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def BVS(self, params):
"""
BVS label
Branch to the instruction at label if the V flag is set
"""
label = self.get_one_parameter(self.ONE_PARAMETER, params)
self.check_arguments(label_exists=(label,))
# BVS label
def BVS_func():
if self.is_V_set():
self.register['PC'] = self.labels[label]
return BVS_func
|
BVS label
Branch to the instruction at label if the V flag is set
|
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|
def get_queryset(self, request):
"""Shows one entry per distinct metric name"""
queryset = super(MetricGroupAdmin, self).get_queryset(request)
# poor-man's DISTINCT ON for Sqlite3
qs_values = queryset.values('id', 'name')
# 2.7+ only :(
# = {metric['name']: metric['id'] for metric in qs_values}
distinct_names = {}
for metric in qs_values:
distinct_names[metric['name']] = metric['id']
queryset = self.model.objects.filter(id__in=distinct_names.values())
return queryset
|
Shows one entry per distinct metric name
|
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|
def save_model(self, request, obj, form, change):
"""Updates all metrics with the same name"""
like_metrics = self.model.objects.filter(name=obj.name)
# 2.7+ only :(
# = {key: form.cleaned_data[key] for key in form.changed_data}
updates = {}
for key in form.changed_data:
updates[key] = form.cleaned_data[key]
like_metrics.update(**updates)
|
Updates all metrics with the same name
|
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|
def parse_lines(self, code):
"""
Return a list of the parsed code
For each line, return a three-tuple containing:
1. The label
2. The instruction
3. Any arguments or parameters
An element in the tuple may be None or '' if it did not find anything
:param code: The code to parse
:return: A list of tuples in the form of (label, instruction, parameters)
"""
remove_comments = re.compile(r'^([^;@\n]*);?.*$', re.MULTILINE)
code = '\n'.join(remove_comments.findall(code)) # TODO can probably do this better
# TODO labels with spaces between pipes is allowed `|label with space| INST OPER`
parser = re.compile(r'^(\S*)?[\s]*(\S*)([^\n]*)$', re.MULTILINE)
res = parser.findall(code)
# Make all parsing of labels and instructions adhere to all uppercase
res = [(label.upper(), instruction.upper(), parameters.strip()) for (label, instruction, parameters) in res]
return res
|
Return a list of the parsed code
For each line, return a three-tuple containing:
1. The label
2. The instruction
3. Any arguments or parameters
An element in the tuple may be None or '' if it did not find anything
:param code: The code to parse
:return: A list of tuples in the form of (label, instruction, parameters)
|
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|
def check_register(self, arg):
"""
Is the parameter a register in the form of 'R<d>',
and if so is it within the bounds of registers defined
Raises an exception if
1. The parameter is not in the form of 'R<d>'
2. <d> is outside the range of registers defined in the init value
registers or _max_registers
:param arg: The parameter to check
:return: The number of the register
"""
self.check_parameter(arg)
match = re.search(self.REGISTER_REGEX, arg)
if match is None:
raise iarm.exceptions.RuleError("Parameter {} is not a register".format(arg))
try:
r_num = int(match.groups()[0])
except ValueError:
r_num = int(match.groups()[0], 16)
except TypeError:
if arg in 'lr|LR':
return 14
elif arg in 'sp|SP':
return 13
elif arg in 'fp|FP':
return 7 ## TODO this could be 7 or 11 depending on THUMB and ARM mode http://www.keil.com/support/man/docs/armcc/armcc_chr1359124947957.htm
else:
raise
if r_num > self._max_registers:
raise iarm.exceptions.RuleError(
"Register {} is greater than defined registers of {}".format(arg, self._max_registers))
return r_num
|
Is the parameter a register in the form of 'R<d>',
and if so is it within the bounds of registers defined
Raises an exception if
1. The parameter is not in the form of 'R<d>'
2. <d> is outside the range of registers defined in the init value
registers or _max_registers
:param arg: The parameter to check
:return: The number of the register
|
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|
def check_immediate(self, arg):
"""
Is the parameter an immediate in the form of '#<d>',
Raises an exception if
1. The parameter is not in the form of '#<d>'
:param arg: The parameter to check
:return: The value of the immediate
"""
self.check_parameter(arg)
match = re.search(self.IMMEDIATE_REGEX, arg)
if match is None:
raise iarm.exceptions.RuleError("Parameter {} is not an immediate".format(arg))
return self.convert_to_integer(match.groups()[0])
|
Is the parameter an immediate in the form of '#<d>',
Raises an exception if
1. The parameter is not in the form of '#<d>'
:param arg: The parameter to check
:return: The value of the immediate
|
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|
def check_immediate_unsigned_value(self, arg, bit):
"""
Is the immediate within the unsigned value of 2**bit - 1
Raises an exception if
1. The immediate value is > 2**bit - 1
:param arg: The parameter to check
:param bit: The number of bits to use in 2**bit
:return: The value of the immediate
"""
i_num = self.check_immediate(arg)
if (i_num > (2 ** bit - 1)) or (i_num < 0):
raise iarm.exceptions.RuleError("Immediate {} is not an unsigned {} bit value".format(arg, bit))
return i_num
|
Is the immediate within the unsigned value of 2**bit - 1
Raises an exception if
1. The immediate value is > 2**bit - 1
:param arg: The parameter to check
:param bit: The number of bits to use in 2**bit
:return: The value of the immediate
|
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|
def check_immediate_value(self, arg, _max, _min=0):
"""
Is the immediate within the range of [_min, _max]
Raises an exception if
1. The immediate value is < _min or > _max
:param arg: The parameter to check
:param _max: The maximum value
:param _min: The minimum value, optional, default is zero
:return: The immediate value
"""
i_num = self.check_immediate(arg)
if (i_num > _max) or (i_num < _min):
raise iarm.exceptions.RuleError("Immediate {} is not within the range of [{}, {}]".format(arg, _min, _max))
return i_num
|
Is the immediate within the range of [_min, _max]
Raises an exception if
1. The immediate value is < _min or > _max
:param arg: The parameter to check
:param _max: The maximum value
:param _min: The minimum value, optional, default is zero
:return: The immediate value
|
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|
def rule_low_registers(self, arg):
"""Low registers are R0 - R7"""
r_num = self.check_register(arg)
if r_num > 7:
raise iarm.exceptions.RuleError(
"Register {} is not a low register".format(arg))
|
Low registers are R0 - R7
|
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|
def get_parameters(self, regex_exp, parameters):
"""
Given a regex expression and the string with the paramers,
either return a regex match object or raise an exception if the regex
did not find a match
:param regex_exp:
:param parameters:
:return:
"""
# TODO find a better way to do the equate replacement
for rep in self.equates:
parameters = parameters.replace(rep, str(self.equates[rep]))
match = re.match(regex_exp, parameters)
if not match:
raise iarm.exceptions.ParsingError("Parameters are None, did you miss a comma?")
return match.groups()
|
Given a regex expression and the string with the paramers,
either return a regex match object or raise an exception if the regex
did not find a match
:param regex_exp:
:param parameters:
:return:
|
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|
def get_one_parameter(self, regex_exp, parameters):
"""
Get three parameters from a given regex expression
Raise an exception if more than three were found
:param regex_exp:
:param parameters:
:return:
"""
Rx, other = self.get_parameters(regex_exp, parameters)
if other is not None and other.strip():
raise iarm.exceptions.ParsingError("Extra arguments found: {}".format(other))
return Rx.upper()
|
Get three parameters from a given regex expression
Raise an exception if more than three were found
:param regex_exp:
:param parameters:
:return:
|
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|
def get_two_parameters(self, regex_exp, parameters):
"""
Get two parameters from a given regex expression
Raise an exception if more than two were found
:param regex_exp:
:param parameters:
:return:
"""
Rx, Ry, other = self.get_parameters(regex_exp, parameters)
if other is not None and other.strip():
raise iarm.exceptions.ParsingError("Extra arguments found: {}".format(other))
if Rx and Ry:
return Rx.upper(), Ry.upper()
elif not Rx:
raise iarm.exceptions.ParsingError("Missing first positional argument")
else:
raise iarm.exceptions.ParsingError("Missing second positional argument")
|
Get two parameters from a given regex expression
Raise an exception if more than two were found
:param regex_exp:
:param parameters:
:return:
|
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|
def get_three_parameters(self, regex_exp, parameters):
"""
Get three parameters from a given regex expression
Raise an exception if more than three were found
:param regex_exp:
:param parameters:
:return:
"""
Rx, Ry, Rz, other = self.get_parameters(regex_exp, parameters)
if other is not None and other.strip():
raise iarm.exceptions.ParsingError("Extra arguments found: {}".format(other))
return Rx.upper(), Ry.upper(), Rz.upper()
|
Get three parameters from a given regex expression
Raise an exception if more than three were found
:param regex_exp:
:param parameters:
:return:
|
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|
def set_APSR_flag_to_value(self, flag, value):
"""
Set or clear flag in ASPR
:param flag: The flag to set
:param value: If value evaulates to true, it is set, cleared otherwise
:return:
"""
if flag == 'N':
bit = 31
elif flag == 'Z':
bit = 30
elif flag == 'C':
bit = 29
elif flag == 'V':
bit = 28
else:
raise AttributeError("Flag {} does not exist in the APSR".format(flag))
if value:
self.register['APSR'] |= (1 << bit)
else:
self.register['APSR'] -= (1 << bit) if (self.register['APSR'] & (1 << bit)) else 0
|
Set or clear flag in ASPR
:param flag: The flag to set
:param value: If value evaulates to true, it is set, cleared otherwise
:return:
|
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|
def rule_special_registers(self, arg):
"""Raises an exception if the register is not a special register"""
