0] != "Go" { log.Fatalf("Unexpected perkeepd -version output: %q", l) } goVersion = fields[2] break } if err := sc.Err(); err != nil { log.Fatal(err) } }
[ "func", "getVersions", "(", ")", "{", "pkBin", ":=", "filepath", ".", "Join", "(", "workDir", ",", "runtime", ".", "GOOS", ",", "\"bin\"", ",", "\"perkeepd\"", ")", "\n", "cmd", ":=", "exec", ".", "Command", "(", "pkBin", ",", "\"-version\"", ")", "\n", "var", "buf", "bytes", ".", "Buffer", "\n", "cmd", ".", "Stderr", "=", "&", "buf", "\n", "if", "err", ":=", "cmd", ".", "Run", "(", ")", ";", "err", "!=", "nil", "{", "log", ".", "Fatalf", "(", "\"Error getting version from perkeepd: %v, %v\"", ",", "err", ",", "buf", ".", "String", "(", ")", ")", "\n", "}", "\n", "sc", ":=", "bufio", ".", "NewScanner", "(", "&", "buf", ")", "\n", "for", "sc", ".", "Scan", "(", ")", "{", "l", ":=", "sc", ".", "Text", "(", ")", "\n", "fields", ":=", "strings", ".", "Fields", "(", "l", ")", "\n", "if", "pkVersion", "==", "\"\"", "{", "if", "len", "(", "fields", ")", "!=", "4", "||", "fields", "[", "0", "]", "!=", "\"perkeepd\"", "{", "log", ".", "Fatalf", "(", "\"Unexpected perkeepd -version output: %q\"", ",", "l", ")", "\n", "}", "\n", "pkVersion", "=", "fields", "[", "3", "]", "\n", "continue", "\n", "}", "\n", "if", "len", "(", "fields", ")", "!=", "4", "||", "fields", "[", "0", "]", "!=", "\"Go\"", "{", "log", ".", "Fatalf", "(", "\"Unexpected perkeepd -version output: %q\"", ",", "l", ")", "\n", "}", "\n", "goVersion", "=", "fields", "[", "2", "]", "\n", "break", "\n", "}", "\n", "if", "err", ":=", "sc", ".", "Err", "(", ")", ";", "err", "!=", "nil", "{", "log", ".", "Fatal", "(", "err", ")", "\n", "}", "\n", "}" ]
// getVersions uses the freshly built perkeepd binary to get the Perkeep and Go // versions used to build the release.
[ "getVersions", "uses", "the", "freshly", "built", "perkeepd", "binary", "to", "get", "the", "Perkeep", "and", "Go", "versions", "used", "to", "build", "the", "release", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/misc/release/make-release.go#L213-L241
train
perkeep/perkeep
misc/release/make-release.go
zipSource
func zipSource() string { cwd := filepath.Join(workDir, "src") check(os.MkdirAll(cwd, 0755)) image := goDockerImage args := []string{ "run", "--rm", "--volume=" + cwd + ":/OUT", "--volume=" + path.Join(releaseDir, "zip-source.go") + ":" + zipSourceProgram + ":ro", } if isWIP() { args = append(args, "--volume="+localCamliSource()+":/IN:ro", image, goCmd, "run", zipSourceProgram, "--rev=WIP:/IN") } else { args = append(args, image, goCmd, "run", zipSourceProgram, "--rev="+rev()) } cmd := exec.Command("docker", args...) cmd.Stdout = os.Stdout cmd.Stderr = os.Stderr if err := cmd.Run(); err != nil { log.Fatalf("Error zipping Perkeep source in go container: %v", err) } archiveName := "perkeep-src.zip" // can't use os.Rename because invalid cross-device link error likely cmd = exec.Command("mv", filepath.Join(cwd, archiveName), releaseDir) cmd.Stdout = os.Stdout cmd.Stderr = os.Stderr if err := cmd.Run(); err != nil { log.Fatalf("Error moving source zip from %v to %v: %v", filepath.Join(cwd, archiveName), releaseDir, err) } fmt.Printf("Perkeep source successfully zipped in %v\n", releaseDir) return archiveName }
go
func zipSource() string { cwd := filepath.Join(workDir, "src") check(os.MkdirAll(cwd, 0755)) image := goDockerImage args := []string{ "run", "--rm", "--volume=" + cwd + ":/OUT", "--volume=" + path.Join(releaseDir, "zip-source.go") + ":" + zipSourceProgram + ":ro", } if isWIP() { args = append(args, "--volume="+localCamliSource()+":/IN:ro", image, goCmd, "run", zipSourceProgram, "--rev=WIP:/IN") } else { args = append(args, image, goCmd, "run", zipSourceProgram, "--rev="+rev()) } cmd := exec.Command("docker", args...) cmd.Stdout = os.Stdout cmd.Stderr = os.Stderr if err := cmd.Run(); err != nil { log.Fatalf("Error zipping Perkeep source in go container: %v", err) } archiveName := "perkeep-src.zip" // can't use os.Rename because invalid cross-device link error likely cmd = exec.Command("mv", filepath.Join(cwd, archiveName), releaseDir) cmd.Stdout = os.Stdout cmd.Stderr = os.Stderr if err := cmd.Run(); err != nil { log.Fatalf("Error moving source zip from %v to %v: %v", filepath.Join(cwd, archiveName), releaseDir, err) } fmt.Printf("Perkeep source successfully zipped in %v\n", releaseDir) return archiveName }
[ "func", "zipSource", "(", ")", "string", "{", "cwd", ":=", "filepath", ".", "Join", "(", "workDir", ",", "\"src\"", ")", "\n", "check", "(", "os", ".", "MkdirAll", "(", "cwd", ",", "0755", ")", ")", "\n", "image", ":=", "goDockerImage", "\n", "args", ":=", "[", "]", "string", "{", "\"run\"", ",", "\"--rm\"", ",", "\"--volume=\"", "+", "cwd", "+", "\":/OUT\"", ",", "\"--volume=\"", "+", "path", ".", "Join", "(", "releaseDir", ",", "\"zip-source.go\"", ")", "+", "\":\"", "+", "zipSourceProgram", "+", "\":ro\"", ",", "}", "\n", "if", "isWIP", "(", ")", "{", "args", "=", "append", "(", "args", ",", "\"--volume=\"", "+", "localCamliSource", "(", ")", "+", "\":/IN:ro\"", ",", "image", ",", "goCmd", ",", "\"run\"", ",", "zipSourceProgram", ",", "\"--rev=WIP:/IN\"", ")", "\n", "}", "else", "{", "args", "=", "append", "(", "args", ",", "image", ",", "goCmd", ",", "\"run\"", ",", "zipSourceProgram", ",", "\"--rev=\"", "+", "rev", "(", ")", ")", "\n", "}", "\n", "cmd", ":=", "exec", ".", "Command", "(", "\"docker\"", ",", "args", "...", ")", "\n", "cmd", ".", "Stdout", "=", "os", ".", "Stdout", "\n", "cmd", ".", "Stderr", "=", "os", ".", "Stderr", "\n", "if", "err", ":=", "cmd", ".", "Run", "(", ")", ";", "err", "!=", "nil", "{", "log", ".", "Fatalf", "(", "\"Error zipping Perkeep source in go container: %v\"", ",", "err", ")", "\n", "}", "\n", "archiveName", ":=", "\"perkeep-src.zip\"", "\n", "cmd", "=", "exec", ".", "Command", "(", "\"mv\"", ",", "filepath", ".", "Join", "(", "cwd", ",", "archiveName", ")", ",", "releaseDir", ")", "\n", "cmd", ".", "Stdout", "=", "os", ".", "Stdout", "\n", "cmd", ".", "Stderr", "=", "os", ".", "Stderr", "\n", "if", "err", ":=", "cmd", ".", "Run", "(", ")", ";", "err", "!=", "nil", "{", "log", ".", "Fatalf", "(", "\"Error moving source zip from %v to %v: %v\"", ",", "filepath", ".", "Join", "(", "cwd", ",", "archiveName", ")", ",", "releaseDir", ",", "err", ")", "\n", "}", "\n", "fmt", ".", "Printf", "(", "\"Perkeep source successfully zipped in %v\\n\"", ",", "\\n", ")", "\n", "releaseDir", "\n", "}" ]
// zipSource builds the zip archive that contains the source code of Perkeep.
[ "zipSource", "builds", "the", "zip", "archive", "that", "contains", "the", "source", "code", "of", "Perkeep", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/misc/release/make-release.go#L378-L410
train
perkeep/perkeep
misc/release/make-release.go
committers
func committers() (map[string]string, error) { cmd := exec.Command("git", "shortlog", "-n", "-e", "-s", *flagStatsFrom+".."+revOrHEAD()) out, err := cmd.CombinedOutput() if err != nil { return nil, fmt.Errorf("%v; %v", err, string(out)) } rxp := regexp.MustCompile(`^\s+(\d+)\s+(.*)<(.*)>.*$`) sc := bufio.NewScanner(bytes.NewReader(out)) // maps email to name committers := make(map[string]string) // remember the count, to keep the committer that has the most count, when same name. commitCountByEmail := make(map[string]int) for sc.Scan() { m := rxp.FindStringSubmatch(sc.Text()) if len(m) != 4 { return nil, fmt.Errorf("commit line regexp didn't match properly") } count, err := strconv.Atoi(m[1]) if err != nil { return nil, fmt.Errorf("couldn't convert %q as a number of commits: %v", m[1], err) } name := strings.TrimSpace(m[2]) email := m[3] // uniq by e-mail. first one encountered wins as it has more commits. if _, ok := committers[email]; !ok { committers[email] = name } commitCountByEmail[email] += count } if err := sc.Err(); err != nil { return nil, err } // uniq by name committerByName := make(map[string]string) for email, name := range committers { firstEmail, ok := committerByName[name] if !ok { committerByName[name] = email continue } c1, _ := commitCountByEmail[firstEmail] c2, _ := commitCountByEmail[email] if c1 < c2 { delete(committers, firstEmail) } else { delete(committers, email) } } return committers, nil }
go
func committers() (map[string]string, error) { cmd := exec.Command("git", "shortlog", "-n", "-e", "-s", *flagStatsFrom+".."+revOrHEAD()) out, err := cmd.CombinedOutput() if err != nil { return nil, fmt.Errorf("%v; %v", err, string(out)) } rxp := regexp.MustCompile(`^\s+(\d+)\s+(.*)<(.*)>.*$`) sc := bufio.NewScanner(bytes.NewReader(out)) // maps email to name committers := make(map[string]string) // remember the count, to keep the committer that has the most count, when same name. commitCountByEmail := make(map[string]int) for sc.Scan() { m := rxp.FindStringSubmatch(sc.Text()) if len(m) != 4 { return nil, fmt.Errorf("commit line regexp didn't match properly") } count, err := strconv.Atoi(m[1]) if err != nil { return nil, fmt.Errorf("couldn't convert %q as a number of commits: %v", m[1], err) } name := strings.TrimSpace(m[2]) email := m[3] // uniq by e-mail. first one encountered wins as it has more commits. if _, ok := committers[email]; !ok { committers[email] = name } commitCountByEmail[email] += count } if err := sc.Err(); err != nil { return nil, err } // uniq by name committerByName := make(map[string]string) for email, name := range committers { firstEmail, ok := committerByName[name] if !ok { committerByName[name] = email continue } c1, _ := commitCountByEmail[firstEmail] c2, _ := commitCountByEmail[email] if c1 < c2 { delete(committers, firstEmail) } else { delete(committers, email) } } return committers, nil }
[ "func", "committers", "(", ")", "(", "map", "[", "string", "]", "string", ",", "error", ")", "{", "cmd", ":=", "exec", ".", "Command", "(", "\"git\"", ",", "\"shortlog\"", ",", "\"-n\"", ",", "\"-e\"", ",", "\"-s\"", ",", "*", "flagStatsFrom", "+", "\"..\"", "+", "revOrHEAD", "(", ")", ")", "\n", "out", ",", "err", ":=", "cmd", ".", "CombinedOutput", "(", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "fmt", ".", "Errorf", "(", "\"%v; %v\"", ",", "err", ",", "string", "(", "out", ")", ")", "\n", "}", "\n", "rxp", ":=", "regexp", ".", "MustCompile", "(", "`^\\s+(\\d+)\\s+(.*)<(.*)>.*$`", ")", "\n", "sc", ":=", "bufio", ".", "NewScanner", "(", "bytes", ".", "NewReader", "(", "out", ")", ")", "\n", "committers", ":=", "make", "(", "map", "[", "string", "]", "string", ")", "\n", "commitCountByEmail", ":=", "make", "(", "map", "[", "string", "]", "int", ")", "\n", "for", "sc", ".", "Scan", "(", ")", "{", "m", ":=", "rxp", ".", "FindStringSubmatch", "(", "sc", ".", "Text", "(", ")", ")", "\n", "if", "len", "(", "m", ")", "!=", "4", "{", "return", "nil", ",", "fmt", ".", "Errorf", "(", "\"commit line regexp didn't match properly\"", ")", "\n", "}", "\n", "count", ",", "err", ":=", "strconv", ".", "Atoi", "(", "m", "[", "1", "]", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "fmt", ".", "Errorf", "(", "\"couldn't convert %q as a number of commits: %v\"", ",", "m", "[", "1", "]", ",", "err", ")", "\n", "}", "\n", "name", ":=", "strings", ".", "TrimSpace", "(", "m", "[", "2", "]", ")", "\n", "email", ":=", "m", "[", "3", "]", "\n", "if", "_", ",", "ok", ":=", "committers", "[", "email", "]", ";", "!", "ok", "{", "committers", "[", "email", "]", "=", "name", "\n", "}", "\n", "commitCountByEmail", "[", "email", "]", "+=", "count", "\n", "}", "\n", "if", "err", ":=", "sc", ".", "Err", "(", ")", ";", "err", "!=", "nil", "{", "return", "nil", ",", "err", "\n", "}", "\n", "committerByName", ":=", "make", "(", "map", "[", "string", "]", "string", ")", "\n", "for", "email", ",", "name", ":=", "range", "committers", "{", "firstEmail", ",", "ok", ":=", "committerByName", "[", "name", "]", "\n", "if", "!", "ok", "{", "committerByName", "[", "name", "]", "=", "email", "\n", "continue", "\n", "}", "\n", "c1", ",", "_", ":=", "commitCountByEmail", "[", "firstEmail", "]", "\n", "c2", ",", "_", ":=", "commitCountByEmail", "[", "email", "]", "\n", "if", "c1", "<", "c2", "{", "delete", "(", "committers", ",", "firstEmail", ")", "\n", "}", "else", "{", "delete", "(", "committers", ",", "email", ")", "\n", "}", "\n", "}", "\n", "return", "committers", ",", "nil", "\n", "}" ]
// returns commiters names mapped by e-mail, uniqued first by e-mail, then by name. // When uniquing, higher count of commits wins.
[ "returns", "commiters", "names", "mapped", "by", "e", "-", "mail", "uniqued", "first", "by", "e", "-", "mail", "then", "by", "name", ".", "When", "uniquing", "higher", "count", "of", "commits", "wins", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/misc/release/make-release.go#L690-L739
train
perkeep/perkeep
misc/release/make-release.go
ProjectTokenSource
func ProjectTokenSource(proj string, scopes ...string) (oauth2.TokenSource, error) { // TODO(bradfitz): try different strategies too, like // three-legged flow if the service account doesn't exist, and // then cache the token file on disk somewhere. Or maybe that should be an // option, for environments without stdin/stdout available to the user. // We'll figure it out as needed. fileName := filepath.Join(homedir(), "keys", proj+".key.json") jsonConf, err := ioutil.ReadFile(fileName) if err != nil { if os.IsNotExist(err) { return nil, fmt.Errorf("Missing JSON key configuration. Download the Service Account JSON key from https://console.developers.google.com/project/%s/apiui/credential and place it at %s", proj, fileName) } return nil, err } conf, err := google.JWTConfigFromJSON(jsonConf, scopes...) if err != nil { return nil, fmt.Errorf("reading JSON config from %s: %v", fileName, err) } return conf.TokenSource(oauth2.NoContext), nil }
go
func ProjectTokenSource(proj string, scopes ...string) (oauth2.TokenSource, error) { // TODO(bradfitz): try different strategies too, like // three-legged flow if the service account doesn't exist, and // then cache the token file on disk somewhere. Or maybe that should be an // option, for environments without stdin/stdout available to the user. // We'll figure it out as needed. fileName := filepath.Join(homedir(), "keys", proj+".key.json") jsonConf, err := ioutil.ReadFile(fileName) if err != nil { if os.IsNotExist(err) { return nil, fmt.Errorf("Missing JSON key configuration. Download the Service Account JSON key from https://console.developers.google.com/project/%s/apiui/credential and place it at %s", proj, fileName) } return nil, err } conf, err := google.JWTConfigFromJSON(jsonConf, scopes...) if err != nil { return nil, fmt.Errorf("reading JSON config from %s: %v", fileName, err) } return conf.TokenSource(oauth2.NoContext), nil }
[ "func", "ProjectTokenSource", "(", "proj", "string", ",", "scopes", "...", "string", ")", "(", "oauth2", ".", "TokenSource", ",", "error", ")", "{", "fileName", ":=", "filepath", ".", "Join", "(", "homedir", "(", ")", ",", "\"keys\"", ",", "proj", "+", "\".key.json\"", ")", "\n", "jsonConf", ",", "err", ":=", "ioutil", ".", "ReadFile", "(", "fileName", ")", "\n", "if", "err", "!=", "nil", "{", "if", "os", ".", "IsNotExist", "(", "err", ")", "{", "return", "nil", ",", "fmt", ".", "Errorf", "(", "\"Missing JSON key configuration. Download the Service Account JSON key from https://console.developers.google.com/project/%s/apiui/credential and place it at %s\"", ",", "proj", ",", "fileName", ")", "\n", "}", "\n", "return", "nil", ",", "err", "\n", "}", "\n", "conf", ",", "err", ":=", "google", ".", "JWTConfigFromJSON", "(", "jsonConf", ",", "scopes", "...", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "fmt", ".", "Errorf", "(", "\"reading JSON config from %s: %v\"", ",", "fileName", ",", "err", ")", "\n", "}", "\n", "return", "conf", ".", "TokenSource", "(", "oauth2", ".", "NoContext", ")", ",", "nil", "\n", "}" ]
// ProjectTokenSource returns an OAuth2 TokenSource for the given Google Project ID.
[ "ProjectTokenSource", "returns", "an", "OAuth2", "TokenSource", "for", "the", "given", "Google", "Project", "ID", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/misc/release/make-release.go#L907-L926
train
perkeep/perkeep
internal/hashutil/hashutil.go
SHA256Prefix
func SHA256Prefix(data []byte) string { h := sha256.New() h.Write(data) return fmt.Sprintf("%x", h.Sum(nil))[:20] }
go
func SHA256Prefix(data []byte) string { h := sha256.New() h.Write(data) return fmt.Sprintf("%x", h.Sum(nil))[:20] }
[ "func", "SHA256Prefix", "(", "data", "[", "]", "byte", ")", "string", "{", "h", ":=", "sha256", ".", "New", "(", ")", "\n", "h", ".", "Write", "(", "data", ")", "\n", "return", "fmt", ".", "Sprintf", "(", "\"%x\"", ",", "h", ".", "Sum", "(", "nil", ")", ")", "[", ":", "20", "]", "\n", "}" ]
// SHA256Prefix computes the SHA-256 digest of data and returns // its first twenty lowercase hex digits.
[ "SHA256Prefix", "computes", "the", "SHA", "-", "256", "digest", "of", "data", "and", "returns", "its", "first", "twenty", "lowercase", "hex", "digits", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/internal/hashutil/hashutil.go#L32-L36
train
perkeep/perkeep
internal/hashutil/hashutil.go
SHA1Prefix
func SHA1Prefix(data []byte) string { h := sha1.New() h.Write(data) return fmt.Sprintf("%x", h.Sum(nil))[:20] }
go
func SHA1Prefix(data []byte) string { h := sha1.New() h.Write(data) return fmt.Sprintf("%x", h.Sum(nil))[:20] }
[ "func", "SHA1Prefix", "(", "data", "[", "]", "byte", ")", "string", "{", "h", ":=", "sha1", ".", "New", "(", ")", "\n", "h", ".", "Write", "(", "data", ")", "\n", "return", "fmt", ".", "Sprintf", "(", "\"%x\"", ",", "h", ".", "Sum", "(", "nil", ")", ")", "[", ":", "20", "]", "\n", "}" ]
// SHA1Prefix computes the SHA-1 digest of data and returns // its first twenty lowercase hex digits.
[ "SHA1Prefix", "computes", "the", "SHA", "-", "1", "digest", "of", "data", "and", "returns", "its", "first", "twenty", "lowercase", "hex", "digits", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/internal/hashutil/hashutil.go#L40-L44
train
perkeep/perkeep
internal/osutil/paths.go
HomeDir
func HomeDir() string { failInTests() if runtime.GOOS == "windows" { return os.Getenv("HOMEDRIVE") + os.Getenv("HOMEPATH") } return os.Getenv("HOME") }
go
func HomeDir() string { failInTests() if runtime.GOOS == "windows" { return os.Getenv("HOMEDRIVE") + os.Getenv("HOMEPATH") } return os.Getenv("HOME") }
[ "func", "HomeDir", "(", ")", "string", "{", "failInTests", "(", ")", "\n", "if", "runtime", ".", "GOOS", "==", "\"windows\"", "{", "return", "os", ".", "Getenv", "(", "\"HOMEDRIVE\"", ")", "+", "os", ".", "Getenv", "(", "\"HOMEPATH\"", ")", "\n", "}", "\n", "return", "os", ".", "Getenv", "(", "\"HOME\"", ")", "\n", "}" ]
// HomeDir returns the path to the user's home directory. // It returns the empty string if the value isn't known.
[ "HomeDir", "returns", "the", "path", "to", "the", "user", "s", "home", "directory", ".", "It", "returns", "the", "empty", "string", "if", "the", "value", "isn", "t", "known", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/internal/osutil/paths.go#L37-L43
train
perkeep/perkeep
internal/osutil/paths.go
NewJSONConfigParser
func NewJSONConfigParser() *jsonconfig.ConfigParser { var cp jsonconfig.ConfigParser dir, err := PerkeepConfigDir() if err != nil { log.Fatalf("NewJSONConfigParser error: %v", err) } cp.IncludeDirs = append([]string{dir}, filepath.SplitList(os.Getenv("CAMLI_INCLUDE_PATH"))...) return &cp }
go
func NewJSONConfigParser() *jsonconfig.ConfigParser { var cp jsonconfig.ConfigParser dir, err := PerkeepConfigDir() if err != nil { log.Fatalf("NewJSONConfigParser error: %v", err) } cp.IncludeDirs = append([]string{dir}, filepath.SplitList(os.Getenv("CAMLI_INCLUDE_PATH"))...) return &cp }
[ "func", "NewJSONConfigParser", "(", ")", "*", "jsonconfig", ".", "ConfigParser", "{", "var", "cp", "jsonconfig", ".", "ConfigParser", "\n", "dir", ",", "err", ":=", "PerkeepConfigDir", "(", ")", "\n", "if", "err", "!=", "nil", "{", "log", ".", "Fatalf", "(", "\"NewJSONConfigParser error: %v\"", ",", "err", ")", "\n", "}", "\n", "cp", ".", "IncludeDirs", "=", "append", "(", "[", "]", "string", "{", "dir", "}", ",", "filepath", ".", "SplitList", "(", "os", ".", "Getenv", "(", "\"CAMLI_INCLUDE_PATH\"", ")", ")", "...", ")", "\n", "return", "&", "cp", "\n", "}" ]
// NewJSONConfigParser returns a jsonconfig.ConfigParser with its IncludeDirs // set with PerkeepConfigDir and the contents of CAMLI_INCLUDE_PATH.
