INSTRUCTION stringlengths 1 8.43k | RESPONSE stringlengths 75 104k |
|---|---|
Check if a resource is locked. | def info(self, account_id, resource_id, parent_id):
"""Check if a resource is locked.
If a resource has an explicit status we use that, else
we defer to the parent resource lock status.
"""
resource = self.record(account_id, resource_id)
if resource is None and not paren... |
ENI flow stream processor that rollups enhances and indexes the stream by time period. | def process_eni_metrics(
stream_eni, myips, stream,
start, end, period, sample_size,
resolver, sink_uri):
"""ENI flow stream processor that rollups, enhances,
and indexes the stream by time period."""
stats = Counter()
period_counters = flow_stream_stats(myips, stream, period)... |
Analyze flow log records for application and generate metrics per period | def analyze_app(
app, env, account_id,
bucket, prefix, store_dir,
resources, ipdb, ipranges,
start, end, tz,
sink, period, sample_count,
debug):
"""Analyze flow log records for application and generate metrics per period"""
logging.basicConfig(level=logging.INFO)
... |
List extant cloud functions. | def list_functions(self, prefix=None):
"""List extant cloud functions."""
return self.client.execute_command(
'list',
{'parent': "projects/{}/locations/{}".format(
self.session.get_default_project(),
self.region)}
).get('functions', []) |
publish the given function. | def publish(self, func):
"""publish the given function."""
project = self.session.get_default_project()
func_name = "projects/{}/locations/{}/functions/{}".format(
project, self.region, func.name)
func_info = self.get(func.name)
source_url = None
archive = fu... |
Get the details on a given function. | def get(self, func_name, qualifier=None):
"""Get the details on a given function."""
project = self.session.get_default_project()
func_name = "projects/{}/locations/{}/functions/{}".format(
project, self.region, func_name)
try:
return self.client.execute_query('ge... |
Upload function source and return source url | def _upload(self, archive, region):
"""Upload function source and return source url
"""
# Generate source upload url
url = self.client.execute_command(
'generateUploadUrl',
{'parent': 'projects/{}/locations/{}'.format(
self.session.get_default_proj... |
Verify the pub/ sub topic exists. | def ensure_topic(self):
"""Verify the pub/sub topic exists.
Returns the topic qualified name.
"""
client = self.session.client('pubsub', 'v1', 'projects.topics')
topic = self.get_topic_param()
try:
client.execute_command('get', {'topic': topic})
excep... |
Ensure the given identities are in the iam role bindings for the topic. | def ensure_iam(self, publisher=None):
"""Ensure the given identities are in the iam role bindings for the topic.
"""
topic = self.get_topic_param()
client = self.session.client('pubsub', 'v1', 'projects.topics')
policy = client.execute_command('getIamPolicy', {'resource': topic})... |
Get the parent container for the log sink | def get_parent(self, log_info):
"""Get the parent container for the log sink"""
if self.data.get('scope', 'log') == 'log':
if log_info.scope_type != 'projects':
raise ValueError("Invalid log subscriber scope")
parent = "%s/%s" % (log_info.scope_type, log_info.scop... |
Ensure the log sink and its pub sub topic exist. | def ensure_sink(self):
"""Ensure the log sink and its pub sub topic exist."""
topic_info = self.pubsub.ensure_topic()
scope, sink_path, sink_info = self.get_sink(topic_info)
client = self.session.client('logging', 'v2', '%s.sinks' % scope)
try:
sink = client.execute_c... |
Remove any provisioned log sink if auto created | def remove(self, func):
"""Remove any provisioned log sink if auto created"""
if not self.data['name'].startswith(self.prefix):
return
parent = self.get_parent(self.get_log())
_, sink_path, _ = self.get_sink()
client = self.session.client(
'logging', 'v2',... |
Format log events and relay via sns/ email | def process_log_event(event, context):
"""Format log events and relay via sns/email"""
init()
serialized = event['awslogs'].pop('data')
data = json.loads(zlib.decompress(
base64.b64decode(serialized), 16 + zlib.MAX_WBITS))
# Fetch additional logs for context (20s window)
timestamps = [e... |
Lambda function provisioning. | def get_function(session_factory, name, role, sns_topic, log_groups,
subject="Lambda Error", pattern="Traceback"):
"""Lambda function provisioning.
Self contained within the component, to allow for easier reuse.