# TODO is PSR supposed to be here?
special_registers = "PSR APSR IPSR EPSR PRIMASK FAULTMASK BASEPRI CONTROL"
if arg not in special_registers.split():
raise iarm.exceptions.RuleError("{} is not a special register; Must be [{}]".format(arg, special_registers))
|
Raises an exception if the register is not a special register
|
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|
def set_C_flag(self, oper_1, oper_2, result, type):
"""
Set C flag
C flag is set if the unsigned number overflows
This condition is obtained if:
1. In addition, the result is smaller than either of the operands
2. In subtraction, if the second operand is larger than the first
This should not be used for shifting as each shift will need to set
the C flag differently
"""
# TODO is this correct?
if type == 'add':
if result < oper_1:
self.set_APSR_flag_to_value('C', 1)
else:
self.set_APSR_flag_to_value('C', 0)
elif type == 'sub':
if oper_1 < oper_2:
# If there was a borrow, then set to zero
self.set_APSR_flag_to_value('C', 0)
else:
self.set_APSR_flag_to_value('C', 1)
elif type == 'shift-left':
if (oper_2 > 0) and (oper_2 < (self._bit_width - 1)):
self.set_APSR_flag_to_value('C', oper_1 & (1 << (self._bit_width - oper_2)))
else:
self.set_APSR_flag_to_value('C', 0)
else:
raise iarm.exceptions.BrainFart("_type is not 'add' or 'sub'")
|
Set C flag
C flag is set if the unsigned number overflows
This condition is obtained if:
1. In addition, the result is smaller than either of the operands
2. In subtraction, if the second operand is larger than the first
This should not be used for shifting as each shift will need to set
the C flag differently
|
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|
def version():
"""Output version of gcdt tools and plugins."""
log.info('gcdt version %s' % __version__)
tools = get_plugin_versions('gcdttool10')
if tools:
log.info('gcdt tools:')
for p, v in tools.items():
log.info(' * %s version %s' % (p, v))
log.info('gcdt plugins:')
for p, v in get_plugin_versions().items():
log.info(' * %s version %s' % (p, v))
generators = get_plugin_versions('gcdtgen10')
if generators:
log.info('gcdt scaffolding generators:')
for p, v in generators.items():
log.info(' * %s version %s' % (p, v))
|
Output version of gcdt tools and plugins.
|
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|
def retries(max_tries, delay=1, backoff=2, exceptions=(Exception,), hook=None):
"""Function decorator implementing retrying logic.
delay: Sleep this many seconds * backoff * try number after failure
backoff: Multiply delay by this factor after each failure
exceptions: A tuple of exception classes; default (Exception,)
hook: A function with the signature: (tries_remaining, exception, mydelay)
"""
"""
def example_hook(tries_remaining, exception, delay):
'''Example exception handler; prints a warning to stderr.
tries_remaining: The number of tries remaining.
exception: The exception instance which was raised.
'''
print >> sys.stderr, "Caught '%s', %d tries remaining, sleeping for %s seconds" % (exception, tries_remaining, delay)
The decorator will call the function up to max_tries times if it raises
an exception.
By default it catches instances of the Exception class and subclasses.
This will recover after all but the most fatal errors. You may specify a
custom tuple of exception classes with the 'exceptions' argument; the
function will only be retried if it raises one of the specified
exceptions.
Additionally you may specify a hook function which will be called prior
to retrying with the number of remaining tries and the exception instance;
see given example. This is primarily intended to give the opportunity to
log the failure. Hook is not called after failure if no retries remain.
"""
def dec(func):
def f2(*args, **kwargs):
mydelay = delay
#tries = range(max_tries)
#tries.reverse()
tries = range(max_tries-1, -1, -1)
for tries_remaining in tries:
try:
return func(*args, **kwargs)
except GracefulExit:
raise
except exceptions as e:
if tries_remaining > 0:
if hook is not None:
hook(tries_remaining, e, mydelay)
sleep(mydelay)
mydelay *= backoff
else:
raise
return f2
return dec
|
Function decorator implementing retrying logic.
delay: Sleep this many seconds * backoff * try number after failure
backoff: Multiply delay by this factor after each failure
exceptions: A tuple of exception classes; default (Exception,)
hook: A function with the signature: (tries_remaining, exception, mydelay)
|
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def get_env():
"""
Read environment from ENV and mangle it to a (lower case) representation
Note: gcdt.utils get_env() is used in many cloudformation.py templates
:return: Environment as lower case string (or None if not matched)
"""
env = os.getenv('ENV', os.getenv('env', None))
if env:
env = env.lower()
return env
|
Read environment from ENV and mangle it to a (lower case) representation
Note: gcdt.utils get_env() is used in many cloudformation.py templates
:return: Environment as lower case string (or None if not matched)
|
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|
def get_context(awsclient, env, tool, command, arguments=None):
"""This assembles the tool context. Private members are preceded by a '_'.
:param tool:
:param command:
:return: dictionary containing the gcdt tool context
"""
# TODO: elapsed, artifact(stack, depl-grp, lambda, api)
if arguments is None:
arguments = {}
context = {
'_awsclient': awsclient,
'env': env,
'tool': tool,
'command': command,
'_arguments': arguments, # TODO clean up arguments -> args
'version': __version__,
'user': _get_user(),
'plugins': get_plugin_versions().keys()
}
return context
|
This assembles the tool context. Private members are preceded by a '_'.
:param tool:
:param command:
:return: dictionary containing the gcdt tool context
|
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|
def get_command(arguments):
"""Extract the first argument from arguments parsed by docopt.
:param arguments parsed by docopt:
:return: command
"""
return [k for k, v in arguments.items()
if not k.startswith('-') and v is True][0]
|
Extract the first argument from arguments parsed by docopt.
:param arguments parsed by docopt:
:return: command
|
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|
def check_gcdt_update():
"""Check whether a newer gcdt is available and output a warning.
"""
try:
inst_version, latest_version = get_package_versions('gcdt')
if inst_version < latest_version:
log.warn('Please consider an update to gcdt version: %s' %
latest_version)
except GracefulExit:
raise
except Exception:
log.warn('PyPi appears to be down - we currently can\'t check for newer gcdt versions')
|
Check whether a newer gcdt is available and output a warning.
|
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|
def dict_selective_merge(a, b, selection, path=None):
"""Conditionally merges b into a if b's keys are contained in selection
:param a:
:param b:
:param selection: limit merge to these top-level keys
:param path:
:return:
"""
if path is None:
path = []
for key in b:
if key in selection:
if key in a:
if isinstance(a[key], dict) and isinstance(b[key], dict):
dict_selective_merge(a[key], b[key], b[key].keys(), path + [str(key)])
elif a[key] != b[key]:
# update the value
a[key] = b[key]
else:
a[key] = b[key]
return a
|
Conditionally merges b into a if b's keys are contained in selection
:param a:
:param b:
:param selection: limit merge to these top-level keys
:param path:
:return:
|
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|
def dict_merge(a, b, path=None):
"""merges b into a"""
return dict_selective_merge(a, b, b.keys(), path)
|
merges b into a
|
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|
def are_credentials_still_valid(awsclient):
"""Check whether the credentials have expired.
:param awsclient:
:return: exit_code
"""
client = awsclient.get_client('lambda')
try:
client.list_functions()
except GracefulExit:
raise
except Exception as e:
log.debug(e)
log.error(e)
return 1
return 0
|
Check whether the credentials have expired.
:param awsclient:
:return: exit_code
|
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|
def flatten(lis):
"""Given a list, possibly nested to any level, return it flattened."""
new_lis = []
for item in lis:
if isinstance(item, collections.Sequence) and not isinstance(item, basestring):
new_lis.extend(flatten(item))
else:
new_lis.append(item)
return new_lis
|
Given a list, possibly nested to any level, return it flattened.
|
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|
def signal_handler(signum, frame):
"""
handle signals.
example: 'signal.signal(signal.SIGTERM, signal_handler)'
"""
# signals are CONSTANTS so there is no mapping from signum to description
# so please add to the mapping in case you use more signals!
description = '%d' % signum
if signum == 2:
description = 'SIGINT'
elif signum == 15:
description = 'SIGTERM'
raise GracefulExit(description)
|
handle signals.
example: 'signal.signal(signal.SIGTERM, signal_handler)'
|
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|
def json2table(json):
"""This does format a dictionary into a table.