[ "NewJSONConfigParser", "returns", "a", "jsonconfig", ".", "ConfigParser", "with", "its", "IncludeDirs", "set", "with", "PerkeepConfigDir", "and", "the", "contents", "of", "CAMLI_INCLUDE_PATH", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/internal/osutil/paths.go#L332-L340
train
perkeep/perkeep
pkg/sorted/mem.go
NewMemoryKeyValue
func NewMemoryKeyValue() KeyValue { db := memdb.New(comparer.DefaultComparer, 128) return &memKeys{db: db} }
go
func NewMemoryKeyValue() KeyValue { db := memdb.New(comparer.DefaultComparer, 128) return &memKeys{db: db} }
[ "func", "NewMemoryKeyValue", "(", ")", "KeyValue", "{", "db", ":=", "memdb", ".", "New", "(", "comparer", ".", "DefaultComparer", ",", "128", ")", "\n", "return", "&", "memKeys", "{", "db", ":", "db", "}", "\n", "}" ]
// NewMemoryKeyValue returns a KeyValue implementation that's backed only // by memory. It's mostly useful for tests and development.
[ "NewMemoryKeyValue", "returns", "a", "KeyValue", "implementation", "that", "s", "backed", "only", "by", "memory", ".", "It", "s", "mostly", "useful", "for", "tests", "and", "development", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/sorted/mem.go#L33-L36
train
perkeep/perkeep
app/publisher/zip.go
blobsFromDir
func (zh *zipHandler) blobsFromDir(dirPath string, dirBlob blob.Ref) ([]*blobFile, error) { var list []*blobFile dr, err := schema.NewDirReader(context.TODO(), zh.fetcher, dirBlob) if err != nil { return nil, fmt.Errorf("Could not read dir blob %v: %v", dirBlob, err) } ent, err := dr.Readdir(context.TODO(), -1) if err != nil { return nil, fmt.Errorf("Could not read dir entries: %v", err) } for _, v := range ent { fullpath := path.Join(dirPath, v.FileName()) switch v.CamliType() { case "file": list = append(list, &blobFile{v.BlobRef(), fullpath}) case "directory": children, err := zh.blobsFromDir(fullpath, v.BlobRef()) if err != nil { return nil, fmt.Errorf("Could not get list of blobs from %v: %v", v.BlobRef(), err) } list = append(list, children...) } } return list, nil }
go
func (zh *zipHandler) blobsFromDir(dirPath string, dirBlob blob.Ref) ([]*blobFile, error) { var list []*blobFile dr, err := schema.NewDirReader(context.TODO(), zh.fetcher, dirBlob) if err != nil { return nil, fmt.Errorf("Could not read dir blob %v: %v", dirBlob, err) } ent, err := dr.Readdir(context.TODO(), -1) if err != nil { return nil, fmt.Errorf("Could not read dir entries: %v", err) } for _, v := range ent { fullpath := path.Join(dirPath, v.FileName()) switch v.CamliType() { case "file": list = append(list, &blobFile{v.BlobRef(), fullpath}) case "directory": children, err := zh.blobsFromDir(fullpath, v.BlobRef()) if err != nil { return nil, fmt.Errorf("Could not get list of blobs from %v: %v", v.BlobRef(), err) } list = append(list, children...) } } return list, nil }
[ "func", "(", "zh", "*", "zipHandler", ")", "blobsFromDir", "(", "dirPath", "string", ",", "dirBlob", "blob", ".", "Ref", ")", "(", "[", "]", "*", "blobFile", ",", "error", ")", "{", "var", "list", "[", "]", "*", "blobFile", "\n", "dr", ",", "err", ":=", "schema", ".", "NewDirReader", "(", "context", ".", "TODO", "(", ")", ",", "zh", ".", "fetcher", ",", "dirBlob", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "fmt", ".", "Errorf", "(", "\"Could not read dir blob %v: %v\"", ",", "dirBlob", ",", "err", ")", "\n", "}", "\n", "ent", ",", "err", ":=", "dr", ".", "Readdir", "(", "context", ".", "TODO", "(", ")", ",", "-", "1", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "fmt", ".", "Errorf", "(", "\"Could not read dir entries: %v\"", ",", "err", ")", "\n", "}", "\n", "for", "_", ",", "v", ":=", "range", "ent", "{", "fullpath", ":=", "path", ".", "Join", "(", "dirPath", ",", "v", ".", "FileName", "(", ")", ")", "\n", "switch", "v", ".", "CamliType", "(", ")", "{", "case", "\"file\"", ":", "list", "=", "append", "(", "list", ",", "&", "blobFile", "{", "v", ".", "BlobRef", "(", ")", ",", "fullpath", "}", ")", "\n", "case", "\"directory\"", ":", "children", ",", "err", ":=", "zh", ".", "blobsFromDir", "(", "fullpath", ",", "v", ".", "BlobRef", "(", ")", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "fmt", ".", "Errorf", "(", "\"Could not get list of blobs from %v: %v\"", ",", "v", ".", "BlobRef", "(", ")", ",", "err", ")", "\n", "}", "\n", "list", "=", "append", "(", "list", ",", "children", "...", ")", "\n", "}", "\n", "}", "\n", "return", "list", ",", "nil", "\n", "}" ]
// blobsFromDir returns the list of file blobs in directory dirBlob. // It only traverses permanode directories.
[ "blobsFromDir", "returns", "the", "list", "of", "file", "blobs", "in", "directory", "dirBlob", ".", "It", "only", "traverses", "permanode", "directories", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/app/publisher/zip.go#L159-L183
train
perkeep/perkeep
app/publisher/zip.go
renameDuplicates
func renameDuplicates(bf []*blobFile) sortedFiles { noDup := make(map[string]blob.Ref) // use a map to detect duplicates and rename them for _, file := range bf { if _, ok := noDup[file.path]; ok { // path already exists, so rename suffix := 0 var newname string for { suffix++ ext := path.Ext(file.path) newname = fmt.Sprintf("%s(%d)%s", file.path[:len(file.path)-len(ext)], suffix, ext) if _, ok := noDup[newname]; !ok { break } } noDup[newname] = file.blobRef } else { noDup[file.path] = file.blobRef } } // reinsert in a slice and sort it var sorted sortedFiles for p, b := range noDup { sorted = append(sorted, &blobFile{path: p, blobRef: b}) } sort.Sort(sorted) return sorted }
go
func renameDuplicates(bf []*blobFile) sortedFiles { noDup := make(map[string]blob.Ref) // use a map to detect duplicates and rename them for _, file := range bf { if _, ok := noDup[file.path]; ok { // path already exists, so rename suffix := 0 var newname string for { suffix++ ext := path.Ext(file.path) newname = fmt.Sprintf("%s(%d)%s", file.path[:len(file.path)-len(ext)], suffix, ext) if _, ok := noDup[newname]; !ok { break } } noDup[newname] = file.blobRef } else { noDup[file.path] = file.blobRef } } // reinsert in a slice and sort it var sorted sortedFiles for p, b := range noDup { sorted = append(sorted, &blobFile{path: p, blobRef: b}) } sort.Sort(sorted) return sorted }
[ "func", "renameDuplicates", "(", "bf", "[", "]", "*", "blobFile", ")", "sortedFiles", "{", "noDup", ":=", "make", "(", "map", "[", "string", "]", "blob", ".", "Ref", ")", "\n", "for", "_", ",", "file", ":=", "range", "bf", "{", "if", "_", ",", "ok", ":=", "noDup", "[", "file", ".", "path", "]", ";", "ok", "{", "suffix", ":=", "0", "\n", "var", "newname", "string", "\n", "for", "{", "suffix", "++", "\n", "ext", ":=", "path", ".", "Ext", "(", "file", ".", "path", ")", "\n", "newname", "=", "fmt", ".", "Sprintf", "(", "\"%s(%d)%s\"", ",", "file", ".", "path", "[", ":", "len", "(", "file", ".", "path", ")", "-", "len", "(", "ext", ")", "]", ",", "suffix", ",", "ext", ")", "\n", "if", "_", ",", "ok", ":=", "noDup", "[", "newname", "]", ";", "!", "ok", "{", "break", "\n", "}", "\n", "}", "\n", "noDup", "[", "newname", "]", "=", "file", ".", "blobRef", "\n", "}", "else", "{", "noDup", "[", "file", ".", "path", "]", "=", "file", ".", "blobRef", "\n", "}", "\n", "}", "\n", "var", "sorted", "sortedFiles", "\n", "for", "p", ",", "b", ":=", "range", "noDup", "{", "sorted", "=", "append", "(", "sorted", ",", "&", "blobFile", "{", "path", ":", "p", ",", "blobRef", ":", "b", "}", ")", "\n", "}", "\n", "sort", ".", "Sort", "(", "sorted", ")", "\n", "return", "sorted", "\n", "}" ]
// renameDuplicates goes through bf to check for duplicate filepaths. // It renames duplicate filepaths and returns a new slice, sorted by // file path.
[ "renameDuplicates", "goes", "through", "bf", "to", "check", "for", "duplicate", "filepaths", ".", "It", "renames", "duplicate", "filepaths", "and", "returns", "a", "new", "slice", "sorted", "by", "file", "path", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/app/publisher/zip.go#L188-L218
train
perkeep/perkeep
app/publisher/zip.go
ServeHTTP
func (zh *zipHandler) ServeHTTP(rw http.ResponseWriter, req *http.Request) { // TODO: use http.ServeContent, so Range requests work and downloads can be resumed. // Will require calculating the zip length once first (ideally as cheaply as possible, // with dummy counting writer and dummy all-zero-byte-files of a fixed size), // and then making a dummy ReadSeeker for ServeContent that can seek to the end, // and then seek back to the beginning, but then seeks forward make it remember // to skip that many bytes from the archive/zip writer when answering Reads. if !httputil.IsGet(req) { http.Error(rw, "Invalid method", http.StatusMethodNotAllowed) return } bf, err := zh.blobList("", zh.root) if err != nil { log.Printf("Could not serve zip for %v: %v", zh.root, err) http.Error(rw, "Server error", http.StatusInternalServerError) return } blobFiles := renameDuplicates(bf) // TODO(mpl): streaming directly won't work on appengine if the size goes // over 32 MB. Deal with that. h := rw.Header() h.Set("Content-Type", "application/zip") filename := zh.filename if filename == "" { filename = "download.zip" } h.Set("Content-Disposition", mime.FormatMediaType("attachment", map[string]string{"filename": filename})) zw := zip.NewWriter(rw) etag := sha1.New() for _, file := range blobFiles { etag.Write([]byte(file.blobRef.String())) } h.Set("Etag", fmt.Sprintf(`"%x"`, etag.Sum(nil))) for _, file := range blobFiles { fr, err := schema.NewFileReader(context.TODO(), zh.fetcher, file.blobRef) if err != nil { log.Printf("Can not add %v in zip, not a file: %v", file.blobRef, err) http.Error(rw, "Server error", http.StatusInternalServerError) return } zh := zip.FileHeader{ Name: file.path, Method: zip.Store, } zh.SetModTime(fr.ModTime()) f, err := zw.CreateHeader(&zh) if err != nil { log.Printf("Could not create %q in zip: %v", file.path, err) http.Error(rw, "Server error", http.StatusInternalServerError) return } _, err = io.Copy(f, fr) fr.Close() if err != nil { log.Printf("Could not zip %q: %v", file.path, err) return } } err = zw.Close() if err != nil { log.Printf("Could not close zipwriter: %v", err) return } }
go
func (zh *zipHandler) ServeHTTP(rw http.ResponseWriter, req *http.Request) { // TODO: use http.ServeContent, so Range requests work and downloads can be resumed. // Will require calculating the zip length once first (ideally as cheaply as possible, // with dummy counting writer and dummy all-zero-byte-files of a fixed size), // and then making a dummy ReadSeeker for ServeContent that can seek to the end, // and then seek back to the beginning, but then seeks forward make it remember // to skip that many bytes from the archive/zip writer when answering Reads. if !httputil.IsGet(req) { http.Error(rw, "Invalid method", http.StatusMethodNotAllowed) return } bf, err := zh.blobList("", zh.root) if err != nil { log.Printf("Could not serve zip for %v: %v", zh.root, err) http.Error(rw, "Server error", http.StatusInternalServerError) return } blobFiles := renameDuplicates(bf) // TODO(mpl): streaming directly won't work on appengine if the size goes // over 32 MB. Deal with that. h := rw.Header() h.Set("Content-Type", "application/zip") filename := zh.filename if filename == "" { filename = "download.zip" } h.Set("Content-Disposition", mime.FormatMediaType("attachment", map[string]string{"filename": filename})) zw := zip.NewWriter(rw) etag := sha1.New() for _, file := range blobFiles { etag.Write([]byte(file.blobRef.String())) } h.Set("Etag", fmt.Sprintf(`"%x"`, etag.Sum(nil))) for _, file := range blobFiles { fr, err := schema.NewFileReader(context.TODO(), zh.fetcher, file.blobRef) if err != nil { log.Printf("Can not add %v in zip, not a file: %v", file.blobRef, err) http.Error(rw, "Server error", http.StatusInternalServerError) return } zh := zip.FileHeader{ Name: file.path, Method: zip.Store, } zh.SetModTime(fr.ModTime()) f, err := zw.CreateHeader(&zh) if err != nil { log.Printf("Could not create %q in zip: %v", file.path, err) http.Error(rw, "Server error", http.StatusInternalServerError) return } _, err = io.Copy(f, fr) fr.Close() if err != nil { log.Printf("Could not zip %q: %v", file.path, err) return } } err = zw.Close() if err != nil { log.Printf("Could not close zipwriter: %v", err) return } }
[ "func", "(", "zh", "*", "zipHandler", ")", "ServeHTTP", "(", "rw", "http", ".", "ResponseWriter", ",", "req", "*", "http", ".", "Request", ")", "{", "if", "!", "httputil", ".", "IsGet", "(", "req", ")", "{", "http", ".", "Error", "(", "rw", ",", "\"Invalid method\"", ",", "http", ".", "StatusMethodNotAllowed", ")", "\n", "return", "\n", "}", "\n", "bf", ",", "err", ":=", "zh", ".", "blobList", "(", "\"\"", ",", "zh", ".", "root", ")", "\n", "if", "err", "!=", "nil", "{", "log", ".", "Printf", "(", "\"Could not serve zip for %v: %v\"", ",", "zh", ".", "root", ",", "err", ")", "\n", "http", ".", "Error", "(", "rw", ",", "\"Server error\"", ",", "http", ".", "StatusInternalServerError", ")", "\n", "return", "\n", "}", "\n", "blobFiles", ":=", "renameDuplicates", "(", "bf", ")", "\n", "h", ":=", "rw", ".", "Header", "(", ")", "\n", "h", ".", "Set", "(", "\"Content-Type\"", ",", "\"application/zip\"", ")", "\n", "filename", ":=", "zh", ".", "filename", "\n", "if", "filename", "==", "\"\"", "{", "filename", "=", "\"download.zip\"", "\n", "}", "\n", "h", ".", "Set", "(", "\"Content-Disposition\"", ",", "mime", ".", "FormatMediaType", "(", "\"attachment\"", ",", "map", "[", "string", "]", "string", "{", "\"filename\"", ":", "filename", "}", ")", ")", "\n", "zw", ":=", "zip", ".", "NewWriter", "(", "rw", ")", "\n", "etag", ":=", "sha1", ".", "New", "(", ")", "\n", "for", "_", ",", "file", ":=", "range", "blobFiles", "{", "etag", ".", "Write", "(", "[", "]", "byte", "(", "file", ".", "blobRef", ".", "String", "(", ")", ")", ")", "\n", "}", "\n", "h", ".", "Set", "(", "\"Etag\"", ",", "fmt", ".", "Sprintf", "(", "`\"%x\"`", ",", "etag", ".", "Sum", "(", "nil", ")", ")", ")", "\n", "for", "_", ",", "file", ":=", "range", "blobFiles", "{", "fr", ",", "err", ":=", "schema", ".", "NewFileReader", "(", "context", ".", "TODO", "(", ")", ",", "zh", ".", "fetcher", ",", "file", ".", "blobRef", ")", "\n", "if", "err", "!=", "nil", "{", "log", ".", "Printf", "(", "\"Can not add %v in zip, not a file: %v\"", ",", "file", ".", "blobRef", ",", "err", ")", "\n", "http", ".", "Error", "(", "rw", ",", "\"Server error\"", ",", "http", ".", "StatusInternalServerError", ")", "\n", "return", "\n", "}", "\n", "zh", ":=", "zip", ".", "FileHeader", "{", "Name", ":", "file", ".", "path", ",", "Method", ":", "zip", ".", "Store", ",", "}", "\n", "zh", ".", "SetModTime", "(", "fr", ".", "ModTime", "(", ")", ")", "\n", "f", ",", "err", ":=", "zw", ".", "CreateHeader", "(", "&", "zh", ")", "\n", "if", "err", "!=", "nil", "{", "log", ".", "Printf", "(", "\"Could not create %q in zip: %v\"", ",", "file", ".", "path", ",", "err", ")", "\n", "http", ".", "Error", "(", "rw", ",", "\"Server error\"", ",", "http", ".", "StatusInternalServerError", ")", "\n", "return", "\n", "}", "\n", "_", ",", "err", "=", "io", ".", "Copy", "(", "f", ",", "fr", ")", "\n", "fr", ".", "Close", "(", ")", "\n", "if", "err", "!=", "nil", "{", "log", ".", "Printf", "(", "\"Could not zip %q: %v\"", ",", "file", ".", "path", ",", "err", ")", "\n", "return", "\n", "}", "\n", "}", "\n", "err", "=", "zw", ".", "Close", "(", ")", "\n", "if", "err", "!=", "nil", "{", "log", ".", "Printf", "(", "\"Could not close zipwriter: %v\"", ",", "err", ")", "\n", "return", "\n", "}", "\n", "}" ]
// ServeHTTP streams a zip archive of all the files "under" // zh.root. That is, all the files pointed by file permanodes, // which are directly members of zh.root or recursively down // directory permanodes and permanodes members. // To build the fullpath of a file in a collection, it uses // the collection title if present, its blobRef otherwise, as // a directory name.
[ "ServeHTTP", "streams", "a", "zip", "archive", "of", "all", "the", "files", "under", "zh", ".", "root", ".", "That", "is", "all", "the", "files", "pointed", "by", "file", "permanodes", "which", "are", "directly", "members", "of", "zh", ".", "root", "or", "recursively", "down", "directory", "permanodes", "and", "permanodes", "members", ".", "To", "build", "the", "fullpath", "of", "a", "file", "in", "a", "collection", "it", "uses", "the", "collection", "title", "if", "present", "its", "blobRef", "otherwise", "as", "a", "directory", "name", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/app/publisher/zip.go#L227-L292
train
perkeep/perkeep
server/perkeepd/ui/goui/sharebutton/gen_ShareItemsBtn_reactGen.go
Props
func (s ShareItemsBtnDef) Props() ShareItemsBtnProps { uprops := s.ComponentDef.Props() return uprops.(ShareItemsBtnProps) }
go
func (s ShareItemsBtnDef) Props() ShareItemsBtnProps { uprops := s.ComponentDef.Props() return uprops.(ShareItemsBtnProps) }
[ "func", "(", "s", "ShareItemsBtnDef", ")", "Props", "(", ")", "ShareItemsBtnProps", "{", "uprops", ":=", "s", ".", "ComponentDef", ".", "Props", "(", ")", "\n", "return", "uprops", ".", "(", "ShareItemsBtnProps", ")", "\n", "}" ]
// Props is an auto-generated proxy to the current props of ShareItemsBtn
[ "Props", "is", "an", "auto", "-", "generated", "proxy", "to", "the", "current", "props", "of", "ShareItemsBtn" ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/server/perkeepd/ui/goui/sharebutton/gen_ShareItemsBtn_reactGen.go#L30-L33
train
perkeep/perkeep
app/publisher/main.go
appConfig
func appConfig() (*config, error) { configURL := os.Getenv("CAMLI_APP_CONFIG_URL") if configURL == "" { return nil, fmt.Errorf("Publisher application needs a CAMLI_APP_CONFIG_URL env var") } cl, err := app.Client() if err != nil { return nil, fmt.Errorf("could not get a client to fetch extra config: %v", err) } conf := &config{} pause := time.Second giveupTime := time.Now().Add(time.Hour) for { err := cl.GetJSON(context.TODO(), configURL, conf) if err == nil { break } if time.Now().After(giveupTime) { logger.Fatalf("Giving up on starting: could not get app config at %v: %v", configURL, err) } logger.Printf("could not get app config at %v: %v. Will retry in a while.", configURL, err) time.Sleep(pause) pause *= 2 } return conf, nil }
go
func appConfig() (*config, error) { configURL := os.Getenv("CAMLI_APP_CONFIG_URL") if configURL == "" { return nil, fmt.Errorf("Publisher application needs a CAMLI_APP_CONFIG_URL env var") } cl, err := app.Client() if err != nil { return nil, fmt.Errorf("could not get a client to fetch extra config: %v", err) } conf := &config{} pause := time.Second giveupTime := time.Now().Add(time.Hour) for { err := cl.GetJSON(context.TODO(), configURL, conf) if err == nil { break } if time.Now().After(giveupTime) { logger.Fatalf("Giving up on starting: could not get app config at %v: %v", configURL, err) } logger.Printf("could not get app config at %v: %v. Will retry in a while.", configURL, err) time.Sleep(pause) pause *= 2 } return conf, nil }
[ "func", "appConfig", "(", ")", "(", "*", "config", ",", "error", ")", "{", "configURL", ":=", "os", ".", "Getenv", "(", "\"CAMLI_APP_CONFIG_URL\"", ")", "\n", "if", "configURL", "==", "\"\"", "{", "return", "nil", ",", "fmt", ".", "Errorf", "(", "\"Publisher application needs a CAMLI_APP_CONFIG_URL env var\"", ")", "\n", "}", "\n", "cl", ",", "err", ":=", "app", ".", "Client", "(", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "fmt", ".", "Errorf", "(", "\"could not get a client to fetch extra config: %v\"", ",", "err", ")", "\n", "}", "\n", "conf", ":=", "&", "config", "{", "}", "\n", "pause", ":=", "time", ".", "Second", "\n", "giveupTime", ":=", "time", ".", "Now", "(", ")", ".", "Add", "(", "time", ".", "Hour", ")", "\n", "for", "{", "err", ":=", "cl", ".", "GetJSON", "(", "context", ".", "TODO", "(", ")", ",", "configURL", ",", "conf", ")", "\n", "if", "err", "==", "nil", "{", "break", "\n", "}", "\n", "if", "time", ".", "Now", "(", ")", ".", "After", "(", "giveupTime", ")", "{", "logger", ".", "Fatalf", "(", "\"Giving up on starting: could not get app config at %v: %v\"", ",", "configURL", ",", "err", ")", "\n", "}", "\n", "logger", ".", "Printf", "(", "\"could not get app config at %v: %v. Will retry in a while.\"", ",", "configURL", ",", "err", ")", "\n", "time", ".", "Sleep", "(", "pause", ")", "\n", "pause", "*=", "2", "\n", "}", "\n", "return", "conf", ",", "nil", "\n", "}" ]
// appConfig keeps on trying to fetch the extra config from the app handler. If // it doesn't succed after an hour has passed, the program exits.
