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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
jwilder/docker-gen | template.go | generalizedGroupBy | func generalizedGroupBy(funcName string, entries interface{}, getValue func(interface{}) (interface{}, error), addEntry func(map[string][]interface{}, interface{}, interface{})) (map[string][]interface{}, error) {
entriesVal, err := getArrayValues(funcName, entries)
if err != nil {
return nil, err
}
groups := make(map[string][]interface{})
for i := 0; i < entriesVal.Len(); i++ {
v := reflect.Indirect(entriesVal.Index(i)).Interface()
value, err := getValue(v)
if err != nil {
return nil, err
}
if value != nil {
addEntry(groups, value, v)
}
}
return groups, nil
} | go | func generalizedGroupBy(funcName string, entries interface{}, getValue func(interface{}) (interface{}, error), addEntry func(map[string][]interface{}, interface{}, interface{})) (map[string][]interface{}, error) {
entriesVal, err := getArrayValues(funcName, entries)
if err != nil {
return nil, err
}
groups := make(map[string][]interface{})
for i := 0; i < entriesVal.Len(); i++ {
v := reflect.Indirect(entriesVal.Index(i)).Interface()
value, err := getValue(v)
if err != nil {
return nil, err
}
if value != nil {
addEntry(groups, value, v)
}
}
return groups, nil
} | [
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... | // Generalized groupBy function | [
"Generalized",
"groupBy",
"function"
] | 4edc190faa34342313589a80e3a736cafb45919b | https://github.com/jwilder/docker-gen/blob/4edc190faa34342313589a80e3a736cafb45919b/template.go#L54-L73 | train |
jwilder/docker-gen | template.go | groupBy | func groupBy(entries interface{}, key string) (map[string][]interface{}, error) {
return generalizedGroupByKey("groupBy", entries, key, func(groups map[string][]interface{}, value interface{}, v interface{}) {
groups[value.(string)] = append(groups[value.(string)], v)
})
} | go | func groupBy(entries interface{}, key string) (map[string][]interface{}, error) {
return generalizedGroupByKey("groupBy", entries, key, func(groups map[string][]interface{}, value interface{}, v interface{}) {
groups[value.(string)] = append(groups[value.(string)], v)
})
} | [
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] | 4edc190faa34342313589a80e3a736cafb45919b | https://github.com/jwilder/docker-gen/blob/4edc190faa34342313589a80e3a736cafb45919b/template.go#L92-L96 | train |
jwilder/docker-gen | template.go | groupByKeys | func groupByKeys(entries interface{}, key string) ([]string, error) {
keys, err := generalizedGroupByKey("groupByKeys", entries, key, func(groups map[string][]interface{}, value interface{}, v interface{}) {
groups[value.(string)] = append(groups[value.(string)], v)
})
if err != nil {
return nil, err
}
ret := []string{}
for k := range keys {
ret = append(ret, k)
}
return ret, nil
} | go | func groupByKeys(entries interface{}, key string) ([]string, error) {
keys, err := generalizedGroupByKey("groupByKeys", entries, key, func(groups map[string][]interface{}, value interface{}, v interface{}) {
groups[value.(string)] = append(groups[value.(string)], v)
})
if err != nil {
return nil, err
}
ret := []string{}
for k := range keys {
ret = append(ret, k)
}
return ret, nil
} | [
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jwilder/docker-gen | template.go | groupByLabel | func groupByLabel(entries interface{}, label string) (map[string][]interface{}, error) {
getLabel := func(v interface{}) (interface{}, error) {
if container, ok := v.(RuntimeContainer); ok {
if value, ok := container.Labels[label]; ok {
return value, nil
}
return nil, nil
}
return nil, fmt.Errorf("Must pass an array or slice of RuntimeContainer to 'groupByLabel'; received %v", v)
}
return generalizedGroupBy("groupByLabel", entries, getLabel, func(groups map[string][]interface{}, value interface{}, v interface{}) {
groups[value.(string)] = append(groups[value.(string)], v)
})
} | go | func groupByLabel(entries interface{}, label string) (map[string][]interface{}, error) {
getLabel := func(v interface{}) (interface{}, error) {
if container, ok := v.(RuntimeContainer); ok {
if value, ok := container.Labels[label]; ok {
return value, nil
}
return nil, nil
}
return nil, fmt.Errorf("Must pass an array or slice of RuntimeContainer to 'groupByLabel'; received %v", v)
}
return generalizedGroupBy("groupByLabel", entries, getLabel, func(groups map[string][]interface{}, value interface{}, v interface{}) {
groups[value.(string)] = append(groups[value.(string)], v)
})
} | [
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] | 4edc190faa34342313589a80e3a736cafb45919b | https://github.com/jwilder/docker-gen/blob/4edc190faa34342313589a80e3a736cafb45919b/template.go#L116-L129 | train |
jwilder/docker-gen | template.go | generalizedWhere | func generalizedWhere(funcName string, entries interface{}, key string, test func(interface{}) bool) (interface{}, error) {
entriesVal, err := getArrayValues(funcName, entries)
if err != nil {
return nil, err
}
selection := make([]interface{}, 0)
for i := 0; i < entriesVal.Len(); i++ {
v := reflect.Indirect(entriesVal.Index(i)).Interface()
value := deepGet(v, key)
if test(value) {
selection = append(selection, v)
}
}
return selection, nil
} | go | func generalizedWhere(funcName string, entries interface{}, key string, test func(interface{}) bool) (interface{}, error) {
entriesVal, err := getArrayValues(funcName, entries)
if err != nil {
return nil, err
}
selection := make([]interface{}, 0)
for i := 0; i < entriesVal.Len(); i++ {
v := reflect.Indirect(entriesVal.Index(i)).Interface()
value := deepGet(v, key)
if test(value) {
selection = append(selection, v)
}
}
return selection, nil
} | [
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] | 4edc190faa34342313589a80e3a736cafb45919b | https://github.com/jwilder/docker-gen/blob/4edc190faa34342313589a80e3a736cafb45919b/template.go#L132-L150 | train |
jwilder/docker-gen | template.go | where | func where(entries interface{}, key string, cmp interface{}) (interface{}, error) {
return generalizedWhere("where", entries, key, func(value interface{}) bool {
return reflect.DeepEqual(value, cmp)
})
} | go | func where(entries interface{}, key string, cmp interface{}) (interface{}, error) {
return generalizedWhere("where", entries, key, func(value interface{}) bool {
return reflect.DeepEqual(value, cmp)
})
} | [
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jwilder/docker-gen | template.go | whereExist | func whereExist(entries interface{}, key string) (interface{}, error) {
return generalizedWhere("whereExist", entries, key, func(value interface{}) bool {
return value != nil
})
} | go | func whereExist(entries interface{}, key string) (interface{}, error) {
return generalizedWhere("whereExist", entries, key, func(value interface{}) bool {
return value != nil
})
} | [
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] | 4edc190faa34342313589a80e3a736cafb45919b | https://github.com/jwilder/docker-gen/blob/4edc190faa34342313589a80e3a736cafb45919b/template.go#L167-L171 | train |
jwilder/docker-gen | template.go | whereAny | func whereAny(entries interface{}, key, sep string, cmp []string) (interface{}, error) {
return generalizedWhere("whereAny", entries, key, func(value interface{}) bool {
if value == nil {
return false
} else {
items := strings.Split(value.(string), sep)
return len(intersect(cmp, items)) > 0
}
})
} | go | func whereAny(entries interface{}, key, sep string, cmp []string) (interface{}, error) {
return generalizedWhere("whereAny", entries, key, func(value interface{}) bool {
if value == nil {
return false
} else {
items := strings.Split(value.(string), sep)
return len(intersect(cmp, items)) > 0
}
})
} | [
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] | 4edc190faa34342313589a80e3a736cafb45919b | https://github.com/jwilder/docker-gen/blob/4edc190faa34342313589a80e3a736cafb45919b/template.go#L181-L190 | train |
jwilder/docker-gen | template.go | generalizedWhereLabel | func generalizedWhereLabel(funcName string, containers Context, label string, test func(string, bool) bool) (Context, error) {
selection := make([]*RuntimeContainer, 0)
for i := 0; i < len(containers); i++ {
container := containers[i]
value, ok := container.Labels[label]
if test(value, ok) {
selection = append(selection, container)
}
}
return selection, nil
} | go | func generalizedWhereLabel(funcName string, containers Context, label string, test func(string, bool) bool) (Context, error) {
selection := make([]*RuntimeContainer, 0)
for i := 0; i < len(containers); i++ {
container := containers[i]
value, ok := container.Labels[label]
if test(value, ok) {
selection = append(selection, container)
}
}
return selection, nil
} | [
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] | 4edc190faa34342313589a80e3a736cafb45919b | https://github.com/jwilder/docker-gen/blob/4edc190faa34342313589a80e3a736cafb45919b/template.go#L206-L219 | train |
jwilder/docker-gen | template.go | whereLabelExists | func whereLabelExists(containers Context, label string) (Context, error) {
return generalizedWhereLabel("whereLabelExists", containers, label, func(_ string, ok bool) bool {
return ok
})
} | go | func whereLabelExists(containers Context, label string) (Context, error) {
return generalizedWhereLabel("whereLabelExists", containers, label, func(_ string, ok bool) bool {
return ok
})
} | [
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] | 4edc190faa34342313589a80e3a736cafb45919b | https://github.com/jwilder/docker-gen/blob/4edc190faa34342313589a80e3a736cafb45919b/template.go#L222-L226 | train |
jwilder/docker-gen | template.go | whereLabelValueMatches | func whereLabelValueMatches(containers Context, label, pattern string) (Context, error) {
rx, err := regexp.Compile(pattern)
if err != nil {
return nil, err
}
return generalizedWhereLabel("whereLabelValueMatches", containers, label, func(value string, ok bool) bool {
return ok && rx.MatchString(value)
})
} | go | func whereLabelValueMatches(containers Context, label, pattern string) (Context, error) {
rx, err := regexp.Compile(pattern)
if err != nil {
return nil, err
}
return generalizedWhereLabel("whereLabelValueMatches", containers, label, func(value string, ok bool) bool {
return ok && rx.MatchString(value)
})
} | [
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jwilder/docker-gen | template.go | arrayFirst | func arrayFirst(input interface{}) interface{} {
if input == nil {
return nil
}
arr := reflect.ValueOf(input)
if arr.Len() == 0 {
return nil
}
return arr.Index(0).Interface()
} | go | func arrayFirst(input interface{}) interface{} {
if input == nil {
return nil
}
arr := reflect.ValueOf(input)
if arr.Len() == 0 {
return nil
}
return arr.Index(0).Interface()
} | [
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jwilder/docker-gen | template.go | arrayLast | func arrayLast(input interface{}) interface{} {
arr := reflect.ValueOf(input)
return arr.Index(arr.Len() - 1).Interface()
} | go | func arrayLast(input interface{}) interface{} {
arr := reflect.ValueOf(input)
return arr.Index(arr.Len() - 1).Interface()
} | [
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] | 4edc190faa34342313589a80e3a736cafb45919b | https://github.com/jwilder/docker-gen/blob/4edc190faa34342313589a80e3a736cafb45919b/template.go#L356-L359 | train |
jwilder/docker-gen | template.go | arrayClosest | func arrayClosest(values []string, input string) string {
best := ""
for _, v := range values {
if strings.Contains(input, v) && len(v) > len(best) {
best = v
}
}
return best
} | go | func arrayClosest(values []string, input string) string {
best := ""
for _, v := range values {
if strings.Contains(input, v) && len(v) > len(best) {
best = v
}
}
return best
} | [
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// that matches input | [
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] | 4edc190faa34342313589a80e3a736cafb45919b | https://github.com/jwilder/docker-gen/blob/4edc190faa34342313589a80e3a736cafb45919b/template.go#L363-L371 | train |
jwilder/docker-gen | template.go | dirList | func dirList(path string) ([]string, error) {
names := []string{}
files, err := ioutil.ReadDir(path)
if err != nil {
log.Printf("Template error: %v", err)
return names, nil
}
for _, f := range files {
names = append(names, f.Name())
}
return names, nil
} | go | func dirList(path string) ([]string, error) {
names := []string{}
files, err := ioutil.ReadDir(path)
if err != nil {
log.Printf("Template error: %v", err)
return names, nil
}
for _, f := range files {
names = append(names, f.Name())
}
return names, nil
} | [
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] | 4edc190faa34342313589a80e3a736cafb45919b | https://github.com/jwilder/docker-gen/blob/4edc190faa34342313589a80e3a736cafb45919b/template.go#L374-L385 | train |
gliderlabs/logspout | httpstream/httpstream.go | LogStreamer | func LogStreamer() http.Handler {
logs := mux.NewRouter()
logsHandler := func(w http.ResponseWriter, req *http.Request) {
params := mux.Vars(req)
route := new(router.Route)
if params["value"] != "" {
switch params["predicate"] {
case "id":
route.FilterID = params["value"]
if len(route.ID) > 12 {
route.FilterID = route.FilterID[:12]
}
case "name":
route.FilterName = params["value"]
}
}
if route.FilterID != "" && !router.Routes.RoutingFrom(route.FilterID) {
http.NotFound(w, req)
return
}
defer debug("http: logs streamer disconnected")
logstream := make(chan *router.Message)
defer close(logstream)
var closer <-chan bool
if req.Header.Get("Upgrade") == "websocket" {
debug("http: logs streamer connected [websocket]")
closerBi := make(chan bool)
defer websocketStreamer(w, req, logstream, closerBi)
closer = closerBi
} else {
debug("http: logs streamer connected [http]")
defer httpStreamer(w, req, logstream, route.MultiContainer())
closer = w.(http.CloseNotifier).CloseNotify()
}
route.OverrideCloser(closer)
router.Routes.Route(route, logstream)
}
logs.HandleFunc("/logs/{predicate:[a-zA-Z]+}:{value}", logsHandler).Methods("GET")
logs.HandleFunc("/logs", logsHandler).Methods("GET")
return logs
} | go | func LogStreamer() http.Handler {
logs := mux.NewRouter()
logsHandler := func(w http.ResponseWriter, req *http.Request) {
params := mux.Vars(req)
route := new(router.Route)
if params["value"] != "" {
switch params["predicate"] {
case "id":
route.FilterID = params["value"]
if len(route.ID) > 12 {
route.FilterID = route.FilterID[:12]
}
case "name":
route.FilterName = params["value"]
}
}
if route.FilterID != "" && !router.Routes.RoutingFrom(route.FilterID) {
http.NotFound(w, req)
return
}
defer debug("http: logs streamer disconnected")
logstream := make(chan *router.Message)
defer close(logstream)
var closer <-chan bool
if req.Header.Get("Upgrade") == "websocket" {
debug("http: logs streamer connected [websocket]")
closerBi := make(chan bool)
defer websocketStreamer(w, req, logstream, closerBi)
closer = closerBi
} else {
debug("http: logs streamer connected [http]")
defer httpStreamer(w, req, logstream, route.MultiContainer())
closer = w.(http.CloseNotifier).CloseNotify()
}
route.OverrideCloser(closer)