Note this expects a dictionary (not a json string!)
:param json:
:return:
"""
filter_terms = ['ResponseMetadata']
table = []
try:
for k in filter(lambda k: k not in filter_terms, json.keys()):
table.append([k.encode('ascii', 'ignore'),
str(json[k]).encode('ascii', 'ignore')])
return tabulate(table, tablefmt='fancy_grid')
except GracefulExit:
raise
except Exception as e:
log.error(e)
return json
|
This does format a dictionary into a table.
Note this expects a dictionary (not a json string!)
:param json:
:return:
|
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|
def random_string(length=6):
"""Create a random 6 character string.
note: in case you use this function in a test during test together with
an awsclient then this function is altered so you get reproducible results
that will work with your recorded placebo json files (see helpers_aws.py).
"""
return ''.join([random.choice(string.ascii_lowercase) for i in range(length)])
|
Create a random 6 character string.
note: in case you use this function in a test during test together with
an awsclient then this function is altered so you get reproducible results
that will work with your recorded placebo json files (see helpers_aws.py).
|
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|
def all_pages(method, request, accessor, cond=None):
"""Helper to process all pages using botocore service methods (exhausts NextToken).
note: `cond` is optional... you can use it to make filtering more explicit
if you like. Alternatively you can do the filtering in the `accessor` which
is perfectly fine, too
Note: lambda uses a slightly different mechanism so there is a specific version in
ramuda_utils.
:param method: service method
:param request: request dictionary for service call
:param accessor: function to extract data from each response
:param cond: filter function to return True / False based on a response
:return: list of collected resources
"""
if cond is None:
cond = lambda x: True
result = []
next_token = None
while True:
if next_token:
request['nextToken'] = next_token
response = method(**request)
if cond(response):
data = accessor(response)
if data:
if isinstance(data, list):
result.extend(data)
else:
result.append(data)
if 'nextToken' not in response:
break
next_token = response['nextToken']
return result
|
Helper to process all pages using botocore service methods (exhausts NextToken).
note: `cond` is optional... you can use it to make filtering more explicit
if you like. Alternatively you can do the filtering in the `accessor` which
is perfectly fine, too
Note: lambda uses a slightly different mechanism so there is a specific version in
ramuda_utils.
:param method: service method
:param request: request dictionary for service call
:param accessor: function to extract data from each response
:param cond: filter function to return True / False based on a response
:return: list of collected resources
|
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|
def get_invoke(command):
"""
Get the Cmd main method from the click command
:param command: The click Command object
:return: the do_* method for Cmd
:rtype: function
"""
assert isinstance(command, click.Command)
def invoke_(self, arg): # pylint: disable=unused-argument
try:
command.main(args=shlex.split(arg),
prog_name=command.name,
standalone_mode=False,
parent=self.ctx)
except click.ClickException as e:
# Show the error message
e.show()
except click.Abort:
# We got an EOF or Keyboard interrupt. Just silence it
pass
except SystemExit:
# Catch this an return the code instead. All of click's help commands do a sys.exit(),
# and that's not ideal when running in a shell.
pass
except Exception as e:
traceback.print_exception(type(e), e, None)
logger.warning(traceback.format_exc())
# Always return False so the shell doesn't exit
return False
invoke_ = update_wrapper(invoke_, command.callback)
invoke_.__name__ = 'do_%s' % command.name
return invoke_
|
Get the Cmd main method from the click command
:param command: The click Command object
:return: the do_* method for Cmd
:rtype: function
|
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|
def get_help(command):
"""
Get the Cmd help function from the click command
:param command: The click Command object
:return: the help_* method for Cmd
:rtype: function
"""
assert isinstance(command, click.Command)
def help_(self): # pylint: disable=unused-argument
extra = {}
for key, value in command.context_settings.items():
if key not in extra:
extra[key] = value
# Print click's help message
with click.Context(command, info_name=command.name, parent=self.ctx, **extra) as ctx:
click.echo(ctx.get_help(), color=ctx.color)
help_.__name__ = 'help_%s' % command.name
return help_
|
Get the Cmd help function from the click command
:param command: The click Command object
:return: the help_* method for Cmd
:rtype: function
|
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|
def get_complete(command):
"""
Get the Cmd complete function for the click command
:param command: The click Command object
:return: the complete_* method for Cmd
:rtype: function
"""
assert isinstance(command, click.Command)
def complete_(self, text, line, begidx, endidx): # pylint: disable=unused-argument
# Parse the args
args = shlex.split(line[:begidx])
# Strip of the first item which is the name of the command
args = args[1:]
# Then pass them on to the get_choices method that click uses for completion
return list(get_choices(command, command.name, args, text))
complete_.__name__ = 'complete_%s' % command.name
return complete_
|
Get the Cmd complete function for the click command
:param command: The click Command object
:return: the complete_* method for Cmd
:rtype: function
|
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|
def load_template():
"""Bail out if template is not found.
"""
cloudformation, found = load_cloudformation_template()
if not found:
print(colored.red('could not load cloudformation.py, bailing out...'))
sys.exit(1)
return cloudformation
|
Bail out if template is not found.
|
entailment
|
def _import_public_names(module):
"Import public names from module into this module, like import *"
self = sys.modules[__name__]
for name in module.__all__:
if hasattr(self, name):
# don't overwrite existing names
continue
setattr(self, name, getattr(module, name))
|
Import public names from module into this module, like import *
|
entailment
|
def create_argument_parser():
"""Creates the argument parser for haas.
"""
parser = argparse.ArgumentParser(prog='haas')
parser.add_argument('--version', action='version',
version='%(prog)s {0}'.format(haas.__version__))
verbosity = parser.add_mutually_exclusive_group()
verbosity.add_argument('-v', '--verbose', action='store_const', default=1,
dest='verbosity', const=2, help='Verbose output')
verbosity.add_argument('-q', '--quiet', action='store_const', const=0,
dest='verbosity', help='Quiet output')
parser.add_argument('-f', '--failfast', action='store_true', default=False,
help='Stop on first fail or error')
parser.add_argument('-c', '--catch', dest='catch_interrupt',
action='store_true', default=False,
help=('(Ignored) Catch ctrl-C and display results so '
'far'))
parser.add_argument('-b', '--buffer', action='store_true', default=False,
help='Buffer stdout and stderr during tests')
parser.add_argument(
'start', nargs='*', default=[os.getcwd()],
help=('One or more directories or dotted package/module names from '
'which to start searching for tests'))
parser.add_argument('-p', '--pattern', default='test*.py',
help="Pattern to match tests ('test*.py' default)")
parser.add_argument('-t', '--top-level-directory', default=None,
help=('Top level directory of project (defaults to '
'start directory)'))
_add_log_level_option(parser)
return parser
|
Creates the argument parser for haas.
|
entailment
|
def run(self, plugin_manager=None):
"""Run the haas test runner.
This will load and configure the selected plugins, set up the
environment and begin test discovery, loading and running.
Parameters
----------
plugin_manager : haas.plugin_manager.PluginManager
[Optional] Override the use of the default plugin manager.
"""
if plugin_manager is None:
plugin_manager = PluginManager()
plugin_manager.add_plugin_arguments(self.parser)
args = self.parser.parse_args(self.argv[1:])
environment_plugins = plugin_manager.get_enabled_hook_plugins(
plugin_manager.ENVIRONMENT_HOOK, args)
runner = plugin_manager.get_driver(
plugin_manager.TEST_RUNNER, args)
with PluginContext(environment_plugins):
loader = Loader()
discoverer = plugin_manager.get_driver(
plugin_manager.TEST_DISCOVERY, args, loader=loader)
suites = [
discoverer.discover(
start=start,
top_level_directory=args.top_level_directory,
pattern=args.pattern,
)
for start in args.start
]
if len(suites) == 1:
suite = suites[0]
else:
suite = loader.create_suite(suites)
test_count = suite.countTestCases()
result_handlers = plugin_manager.get_enabled_hook_plugins(
plugin_manager.RESULT_HANDLERS, args, test_count=test_count)
result_collector = ResultCollector(
buffer=args.buffer, failfast=args.failfast)
for result_handler in result_handlers:
result_collector.add_result_handler(result_handler)
result = runner.run(result_collector, suite)
return not result.wasSuccessful()
|
Run the haas test runner.
This will load and configure the selected plugins, set up the
environment and begin test discovery, loading and running.