[ "appConfig", "keeps", "on", "trying", "to", "fetch", "the", "extra", "config", "from", "the", "app", "handler", ".", "If", "it", "doesn", "t", "succed", "after", "an", "hour", "has", "passed", "the", "program", "exits", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/app/publisher/main.go#L93-L118
train
perkeep/perkeep
app/publisher/main.go
setMasterQuery
func (ph *publishHandler) setMasterQuery(topNode blob.Ref) error { query := &search.SearchQuery{ Sort: search.CreatedDesc, Limit: -1, Constraint: &search.Constraint{ Permanode: &search.PermanodeConstraint{ Relation: &search.RelationConstraint{ Relation: "parent", Any: &search.Constraint{ BlobRefPrefix: topNode.String(), }, }, }, }, Describe: &search.DescribeRequest{ Depth: 1, Rules: []*search.DescribeRule{ {Attrs: []string{"camliContent", "camliContentImage", "camliMember", "camliPath:*"}}, }, }, } data, err := json.Marshal(query) if err != nil { return err } // TODO(mpl): we should use app.Client instead, but a *client.Client // Post method doesn't let us get the body. req, err := http.NewRequest("POST", ph.masterQueryURL, bytes.NewReader(data)) if err != nil { return err } if err := addAuth(req); err != nil { return err } resp, err := http.DefaultClient.Do(req) if err != nil { return err } defer resp.Body.Close() body, err := ioutil.ReadAll(resp.Body) if err != nil { return err } if string(body) != "OK" { return fmt.Errorf("error setting master query on app handler: %v", string(body)) } return nil }
go
func (ph *publishHandler) setMasterQuery(topNode blob.Ref) error { query := &search.SearchQuery{ Sort: search.CreatedDesc, Limit: -1, Constraint: &search.Constraint{ Permanode: &search.PermanodeConstraint{ Relation: &search.RelationConstraint{ Relation: "parent", Any: &search.Constraint{ BlobRefPrefix: topNode.String(), }, }, }, }, Describe: &search.DescribeRequest{ Depth: 1, Rules: []*search.DescribeRule{ {Attrs: []string{"camliContent", "camliContentImage", "camliMember", "camliPath:*"}}, }, }, } data, err := json.Marshal(query) if err != nil { return err } // TODO(mpl): we should use app.Client instead, but a *client.Client // Post method doesn't let us get the body. req, err := http.NewRequest("POST", ph.masterQueryURL, bytes.NewReader(data)) if err != nil { return err } if err := addAuth(req); err != nil { return err } resp, err := http.DefaultClient.Do(req) if err != nil { return err } defer resp.Body.Close() body, err := ioutil.ReadAll(resp.Body) if err != nil { return err } if string(body) != "OK" { return fmt.Errorf("error setting master query on app handler: %v", string(body)) } return nil }
[ "func", "(", "ph", "*", "publishHandler", ")", "setMasterQuery", "(", "topNode", "blob", ".", "Ref", ")", "error", "{", "query", ":=", "&", "search", ".", "SearchQuery", "{", "Sort", ":", "search", ".", "CreatedDesc", ",", "Limit", ":", "-", "1", ",", "Constraint", ":", "&", "search", ".", "Constraint", "{", "Permanode", ":", "&", "search", ".", "PermanodeConstraint", "{", "Relation", ":", "&", "search", ".", "RelationConstraint", "{", "Relation", ":", "\"parent\"", ",", "Any", ":", "&", "search", ".", "Constraint", "{", "BlobRefPrefix", ":", "topNode", ".", "String", "(", ")", ",", "}", ",", "}", ",", "}", ",", "}", ",", "Describe", ":", "&", "search", ".", "DescribeRequest", "{", "Depth", ":", "1", ",", "Rules", ":", "[", "]", "*", "search", ".", "DescribeRule", "{", "{", "Attrs", ":", "[", "]", "string", "{", "\"camliContent\"", ",", "\"camliContentImage\"", ",", "\"camliMember\"", ",", "\"camliPath:*\"", "}", "}", ",", "}", ",", "}", ",", "}", "\n", "data", ",", "err", ":=", "json", ".", "Marshal", "(", "query", ")", "\n", "if", "err", "!=", "nil", "{", "return", "err", "\n", "}", "\n", "req", ",", "err", ":=", "http", ".", "NewRequest", "(", "\"POST\"", ",", "ph", ".", "masterQueryURL", ",", "bytes", ".", "NewReader", "(", "data", ")", ")", "\n", "if", "err", "!=", "nil", "{", "return", "err", "\n", "}", "\n", "if", "err", ":=", "addAuth", "(", "req", ")", ";", "err", "!=", "nil", "{", "return", "err", "\n", "}", "\n", "resp", ",", "err", ":=", "http", ".", "DefaultClient", ".", "Do", "(", "req", ")", "\n", "if", "err", "!=", "nil", "{", "return", "err", "\n", "}", "\n", "defer", "resp", ".", "Body", ".", "Close", "(", ")", "\n", "body", ",", "err", ":=", "ioutil", ".", "ReadAll", "(", "resp", ".", "Body", ")", "\n", "if", "err", "!=", "nil", "{", "return", "err", "\n", "}", "\n", "if", "string", "(", "body", ")", "!=", "\"OK\"", "{", "return", "fmt", ".", "Errorf", "(", "\"error setting master query on app handler: %v\"", ",", "string", "(", "body", ")", ")", "\n", "}", "\n", "return", "nil", "\n", "}" ]
// setMasterQuery registers with the app handler a master query that includes // topNode and all its descendants as the search response.
[ "setMasterQuery", "registers", "with", "the", "app", "handler", "a", "master", "query", "that", "includes", "topNode", "and", "all", "its", "descendants", "as", "the", "search", "response", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/app/publisher/main.go#L122-L169
train
perkeep/perkeep
app/publisher/main.go
resolvePrefixHop
func (ph *publishHandler) resolvePrefixHop(parent blob.Ref, prefix string) (child blob.Ref, err error) { // TODO: this is a linear scan right now. this should be // optimized to use a new database table of members so this is // a quick lookup. in the meantime it should be in memcached // at least. if len(prefix) < 8 { return blob.Ref{}, fmt.Errorf("Member prefix %q too small", prefix) } des, err := ph.describe(parent) if err != nil { return blob.Ref{}, fmt.Errorf("Failed to describe member %q in parent %q", prefix, parent) } if des.Permanode != nil { cr, ok := des.ContentRef() if ok && strings.HasPrefix(cr.Digest(), prefix) { return cr, nil } for _, member := range des.Members() { if strings.HasPrefix(member.BlobRef.Digest(), prefix) { return member.BlobRef, nil } } crdes, err := ph.describe(cr) if err != nil { return blob.Ref{}, fmt.Errorf("Failed to describe content %q of parent %q", cr, parent) } if crdes.Dir != nil { return ph.resolvePrefixHop(cr, prefix) } } else if des.Dir != nil { for _, child := range des.DirChildren { if strings.HasPrefix(child.Digest(), prefix) { return child, nil } } } return blob.Ref{}, fmt.Errorf("Member prefix %q not found in %q", prefix, parent) }
go
func (ph *publishHandler) resolvePrefixHop(parent blob.Ref, prefix string) (child blob.Ref, err error) { // TODO: this is a linear scan right now. this should be // optimized to use a new database table of members so this is // a quick lookup. in the meantime it should be in memcached // at least. if len(prefix) < 8 { return blob.Ref{}, fmt.Errorf("Member prefix %q too small", prefix) } des, err := ph.describe(parent) if err != nil { return blob.Ref{}, fmt.Errorf("Failed to describe member %q in parent %q", prefix, parent) } if des.Permanode != nil { cr, ok := des.ContentRef() if ok && strings.HasPrefix(cr.Digest(), prefix) { return cr, nil } for _, member := range des.Members() { if strings.HasPrefix(member.BlobRef.Digest(), prefix) { return member.BlobRef, nil } } crdes, err := ph.describe(cr) if err != nil { return blob.Ref{}, fmt.Errorf("Failed to describe content %q of parent %q", cr, parent) } if crdes.Dir != nil { return ph.resolvePrefixHop(cr, prefix) } } else if des.Dir != nil { for _, child := range des.DirChildren { if strings.HasPrefix(child.Digest(), prefix) { return child, nil } } } return blob.Ref{}, fmt.Errorf("Member prefix %q not found in %q", prefix, parent) }
[ "func", "(", "ph", "*", "publishHandler", ")", "resolvePrefixHop", "(", "parent", "blob", ".", "Ref", ",", "prefix", "string", ")", "(", "child", "blob", ".", "Ref", ",", "err", "error", ")", "{", "if", "len", "(", "prefix", ")", "<", "8", "{", "return", "blob", ".", "Ref", "{", "}", ",", "fmt", ".", "Errorf", "(", "\"Member prefix %q too small\"", ",", "prefix", ")", "\n", "}", "\n", "des", ",", "err", ":=", "ph", ".", "describe", "(", "parent", ")", "\n", "if", "err", "!=", "nil", "{", "return", "blob", ".", "Ref", "{", "}", ",", "fmt", ".", "Errorf", "(", "\"Failed to describe member %q in parent %q\"", ",", "prefix", ",", "parent", ")", "\n", "}", "\n", "if", "des", ".", "Permanode", "!=", "nil", "{", "cr", ",", "ok", ":=", "des", ".", "ContentRef", "(", ")", "\n", "if", "ok", "&&", "strings", ".", "HasPrefix", "(", "cr", ".", "Digest", "(", ")", ",", "prefix", ")", "{", "return", "cr", ",", "nil", "\n", "}", "\n", "for", "_", ",", "member", ":=", "range", "des", ".", "Members", "(", ")", "{", "if", "strings", ".", "HasPrefix", "(", "member", ".", "BlobRef", ".", "Digest", "(", ")", ",", "prefix", ")", "{", "return", "member", ".", "BlobRef", ",", "nil", "\n", "}", "\n", "}", "\n", "crdes", ",", "err", ":=", "ph", ".", "describe", "(", "cr", ")", "\n", "if", "err", "!=", "nil", "{", "return", "blob", ".", "Ref", "{", "}", ",", "fmt", ".", "Errorf", "(", "\"Failed to describe content %q of parent %q\"", ",", "cr", ",", "parent", ")", "\n", "}", "\n", "if", "crdes", ".", "Dir", "!=", "nil", "{", "return", "ph", ".", "resolvePrefixHop", "(", "cr", ",", "prefix", ")", "\n", "}", "\n", "}", "else", "if", "des", ".", "Dir", "!=", "nil", "{", "for", "_", ",", "child", ":=", "range", "des", ".", "DirChildren", "{", "if", "strings", ".", "HasPrefix", "(", "child", ".", "Digest", "(", ")", ",", "prefix", ")", "{", "return", "child", ",", "nil", "\n", "}", "\n", "}", "\n", "}", "\n", "return", "blob", ".", "Ref", "{", "}", ",", "fmt", ".", "Errorf", "(", "\"Member prefix %q not found in %q\"", ",", "prefix", ",", "parent", ")", "\n", "}" ]
// Given a blobref and a few hex characters of the digest of the next hop, return the complete // blobref of the prefix, if that's a valid next hop.
[ "Given", "a", "blobref", "and", "a", "few", "hex", "characters", "of", "the", "digest", "of", "the", "next", "hop", "return", "the", "complete", "blobref", "of", "the", "prefix", "if", "that", "s", "a", "valid", "next", "hop", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/app/publisher/main.go#L565-L602
train
perkeep/perkeep
app/publisher/main.go
serveSubjectTemplate
func (pr *publishRequest) serveSubjectTemplate() { res, err := pr.ph.deepDescribe(pr.subject) if err != nil { httputil.ServeError(pr.rw, pr.req, err) return } pr.ph.cacheDescribed(res.Meta) subdes := res.Meta[pr.subject.String()] if subdes.CamliType == "file" { pr.serveFileDownload(subdes) return } headerFunc := func() *publish.PageHeader { return pr.subjectHeader(res.Meta) } fileFunc := func() *publish.PageFile { file, err := pr.subjectFile(res.Meta) if err != nil { logf("%v", err) return nil } return file } membersFunc := func() *publish.PageMembers { members, err := pr.subjectMembers(res.Meta) if err != nil { logf("%v", err) return nil } return members } page := &publish.SubjectPage{ Header: headerFunc, File: fileFunc, Members: membersFunc, } err = pr.ph.goTemplate.Execute(pr.rw, page) if err != nil { logf("Error serving subject template: %v", err) http.Error(pr.rw, "Error serving template", http.StatusInternalServerError) return } }
go
func (pr *publishRequest) serveSubjectTemplate() { res, err := pr.ph.deepDescribe(pr.subject) if err != nil { httputil.ServeError(pr.rw, pr.req, err) return } pr.ph.cacheDescribed(res.Meta) subdes := res.Meta[pr.subject.String()] if subdes.CamliType == "file" { pr.serveFileDownload(subdes) return } headerFunc := func() *publish.PageHeader { return pr.subjectHeader(res.Meta) } fileFunc := func() *publish.PageFile { file, err := pr.subjectFile(res.Meta) if err != nil { logf("%v", err) return nil } return file } membersFunc := func() *publish.PageMembers { members, err := pr.subjectMembers(res.Meta) if err != nil { logf("%v", err) return nil } return members } page := &publish.SubjectPage{ Header: headerFunc, File: fileFunc, Members: membersFunc, } err = pr.ph.goTemplate.Execute(pr.rw, page) if err != nil { logf("Error serving subject template: %v", err) http.Error(pr.rw, "Error serving template", http.StatusInternalServerError) return } }
[ "func", "(", "pr", "*", "publishRequest", ")", "serveSubjectTemplate", "(", ")", "{", "res", ",", "err", ":=", "pr", ".", "ph", ".", "deepDescribe", "(", "pr", ".", "subject", ")", "\n", "if", "err", "!=", "nil", "{", "httputil", ".", "ServeError", "(", "pr", ".", "rw", ",", "pr", ".", "req", ",", "err", ")", "\n", "return", "\n", "}", "\n", "pr", ".", "ph", ".", "cacheDescribed", "(", "res", ".", "Meta", ")", "\n", "subdes", ":=", "res", ".", "Meta", "[", "pr", ".", "subject", ".", "String", "(", ")", "]", "\n", "if", "subdes", ".", "CamliType", "==", "\"file\"", "{", "pr", ".", "serveFileDownload", "(", "subdes", ")", "\n", "return", "\n", "}", "\n", "headerFunc", ":=", "func", "(", ")", "*", "publish", ".", "PageHeader", "{", "return", "pr", ".", "subjectHeader", "(", "res", ".", "Meta", ")", "\n", "}", "\n", "fileFunc", ":=", "func", "(", ")", "*", "publish", ".", "PageFile", "{", "file", ",", "err", ":=", "pr", ".", "subjectFile", "(", "res", ".", "Meta", ")", "\n", "if", "err", "!=", "nil", "{", "logf", "(", "\"%v\"", ",", "err", ")", "\n", "return", "nil", "\n", "}", "\n", "return", "file", "\n", "}", "\n", "membersFunc", ":=", "func", "(", ")", "*", "publish", ".", "PageMembers", "{", "members", ",", "err", ":=", "pr", ".", "subjectMembers", "(", "res", ".", "Meta", ")", "\n", "if", "err", "!=", "nil", "{", "logf", "(", "\"%v\"", ",", "err", ")", "\n", "return", "nil", "\n", "}", "\n", "return", "members", "\n", "}", "\n", "page", ":=", "&", "publish", ".", "SubjectPage", "{", "Header", ":", "headerFunc", ",", "File", ":", "fileFunc", ",", "Members", ":", "membersFunc", ",", "}", "\n", "err", "=", "pr", ".", "ph", ".", "goTemplate", ".", "Execute", "(", "pr", ".", "rw", ",", "page", ")", "\n", "if", "err", "!=", "nil", "{", "logf", "(", "\"Error serving subject template: %v\"", ",", "err", ")", "\n", "http", ".", "Error", "(", "pr", ".", "rw", ",", "\"Error serving template\"", ",", "http", ".", "StatusInternalServerError", ")", "\n", "return", "\n", "}", "\n", "}" ]
// serveSubjectTemplate creates the funcs to generate the PageHeader, PageFile, // and pageMembers that can be used by the subject template, and serves the template.
[ "serveSubjectTemplate", "creates", "the", "funcs", "to", "generate", "the", "PageHeader", "PageFile", "and", "pageMembers", "that", "can", "be", "used", "by", "the", "subject", "template", "and", "serves", "the", "template", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/app/publisher/main.go#L863-L908
train
perkeep/perkeep
app/publisher/main.go
subjectHeader
func (pr *publishRequest) subjectHeader(described map[string]*search.DescribedBlob) *publish.PageHeader { subdes := described[pr.subject.String()] header := &publish.PageHeader{ Title: html.EscapeString(getTitle(subdes.BlobRef, described)), CSSFiles: pr.cssFiles(), JSDeps: pr.jsDeps(), Subject: pr.subject, Host: pr.req.Host, SubjectBasePath: pr.subjectBasePath, PathPrefix: pr.base, PublishedRoot: pr.publishedRoot, } return header }
go
func (pr *publishRequest) subjectHeader(described map[string]*search.DescribedBlob) *publish.PageHeader { subdes := described[pr.subject.String()] header := &publish.PageHeader{ Title: html.EscapeString(getTitle(subdes.BlobRef, described)), CSSFiles: pr.cssFiles(), JSDeps: pr.jsDeps(), Subject: pr.subject, Host: pr.req.Host, SubjectBasePath: pr.subjectBasePath, PathPrefix: pr.base, PublishedRoot: pr.publishedRoot, } return header }
[ "func", "(", "pr", "*", "publishRequest", ")", "subjectHeader", "(", "described", "map", "[", "string", "]", "*", "search", ".", "DescribedBlob", ")", "*", "publish", ".", "PageHeader", "{", "subdes", ":=", "described", "[", "pr", ".", "subject", ".", "String", "(", ")", "]", "\n", "header", ":=", "&", "publish", ".", "PageHeader", "{", "Title", ":", "html", ".", "EscapeString", "(", "getTitle", "(", "subdes", ".", "BlobRef", ",", "described", ")", ")", ",", "CSSFiles", ":", "pr", ".", "cssFiles", "(", ")", ",", "JSDeps", ":", "pr", ".", "jsDeps", "(", ")", ",", "Subject", ":", "pr", ".", "subject", ",", "Host", ":", "pr", ".", "req", ".", "Host", ",", "SubjectBasePath", ":", "pr", ".", "subjectBasePath", ",", "PathPrefix", ":", "pr", ".", "base", ",", "PublishedRoot", ":", "pr", ".", "publishedRoot", ",", "}", "\n", "return", "header", "\n", "}" ]
// subjectHeader returns the PageHeader corresponding to the described subject.
[ "subjectHeader", "returns", "the", "PageHeader", "corresponding", "to", "the", "described", "subject", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/app/publisher/main.go#L977-L990
train
perkeep/perkeep
app/publisher/main.go
subjectFile
func (pr *publishRequest) subjectFile(described map[string]*search.DescribedBlob) (*publish.PageFile, error) { subdes := described[pr.subject.String()] contentRef, ok := subdes.ContentRef() if !ok { return nil, nil } fileDes, err := pr.ph.describe(contentRef) if err != nil { return nil, err } if fileDes.File == nil { // most likely a dir return nil, nil } path := []blob.Ref{pr.subject, contentRef} downloadURL := pr.SubresFileURL(path, fileDes.File.FileName) thumbnailURL := "" if fileDes.File.IsImage() { thumbnailURL = pr.SubresThumbnailURL(path, fileDes.File.FileName, 600) } fileName := html.EscapeString(fileDes.File.FileName) return &publish.PageFile{ FileName: fileName, Size: fileDes.File.Size, MIMEType: fileDes.File.MIMEType, IsImage: fileDes.File.IsImage(), DownloadURL: downloadURL, ThumbnailURL: thumbnailURL, DomID: contentRef.DomID(), Nav: func() *publish.Nav { return nil }, }, nil }
go
func (pr *publishRequest) subjectFile(described map[string]*search.DescribedBlob) (*publish.PageFile, error) { subdes := described[pr.subject.String()] contentRef, ok := subdes.ContentRef() if !ok { return nil, nil } fileDes, err := pr.ph.describe(contentRef) if err != nil { return nil, err } if fileDes.File == nil { // most likely a dir return nil, nil } path := []blob.Ref{pr.subject, contentRef} downloadURL := pr.SubresFileURL(path, fileDes.File.FileName) thumbnailURL := "" if fileDes.File.IsImage() { thumbnailURL = pr.SubresThumbnailURL(path, fileDes.File.FileName, 600) } fileName := html.EscapeString(fileDes.File.FileName) return &publish.PageFile{ FileName: fileName, Size: fileDes.File.Size, MIMEType: fileDes.File.MIMEType, IsImage: fileDes.File.IsImage(), DownloadURL: downloadURL, ThumbnailURL: thumbnailURL, DomID: contentRef.DomID(), Nav: func() *publish.Nav { return nil }, }, nil }
[ "func", "(", "pr", "*", "publishRequest", ")", "subjectFile", "(", "described", "map", "[", "string", "]", "*", "search", ".", "DescribedBlob", ")", "(", "*", "publish", ".", "PageFile", ",", "error", ")", "{", "subdes", ":=", "described", "[", "pr", ".", "subject", ".", "String", "(", ")", "]", "\n", "contentRef", ",", "ok", ":=", "subdes", ".", "ContentRef", "(", ")", "\n", "if", "!", "ok", "{", "return", "nil", ",", "nil", "\n", "}", "\n", "fileDes", ",", "err", ":=", "pr", ".", "ph", ".", "describe", "(", "contentRef", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "err", "\n", "}", "\n", "if", "fileDes", ".", "File", "==", "nil", "{", "return", "nil", ",", "nil", "\n", "}", "\n", "path", ":=", "[", "]", "blob", ".", "Ref", "{", "pr", ".", "subject", ",", "contentRef", "}", "\n", "downloadURL", ":=", "pr", ".", "SubresFileURL", "(", "path", ",", "fileDes", ".", "File", ".", "FileName", ")", "\n", "thumbnailURL", ":=", "\"\"", "\n", "if", "fileDes", ".", "File", ".", "IsImage", "(", ")", "{", "thumbnailURL", "=", "pr", ".", "SubresThumbnailURL", "(", "path", ",", "fileDes", ".", "File", ".", "FileName", ",", "600", ")", "\n", "}", "\n", "fileName", ":=", "html", ".", "EscapeString", "(", "fileDes", ".", "File", ".", "FileName", ")", "\n", "return", "&", "publish", ".", "PageFile", "{", "FileName", ":", "fileName", ",", "Size", ":", "fileDes", ".", "File", ".", "Size", ",", "MIMEType", ":", "fileDes", ".", "File", ".", "MIMEType", ",", "IsImage", ":", "fileDes", ".", "File", ".", "IsImage", "(", ")", ",", "DownloadURL", ":", "downloadURL", ",", "ThumbnailURL", ":", "thumbnailURL", ",", "DomID", ":", "contentRef", ".", "DomID", "(", ")", ",", "Nav", ":", "func", "(", ")", "*", "publish", ".", "Nav", "{", "return", "nil", "\n", "}", ",", "}", ",", "nil", "\n", "}" ]
// subjectFile returns the relevant PageFile if the described subject is a file permanode.