router.Routes.Route(route, logstream)
}
logs.HandleFunc("/logs/{predicate:[a-zA-Z]+}:{value}", logsHandler).Methods("GET")
logs.HandleFunc("/logs", logsHandler).Methods("GET")
return logs
} | [
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":... | // LogStreamer returns a http.Handler that can stream logs | [
"LogStreamer",
"returns",
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"http",
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"can",
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"logs"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/httpstream/httpstream.go#L27-L72 | train |
gliderlabs/logspout | routesapi/routesapi.go | RoutesAPI | func RoutesAPI() http.Handler {
routes := router.Routes
r := mux.NewRouter()
r.HandleFunc("/routes/{id}", func(w http.ResponseWriter, req *http.Request) {
params := mux.Vars(req)
route, _ := routes.Get(params["id"])
if route == nil {
http.NotFound(w, req)
return
}
w.Write(append(marshal(route), '\n'))
}).Methods("GET")
r.HandleFunc("/routes/{id}", func(w http.ResponseWriter, req *http.Request) {
params := mux.Vars(req)
if ok := routes.Remove(params["id"]); !ok {
http.NotFound(w, req)
}
}).Methods("DELETE")
r.HandleFunc("/routes", func(w http.ResponseWriter, req *http.Request) {
w.Header().Add("Content-Type", "application/json")
rts, _ := routes.GetAll()
w.Write(append(marshal(rts), '\n'))
return
}).Methods("GET")
r.HandleFunc("/routes", func(w http.ResponseWriter, req *http.Request) {
route := new(router.Route)
if err := unmarshal(req.Body, route); err != nil {
http.Error(w, "Bad request: "+err.Error(), http.StatusBadRequest)
return
}
err := routes.Add(route)
if err != nil {
http.Error(w, "Bad route: "+err.Error(), http.StatusBadRequest)
return
}
w.Header().Add("Content-Type", "application/json")
w.WriteHeader(http.StatusCreated)
w.Write(append(marshal(route), '\n'))
}).Methods("POST")
return r
} | go | func RoutesAPI() http.Handler {
routes := router.Routes
r := mux.NewRouter()
r.HandleFunc("/routes/{id}", func(w http.ResponseWriter, req *http.Request) {
params := mux.Vars(req)
route, _ := routes.Get(params["id"])
if route == nil {
http.NotFound(w, req)
return
}
w.Write(append(marshal(route), '\n'))
}).Methods("GET")
r.HandleFunc("/routes/{id}", func(w http.ResponseWriter, req *http.Request) {
params := mux.Vars(req)
if ok := routes.Remove(params["id"]); !ok {
http.NotFound(w, req)
}
}).Methods("DELETE")
r.HandleFunc("/routes", func(w http.ResponseWriter, req *http.Request) {
w.Header().Add("Content-Type", "application/json")
rts, _ := routes.GetAll()
w.Write(append(marshal(rts), '\n'))
return
}).Methods("GET")
r.HandleFunc("/routes", func(w http.ResponseWriter, req *http.Request) {
route := new(router.Route)
if err := unmarshal(req.Body, route); err != nil {
http.Error(w, "Bad request: "+err.Error(), http.StatusBadRequest)
return
}
err := routes.Add(route)
if err != nil {
http.Error(w, "Bad route: "+err.Error(), http.StatusBadRequest)
return
}
w.Header().Add("Content-Type", "application/json")
w.WriteHeader(http.StatusCreated)
w.Write(append(marshal(route), '\n'))
}).Methods("POST")
return r
} | [
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"API"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/routesapi/routesapi.go#L18-L63 | train |
gliderlabs/logspout | transports/tls/tls.go | createTLSConfig | func createTLSConfig() (tlsConfig *tls.Config, err error) {
tlsConfig = &tls.Config{}
// use stronger TLS settings if enabled
// TODO: perhaps this should be default setting
if os.Getenv(envTLSHardening) == "true" {
tlsConfig.InsecureSkipVerify = false
tlsConfig.MinVersion = hardenedMinVersion
tlsConfig.CipherSuites = hardenedCiphers
tlsConfig.CurvePreferences = hardenedCurvePreferences
}
// load possible TLS CA chain(s) for server certificate validation
// starting with an empty pool
tlsConfig.RootCAs = x509.NewCertPool()
// load system root CA trust store by default, unless configured not to
// if we cannot, then it's fatal.
// NOTE that we ONLY fail if SystemCertPool returns an error,
// not if our system trust store is empty or doesn't exist!
if os.Getenv(envDisableSystemRoots) != "true" {
tlsConfig.RootCAs, err = x509.SystemCertPool()
if err != nil {
return
}
}
// load custom certificates specified by configuration:
// we expect a comma separated list of certificate file paths
// if we fail to load a certificate, we should treat this to be fatal
// as the user may not wish to send logs through an untrusted TLS connection
// also note that each file specified above can contain one or more certificates
// and we also _DO NOT_ check if they are CA certificates (in case of self-signed)
if certsEnv := os.Getenv(envCaCerts); certsEnv != "" {
certFilePaths := strings.Split(certsEnv, ",")
for _, certFilePath := range certFilePaths {
// each pem file may contain more than one certficate
var certBytes []byte
certBytes, err = ioutil.ReadFile(certFilePath)
if err != nil {
return
}
if !tlsConfig.RootCAs.AppendCertsFromPEM(certBytes) {
err = fmt.Errorf("failed to load CA certificate(s): %s", certFilePath)
return
}
}
}
// load a client certificate and key if enabled
// we should only attempt this if BOTH cert and key are defined
clientCertFilePath := os.Getenv(envClientCert)
clientKeyFilePath := os.Getenv(envClientKey)
if clientCertFilePath != "" && clientKeyFilePath != "" {
var clientCert tls.Certificate
clientCert, err = tls.LoadX509KeyPair(clientCertFilePath, clientKeyFilePath)
// we should fail if unable to load the keypair since the user intended mutual authentication
if err != nil {
return
}
// according to TLS spec (RFC 5246 appendix F.1.1) the certificate message
// must provide a valid certificate chain leading to an acceptable certificate authority.
// We will make this optional; the client cert pem file can contain more than one certificate
tlsConfig.Certificates = []tls.Certificate{clientCert}
}
return
} | go | func createTLSConfig() (tlsConfig *tls.Config, err error) {
tlsConfig = &tls.Config{}
// use stronger TLS settings if enabled
// TODO: perhaps this should be default setting
if os.Getenv(envTLSHardening) == "true" {
tlsConfig.InsecureSkipVerify = false
tlsConfig.MinVersion = hardenedMinVersion
tlsConfig.CipherSuites = hardenedCiphers
tlsConfig.CurvePreferences = hardenedCurvePreferences
}
// load possible TLS CA chain(s) for server certificate validation
// starting with an empty pool
tlsConfig.RootCAs = x509.NewCertPool()
// load system root CA trust store by default, unless configured not to
// if we cannot, then it's fatal.
// NOTE that we ONLY fail if SystemCertPool returns an error,
// not if our system trust store is empty or doesn't exist!
if os.Getenv(envDisableSystemRoots) != "true" {
tlsConfig.RootCAs, err = x509.SystemCertPool()
if err != nil {
return
}
}
// load custom certificates specified by configuration:
// we expect a comma separated list of certificate file paths
// if we fail to load a certificate, we should treat this to be fatal
// as the user may not wish to send logs through an untrusted TLS connection
// also note that each file specified above can contain one or more certificates
// and we also _DO NOT_ check if they are CA certificates (in case of self-signed)
if certsEnv := os.Getenv(envCaCerts); certsEnv != "" {
certFilePaths := strings.Split(certsEnv, ",")
for _, certFilePath := range certFilePaths {
// each pem file may contain more than one certficate
var certBytes []byte
certBytes, err = ioutil.ReadFile(certFilePath)
if err != nil {
return
}
if !tlsConfig.RootCAs.AppendCertsFromPEM(certBytes) {
err = fmt.Errorf("failed to load CA certificate(s): %s", certFilePath)
return
}
}
}
// load a client certificate and key if enabled
// we should only attempt this if BOTH cert and key are defined
clientCertFilePath := os.Getenv(envClientCert)
clientKeyFilePath := os.Getenv(envClientKey)
if clientCertFilePath != "" && clientKeyFilePath != "" {
var clientCert tls.Certificate
clientCert, err = tls.LoadX509KeyPair(clientCertFilePath, clientKeyFilePath)
// we should fail if unable to load the keypair since the user intended mutual authentication
if err != nil {
return
}
// according to TLS spec (RFC 5246 appendix F.1.1) the certificate message
// must provide a valid certificate chain leading to an acceptable certificate authority.
// We will make this optional; the client cert pem file can contain more than one certificate
tlsConfig.Certificates = []tls.Certificate{clientCert}
}
return
} | [
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] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/transports/tls/tls.go#L95-L161 | train |
gliderlabs/logspout | adapters/syslog/syslog.go | NewSyslogAdapter | func NewSyslogAdapter(route *router.Route) (router.LogAdapter, error) {
transport, found := router.AdapterTransports.Lookup(route.AdapterTransport("udp"))
if !found {
return nil, errors.New("bad transport: " + route.Adapter)
}
conn, err := transport.Dial(route.Address, route.Options)
if err != nil {
return nil, err
}
format := getopt("SYSLOG_FORMAT", "rfc5424")
priority := getopt("SYSLOG_PRIORITY", "{{.Priority}}")
pid := getopt("SYSLOG_PID", "{{.Container.State.Pid}}")
hostname = getHostname()
tag := getopt("SYSLOG_TAG", "{{.ContainerName}}"+route.Options["append_tag"])
structuredData := getopt("SYSLOG_STRUCTURED_DATA", "")
if route.Options["structured_data"] != "" {
structuredData = route.Options["structured_data"]
}
data := getopt("SYSLOG_DATA", "{{.Data}}")
timestamp := getopt("SYSLOG_TIMESTAMP", "{{.Timestamp}}")
if structuredData == "" {
structuredData = "-"
} else {
structuredData = fmt.Sprintf("[%s]", structuredData)
}
var tmplStr string
switch format {
case "rfc5424":
tmplStr = fmt.Sprintf("<%s>1 %s %s %s %s - %s %s\n",
priority, timestamp, hostname, tag, pid, structuredData, data)
case "rfc3164":
tmplStr = fmt.Sprintf("<%s>%s %s %s[%s]: %s\n",
priority, timestamp, hostname, tag, pid, data)
default:
return nil, errors.New("unsupported syslog format: " + format)
}
tmpl, err := template.New("syslog").Parse(tmplStr)
if err != nil {
return nil, err
}
return &Adapter{
route: route,
conn: conn,
tmpl: tmpl,
transport: transport,
}, nil
} | go | func NewSyslogAdapter(route *router.Route) (router.LogAdapter, error) {
transport, found := router.AdapterTransports.Lookup(route.AdapterTransport("udp"))
if !found {
return nil, errors.New("bad transport: " + route.Adapter)
}
conn, err := transport.Dial(route.Address, route.Options)
if err != nil {
return nil, err
}
format := getopt("SYSLOG_FORMAT", "rfc5424")
priority := getopt("SYSLOG_PRIORITY", "{{.Priority}}")
pid := getopt("SYSLOG_PID", "{{.Container.State.Pid}}")
hostname = getHostname()
tag := getopt("SYSLOG_TAG", "{{.ContainerName}}"+route.Options["append_tag"])
structuredData := getopt("SYSLOG_STRUCTURED_DATA", "")
if route.Options["structured_data"] != "" {
structuredData = route.Options["structured_data"]
}
data := getopt("SYSLOG_DATA", "{{.Data}}")
timestamp := getopt("SYSLOG_TIMESTAMP", "{{.Timestamp}}")
if structuredData == "" {
structuredData = "-"
} else {
structuredData = fmt.Sprintf("[%s]", structuredData)
}
var tmplStr string
switch format {
case "rfc5424":
tmplStr = fmt.Sprintf("<%s>1 %s %s %s %s - %s %s\n",
priority, timestamp, hostname, tag, pid, structuredData, data)
case "rfc3164":
tmplStr = fmt.Sprintf("<%s>%s %s %s[%s]: %s\n",
priority, timestamp, hostname, tag, pid, data)
default:
return nil, errors.New("unsupported syslog format: " + format)
}
tmpl, err := template.New("syslog").Parse(tmplStr)
if err != nil {
return nil, err
}
return &Adapter{
route: route,
conn: conn,
tmpl: tmpl,
transport: transport,
}, nil
} | [
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... | // NewSyslogAdapter returnas a configured syslog.Adapter | [
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"Adapter"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/adapters/syslog/syslog.go#L70-L120 | train |
gliderlabs/logspout | adapters/syslog/syslog.go | Render | func (m *Message) Render(tmpl *template.Template) ([]byte, error) {
buf := new(bytes.Buffer)
err := tmpl.Execute(buf, m)
if err != nil {
return nil, err
}
return buf.Bytes(), nil
} | go | func (m *Message) Render(tmpl *template.Template) ([]byte, error) {
buf := new(bytes.Buffer)
err := tmpl.Execute(buf, m)
if err != nil {
return nil, err
}
return buf.Bytes(), nil
} | [
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... | // Render transforms the log message using the Syslog template | [
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] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/adapters/syslog/syslog.go#L234-L241 | train |
gliderlabs/logspout | adapters/syslog/syslog.go | Priority | func (m *Message) Priority() syslog.Priority {
switch m.Message.Source {
case "stdout":
return syslog.LOG_USER | syslog.LOG_INFO
case "stderr":
return syslog.LOG_USER | syslog.LOG_ERR
default:
return syslog.LOG_DAEMON | syslog.LOG_INFO
}
} | go | func (m *Message) Priority() syslog.Priority {
switch m.Message.Source {
case "stdout":
return syslog.LOG_USER | syslog.LOG_INFO
case "stderr":
return syslog.LOG_USER | syslog.LOG_ERR
default:
return syslog.LOG_DAEMON | syslog.LOG_INFO
}
} | [
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] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/adapters/syslog/syslog.go#L244-L253 | train |
gliderlabs/logspout | adapters/syslog/syslog.go | Timestamp | func (m *Message) Timestamp() string {
return m.Message.Time.Format(time.RFC3339)
} | go | func (m *Message) Timestamp() string {
return m.Message.Time.Format(time.RFC3339)
} | [
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")",
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"}"
] | // Timestamp returns the message's syslog formatted timestamp | [
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] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/adapters/syslog/syslog.go#L261-L263 | train |
gliderlabs/logspout | healthcheck/healthcheck.go | HealthCheck | func HealthCheck() http.Handler {
r := mux.NewRouter()
r.HandleFunc("/health", func(w http.ResponseWriter, req *http.Request) {
w.Write([]byte("Healthy!\n"))
})
return r
} | go | func HealthCheck() http.Handler {
r := mux.NewRouter()
r.HandleFunc("/health", func(w http.ResponseWriter, req *http.Request) {
w.Write([]byte("Healthy!\n"))
})
return r
} | [
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",",
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"(",
"w",
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".",
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",",
"req",
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"http",
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"Request... | // HealthCheck returns a http.Handler for the health check | [
"HealthCheck",
"returns",
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"http",
".",
"Handler",
"for",
"the",
"health",
"check"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/healthcheck/healthcheck.go#L15-L21 | train |
gliderlabs/logspout | router/types.go | AdapterTransport | func (r *Route) AdapterTransport(dfault string) string {