"""
# Lazy import to avoid runtime dependency
from c7n.mu import (
... |
Match a given cwe event as cloudtrail with an api call | def match(cls, event):
"""Match a given cwe event as cloudtrail with an api call
That has its information filled out.
"""
if 'detail' not in event:
return False
if 'eventName' not in event['detail']:
return False
k = event['detail']['eventName']
... |
extract resources ids from a cloud trail event. | def get_trail_ids(cls, event, mode):
"""extract resources ids from a cloud trail event."""
resource_ids = ()
event_name = event['detail']['eventName']
event_source = event['detail']['eventSource']
for e in mode.get('events', []):
if not isinstance(e, dict):
... |
Generate a c7n - org accounts config file using AWS Organizations | def main(role, ou, assume, profile, output, regions, active):
"""Generate a c7n-org accounts config file using AWS Organizations
With c7n-org you can then run policies or arbitrary scripts across
accounts.
"""
session = get_session(assume, 'c7n-org', profile)
client = session.client('organizat... |
Download a traildb file for a given account/ day/ region | def download(config, account, day, region, output):
"""Download a traildb file for a given account/day/region"""
with open(config) as fh:
config = yaml.safe_load(fh.read())
jsonschema.validate(config, CONFIG_SCHEMA)
found = None
for info in config['accounts']:
if info['name'] == a... |
time series lastest record time by account. | def status(config):
"""time series lastest record time by account."""
with open(config) as fh:
config = yaml.safe_load(fh.read())
jsonschema.validate(config, CONFIG_SCHEMA)
last_index = get_incremental_starts(config, None)
accounts = {}
for (a, region), last in last_index.items():
... |
index traildbs directly from s3 for multiple accounts. | def index(config, start, end, incremental=False, concurrency=5, accounts=None,
verbose=False):
"""index traildbs directly from s3 for multiple accounts.
context: assumes a daily traildb file in s3 with key path
specified by key_template in config file for each account
"""
with op... |
Returns a sqlite row factory that returns a dictionary | def dict_factory(cursor, row):
"""Returns a sqlite row factory that returns a dictionary"""
d = {}
for idx, col in enumerate(cursor.description):
d[col[0]] = row[idx]
return d |
Generator that returns the events | def fetch_events(cursor, config, account_name):
"""Generator that returns the events"""
query = config['indexer'].get('query',
'select * from events where user_agent glob \'*CloudCustodian*\'')
for event in cursor.execute(query):
event['account'] = account_name
event['_index'] = con... |
traildb bucket folders are not zero - padded so this validation checks that the keys returned by the paginator are * really after * the config date | def valid_date(key, config_date):
""" traildb bucket folders are not zero-padded so this validation
checks that the keys returned by the paginator are
*really after* the config date
"""
key_date = "/".join(key.split("/")[4:7])
return parse_date(key_date) > parse_date(config_date) |
index traildbs directly from s3 for multiple accounts. | def index(
config, date=None, directory=None, concurrency=5, accounts=None,
tag=None, verbose=False):
"""index traildbs directly from s3 for multiple accounts.
context: assumes a daily traildb file in s3 with dated key path
"""
logging.basicConfig(level=(verbose and logging.DEBUG or lo... |
Creates a session using available authentication type. | def _initialize_session(self):
"""
Creates a session using available authentication type.
Auth priority:
1. Token Auth
2. Tenant Auth
3. Azure CLI Auth
"""
# Only run once
if self.credentials is not None:
return
tenant_auth_... |
latest non - preview api version for resource | def resource_api_version(self, resource_id):
""" latest non-preview api version for resource """
namespace = ResourceIdParser.get_namespace(resource_id)
resource_type = ResourceIdParser.get_resource_type(resource_id)
cache_id = namespace + resource_type
if cache_id in self._pr... |
Build auth json string for deploying Azure Functions. Look for dedicated Functions environment variables or fall back to normal Service Principal variables. | def get_functions_auth_string(self, target_subscription_id):
"""
Build auth json string for deploying
Azure Functions. Look for dedicated
Functions environment variables or
fall back to normal Service Principal
variables.