[ "subjectFile", "returns", "the", "relevant", "PageFile", "if", "the", "described", "subject", "is", "a", "file", "permanode", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/app/publisher/main.go#L1037-L1071
train
perkeep/perkeep
app/publisher/main.go
subjectMembers
func (pr *publishRequest) subjectMembers(resMap map[string]*search.DescribedBlob) (*publish.PageMembers, error) { subdes := resMap[pr.subject.String()] res, err := pr.ph.describeMembers(pr.subject) if err != nil { return nil, err } members := []*search.DescribedBlob{} for _, v := range res.Blobs { members = append(members, res.Describe.Meta[v.Blob.String()]) } if len(members) == 0 { return nil, nil } zipName := "" if title := getTitle(subdes.BlobRef, resMap); title == "" { zipName = "download.zip" } else { zipName = title + ".zip" } subjectPath := pr.subjectBasePath if !strings.Contains(subjectPath, "/-/") { subjectPath += "/-" } return &publish.PageMembers{ SubjectPath: subjectPath, ZipName: zipName, Members: members, Description: func(member *search.DescribedBlob) string { des := member.Description() if des != "" { des = " - " + des } return des }, Title: func(member *search.DescribedBlob) string { memberTitle := getTitle(member.BlobRef, resMap) if memberTitle == "" { memberTitle = member.BlobRef.DigestPrefix(10) } return html.EscapeString(memberTitle) }, Path: func(member *search.DescribedBlob) string { return pr.memberPath(member.BlobRef) }, DomID: func(member *search.DescribedBlob) string { return member.DomID() }, FileInfo: func(member *search.DescribedBlob) *publish.MemberFileInfo { if path, fileInfo, ok := getFileInfo(member.BlobRef, resMap); ok { info := &publish.MemberFileInfo{ FileName: fileInfo.FileName, FileDomID: path[len(path)-1].DomID(), FilePath: html.EscapeString(pr.SubresFileURL(path, fileInfo.FileName)), } if fileInfo.IsImage() { info.FileThumbnailURL = pr.SubresThumbnailURL(path, fileInfo.FileName, 200) } return info } return nil }, }, nil }
go
func (pr *publishRequest) subjectMembers(resMap map[string]*search.DescribedBlob) (*publish.PageMembers, error) { subdes := resMap[pr.subject.String()] res, err := pr.ph.describeMembers(pr.subject) if err != nil { return nil, err } members := []*search.DescribedBlob{} for _, v := range res.Blobs { members = append(members, res.Describe.Meta[v.Blob.String()]) } if len(members) == 0 { return nil, nil } zipName := "" if title := getTitle(subdes.BlobRef, resMap); title == "" { zipName = "download.zip" } else { zipName = title + ".zip" } subjectPath := pr.subjectBasePath if !strings.Contains(subjectPath, "/-/") { subjectPath += "/-" } return &publish.PageMembers{ SubjectPath: subjectPath, ZipName: zipName, Members: members, Description: func(member *search.DescribedBlob) string { des := member.Description() if des != "" { des = " - " + des } return des }, Title: func(member *search.DescribedBlob) string { memberTitle := getTitle(member.BlobRef, resMap) if memberTitle == "" { memberTitle = member.BlobRef.DigestPrefix(10) } return html.EscapeString(memberTitle) }, Path: func(member *search.DescribedBlob) string { return pr.memberPath(member.BlobRef) }, DomID: func(member *search.DescribedBlob) string { return member.DomID() }, FileInfo: func(member *search.DescribedBlob) *publish.MemberFileInfo { if path, fileInfo, ok := getFileInfo(member.BlobRef, resMap); ok { info := &publish.MemberFileInfo{ FileName: fileInfo.FileName, FileDomID: path[len(path)-1].DomID(), FilePath: html.EscapeString(pr.SubresFileURL(path, fileInfo.FileName)), } if fileInfo.IsImage() { info.FileThumbnailURL = pr.SubresThumbnailURL(path, fileInfo.FileName, 200) } return info } return nil }, }, nil }
[ "func", "(", "pr", "*", "publishRequest", ")", "subjectMembers", "(", "resMap", "map", "[", "string", "]", "*", "search", ".", "DescribedBlob", ")", "(", "*", "publish", ".", "PageMembers", ",", "error", ")", "{", "subdes", ":=", "resMap", "[", "pr", ".", "subject", ".", "String", "(", ")", "]", "\n", "res", ",", "err", ":=", "pr", ".", "ph", ".", "describeMembers", "(", "pr", ".", "subject", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "err", "\n", "}", "\n", "members", ":=", "[", "]", "*", "search", ".", "DescribedBlob", "{", "}", "\n", "for", "_", ",", "v", ":=", "range", "res", ".", "Blobs", "{", "members", "=", "append", "(", "members", ",", "res", ".", "Describe", ".", "Meta", "[", "v", ".", "Blob", ".", "String", "(", ")", "]", ")", "\n", "}", "\n", "if", "len", "(", "members", ")", "==", "0", "{", "return", "nil", ",", "nil", "\n", "}", "\n", "zipName", ":=", "\"\"", "\n", "if", "title", ":=", "getTitle", "(", "subdes", ".", "BlobRef", ",", "resMap", ")", ";", "title", "==", "\"\"", "{", "zipName", "=", "\"download.zip\"", "\n", "}", "else", "{", "zipName", "=", "title", "+", "\".zip\"", "\n", "}", "\n", "subjectPath", ":=", "pr", ".", "subjectBasePath", "\n", "if", "!", "strings", ".", "Contains", "(", "subjectPath", ",", "\"/-/\"", ")", "{", "subjectPath", "+=", "\"/-\"", "\n", "}", "\n", "return", "&", "publish", ".", "PageMembers", "{", "SubjectPath", ":", "subjectPath", ",", "ZipName", ":", "zipName", ",", "Members", ":", "members", ",", "Description", ":", "func", "(", "member", "*", "search", ".", "DescribedBlob", ")", "string", "{", "des", ":=", "member", ".", "Description", "(", ")", "\n", "if", "des", "!=", "\"\"", "{", "des", "=", "\" - \"", "+", "des", "\n", "}", "\n", "return", "des", "\n", "}", ",", "Title", ":", "func", "(", "member", "*", "search", ".", "DescribedBlob", ")", "string", "{", "memberTitle", ":=", "getTitle", "(", "member", ".", "BlobRef", ",", "resMap", ")", "\n", "if", "memberTitle", "==", "\"\"", "{", "memberTitle", "=", "member", ".", "BlobRef", ".", "DigestPrefix", "(", "10", ")", "\n", "}", "\n", "return", "html", ".", "EscapeString", "(", "memberTitle", ")", "\n", "}", ",", "Path", ":", "func", "(", "member", "*", "search", ".", "DescribedBlob", ")", "string", "{", "return", "pr", ".", "memberPath", "(", "member", ".", "BlobRef", ")", "\n", "}", ",", "DomID", ":", "func", "(", "member", "*", "search", ".", "DescribedBlob", ")", "string", "{", "return", "member", ".", "DomID", "(", ")", "\n", "}", ",", "FileInfo", ":", "func", "(", "member", "*", "search", ".", "DescribedBlob", ")", "*", "publish", ".", "MemberFileInfo", "{", "if", "path", ",", "fileInfo", ",", "ok", ":=", "getFileInfo", "(", "member", ".", "BlobRef", ",", "resMap", ")", ";", "ok", "{", "info", ":=", "&", "publish", ".", "MemberFileInfo", "{", "FileName", ":", "fileInfo", ".", "FileName", ",", "FileDomID", ":", "path", "[", "len", "(", "path", ")", "-", "1", "]", ".", "DomID", "(", ")", ",", "FilePath", ":", "html", ".", "EscapeString", "(", "pr", ".", "SubresFileURL", "(", "path", ",", "fileInfo", ".", "FileName", ")", ")", ",", "}", "\n", "if", "fileInfo", ".", "IsImage", "(", ")", "{", "info", ".", "FileThumbnailURL", "=", "pr", ".", "SubresThumbnailURL", "(", "path", ",", "fileInfo", ".", "FileName", ",", "200", ")", "\n", "}", "\n", "return", "info", "\n", "}", "\n", "return", "nil", "\n", "}", ",", "}", ",", "nil", "\n", "}" ]
// subjectMembers returns the relevant PageMembers if the described subject is a permanode with members.
[ "subjectMembers", "returns", "the", "relevant", "PageMembers", "if", "the", "described", "subject", "is", "a", "permanode", "with", "members", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/app/publisher/main.go#L1102-L1166
train
perkeep/perkeep
app/publisher/main.go
serveZip
func (pr *publishRequest) serveZip() { filename := "" if len(pr.subres) > len("/=z/") { filename = pr.subres[4:] } zh := &zipHandler{ fetcher: pr.ph.cl, cl: pr.ph.cl, root: pr.subject, filename: filename, } zh.ServeHTTP(pr.rw, pr.req) }
go
func (pr *publishRequest) serveZip() { filename := "" if len(pr.subres) > len("/=z/") { filename = pr.subres[4:] } zh := &zipHandler{ fetcher: pr.ph.cl, cl: pr.ph.cl, root: pr.subject, filename: filename, } zh.ServeHTTP(pr.rw, pr.req) }
[ "func", "(", "pr", "*", "publishRequest", ")", "serveZip", "(", ")", "{", "filename", ":=", "\"\"", "\n", "if", "len", "(", "pr", ".", "subres", ")", ">", "len", "(", "\"/=z/\"", ")", "{", "filename", "=", "pr", ".", "subres", "[", "4", ":", "]", "\n", "}", "\n", "zh", ":=", "&", "zipHandler", "{", "fetcher", ":", "pr", ".", "ph", ".", "cl", ",", "cl", ":", "pr", ".", "ph", ".", "cl", ",", "root", ":", "pr", ".", "subject", ",", "filename", ":", "filename", ",", "}", "\n", "zh", ".", "ServeHTTP", "(", "pr", ".", "rw", ",", "pr", ".", "req", ")", "\n", "}" ]
// serveZip streams a zip archive of all the files "under" // pr.subject. That is, all the files pointed by file permanodes, // which are directly members of pr.subject or recursively down // directory permanodes and permanodes members.
[ "serveZip", "streams", "a", "zip", "archive", "of", "all", "the", "files", "under", "pr", ".", "subject", ".", "That", "is", "all", "the", "files", "pointed", "by", "file", "permanodes", "which", "are", "directly", "members", "of", "pr", ".", "subject", "or", "recursively", "down", "directory", "permanodes", "and", "permanodes", "members", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/app/publisher/main.go#L1244-L1256
train
perkeep/perkeep
pkg/blobserver/blobpacked/subfetch.go
SubFetch
func (s *storage) SubFetch(ctx context.Context, ref blob.Ref, offset, length int64) (io.ReadCloser, error) { // TODO: pass ctx to more calls within this method. m, err := s.getMetaRow(ref) if err != nil { return nil, err } if m.isPacked() { length, err = capOffsetLength(m.size, offset, length) if err != nil { return nil, err } // get the blob from the large subfetcher return s.large.SubFetch(ctx, m.largeRef, int64(m.largeOff)+offset, length) } if sf, ok := s.small.(blob.SubFetcher); ok { rc, err := sf.SubFetch(ctx, ref, offset, length) if err != blob.ErrUnimplemented { return rc, err } } rc, size, err := s.small.Fetch(ctx, ref) if err != nil { return rc, err } length, err = capOffsetLength(size, offset, length) if err != nil { rc.Close() return nil, err } if offset != 0 { if _, err = io.CopyN(ioutil.Discard, rc, offset); err != nil { rc.Close() return nil, err } } return struct { io.Reader io.Closer }{io.LimitReader(rc, length), rc}, nil }
go
func (s *storage) SubFetch(ctx context.Context, ref blob.Ref, offset, length int64) (io.ReadCloser, error) { // TODO: pass ctx to more calls within this method. m, err := s.getMetaRow(ref) if err != nil { return nil, err } if m.isPacked() { length, err = capOffsetLength(m.size, offset, length) if err != nil { return nil, err } // get the blob from the large subfetcher return s.large.SubFetch(ctx, m.largeRef, int64(m.largeOff)+offset, length) } if sf, ok := s.small.(blob.SubFetcher); ok { rc, err := sf.SubFetch(ctx, ref, offset, length) if err != blob.ErrUnimplemented { return rc, err } } rc, size, err := s.small.Fetch(ctx, ref) if err != nil { return rc, err } length, err = capOffsetLength(size, offset, length) if err != nil { rc.Close() return nil, err } if offset != 0 { if _, err = io.CopyN(ioutil.Discard, rc, offset); err != nil { rc.Close() return nil, err } } return struct { io.Reader io.Closer }{io.LimitReader(rc, length), rc}, nil }
[ "func", "(", "s", "*", "storage", ")", "SubFetch", "(", "ctx", "context", ".", "Context", ",", "ref", "blob", ".", "Ref", ",", "offset", ",", "length", "int64", ")", "(", "io", ".", "ReadCloser", ",", "error", ")", "{", "m", ",", "err", ":=", "s", ".", "getMetaRow", "(", "ref", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "err", "\n", "}", "\n", "if", "m", ".", "isPacked", "(", ")", "{", "length", ",", "err", "=", "capOffsetLength", "(", "m", ".", "size", ",", "offset", ",", "length", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "err", "\n", "}", "\n", "return", "s", ".", "large", ".", "SubFetch", "(", "ctx", ",", "m", ".", "largeRef", ",", "int64", "(", "m", ".", "largeOff", ")", "+", "offset", ",", "length", ")", "\n", "}", "\n", "if", "sf", ",", "ok", ":=", "s", ".", "small", ".", "(", "blob", ".", "SubFetcher", ")", ";", "ok", "{", "rc", ",", "err", ":=", "sf", ".", "SubFetch", "(", "ctx", ",", "ref", ",", "offset", ",", "length", ")", "\n", "if", "err", "!=", "blob", ".", "ErrUnimplemented", "{", "return", "rc", ",", "err", "\n", "}", "\n", "}", "\n", "rc", ",", "size", ",", "err", ":=", "s", ".", "small", ".", "Fetch", "(", "ctx", ",", "ref", ")", "\n", "if", "err", "!=", "nil", "{", "return", "rc", ",", "err", "\n", "}", "\n", "length", ",", "err", "=", "capOffsetLength", "(", "size", ",", "offset", ",", "length", ")", "\n", "if", "err", "!=", "nil", "{", "rc", ".", "Close", "(", ")", "\n", "return", "nil", ",", "err", "\n", "}", "\n", "if", "offset", "!=", "0", "{", "if", "_", ",", "err", "=", "io", ".", "CopyN", "(", "ioutil", ".", "Discard", ",", "rc", ",", "offset", ")", ";", "err", "!=", "nil", "{", "rc", ".", "Close", "(", ")", "\n", "return", "nil", ",", "err", "\n", "}", "\n", "}", "\n", "return", "struct", "{", "io", ".", "Reader", "\n", "io", ".", "Closer", "\n", "}", "{", "io", ".", "LimitReader", "(", "rc", ",", "length", ")", ",", "rc", "}", ",", "nil", "\n", "}" ]
// SubFetch returns part of a blob. // The caller must close the returned io.ReadCloser. // The Reader may return fewer than 'length' bytes. Callers should // check. The returned error should be os.ErrNotExist if the blob // doesn't exist.
[ "SubFetch", "returns", "part", "of", "a", "blob", ".", "The", "caller", "must", "close", "the", "returned", "io", ".", "ReadCloser", ".", "The", "Reader", "may", "return", "fewer", "than", "length", "bytes", ".", "Callers", "should", "check", ".", "The", "returned", "error", "should", "be", "os", ".", "ErrNotExist", "if", "the", "blob", "doesn", "t", "exist", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/blobserver/blobpacked/subfetch.go#L35-L74
train
perkeep/perkeep
pkg/deploy/gce/handler.go
NewDeployHandlerFromConfig
func NewDeployHandlerFromConfig(host, prefix string, cfg *Config) (*DeployHandler, error) { if cfg == nil { panic("NewDeployHandlerFromConfig: nil config") } if cfg.ClientID == "" { return nil, errors.New("oauth2 clientID required in config") } if cfg.ClientSecret == "" { return nil, errors.New("oauth2 clientSecret required in config") } os.Setenv("CAMLI_GCE_CLIENTID", cfg.ClientID) os.Setenv("CAMLI_GCE_CLIENTSECRET", cfg.ClientSecret) os.Setenv("CAMLI_GCE_PROJECT", cfg.Project) os.Setenv("CAMLI_GCE_SERVICE_ACCOUNT", cfg.ServiceAccount) os.Setenv("CAMLI_GCE_DATA", cfg.DataDir) return NewDeployHandler(host, prefix) }
go
func NewDeployHandlerFromConfig(host, prefix string, cfg *Config) (*DeployHandler, error) { if cfg == nil { panic("NewDeployHandlerFromConfig: nil config") } if cfg.ClientID == "" { return nil, errors.New("oauth2 clientID required in config") } if cfg.ClientSecret == "" { return nil, errors.New("oauth2 clientSecret required in config") } os.Setenv("CAMLI_GCE_CLIENTID", cfg.ClientID) os.Setenv("CAMLI_GCE_CLIENTSECRET", cfg.ClientSecret) os.Setenv("CAMLI_GCE_PROJECT", cfg.Project) os.Setenv("CAMLI_GCE_SERVICE_ACCOUNT", cfg.ServiceAccount) os.Setenv("CAMLI_GCE_DATA", cfg.DataDir) return NewDeployHandler(host, prefix) }
[ "func", "NewDeployHandlerFromConfig", "(", "host", ",", "prefix", "string", ",", "cfg", "*", "Config", ")", "(", "*", "DeployHandler", ",", "error", ")", "{", "if", "cfg", "==", "nil", "{", "panic", "(", "\"NewDeployHandlerFromConfig: nil config\"", ")", "\n", "}", "\n", "if", "cfg", ".", "ClientID", "==", "\"\"", "{", "return", "nil", ",", "errors", ".", "New", "(", "\"oauth2 clientID required in config\"", ")", "\n", "}", "\n", "if", "cfg", ".", "ClientSecret", "==", "\"\"", "{", "return", "nil", ",", "errors", ".", "New", "(", "\"oauth2 clientSecret required in config\"", ")", "\n", "}", "\n", "os", ".", "Setenv", "(", "\"CAMLI_GCE_CLIENTID\"", ",", "cfg", ".", "ClientID", ")", "\n", "os", ".", "Setenv", "(", "\"CAMLI_GCE_CLIENTSECRET\"", ",", "cfg", ".", "ClientSecret", ")", "\n", "os", ".", "Setenv", "(", "\"CAMLI_GCE_PROJECT\"", ",", "cfg", ".", "Project", ")", "\n", "os", ".", "Setenv", "(", "\"CAMLI_GCE_SERVICE_ACCOUNT\"", ",", "cfg", ".", "ServiceAccount", ")", "\n", "os", ".", "Setenv", "(", "\"CAMLI_GCE_DATA\"", ",", "cfg", ".", "DataDir", ")", "\n", "return", "NewDeployHandler", "(", "host", ",", "prefix", ")", "\n", "}" ]
// NewDeployHandlerFromConfig initializes a DeployHandler from cfg. // Host and prefix have the same meaning as for NewDeployHandler. cfg should not be nil.
[ "NewDeployHandlerFromConfig", "initializes", "a", "DeployHandler", "from", "cfg", ".", "Host", "and", "prefix", "have", "the", "same", "meaning", "as", "for", "NewDeployHandler", ".", "cfg", "should", "not", "be", "nil", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/deploy/gce/handler.go#L128-L144
train
perkeep/perkeep
pkg/deploy/gce/handler.go
serveRoot
func (h *DeployHandler) serveRoot(w http.ResponseWriter, r *http.Request) { if r.Method == "POST" { h.serveSetup(w, r) return } _, err := r.Cookie("user") if err != nil { http.SetCookie(w, newCookie()) } camliRev := h.camliRev() if r.FormValue("WIP") == "1" { camliRev = "WORKINPROGRESS" } h.tplMu.RLock() defer h.tplMu.RUnlock() if err := h.tpl.ExecuteTemplate(w, "withform", &TemplateData{ ProjectID: r.FormValue("project"), Prefix: h.prefix, Help: h.help, ZoneValues: h.zoneValues(), MachineValues: machineValues, CamliVersion: camliRev, }); err != nil { h.logger.Print(err) } }
go
func (h *DeployHandler) serveRoot(w http.ResponseWriter, r *http.Request) { if r.Method == "POST" { h.serveSetup(w, r) return } _, err := r.Cookie("user") if err != nil { http.SetCookie(w, newCookie()) } camliRev := h.camliRev() if r.FormValue("WIP") == "1" { camliRev = "WORKINPROGRESS" } h.tplMu.RLock() defer h.tplMu.RUnlock() if err := h.tpl.ExecuteTemplate(w, "withform", &TemplateData{ ProjectID: r.FormValue("project"), Prefix: h.prefix, Help: h.help, ZoneValues: h.zoneValues(), MachineValues: machineValues, CamliVersion: camliRev, }); err != nil { h.logger.Print(err) } }
[ "func", "(", "h", "*", "DeployHandler", ")", "serveRoot", "(", "w", "http", ".", "ResponseWriter", ",", "r", "*", "http", ".", "Request", ")", "{", "if", "r", ".", "Method", "==", "\"POST\"", "{", "h", ".", "serveSetup", "(", "w", ",", "r", ")", "\n", "return", "\n", "}", "\n", "_", ",", "err", ":=", "r", ".", "Cookie", "(", "\"user\"", ")", "\n", "if", "err", "!=", "nil", "{", "http", ".", "SetCookie", "(", "w", ",", "newCookie", "(", ")", ")", "\n", "}", "\n", "camliRev", ":=", "h", ".", "camliRev", "(", ")", "\n", "if", "r", ".", "FormValue", "(", "\"WIP\"", ")", "==", "\"1\"", "{", "camliRev", "=", "\"WORKINPROGRESS\"", "\n", "}", "\n", "h", ".", "tplMu", ".", "RLock", "(", ")", "\n", "defer", "h", ".", "tplMu", ".", "RUnlock", "(", ")", "\n", "if", "err", ":=", "h", ".", "tpl", ".", "ExecuteTemplate", "(", "w", ",", "\"withform\"", ",", "&", "TemplateData", "{", "ProjectID", ":", "r", ".", "FormValue", "(", "\"project\"", ")", ",", "Prefix", ":", "h", ".", "prefix", ",", "Help", ":", "h", ".", "help", ",", "ZoneValues", ":", "h", ".", "zoneValues", "(", ")", ",", "MachineValues", ":", "machineValues", ",", "CamliVersion", ":", "camliRev", ",", "}", ")", ";", "err", "!=", "nil", "{", "h", ".", "logger", ".", "Print", "(", "err", ")", "\n", "}", "\n", "}" ]
// if there's project as a query parameter, it means we've just created a // project for them and we're redirecting them to the form, but with the projectID // field pre-filled for them this time.