parts := strings.Split(r.Adapter, "+")
if len(parts) > 1 {
return parts[1]
}
return dfault
} | go | func (r *Route) AdapterTransport(dfault string) string {
parts := strings.Split(r.Adapter, "+")
if len(parts) > 1 {
return parts[1]
}
return dfault
} | [
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"returns",
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"s",
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] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/types.go#L81-L87 | train |
gliderlabs/logspout | router/types.go | Closer | func (r *Route) Closer() <-chan bool {
if r.closerRcv != nil {
return r.closerRcv
}
return r.closer
} | go | func (r *Route) Closer() <-chan bool {
if r.closerRcv != nil {
return r.closerRcv
}
return r.closer
} | [
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"}",
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"}"
] | // Closer returns a route's closerRcv | [
"Closer",
"returns",
"a",
"route",
"s",
"closerRcv"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/types.go#L90-L95 | train |
gliderlabs/logspout | router/types.go | MultiContainer | func (r *Route) MultiContainer() bool {
return r.matchAll() || strings.Contains(r.FilterName, "*")
} | go | func (r *Route) MultiContainer() bool {
return r.matchAll() || strings.Contains(r.FilterName, "*")
} | [
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"(",
"r",
"*",
"Route",
")",
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")",
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"strings",
".",
"Contains",
"(",
"r",
".",
"FilterName",
",",
"\"*\"",
")",
"\n",
"}"
] | // MultiContainer returns whether the Route is matching multiple containers or not | [
"MultiContainer",
"returns",
"whether",
"the",
"Route",
"is",
"matching",
"multiple",
"containers",
"or",
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] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/types.go#L115-L117 | train |
gliderlabs/logspout | router/types.go | MatchContainer | func (r *Route) MatchContainer(id, name string, labels map[string]string) bool {
if r.matchAll() {
return true
}
if r.FilterID != "" && !strings.HasPrefix(id, r.FilterID) {
return false
}
match, err := path.Match(r.FilterName, name)
if err != nil || (r.FilterName != "" && !match) {
return false
}
for _, label := range r.FilterLabels {
labelParts := strings.SplitN(label, ":", 2)
if len(labelParts) > 1 {
labelKey := labelParts[0]
labelValue := labelParts[1]
labelMatch, labelErr := path.Match(labelValue, labels[labelKey])
if labelErr != nil || (labelValue != "" && !labelMatch) {
return false
}
}
}
return true
} | go | func (r *Route) MatchContainer(id, name string, labels map[string]string) bool {
if r.matchAll() {
return true
}
if r.FilterID != "" && !strings.HasPrefix(id, r.FilterID) {
return false
}
match, err := path.Match(r.FilterName, name)
if err != nil || (r.FilterName != "" && !match) {
return false
}
for _, label := range r.FilterLabels {
labelParts := strings.SplitN(label, ":", 2)
if len(labelParts) > 1 {
labelKey := labelParts[0]
labelValue := labelParts[1]
labelMatch, labelErr := path.Match(labelValue, labels[labelKey])
if labelErr != nil || (labelValue != "" && !labelMatch) {
return false
}
}
}
return true
} | [
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"returns",
"whether",
"the",
"Route",
"is",
"responsible",
"for",
"a",
"given",
"container"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/types.go#L120-L144 | train |
gliderlabs/logspout | router/types.go | MatchMessage | func (r *Route) MatchMessage(message *Message) bool {
if r.matchAll() {
return true
}
if len(r.FilterSources) > 0 && !contains(r.FilterSources, message.Source) {
return false
}
return true
} | go | func (r *Route) MatchMessage(message *Message) bool {
if r.matchAll() {
return true
}
if len(r.FilterSources) > 0 && !contains(r.FilterSources, message.Source) {
return false
}
return true
} | [
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"(",
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">",
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"MatchMessage",
"returns",
"whether",
"the",
"Route",
"is",
"responsible",
"for",
"a",
"given",
"Message"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/types.go#L147-L155 | train |
gliderlabs/logspout | router/persist.go | Remove | func (fs RouteFileStore) Remove(id string) bool {
if _, err := os.Stat(fs.Filename(id)); err == nil {
if err := os.Remove(fs.Filename(id)); err != nil {
return true
}
}
return false
} | go | func (fs RouteFileStore) Remove(id string) bool {
if _, err := os.Stat(fs.Filename(id)); err == nil {
if err := os.Remove(fs.Filename(id)); err != nil {
return true
}
}
return false
} | [
"func",
"(",
"fs",
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")",
"Remove",
"(",
"id",
"string",
")",
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"(",
"id",
")",
")",
";",
"err",
"==",
"nil",
"{",
"if",
"err",
":=",
"os",
... | // Remove removes route from the RouteFileStore based on id | [
"Remove",
"removes",
"route",
"from",
"the",
"RouteFileStore",
"based",
"on",
"id"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/persist.go#L58-L65 | train |
gliderlabs/logspout | router/routes.go | Load | func (rm *RouteManager) Load(persistor RouteStore) error {
routes, err := persistor.GetAll()
if err != nil {
return err
}
for _, route := range routes {
rm.Add(route)
}
rm.persistor = persistor
return nil
} | go | func (rm *RouteManager) Load(persistor RouteStore) error {
routes, err := persistor.GetAll()
if err != nil {
return err
}
for _, route := range routes {
rm.Add(route)
}
rm.persistor = persistor
return nil
} | [
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"(",
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"}",
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... | // Load loads all route from a RouteStore | [
"Load",
"loads",
"all",
"route",
"from",
"a",
"RouteStore"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/routes.go#L35-L45 | train |
gliderlabs/logspout | router/routes.go | Get | func (rm *RouteManager) Get(id string) (*Route, error) {
rm.Lock()
defer rm.Unlock()
route, ok := rm.routes[id]
if !ok {
return nil, os.ErrNotExist
}
return route, nil
} | go | func (rm *RouteManager) Get(id string) (*Route, error) {
rm.Lock()
defer rm.Unlock()
route, ok := rm.routes[id]
if !ok {
return nil, os.ErrNotExist
}
return route, nil
} | [
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"(",
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")",
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"(",
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")",
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".",
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"(",
")",
"\n",
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",",
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":=",
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"ro... | // Get returns a Route based on id | [
"Get",
"returns",
"a",
"Route",
"based",
"on",
"id"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/routes.go#L48-L56 | train |
gliderlabs/logspout | router/routes.go | GetAll | func (rm *RouteManager) GetAll() ([]*Route, error) {
rm.Lock()
defer rm.Unlock()
routes := make([]*Route, 0)
for _, route := range rm.routes {
routes = append(routes, route)
}
return routes, nil
} | go | func (rm *RouteManager) GetAll() ([]*Route, error) {
rm.Lock()
defer rm.Unlock()
routes := make([]*Route, 0)
for _, route := range rm.routes {
routes = append(routes, route)
}
return routes, nil
} | [
"func",
"(",
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")",
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"[",
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"(",
")",
"\n",
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":=",
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"(",
"[",
"]",
"*",... | // GetAll returns all routes in the RouteManager | [
"GetAll",
"returns",
"all",
"routes",
"in",
"the",
"RouteManager"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/routes.go#L59-L67 | train |
gliderlabs/logspout | router/routes.go | Remove | func (rm *RouteManager) Remove(id string) bool {
rm.Lock()
defer rm.Unlock()
route, ok := rm.routes[id]
if ok && route.closer != nil {
route.closer <- true
}
delete(rm.routes, id)
if rm.persistor != nil {
rm.persistor.Remove(id)
}
return ok
} | go | func (rm *RouteManager) Remove(id string) bool {
rm.Lock()
defer rm.Unlock()
route, ok := rm.routes[id]
if ok && route.closer != nil {
route.closer <- true
}
delete(rm.routes, id)
if rm.persistor != nil {
rm.persistor.Remove(id)
}
return ok
} | [
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")",
"\n",
"route",
",",
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":=",
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"routes",
"[",
"id",
"]",
"\n",
... | // Remove removes a route from a RouteManager based on id | [
"Remove",
"removes",
"a",
"route",
"from",
"a",
"RouteManager",
"based",
"on",
"id"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/routes.go#L70-L82 | train |
gliderlabs/logspout | router/routes.go | AddFromURI | func (rm *RouteManager) AddFromURI(uri string) error {
expandedRoute := os.ExpandEnv(uri)
u, err := url.Parse(expandedRoute)
if err != nil {
return err
}
r := &Route{
Address: u.Host,
Adapter: u.Scheme,
Options: make(map[string]string),
}
if u.RawQuery != "" {
params, err := url.ParseQuery(u.RawQuery)
if err != nil {
return err
}
for key := range params {
value := params.Get(key)
switch key {
case "filter.id":
r.FilterID = value
case "filter.name":
r.FilterName = value
case "filter.labels":
r.FilterLabels = strings.Split(value, ",")
case "filter.sources":
r.FilterSources = strings.Split(value, ",")
default:
r.Options[key] = value
}
}
}
return rm.Add(r)
} | go | func (rm *RouteManager) AddFromURI(uri string) error {
expandedRoute := os.ExpandEnv(uri)
u, err := url.Parse(expandedRoute)
if err != nil {
return err
}
r := &Route{
Address: u.Host,
Adapter: u.Scheme,
Options: make(map[string]string),
}
if u.RawQuery != "" {
params, err := url.ParseQuery(u.RawQuery)
if err != nil {
return err
}
for key := range params {
value := params.Get(key)
switch key {
case "filter.id":
r.FilterID = value
case "filter.name":
r.FilterName = value
case "filter.labels":
r.FilterLabels = strings.Split(value, ",")
case "filter.sources":
r.FilterSources = strings.Split(value, ",")
default:
r.Options[key] = value
}
}
}
return rm.Add(r)
} | [
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"RouteManager",
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":=",
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"from",
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"URI",
"string",
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] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/routes.go#L85-L118 | train |
gliderlabs/logspout | router/routes.go | Add | func (rm *RouteManager) Add(route *Route) error {
rm.Lock()
defer rm.Unlock()
factory, found := AdapterFactories.Lookup(route.AdapterType())
if !found {
return errors.New("bad adapter: " + route.Adapter)
}
adapter, err := factory(route)
if err != nil {
return err
}
if route.ID == "" {
h := sha1.New()
io.WriteString(h, strconv.Itoa(int(time.Now().UnixNano())))
route.ID = fmt.Sprintf("%x", h.Sum(nil))[:12]
}
route.closer = make(chan bool)
route.adapter = adapter
//Stop any existing route with this ID:
if rm.routes[route.ID] != nil {
rm.routes[route.ID].closer <- true
}
rm.routes[route.ID] = route
if rm.persistor != nil {
if err := rm.persistor.Add(route); err != nil {
log.Println("persistor:", err)
}
}
if rm.routing {
go rm.route(route)
}
return nil
} | go | func (rm *RouteManager) Add(route *Route) error {
rm.Lock()
defer rm.Unlock()
factory, found := AdapterFactories.Lookup(route.AdapterType())
if !found {
return errors.New("bad adapter: " + route.Adapter)
}
adapter, err := factory(route)
if err != nil {
return err
}
if route.ID == "" {
h := sha1.New()
io.WriteString(h, strconv.Itoa(int(time.Now().UnixNano())))
route.ID = fmt.Sprintf("%x", h.Sum(nil))[:12]
}
route.closer = make(chan bool)
route.adapter = adapter
//Stop any existing route with this ID:
if rm.routes[route.ID] != nil {
rm.routes[route.ID].closer <- true
}
rm.routes[route.ID] = route
if rm.persistor != nil {
if err := rm.persistor.Add(route); err != nil {
log.Println("persistor:", err)
}
}
if rm.routing {
go rm.route(route)
}
return nil
} | [
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"*",
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":=",
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"(... | // Add adds a route to the RouteManager | [
"Add",
"adds",
"a",
"route",
"to",
"the",
"RouteManager"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/routes.go#L121-L154 | train |
gliderlabs/logspout | router/routes.go | Route | func (rm *RouteManager) Route(route *Route, logstream chan *Message) {
for _, router := range LogRouters.All() {
go router.Route(route, logstream)
}
} | go | func (rm *RouteManager) Route(route *Route, logstream chan *Message) {
for _, router := range LogRouters.All() {
go router.Route(route, logstream)
}
} | [
"func",
"(",
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"*",
"RouteManager",
")",
"Route",
"(",
"route",
"*",
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"... | // Route takes a logstream and route and passes them off to all configure LogRouters | [
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"and",
"route",
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"passes",
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"off",
"to",
"all",
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] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/routes.go#L164-L168 | train |
gliderlabs/logspout | router/routes.go | RoutingFrom | func (rm *RouteManager) RoutingFrom(containerID string) bool {
for _, router := range LogRouters.All() {
if router.RoutingFrom(containerID) {
return true
}
}
return false
} | go | func (rm *RouteManager) RoutingFrom(containerID string) bool {
for _, router := range LogRouters.All() {
if router.RoutingFrom(containerID) {
return true
}
}
return false
} | [
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"(",
"rm",
"*",
"RouteManager",
")",
"RoutingFrom",
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")",
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"(",
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")",
... | // RoutingFrom returns whether a given container is routing through the RouteManager | [
"RoutingFrom",
"returns",
"whether",
"a",
"given",
"container",
"is",
"routing",
"through",
"the",
"RouteManager"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/routes.go#L171-L178 | train |
gliderlabs/logspout | router/routes.go | Run | func (rm *RouteManager) Run() error {
rm.Lock()
for _, route := range rm.routes {
rm.wg.Add(1)
go func(route *Route) {
rm.route(route)
rm.wg.Done()
}(route)
}
rm.routing = true
rm.Unlock()
rm.wg.Wait()
// Temp fix to allow logspout to run without routes defined.