"""
self._initialize_session()
... |
Query a set of resources. | def filter(self, resource_manager, **params):
"""Query a set of resources."""
m = self.resolve(resource_manager.resource_type)
client = local_session(self.session_factory).client(
m.service, resource_manager.config.region)
enum_op, path, extra_args = m.enum_spec
if ex... |
Get resources by identities | def get(self, resource_manager, identities):
"""Get resources by identities
"""
m = self.resolve(resource_manager.resource_type)
params = {}
client_filter = False
# Try to formulate server side query
if m.filter_name:
if m.filter_type == 'list':
... |
Query a set of resources. | def filter(self, resource_manager, **params):
"""Query a set of resources."""
m = self.resolve(resource_manager.resource_type)
client = local_session(self.session_factory).client(m.service)
enum_op, path, extra_args = m.enum_spec
if extra_args:
params.update(extra_ar... |
Create an api gw response from a wsgi app and environ. | def create_gw_response(app, wsgi_env):
"""Create an api gw response from a wsgi app and environ.
"""
response = {}
buf = []
result = []
def start_response(status, headers, exc_info=None):
result[:] = [status, headers]
return buf.append
appr = app(wsgi_env, start_response)
... |
Create a wsgi environment from an apigw request. | def create_wsgi_request(event, server_name='apigw'):
"""Create a wsgi environment from an apigw request.
"""
path = urllib.url2pathname(event['path'])
script_name = (
event['headers']['Host'].endswith('.amazonaws.com') and
event['requestContext']['stage'] or '').encode('utf8')
query ... |
Create a LogRetriever from a client and lambda arn. | def create_from_lambda_arn(cls, client, lambda_arn):
# type: (TypedAWSClient, str) -> LogRetriever
"""Create a LogRetriever from a client and lambda arn.
:type client: botocore.client.Logs
:param client: A ``logs`` client.
:type lambda_arn: str
:param lambda_arn: The AR... |
Retrieve logs from a log group. | def retrieve_logs(self, include_lambda_messages=True, max_entries=None):
# type: (bool, Optional[int]) -> Iterator[Dict[str, Any]]
"""Retrieve logs from a log group.
:type include_lambda_messages: boolean
:param include_lambda_messages: Include logs generated by the AWS
Lamb... |
Validate app configuration. | def validate_configuration(config):
# type: (Config) -> None
"""Validate app configuration.
The purpose of this method is to provide a fail fast mechanism
for anything we know is going to fail deployment.
We can detect common error cases and provide the user with helpful
error messages.
""... |
Validate configuration matches a specific python version. | def validate_python_version(config, actual_py_version=None):
# type: (Config, Optional[str]) -> None
"""Validate configuration matches a specific python version.
If the ``actual_py_version`` is not provided, it will default
to the major/minor version of the currently running python
interpreter.
... |
Execute a pip command with the given arguments. | def _execute(self,
command, # type: str
args, # type: List[str]
env_vars=None, # type: EnvVars
shim=None # type: OptStr
):
# type: (...) -> Tuple[int, bytes, bytes]
"""Execute a pip command with ... |
Build an sdist into a wheel file. | def build_wheel(self, wheel, directory, compile_c=True):
# type: (str, str, bool) -> None
"""Build an sdist into a wheel file."""
arguments = ['--no-deps', '--wheel-dir', directory, wheel]
env_vars = self._osutils.environ()
shim = ''
if not compile_c:
env_vars... |
Download all dependencies as sdist or wheel. | def download_all_dependencies(self, requirements_filename, directory):
# type: (str, str) -> None
"""Download all dependencies as sdist or wheel."""
arguments = ['-r', requirements_filename, '--dest', directory]
rc, out, err = self._execute('download', arguments)
# When downloadi... |
Download wheel files for manylinux for all the given packages. | def download_manylinux_wheels(self, abi, packages, directory):
# type: (str, List[str], str) -> None
"""Download wheel files for manylinux for all the given packages."""
# If any one of these dependencies fails pip will bail out. Since we
# are only interested in all the ones we can down... |
Transform a name to a valid cfn name. | def to_cfn_resource_name(name):
# type: (str) -> str
"""Transform a name to a valid cfn name.
This will convert the provided name to a CamelCase name.
It's possible that the conversion to a CFN resource name
can result in name collisions. It's up to the caller
to handle name collisions appropr... |
Delete a top level key from the deployed JSON file. | def remove_stage_from_deployed_values(key, filename):
# type: (str, str) -> None
"""Delete a top level key from the deployed JSON file."""
final_values = {} # type: Dict[str, Any]
try:
with open(filename, 'r') as f:
final_values = json.load(f)
except IOError:
# If there ... |
Record deployed values to a JSON file. | def record_deployed_values(deployed_values, filename):
# type: (Dict[str, Any], str) -> None
"""Record deployed values to a JSON file.