[ "if", "there", "s", "project", "as", "a", "query", "parameter", "it", "means", "we", "ve", "just", "created", "a", "project", "for", "them", "and", "we", "re", "redirecting", "them", "to", "the", "form", "but", "with", "the", "projectID", "field", "pre", "-", "filled", "for", "them", "this", "time", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/deploy/gce/handler.go#L351-L377
train
perkeep/perkeep
pkg/deploy/gce/handler.go
serveOldInstance
func (h *DeployHandler) serveOldInstance(w http.ResponseWriter, br blob.Ref, depl *Deployer) (found bool) { inst, err := depl.Get() if err != nil { // TODO(mpl,bradfitz): log or do something more // drastic if the error is something other than // instance not found. return false } h.logger.Printf("Reusing existing instance for (%v, %v, %v)", depl.Conf.Project, depl.Conf.Name, depl.Conf.Zone) if err := h.recordState(br, &creationState{ InstConf: br, InstAddr: addr(inst), Exists: true, }); err != nil { h.logger.Printf("Could not record creation state for %v: %v", br, err) h.serveErrorPage(w, fmt.Errorf("An error occurred while recording the state of your instance. %v", fileIssue(br.String()))) return true } h.serveProgress(w, br) return true }
go
func (h *DeployHandler) serveOldInstance(w http.ResponseWriter, br blob.Ref, depl *Deployer) (found bool) { inst, err := depl.Get() if err != nil { // TODO(mpl,bradfitz): log or do something more // drastic if the error is something other than // instance not found. return false } h.logger.Printf("Reusing existing instance for (%v, %v, %v)", depl.Conf.Project, depl.Conf.Name, depl.Conf.Zone) if err := h.recordState(br, &creationState{ InstConf: br, InstAddr: addr(inst), Exists: true, }); err != nil { h.logger.Printf("Could not record creation state for %v: %v", br, err) h.serveErrorPage(w, fmt.Errorf("An error occurred while recording the state of your instance. %v", fileIssue(br.String()))) return true } h.serveProgress(w, br) return true }
[ "func", "(", "h", "*", "DeployHandler", ")", "serveOldInstance", "(", "w", "http", ".", "ResponseWriter", ",", "br", "blob", ".", "Ref", ",", "depl", "*", "Deployer", ")", "(", "found", "bool", ")", "{", "inst", ",", "err", ":=", "depl", ".", "Get", "(", ")", "\n", "if", "err", "!=", "nil", "{", "return", "false", "\n", "}", "\n", "h", ".", "logger", ".", "Printf", "(", "\"Reusing existing instance for (%v, %v, %v)\"", ",", "depl", ".", "Conf", ".", "Project", ",", "depl", ".", "Conf", ".", "Name", ",", "depl", ".", "Conf", ".", "Zone", ")", "\n", "if", "err", ":=", "h", ".", "recordState", "(", "br", ",", "&", "creationState", "{", "InstConf", ":", "br", ",", "InstAddr", ":", "addr", "(", "inst", ")", ",", "Exists", ":", "true", ",", "}", ")", ";", "err", "!=", "nil", "{", "h", ".", "logger", ".", "Printf", "(", "\"Could not record creation state for %v: %v\"", ",", "br", ",", "err", ")", "\n", "h", ".", "serveErrorPage", "(", "w", ",", "fmt", ".", "Errorf", "(", "\"An error occurred while recording the state of your instance. %v\"", ",", "fileIssue", "(", "br", ".", "String", "(", ")", ")", ")", ")", "\n", "return", "true", "\n", "}", "\n", "h", ".", "serveProgress", "(", "w", ",", "br", ")", "\n", "return", "true", "\n", "}" ]
// serveOldInstance looks on GCE for an instance such as defined in depl.Conf, and if // found, serves the appropriate page depending on whether the instance is usable. It does // not serve anything if the instance is not found.
[ "serveOldInstance", "looks", "on", "GCE", "for", "an", "instance", "such", "as", "defined", "in", "depl", ".", "Conf", "and", "if", "found", "serves", "the", "appropriate", "page", "depending", "on", "whether", "the", "instance", "is", "usable", ".", "It", "does", "not", "serve", "anything", "if", "the", "instance", "is", "not", "found", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/deploy/gce/handler.go#L564-L585
train
perkeep/perkeep
pkg/deploy/gce/handler.go
serveInstanceState
func (h *DeployHandler) serveInstanceState(w http.ResponseWriter, r *http.Request) { ctx := r.Context() if r.Method != "GET" { h.serveError(w, r, fmt.Errorf("Wrong method: %v", r.Method)) return } br := r.URL.Query().Get("instancekey") stateValue, err := h.instState.Get(br) if err != nil { http.Error(w, "unknown instance", http.StatusNotFound) return } var state creationState if err := json.Unmarshal([]byte(stateValue), &state); err != nil { h.serveError(w, r, fmt.Errorf("could not json decode instance state: %v", err)) return } if state.Err != "" { // No need to log that error here since we're already doing it in serveCallback h.serveErrorPage(w, fmt.Errorf("an error occurred while creating your instance: %v", state.Err)) return } if state.Success || state.Exists { conf, err := h.instanceConf(ctx, state.InstConf) if err != nil { h.logger.Printf("Could not get parameters for success message: %v", err) h.serveErrorPage(w, fmt.Errorf("your instance was created and should soon be up at https://%s but there might have been a problem in the creation process. %v", state.Err, fileIssue(br))) return } h.serveSuccess(w, &TemplateData{ Prefix: h.prefix, Help: h.help, InstanceIP: state.InstAddr, InstanceHostname: state.InstHostname, ProjectConsoleURL: fmt.Sprintf("%s/project/%s/compute", ConsoleURL, conf.Project), Conf: conf, ZoneValues: h.zoneValues(), MachineValues: machineValues, }) return } h.recordStateErrMu.RLock() defer h.recordStateErrMu.RUnlock() if _, ok := h.recordStateErr[br]; ok { // No need to log that error here since we're already doing it in serveCallback h.serveErrorPage(w, fmt.Errorf("An error occurred while recording the state of your instance. %v", fileIssue(br))) return } fmt.Fprintf(w, "running") }
go
func (h *DeployHandler) serveInstanceState(w http.ResponseWriter, r *http.Request) { ctx := r.Context() if r.Method != "GET" { h.serveError(w, r, fmt.Errorf("Wrong method: %v", r.Method)) return } br := r.URL.Query().Get("instancekey") stateValue, err := h.instState.Get(br) if err != nil { http.Error(w, "unknown instance", http.StatusNotFound) return } var state creationState if err := json.Unmarshal([]byte(stateValue), &state); err != nil { h.serveError(w, r, fmt.Errorf("could not json decode instance state: %v", err)) return } if state.Err != "" { // No need to log that error here since we're already doing it in serveCallback h.serveErrorPage(w, fmt.Errorf("an error occurred while creating your instance: %v", state.Err)) return } if state.Success || state.Exists { conf, err := h.instanceConf(ctx, state.InstConf) if err != nil { h.logger.Printf("Could not get parameters for success message: %v", err) h.serveErrorPage(w, fmt.Errorf("your instance was created and should soon be up at https://%s but there might have been a problem in the creation process. %v", state.Err, fileIssue(br))) return } h.serveSuccess(w, &TemplateData{ Prefix: h.prefix, Help: h.help, InstanceIP: state.InstAddr, InstanceHostname: state.InstHostname, ProjectConsoleURL: fmt.Sprintf("%s/project/%s/compute", ConsoleURL, conf.Project), Conf: conf, ZoneValues: h.zoneValues(), MachineValues: machineValues, }) return } h.recordStateErrMu.RLock() defer h.recordStateErrMu.RUnlock() if _, ok := h.recordStateErr[br]; ok { // No need to log that error here since we're already doing it in serveCallback h.serveErrorPage(w, fmt.Errorf("An error occurred while recording the state of your instance. %v", fileIssue(br))) return } fmt.Fprintf(w, "running") }
[ "func", "(", "h", "*", "DeployHandler", ")", "serveInstanceState", "(", "w", "http", ".", "ResponseWriter", ",", "r", "*", "http", ".", "Request", ")", "{", "ctx", ":=", "r", ".", "Context", "(", ")", "\n", "if", "r", ".", "Method", "!=", "\"GET\"", "{", "h", ".", "serveError", "(", "w", ",", "r", ",", "fmt", ".", "Errorf", "(", "\"Wrong method: %v\"", ",", "r", ".", "Method", ")", ")", "\n", "return", "\n", "}", "\n", "br", ":=", "r", ".", "URL", ".", "Query", "(", ")", ".", "Get", "(", "\"instancekey\"", ")", "\n", "stateValue", ",", "err", ":=", "h", ".", "instState", ".", "Get", "(", "br", ")", "\n", "if", "err", "!=", "nil", "{", "http", ".", "Error", "(", "w", ",", "\"unknown instance\"", ",", "http", ".", "StatusNotFound", ")", "\n", "return", "\n", "}", "\n", "var", "state", "creationState", "\n", "if", "err", ":=", "json", ".", "Unmarshal", "(", "[", "]", "byte", "(", "stateValue", ")", ",", "&", "state", ")", ";", "err", "!=", "nil", "{", "h", ".", "serveError", "(", "w", ",", "r", ",", "fmt", ".", "Errorf", "(", "\"could not json decode instance state: %v\"", ",", "err", ")", ")", "\n", "return", "\n", "}", "\n", "if", "state", ".", "Err", "!=", "\"\"", "{", "h", ".", "serveErrorPage", "(", "w", ",", "fmt", ".", "Errorf", "(", "\"an error occurred while creating your instance: %v\"", ",", "state", ".", "Err", ")", ")", "\n", "return", "\n", "}", "\n", "if", "state", ".", "Success", "||", "state", ".", "Exists", "{", "conf", ",", "err", ":=", "h", ".", "instanceConf", "(", "ctx", ",", "state", ".", "InstConf", ")", "\n", "if", "err", "!=", "nil", "{", "h", ".", "logger", ".", "Printf", "(", "\"Could not get parameters for success message: %v\"", ",", "err", ")", "\n", "h", ".", "serveErrorPage", "(", "w", ",", "fmt", ".", "Errorf", "(", "\"your instance was created and should soon be up at https://%s but there might have been a problem in the creation process. %v\"", ",", "state", ".", "Err", ",", "fileIssue", "(", "br", ")", ")", ")", "\n", "return", "\n", "}", "\n", "h", ".", "serveSuccess", "(", "w", ",", "&", "TemplateData", "{", "Prefix", ":", "h", ".", "prefix", ",", "Help", ":", "h", ".", "help", ",", "InstanceIP", ":", "state", ".", "InstAddr", ",", "InstanceHostname", ":", "state", ".", "InstHostname", ",", "ProjectConsoleURL", ":", "fmt", ".", "Sprintf", "(", "\"%s/project/%s/compute\"", ",", "ConsoleURL", ",", "conf", ".", "Project", ")", ",", "Conf", ":", "conf", ",", "ZoneValues", ":", "h", ".", "zoneValues", "(", ")", ",", "MachineValues", ":", "machineValues", ",", "}", ")", "\n", "return", "\n", "}", "\n", "h", ".", "recordStateErrMu", ".", "RLock", "(", ")", "\n", "defer", "h", ".", "recordStateErrMu", ".", "RUnlock", "(", ")", "\n", "if", "_", ",", "ok", ":=", "h", ".", "recordStateErr", "[", "br", "]", ";", "ok", "{", "h", ".", "serveErrorPage", "(", "w", ",", "fmt", ".", "Errorf", "(", "\"An error occurred while recording the state of your instance. %v\"", ",", "fileIssue", "(", "br", ")", ")", ")", "\n", "return", "\n", "}", "\n", "fmt", ".", "Fprintf", "(", "w", ",", "\"running\"", ")", "\n", "}" ]
// serveInstanceState serves the state of the requested Google Cloud Engine VM creation // process. If the operation was successful, it serves a success page. If it failed, it // serves an error page. If it isn't finished yet, it replies with "running".
[ "serveInstanceState", "serves", "the", "state", "of", "the", "requested", "Google", "Cloud", "Engine", "VM", "creation", "process", ".", "If", "the", "operation", "was", "successful", "it", "serves", "a", "success", "page", ".", "If", "it", "failed", "it", "serves", "an", "error", "page", ".", "If", "it", "isn", "t", "finished", "yet", "it", "replies", "with", "running", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/deploy/gce/handler.go#L612-L661
train
perkeep/perkeep
pkg/deploy/gce/handler.go
serveProgress
func (h *DeployHandler) serveProgress(w http.ResponseWriter, instanceKey blob.Ref) { h.tplMu.RLock() defer h.tplMu.RUnlock() if err := h.tpl.ExecuteTemplate(w, "withform", &TemplateData{ Prefix: h.prefix, InstanceKey: instanceKey.String(), PiggyGIF: h.piggyGIF, }); err != nil { h.logger.Printf("Could not serve progress: %v", err) } }
go
func (h *DeployHandler) serveProgress(w http.ResponseWriter, instanceKey blob.Ref) { h.tplMu.RLock() defer h.tplMu.RUnlock() if err := h.tpl.ExecuteTemplate(w, "withform", &TemplateData{ Prefix: h.prefix, InstanceKey: instanceKey.String(), PiggyGIF: h.piggyGIF, }); err != nil { h.logger.Printf("Could not serve progress: %v", err) } }
[ "func", "(", "h", "*", "DeployHandler", ")", "serveProgress", "(", "w", "http", ".", "ResponseWriter", ",", "instanceKey", "blob", ".", "Ref", ")", "{", "h", ".", "tplMu", ".", "RLock", "(", ")", "\n", "defer", "h", ".", "tplMu", ".", "RUnlock", "(", ")", "\n", "if", "err", ":=", "h", ".", "tpl", ".", "ExecuteTemplate", "(", "w", ",", "\"withform\"", ",", "&", "TemplateData", "{", "Prefix", ":", "h", ".", "prefix", ",", "InstanceKey", ":", "instanceKey", ".", "String", "(", ")", ",", "PiggyGIF", ":", "h", ".", "piggyGIF", ",", "}", ")", ";", "err", "!=", "nil", "{", "h", ".", "logger", ".", "Printf", "(", "\"Could not serve progress: %v\"", ",", "err", ")", "\n", "}", "\n", "}" ]
// serveProgress serves a page with some javascript code that regularly queries // the server about the progress of the requested Google Cloud Engine VM creation. // The server replies through serveInstanceState.
[ "serveProgress", "serves", "a", "page", "with", "some", "javascript", "code", "that", "regularly", "queries", "the", "server", "about", "the", "progress", "of", "the", "requested", "Google", "Cloud", "Engine", "VM", "creation", ".", "The", "server", "replies", "through", "serveInstanceState", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/deploy/gce/handler.go#L666-L676
train
perkeep/perkeep
pkg/deploy/gce/handler.go
randomZone
func (h *DeployHandler) randomZone(region string) string { h.zonesMu.RLock() defer h.zonesMu.RUnlock() zones, ok := h.zones[region] if !ok { return fallbackZone } return region + zones[rand.Intn(len(zones))] }
go
func (h *DeployHandler) randomZone(region string) string { h.zonesMu.RLock() defer h.zonesMu.RUnlock() zones, ok := h.zones[region] if !ok { return fallbackZone } return region + zones[rand.Intn(len(zones))] }
[ "func", "(", "h", "*", "DeployHandler", ")", "randomZone", "(", "region", "string", ")", "string", "{", "h", ".", "zonesMu", ".", "RLock", "(", ")", "\n", "defer", "h", ".", "zonesMu", ".", "RUnlock", "(", ")", "\n", "zones", ",", "ok", ":=", "h", ".", "zones", "[", "region", "]", "\n", "if", "!", "ok", "{", "return", "fallbackZone", "\n", "}", "\n", "return", "region", "+", "zones", "[", "rand", ".", "Intn", "(", "len", "(", "zones", ")", ")", "]", "\n", "}" ]
// randomZone picks one of the zone suffixes for region and returns it // appended to region, as a fully-qualified zone name. // If the given region is invalid, the default Zone is returned instead.
[ "randomZone", "picks", "one", "of", "the", "zone", "suffixes", "for", "region", "and", "returns", "it", "appended", "to", "region", "as", "a", "fully", "-", "qualified", "zone", "name", ".", "If", "the", "given", "region", "is", "invalid", "the", "default", "Zone", "is", "returned", "instead", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/deploy/gce/handler.go#L770-L778
train
perkeep/perkeep
pkg/deploy/gce/handler.go
fromState
func fromState(r *http.Request) (br blob.Ref, xsrfToken string, err error) { params := strings.Split(r.FormValue("state"), ":") if len(params) != 2 { return br, "", fmt.Errorf("Invalid format for state parameter: %q, wanted blobRef:xsrfToken", r.FormValue("state")) } br, ok := blob.Parse(params[0]) if !ok { return br, "", fmt.Errorf("Invalid blobRef in state parameter: %q", params[0]) } token, err := hex.DecodeString(params[1]) if err != nil { return br, "", fmt.Errorf("can't decode hex xsrftoken %q: %v", params[1], err) } return br, string(token), nil }
go
func fromState(r *http.Request) (br blob.Ref, xsrfToken string, err error) { params := strings.Split(r.FormValue("state"), ":") if len(params) != 2 { return br, "", fmt.Errorf("Invalid format for state parameter: %q, wanted blobRef:xsrfToken", r.FormValue("state")) } br, ok := blob.Parse(params[0]) if !ok { return br, "", fmt.Errorf("Invalid blobRef in state parameter: %q", params[0]) } token, err := hex.DecodeString(params[1]) if err != nil { return br, "", fmt.Errorf("can't decode hex xsrftoken %q: %v", params[1], err) } return br, string(token), nil }
[ "func", "fromState", "(", "r", "*", "http", ".", "Request", ")", "(", "br", "blob", ".", "Ref", ",", "xsrfToken", "string", ",", "err", "error", ")", "{", "params", ":=", "strings", ".", "Split", "(", "r", ".", "FormValue", "(", "\"state\"", ")", ",", "\":\"", ")", "\n", "if", "len", "(", "params", ")", "!=", "2", "{", "return", "br", ",", "\"\"", ",", "fmt", ".", "Errorf", "(", "\"Invalid format for state parameter: %q, wanted blobRef:xsrfToken\"", ",", "r", ".", "FormValue", "(", "\"state\"", ")", ")", "\n", "}", "\n", "br", ",", "ok", ":=", "blob", ".", "Parse", "(", "params", "[", "0", "]", ")", "\n", "if", "!", "ok", "{", "return", "br", ",", "\"\"", ",", "fmt", ".", "Errorf", "(", "\"Invalid blobRef in state parameter: %q\"", ",", "params", "[", "0", "]", ")", "\n", "}", "\n", "token", ",", "err", ":=", "hex", ".", "DecodeString", "(", "params", "[", "1", "]", ")", "\n", "if", "err", "!=", "nil", "{", "return", "br", ",", "\"\"", ",", "fmt", ".", "Errorf", "(", "\"can't decode hex xsrftoken %q: %v\"", ",", "params", "[", "1", "]", ",", "err", ")", "\n", "}", "\n", "return", "br", ",", "string", "(", "token", ")", ",", "nil", "\n", "}" ]
// fromState parses the oauth state parameter from r to extract the blobRef of the // instance configuration and the xsrftoken that were stored during serveSetup.
[ "fromState", "parses", "the", "oauth", "state", "parameter", "from", "r", "to", "extract", "the", "blobRef", "of", "the", "instance", "configuration", "and", "the", "xsrftoken", "that", "were", "stored", "during", "serveSetup", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/deploy/gce/handler.go#L799-L813
train
perkeep/perkeep
pkg/deploy/gce/handler.go
dataStores
func dataStores() (blobserver.Storage, sorted.KeyValue, error) { dataDir := os.Getenv("CAMLI_GCE_DATA") if dataDir == "" { var err error dataDir, err = ioutil.TempDir("", "camli-gcedeployer-data") if err != nil { return nil, nil, err } log.Printf("data dir not provided as env var CAMLI_GCE_DATA, so defaulting to %v", dataDir) } blobsDir := filepath.Join(dataDir, "instance-conf") if err := os.MkdirAll(blobsDir, 0700); err != nil { return nil, nil, err } instConf, err := localdisk.New(blobsDir) if err != nil { return nil, nil, err } instState, err := leveldb.NewStorage(filepath.Join(dataDir, "instance-state")) if err != nil { return nil, nil, err } return instConf, instState, nil }
go
func dataStores() (blobserver.Storage, sorted.KeyValue, error) { dataDir := os.Getenv("CAMLI_GCE_DATA") if dataDir == "" { var err error dataDir, err = ioutil.TempDir("", "camli-gcedeployer-data") if err != nil { return nil, nil, err } log.Printf("data dir not provided as env var CAMLI_GCE_DATA, so defaulting to %v", dataDir) } blobsDir := filepath.Join(dataDir, "instance-conf") if err := os.MkdirAll(blobsDir, 0700); err != nil { return nil, nil, err } instConf, err := localdisk.New(blobsDir) if err != nil { return nil, nil, err } instState, err := leveldb.NewStorage(filepath.Join(dataDir, "instance-state")) if err != nil { return nil, nil, err } return instConf, instState, nil }
[ "func", "dataStores", "(", ")", "(", "blobserver", ".", "Storage", ",", "sorted", ".", "KeyValue", ",", "error", ")", "{", "dataDir", ":=", "os", ".", "Getenv", "(", "\"CAMLI_GCE_DATA\"", ")", "\n", "if", "dataDir", "==", "\"\"", "{", "var", "err", "error", "\n", "dataDir", ",", "err", "=", "ioutil", ".", "TempDir", "(", "\"\"", ",", "\"camli-gcedeployer-data\"", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "nil", ",", "err", "\n", "}", "\n", "log", ".", "Printf", "(", "\"data dir not provided as env var CAMLI_GCE_DATA, so defaulting to %v\"", ",", "dataDir", ")", "\n", "}", "\n", "blobsDir", ":=", "filepath", ".", "Join", "(", "dataDir", ",", "\"instance-conf\"", ")", "\n", "if", "err", ":=", "os", ".", "MkdirAll", "(", "blobsDir", ",", "0700", ")", ";", "err", "!=", "nil", "{", "return", "nil", ",", "nil", ",", "err", "\n", "}", "\n", "instConf", ",", "err", ":=", "localdisk", ".", "New", "(", "blobsDir", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "nil", ",", "err", "\n", "}", "\n", "instState", ",", "err", ":=", "leveldb", ".", "NewStorage", "(", "filepath", ".", "Join", "(", "dataDir", ",", "\"instance-state\"", ")", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "nil", ",", "err", "\n", "}", "\n", "return", "instConf", ",", "instState", ",", "nil", "\n", "}" ]
// dataStores returns the blobserver that stores the instances configurations, and the kv // store for the instances states.