if len(rm.routes) == 0 {
select {}
}
return nil
} | go | func (rm *RouteManager) Run() error {
rm.Lock()
for _, route := range rm.routes {
rm.wg.Add(1)
go func(route *Route) {
rm.route(route)
rm.wg.Done()
}(route)
}
rm.routing = true
rm.Unlock()
rm.wg.Wait()
// Temp fix to allow logspout to run without routes defined.
if len(rm.routes) == 0 {
select {}
}
return nil
} | [
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... | // Run executes the RouteManager | [
"Run",
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"the",
"RouteManager"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/routes.go#L181-L198 | train |
gliderlabs/logspout | router/routes.go | Setup | func (rm *RouteManager) Setup() error {
var uris string
if os.Getenv("ROUTE_URIS") != "" {
uris = os.Getenv("ROUTE_URIS")
}
if len(os.Args) > 1 {
uris = os.Args[1]
}
if uris != "" {
for _, uri := range strings.Split(uris, ",") {
err := rm.AddFromURI(uri)
if err != nil {
return err
}
}
}
persistPath := getopt("ROUTESPATH", "/mnt/routes")
if _, err := os.Stat(persistPath); err == nil {
return rm.Load(RouteFileStore(persistPath))
}
return nil
} | go | func (rm *RouteManager) Setup() error {
var uris string
if os.Getenv("ROUTE_URIS") != "" {
uris = os.Getenv("ROUTE_URIS")
}
if len(os.Args) > 1 {
uris = os.Args[1]
}
if uris != "" {
for _, uri := range strings.Split(uris, ",") {
err := rm.AddFromURI(uri)
if err != nil {
return err
}
}
}
persistPath := getopt("ROUTESPATH", "/mnt/routes")
if _, err := os.Stat(persistPath); err == nil {
return rm.Load(RouteFileStore(persistPath))
}
return nil
} | [
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"RouteManager"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/routes.go#L206-L228 | train |
gliderlabs/logspout | adapters/raw/raw.go | NewRawAdapter | func NewRawAdapter(route *router.Route) (router.LogAdapter, error) {
transport, found := router.AdapterTransports.Lookup(route.AdapterTransport("udp"))
if !found {
return nil, errors.New("bad transport: " + route.Adapter)
}
conn, err := transport.Dial(route.Address, route.Options)
if err != nil {
return nil, err
}
tmplStr := "{{.Data}}\n"
if os.Getenv("RAW_FORMAT") != "" {
tmplStr = os.Getenv("RAW_FORMAT")
}
tmpl, err := template.New("raw").Funcs(funcs).Parse(tmplStr)
if err != nil {
return nil, err
}
return &Adapter{
route: route,
conn: conn,
tmpl: tmpl,
}, nil
} | go | func NewRawAdapter(route *router.Route) (router.LogAdapter, error) {
transport, found := router.AdapterTransports.Lookup(route.AdapterTransport("udp"))
if !found {
return nil, errors.New("bad transport: " + route.Adapter)
}
conn, err := transport.Dial(route.Address, route.Options)
if err != nil {
return nil, err
}
tmplStr := "{{.Data}}\n"
if os.Getenv("RAW_FORMAT") != "" {
tmplStr = os.Getenv("RAW_FORMAT")
}
tmpl, err := template.New("raw").Funcs(funcs).Parse(tmplStr)
if err != nil {
return nil, err
}
return &Adapter{
route: route,
conn: conn,
tmpl: tmpl,
}, nil
} | [
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"(... | // NewRawAdapter returns a configured raw.Adapter | [
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] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/adapters/raw/raw.go#L32-L54 | train |
gliderlabs/logspout | adapters/multiline/multiline.go | NewMultilineAdapter | func NewMultilineAdapter(route *router.Route) (a router.LogAdapter, err error) {
enableByDefault := true
enableStr := os.Getenv("MULTILINE_ENABLE_DEFAULT")
if enableStr != "" {
var err error
enableByDefault, err = strconv.ParseBool(enableStr)
if err != nil {
return nil, errors.New("multiline: invalid value for MULTILINE_ENABLE_DEFAULT (must be true|false): " + enableStr)
}
}
pattern := os.Getenv("MULTILINE_PATTERN")
if pattern == "" {
pattern = `^\s`
}
separator := os.Getenv("MULTILINE_SEPARATOR")
if separator == "" {
separator = "\n"
}
patternRegexp, err := regexp.Compile(pattern)
if err != nil {
return nil, errors.New("multiline: invalid value for MULTILINE_PATTERN (must be regexp): " + pattern)
}
matchType := os.Getenv("MULTILINE_MATCH")
if matchType == "" {
matchType = matchNonFirst
}
matchType = strings.ToLower(matchType)
matchFirstLine := false
negateMatch := false
switch matchType {
case matchFirst:
matchFirstLine = true
negateMatch = false
case matchLast:
matchFirstLine = false
negateMatch = false
case matchNonFirst:
matchFirstLine = true
negateMatch = true
case matchNonLast:
matchFirstLine = false
negateMatch = true
default:
return nil, errors.New("multiline: invalid value for MULTILINE_MATCH (must be one of first|last|nonfirst|nonlast): " + matchType)
}
flushAfter := 500 * time.Millisecond
flushAfterStr := os.Getenv("MULTILINE_FLUSH_AFTER")
if flushAfterStr != "" {
timeoutMS, err := strconv.Atoi(flushAfterStr)
if err != nil {
return nil, errors.New("multiline: invalid value for multiline_timeout (must be number): " + flushAfterStr)
}
flushAfter = time.Duration(timeoutMS) * time.Millisecond
}
parts := strings.SplitN(route.Adapter, "+", 2)
if len(parts) != 2 {
return nil, errors.New("multiline: adapter must have a sub-adapter, eg: multiline+raw+tcp")
}
originalAdapter := route.Adapter
route.Adapter = parts[1]
factory, found := router.AdapterFactories.Lookup(route.AdapterType())
if !found {
return nil, errors.New("bad adapter: " + originalAdapter)
}
subAdapter, err := factory(route)
if err != nil {
return nil, err
}
route.Adapter = originalAdapter
out := make(chan *router.Message)
checkInterval := flushAfter / 2
return &Adapter{
out: out,
subAdapter: subAdapter,
enableByDefault: enableByDefault,
pattern: patternRegexp,
separator: separator,
matchFirstLine: matchFirstLine,
negateMatch: negateMatch,
flushAfter: flushAfter,
checkInterval: checkInterval,
buffers: make(map[string]*router.Message),
nextCheck: time.After(checkInterval),
}, nil
} | go | func NewMultilineAdapter(route *router.Route) (a router.LogAdapter, err error) {
enableByDefault := true
enableStr := os.Getenv("MULTILINE_ENABLE_DEFAULT")
if enableStr != "" {
var err error
enableByDefault, err = strconv.ParseBool(enableStr)
if err != nil {
return nil, errors.New("multiline: invalid value for MULTILINE_ENABLE_DEFAULT (must be true|false): " + enableStr)
}
}
pattern := os.Getenv("MULTILINE_PATTERN")
if pattern == "" {
pattern = `^\s`
}
separator := os.Getenv("MULTILINE_SEPARATOR")
if separator == "" {
separator = "\n"
}
patternRegexp, err := regexp.Compile(pattern)
if err != nil {
return nil, errors.New("multiline: invalid value for MULTILINE_PATTERN (must be regexp): " + pattern)
}
matchType := os.Getenv("MULTILINE_MATCH")
if matchType == "" {
matchType = matchNonFirst
}
matchType = strings.ToLower(matchType)
matchFirstLine := false
negateMatch := false
switch matchType {
case matchFirst:
matchFirstLine = true
negateMatch = false
case matchLast:
matchFirstLine = false
negateMatch = false
case matchNonFirst:
matchFirstLine = true
negateMatch = true
case matchNonLast:
matchFirstLine = false
negateMatch = true
default:
return nil, errors.New("multiline: invalid value for MULTILINE_MATCH (must be one of first|last|nonfirst|nonlast): " + matchType)
}
flushAfter := 500 * time.Millisecond
flushAfterStr := os.Getenv("MULTILINE_FLUSH_AFTER")
if flushAfterStr != "" {
timeoutMS, err := strconv.Atoi(flushAfterStr)
if err != nil {
return nil, errors.New("multiline: invalid value for multiline_timeout (must be number): " + flushAfterStr)
}
flushAfter = time.Duration(timeoutMS) * time.Millisecond
}
parts := strings.SplitN(route.Adapter, "+", 2)
if len(parts) != 2 {
return nil, errors.New("multiline: adapter must have a sub-adapter, eg: multiline+raw+tcp")
}
originalAdapter := route.Adapter
route.Adapter = parts[1]
factory, found := router.AdapterFactories.Lookup(route.AdapterType())
if !found {
return nil, errors.New("bad adapter: " + originalAdapter)
}
subAdapter, err := factory(route)
if err != nil {
return nil, err
}
route.Adapter = originalAdapter
out := make(chan *router.Message)
checkInterval := flushAfter / 2
return &Adapter{
out: out,
subAdapter: subAdapter,
enableByDefault: enableByDefault,
pattern: patternRegexp,
separator: separator,
matchFirstLine: matchFirstLine,
negateMatch: negateMatch,
flushAfter: flushAfter,
checkInterval: checkInterval,
buffers: make(map[string]*router.Message),
nextCheck: time.After(checkInterval),
}, nil
} | [
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] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/adapters/multiline/multiline.go#L43-L135 | train |
gliderlabs/logspout | adapters/multiline/multiline.go | Stream | func (a *Adapter) Stream(logstream chan *router.Message) {
wg := sync.WaitGroup{}
wg.Add(1)
go func() {
a.subAdapter.Stream(a.out)
wg.Done()
}()
defer func() {
for _, message := range a.buffers {
a.out <- message
}
close(a.out)
wg.Wait()
}()
for {
select {
case message, ok := <-logstream:
if !ok {
return
}
if !multilineContainer(message.Container, a.enableByDefault) {
a.out <- message
continue
}
cID := message.Container.ID
old, oldExists := a.buffers[cID]
if a.isFirstLine(message) {
if oldExists {
a.out <- old
}
a.buffers[cID] = message
} else {
isLastLine := a.isLastLine(message)
if oldExists {
old.Data += a.separator + message.Data
message = old
}
if isLastLine {
a.out <- message
if oldExists {
delete(a.buffers, cID)
}
} else {
a.buffers[cID] = message
}
}
case <-a.nextCheck:
now := time.Now()
for key, message := range a.buffers {
if message.Time.Add(a.flushAfter).After(now) {
a.out <- message
delete(a.buffers, key)
}
}
a.nextCheck = time.After(a.checkInterval)
}
}
} | go | func (a *Adapter) Stream(logstream chan *router.Message) {
wg := sync.WaitGroup{}
wg.Add(1)
go func() {
a.subAdapter.Stream(a.out)
wg.Done()
}()
defer func() {
for _, message := range a.buffers {
a.out <- message
}
close(a.out)
wg.Wait()
}()
for {
select {
case message, ok := <-logstream:
if !ok {
return
}
if !multilineContainer(message.Container, a.enableByDefault) {
a.out <- message
continue
}
cID := message.Container.ID
old, oldExists := a.buffers[cID]
if a.isFirstLine(message) {
if oldExists {
a.out <- old
}
a.buffers[cID] = message
} else {
isLastLine := a.isLastLine(message)
if oldExists {
old.Data += a.separator + message.Data
message = old
}
if isLastLine {
a.out <- message
if oldExists {
delete(a.buffers, cID)
}
} else {
a.buffers[cID] = message
}
}
case <-a.nextCheck:
now := time.Now()
for key, message := range a.buffers {
if message.Time.Add(a.flushAfter).After(now) {
a.out <- message
delete(a.buffers, key)
}
}
a.nextCheck = time.After(a.checkInterval)
}
}
} | [
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] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/adapters/multiline/multiline.go#L138-L204 | train |
gliderlabs/logspout | router/pump.go | Setup | func (p *LogsPump) Setup() error {
var err error
p.client, err = docker.NewClientFromEnv()
return err
} | go | func (p *LogsPump) Setup() error {
var err error
p.client, err = docker.NewClientFromEnv()
return err
} | [
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"(",
")",
"\n",
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"}"
] | // Setup configures the pump | [
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"the",
"pump"
] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/pump.go#L137-L141 | train |
gliderlabs/logspout | router/pump.go | Run | func (p *LogsPump) Run() error {
inactivityTimeout := getInactivityTimeoutFromEnv()
debug("pump.Run(): using inactivity timeout: ", inactivityTimeout)
containers, err := p.client.ListContainers(docker.ListContainersOptions{})
if err != nil {
return err
}
for _, listing := range containers {
p.pumpLogs(&docker.APIEvents{
ID: normalID(listing.ID),
Status: "start",
}, false, inactivityTimeout)
}
events := make(chan *docker.APIEvents)
err = p.client.AddEventListener(events)
if err != nil {
return err
}
for event := range events {
debug("pump.Run() event:", normalID(event.ID), event.Status)
switch event.Status {
case "start", "restart":
go p.pumpLogs(event, backlog(), inactivityTimeout)
case "rename":
go p.rename(event)
case "die":
go p.update(event)
}
}
return errors.New("docker event stream closed")
} | go | func (p *LogsPump) Run() error {
inactivityTimeout := getInactivityTimeoutFromEnv()
debug("pump.Run(): using inactivity timeout: ", inactivityTimeout)
containers, err := p.client.ListContainers(docker.ListContainersOptions{})
if err != nil {
return err
}
for _, listing := range containers {
p.pumpLogs(&docker.APIEvents{
ID: normalID(listing.ID),
Status: "start",
}, false, inactivityTimeout)
}
events := make(chan *docker.APIEvents)
err = p.client.AddEventListener(events)
if err != nil {
return err
}
for event := range events {
debug("pump.Run() event:", normalID(event.ID), event.Status)
switch event.Status {
case "start", "restart":
go p.pumpLogs(event, backlog(), inactivityTimeout)
case "rename":
go p.rename(event)
case "die":
go p.update(event)
}
}
return errors.New("docker event stream closed")
} | [
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] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/pump.go#L157-L188 | train |
gliderlabs/logspout | router/pump.go | RoutingFrom | func (p *LogsPump) RoutingFrom(id string) bool {
p.mu.Lock()
defer p.mu.Unlock()
_, monitoring := p.pumps[normalID(id)]
return monitoring
} | go | func (p *LogsPump) RoutingFrom(id string) bool {
p.mu.Lock()
defer p.mu.Unlock()
_, monitoring := p.pumps[normalID(id)]
return monitoring
} | [
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] | 29d77641f9664a74fafea2ce655f610d796a63d4 | https://github.com/gliderlabs/logspout/blob/29d77641f9664a74fafea2ce655f610d796a63d4/router/pump.go#L297-L302 | train |
gliderlabs/logspout | router/pump.go | Route | func (p *LogsPump) Route(route *Route, logstream chan *Message) {
p.mu.Lock()
for _, pump := range p.pumps {
if route.MatchContainer(
normalID(pump.container.ID),
normalName(pump.container.Name),
pump.container.Config.Labels) {
pump.add(logstream, route)
defer pump.remove(logstream)
}
}
updates := make(chan *update)
p.routes[updates] = struct{}{}
p.mu.Unlock()
defer func() {
p.mu.Lock()
delete(p.routes, updates)
p.mu.Unlock()
route.closed = true
}()
for {
select {
case event := <-updates:
switch event.Status {
case "start", "restart":
if route.MatchContainer(
normalID(event.pump.container.ID),
normalName(event.pump.container.Name),
event.pump.container.Config.Labels) {
event.pump.add(logstream, route)
defer event.pump.remove(logstream)
}
case "die":
if strings.HasPrefix(route.FilterID, event.ID) {
// If the route is just about a single container,
// we can stop routing when it dies.