Parameters
----------
plugin_manager : haas.plugin_manager.PluginManager
[Optional] Override the use of the default plugin manager.
|
entailment
|
def encrypt_password(**kwargs):
""" Crypt :new_value: if it's not crypted yet. """
new_value = kwargs['new_value']
field = kwargs['field']
min_length = field.params['min_length']
if len(new_value) < min_length:
raise ValueError(
'`{}`: Value length must be more than {}'.format(
field.name, field.params['min_length']))
if new_value and not crypt.match(new_value):
new_value = str(crypt.encode(new_value))
return new_value
|
Crypt :new_value: if it's not crypted yet.
|
entailment
|
def create_apikey_model(user_model):
""" Generate ApiKey model class and connect it with :user_model:.
ApiKey is generated with relationship to user model class :user_model:
as a One-to-One relationship with a backreference.
ApiKey is set up to be auto-generated when a new :user_model: is created.
Returns ApiKey document class. If ApiKey is already defined, it is not
generated.
Arguments:
:user_model: Class that represents user model for which api keys will
be generated and with which ApiKey will have relationship.
"""
try:
return engine.get_document_cls('ApiKey')
except ValueError:
pass
fk_kwargs = {
'ref_column': None,
}
if hasattr(user_model, '__tablename__'):
fk_kwargs['ref_column'] = '.'.join([
user_model.__tablename__, user_model.pk_field()])
fk_kwargs['ref_column_type'] = user_model.pk_field_type()
class ApiKey(engine.BaseDocument):
__tablename__ = 'nefertari_apikey'
id = engine.IdField(primary_key=True)
token = engine.StringField(default=create_apikey_token)
user = engine.Relationship(
document=user_model.__name__,
uselist=False,
backref_name='api_key',
backref_uselist=False)
user_id = engine.ForeignKeyField(
ref_document=user_model.__name__,
**fk_kwargs)
def reset_token(self):
self.update({'token': create_apikey_token()})
return self.token
# Setup ApiKey autogeneration on :user_model: creation
ApiKey.autogenerate_for(user_model, 'user')
return ApiKey
|
Generate ApiKey model class and connect it with :user_model:.
ApiKey is generated with relationship to user model class :user_model:
as a One-to-One relationship with a backreference.
ApiKey is set up to be auto-generated when a new :user_model: is created.
Returns ApiKey document class. If ApiKey is already defined, it is not
generated.
Arguments:
:user_model: Class that represents user model for which api keys will
be generated and with which ApiKey will have relationship.
|
entailment
|
def cache_request_user(user_cls, request, user_id):
""" Helper function to cache currently logged in user.
User is cached at `request._user`. Caching happens only only
if user is not already cached or if cached user's pk does not
match `user_id`.
:param user_cls: User model class to use for user lookup.
:param request: Pyramid Request instance.
:user_id: Current user primary key field value.
"""
pk_field = user_cls.pk_field()
user = getattr(request, '_user', None)
if user is None or getattr(user, pk_field, None) != user_id:
request._user = user_cls.get_item(**{pk_field: user_id})
|
Helper function to cache currently logged in user.
User is cached at `request._user`. Caching happens only only
if user is not already cached or if cached user's pk does not
match `user_id`.
:param user_cls: User model class to use for user lookup.
:param request: Pyramid Request instance.
:user_id: Current user primary key field value.
|
entailment
|
def get_token_credentials(cls, username, request):
""" Get api token for user with username of :username:
Used by Token-based auth as `credentials_callback` kwarg.
"""
try:
user = cls.get_item(username=username)
except Exception as ex:
log.error(str(ex))
forget(request)
else:
if user:
return user.api_key.token
|
Get api token for user with username of :username:
Used by Token-based auth as `credentials_callback` kwarg.
|
entailment
|
def get_groups_by_token(cls, username, token, request):
""" Get user's groups if user with :username: exists and their api key
token equals :token:
Used by Token-based authentication as `check` kwarg.
"""
try:
user = cls.get_item(username=username)
except Exception as ex:
log.error(str(ex))
forget(request)
return
else:
if user and user.api_key.token == token:
return ['g:%s' % g for g in user.groups]
|
Get user's groups if user with :username: exists and their api key
token equals :token:
Used by Token-based authentication as `check` kwarg.
|
entailment
|
def authenticate_by_password(cls, params):
""" Authenticate user with login and password from :params:
Used both by Token and Ticket-based auths (called from views).
"""
def verify_password(user, password):
return crypt.check(user.password, password)
success = False
user = None
login = params['login'].lower().strip()
key = 'email' if '@' in login else 'username'
try:
user = cls.get_item(**{key: login})
except Exception as ex:
log.error(str(ex))
if user:
password = params.get('password', None)
success = (password and verify_password(user, password))
return success, user
|
Authenticate user with login and password from :params:
Used both by Token and Ticket-based auths (called from views).
|
entailment
|
def get_groups_by_userid(cls, userid, request):
""" Return group identifiers of user with id :userid:
Used by Ticket-based auth as `callback` kwarg.
"""
try:
cache_request_user(cls, request, userid)
except Exception as ex:
log.error(str(ex))
forget(request)
else:
if request._user:
return ['g:%s' % g for g in request._user.groups]
|
Return group identifiers of user with id :userid:
Used by Ticket-based auth as `callback` kwarg.
|
entailment
|
def create_account(cls, params):
""" Create auth user instance with data from :params:.
Used by both Token and Ticket-based auths to register a user (
called from views).
"""
user_params = dictset(params).subset(
['username', 'email', 'password'])
try:
return cls.get_or_create(
email=user_params['email'],
defaults=user_params)
except JHTTPBadRequest:
raise JHTTPBadRequest('Failed to create account.')
|
Create auth user instance with data from :params:.
Used by both Token and Ticket-based auths to register a user (
called from views).
|
entailment
|
def get_authuser_by_userid(cls, request):
""" Get user by ID.
Used by Ticket-based auth. Is added as request method to populate
`request.user`.
"""
userid = authenticated_userid(request)
if userid:
cache_request_user(cls, request, userid)
return request._user
|
Get user by ID.
Used by Ticket-based auth. Is added as request method to populate
`request.user`.
|
entailment
|
def get_authuser_by_name(cls, request):
""" Get user by username
Used by Token-based auth. Is added as request method to populate
`request.user`.
"""
username = authenticated_userid(request)
if username:
return cls.get_item(username=username)
|
Get user by username
Used by Token-based auth. Is added as request method to populate
`request.user`.
|
entailment
|
def walk(self):
""" Walk the directory like os.path
(yields a 3-tuple (dirpath, dirnames, filenames)
except it exclude all files/directories on the fly. """
for root, dirs, files in os.walk(self.path, topdown=True):
# TODO relative walk, recursive call if root excluder found???
#root_excluder = get_root_excluder(root)
ndirs = []
# First we exclude directories
for d in list(dirs):
if self.is_excluded(os.path.join(root, d)):
dirs.remove(d)
elif not os.path.islink(os.path.join(root, d)):
ndirs.append(d)
nfiles = []
for fpath in (os.path.join(root, f) for f in files):
if not self.is_excluded(fpath) and not os.path.islink(fpath):
nfiles.append(os.path.relpath(fpath, root))
yield root, ndirs, nfiles
|
Walk the directory like os.path
(yields a 3-tuple (dirpath, dirnames, filenames)
except it exclude all files/directories on the fly.
|
entailment
|
def includeme(config):
""" Set up event subscribers. """
from .models import (
AuthUserMixin,
random_uuid,
lower_strip,
encrypt_password,
)
add_proc = config.add_field_processors
add_proc(
[random_uuid, lower_strip],
model=AuthUserMixin, field='username')
add_proc([lower_strip], model=AuthUserMixin, field='email')
add_proc([encrypt_password], model=AuthUserMixin, field='password')
|
Set up event subscribers.
|
entailment
|
def _make_request(self, method, params):
"""Make request to API endpoint
Note: Ignoring SSL cert validation due to intermittent failures
http://requests.readthedocs.org/en/latest/user/advanced/#ssl-cert-verification
"""
if self.blocked_until is not None and \
datetime.datetime.utcnow() < self.blocked_until:
raise SlackError("Too many requests - wait until {0}" \
.format(self.blocked_until))
url = "%s/%s" % (SlackClient.BASE_URL, method)
params['token'] = self.token
response = requests.post(url, data=params, verify=self.verify)
if response.status_code == 429:
# Too many requests
retry_after = int(response.headers.get('retry-after', '1'))
self.blocked_until = datetime.datetime.utcnow() + \
datetime.timedelta(seconds=retry_after)
raise SlackError("Too many requests - retry after {0} second(s)" \
.format(retry_after))
result = response.json()
if not result['ok']:
raise SlackError(result['error'])
return result
|
Make request to API endpoint
Note: Ignoring SSL cert validation due to intermittent failures
http://requests.readthedocs.org/en/latest/user/advanced/#ssl-cert-verification
|
entailment
|
def channels_list(self, exclude_archived=True, **params):
"""channels.list
This method returns a list of all channels in the team. This includes
channels the caller is in, channels they are not currently in, and
archived channels. The number of (non-deactivated) members in each
channel is also returned.