[ "dataStores", "returns", "the", "blobserver", "that", "stores", "the", "instances", "configurations", "and", "the", "kv", "store", "for", "the", "instances", "states", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/deploy/gce/handler.go#L886-L909
train
perkeep/perkeep
pkg/server/app/app.go
handleMasterQuery
func (a *Handler) handleMasterQuery(w http.ResponseWriter, r *http.Request) { if !(a.auth.AllowedAccess(r)&auth.OpAll == auth.OpAll) { auth.SendUnauthorized(w, r) return } if r.Method != http.MethodPost { http.Error(w, "not a POST", http.StatusMethodNotAllowed) return } if a.sh == nil { http.Error(w, "app proxy has no search handler", 500) return } if refresh, _ := strconv.ParseBool(r.FormValue("refresh")); refresh { if err := a.refreshDomainBlobs(); err != nil { if err == errRefreshSuppress { http.Error(w, "too many refresh requests", http.StatusTooManyRequests) } else { http.Error(w, fmt.Sprintf("%v", err), 500) } return } w.Write([]byte("OK")) return } sq := new(search.SearchQuery) if err := sq.FromHTTP(r); err != nil { http.Error(w, fmt.Sprintf("error reading master query: %v", err), 500) return } var masterQuery search.SearchQuery = *(sq) des := *(masterQuery.Describe) masterQuery.Describe = &des sr, err := a.sh.Query(r.Context(), sq) if err != nil { http.Error(w, fmt.Sprintf("error running master query: %v", err), 500) return } a.masterQueryMu.Lock() defer a.masterQueryMu.Unlock() a.masterQuery = &masterQuery a.domainBlobs = make(map[blob.Ref]bool, len(sr.Describe.Meta)) for _, v := range sr.Describe.Meta { a.domainBlobs[v.BlobRef] = true } a.domainBlobsRefresh = time.Now() w.Write([]byte("OK")) }
go
func (a *Handler) handleMasterQuery(w http.ResponseWriter, r *http.Request) { if !(a.auth.AllowedAccess(r)&auth.OpAll == auth.OpAll) { auth.SendUnauthorized(w, r) return } if r.Method != http.MethodPost { http.Error(w, "not a POST", http.StatusMethodNotAllowed) return } if a.sh == nil { http.Error(w, "app proxy has no search handler", 500) return } if refresh, _ := strconv.ParseBool(r.FormValue("refresh")); refresh { if err := a.refreshDomainBlobs(); err != nil { if err == errRefreshSuppress { http.Error(w, "too many refresh requests", http.StatusTooManyRequests) } else { http.Error(w, fmt.Sprintf("%v", err), 500) } return } w.Write([]byte("OK")) return } sq := new(search.SearchQuery) if err := sq.FromHTTP(r); err != nil { http.Error(w, fmt.Sprintf("error reading master query: %v", err), 500) return } var masterQuery search.SearchQuery = *(sq) des := *(masterQuery.Describe) masterQuery.Describe = &des sr, err := a.sh.Query(r.Context(), sq) if err != nil { http.Error(w, fmt.Sprintf("error running master query: %v", err), 500) return } a.masterQueryMu.Lock() defer a.masterQueryMu.Unlock() a.masterQuery = &masterQuery a.domainBlobs = make(map[blob.Ref]bool, len(sr.Describe.Meta)) for _, v := range sr.Describe.Meta { a.domainBlobs[v.BlobRef] = true } a.domainBlobsRefresh = time.Now() w.Write([]byte("OK")) }
[ "func", "(", "a", "*", "Handler", ")", "handleMasterQuery", "(", "w", "http", ".", "ResponseWriter", ",", "r", "*", "http", ".", "Request", ")", "{", "if", "!", "(", "a", ".", "auth", ".", "AllowedAccess", "(", "r", ")", "&", "auth", ".", "OpAll", "==", "auth", ".", "OpAll", ")", "{", "auth", ".", "SendUnauthorized", "(", "w", ",", "r", ")", "\n", "return", "\n", "}", "\n", "if", "r", ".", "Method", "!=", "http", ".", "MethodPost", "{", "http", ".", "Error", "(", "w", ",", "\"not a POST\"", ",", "http", ".", "StatusMethodNotAllowed", ")", "\n", "return", "\n", "}", "\n", "if", "a", ".", "sh", "==", "nil", "{", "http", ".", "Error", "(", "w", ",", "\"app proxy has no search handler\"", ",", "500", ")", "\n", "return", "\n", "}", "\n", "if", "refresh", ",", "_", ":=", "strconv", ".", "ParseBool", "(", "r", ".", "FormValue", "(", "\"refresh\"", ")", ")", ";", "refresh", "{", "if", "err", ":=", "a", ".", "refreshDomainBlobs", "(", ")", ";", "err", "!=", "nil", "{", "if", "err", "==", "errRefreshSuppress", "{", "http", ".", "Error", "(", "w", ",", "\"too many refresh requests\"", ",", "http", ".", "StatusTooManyRequests", ")", "\n", "}", "else", "{", "http", ".", "Error", "(", "w", ",", "fmt", ".", "Sprintf", "(", "\"%v\"", ",", "err", ")", ",", "500", ")", "\n", "}", "\n", "return", "\n", "}", "\n", "w", ".", "Write", "(", "[", "]", "byte", "(", "\"OK\"", ")", ")", "\n", "return", "\n", "}", "\n", "sq", ":=", "new", "(", "search", ".", "SearchQuery", ")", "\n", "if", "err", ":=", "sq", ".", "FromHTTP", "(", "r", ")", ";", "err", "!=", "nil", "{", "http", ".", "Error", "(", "w", ",", "fmt", ".", "Sprintf", "(", "\"error reading master query: %v\"", ",", "err", ")", ",", "500", ")", "\n", "return", "\n", "}", "\n", "var", "masterQuery", "search", ".", "SearchQuery", "=", "*", "(", "sq", ")", "\n", "des", ":=", "*", "(", "masterQuery", ".", "Describe", ")", "\n", "masterQuery", ".", "Describe", "=", "&", "des", "\n", "sr", ",", "err", ":=", "a", ".", "sh", ".", "Query", "(", "r", ".", "Context", "(", ")", ",", "sq", ")", "\n", "if", "err", "!=", "nil", "{", "http", ".", "Error", "(", "w", ",", "fmt", ".", "Sprintf", "(", "\"error running master query: %v\"", ",", "err", ")", ",", "500", ")", "\n", "return", "\n", "}", "\n", "a", ".", "masterQueryMu", ".", "Lock", "(", ")", "\n", "defer", "a", ".", "masterQueryMu", ".", "Unlock", "(", ")", "\n", "a", ".", "masterQuery", "=", "&", "masterQuery", "\n", "a", ".", "domainBlobs", "=", "make", "(", "map", "[", "blob", ".", "Ref", "]", "bool", ",", "len", "(", "sr", ".", "Describe", ".", "Meta", ")", ")", "\n", "for", "_", ",", "v", ":=", "range", "sr", ".", "Describe", ".", "Meta", "{", "a", ".", "domainBlobs", "[", "v", ".", "BlobRef", "]", "=", "true", "\n", "}", "\n", "a", ".", "domainBlobsRefresh", "=", "time", ".", "Now", "(", ")", "\n", "w", ".", "Write", "(", "[", "]", "byte", "(", "\"OK\"", ")", ")", "\n", "}" ]
// handleMasterQuery allows an app to register the master query that defines the // domain limiting all subsequent search queries.
[ "handleMasterQuery", "allows", "an", "app", "to", "register", "the", "master", "query", "that", "defines", "the", "domain", "limiting", "all", "subsequent", "search", "queries", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/server/app/app.go#L111-L158
train
perkeep/perkeep
pkg/server/app/app.go
handleSearch
func (a *Handler) handleSearch(w http.ResponseWriter, r *http.Request) { if r.Method != http.MethodPost { camhttputil.BadRequestError(w, camhttputil.InvalidMethodError{}.Error()) return } if a.sh == nil { http.Error(w, "app proxy has no search handler", 500) return } a.masterQueryMu.RLock() if a.masterQuery == nil { http.Error(w, "search is not allowed", http.StatusForbidden) a.masterQueryMu.RUnlock() return } a.masterQueryMu.RUnlock() var sq search.SearchQuery if err := sq.FromHTTP(r); err != nil { camhttputil.ServeJSONError(w, err) return } sr, err := a.sh.Query(r.Context(), &sq) if err != nil { camhttputil.ServeJSONError(w, err) return } // check this search is in the allowed domain if !a.allowProxySearchResponse(sr) { // there's a chance our domainBlobs cache is expired so let's // refresh it and retry, but no more than once per minute. if err := a.refreshDomainBlobs(); err != nil { http.Error(w, "search scope is forbidden", http.StatusForbidden) return } if !a.allowProxySearchResponse(sr) { http.Error(w, "search scope is forbidden", http.StatusForbidden) return } } camhttputil.ReturnJSON(w, sr) }
go
func (a *Handler) handleSearch(w http.ResponseWriter, r *http.Request) { if r.Method != http.MethodPost { camhttputil.BadRequestError(w, camhttputil.InvalidMethodError{}.Error()) return } if a.sh == nil { http.Error(w, "app proxy has no search handler", 500) return } a.masterQueryMu.RLock() if a.masterQuery == nil { http.Error(w, "search is not allowed", http.StatusForbidden) a.masterQueryMu.RUnlock() return } a.masterQueryMu.RUnlock() var sq search.SearchQuery if err := sq.FromHTTP(r); err != nil { camhttputil.ServeJSONError(w, err) return } sr, err := a.sh.Query(r.Context(), &sq) if err != nil { camhttputil.ServeJSONError(w, err) return } // check this search is in the allowed domain if !a.allowProxySearchResponse(sr) { // there's a chance our domainBlobs cache is expired so let's // refresh it and retry, but no more than once per minute. if err := a.refreshDomainBlobs(); err != nil { http.Error(w, "search scope is forbidden", http.StatusForbidden) return } if !a.allowProxySearchResponse(sr) { http.Error(w, "search scope is forbidden", http.StatusForbidden) return } } camhttputil.ReturnJSON(w, sr) }
[ "func", "(", "a", "*", "Handler", ")", "handleSearch", "(", "w", "http", ".", "ResponseWriter", ",", "r", "*", "http", ".", "Request", ")", "{", "if", "r", ".", "Method", "!=", "http", ".", "MethodPost", "{", "camhttputil", ".", "BadRequestError", "(", "w", ",", "camhttputil", ".", "InvalidMethodError", "{", "}", ".", "Error", "(", ")", ")", "\n", "return", "\n", "}", "\n", "if", "a", ".", "sh", "==", "nil", "{", "http", ".", "Error", "(", "w", ",", "\"app proxy has no search handler\"", ",", "500", ")", "\n", "return", "\n", "}", "\n", "a", ".", "masterQueryMu", ".", "RLock", "(", ")", "\n", "if", "a", ".", "masterQuery", "==", "nil", "{", "http", ".", "Error", "(", "w", ",", "\"search is not allowed\"", ",", "http", ".", "StatusForbidden", ")", "\n", "a", ".", "masterQueryMu", ".", "RUnlock", "(", ")", "\n", "return", "\n", "}", "\n", "a", ".", "masterQueryMu", ".", "RUnlock", "(", ")", "\n", "var", "sq", "search", ".", "SearchQuery", "\n", "if", "err", ":=", "sq", ".", "FromHTTP", "(", "r", ")", ";", "err", "!=", "nil", "{", "camhttputil", ".", "ServeJSONError", "(", "w", ",", "err", ")", "\n", "return", "\n", "}", "\n", "sr", ",", "err", ":=", "a", ".", "sh", ".", "Query", "(", "r", ".", "Context", "(", ")", ",", "&", "sq", ")", "\n", "if", "err", "!=", "nil", "{", "camhttputil", ".", "ServeJSONError", "(", "w", ",", "err", ")", "\n", "return", "\n", "}", "\n", "if", "!", "a", ".", "allowProxySearchResponse", "(", "sr", ")", "{", "if", "err", ":=", "a", ".", "refreshDomainBlobs", "(", ")", ";", "err", "!=", "nil", "{", "http", ".", "Error", "(", "w", ",", "\"search scope is forbidden\"", ",", "http", ".", "StatusForbidden", ")", "\n", "return", "\n", "}", "\n", "if", "!", "a", ".", "allowProxySearchResponse", "(", "sr", ")", "{", "http", ".", "Error", "(", "w", ",", "\"search scope is forbidden\"", ",", "http", ".", "StatusForbidden", ")", "\n", "return", "\n", "}", "\n", "}", "\n", "camhttputil", ".", "ReturnJSON", "(", "w", ",", "sr", ")", "\n", "}" ]
// handleSearch runs the requested search query against the search handler, and // if the results are within the domain allowed by the master query, forwards them // back to the client.
[ "handleSearch", "runs", "the", "requested", "search", "query", "against", "the", "search", "handler", "and", "if", "the", "results", "are", "within", "the", "domain", "allowed", "by", "the", "master", "query", "forwards", "them", "back", "to", "the", "client", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/server/app/app.go#L190-L230
train
perkeep/perkeep
pkg/server/app/app.go
allowProxySearchResponse
func (a *Handler) allowProxySearchResponse(sr *search.SearchResult) bool { a.masterQueryMu.RLock() defer a.masterQueryMu.RUnlock() for _, v := range sr.Blobs { if _, ok := a.domainBlobs[v.Blob]; !ok { return false } } return true }
go
func (a *Handler) allowProxySearchResponse(sr *search.SearchResult) bool { a.masterQueryMu.RLock() defer a.masterQueryMu.RUnlock() for _, v := range sr.Blobs { if _, ok := a.domainBlobs[v.Blob]; !ok { return false } } return true }
[ "func", "(", "a", "*", "Handler", ")", "allowProxySearchResponse", "(", "sr", "*", "search", ".", "SearchResult", ")", "bool", "{", "a", ".", "masterQueryMu", ".", "RLock", "(", ")", "\n", "defer", "a", ".", "masterQueryMu", ".", "RUnlock", "(", ")", "\n", "for", "_", ",", "v", ":=", "range", "sr", ".", "Blobs", "{", "if", "_", ",", "ok", ":=", "a", ".", "domainBlobs", "[", "v", ".", "Blob", "]", ";", "!", "ok", "{", "return", "false", "\n", "}", "\n", "}", "\n", "return", "true", "\n", "}" ]
// allowProxySearchResponse checks whether the blobs in sr are within the domain // defined by the masterQuery, and hence if the client is allowed to get that // response.
[ "allowProxySearchResponse", "checks", "whether", "the", "blobs", "in", "sr", "are", "within", "the", "domain", "defined", "by", "the", "masterQuery", "and", "hence", "if", "the", "client", "is", "allowed", "to", "get", "that", "response", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/server/app/app.go#L235-L244
train
perkeep/perkeep
pkg/server/app/app.go
randListenFn
func randListenFn(listenAddr string, randPortFn func() (int, error)) (string, error) { portIdx := strings.LastIndex(listenAddr, ":") + 1 if portIdx <= 0 || portIdx >= len(listenAddr) { return "", errors.New("invalid listen addr, no port found") } port, err := randPortFn() if err != nil { return "", err } return fmt.Sprintf("%s%d", listenAddr[:portIdx], port), nil }
go
func randListenFn(listenAddr string, randPortFn func() (int, error)) (string, error) { portIdx := strings.LastIndex(listenAddr, ":") + 1 if portIdx <= 0 || portIdx >= len(listenAddr) { return "", errors.New("invalid listen addr, no port found") } port, err := randPortFn() if err != nil { return "", err } return fmt.Sprintf("%s%d", listenAddr[:portIdx], port), nil }
[ "func", "randListenFn", "(", "listenAddr", "string", ",", "randPortFn", "func", "(", ")", "(", "int", ",", "error", ")", ")", "(", "string", ",", "error", ")", "{", "portIdx", ":=", "strings", ".", "LastIndex", "(", "listenAddr", ",", "\":\"", ")", "+", "1", "\n", "if", "portIdx", "<=", "0", "||", "portIdx", ">=", "len", "(", "listenAddr", ")", "{", "return", "\"\"", ",", "errors", ".", "New", "(", "\"invalid listen addr, no port found\"", ")", "\n", "}", "\n", "port", ",", "err", ":=", "randPortFn", "(", ")", "\n", "if", "err", "!=", "nil", "{", "return", "\"\"", ",", "err", "\n", "}", "\n", "return", "fmt", ".", "Sprintf", "(", "\"%s%d\"", ",", "listenAddr", "[", ":", "portIdx", "]", ",", "port", ")", ",", "nil", "\n", "}" ]
// randListenFn only exists to allow testing of randListen, by letting the caller // replace randPort with a func that actually has a predictable result.
[ "randListenFn", "only", "exists", "to", "allow", "testing", "of", "randListen", "by", "letting", "the", "caller", "replace", "randPort", "with", "a", "func", "that", "actually", "has", "a", "predictable", "result", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/server/app/app.go#L253-L263
train
perkeep/perkeep
pkg/server/app/app.go
baseURL
func baseURL(serverBaseURL, listenAddr string) (string, error) { backendURL, err := url.Parse(serverBaseURL) if err != nil { return "", fmt.Errorf("invalid baseURL %q: %v", serverBaseURL, err) } scheme := backendURL.Scheme host := backendURL.Host if netutil.HasPort(host) { host = host[:strings.LastIndex(host, ":")] } port := portMap[scheme] if netutil.HasPort(listenAddr) { port = listenAddr[strings.LastIndex(listenAddr, ":")+1:] } return fmt.Sprintf("%s://%s:%s/", scheme, host, port), nil }
go
func baseURL(serverBaseURL, listenAddr string) (string, error) { backendURL, err := url.Parse(serverBaseURL) if err != nil { return "", fmt.Errorf("invalid baseURL %q: %v", serverBaseURL, err) } scheme := backendURL.Scheme host := backendURL.Host if netutil.HasPort(host) { host = host[:strings.LastIndex(host, ":")] } port := portMap[scheme] if netutil.HasPort(listenAddr) { port = listenAddr[strings.LastIndex(listenAddr, ":")+1:] } return fmt.Sprintf("%s://%s:%s/", scheme, host, port), nil }
[ "func", "baseURL", "(", "serverBaseURL", ",", "listenAddr", "string", ")", "(", "string", ",", "error", ")", "{", "backendURL", ",", "err", ":=", "url", ".", "Parse", "(", "serverBaseURL", ")", "\n", "if", "err", "!=", "nil", "{", "return", "\"\"", ",", "fmt", ".", "Errorf", "(", "\"invalid baseURL %q: %v\"", ",", "serverBaseURL", ",", "err", ")", "\n", "}", "\n", "scheme", ":=", "backendURL", ".", "Scheme", "\n", "host", ":=", "backendURL", ".", "Host", "\n", "if", "netutil", ".", "HasPort", "(", "host", ")", "{", "host", "=", "host", "[", ":", "strings", ".", "LastIndex", "(", "host", ",", "\":\"", ")", "]", "\n", "}", "\n", "port", ":=", "portMap", "[", "scheme", "]", "\n", "if", "netutil", ".", "HasPort", "(", "listenAddr", ")", "{", "port", "=", "listenAddr", "[", "strings", ".", "LastIndex", "(", "listenAddr", ",", "\":\"", ")", "+", "1", ":", "]", "\n", "}", "\n", "return", "fmt", ".", "Sprintf", "(", "\"%s://%s:%s/\"", ",", "scheme", ",", "host", ",", "port", ")", ",", "nil", "\n", "}" ]
// baseURL returns the concatenation of the scheme and host parts of // serverBaseURL with the port of listenAddr.
[ "baseURL", "returns", "the", "concatenation", "of", "the", "scheme", "and", "host", "parts", "of", "serverBaseURL", "with", "the", "port", "of", "listenAddr", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/server/app/app.go#L272-L287
train
perkeep/perkeep
pkg/server/app/app.go
FromJSONConfig
func FromJSONConfig(config jsonconfig.Obj, prefix, serverBaseURL string) (HandlerConfig, error) { hc := HandlerConfig{ Program: config.RequiredString("program"), Prefix: config.OptionalString("prefix", prefix), BackendURL: config.OptionalString("backendURL", ""), Listen: config.OptionalString("listen", ""), APIHost: config.OptionalString("apiHost", ""), ServerListen: config.OptionalString("serverListen", ""), ServerBaseURL: config.OptionalString("serverBaseURL", serverBaseURL), AppConfig: config.OptionalObject("appConfig"), } if err := config.Validate(); err != nil { return HandlerConfig{}, err } return hc, nil }
go
func FromJSONConfig(config jsonconfig.Obj, prefix, serverBaseURL string) (HandlerConfig, error) { hc := HandlerConfig{ Program: config.RequiredString("program"), Prefix: config.OptionalString("prefix", prefix), BackendURL: config.OptionalString("backendURL", ""), Listen: config.OptionalString("listen", ""), APIHost: config.OptionalString("apiHost", ""), ServerListen: config.OptionalString("serverListen", ""), ServerBaseURL: config.OptionalString("serverBaseURL", serverBaseURL), AppConfig: config.OptionalObject("appConfig"), } if err := config.Validate(); err != nil { return HandlerConfig{}, err } return hc, nil }
[ "func", "FromJSONConfig", "(", "config", "jsonconfig", ".", "Obj", ",", "prefix", ",", "serverBaseURL", "string", ")", "(", "HandlerConfig", ",", "error", ")", "{", "hc", ":=", "HandlerConfig", "{", "Program", ":", "config", ".", "RequiredString", "(", "\"program\"", ")", ",", "Prefix", ":", "config", ".", "OptionalString", "(", "\"prefix\"", ",", "prefix", ")", ",", "BackendURL", ":", "config", ".", "OptionalString", "(", "\"backendURL\"", ",", "\"\"", ")", ",", "Listen", ":", "config", ".", "OptionalString", "(", "\"listen\"", ",", "\"\"", ")", ",", "APIHost", ":", "config", ".", "OptionalString", "(", "\"apiHost\"", ",", "\"\"", ")", ",", "ServerListen", ":", "config", ".", "OptionalString", "(", "\"serverListen\"", ",", "\"\"", ")", ",", "ServerBaseURL", ":", "config", ".", "OptionalString", "(", "\"serverBaseURL\"", ",", "serverBaseURL", ")", ",", "AppConfig", ":", "config", ".", "OptionalObject", "(", "\"appConfig\"", ")", ",", "}", "\n", "if", "err", ":=", "config", ".", "Validate", "(", ")", ";", "err", "!=", "nil", "{", "return", "HandlerConfig", "{", "}", ",", "err", "\n", "}", "\n", "return", "hc", ",", "nil", "\n", "}" ]
// FromJSONConfig creates an HandlerConfig from the contents of config. // prefix and serverBaseURL are used if not found in config.
[ "FromJSONConfig", "creates", "an", "HandlerConfig", "from", "the", "contents", "of", "config", ".", "prefix", "and", "serverBaseURL", "are", "used", "if", "not", "found", "in", "config", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/server/app/app.go#L340-L355
train
perkeep/perkeep
pkg/server/app/app.go
InitHandler
func (a *Handler) InitHandler(hl blobserver.FindHandlerByTyper) error { apName := a.ProgramName() searchPrefix, _, err := hl.FindHandlerByType("search") if err != nil { return fmt.Errorf("No search handler configured, which is necessary for the %v app handler", apName) } var sh *search.Handler _, hi := hl.AllHandlers() h, ok := hi[searchPrefix] if !ok { return fmt.Errorf("failed to find the \"search\" handler for %v", apName) } sh = h.(*search.Handler) a.sh = sh return nil }
go
func (a *Handler) InitHandler(hl blobserver.FindHandlerByTyper) error { apName := a.ProgramName() searchPrefix, _, err := hl.FindHandlerByType("search") if err != nil { return fmt.Errorf("No search handler configured, which is necessary for the %v app handler", apName) } var sh *search.Handler _, hi := hl.AllHandlers() h, ok := hi[searchPrefix] if !ok { return fmt.Errorf("failed to find the \"search\" handler for %v", apName) } sh = h.(*search.Handler) a.sh = sh return nil }
[ "func", "(", "a", "*", "Handler", ")", "InitHandler", "(", "hl", "blobserver", ".", "FindHandlerByTyper", ")", "error", "{", "apName", ":=", "a", ".", "ProgramName", "(", ")", "\n", "searchPrefix", ",", "_", ",", "err", ":=", "hl", ".", "FindHandlerByType", "(", "\"search\"", ")", "\n", "if", "err", "!=", "nil", "{", "return", "fmt", ".", "Errorf", "(", "\"No search handler configured, which is necessary for the %v app handler\"", ",", "apName", ")", "\n", "}", "\n", "var", "sh", "*", "search", ".", "Handler", "\n", "_", ",", "hi", ":=", "hl", ".", "AllHandlers", "(", ")", "\n", "h", ",", "ok", ":=", "hi", "[", "searchPrefix", "]", "\n", "if", "!", "ok", "{", "return", "fmt", ".", "Errorf", "(", "\"failed to find the \\\"search\\\" handler for %v\"", ",", "\\\"", ")", "\n", "}", "\n", "\\\"", "\n", "apName", "\n", "sh", "=", "h", ".", "(", "*", "search", ".", "Handler", ")", "\n", "}" ]
// InitHandler sets the app handler's search handler, if the app handler was configured // to have one with HasSearch.