return
}
}
case <-route.Closer():
return
}
}
} | go | func (p *LogsPump) Route(route *Route, logstream chan *Message) {
p.mu.Lock()
for _, pump := range p.pumps {
if route.MatchContainer(
normalID(pump.container.ID),
normalName(pump.container.Name),
pump.container.Config.Labels) {
pump.add(logstream, route)
defer pump.remove(logstream)
}
}
updates := make(chan *update)
p.routes[updates] = struct{}{}
p.mu.Unlock()
defer func() {
p.mu.Lock()
delete(p.routes, updates)
p.mu.Unlock()
route.closed = true
}()
for {
select {
case event := <-updates:
switch event.Status {
case "start", "restart":
if route.MatchContainer(
normalID(event.pump.container.ID),
normalName(event.pump.container.Name),
event.pump.container.Config.Labels) {
event.pump.add(logstream, route)
defer event.pump.remove(logstream)
}
case "die":
if strings.HasPrefix(route.FilterID, event.ID) {
// If the route is just about a single container,
// we can stop routing when it dies.
return
}
}
case <-route.Closer():
return
}
}
} | [
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urfave/negroni | recovery.go | RequestDescription | func (p *PanicInformation) RequestDescription() string {
if p.Request == nil {
return nilRequestMessage
}
var queryOutput string
if p.Request.URL.RawQuery != "" {
queryOutput = "?" + p.Request.URL.RawQuery
}
return fmt.Sprintf("%s %s%s", p.Request.Method, p.Request.URL.Path, queryOutput)
} | go | func (p *PanicInformation) RequestDescription() string {
if p.Request == nil {
return nilRequestMessage
}
var queryOutput string
if p.Request.URL.RawQuery != "" {
queryOutput = "?" + p.Request.URL.RawQuery
}
return fmt.Sprintf("%s %s%s", p.Request.Method, p.Request.URL.Path, queryOutput)
} | [
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] | 0ce192d0bd24e9ec58b05bc72b3eac5bcc4f6517 | https://github.com/urfave/negroni/blob/0ce192d0bd24e9ec58b05bc72b3eac5bcc4f6517/recovery.go#L84-L95 | train |
urfave/negroni | negroni.go | Wrap | func Wrap(handler http.Handler) Handler {
return HandlerFunc(func(rw http.ResponseWriter, r *http.Request, next http.HandlerFunc) {
handler.ServeHTTP(rw, r)
next(rw, r)
})
} | go | func Wrap(handler http.Handler) Handler {
return HandlerFunc(func(rw http.ResponseWriter, r *http.Request, next http.HandlerFunc) {
handler.ServeHTTP(rw, r)
next(rw, r)
})
} | [
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// middleware. The next http.HandlerFunc is automatically called after the Handler
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... | 0ce192d0bd24e9ec58b05bc72b3eac5bcc4f6517 | https://github.com/urfave/negroni/blob/0ce192d0bd24e9ec58b05bc72b3eac5bcc4f6517/negroni.go#L44-L49 | train |
urfave/negroni | negroni.go | WrapFunc | func WrapFunc(handlerFunc http.HandlerFunc) Handler {
return HandlerFunc(func(rw http.ResponseWriter, r *http.Request, next http.HandlerFunc) {
handlerFunc(rw, r)
next(rw, r)
})
} | go | func WrapFunc(handlerFunc http.HandlerFunc) Handler {
return HandlerFunc(func(rw http.ResponseWriter, r *http.Request, next http.HandlerFunc) {
handlerFunc(rw, r)
next(rw, r)
})
} | [
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urfave/negroni | negroni.go | New | func New(handlers ...Handler) *Negroni {
return &Negroni{
handlers: handlers,
middleware: build(handlers),
}
} | go | func New(handlers ...Handler) *Negroni {
return &Negroni{
handlers: handlers,
middleware: build(handlers),
}
} | [
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urfave/negroni | negroni.go | With | func (n *Negroni) With(handlers ...Handler) *Negroni {
currentHandlers := make([]Handler, len(n.handlers))
copy(currentHandlers, n.handlers)
return New(
append(currentHandlers, handlers...)...,
)
} | go | func (n *Negroni) With(handlers ...Handler) *Negroni {
currentHandlers := make([]Handler, len(n.handlers))
copy(currentHandlers, n.handlers)
return New(
append(currentHandlers, handlers...)...,
)
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urfave/negroni | negroni.go | Use | func (n *Negroni) Use(handler Handler) {
if handler == nil {
panic("handler cannot be nil")
}
n.handlers = append(n.handlers, handler)
n.middleware = build(n.handlers)
} | go | func (n *Negroni) Use(handler Handler) {
if handler == nil {
panic("handler cannot be nil")
}
n.handlers = append(n.handlers, handler)
n.middleware = build(n.handlers)
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urfave/negroni | negroni.go | UseFunc | func (n *Negroni) UseFunc(handlerFunc func(rw http.ResponseWriter, r *http.Request, next http.HandlerFunc)) {
n.Use(HandlerFunc(handlerFunc))
} | go | func (n *Negroni) UseFunc(handlerFunc func(rw http.ResponseWriter, r *http.Request, next http.HandlerFunc)) {
n.Use(HandlerFunc(handlerFunc))
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urfave/negroni | negroni.go | UseHandler | func (n *Negroni) UseHandler(handler http.Handler) {
n.Use(Wrap(handler))
} | go | func (n *Negroni) UseHandler(handler http.Handler) {
n.Use(Wrap(handler))
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urfave/negroni | negroni.go | UseHandlerFunc | func (n *Negroni) UseHandlerFunc(handlerFunc func(rw http.ResponseWriter, r *http.Request)) {
n.UseHandler(http.HandlerFunc(handlerFunc))
} | go | func (n *Negroni) UseHandlerFunc(handlerFunc func(rw http.ResponseWriter, r *http.Request)) {
n.UseHandler(http.HandlerFunc(handlerFunc))
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urfave/negroni | negroni.go | Run | func (n *Negroni) Run(addr ...string) {
l := log.New(os.Stdout, "[negroni] ", 0)
finalAddr := detectAddress(addr...)
l.Printf("listening on %s", finalAddr)
l.Fatal(http.ListenAndServe(finalAddr, n))
} | go | func (n *Negroni) Run(addr ...string) {
l := log.New(os.Stdout, "[negroni] ", 0)
finalAddr := detectAddress(addr...)
l.Printf("listening on %s", finalAddr)
l.Fatal(http.ListenAndServe(finalAddr, n))
} | [
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// If no address is provided but the PORT environment variable is set, the PORT value is used.
// If neither is provided, the address' value will equal the DefaultAddress constant. | [
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siddontang/ledisdb | ledis/migrate.go | LDump | func (db *DB) LDump(key []byte) ([]byte, error) {
v, err := db.LRange(key, 0, -1)
if err != nil {
return nil, err
} else if len(v) == 0 {
return nil, err
}
return rdb.Dump(rdb.List(v))
} | go | func (db *DB) LDump(key []byte) ([]byte, error) {
v, err := db.LRange(key, 0, -1)
if err != nil {
return nil, err
} else if len(v) == 0 {
return nil, err
}
return rdb.Dump(rdb.List(v))
} | [
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siddontang/ledisdb | ledis/migrate.go | HDump | func (db *DB) HDump(key []byte) ([]byte, error) {
v, err := db.HGetAll(key)
if err != nil {
return nil, err
} else if len(v) == 0 {
return nil, err
}
o := make(rdb.Hash, len(v))
for i := 0; i < len(v); i++ {
o[i].Field = v[i].Field
o[i].Value = v[i].Value
}
return rdb.Dump(o)
} | go | func (db *DB) HDump(key []byte) ([]byte, error) {
v, err := db.HGetAll(key)
if err != nil {
return nil, err
} else if len(v) == 0 {
return nil, err
}
o := make(rdb.Hash, len(v))
for i := 0; i < len(v); i++ {
o[i].Field = v[i].Field
o[i].Value = v[i].Value
}
return rdb.Dump(o)
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] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/migrate.go#L42-L57 | train |
siddontang/ledisdb | ledis/migrate.go | SDump | func (db *DB) SDump(key []byte) ([]byte, error) {
v, err := db.SMembers(key)
if err != nil {
return nil, err
} else if len(v) == 0 {
return nil, err
}
return rdb.Dump(rdb.Set(v))
} | go | func (db *DB) SDump(key []byte) ([]byte, error) {
v, err := db.SMembers(key)
if err != nil {
return nil, err
} else if len(v) == 0 {
return nil, err
}
return rdb.Dump(rdb.Set(v))
} | [
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] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/migrate.go#L60-L69 | train |
siddontang/ledisdb | ledis/migrate.go | ZDump | func (db *DB) ZDump(key []byte) ([]byte, error) {
v, err := db.ZRangeByScore(key, MinScore, MaxScore, 0, -1)
if err != nil {
return nil, err
} else if len(v) == 0 {
return nil, err
}
o := make(rdb.ZSet, len(v))
for i := 0; i < len(v); i++ {
o[i].Member = v[i].Member
o[i].Score = float64(v[i].Score)
}
return rdb.Dump(o)
} | go | func (db *DB) ZDump(key []byte) ([]byte, error) {
v, err := db.ZRangeByScore(key, MinScore, MaxScore, 0, -1)
if err != nil {
return nil, err
} else if len(v) == 0 {
return nil, err
}
o := make(rdb.ZSet, len(v))
for i := 0; i < len(v); i++ {
o[i].Member = v[i].Member
o[i].Score = float64(v[i].Score)
}
return rdb.Dump(o)
} | [
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siddontang/ledisdb | ledis/t_list.go | LIndex | func (db *DB) LIndex(key []byte, index int32) ([]byte, error) {
if err := checkKeySize(key); err != nil {
return nil, err
}
var seq int32
var headSeq int32
var tailSeq int32
var err error
metaKey := db.lEncodeMetaKey(key)
it := db.bucket.NewIterator()
defer it.Close()
headSeq, tailSeq, _, err = db.lGetMeta(it, metaKey)
if err != nil {
return nil, err
}
if index >= 0 {
seq = headSeq + index
} else {
seq = tailSeq + index + 1
}
sk := db.lEncodeListKey(key, seq)
v := it.Find(sk)
return v, nil
} | go | func (db *DB) LIndex(key []byte, index int32) ([]byte, error) {
if err := checkKeySize(key); err != nil {
return nil, err
}
var seq int32
var headSeq int32
var tailSeq int32
var err error
metaKey := db.lEncodeMetaKey(key)
it := db.bucket.NewIterator()
defer it.Close()
headSeq, tailSeq, _, err = db.lGetMeta(it, metaKey)
if err != nil {
return nil, err
}
if index >= 0 {
seq = headSeq + index
} else {
seq = tailSeq + index + 1
}
sk := db.lEncodeListKey(key, seq)
v := it.Find(sk)
return v, nil
} | [
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] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L425-L455 | train |
siddontang/ledisdb | ledis/t_list.go | LLen | func (db *DB) LLen(key []byte) (int64, error) {
if err := checkKeySize(key); err != nil {
return 0, err
}
ek := db.lEncodeMetaKey(key)
_, _, size, err := db.lGetMeta(nil, ek)
return int64(size), err
} | go | func (db *DB) LLen(key []byte) (int64, error) {
if err := checkKeySize(key); err != nil {
return 0, err
}
ek := db.lEncodeMetaKey(key)
_, _, size, err := db.lGetMeta(nil, ek)
return int64(size), err
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] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L458-L466 | train |
siddontang/ledisdb | ledis/t_list.go | LPop | func (db *DB) LPop(key []byte) ([]byte, error) {
return db.lpop(key, listHeadSeq)
} | go | func (db *DB) LPop(key []byte) ([]byte, error) {
return db.lpop(key, listHeadSeq)
} | [
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"return",
"db",
".",
"lpop",
"(",
"key",
",",
"listHeadSeq",
")",
"\n",
"}"
] | // LPop pops the value. | [
"LPop",
"pops",
"the",
"value",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L469-L471 | train |
siddontang/ledisdb | ledis/t_list.go | LTrim | func (db *DB) LTrim(key []byte, start, stop int64) error {
return db.ltrim2(key, start, stop)
} | go | func (db *DB) LTrim(key []byte, start, stop int64) error {
return db.ltrim2(key, start, stop)
} | [
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"(",
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")",
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"}"
] | // LTrim trims the value from start to stop. | [
"LTrim",
"trims",
"the",
"value",
"from",
"start",
"to",
"stop",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L474-L476 | train |
siddontang/ledisdb | ledis/t_list.go | LTrimFront | func (db *DB) LTrimFront(key []byte, trimSize int32) (int32, error) {
return db.ltrim(key, trimSize, listHeadSeq)
} | go | func (db *DB) LTrimFront(key []byte, trimSize int32) (int32, error) {
return db.ltrim(key, trimSize, listHeadSeq)
} | [
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"db",
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"\n",
"}"
] | // LTrimFront trims the value from top. | [
"LTrimFront",
"trims",
"the",
"value",
"from",
"top",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L479-L481 | train |
siddontang/ledisdb | ledis/t_list.go | LTrimBack | func (db *DB) LTrimBack(key []byte, trimSize int32) (int32, error) {
return db.ltrim(key, trimSize, listTailSeq)
} | go | func (db *DB) LTrimBack(key []byte, trimSize int32) (int32, error) {
return db.ltrim(key, trimSize, listTailSeq)
} | [
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"listTailSeq",
")",
"\n",
"}"
] | // LTrimBack trims the value from back. | [
"LTrimBack",
"trims",
"the",
"value",
"from",
"back",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L484-L486 | train |
siddontang/ledisdb | ledis/t_list.go | LPush | func (db *DB) LPush(key []byte, args ...[]byte) (int64, error) {
return db.lpush(key, listHeadSeq, args...)