This allows subsequent deploys to lookup previously deployed values.
"""
final_values = {} # type: Dict[str, Any]
if os.path.isfile(filename):
with op... |
Create a zip file from a source input directory. | def create_zip_file(source_dir, outfile):
# type: (str, str) -> None
"""Create a zip file from a source input directory.
This function is intended to be an equivalent to
`zip -r`. You give it a source directory, `source_dir`,
and it will recursively zip up the files into a zipfile
specified by... |
Update a Lambda function s code and configuration. | def update_function(self,
function_name, # type: str
zip_contents, # type: str
environment_variables=None, # type: StrMap
runtime=None, # type: OptStr
tags... |
Delete a role by first deleting all inline policies. | def delete_role(self, name):
# type: (str) -> None
"""Delete a role by first deleting all inline policies."""
client = self._client('iam')
inline_policies = client.list_role_policies(
RoleName=name
)['PolicyNames']
for policy_name in inline_policies:
... |
Get rest api id associated with an API name. | def get_rest_api_id(self, name):
# type: (str) -> Optional[str]
"""Get rest api id associated with an API name.
:type name: str
:param name: The name of the rest api.
:rtype: str
:return: If the rest api exists, then the restApiId
is returned, otherwise None... |
Check if an an API Gateway REST API exists. | def rest_api_exists(self, rest_api_id):
# type: (str) -> bool
"""Check if an an API Gateway REST API exists."""
client = self._client('apigateway')
try:
client.get_rest_api(restApiId=rest_api_id)
return True
except client.exceptions.NotFoundException:
... |
Authorize API gateway to invoke a lambda function is needed. | def add_permission_for_apigateway(self, function_name,
region_name, account_id,
rest_api_id, random_id=None):
# type: (str, str, str, str, Optional[str]) -> None
"""Authorize API gateway to invoke a lambda function is needed.
... |
Return the function policy for a lambda function. | def get_function_policy(self, function_name):
# type: (str) -> Dict[str, Any]
"""Return the function policy for a lambda function.
This function will extract the policy string as a json document
and return the json.loads(...) version of the policy.
"""
client = self._cl... |
Download an SDK to a directory. | def download_sdk(self, rest_api_id, output_dir,
api_gateway_stage=DEFAULT_STAGE_NAME,
sdk_type='javascript'):
# type: (str, str, str, str) -> None
"""Download an SDK to a directory.
This will generate an SDK and download it to the provided
``out... |
Generate an SDK for a given SDK. | def get_sdk_download_stream(self, rest_api_id,
api_gateway_stage=DEFAULT_STAGE_NAME,
sdk_type='javascript'):
# type: (str, str, str) -> file
"""Generate an SDK for a given SDK.
Returns a file like object that streams a zip contents... |
Verify a subscription arn matches the topic and function name. | def verify_sns_subscription_current(self, subscription_arn, topic_name,
function_arn):
# type: (str, str, str) -> bool
"""Verify a subscription arn matches the topic and function name.
Given a subscription arn, verify that the associated topic name
... |
Configure S3 bucket to invoke a lambda function. | def connect_s3_bucket_to_lambda(self, bucket, function_arn, events,
prefix=None, suffix=None):
# type: (str, str, List[str], OptStr, OptStr) -> None
"""Configure S3 bucket to invoke a lambda function.
The S3 bucket must already have permission to invoke the
... |
Check if the uuid matches the resource and function arn provided. | def verify_event_source_current(self, event_uuid, resource_name,
service_name, function_arn):
# type: (str, str, str, str) -> bool
"""Check if the uuid matches the resource and function arn provided.
Given a uuid representing an event source mapping for a lam... |
Load the chalice config file from the project directory. | def load_project_config(self):
# type: () -> Dict[str, Any]
"""Load the chalice config file from the project directory.
:raise: OSError/IOError if unable to load the config file.
"""
config_file = os.path.join(self.project_dir, '.chalice', 'config.json')
with open(confi... |
Invoke the deployed lambda function NAME. | def invoke(ctx, name, profile, stage):
# type: (click.Context, str, str, str) -> None
"""Invoke the deployed lambda function NAME."""
factory = ctx.obj['factory'] # type: CLIFactory
factory.profile = profile
try:
invoke_handler = factory.create_lambda_invoke_handler(name, stage)
pa... |
Generate a cloudformation template for a starter CD pipeline. | def generate_pipeline(ctx, codebuild_image, source, buildspec_file, filename):
# type: (click.Context, str, str, str, str) -> None
"""Generate a cloudformation template for a starter CD pipeline.