https://api.slack.com/methods/channels.list
"""
method = 'channels.list'
params.update({'exclude_archived': exclude_archived and 1 or 0})
return self._make_request(method, params)
|
channels.list
This method returns a list of all channels in the team. This includes
channels the caller is in, channels they are not currently in, and
archived channels. The number of (non-deactivated) members in each
channel is also returned.
https://api.slack.com/methods/channels.list
|
entailment
|
def channel_name_to_id(self, channel_name, force_lookup=False):
"""Helper name for getting a channel's id from its name
"""
if force_lookup or not self.channel_name_id_map:
channels = self.channels_list()['channels']
self.channel_name_id_map = {channel['name']: channel['id'] for channel in channels}
channel = channel_name.startswith('#') and channel_name[1:] or channel_name
return self.channel_name_id_map.get(channel)
|
Helper name for getting a channel's id from its name
|
entailment
|
def chat_post_message(self, channel, text, **params):
"""chat.postMessage
This method posts a message to a channel.
https://api.slack.com/methods/chat.postMessage
"""
method = 'chat.postMessage'
params.update({
'channel': channel,
'text': text,
})
return self._make_request(method, params)
|
chat.postMessage
This method posts a message to a channel.
https://api.slack.com/methods/chat.postMessage
|
entailment
|
def chat_update_message(self, channel, text, timestamp, **params):
"""chat.update
This method updates a message.
Required parameters:
`channel`: Channel containing the message to be updated. (e.g: "C1234567890")
`text`: New text for the message, using the default formatting rules. (e.g: "Hello world")
`timestamp`: Timestamp of the message to be updated (e.g: "1405894322.002768")
https://api.slack.com/methods/chat.update
"""
method = 'chat.update'
if self._channel_is_name(channel):
# chat.update only takes channel ids (not channel names)
channel = self.channel_name_to_id(channel)
params.update({
'channel': channel,
'text': text,
'ts': timestamp,
})
return self._make_request(method, params)
|
chat.update
This method updates a message.
Required parameters:
`channel`: Channel containing the message to be updated. (e.g: "C1234567890")
`text`: New text for the message, using the default formatting rules. (e.g: "Hello world")
`timestamp`: Timestamp of the message to be updated (e.g: "1405894322.002768")
https://api.slack.com/methods/chat.update
|
entailment
|
def includeme(config):
""" Connect view to route that catches all URIs like
'something,something,...'
"""
root = config.get_root_resource()
root.add('nef_polymorphic', '{collections:.+,.+}',
view=PolymorphicESView,
factory=PolymorphicACL)
|
Connect view to route that catches all URIs like
'something,something,...'
|
entailment
|
def get_collections(self):
""" Get names of collections from request matchdict.
:return: Names of collections
:rtype: list of str
"""
collections = self.request.matchdict['collections'].split('/')[0]
collections = [coll.strip() for coll in collections.split(',')]
return set(collections)
|
Get names of collections from request matchdict.
:return: Names of collections
:rtype: list of str
|
entailment
|
def get_resources(self, collections):
""" Get resources that correspond to values from :collections:.
:param collections: Collection names for which resources should be
gathered
:type collections: list of str
:return: Gathered resources
:rtype: list of Resource instances
"""
res_map = self.request.registry._model_collections
resources = [res for res in res_map.values()
if res.collection_name in collections]
resources = [res for res in resources if res]
return set(resources)
|
Get resources that correspond to values from :collections:.
:param collections: Collection names for which resources should be
gathered
:type collections: list of str
:return: Gathered resources
:rtype: list of Resource instances
|
entailment
|
def _get_least_permissions_aces(self, resources):
""" Get ACEs with the least permissions that fit all resources.
To have access to polymorph on N collections, user MUST have
access to all of them. If this is true, ACEs are returned, that
allows 'view' permissions to current request principals.
Otherwise None is returned thus blocking all permissions except
those defined in `nefertari.acl.BaseACL`.
:param resources:
:type resources: list of Resource instances
:return: Generated Pyramid ACEs or None
:rtype: tuple or None
"""
factories = [res.view._factory for res in resources]
contexts = [factory(self.request) for factory in factories]
for ctx in contexts:
if not self.request.has_permission('view', ctx):
return
else:
return [
(Allow, principal, 'view')
for principal in self.request.effective_principals
]
|
Get ACEs with the least permissions that fit all resources.
To have access to polymorph on N collections, user MUST have
access to all of them. If this is true, ACEs are returned, that
allows 'view' permissions to current request principals.
Otherwise None is returned thus blocking all permissions except
those defined in `nefertari.acl.BaseACL`.
:param resources:
:type resources: list of Resource instances
:return: Generated Pyramid ACEs or None
:rtype: tuple or None
|
entailment
|
def set_collections_acl(self):
""" Calculate and set ACL valid for requested collections.
DENY_ALL is added to ACL to make sure no access rules are
inherited.
"""
acl = [(Allow, 'g:admin', ALL_PERMISSIONS)]
collections = self.get_collections()
resources = self.get_resources(collections)
aces = self._get_least_permissions_aces(resources)
if aces is not None:
for ace in aces:
acl.append(ace)
acl.append(DENY_ALL)
self.__acl__ = tuple(acl)
|
Calculate and set ACL valid for requested collections.
DENY_ALL is added to ACL to make sure no access rules are
inherited.
|
entailment
|
def determine_types(self):
""" Determine ES type names from request data.
In particular `request.matchdict['collections']` is used to
determine types names. Its value is comma-separated sequence
of collection names under which views have been registered.
"""
from nefertari.elasticsearch import ES
collections = self.get_collections()
resources = self.get_resources(collections)
models = set([res.view.Model for res in resources])
es_models = [mdl for mdl in models if mdl
and getattr(mdl, '_index_enabled', False)]
types = [ES.src2type(mdl.__name__) for mdl in es_models]
return types
|
Determine ES type names from request data.
In particular `request.matchdict['collections']` is used to
determine types names. Its value is comma-separated sequence
of collection names under which views have been registered.
|
entailment
|
def get_command(domain_name, command_name):
"""Returns a closure function that dispatches message to the WebSocket."""
def send_command(self, **kwargs):
return self.ws.send_message(
'{0}.{1}'.format(domain_name, command_name),
kwargs
)
return send_command
|
Returns a closure function that dispatches message to the WebSocket.
|
entailment
|
def DomainFactory(domain_name, cmds):
"""Dynamically create Domain class and set it's methods."""
klass = type(str(domain_name), (BaseDomain,), {})
for c in cmds:
command = get_command(domain_name, c['name'])
setattr(klass, c['name'], classmethod(command))
return klass
|
Dynamically create Domain class and set it's methods.
|
entailment
|
def main():
"""The entrypoint for the hairball command installed via setup.py."""
description = ('PATH can be either the path to a scratch file, or a '
'directory containing scratch files. Multiple PATH '
'arguments can be provided.')
parser = OptionParser(usage='%prog -p PLUGIN_NAME [options] PATH...',
description=description,
version='%prog {}'.format(__version__))
parser.add_option('-d', '--plugin-dir', metavar='DIR',
help=('Specify the path to a directory containing '
'plugins. Plugins in this directory take '
'precedence over similarly named plugins '
'included with Hairball.'))
parser.add_option('-p', '--plugin', action='append',
help=('Use the named plugin to perform analysis. '
'This option can be provided multiple times.'))
parser.add_option('-k', '--kurt-plugin', action='append',
help=('Provide either a python import path (e.g, '
'kelp.octopi) to a package/module, or the path'
' to a python file, which will be loaded as a '
'Kurt plugin. This option can be provided '
'multiple times.'))
parser.add_option('-q', '--quiet', action='store_true',
help=('Prevent output from Hairball. Plugins may still '
'produce output.'))
parser.add_option('-C', '--no-cache', action='store_true',
help='Do not use Hairball\'s cache.', default=False)
options, args = parser.parse_args(sys.argv[1:])
if not options.plugin:
parser.error('At least one plugin must be specified via -p.')
if not args:
parser.error('At least one PATH must be provided.')
if options.plugin_dir:
if os.path.isdir(options.plugin_dir):
sys.path.append(options.plugin_dir)
else:
parser.error('{} is not a directory'.format(options.plugin_dir))
hairball = Hairball(options, args, cache=not options.no_cache)
hairball.initialize_plugins()
hairball.process()
hairball.finalize()
|
The entrypoint for the hairball command installed via setup.py.
|
entailment
|
def path_to_key(filepath):
"""Return the sha1sum (key) belonging to the file at filepath."""
tmp, last = os.path.split(filepath)
tmp, middle = os.path.split(tmp)
return '{}{}{}'.format(os.path.basename(tmp), middle,
os.path.splitext(last)[0])
|
Return the sha1sum (key) belonging to the file at filepath.
|
entailment
|
def key_to_path(self, key):
"""Return the fullpath to the file with sha1sum key."""
return os.path.join(self.cache_dir, key[:2], key[2:4],
key[4:] + '.pkl')
|
Return the fullpath to the file with sha1sum key.
|
entailment
|
def load(self, filename):
"""Optimized load and return the parsed version of filename.