[ "InitHandler", "sets", "the", "app", "handler", "s", "search", "handler", "if", "the", "app", "handler", "was", "configured", "to", "have", "one", "with", "HasSearch", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/server/app/app.go#L442-L457
train
perkeep/perkeep
pkg/server/app/app.go
Quit
func (a *Handler) Quit() error { err := a.process.Signal(os.Interrupt) if err != nil { return err } c := make(chan error) go func() { _, err := a.process.Wait() c <- err }() select { case err = <-c: case <-time.After(5 * time.Second): // TODO Do we want to SIGKILL here or just leave the app alone? err = errProcessTookTooLong } return err }
go
func (a *Handler) Quit() error { err := a.process.Signal(os.Interrupt) if err != nil { return err } c := make(chan error) go func() { _, err := a.process.Wait() c <- err }() select { case err = <-c: case <-time.After(5 * time.Second): // TODO Do we want to SIGKILL here or just leave the app alone? err = errProcessTookTooLong } return err }
[ "func", "(", "a", "*", "Handler", ")", "Quit", "(", ")", "error", "{", "err", ":=", "a", ".", "process", ".", "Signal", "(", "os", ".", "Interrupt", ")", "\n", "if", "err", "!=", "nil", "{", "return", "err", "\n", "}", "\n", "c", ":=", "make", "(", "chan", "error", ")", "\n", "go", "func", "(", ")", "{", "_", ",", "err", ":=", "a", ".", "process", ".", "Wait", "(", ")", "\n", "c", "<-", "err", "\n", "}", "(", ")", "\n", "select", "{", "case", "err", "=", "<-", "c", ":", "case", "<-", "time", ".", "After", "(", "5", "*", "time", ".", "Second", ")", ":", "err", "=", "errProcessTookTooLong", "\n", "}", "\n", "return", "err", "\n", "}" ]
// Quit sends the app's process a SIGINT, and waits up to 5 seconds for it // to exit, returning an error if it doesn't.
[ "Quit", "sends", "the", "app", "s", "process", "a", "SIGINT", "and", "waits", "up", "to", "5", "seconds", "for", "it", "to", "exit", "returning", "an", "error", "if", "it", "doesn", "t", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/server/app/app.go#L536-L554
train
perkeep/perkeep
pkg/cacher/cacher.go
NewCachingFetcher
func NewCachingFetcher(cache blobserver.Cache, fetcher blob.Fetcher) *CachingFetcher { return &CachingFetcher{c: cache, sf: fetcher} }
go
func NewCachingFetcher(cache blobserver.Cache, fetcher blob.Fetcher) *CachingFetcher { return &CachingFetcher{c: cache, sf: fetcher} }
[ "func", "NewCachingFetcher", "(", "cache", "blobserver", ".", "Cache", ",", "fetcher", "blob", ".", "Fetcher", ")", "*", "CachingFetcher", "{", "return", "&", "CachingFetcher", "{", "c", ":", "cache", ",", "sf", ":", "fetcher", "}", "\n", "}" ]
// NewCachingFetcher returns a CachingFetcher that fetches from // fetcher and writes to and serves from cache.
[ "NewCachingFetcher", "returns", "a", "CachingFetcher", "that", "fetches", "from", "fetcher", "and", "writes", "to", "and", "serves", "from", "cache", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/cacher/cacher.go#L38-L40
train
perkeep/perkeep
pkg/cacher/cacher.go
SetCacheHitHook
func (cf *CachingFetcher) SetCacheHitHook(fn func(br blob.Ref, rc io.ReadCloser) (io.ReadCloser, error)) { cf.cacheHitHook = fn }
go
func (cf *CachingFetcher) SetCacheHitHook(fn func(br blob.Ref, rc io.ReadCloser) (io.ReadCloser, error)) { cf.cacheHitHook = fn }
[ "func", "(", "cf", "*", "CachingFetcher", ")", "SetCacheHitHook", "(", "fn", "func", "(", "br", "blob", ".", "Ref", ",", "rc", "io", ".", "ReadCloser", ")", "(", "io", ".", "ReadCloser", ",", "error", ")", ")", "{", "cf", ".", "cacheHitHook", "=", "fn", "\n", "}" ]
// SetCacheHitHook sets a function that will modify the return values from Fetch // in the case of a cache hit. // Its purpose is to add potential side-effects from calling the Fetcher that would // have happened if we had had a cache miss. It is the responsibility of fn to // return a ReadCloser equivalent to the state that rc was given in.
[ "SetCacheHitHook", "sets", "a", "function", "that", "will", "modify", "the", "return", "values", "from", "Fetch", "in", "the", "case", "of", "a", "cache", "hit", ".", "Its", "purpose", "is", "to", "add", "potential", "side", "-", "effects", "from", "calling", "the", "Fetcher", "that", "would", "have", "happened", "if", "we", "had", "had", "a", "cache", "miss", ".", "It", "is", "the", "responsibility", "of", "fn", "to", "return", "a", "ReadCloser", "equivalent", "to", "the", "state", "that", "rc", "was", "given", "in", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/cacher/cacher.go#L60-L62
train
perkeep/perkeep
pkg/fs/mut.go
maybeAddChild
func (n *mutDir) maybeAddChild(name string, permanode *search.DescribedPermanode, child mutFileOrDir) { if current, ok := n.children[name]; !ok || current.permanodeString() != child.permanodeString() { child.xattr().load(permanode) n.children[name] = child } }
go
func (n *mutDir) maybeAddChild(name string, permanode *search.DescribedPermanode, child mutFileOrDir) { if current, ok := n.children[name]; !ok || current.permanodeString() != child.permanodeString() { child.xattr().load(permanode) n.children[name] = child } }
[ "func", "(", "n", "*", "mutDir", ")", "maybeAddChild", "(", "name", "string", ",", "permanode", "*", "search", ".", "DescribedPermanode", ",", "child", "mutFileOrDir", ")", "{", "if", "current", ",", "ok", ":=", "n", ".", "children", "[", "name", "]", ";", "!", "ok", "||", "current", ".", "permanodeString", "(", ")", "!=", "child", ".", "permanodeString", "(", ")", "{", "child", ".", "xattr", "(", ")", ".", "load", "(", "permanode", ")", "\n", "n", ".", "children", "[", "name", "]", "=", "child", "\n", "}", "\n", "}" ]
// maybeAddChild adds a child directory to this mutable directory // unless it already has one with this name and permanode.
[ "maybeAddChild", "adds", "a", "child", "directory", "to", "this", "mutable", "directory", "unless", "it", "already", "has", "one", "with", "this", "name", "and", "permanode", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/fs/mut.go#L233-L241
train
perkeep/perkeep
pkg/fs/mut.go
Release
func (h *mutFileHandle) Release(ctx context.Context, req *fuse.ReleaseRequest) error { h.tmp.Close() os.Remove(h.tmp.Name()) h.tmp = nil return nil }
go
func (h *mutFileHandle) Release(ctx context.Context, req *fuse.ReleaseRequest) error { h.tmp.Close() os.Remove(h.tmp.Name()) h.tmp = nil return nil }
[ "func", "(", "h", "*", "mutFileHandle", ")", "Release", "(", "ctx", "context", ".", "Context", ",", "req", "*", "fuse", ".", "ReleaseRequest", ")", "error", "{", "h", ".", "tmp", ".", "Close", "(", ")", "\n", "os", ".", "Remove", "(", "h", ".", "tmp", ".", "Name", "(", ")", ")", "\n", "h", ".", "tmp", "=", "nil", "\n", "return", "nil", "\n", "}" ]
// Release is called when a file handle is no longer needed. This is // called asynchronously after the last handle to a file is closed.
[ "Release", "is", "called", "when", "a", "file", "handle", "is", "no", "longer", "needed", ".", "This", "is", "called", "asynchronously", "after", "the", "last", "handle", "to", "a", "file", "is", "closed", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/fs/mut.go#L871-L877
train
perkeep/perkeep
pkg/fs/time.go
parseCanonicalTime
func parseCanonicalTime(in string) (time.Time, error) { if len(in) < 20 || in[len(in)-1] != 'Z' { return time.Time{}, errUnparseableTimestamp } if !(in[4] == '-' && in[7] == '-' && in[10] == 'T' && in[13] == ':' && in[16] == ':' && (in[19] == '.' || in[19] == 'Z')) { return time.Time{}, fmt.Errorf("positionally incorrect: %v", in) } // 2012-08-28T21:24:35.37465188Z // 4 7 10 13 16 19 // ----------------------------- // 0-4 5 8 11 14 17 20 year, err := strconv.Atoi(in[0:4]) if err != nil { return time.Time{}, fmt.Errorf("error parsing year: %v", err) } month, err := strconv.Atoi(in[5:7]) if err != nil { return time.Time{}, fmt.Errorf("error parsing month: %v", err) } day, err := strconv.Atoi(in[8:10]) if err != nil { return time.Time{}, fmt.Errorf("error parsing day: %v", err) } hour, err := strconv.Atoi(in[11:13]) if err != nil { return time.Time{}, fmt.Errorf("error parsing hour: %v", err) } minute, err := strconv.Atoi(in[14:16]) if err != nil { return time.Time{}, fmt.Errorf("error parsing minute: %v", err) } second, err := strconv.Atoi(in[17:19]) if err != nil { return time.Time{}, fmt.Errorf("error parsing second: %v", err) } var nsecstr string if in[19] != 'Z' { nsecstr = in[20 : len(in)-1] } var nsec int if nsecstr != "" { nsec, err = strconv.Atoi(nsecstr) if err != nil { return time.Time{}, fmt.Errorf("error parsing nanoseconds: %v", err) } } nsec *= powTable[len(nsecstr)] return time.Date(year, time.Month(month), day, hour, minute, second, nsec, time.UTC), nil }
go
func parseCanonicalTime(in string) (time.Time, error) { if len(in) < 20 || in[len(in)-1] != 'Z' { return time.Time{}, errUnparseableTimestamp } if !(in[4] == '-' && in[7] == '-' && in[10] == 'T' && in[13] == ':' && in[16] == ':' && (in[19] == '.' || in[19] == 'Z')) { return time.Time{}, fmt.Errorf("positionally incorrect: %v", in) } // 2012-08-28T21:24:35.37465188Z // 4 7 10 13 16 19 // ----------------------------- // 0-4 5 8 11 14 17 20 year, err := strconv.Atoi(in[0:4]) if err != nil { return time.Time{}, fmt.Errorf("error parsing year: %v", err) } month, err := strconv.Atoi(in[5:7]) if err != nil { return time.Time{}, fmt.Errorf("error parsing month: %v", err) } day, err := strconv.Atoi(in[8:10]) if err != nil { return time.Time{}, fmt.Errorf("error parsing day: %v", err) } hour, err := strconv.Atoi(in[11:13]) if err != nil { return time.Time{}, fmt.Errorf("error parsing hour: %v", err) } minute, err := strconv.Atoi(in[14:16]) if err != nil { return time.Time{}, fmt.Errorf("error parsing minute: %v", err) } second, err := strconv.Atoi(in[17:19]) if err != nil { return time.Time{}, fmt.Errorf("error parsing second: %v", err) } var nsecstr string if in[19] != 'Z' { nsecstr = in[20 : len(in)-1] } var nsec int if nsecstr != "" { nsec, err = strconv.Atoi(nsecstr) if err != nil { return time.Time{}, fmt.Errorf("error parsing nanoseconds: %v", err) } } nsec *= powTable[len(nsecstr)] return time.Date(year, time.Month(month), day, hour, minute, second, nsec, time.UTC), nil }
[ "func", "parseCanonicalTime", "(", "in", "string", ")", "(", "time", ".", "Time", ",", "error", ")", "{", "if", "len", "(", "in", ")", "<", "20", "||", "in", "[", "len", "(", "in", ")", "-", "1", "]", "!=", "'Z'", "{", "return", "time", ".", "Time", "{", "}", ",", "errUnparseableTimestamp", "\n", "}", "\n", "if", "!", "(", "in", "[", "4", "]", "==", "'-'", "&&", "in", "[", "7", "]", "==", "'-'", "&&", "in", "[", "10", "]", "==", "'T'", "&&", "in", "[", "13", "]", "==", "':'", "&&", "in", "[", "16", "]", "==", "':'", "&&", "(", "in", "[", "19", "]", "==", "'.'", "||", "in", "[", "19", "]", "==", "'Z'", ")", ")", "{", "return", "time", ".", "Time", "{", "}", ",", "fmt", ".", "Errorf", "(", "\"positionally incorrect: %v\"", ",", "in", ")", "\n", "}", "\n", "year", ",", "err", ":=", "strconv", ".", "Atoi", "(", "in", "[", "0", ":", "4", "]", ")", "\n", "if", "err", "!=", "nil", "{", "return", "time", ".", "Time", "{", "}", ",", "fmt", ".", "Errorf", "(", "\"error parsing year: %v\"", ",", "err", ")", "\n", "}", "\n", "month", ",", "err", ":=", "strconv", ".", "Atoi", "(", "in", "[", "5", ":", "7", "]", ")", "\n", "if", "err", "!=", "nil", "{", "return", "time", ".", "Time", "{", "}", ",", "fmt", ".", "Errorf", "(", "\"error parsing month: %v\"", ",", "err", ")", "\n", "}", "\n", "day", ",", "err", ":=", "strconv", ".", "Atoi", "(", "in", "[", "8", ":", "10", "]", ")", "\n", "if", "err", "!=", "nil", "{", "return", "time", ".", "Time", "{", "}", ",", "fmt", ".", "Errorf", "(", "\"error parsing day: %v\"", ",", "err", ")", "\n", "}", "\n", "hour", ",", "err", ":=", "strconv", ".", "Atoi", "(", "in", "[", "11", ":", "13", "]", ")", "\n", "if", "err", "!=", "nil", "{", "return", "time", ".", "Time", "{", "}", ",", "fmt", ".", "Errorf", "(", "\"error parsing hour: %v\"", ",", "err", ")", "\n", "}", "\n", "minute", ",", "err", ":=", "strconv", ".", "Atoi", "(", "in", "[", "14", ":", "16", "]", ")", "\n", "if", "err", "!=", "nil", "{", "return", "time", ".", "Time", "{", "}", ",", "fmt", ".", "Errorf", "(", "\"error parsing minute: %v\"", ",", "err", ")", "\n", "}", "\n", "second", ",", "err", ":=", "strconv", ".", "Atoi", "(", "in", "[", "17", ":", "19", "]", ")", "\n", "if", "err", "!=", "nil", "{", "return", "time", ".", "Time", "{", "}", ",", "fmt", ".", "Errorf", "(", "\"error parsing second: %v\"", ",", "err", ")", "\n", "}", "\n", "var", "nsecstr", "string", "\n", "if", "in", "[", "19", "]", "!=", "'Z'", "{", "nsecstr", "=", "in", "[", "20", ":", "len", "(", "in", ")", "-", "1", "]", "\n", "}", "\n", "var", "nsec", "int", "\n", "if", "nsecstr", "!=", "\"\"", "{", "nsec", ",", "err", "=", "strconv", ".", "Atoi", "(", "nsecstr", ")", "\n", "if", "err", "!=", "nil", "{", "return", "time", ".", "Time", "{", "}", ",", "fmt", ".", "Errorf", "(", "\"error parsing nanoseconds: %v\"", ",", "err", ")", "\n", "}", "\n", "}", "\n", "nsec", "*=", "powTable", "[", "len", "(", "nsecstr", ")", "]", "\n", "return", "time", ".", "Date", "(", "year", ",", "time", ".", "Month", "(", "month", ")", ",", "day", ",", "hour", ",", "minute", ",", "second", ",", "nsec", ",", "time", ".", "UTC", ")", ",", "nil", "\n", "}" ]
// Hand crafted this parser since it's a really common path.
[ "Hand", "crafted", "this", "parser", "since", "it", "s", "a", "really", "common", "path", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/fs/time.go#L60-L122
train
perkeep/perkeep
pkg/index/memindex.go
NewMemoryIndex
func NewMemoryIndex() *Index { ix, err := New(sorted.NewMemoryKeyValue()) if err != nil { // Nothing to fail in memory, so worth panicing about // if we ever see something. panic(err) } return ix }
go
func NewMemoryIndex() *Index { ix, err := New(sorted.NewMemoryKeyValue()) if err != nil { // Nothing to fail in memory, so worth panicing about // if we ever see something. panic(err) } return ix }
[ "func", "NewMemoryIndex", "(", ")", "*", "Index", "{", "ix", ",", "err", ":=", "New", "(", "sorted", ".", "NewMemoryKeyValue", "(", ")", ")", "\n", "if", "err", "!=", "nil", "{", "panic", "(", "err", ")", "\n", "}", "\n", "return", "ix", "\n", "}" ]
// NewMemoryIndex returns an Index backed only by memory, for use in tests.
[ "NewMemoryIndex", "returns", "an", "Index", "backed", "only", "by", "memory", "for", "use", "in", "tests", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/index/memindex.go#L31-L39
train
perkeep/perkeep
app/scanningcabinet/scancab/pdf.go
pageCountPoppler
func pageCountPoppler(filename string) (cnt int, err error) { cmd := exec.Command("pdfinfo", filename) out, err := cmd.CombinedOutput() if err != nil { return cnt, fmt.Errorf("could not get page count with pdfinfo: %v, %v", err, string(out)) } sc := bufio.NewScanner(bytes.NewReader(out)) for sc.Scan() { l := sc.Text() if !strings.HasPrefix(l, "Pages: ") { continue } return strconv.Atoi(strings.TrimSpace(strings.TrimPrefix(l, "Pages:"))) } if err := sc.Err(); err != nil { return 0, err } return 0, errors.New("page count not found in pdfinfo output") }
go
func pageCountPoppler(filename string) (cnt int, err error) { cmd := exec.Command("pdfinfo", filename) out, err := cmd.CombinedOutput() if err != nil { return cnt, fmt.Errorf("could not get page count with pdfinfo: %v, %v", err, string(out)) } sc := bufio.NewScanner(bytes.NewReader(out)) for sc.Scan() { l := sc.Text() if !strings.HasPrefix(l, "Pages: ") { continue } return strconv.Atoi(strings.TrimSpace(strings.TrimPrefix(l, "Pages:"))) } if err := sc.Err(); err != nil { return 0, err } return 0, errors.New("page count not found in pdfinfo output") }
[ "func", "pageCountPoppler", "(", "filename", "string", ")", "(", "cnt", "int", ",", "err", "error", ")", "{", "cmd", ":=", "exec", ".", "Command", "(", "\"pdfinfo\"", ",", "filename", ")", "\n", "out", ",", "err", ":=", "cmd", ".", "CombinedOutput", "(", ")", "\n", "if", "err", "!=", "nil", "{", "return", "cnt", ",", "fmt", ".", "Errorf", "(", "\"could not get page count with pdfinfo: %v, %v\"", ",", "err", ",", "string", "(", "out", ")", ")", "\n", "}", "\n", "sc", ":=", "bufio", ".", "NewScanner", "(", "bytes", ".", "NewReader", "(", "out", ")", ")", "\n", "for", "sc", ".", "Scan", "(", ")", "{", "l", ":=", "sc", ".", "Text", "(", ")", "\n", "if", "!", "strings", ".", "HasPrefix", "(", "l", ",", "\"Pages: \"", ")", "{", "continue", "\n", "}", "\n", "return", "strconv", ".", "Atoi", "(", "strings", ".", "TrimSpace", "(", "strings", ".", "TrimPrefix", "(", "l", ",", "\"Pages:\"", ")", ")", ")", "\n", "}", "\n", "if", "err", ":=", "sc", ".", "Err", "(", ")", ";", "err", "!=", "nil", "{", "return", "0", ",", "err", "\n", "}", "\n", "return", "0", ",", "errors", ".", "New", "(", "\"page count not found in pdfinfo output\"", ")", "\n", "}" ]
// pageCountPoppler calls the tool pdfinfo from the Poppler project for // filename and parses the output for the page count which is then returned. If // any error occurs or the pages count information is not found, an error is // returned.
[ "pageCountPoppler", "calls", "the", "tool", "pdfinfo", "from", "the", "Poppler", "project", "for", "filename", "and", "parses", "the", "output", "for", "the", "page", "count", "which", "is", "then", "returned", ".", "If", "any", "error", "occurs", "or", "the", "pages", "count", "information", "is", "not", "found", "an", "error", "is", "returned", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/app/scanningcabinet/scancab/pdf.go#L37-L55
train
perkeep/perkeep
app/scanningcabinet/scancab/pdf.go
pageCountNative
func pageCountNative(filename string) (int, error) { f, err := os.Open(filename) if err != nil { return 0, err } defer f.Close() fi, err := f.Stat() if err != nil { return 0, err } p, err := pdf.NewReader(f, fi.Size()) if err != nil { return 0, err } c := p.NumPage() if c < 1 { return 0, errors.New("encountered PDF without any pages") } return p.NumPage(), nil }
go
func pageCountNative(filename string) (int, error) { f, err := os.Open(filename) if err != nil { return 0, err } defer f.Close() fi, err := f.Stat() if err != nil { return 0, err } p, err := pdf.NewReader(f, fi.Size()) if err != nil { return 0, err } c := p.NumPage() if c < 1 { return 0, errors.New("encountered PDF without any pages") } return p.NumPage(), nil }
[ "func", "pageCountNative", "(", "filename", "string", ")", "(", "int", ",", "error", ")", "{", "f", ",", "err", ":=", "os", ".", "Open", "(", "filename", ")", "\n", "if", "err", "!=", "nil", "{", "return", "0", ",", "err", "\n", "}", "\n", "defer", "f", ".", "Close", "(", ")", "\n", "fi", ",", "err", ":=", "f", ".", "Stat", "(", ")", "\n", "if", "err", "!=", "nil", "{", "return", "0", ",", "err", "\n", "}", "\n", "p", ",", "err", ":=", "pdf", ".", "NewReader", "(", "f", ",", "fi", ".", "Size", "(", ")", ")", "\n", "if", "err", "!=", "nil", "{", "return", "0", ",", "err", "\n", "}", "\n", "c", ":=", "p", ".", "NumPage", "(", ")", "\n", "if", "c", "<", "1", "{", "return", "0", ",", "errors", ".", "New", "(", "\"encountered PDF without any pages\"", ")", "\n", "}", "\n", "return", "p", ".", "NumPage", "(", ")", ",", "nil", "\n", "}" ]
// pageCountNative uses a native Go library to extract and return the number of // pages in the PDF document. It returns an error if the filename is not of a // PDF file, or if it failed to decode the PDF.
[ "pageCountNative", "uses", "a", "native", "Go", "library", "to", "extract", "and", "return", "the", "number", "of", "pages", "in", "the", "PDF", "document", ".", "It", "returns", "an", "error", "if", "the", "filename", "is", "not", "of", "a", "PDF", "file", "or", "if", "it", "failed", "to", "decode", "the", "PDF", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/app/scanningcabinet/scancab/pdf.go#L60-L79
train
perkeep/perkeep
app/scanningcabinet/scancab/pdf.go
pageCount
func pageCount(filename string) (int, error) { n, err := pageCountNative(filename) if err != nil { // fallback to using pdfinfo when internal count failed n, err = pageCountPoppler(filename) } return n, err }
go
func pageCount(filename string) (int, error) { n, err := pageCountNative(filename) if err != nil { // fallback to using pdfinfo when internal count failed n, err = pageCountPoppler(filename) } return n, err }
[ "func", "pageCount", "(", "filename", "string", ")", "(", "int", ",", "error", ")", "{", "n", ",", "err", ":=", "pageCountNative", "(", "filename", ")", "\n", "if", "err", "!=", "nil", "{", "n", ",", "err", "=", "pageCountPoppler", "(", "filename", ")", "\n", "}", "\n", "return", "n", ",", "err", "\n", "}" ]
// pageCount returns the number of pages in the given PDF file, or an error if // it could not be determined. The function may trigger calls to external tools // to achieve a valid count after native counting has been tried without // success.