} | go | func (db *DB) LPush(key []byte, args ...[]byte) (int64, error) {
return db.lpush(key, listHeadSeq, args...)
} | [
"func",
"(",
"db",
"*",
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",",
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"...",
")",
... | // LPush push the value to the list. | [
"LPush",
"push",
"the",
"value",
"to",
"the",
"list",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L489-L491 | train |
siddontang/ledisdb | ledis/t_list.go | LSet | func (db *DB) LSet(key []byte, index int32, value []byte) error {
if err := checkKeySize(key); err != nil {
return err
}
var seq int32
var headSeq int32
var tailSeq int32
//var size int32
var err error
t := db.listBatch
t.Lock()
defer t.Unlock()
metaKey := db.lEncodeMetaKey(key)
headSeq, tailSeq, _, err = db.lGetMeta(nil, metaKey)
if err != nil {
return err
}
if index >= 0 {
seq = headSeq + index
} else {
seq = tailSeq + index + 1
}
if seq < headSeq || seq > tailSeq {
return errListIndex
}
sk := db.lEncodeListKey(key, seq)
t.Put(sk, value)
err = t.Commit()
return err
} | go | func (db *DB) LSet(key []byte, index int32, value []byte) error {
if err := checkKeySize(key); err != nil {
return err
}
var seq int32
var headSeq int32
var tailSeq int32
//var size int32
var err error
t := db.listBatch
t.Lock()
defer t.Unlock()
metaKey := db.lEncodeMetaKey(key)
headSeq, tailSeq, _, err = db.lGetMeta(nil, metaKey)
if err != nil {
return err
}
if index >= 0 {
seq = headSeq + index
} else {
seq = tailSeq + index + 1
}
if seq < headSeq || seq > tailSeq {
return errListIndex
}
sk := db.lEncodeListKey(key, seq)
t.Put(sk, value)
err = t.Commit()
return err
} | [
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"err"... | // LSet sets the value at index. | [
"LSet",
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"at",
"index",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L494-L526 | train |
siddontang/ledisdb | ledis/t_list.go | LRange | func (db *DB) LRange(key []byte, start int32, stop int32) ([][]byte, error) {
if err := checkKeySize(key); err != nil {
return nil, err
}
var headSeq int32
var llen int32
var err error
metaKey := db.lEncodeMetaKey(key)
it := db.bucket.NewIterator()
defer it.Close()
if headSeq, _, llen, err = db.lGetMeta(it, metaKey); err != nil {
return nil, err
}
if start < 0 {
start = llen + start
}
if stop < 0 {
stop = llen + stop
}
if start < 0 {
start = 0
}
if start > stop || start >= llen {
return [][]byte{}, nil
}
if stop >= llen {
stop = llen - 1
}
limit := (stop - start) + 1
headSeq += start
v := make([][]byte, 0, limit)
startKey := db.lEncodeListKey(key, headSeq)
rit := store.NewRangeLimitIterator(it,
&store.Range{
Min: startKey,
Max: nil,
Type: store.RangeClose},
&store.Limit{
Offset: 0,
Count: int(limit)})
for ; rit.Valid(); rit.Next() {
v = append(v, rit.Value())
}
return v, nil
} | go | func (db *DB) LRange(key []byte, start int32, stop int32) ([][]byte, error) {
if err := checkKeySize(key); err != nil {
return nil, err
}
var headSeq int32
var llen int32
var err error
metaKey := db.lEncodeMetaKey(key)
it := db.bucket.NewIterator()
defer it.Close()
if headSeq, _, llen, err = db.lGetMeta(it, metaKey); err != nil {
return nil, err
}
if start < 0 {
start = llen + start
}
if stop < 0 {
stop = llen + stop
}
if start < 0 {
start = 0
}
if start > stop || start >= llen {
return [][]byte{}, nil
}
if stop >= llen {
stop = llen - 1
}
limit := (stop - start) + 1
headSeq += start
v := make([][]byte, 0, limit)
startKey := db.lEncodeListKey(key, headSeq)
rit := store.NewRangeLimitIterator(it,
&store.Range{
Min: startKey,
Max: nil,
Type: store.RangeClose},
&store.Limit{
Offset: 0,
Count: int(limit)})
for ; rit.Valid(); rit.Next() {
v = append(v, rit.Value())
}
return v, nil
} | [
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"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L529-L585 | train |
siddontang/ledisdb | ledis/t_list.go | RPop | func (db *DB) RPop(key []byte) ([]byte, error) {
return db.lpop(key, listTailSeq)
} | go | func (db *DB) RPop(key []byte) ([]byte, error) {
return db.lpop(key, listTailSeq)
} | [
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",",
"listTailSeq",
")",
"\n",
"}"
] | // RPop rpops the value. | [
"RPop",
"rpops",
"the",
"value",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L588-L590 | train |
siddontang/ledisdb | ledis/t_list.go | RPush | func (db *DB) RPush(key []byte, args ...[]byte) (int64, error) {
return db.lpush(key, listTailSeq, args...)
} | go | func (db *DB) RPush(key []byte, args ...[]byte) (int64, error) {
return db.lpush(key, listTailSeq, args...)
} | [
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")",
... | // RPush rpushs the value . | [
"RPush",
"rpushs",
"the",
"value",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L593-L595 | train |
siddontang/ledisdb | ledis/t_list.go | LClear | func (db *DB) LClear(key []byte) (int64, error) {
if err := checkKeySize(key); err != nil {
return 0, err
}
t := db.listBatch
t.Lock()
defer t.Unlock()
num := db.lDelete(t, key)
db.rmExpire(t, ListType, key)
err := t.Commit()
return num, err
} | go | func (db *DB) LClear(key []byte) (int64, error) {
if err := checkKeySize(key); err != nil {
return 0, err
}
t := db.listBatch
t.Lock()
defer t.Unlock()
num := db.lDelete(t, key)
db.rmExpire(t, ListType, key)
err := t.Commit()
return num, err
} | [
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"err",
"\n",
"}",
"\n"... | // LClear clears the list. | [
"LClear",
"clears",
"the",
"list",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L598-L612 | train |
siddontang/ledisdb | ledis/t_list.go | LMclear | func (db *DB) LMclear(keys ...[]byte) (int64, error) {
t := db.listBatch
t.Lock()
defer t.Unlock()
for _, key := range keys {
if err := checkKeySize(key); err != nil {
return 0, err
}
db.lDelete(t, key)
db.rmExpire(t, ListType, key)
}
err := t.Commit()
return int64(len(keys)), err
} | go | func (db *DB) LMclear(keys ...[]byte) (int64, error) {
t := db.listBatch
t.Lock()
defer t.Unlock()
for _, key := range keys {
if err := checkKeySize(key); err != nil {
return 0, err
}
db.lDelete(t, key)
db.rmExpire(t, ListType, key)
}
err := t.Commit()
return int64(len(keys)), err
} | [
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... | // LMclear clears multi lists. | [
"LMclear",
"clears",
"multi",
"lists",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L615-L632 | train |
siddontang/ledisdb | ledis/t_list.go | LExpire | func (db *DB) LExpire(key []byte, duration int64) (int64, error) {
if duration <= 0 {
return 0, errExpireValue
}
return db.lExpireAt(key, time.Now().Unix()+duration)
} | go | func (db *DB) LExpire(key []byte, duration int64) (int64, error) {
if duration <= 0 {
return 0, errExpireValue
}
return db.lExpireAt(key, time.Now().Unix()+duration)
} | [
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"LExpire",
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"d... | // LExpire expires the list. | [
"LExpire",
"expires",
"the",
"list",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L642-L648 | train |
siddontang/ledisdb | ledis/t_list.go | LExpireAt | func (db *DB) LExpireAt(key []byte, when int64) (int64, error) {
if when <= time.Now().Unix() {
return 0, errExpireValue
}
return db.lExpireAt(key, when)
} | go | func (db *DB) LExpireAt(key []byte, when int64) (int64, error) {
if when <= time.Now().Unix() {
return 0, errExpireValue
}
return db.lExpireAt(key, when)
} | [
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... | // LExpireAt expires the list at when. | [
"LExpireAt",
"expires",
"the",
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"at",
"when",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L651-L657 | train |
siddontang/ledisdb | ledis/t_list.go | LTTL | func (db *DB) LTTL(key []byte) (int64, error) {
if err := checkKeySize(key); err != nil {
return -1, err
}
return db.ttl(ListType, key)
} | go | func (db *DB) LTTL(key []byte) (int64, error) {
if err := checkKeySize(key); err != nil {
return -1, err
}
return db.ttl(ListType, key)
} | [
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... | // LTTL gets the TTL of list. | [
"LTTL",
"gets",
"the",
"TTL",
"of",
"list",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L660-L666 | train |
siddontang/ledisdb | ledis/t_list.go | LPersist | func (db *DB) LPersist(key []byte) (int64, error) {
if err := checkKeySize(key); err != nil {
return 0, err
}
t := db.listBatch
t.Lock()
defer t.Unlock()
n, err := db.rmExpire(t, ListType, key)
if err != nil {
return 0, err
}
err = t.Commit()
return n, err
} | go | func (db *DB) LPersist(key []byte) (int64, error) {
if err := checkKeySize(key); err != nil {
return 0, err
}
t := db.listBatch
t.Lock()
defer t.Unlock()
n, err := db.rmExpire(t, ListType, key)
if err != nil {
return 0, err
}
err = t.Commit()
return n, err
} | [
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"\... | // LPersist removes the TTL of list. | [
"LPersist",
"removes",
"the",
"TTL",
"of",
"list",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L669-L685 | train |
siddontang/ledisdb | ledis/t_list.go | BLPop | func (db *DB) BLPop(keys [][]byte, timeout time.Duration) ([]interface{}, error) {
return db.lblockPop(keys, listHeadSeq, timeout)
} | go | func (db *DB) BLPop(keys [][]byte, timeout time.Duration) ([]interface{}, error) {
return db.lblockPop(keys, listHeadSeq, timeout)
} | [
"func",
"(",
"db",
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",",
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"(",
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",",... | // BLPop pops the list with block way. | [
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"with",
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"way",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L698-L700 | train |
siddontang/ledisdb | ledis/t_list.go | BRPop | func (db *DB) BRPop(keys [][]byte, timeout time.Duration) ([]interface{}, error) {
return db.lblockPop(keys, listTailSeq, timeout)
} | go | func (db *DB) BRPop(keys [][]byte, timeout time.Duration) ([]interface{}, error) {
return db.lblockPop(keys, listTailSeq, timeout)
} | [
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"(",
"db",
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"[",
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"{",
"}",
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"error",
")",
"{",
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"(",
"keys",
",",... | // BRPop bpops the list with block way. | [
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"bpops",
"the",
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"with",
"block",
"way",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L703-L705 | train |
siddontang/ledisdb | ledis/t_list.go | LKeyExists | func (db *DB) LKeyExists(key []byte) (int64, error) {
if err := checkKeySize(key); err != nil {
return 0, err
}
sk := db.lEncodeMetaKey(key)
v, err := db.bucket.Get(sk)
if v != nil && err == nil {
return 1, nil
}
return 0, err
} | go | func (db *DB) LKeyExists(key []byte) (int64, error) {
if err := checkKeySize(key); err != nil {
return 0, err
}
sk := db.lEncodeMetaKey(key)
v, err := db.bucket.Get(sk)
if v != nil && err == nil {
return 1, nil
}
return 0, err
} | [
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";",
"err",
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"\n",
"}",
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"list",
"existed",
"or",
"not",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_list.go#L708-L718 | train |
siddontang/ledisdb | server/cmd_migrate.go | xrestoreCommand | func xrestoreCommand(c *client) error {
args := c.args
if len(args) != 4 {
return ErrCmdParams
}
// tp := strings.ToUpper(string(args[2]))
key := args[1]
ttl, err := ledis.StrInt64(args[2], nil)
if err != nil {
return err
}
data := args[3]
if err = c.db.Restore(key, ttl, data); err != nil {
return err
} else {
c.resp.writeStatus(OK)
}
return nil
} | go | func xrestoreCommand(c *client) error {
args := c.args
if len(args) != 4 {
return ErrCmdParams
}
// tp := strings.ToUpper(string(args[2]))
key := args[1]
ttl, err := ledis.StrInt64(args[2], nil)
if err != nil {
return err
}
data := args[3]
if err = c.db.Restore(key, ttl, data); err != nil {
return err
} else {
c.resp.writeStatus(OK)
}
return nil
} | [
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"]",
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] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/server/cmd_migrate.go#L115-L136 | train |
siddontang/ledisdb | server/cmd_migrate.go | xmigratedbCommand | func xmigratedbCommand(c *client) error {
args := c.args
if len(args) != 6 {
return ErrCmdParams
}
addr := fmt.Sprintf("%s:%s", string(args[0]), string(args[1]))
if addr == c.app.cfg.Addr {
//same server， can not migrate
return fmt.Errorf("migrate in same server is not allowed")
}
tp := strings.ToUpper(string(args[2]))
count, err := ledis.StrInt64(args[3], nil)
if err != nil {
return err
} else if count <= 0 {
count = 10
}
db, err := parseMigrateDB(c, args[4])
if err != nil {
return err
}
timeout, err := ledis.StrInt64(args[5], nil)
if err != nil {
return err
} else if timeout < 0 {
return fmt.Errorf("invalid timeout %d", timeout)
}
keys, err := xscan(c.db, tp, int(count))
if err != nil {
return err
} else if len(keys) == 0 {
c.resp.writeInteger(0)
return nil
}
conn, err := getMigrateDBConn(c, addr, db)
if err != nil {
return err
}
defer conn.Close()
migrateNum := int64(0)
for _, key := range keys {
err = migrateKey(c, conn, tp, key, timeout)
if err != nil {
if err == errNoKey || err == errKeyInMigrating {
continue
} else {
return err
}
}
migrateNum++
}
c.resp.writeInteger(migrateNum)
return nil
} | go | func xmigratedbCommand(c *client) error {
args := c.args
if len(args) != 6 {
return ErrCmdParams
}
addr := fmt.Sprintf("%s:%s", string(args[0]), string(args[1]))
if addr == c.app.cfg.Addr {
//same server， can not migrate
return fmt.Errorf("migrate in same server is not allowed")
}
tp := strings.ToUpper(string(args[2]))
count, err := ledis.StrInt64(args[3], nil)
if err != nil {
return err
} else if count <= 0 {
count = 10
}
db, err := parseMigrateDB(c, args[4])
if err != nil {
return err
}
timeout, err := ledis.StrInt64(args[5], nil)
if err != nil {
return err
} else if timeout < 0 {
return fmt.Errorf("invalid timeout %d", timeout)
}
keys, err := xscan(c.db, tp, int(count))
if err != nil {
return err
} else if len(keys) == 0 {
c.resp.writeInteger(0)
return nil
}
conn, err := getMigrateDBConn(c, addr, db)
if err != nil {
return err
}
defer conn.Close()
migrateNum := int64(0)
for _, key := range keys {
err = migrateKey(c, conn, tp, key, timeout)
if err != nil {
if err == errNoKey || err == errKeyInMigrating {
continue
} else {
return err
}
}
migrateNum++
}
c.resp.writeInteger(migrateNum)
return nil
} | [
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//select count tp type keys and migrate