Uses the on-disk parse cache if the file is located in it.
"""
# Compute sha1 hash (key)
with open(filename) as fp:
key = sha1(fp.read()).hexdigest()
path = self.key_to_path(key)
# Return the cached file if available
if key in self.hashes:
try:
with open(path) as fp:
return cPickle.load(fp)
except EOFError:
os.unlink(path)
self.hashes.remove(key)
except IOError:
self.hashes.remove(key)
# Create the nested cache directory
try:
os.makedirs(os.path.dirname(path))
except OSError as exc:
if exc.errno != errno.EEXIST:
raise
# Process the file and save in the cache
scratch = kurt.Project.load(filename) # can fail
with os.fdopen(os.open(path, os.O_WRONLY | os.O_CREAT,
0400), 'w') as fp:
# open file for writing but make it immediately read-only
cPickle.dump(scratch, fp, cPickle.HIGHEST_PROTOCOL)
self.hashes.add(key)
return scratch
|
Optimized load and return the parsed version of filename.
Uses the on-disk parse cache if the file is located in it.
|
entailment
|
def hairball_files(self, paths, extensions):
"""Yield filepath to files with the proper extension within paths."""
def add_file(filename):
return os.path.splitext(filename)[1] in extensions
while paths:
arg_path = paths.pop(0)
if os.path.isdir(arg_path):
found = False
for path, dirs, files in os.walk(arg_path):
dirs.sort() # Traverse in sorted order
for filename in sorted(files):
if add_file(filename):
yield os.path.join(path, filename)
found = True
if not found:
if not self.options.quiet:
print('No files found in {}'.format(arg_path))
elif add_file(arg_path):
yield arg_path
elif not self.options.quiet:
print('Invalid file {}'.format(arg_path))
print('Did you forget to load a Kurt plugin (-k)?')
|
Yield filepath to files with the proper extension within paths.
|
entailment
|
def initialize_plugins(self):
"""Attempt to Load and initialize all the plugins.
Any issues loading plugins will be output to stderr.
"""
for plugin_name in self.options.plugin:
parts = plugin_name.split('.')
if len(parts) > 1:
module_name = '.'.join(parts[:-1])
class_name = parts[-1]
else:
# Use the titlecase format of the module name as the class name
module_name = parts[0]
class_name = parts[0].title()
# First try to load plugins from the passed in plugins_dir and then
# from the hairball.plugins package.
plugin = None
for package in (None, 'hairball.plugins'):
if package:
module_name = '{}.{}'.format(package, module_name)
try:
module = __import__(module_name, fromlist=[class_name])
# Initializes the plugin by calling its constructor
plugin = getattr(module, class_name)()
# Verify plugin is of the correct class
if not isinstance(plugin, HairballPlugin):
sys.stderr.write('Invalid type for plugin {}: {}\n'
.format(plugin_name, type(plugin)))
plugin = None
else:
break
except (ImportError, AttributeError):
pass
if plugin:
self.plugins.append(plugin)
else:
sys.stderr.write('Cannot find plugin {}\n'.format(plugin_name))
if not self.plugins:
sys.stderr.write('No plugins loaded. Goodbye!\n')
sys.exit(1)
|
Attempt to Load and initialize all the plugins.
Any issues loading plugins will be output to stderr.
|
entailment
|
def process(self):
"""Run the analysis across all files found in the given paths.
Each file is loaded once and all plugins are run against it before
loading the next file.
"""
for filename in self.hairball_files(self.paths, self.extensions):
if not self.options.quiet:
print(filename)
try:
if self.cache:
scratch = self.cache.load(filename)
else:
scratch = kurt.Project.load(filename)
except Exception: # pylint: disable=W0703
traceback.print_exc()
continue
for plugin in self.plugins:
# pylint: disable=W0212
plugin._process(scratch, filename=filename)
|
Run the analysis across all files found in the given paths.
Each file is loaded once and all plugins are run against it before
loading the next file.
|
entailment
|
def maybe_dotted(module, throw=True):
""" If ``module`` is a dotted string pointing to the module,
imports and returns the module object.
"""
try:
return Configurator().maybe_dotted(module)
except ImportError as e:
err = '%s not found. %s' % (module, e)
if throw:
raise ImportError(err)
else:
log.error(err)
return None
|
If ``module`` is a dotted string pointing to the module,
imports and returns the module object.
|
entailment
|
def issequence(arg):
"""Return True if `arg` acts as a list and does not look like a string."""
string_behaviour = (
isinstance(arg, six.string_types) or
isinstance(arg, six.text_type))
list_behaviour = hasattr(arg, '__getitem__') or hasattr(arg, '__iter__')
return not string_behaviour and list_behaviour
|
Return True if `arg` acts as a list and does not look like a string.
|
entailment
|
def merge_dicts(a, b, path=None):
""" Merge dict :b: into dict :a:
Code snippet from http://stackoverflow.com/a/7205107
"""
if path is None:
path = []
for key in b:
if key in a:
if isinstance(a[key], dict) and isinstance(b[key], dict):
merge_dicts(a[key], b[key], path + [str(key)])
elif a[key] == b[key]:
pass # same leaf value
else:
raise Exception(
'Conflict at %s' % '.'.join(path + [str(key)]))
else:
a[key] = b[key]
return a
|
Merge dict :b: into dict :a:
Code snippet from http://stackoverflow.com/a/7205107
|
entailment
|
def str2dict(dotted_str, value=None, separator='.'):
""" Convert dotted string to dict splitting by :separator: """
dict_ = {}
parts = dotted_str.split(separator)
d, prev = dict_, None
for part in parts:
prev = d
d = d.setdefault(part, {})
else:
if value is not None:
prev[part] = value
return dict_
|
Convert dotted string to dict splitting by :separator:
|
entailment
|
def validate_data_privacy(request, data, wrapper_kw=None):
""" Validate :data: contains only data allowed by privacy settings.
:param request: Pyramid Request instance
:param data: Dict containing request/response data which should be
validated
"""
from nefertari import wrappers
if wrapper_kw is None:
wrapper_kw = {}
wrapper = wrappers.apply_privacy(request)
allowed_fields = wrapper(result=data, **wrapper_kw).keys()
data = data.copy()
data.pop('_type', None)
not_allowed_fields = set(data.keys()) - set(allowed_fields)
if not_allowed_fields:
raise wrappers.ValidationError(', '.join(not_allowed_fields))
|
Validate :data: contains only data allowed by privacy settings.
:param request: Pyramid Request instance
:param data: Dict containing request/response data which should be
validated
|
entailment
|
def drop_reserved_params(params):
""" Drops reserved params """
from nefertari import RESERVED_PARAMS
params = params.copy()
for reserved_param in RESERVED_PARAMS:
if reserved_param in params:
params.pop(reserved_param)
return params
|
Drops reserved params
|
entailment
|
def _send_command_raw(self, command, opt=''):
"""
Description:
The TV doesn't handle long running connections very well,
so we open a new connection every time.
There might be a better way to do this,
but it's pretty quick and resilient.
Returns:
If a value is being requested ( opt2 is "?" ),
then the return value is returned.
If a value is being set,
it returns True for "OK" or False for "ERR"
"""
# According to the documentation:
# http://files.sharpusa.com/Downloads/ForHome/
# HomeEntertainment/LCDTVs/Manuals/tel_man_LC40_46_52_60LE830U.pdf
# Page 58 - Communication conditions for IP
# The connection could be lost (but not only after 3 minutes),
# so we need to the remote commands to be sure about states
end_time = time.time() + self.timeout
while time.time() < end_time:
try:
# Connect
sock_con = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock_con.settimeout(self.connection_timeout)
sock_con.connect((self.ip_address, self.port))
# Authenticate
sock_con.send(self.auth)
sock_con.recv(1024)
sock_con.recv(1024)
# Send command
if opt != '':
command += str(opt)
sock_con.send(str.encode(command.ljust(8) + '\r'))
status = bytes.decode(sock_con.recv(1024)).strip()
except (OSError, socket.error) as exp:
time.sleep(0.1)
if time.time() >= end_time:
raise exp
else:
sock_con.close()
# Sometimes the status is empty so
# We need to retry
if status != u'':
break
if status == "OK":
return True
elif status == "ERR":
return False
else:
try:
return int(status)
except ValueError:
return status
|
Description:
The TV doesn't handle long running connections very well,
so we open a new connection every time.