[ "pageCount", "returns", "the", "number", "of", "pages", "in", "the", "given", "PDF", "file", "or", "an", "error", "if", "it", "could", "not", "be", "determined", ".", "The", "function", "may", "trigger", "calls", "to", "external", "tools", "to", "achieve", "a", "valid", "count", "after", "native", "counting", "has", "been", "tried", "without", "success", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/app/scanningcabinet/scancab/pdf.go#L85-L92
train
perkeep/perkeep
pkg/search/predicate.go
SearchHelp
func SearchHelp() string { type help struct{ Name, Description string } h := []help{} for _, p := range keywords { h = append(h, help{p.Name(), p.Description()}) } b, err := json.MarshalIndent(h, "", " ") if err != nil { return "Error marshalling" } return string(b) }
go
func SearchHelp() string { type help struct{ Name, Description string } h := []help{} for _, p := range keywords { h = append(h, help{p.Name(), p.Description()}) } b, err := json.MarshalIndent(h, "", " ") if err != nil { return "Error marshalling" } return string(b) }
[ "func", "SearchHelp", "(", ")", "string", "{", "type", "help", "struct", "{", "Name", ",", "Description", "string", "}", "\n", "h", ":=", "[", "]", "help", "{", "}", "\n", "for", "_", ",", "p", ":=", "range", "keywords", "{", "h", "=", "append", "(", "h", ",", "help", "{", "p", ".", "Name", "(", ")", ",", "p", ".", "Description", "(", ")", "}", ")", "\n", "}", "\n", "b", ",", "err", ":=", "json", ".", "MarshalIndent", "(", "h", ",", "\"\"", ",", "\" \"", ")", "\n", "if", "err", "!=", "nil", "{", "return", "\"Error marshalling\"", "\n", "}", "\n", "return", "string", "(", "b", ")", "\n", "}" ]
// SearchHelp returns JSON of an array of predicate names and descriptions.
[ "SearchHelp", "returns", "JSON", "of", "an", "array", "of", "predicate", "names", "and", "descriptions", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/search/predicate.go#L91-L102
train
perkeep/perkeep
pkg/blobserver/receive.go
ReceiveString
func ReceiveString(ctx context.Context, dst BlobReceiver, s string) (blob.SizedRef, error) { return Receive(ctx, dst, blob.RefFromString(s), strings.NewReader(s)) }
go
func ReceiveString(ctx context.Context, dst BlobReceiver, s string) (blob.SizedRef, error) { return Receive(ctx, dst, blob.RefFromString(s), strings.NewReader(s)) }
[ "func", "ReceiveString", "(", "ctx", "context", ".", "Context", ",", "dst", "BlobReceiver", ",", "s", "string", ")", "(", "blob", ".", "SizedRef", ",", "error", ")", "{", "return", "Receive", "(", "ctx", ",", "dst", ",", "blob", ".", "RefFromString", "(", "s", ")", ",", "strings", ".", "NewReader", "(", "s", ")", ")", "\n", "}" ]
// ReceiveString uploads the blob given by the string s to dst // and returns its blobref and size.
[ "ReceiveString", "uploads", "the", "blob", "given", "by", "the", "string", "s", "to", "dst", "and", "returns", "its", "blobref", "and", "size", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/blobserver/receive.go#L35-L37
train
perkeep/perkeep
pkg/blobserver/receive.go
Receive
func Receive(ctx context.Context, dst BlobReceiver, br blob.Ref, src io.Reader) (blob.SizedRef, error) { return receive(ctx, dst, br, src, true) }
go
func Receive(ctx context.Context, dst BlobReceiver, br blob.Ref, src io.Reader) (blob.SizedRef, error) { return receive(ctx, dst, br, src, true) }
[ "func", "Receive", "(", "ctx", "context", ".", "Context", ",", "dst", "BlobReceiver", ",", "br", "blob", ".", "Ref", ",", "src", "io", ".", "Reader", ")", "(", "blob", ".", "SizedRef", ",", "error", ")", "{", "return", "receive", "(", "ctx", ",", "dst", ",", "br", ",", "src", ",", "true", ")", "\n", "}" ]
// Receive wraps calling a BlobReceiver's ReceiveBlob method, // additionally providing verification of the src digest, and also // notifying the blob hub on success. // The error will be ErrCorruptBlob if the blobref didn't match.
[ "Receive", "wraps", "calling", "a", "BlobReceiver", "s", "ReceiveBlob", "method", "additionally", "providing", "verification", "of", "the", "src", "digest", "and", "also", "notifying", "the", "blob", "hub", "on", "success", ".", "The", "error", "will", "be", "ErrCorruptBlob", "if", "the", "blobref", "didn", "t", "match", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/blobserver/receive.go#L43-L45
train
perkeep/perkeep
pkg/importer/importer.go
Register
func Register(name string, im Importer) { if _, dup := importers[name]; dup { panic("Dup registration of importer " + name) } if _, dup := reservedImporterKey[name]; dup { panic("Dup registration of importer " + name) } if pt := im.Properties().PermanodeImporterType; pt != "" { if _, dup := importers[pt]; dup { panic("Dup registration of importer " + pt) } if _, dup := reservedImporterKey[pt]; dup { panic("Dup registration of importer " + pt) } reservedImporterKey[pt] = true } importers[name] = im }
go
func Register(name string, im Importer) { if _, dup := importers[name]; dup { panic("Dup registration of importer " + name) } if _, dup := reservedImporterKey[name]; dup { panic("Dup registration of importer " + name) } if pt := im.Properties().PermanodeImporterType; pt != "" { if _, dup := importers[pt]; dup { panic("Dup registration of importer " + pt) } if _, dup := reservedImporterKey[pt]; dup { panic("Dup registration of importer " + pt) } reservedImporterKey[pt] = true } importers[name] = im }
[ "func", "Register", "(", "name", "string", ",", "im", "Importer", ")", "{", "if", "_", ",", "dup", ":=", "importers", "[", "name", "]", ";", "dup", "{", "panic", "(", "\"Dup registration of importer \"", "+", "name", ")", "\n", "}", "\n", "if", "_", ",", "dup", ":=", "reservedImporterKey", "[", "name", "]", ";", "dup", "{", "panic", "(", "\"Dup registration of importer \"", "+", "name", ")", "\n", "}", "\n", "if", "pt", ":=", "im", ".", "Properties", "(", ")", ".", "PermanodeImporterType", ";", "pt", "!=", "\"\"", "{", "if", "_", ",", "dup", ":=", "importers", "[", "pt", "]", ";", "dup", "{", "panic", "(", "\"Dup registration of importer \"", "+", "pt", ")", "\n", "}", "\n", "if", "_", ",", "dup", ":=", "reservedImporterKey", "[", "pt", "]", ";", "dup", "{", "panic", "(", "\"Dup registration of importer \"", "+", "pt", ")", "\n", "}", "\n", "reservedImporterKey", "[", "pt", "]", "=", "true", "\n", "}", "\n", "importers", "[", "name", "]", "=", "im", "\n", "}" ]
// Register registers a site-specific importer. It should only be called from init, // and not from concurrent goroutines.
[ "Register", "registers", "a", "site", "-", "specific", "importer", ".", "It", "should", "only", "be", "called", "from", "init", "and", "not", "from", "concurrent", "goroutines", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/importer/importer.go#L171-L188
train
perkeep/perkeep
pkg/importer/importer.go
Context
func (rc *RunContext) Context() context.Context { if rc.ctx != nil { return rc.ctx } return context.Background() }
go
func (rc *RunContext) Context() context.Context { if rc.ctx != nil { return rc.ctx } return context.Background() }
[ "func", "(", "rc", "*", "RunContext", ")", "Context", "(", ")", "context", ".", "Context", "{", "if", "rc", ".", "ctx", "!=", "nil", "{", "return", "rc", ".", "ctx", "\n", "}", "\n", "return", "context", ".", "Background", "(", ")", "\n", "}" ]
// Context returns the run's context. It is always non-nil.
[ "Context", "returns", "the", "run", "s", "context", ".", "It", "is", "always", "non", "-", "nil", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/importer/importer.go#L345-L350
train
perkeep/perkeep
pkg/importer/importer.go
CreateAccount
func CreateAccount(h *Host, impl string) (*RunContext, error) { imp, ok := h.imp[impl] if !ok { return nil, fmt.Errorf("host does not have a %v importer", impl) } ia, err := imp.newAccount() if err != nil { return nil, fmt.Errorf("could not create new account for importer %v: %v", impl, err) } rc := &RunContext{ Host: ia.im.host, ia: ia, } rc.ctx, rc.cancel = context.WithCancel(context.WithValue(context.Background(), ctxutil.HTTPClient, ia.im.host.HTTPClient())) return rc, nil }
go
func CreateAccount(h *Host, impl string) (*RunContext, error) { imp, ok := h.imp[impl] if !ok { return nil, fmt.Errorf("host does not have a %v importer", impl) } ia, err := imp.newAccount() if err != nil { return nil, fmt.Errorf("could not create new account for importer %v: %v", impl, err) } rc := &RunContext{ Host: ia.im.host, ia: ia, } rc.ctx, rc.cancel = context.WithCancel(context.WithValue(context.Background(), ctxutil.HTTPClient, ia.im.host.HTTPClient())) return rc, nil }
[ "func", "CreateAccount", "(", "h", "*", "Host", ",", "impl", "string", ")", "(", "*", "RunContext", ",", "error", ")", "{", "imp", ",", "ok", ":=", "h", ".", "imp", "[", "impl", "]", "\n", "if", "!", "ok", "{", "return", "nil", ",", "fmt", ".", "Errorf", "(", "\"host does not have a %v importer\"", ",", "impl", ")", "\n", "}", "\n", "ia", ",", "err", ":=", "imp", ".", "newAccount", "(", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "fmt", ".", "Errorf", "(", "\"could not create new account for importer %v: %v\"", ",", "impl", ",", "err", ")", "\n", "}", "\n", "rc", ":=", "&", "RunContext", "{", "Host", ":", "ia", ".", "im", ".", "host", ",", "ia", ":", "ia", ",", "}", "\n", "rc", ".", "ctx", ",", "rc", ".", "cancel", "=", "context", ".", "WithCancel", "(", "context", ".", "WithValue", "(", "context", ".", "Background", "(", ")", ",", "ctxutil", ".", "HTTPClient", ",", "ia", ".", "im", ".", "host", ".", "HTTPClient", "(", ")", ")", ")", "\n", "return", "rc", ",", "nil", "\n", "}" ]
// CreateAccount creates a new importer account for the Host h, and the importer // implementation named impl. It returns a RunContext setup with that account.
[ "CreateAccount", "creates", "a", "new", "importer", "account", "for", "the", "Host", "h", "and", "the", "importer", "implementation", "named", "impl", ".", "It", "returns", "a", "RunContext", "setup", "with", "that", "account", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/importer/importer.go#L354-L370
train
perkeep/perkeep
pkg/importer/importer.go
AccountsStatus
func (h *Host) AccountsStatus() (interface{}, []camtypes.StatusError) { h.didInit.Wait() var s []accountStatus var errs []camtypes.StatusError for _, impName := range h.importers { imp := h.imp[impName] accts, _ := imp.Accounts() for _, ia := range accts { as := accountStatus{ Type: impName, Href: ia.AccountURL(), Name: ia.AccountLinkSummary(), } ia.mu.Lock() if ia.current != nil { as.StartedUnixSec = ia.lastRunStart.Unix() } if !ia.lastRunDone.IsZero() { as.LastFinishedUnixSec = ia.lastRunDone.Unix() } if ia.lastRunErr != nil { as.LastError = ia.lastRunErr.Error() errs = append(errs, camtypes.StatusError{ Error: ia.lastRunErr.Error(), URL: ia.AccountURL(), }) } ia.mu.Unlock() s = append(s, as) } } return s, errs }
go
func (h *Host) AccountsStatus() (interface{}, []camtypes.StatusError) { h.didInit.Wait() var s []accountStatus var errs []camtypes.StatusError for _, impName := range h.importers { imp := h.imp[impName] accts, _ := imp.Accounts() for _, ia := range accts { as := accountStatus{ Type: impName, Href: ia.AccountURL(), Name: ia.AccountLinkSummary(), } ia.mu.Lock() if ia.current != nil { as.StartedUnixSec = ia.lastRunStart.Unix() } if !ia.lastRunDone.IsZero() { as.LastFinishedUnixSec = ia.lastRunDone.Unix() } if ia.lastRunErr != nil { as.LastError = ia.lastRunErr.Error() errs = append(errs, camtypes.StatusError{ Error: ia.lastRunErr.Error(), URL: ia.AccountURL(), }) } ia.mu.Unlock() s = append(s, as) } } return s, errs }
[ "func", "(", "h", "*", "Host", ")", "AccountsStatus", "(", ")", "(", "interface", "{", "}", ",", "[", "]", "camtypes", ".", "StatusError", ")", "{", "h", ".", "didInit", ".", "Wait", "(", ")", "\n", "var", "s", "[", "]", "accountStatus", "\n", "var", "errs", "[", "]", "camtypes", ".", "StatusError", "\n", "for", "_", ",", "impName", ":=", "range", "h", ".", "importers", "{", "imp", ":=", "h", ".", "imp", "[", "impName", "]", "\n", "accts", ",", "_", ":=", "imp", ".", "Accounts", "(", ")", "\n", "for", "_", ",", "ia", ":=", "range", "accts", "{", "as", ":=", "accountStatus", "{", "Type", ":", "impName", ",", "Href", ":", "ia", ".", "AccountURL", "(", ")", ",", "Name", ":", "ia", ".", "AccountLinkSummary", "(", ")", ",", "}", "\n", "ia", ".", "mu", ".", "Lock", "(", ")", "\n", "if", "ia", ".", "current", "!=", "nil", "{", "as", ".", "StartedUnixSec", "=", "ia", ".", "lastRunStart", ".", "Unix", "(", ")", "\n", "}", "\n", "if", "!", "ia", ".", "lastRunDone", ".", "IsZero", "(", ")", "{", "as", ".", "LastFinishedUnixSec", "=", "ia", ".", "lastRunDone", ".", "Unix", "(", ")", "\n", "}", "\n", "if", "ia", ".", "lastRunErr", "!=", "nil", "{", "as", ".", "LastError", "=", "ia", ".", "lastRunErr", ".", "Error", "(", ")", "\n", "errs", "=", "append", "(", "errs", ",", "camtypes", ".", "StatusError", "{", "Error", ":", "ia", ".", "lastRunErr", ".", "Error", "(", ")", ",", "URL", ":", "ia", ".", "AccountURL", "(", ")", ",", "}", ")", "\n", "}", "\n", "ia", ".", "mu", ".", "Unlock", "(", ")", "\n", "s", "=", "append", "(", "s", ",", "as", ")", "\n", "}", "\n", "}", "\n", "return", "s", ",", "errs", "\n", "}" ]
// AccountsStatus returns the currently configured accounts and their status for // inclusion in the status.json document, as rendered by the web UI.
[ "AccountsStatus", "returns", "the", "currently", "configured", "accounts", "and", "their", "status", "for", "inclusion", "in", "the", "status", ".", "json", "document", "as", "rendered", "by", "the", "web", "UI", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/importer/importer.go#L439-L471
train
perkeep/perkeep
pkg/importer/importer.go
RunImporterAccount
func (h *Host) RunImporterAccount(importerType string, accountNode blob.Ref) error { h.didInit.Wait() imp, ok := h.imp[importerType] if !ok { return fmt.Errorf("no %q importer for this account", importerType) } accounts, err := imp.Accounts() if err != nil { return err } for _, ia := range accounts { if ia.acct.pn != accountNode { continue } return ia.run() } return fmt.Errorf("no %v account matching account in node %v", importerType, accountNode) }
go
func (h *Host) RunImporterAccount(importerType string, accountNode blob.Ref) error { h.didInit.Wait() imp, ok := h.imp[importerType] if !ok { return fmt.Errorf("no %q importer for this account", importerType) } accounts, err := imp.Accounts() if err != nil { return err } for _, ia := range accounts { if ia.acct.pn != accountNode { continue } return ia.run() } return fmt.Errorf("no %v account matching account in node %v", importerType, accountNode) }
[ "func", "(", "h", "*", "Host", ")", "RunImporterAccount", "(", "importerType", "string", ",", "accountNode", "blob", ".", "Ref", ")", "error", "{", "h", ".", "didInit", ".", "Wait", "(", ")", "\n", "imp", ",", "ok", ":=", "h", ".", "imp", "[", "importerType", "]", "\n", "if", "!", "ok", "{", "return", "fmt", ".", "Errorf", "(", "\"no %q importer for this account\"", ",", "importerType", ")", "\n", "}", "\n", "accounts", ",", "err", ":=", "imp", ".", "Accounts", "(", ")", "\n", "if", "err", "!=", "nil", "{", "return", "err", "\n", "}", "\n", "for", "_", ",", "ia", ":=", "range", "accounts", "{", "if", "ia", ".", "acct", ".", "pn", "!=", "accountNode", "{", "continue", "\n", "}", "\n", "return", "ia", ".", "run", "(", ")", "\n", "}", "\n", "return", "fmt", ".", "Errorf", "(", "\"no %v account matching account in node %v\"", ",", "importerType", ",", "accountNode", ")", "\n", "}" ]
// RunImporterAccount runs the importerType importer on the account described in // accountNode.
[ "RunImporterAccount", "runs", "the", "importerType", "importer", "on", "the", "account", "described", "in", "accountNode", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/importer/importer.go#L475-L492
train
perkeep/perkeep
pkg/importer/importer.go
HTTPClient
func (h *Host) HTTPClient() *http.Client { if h.client == nil { return http.DefaultClient } return h.client }
go
func (h *Host) HTTPClient() *http.Client { if h.client == nil { return http.DefaultClient } return h.client }
[ "func", "(", "h", "*", "Host", ")", "HTTPClient", "(", ")", "*", "http", ".", "Client", "{", "if", "h", ".", "client", "==", "nil", "{", "return", "http", ".", "DefaultClient", "\n", "}", "\n", "return", "h", ".", "client", "\n", "}" ]
// HTTPClient returns the HTTP client to use.
[ "HTTPClient", "returns", "the", "HTTP", "client", "to", "use", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/importer/importer.go#L1333-L1338
train
perkeep/perkeep
pkg/importer/importer.go
HTTPTransport
func (h *Host) HTTPTransport() http.RoundTripper { if h.transport == nil { return http.DefaultTransport } return h.transport }
go
func (h *Host) HTTPTransport() http.RoundTripper { if h.transport == nil { return http.DefaultTransport } return h.transport }
[ "func", "(", "h", "*", "Host", ")", "HTTPTransport", "(", ")", "http", ".", "RoundTripper", "{", "if", "h", ".", "transport", "==", "nil", "{", "return", "http", ".", "DefaultTransport", "\n", "}", "\n", "return", "h", ".", "transport", "\n", "}" ]
// HTTPTransport returns the HTTP transport to use.
[ "HTTPTransport", "returns", "the", "HTTP", "transport", "to", "use", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/importer/importer.go#L1341-L1346
train
perkeep/perkeep
pkg/importer/importer.go
NewObject
func (h *Host) NewObject() (*Object, error) { ctx := context.TODO() // TODO: move the NewObject method to some "ImportRun" type with a context field? pn, err := h.upload(ctx, schema.NewUnsignedPermanode()) if err != nil { return nil, err } // No need to do a describe query against it: we know it's // empty (has no claims against it yet). return &Object{h: h, pn: pn}, nil }
go
func (h *Host) NewObject() (*Object, error) { ctx := context.TODO() // TODO: move the NewObject method to some "ImportRun" type with a context field? pn, err := h.upload(ctx, schema.NewUnsignedPermanode()) if err != nil { return nil, err } // No need to do a describe query against it: we know it's // empty (has no claims against it yet). return &Object{h: h, pn: pn}, nil }
[ "func", "(", "h", "*", "Host", ")", "NewObject", "(", ")", "(", "*", "Object", ",", "error", ")", "{", "ctx", ":=", "context", ".", "TODO", "(", ")", "\n", "pn", ",", "err", ":=", "h", ".", "upload", "(", "ctx", ",", "schema", ".", "NewUnsignedPermanode", "(", ")", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "err", "\n", "}", "\n", "return", "&", "Object", "{", "h", ":", "h", ",", "pn", ":", "pn", "}", ",", "nil", "\n", "}" ]
// NewObject creates a new permanode and returns its Object wrapper.
[ "NewObject", "creates", "a", "new", "permanode", "and", "returns", "its", "Object", "wrapper", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/importer/importer.go#L1366-L1375
train
perkeep/perkeep
pkg/importer/importer.go
Attr
func (o *Object) Attr(attr string) string { o.mu.RLock() defer o.mu.RUnlock() if v := o.attr[attr]; len(v) > 0 { return v[0] } return "" }
go
func (o *Object) Attr(attr string) string { o.mu.RLock() defer o.mu.RUnlock() if v := o.attr[attr]; len(v) > 0 { return v[0] } return "" }
[ "func", "(", "o", "*", "Object", ")", "Attr", "(", "attr", "string", ")", "string", "{", "o", ".", "mu", ".", "RLock", "(", ")", "\n", "defer", "o", ".", "mu", ".", "RUnlock", "(", ")", "\n", "if", "v", ":=", "o", ".", "attr", "[", "attr", "]", ";", "len", "(", "v", ")", ">", "0", "{", "return", "v", "[", "0", "]", "\n", "}", "\n", "return", "\"\"", "\n", "}" ]
// Attr returns the object's attribute value for the provided attr, // or the empty string if unset. To distinguish between unset, // an empty string, or multiple attribute values, use Attrs.
[ "Attr", "returns", "the", "object", "s", "attribute", "value", "for", "the", "provided", "attr", "or", "the", "empty", "string", "if", "unset", ".", "To", "distinguish", "between", "unset", "an", "empty", "string", "or", "multiple", "attribute", "values", "use", "Attrs", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/importer/importer.go#L1396-L1403
train
perkeep/perkeep
pkg/importer/importer.go
Attrs
func (o *Object) Attrs(attr string) []string { o.mu.RLock() defer o.mu.RUnlock() return o.attr[attr] }
go
func (o *Object) Attrs(attr string) []string { o.mu.RLock() defer o.mu.RUnlock() return o.attr[attr] }
[ "func", "(", "o", "*", "Object", ")", "Attrs", "(", "attr", "string", ")", "[", "]", "string", "{", "o", ".", "mu", ".", "RLock", "(", ")", "\n", "defer", "o", ".", "mu", ".", "RUnlock", "(", ")", "\n", "return", "o", ".", "attr", "[", "attr", "]", "\n", "}" ]
// Attrs returns the attribute values for the provided attr.
[ "Attrs", "returns", "the", "attribute", "values", "for", "the", "provided", "attr", "." ]
e28bbbd1588d64df8ab7a82393afd39d64c061f7
https://github.com/perkeep/perkeep/blob/e28bbbd1588d64df8ab7a82393afd39d64c061f7/pkg/importer/importer.go#L1406-L1410
train