//will block any other write operations
//maybe only for xcodis | [
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] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/server/cmd_migrate.go#L307-L371 | train |
siddontang/ledisdb | server/cmd_migrate.go | xmigrateCommand | func xmigrateCommand(c *client) error {
args := c.args
if len(args) != 6 {
return ErrCmdParams
}
addr := fmt.Sprintf("%s:%s", string(args[0]), string(args[1]))
if addr == c.app.cfg.Addr {
//same server， can not migrate
return fmt.Errorf("migrate in same server is not allowed")
}
tp := strings.ToUpper(string(args[2]))
key := args[3]
db, err := parseMigrateDB(c, args[4])
if err != nil {
return err
}
timeout, err := ledis.StrInt64(args[5], nil)
if err != nil {
return err
} else if timeout < 0 {
return fmt.Errorf("invalid timeout %d", timeout)
}
conn, err := getMigrateDBConn(c, addr, db)
if err != nil {
return err
}
defer conn.Close()
// if key is in migrating, we will wait 500ms and retry again
for i := 0; i < 10; i++ {
if tp == "ALL" {
// if tp is ALL, we will migrate the key in all types
// this feature is useful for xcodis RESTORE or other commands that we don't know the data type exactly
err = migrateAllTypeKeys(c, conn, key, timeout)
} else {
err = migrateKey(c, conn, tp, key, timeout)
}
if err != errKeyInMigrating {
break
} else {
log.Infof("%s key %s is in migrating, wait 500ms and retry", tp, key)
time.Sleep(500 * time.Millisecond)
}
}
if err != nil {
if err == errNoKey {
c.resp.writeStatus(NOKEY)
return nil
} else {
return err
}
}
c.resp.writeStatus(OK)
return nil
} | go | func xmigrateCommand(c *client) error {
args := c.args
if len(args) != 6 {
return ErrCmdParams
}
addr := fmt.Sprintf("%s:%s", string(args[0]), string(args[1]))
if addr == c.app.cfg.Addr {
//same server， can not migrate
return fmt.Errorf("migrate in same server is not allowed")
}
tp := strings.ToUpper(string(args[2]))
key := args[3]
db, err := parseMigrateDB(c, args[4])
if err != nil {
return err
}
timeout, err := ledis.StrInt64(args[5], nil)
if err != nil {
return err
} else if timeout < 0 {
return fmt.Errorf("invalid timeout %d", timeout)
}
conn, err := getMigrateDBConn(c, addr, db)
if err != nil {
return err
}
defer conn.Close()
// if key is in migrating, we will wait 500ms and retry again
for i := 0; i < 10; i++ {
if tp == "ALL" {
// if tp is ALL, we will migrate the key in all types
// this feature is useful for xcodis RESTORE or other commands that we don't know the data type exactly
err = migrateAllTypeKeys(c, conn, key, timeout)
} else {
err = migrateKey(c, conn, tp, key, timeout)
}
if err != errKeyInMigrating {
break
} else {
log.Infof("%s key %s is in migrating, wait 500ms and retry", tp, key)
time.Sleep(500 * time.Millisecond)
}
}
if err != nil {
if err == errNoKey {
c.resp.writeStatus(NOKEY)
return nil
} else {
return err
}
}
c.resp.writeStatus(OK)
return nil
} | [
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//will block any other write operations
//maybe only for xcodis | [
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] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/server/cmd_migrate.go#L386-L448 | train |
siddontang/ledisdb | ledis/dump.go | Read | func (h *DumpHead) Read(r io.Reader) error {
return binary.Read(r, binary.BigEndian, &h.CommitID)
} | go | func (h *DumpHead) Read(r io.Reader) error {
return binary.Read(r, binary.BigEndian, &h.CommitID)
} | [
"func",
"(",
"h",
"*",
"DumpHead",
")",
"Read",
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"r",
"io",
".",
"Reader",
")",
"error",
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".",
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"r",
",",
"binary",
".",
"BigEndian",
",",
"&",
"h",
".",
"CommitID",
")",
"\n",
"}"
] | // Read reads meta from the Reader. | [
"Read",
"reads",
"meta",
"from",
"the",
"Reader",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/dump.go#L20-L22 | train |
siddontang/ledisdb | ledis/dump.go | Write | func (h *DumpHead) Write(w io.Writer) error {
return binary.Write(w, binary.BigEndian, h.CommitID)
} | go | func (h *DumpHead) Write(w io.Writer) error {
return binary.Write(w, binary.BigEndian, h.CommitID)
} | [
"func",
"(",
"h",
"*",
"DumpHead",
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"w",
",",
"binary",
".",
"BigEndian",
",",
"h",
".",
"CommitID",
")",
"\n",
"}"
] | // Write writes meta to the Writer | [
"Write",
"writes",
"meta",
"to",
"the",
"Writer"
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/dump.go#L25-L27 | train |
siddontang/ledisdb | ledis/dump.go | DumpFile | func (l *Ledis) DumpFile(path string) error {
f, err := os.Create(path)
if err != nil {
return err
}
defer f.Close()
return l.Dump(f)
} | go | func (l *Ledis) DumpFile(path string) error {
f, err := os.Create(path)
if err != nil {
return err
}
defer f.Close()
return l.Dump(f)
} | [
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"(",
"l",
"*",
"Ledis",
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"}",
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".",
... | // DumpFile dumps data to the file | [
"DumpFile",
"dumps",
"data",
"to",
"the",
"file"
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/dump.go#L30-L38 | train |
siddontang/ledisdb | ledis/dump.go | Dump | func (l *Ledis) Dump(w io.Writer) error {
var err error
var commitID uint64
var snap *store.Snapshot
l.wLock.Lock()
if l.r != nil {
if commitID, err = l.r.LastCommitID(); err != nil {
l.wLock.Unlock()
return err
}
}
if snap, err = l.ldb.NewSnapshot(); err != nil {
l.wLock.Unlock()
return err
}
defer snap.Close()
l.wLock.Unlock()
wb := bufio.NewWriterSize(w, 4096)
h := &DumpHead{commitID}
if err = h.Write(wb); err != nil {
return err
}
it := snap.NewIterator()
defer it.Close()
it.SeekToFirst()
compressBuf := make([]byte, 4096)
var key []byte
var value []byte
for ; it.Valid(); it.Next() {
key = it.RawKey()
value = it.RawValue()
if key, err = snappy.Encode(compressBuf, key); err != nil {
return err
}
if err = binary.Write(wb, binary.BigEndian, uint16(len(key))); err != nil {
return err
}
if _, err = wb.Write(key); err != nil {
return err
}
if value, err = snappy.Encode(compressBuf, value); err != nil {
return err
}
if err = binary.Write(wb, binary.BigEndian, uint32(len(value))); err != nil {
return err
}
if _, err = wb.Write(value); err != nil {
return err
}
}
if err = wb.Flush(); err != nil {
return err
}
compressBuf = nil
return nil
} | go | func (l *Ledis) Dump(w io.Writer) error {
var err error
var commitID uint64
var snap *store.Snapshot
l.wLock.Lock()
if l.r != nil {
if commitID, err = l.r.LastCommitID(); err != nil {
l.wLock.Unlock()
return err
}
}
if snap, err = l.ldb.NewSnapshot(); err != nil {
l.wLock.Unlock()
return err
}
defer snap.Close()
l.wLock.Unlock()
wb := bufio.NewWriterSize(w, 4096)
h := &DumpHead{commitID}
if err = h.Write(wb); err != nil {
return err
}
it := snap.NewIterator()
defer it.Close()
it.SeekToFirst()
compressBuf := make([]byte, 4096)
var key []byte
var value []byte
for ; it.Valid(); it.Next() {
key = it.RawKey()
value = it.RawValue()
if key, err = snappy.Encode(compressBuf, key); err != nil {
return err
}
if err = binary.Write(wb, binary.BigEndian, uint16(len(key))); err != nil {
return err
}
if _, err = wb.Write(key); err != nil {
return err
}
if value, err = snappy.Encode(compressBuf, value); err != nil {
return err
}
if err = binary.Write(wb, binary.BigEndian, uint32(len(value))); err != nil {
return err
}
if _, err = wb.Write(value); err != nil {
return err
}
}
if err = wb.Flush(); err != nil {
return err
}
compressBuf = nil
return nil
} | [
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"(",
"l",
"*",
"Ledis",
")",
"Dump",
"(",
"w",
"io",
".",
"Writer",
")",
"error",
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"var",
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"*",
"store",
".",
"Snapshot",
"\n",
"l",
".",
"wLock",
".",
"Lock",
"("... | // Dump dumps data to the Writer. | [
"Dump",
"dumps",
"data",
"to",
"the",
"Writer",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/dump.go#L41-L116 | train |
siddontang/ledisdb | ledis/dump.go | LoadDumpFile | func (l *Ledis) LoadDumpFile(path string) (*DumpHead, error) {
f, err := os.Open(path)
if err != nil {
return nil, err
}
defer f.Close()
return l.LoadDump(f)
} | go | func (l *Ledis) LoadDumpFile(path string) (*DumpHead, error) {
f, err := os.Open(path)
if err != nil {
return nil, err
}
defer f.Close()
return l.LoadDump(f)
} | [
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"(",
"l",
"*",
"Ledis",
")",
"LoadDumpFile",
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")",
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"if",
"err",
"!=",
"nil",
"{",
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"nil",
","... | // LoadDumpFile clears all data and loads dump file to db | [
"LoadDumpFile",
"clears",
"all",
"data",
"and",
"loads",
"dump",
"file",
"to",
"db"
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/dump.go#L119-L127 | train |
siddontang/ledisdb | ledis/dump.go | LoadDump | func (l *Ledis) LoadDump(r io.Reader) (*DumpHead, error) {
l.wLock.Lock()
defer l.wLock.Unlock()
var err error
if err = l.flushAll(); err != nil {
return nil, err
}
rb := bufio.NewReaderSize(r, 4096)
h := new(DumpHead)
if err = h.Read(rb); err != nil {
return nil, err
}
var keyLen uint16
var valueLen uint32
var keyBuf bytes.Buffer
var valueBuf bytes.Buffer
deKeyBuf := make([]byte, 4096)
deValueBuf := make([]byte, 4096)
var key, value []byte
wb := l.ldb.NewWriteBatch()
defer wb.Close()
n := 0
for {
if err = binary.Read(rb, binary.BigEndian, &keyLen); err != nil && err != io.EOF {
return nil, err
} else if err == io.EOF {
break
}
if _, err = io.CopyN(&keyBuf, rb, int64(keyLen)); err != nil {
return nil, err
}
if key, err = snappy.Decode(deKeyBuf, keyBuf.Bytes()); err != nil {
return nil, err
}
if err = binary.Read(rb, binary.BigEndian, &valueLen); err != nil {
return nil, err
}
if _, err = io.CopyN(&valueBuf, rb, int64(valueLen)); err != nil {
return nil, err
}
if value, err = snappy.Decode(deValueBuf, valueBuf.Bytes()); err != nil {
return nil, err
}
wb.Put(key, value)
n++
if n%1024 == 0 {
if err = wb.Commit(); err != nil {
return nil, err
}
}
// if err = l.ldb.Put(key, value); err != nil {
// return nil, err
// }
keyBuf.Reset()
valueBuf.Reset()
}
if err = wb.Commit(); err != nil {
return nil, err
}
deKeyBuf = nil
deValueBuf = nil
if l.r != nil {
if err := l.r.UpdateCommitID(h.CommitID); err != nil {
return nil, err
}
}
return h, nil
} | go | func (l *Ledis) LoadDump(r io.Reader) (*DumpHead, error) {
l.wLock.Lock()
defer l.wLock.Unlock()
var err error
if err = l.flushAll(); err != nil {
return nil, err
}
rb := bufio.NewReaderSize(r, 4096)
h := new(DumpHead)
if err = h.Read(rb); err != nil {
return nil, err
}
var keyLen uint16
var valueLen uint32
var keyBuf bytes.Buffer
var valueBuf bytes.Buffer
deKeyBuf := make([]byte, 4096)
deValueBuf := make([]byte, 4096)
var key, value []byte
wb := l.ldb.NewWriteBatch()
defer wb.Close()
n := 0
for {
if err = binary.Read(rb, binary.BigEndian, &keyLen); err != nil && err != io.EOF {
return nil, err
} else if err == io.EOF {
break
}
if _, err = io.CopyN(&keyBuf, rb, int64(keyLen)); err != nil {
return nil, err
}
if key, err = snappy.Decode(deKeyBuf, keyBuf.Bytes()); err != nil {
return nil, err
}
if err = binary.Read(rb, binary.BigEndian, &valueLen); err != nil {
return nil, err
}
if _, err = io.CopyN(&valueBuf, rb, int64(valueLen)); err != nil {
return nil, err
}
if value, err = snappy.Decode(deValueBuf, valueBuf.Bytes()); err != nil {
return nil, err
}
wb.Put(key, value)
n++
if n%1024 == 0 {
if err = wb.Commit(); err != nil {
return nil, err
}
}
// if err = l.ldb.Put(key, value); err != nil {
// return nil, err
// }
keyBuf.Reset()
valueBuf.Reset()
}
if err = wb.Commit(); err != nil {
return nil, err
}
deKeyBuf = nil
deValueBuf = nil
if l.r != nil {
if err := l.r.UpdateCommitID(h.CommitID); err != nil {
return nil, err
}
}
return h, nil
} | [
"func",
"(",
"l",
"*",
"Ledis",
")",
"LoadDump",
"(",
"r",
"io",
".",
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")",
"(",
"*",
"DumpHead",
",",
"error",
")",
"{",
"l",
".",
"wLock",
".",
"Lock",
"(",
")",
"\n",
"defer",
"l",
".",
"wLock",
".",
"Unlock",
"(",
")",
"\n",
"var... | // LoadDump clears all data and loads dump file to db | [
"LoadDump",
"clears",
"all",
"data",
"and",
"loads",
"dump",
"file",
"to",
"db"
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/dump.go#L130-L220 | train |
siddontang/ledisdb | ledis/t_set.go | SAdd | func (db *DB) SAdd(key []byte, args ...[]byte) (int64, error) {
t := db.setBatch
t.Lock()
defer t.Unlock()
var err error
var ek []byte
var num int64
for i := 0; i < len(args); i++ {
if err := checkSetKMSize(key, args[i]); err != nil {
return 0, err
}
ek = db.sEncodeSetKey(key, args[i])
if v, err := db.bucket.Get(ek); err != nil {
return 0, err
} else if v == nil {
num++
}
t.Put(ek, nil)
}
if _, err = db.sIncrSize(key, num); err != nil {
return 0, err
}
err = t.Commit()
return num, err
} | go | func (db *DB) SAdd(key []byte, args ...[]byte) (int64, error) {
t := db.setBatch
t.Lock()
defer t.Unlock()
var err error
var ek []byte
var num int64
for i := 0; i < len(args); i++ {
if err := checkSetKMSize(key, args[i]); err != nil {
return 0, err
}
ek = db.sEncodeSetKey(key, args[i])
if v, err := db.bucket.Get(ek); err != nil {
return 0, err
} else if v == nil {
num++
}
t.Put(ek, nil)
}
if _, err = db.sIncrSize(key, num); err != nil {
return 0, err
}
err = t.Commit()
return num, err
} | [
"func",
"(",
"db",
"*",
"DB",
")",
"SAdd",
"(",
"key",
"[",
"]",
"byte",
",",
"args",
"...",
"[",
"]",
"byte",
")",
"(",
"int64",
",",
"error",
")",
"{",
"t",
":=",
"db",
".",
"setBatch",
"\n",
"t",
".",
"Lock",
"(",
")",
"\n",
"defer",
"t"... | // SAdd adds the value to the set. | [
"SAdd",
"adds",
"the",
"value",
"to",
"the",
"set",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_set.go#L210-L241 | train |
siddontang/ledisdb | ledis/t_set.go | SCard | func (db *DB) SCard(key []byte) (int64, error) {
if err := checkKeySize(key); err != nil {
return 0, err
}
sk := db.sEncodeSizeKey(key)
return Int64(db.bucket.Get(sk))
} | go | func (db *DB) SCard(key []byte) (int64, error) {
if err := checkKeySize(key); err != nil {
return 0, err
}
sk := db.sEncodeSizeKey(key)
return Int64(db.bucket.Get(sk))
} | [
"func",
"(",
"db",
"*",
"DB",
")",
"SCard",
"(",
"key",
"[",
"]",
"byte",
")",
"(",
"int64",
",",
"error",
")",
"{",
"if",
"err",
":=",
"checkKeySize",
"(",
"key",
")",
";",
"err",
"!=",
"nil",
"{",
"return",
"0",
",",
"err",
"\n",
"}",
"\n",... | // SCard gets the size of set. | [
"SCard",
"gets",
"the",
"size",
"of",
"set",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_set.go#L244-L252 | train |
siddontang/ledisdb | ledis/t_set.go | SDiff | func (db *DB) SDiff(keys ...[]byte) ([][]byte, error) {
v, err := db.sDiffGeneric(keys...)