There might be a better way to do this,
but it's pretty quick and resilient.
Returns:
If a value is being requested ( opt2 is "?" ),
then the return value is returned.
If a value is being set,
it returns True for "OK" or False for "ERR"
|
entailment
|
def info(self):
"""
Description:
Returns dict of information about the TV
name, model, version
"""
return {"name": self._send_command('name'),
"model": self._send_command('model'),
"version": self._send_command('version'),
"ip_version": self._send_command('ip_version')
}
|
Description:
Returns dict of information about the TV
name, model, version
|
entailment
|
def get_input_list(self):
"""
Description:
Get input list
Returns an ordered list of all available input keys and names
"""
inputs = [' '] * len(self.command['input'])
for key in self.command['input']:
inputs[self.command['input'][key]['order']] = {"key":key, "name":self.command['input'][key]['name']}
return inputs
|
Description:
Get input list
Returns an ordered list of all available input keys and names
|
entailment
|
def input(self, opt):
"""
Description:
Set the input
Call with no arguments to get current setting
Arguments:
opt: string
Name provided from input list or key from yaml ("HDMI 1" or "hdmi_1")
"""
for key in self.command['input']:
if (key == opt) or (self.command['input'][key]['name'] == opt):
return self._send_command(['input', key, 'command'])
return False
|
Description:
Set the input
Call with no arguments to get current setting
Arguments:
opt: string
Name provided from input list or key from yaml ("HDMI 1" or "hdmi_1")
|
entailment
|
def digital_channel_air(self, opt1='?', opt2='?'):
"""
Description:
Change Channel (Digital)
Pass Channels "XX.YY" as TV.digital_channel_air(XX, YY)
Arguments:
opt1: integer
1-99: Major Channel
opt2: integer (optional)
1-99: Minor Channel
"""
if opt1 == '?':
parameter = '?'
elif opt2 == '?':
parameter = str(opt1).rjust(4, "0")
else:
parameter = '{:02d}{:02d}'.format(opt1, opt2)
return self._send_command('digital_channel_air', parameter)
|
Description:
Change Channel (Digital)
Pass Channels "XX.YY" as TV.digital_channel_air(XX, YY)
Arguments:
opt1: integer
1-99: Major Channel
opt2: integer (optional)
1-99: Minor Channel
|
entailment
|
def digital_channel_cable(self, opt1='?', opt2=0):
"""
Description:
Change Channel (Digital)
Pass Channels "XXX.YYY" as TV.digital_channel_cable(XXX, YYY)
Arguments:
opt1: integer
1-999: Major Channel
opt2: integer (optional)
0-999: Minor Channel
"""
if opt1 == '?':
parameter = '?'
elif self.command['digital_channel_cable_minor'] == '':
parameter = str(opt1).rjust(4, "0")
else:
self._send_command('digital_channel_cable_minor', str(opt1).rjust(3, "0"))
parameter = str(opt2).rjust(3, "0")
return self._send_command('digital_channel_cable_major', parameter)
|
Description:
Change Channel (Digital)
Pass Channels "XXX.YYY" as TV.digital_channel_cable(XXX, YYY)
Arguments:
opt1: integer
1-999: Major Channel
opt2: integer (optional)
0-999: Minor Channel
|
entailment
|
def get_remote_button_list(self):
"""
Description:
Get remote button list
Returns an list of all available remote buttons
"""
remote_buttons = []
for key in self.command['remote']:
if self.command['remote'][key] != '':
remote_buttons.append(key)
return remote_buttons
|
Description:
Get remote button list
Returns an list of all available remote buttons
|
entailment
|
def check_results(tmp_):
"""Return a 3 tuple for something."""
# TODO: Fix this to work with more meaningful names
if tmp_['t'] > 0:
if tmp_['l'] > 0:
if tmp_['rr'] > 0 or tmp_['ra'] > 1:
print 1, 3, tmp_
return 3
elif tmp_['cr'] > 0 or tmp_['ca'] > 1:
print 2, 3, tmp_
return 3
elif tmp_['mr'] > 0 or tmp_['ma'] > 1:
print 3, 2, tmp_
return 2
if tmp_['cr'] > 1 or tmp_['ca'] > 2:
print 4, 2, tmp_
return 2
if tmp_['mr'] > 0 or tmp_['ma'] > 1:
if tmp_['cr'] > 0 or tmp_['ca'] > 1:
print 6, 0, tmp_
return 0
if tmp_['rr'] > 1 or tmp_['ra'] > 2:
print 7, 0, tmp_
return 0
if tmp_['sr'] > 1 or tmp_['sa'] > 2:
print 8, 0, tmp_
return 0
if tmp_['l'] > 0:
if tmp_['rr'] > 0 or tmp_['ra'] > 1:
print 9, 2, tmp_
return 2
if tmp_['cr'] > 0 or tmp_['ca'] > 1:
print 10, 0, tmp_
return 0
return -1
|
Return a 3 tuple for something.
|
entailment
|
def _check_animation(self, last, last_level, gen):
"""Internal helper function to check the animation."""
tmp_ = Counter()
results = Counter()
name, level, block = last, last_level, last
others = False
while name in self.ANIMATION and level >= last_level:
if name in self.LOOP:
if block != last:
count = self.check_results(tmp_)
if count > -1:
results[count] += 1
tmp_.clear()
tmp_['last'] += 1
for attribute in ('costume', 'orientation', 'position', 'size'):
if (name, 'relative') in self.BLOCKMAPPING[attribute]:
tmp_[(attribute, 'relative')] += 1
elif (name, 'absolute') in self.BLOCKMAPPING[attribute]:
tmp_[(attribute, 'absolute')] += 1
if name in self.TIMING:
tmp_['timing'] += 1
last_level = level
name, level, block = next(gen, ('', 0, ''))
# allow some exceptions
if name not in self.ANIMATION and name != '':
if not others:
if block.type.shape != 'stack':
last_level = level
(name, level, block) = next(gen, ('', 0, ''))
others = True
count = self.check_results(tmp_)
if count > -1:
results[count] += 1
return gen, results
|
Internal helper function to check the animation.
|
entailment
|
def analyze(self, scratch, **kwargs):
"""Run and return the results from the Animation plugin."""
results = Counter()
for script in self.iter_scripts(scratch):
gen = self.iter_blocks(script.blocks)
name = 'start'
level = None
while name != '':
if name in self.ANIMATION:
gen, count = self._check_animation(name, level, gen)
results.update(count)
name, level, _ = next(gen, ('', 0, ''))
return {'animation': results}
|
Run and return the results from the Animation plugin.
|
entailment
|
def get_receive(self, script_list):
"""Return a list of received events contained in script_list."""
events = defaultdict(set)
for script in script_list:
if self.script_start_type(script) == self.HAT_WHEN_I_RECEIVE:
event = script.blocks[0].args[0].lower()
events[event].add(script)
return events
|
Return a list of received events contained in script_list.
|
entailment
|
def analyze(self, scratch, **kwargs):
"""Run and return the results from the BroadcastReceive plugin."""
all_scripts = list(self.iter_scripts(scratch))
results = defaultdict(set)
broadcast = dict((x, self.get_broadcast_events(x)) # Events by script
for x in all_scripts)
correct = self.get_receive(all_scripts)
results['never broadcast'] = set(correct.keys())
for script, events in broadcast.items():
for event in events.keys():
if event is True: # Remove dynamic broadcasts
results['dynamic broadcast'].add(script.morph.name)
del events[event]
elif event in correct:
results['never broadcast'].discard(event)
else:
results['never received'].add(event)
# remove events from correct dict that were never broadcast
for event in correct.keys():
if event in results['never broadcast']:
del correct[event]
# Find scripts that have more than one broadcast event on any possible
# execution path through the program
# TODO: Permit mutually exclusive broadcasts
for events in broadcast.values():
if len(events) > 1:
for event in events:
if event in correct:
results['parallel broadcasts'].add(event)
del correct[event]
# Find events that have two (or more) receivers in which one of the
# receivers has a "delay" block
for event, scripts in correct.items():
if len(scripts) > 1:
for script in scripts:
for _, _, block in self.iter_blocks(script.blocks):
if block.type.shape == 'stack':
results['multiple receivers with delay'].add(event)
if event in correct:
del correct[event]
results['success'] = set(correct.keys())
return {'broadcast': results}
|
Run and return the results from the BroadcastReceive plugin.
|
entailment
|
def analyze(self, scratch, **kwargs):
"""Categorize instances of attempted say and sound synchronization."""
errors = Counter()
for script in self.iter_scripts(scratch):
prev_name, prev_depth, prev_block = '', 0, script.blocks[0]
gen = self.iter_blocks(script.blocks)
for name, depth, block in gen:
if prev_depth == depth:
if prev_name in self.SAY_THINK:
if name == 'play sound %s until done':
if not self.is_blank(prev_block.args[0]):
errors += self.check(gen)
# TODO: What about play sound?
elif prev_name in self.SAY_THINK_DURATION and \
'play sound %s' in name:
errors['1'] += 1
elif prev_name == 'play sound %s':
if name in self.SAY_THINK:
errors[self.INCORRECT] += 1
elif name in self.SAY_THINK_DURATION:
if self.is_blank(block.args[0]):
errors[self.ERROR] += 1
else:
errors[self.HACKISH] += 1
elif prev_name == 'play sound %s until done' and \
name in self.ALL_SAY_THINK:
if not self.is_blank(block.args[0]):
errors[self.INCORRECT] += 1
# TODO: Should there be an else clause here?
prev_name, prev_depth, prev_block = name, depth, block
return {'sound': errors}
|
Categorize instances of attempted say and sound synchronization.
|
entailment
|
def check(self, gen):
"""Check that the last part of the chain matches.