return v, err
} | go | func (db *DB) SDiff(keys ...[]byte) ([][]byte, error) {
v, err := db.sDiffGeneric(keys...)
return v, err
} | [
"func",
"(",
"db",
"*",
"DB",
")",
"SDiff",
"(",
"keys",
"...",
"[",
"]",
"byte",
")",
"(",
"[",
"]",
"[",
"]",
"byte",
",",
"error",
")",
"{",
"v",
",",
"err",
":=",
"db",
".",
"sDiffGeneric",
"(",
"keys",
"...",
")",
"\n",
"return",
"v",
... | // SDiff gets the different of sets. | [
"SDiff",
"gets",
"the",
"different",
"of",
"sets",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_set.go#L299-L302 | train |
siddontang/ledisdb | ledis/t_set.go | SDiffStore | func (db *DB) SDiffStore(dstKey []byte, keys ...[]byte) (int64, error) {
n, err := db.sStoreGeneric(dstKey, DiffType, keys...)
return n, err
} | go | func (db *DB) SDiffStore(dstKey []byte, keys ...[]byte) (int64, error) {
n, err := db.sStoreGeneric(dstKey, DiffType, keys...)
return n, err
} | [
"func",
"(",
"db",
"*",
"DB",
")",
"SDiffStore",
"(",
"dstKey",
"[",
"]",
"byte",
",",
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"[",
"]",
"byte",
")",
"(",
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",",
"error",
")",
"{",
"n",
",",
"err",
":=",
"db",
".",
"sStoreGeneric",
"(",
"dstKey",
",",
"DiffType",
... | // SDiffStore gets the different of sets and stores to dest set. | [
"SDiffStore",
"gets",
"the",
"different",
"of",
"sets",
"and",
"stores",
"to",
"dest",
"set",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_set.go#L305-L308 | train |
siddontang/ledisdb | ledis/t_set.go | SKeyExists | func (db *DB) SKeyExists(key []byte) (int64, error) {
if err := checkKeySize(key); err != nil {
return 0, err
}
sk := db.sEncodeSizeKey(key)
v, err := db.bucket.Get(sk)
if v != nil && err == nil {
return 1, nil
}
return 0, err
} | go | func (db *DB) SKeyExists(key []byte) (int64, error) {
if err := checkKeySize(key); err != nil {
return 0, err
}
sk := db.sEncodeSizeKey(key)
v, err := db.bucket.Get(sk)
if v != nil && err == nil {
return 1, nil
}
return 0, err
} | [
"func",
"(",
"db",
"*",
"DB",
")",
"SKeyExists",
"(",
"key",
"[",
"]",
"byte",
")",
"(",
"int64",
",",
"error",
")",
"{",
"if",
"err",
":=",
"checkKeySize",
"(",
"key",
")",
";",
"err",
"!=",
"nil",
"{",
"return",
"0",
",",
"err",
"\n",
"}",
... | // SKeyExists checks whether set existed or not. | [
"SKeyExists",
"checks",
"whether",
"set",
"existed",
"or",
"not",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_set.go#L311-L321 | train |
siddontang/ledisdb | ledis/t_set.go | SInter | func (db *DB) SInter(keys ...[]byte) ([][]byte, error) {
v, err := db.sInterGeneric(keys...)
return v, err
} | go | func (db *DB) SInter(keys ...[]byte) ([][]byte, error) {
v, err := db.sInterGeneric(keys...)
return v, err
} | [
"func",
"(",
"db",
"*",
"DB",
")",
"SInter",
"(",
"keys",
"...",
"[",
"]",
"byte",
")",
"(",
"[",
"]",
"[",
"]",
"byte",
",",
"error",
")",
"{",
"v",
",",
"err",
":=",
"db",
".",
"sInterGeneric",
"(",
"keys",
"...",
")",
"\n",
"return",
"v",
... | // SInter intersects the sets. | [
"SInter",
"intersects",
"the",
"sets",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_set.go#L378-L382 | train |
siddontang/ledisdb | ledis/t_set.go | SInterStore | func (db *DB) SInterStore(dstKey []byte, keys ...[]byte) (int64, error) {
n, err := db.sStoreGeneric(dstKey, InterType, keys...)
return n, err
} | go | func (db *DB) SInterStore(dstKey []byte, keys ...[]byte) (int64, error) {
n, err := db.sStoreGeneric(dstKey, InterType, keys...)
return n, err
} | [
"func",
"(",
"db",
"*",
"DB",
")",
"SInterStore",
"(",
"dstKey",
"[",
"]",
"byte",
",",
"keys",
"...",
"[",
"]",
"byte",
")",
"(",
"int64",
",",
"error",
")",
"{",
"n",
",",
"err",
":=",
"db",
".",
"sStoreGeneric",
"(",
"dstKey",
",",
"InterType"... | // SInterStore intersects the sets and stores to dest set. | [
"SInterStore",
"intersects",
"the",
"sets",
"and",
"stores",
"to",
"dest",
"set",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_set.go#L385-L388 | train |
siddontang/ledisdb | ledis/t_set.go | SIsMember | func (db *DB) SIsMember(key []byte, member []byte) (int64, error) {
ek := db.sEncodeSetKey(key, member)
var n int64 = 1
if v, err := db.bucket.Get(ek); err != nil {
return 0, err
} else if v == nil {
n = 0
}
return n, nil
} | go | func (db *DB) SIsMember(key []byte, member []byte) (int64, error) {
ek := db.sEncodeSetKey(key, member)
var n int64 = 1
if v, err := db.bucket.Get(ek); err != nil {
return 0, err
} else if v == nil {
n = 0
}
return n, nil
} | [
"func",
"(",
"db",
"*",
"DB",
")",
"SIsMember",
"(",
"key",
"[",
"]",
"byte",
",",
"member",
"[",
"]",
"byte",
")",
"(",
"int64",
",",
"error",
")",
"{",
"ek",
":=",
"db",
".",
"sEncodeSetKey",
"(",
"key",
",",
"member",
")",
"\n",
"var",
"n",
... | // SIsMember checks member in set. | [
"SIsMember",
"checks",
"member",
"in",
"set",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_set.go#L391-L401 | train |
siddontang/ledisdb | ledis/t_set.go | SMembers | func (db *DB) SMembers(key []byte) ([][]byte, error) {
if err := checkKeySize(key); err != nil {
return nil, err
}
start := db.sEncodeStartKey(key)
stop := db.sEncodeStopKey(key)
v := make([][]byte, 0, 16)
it := db.bucket.RangeLimitIterator(start, stop, store.RangeROpen, 0, -1)
defer it.Close()
for ; it.Valid(); it.Next() {
_, m, err := db.sDecodeSetKey(it.Key())
if err != nil {
return nil, err
}
v = append(v, m)
}
return v, nil
} | go | func (db *DB) SMembers(key []byte) ([][]byte, error) {
if err := checkKeySize(key); err != nil {
return nil, err
}
start := db.sEncodeStartKey(key)
stop := db.sEncodeStopKey(key)
v := make([][]byte, 0, 16)
it := db.bucket.RangeLimitIterator(start, stop, store.RangeROpen, 0, -1)
defer it.Close()
for ; it.Valid(); it.Next() {
_, m, err := db.sDecodeSetKey(it.Key())
if err != nil {
return nil, err
}
v = append(v, m)
}
return v, nil
} | [
"func",
"(",
"db",
"*",
"DB",
")",
"SMembers",
"(",
"key",
"[",
"]",
"byte",
")",
"(",
"[",
"]",
"[",
"]",
"byte",
",",
"error",
")",
"{",
"if",
"err",
":=",
"checkKeySize",
"(",
"key",
")",
";",
"err",
"!=",
"nil",
"{",
"return",
"nil",
",",... | // SMembers gets members of set. | [
"SMembers",
"gets",
"members",
"of",
"set",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_set.go#L404-L427 | train |
siddontang/ledisdb | ledis/t_set.go | SRem | func (db *DB) SRem(key []byte, args ...[]byte) (int64, error) {
t := db.setBatch
t.Lock()
defer t.Unlock()
var ek []byte
var v []byte
var err error
it := db.bucket.NewIterator()
defer it.Close()
var num int64
for i := 0; i < len(args); i++ {
if err := checkSetKMSize(key, args[i]); err != nil {
return 0, err
}
ek = db.sEncodeSetKey(key, args[i])
v = it.RawFind(ek)
if v == nil {
continue
} else {
num++
t.Delete(ek)
}
}
if _, err = db.sIncrSize(key, -num); err != nil {
return 0, err
}
err = t.Commit()
return num, err
} | go | func (db *DB) SRem(key []byte, args ...[]byte) (int64, error) {
t := db.setBatch
t.Lock()
defer t.Unlock()
var ek []byte
var v []byte
var err error
it := db.bucket.NewIterator()
defer it.Close()
var num int64
for i := 0; i < len(args); i++ {
if err := checkSetKMSize(key, args[i]); err != nil {
return 0, err
}
ek = db.sEncodeSetKey(key, args[i])
v = it.RawFind(ek)
if v == nil {
continue
} else {
num++
t.Delete(ek)
}
}
if _, err = db.sIncrSize(key, -num); err != nil {
return 0, err
}
err = t.Commit()
return num, err
} | [
"func",
"(",
"db",
"*",
"DB",
")",
"SRem",
"(",
"key",
"[",
"]",
"byte",
",",
"args",
"...",
"[",
"]",
"byte",
")",
"(",
"int64",
",",
"error",
")",
"{",
"t",
":=",
"db",
".",
"setBatch",
"\n",
"t",
".",
"Lock",
"(",
")",
"\n",
"defer",
"t"... | // SRem removes the members of set. | [
"SRem",
"removes",
"the",
"members",
"of",
"set",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_set.go#L430-L466 | train |
siddontang/ledisdb | ledis/t_set.go | SUnion | func (db *DB) SUnion(keys ...[]byte) ([][]byte, error) {
v, err := db.sUnionGeneric(keys...)
return v, err
} | go | func (db *DB) SUnion(keys ...[]byte) ([][]byte, error) {
v, err := db.sUnionGeneric(keys...)
return v, err
} | [
"func",
"(",
"db",
"*",
"DB",
")",
"SUnion",
"(",
"keys",
"...",
"[",
"]",
"byte",
")",
"(",
"[",
"]",
"[",
"]",
"byte",
",",
"error",
")",
"{",
"v",
",",
"err",
":=",
"db",
".",
"sUnionGeneric",
"(",
"keys",
"...",
")",
"\n",
"return",
"v",
... | // SUnion unions the sets. | [
"SUnion",
"unions",
"the",
"sets",
"."
] | 8ceb77e66a9234dc460f28234390a5896a96a584 | https://github.com/siddontang/ledisdb/blob/8ceb77e66a9234dc460f28234390a5896a96a584/ledis/t_set.go#L500-L503 | train |
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