TODO: Fix to handle the following situation that appears to not work
say 'message 1'
play sound until done
say 'message 2'
say 'message 3'
play sound until done
say ''
"""
retval = Counter()
name, _, block = next(gen, ('', 0, ''))
if name in self.SAY_THINK:
if self.is_blank(block.args[0]):
retval[self.CORRECT] += 1
else:
name, _, block = next(gen, ('', 0, ''))
if name == 'play sound %s until done':
# Increment the correct count because we have at least
# one successful instance
retval[self.CORRECT] += 1
# This block represents the beginning of a second
retval += self.check(gen)
else:
retval[self.INCORRECT] += 1
else:
retval[self.INCORRECT] += 1
return retval
|
Check that the last part of the chain matches.
TODO: Fix to handle the following situation that appears to not work
say 'message 1'
play sound until done
say 'message 2'
say 'message 3'
play sound until done
say ''
|
entailment
|
def _format_exception(err, is_failure, stdout=None, stderr=None):
"""Converts a sys.exc_info()-style tuple of values into a string."""
exctype, value, tb = err
# Skip test runner traceback levels
while tb and _is_relevant_tb_level(tb):
tb = tb.tb_next
if is_failure:
# Skip assert*() traceback levels
length = _count_relevant_tb_levels(tb)
msgLines = traceback.format_exception(exctype, value, tb, length)
else:
msgLines = traceback.format_exception(exctype, value, tb)
encoding = locale.getpreferredencoding()
msgLines = [_decode(line, encoding) for line in msgLines]
if stdout:
if not stdout.endswith('\n'):
stdout += '\n'
msgLines.append(STDOUT_LINE % stdout)
if stderr:
if not stderr.endswith('\n'):
stderr += '\n'
msgLines.append(STDERR_LINE % stderr)
return ''.join(msgLines)
|
Converts a sys.exc_info()-style tuple of values into a string.
|
entailment
|
def _setup_stdout(self):
"""Hook stdout and stderr if buffering is enabled.
"""
if self.buffer:
if self._stderr_buffer is None:
self._stderr_buffer = StringIO()
self._stdout_buffer = StringIO()
sys.stdout = self._stdout_buffer
sys.stderr = self._stderr_buffer
|
Hook stdout and stderr if buffering is enabled.
|
entailment
|
def _restore_stdout(self):
"""Unhook stdout and stderr if buffering is enabled.
"""
if self.buffer:
if self._mirror_output:
output = sys.stdout.getvalue()
error = sys.stderr.getvalue()
if output:
if not output.endswith('\n'):
output += '\n'
self._original_stdout.write(STDOUT_LINE % output)
if error:
if not error.endswith('\n'):
error += '\n'
self._original_stderr.write(STDERR_LINE % error)
sys.stdout = self._original_stdout
sys.stderr = self._original_stderr
self._stdout_buffer.seek(0)
self._stdout_buffer.truncate()
self._stderr_buffer.seek(0)
self._stderr_buffer.truncate()
|
Unhook stdout and stderr if buffering is enabled.
|
entailment
|
def add_result_handler(self, handler):
"""Register a new result handler.
"""
self._result_handlers.append(handler)
# Reset sorted handlers
if self._sorted_handlers:
self._sorted_handlers = None
|
Register a new result handler.
|
entailment
|
def add_result(self, result):
"""Add an already-constructed :class:`~.TestResult` to this
:class:`~.ResultCollector`.
This may be used when collecting results created by other
ResultCollectors (e.g. in subprocesses).
"""
for handler in self._handlers:
handler(result)
if self._successful and result.status not in _successful_results:
self._successful = False
|
Add an already-constructed :class:`~.TestResult` to this
:class:`~.ResultCollector`.
This may be used when collecting results created by other
ResultCollectors (e.g. in subprocesses).
|
entailment
|
def _handle_result(self, test, status, exception=None, message=None):
"""Create a :class:`~.TestResult` and add it to this
:class:`~ResultCollector`.
Parameters
----------
test : unittest.TestCase
The test that this result will represent.
status : haas.result.TestCompletionStatus
The status of the test.
exception : tuple
``exc_info`` tuple ``(type, value, traceback)``.
message : str
Optional message associated with the result (e.g. skip
reason).
"""
if self.buffer:
stderr = self._stderr_buffer.getvalue()
stdout = self._stdout_buffer.getvalue()
else:
stderr = stdout = None
started_time = self._test_timing.get(self._testcase_to_key(test))
if started_time is None and isinstance(test, ErrorHolder):
started_time = datetime.utcnow()
elif started_time is None:
raise RuntimeError(
'Missing test start! Please report this error as a bug in '
'haas.')
completion_time = datetime.utcnow()
duration = TestDuration(started_time, completion_time)
result = TestResult.from_test_case(
test,
status,
duration=duration,
exception=exception,
message=message,
stdout=stdout,
stderr=stderr,
)
self.add_result(result)
return result
|
Create a :class:`~.TestResult` and add it to this
:class:`~ResultCollector`.
Parameters
----------
test : unittest.TestCase
The test that this result will represent.
status : haas.result.TestCompletionStatus
The status of the test.
exception : tuple
``exc_info`` tuple ``(type, value, traceback)``.
message : str
Optional message associated with the result (e.g. skip
reason).
|
entailment
|
def addError(self, test, exception):
"""Register that a test ended in an error.
Parameters
----------
test : unittest.TestCase
The test that has completed.
exception : tuple
``exc_info`` tuple ``(type, value, traceback)``.
"""
result = self._handle_result(
test, TestCompletionStatus.error, exception=exception)
self.errors.append(result)
self._mirror_output = True
|
Register that a test ended in an error.
Parameters
----------
test : unittest.TestCase
The test that has completed.
exception : tuple
``exc_info`` tuple ``(type, value, traceback)``.
|
entailment
|
def addFailure(self, test, exception):
"""Register that a test ended with a failure.
Parameters
----------
test : unittest.TestCase
The test that has completed.
exception : tuple
``exc_info`` tuple ``(type, value, traceback)``.
"""
result = self._handle_result(
test, TestCompletionStatus.failure, exception=exception)
self.failures.append(result)
self._mirror_output = True
|
Register that a test ended with a failure.
Parameters
----------
test : unittest.TestCase
The test that has completed.
exception : tuple
``exc_info`` tuple ``(type, value, traceback)``.
|
entailment
|
def addSkip(self, test, reason):
"""Register that a test that was skipped.
Parameters
----------
test : unittest.TestCase
The test that has completed.
reason : str
The reason the test was skipped.
"""
result = self._handle_result(
test, TestCompletionStatus.skipped, message=reason)
self.skipped.append(result)
|
Register that a test that was skipped.
Parameters
----------
test : unittest.TestCase
The test that has completed.
reason : str
The reason the test was skipped.
|
entailment
|
def addExpectedFailure(self, test, exception):
"""Register that a test that failed and was expected to fail.
Parameters
----------
test : unittest.TestCase
The test that has completed.
exception : tuple
``exc_info`` tuple ``(type, value, traceback)``.
"""
result = self._handle_result(
test, TestCompletionStatus.expected_failure, exception=exception)
self.expectedFailures.append(result)
|
Register that a test that failed and was expected to fail.
Parameters
----------
test : unittest.TestCase
The test that has completed.
exception : tuple
``exc_info`` tuple ``(type, value, traceback)``.
|
entailment
|
def addUnexpectedSuccess(self, test):
"""Register a test that passed unexpectedly.
Parameters
----------
test : unittest.TestCase
The test that has completed.
"""
result = self._handle_result(
test, TestCompletionStatus.unexpected_success)
self.unexpectedSuccesses.append(result)
|
Register a test that passed unexpectedly.
Parameters
----------
test : unittest.TestCase
The test that has completed.
|
entailment
|
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