This command will write a starter cloudformation template to
the filename you provide. It contains a CodeC... |
Return resources associated with a given stage. | def deployed_resources(self, chalice_stage_name):
# type: (str) -> DeployedResources
"""Return resources associated with a given stage.
If a deployment to a given stage has never happened,
this method will return a value of None.
"""
# This is arguably the wrong level o... |
Auto generate policy for an application. | def generate_policy(self, config):
# type: (Config) -> Dict[str, Any]
"""Auto generate policy for an application."""
# Admittedly, this is pretty bare bones logic for the time
# being. All it really does it work out, given a Config instance,
# which files need to analyzed and th... |
Return all clients calls made in provided source code. | def get_client_calls(source_code):
# type: (str) -> APICallT
"""Return all clients calls made in provided source code.
:returns: A dict of service_name -> set([client calls]).
Example: {"s3": set(["list_objects", "create_bucket"]),
"dynamodb": set(["describe_table"])}
"""
... |
Return client calls for a chalice app. | def get_client_calls_for_app(source_code):
# type: (str) -> APICallT
"""Return client calls for a chalice app.
This is similar to ``get_client_calls`` except it will
automatically traverse into chalice views with the assumption
that they will be called.
"""
parsed = parse_code(source_code)... |
Match the url against known routes. | def match_route(self, url):
# type: (str) -> MatchResult
"""Match the url against known routes.
This method takes a concrete route "/foo/bar", and
matches it against a set of routes. These routes can
use param substitution corresponding to API gateway patterns.
For exam... |
Translate event for an authorizer input. | def _prepare_authorizer_event(self, arn, lambda_event, lambda_context):
# type: (str, EventType, LambdaContext) -> EventType
"""Translate event for an authorizer input."""
authorizer_event = lambda_event.copy()
authorizer_event['type'] = 'TOKEN'
try:
authorizer_event[... |
Set initial parameters for default modulator if it was not edited by user previously: return: | def bootstrap_modulator(self, protocol: ProtocolAnalyzer):
"""
Set initial parameters for default modulator if it was not edited by user previously
:return:
"""
if len(self.modulators) != 1 or len(self.table_model.protocol.messages) == 0:
return
modulator = s... |
: param buffer: Buffer in which the modulated data shall be written initialized with zeros: return: | def modulate_data(self, buffer: np.ndarray) -> np.ndarray:
"""
:param buffer: Buffer in which the modulated data shall be written, initialized with zeros
:return:
"""
self.ui.prBarGeneration.show()
self.ui.prBarGeneration.setValue(0)
self.ui.prBarGenerat... |
Refresh existing encodings for messages when encoding was changed by user in dialog | def refresh_existing_encodings(self, encodings_from_file):
"""
Refresh existing encodings for messages, when encoding was changed by user in dialog
:return:
"""
update = False
for msg in self.table_model.protocol.messages:
i = next((i for i, d in enumerate(e... |
: rtype: dict [ int list of ProtocolAnalyzer ] | def protocols(self):
"""
:rtype: dict[int, list of ProtocolAnalyzer]
"""
if self.__protocols is None:
self.__protocols = self.proto_tree_model.protocols
return self.__protocols |
: return: visible protocols: rtype: list of ProtocolAnalyzer | def protocol_list(self):
"""
:return: visible protocols
:rtype: list of ProtocolAnalyzer
"""
result = []
for group in self.groups:
result.extend(group.protocols)
return result |
: return: all protocols including not shown ones: rtype: list of ProtocolAnalyzer | def full_protocol_list(self):
"""
:return: all protocols including not shown ones
:rtype: list of ProtocolAnalyzer
"""
result = []
for group in self.groups:
result.extend(group.all_protocols)
return result |
Refresh existing encodings for messages when encoding was changed by user in dialog | def refresh_existing_encodings(self):
"""
Refresh existing encodings for messages, when encoding was changed by user in dialog
:return:
"""
update = False
for msg in self.proto_analyzer.messages:
i = next((i for i, d in enumerate(self.decodings) if d.name ==... |
Handles the different combinations of the show only checkboxes namely: - Show only labels - Show only Diffs | def set_show_only_status(self):
"""
Handles the different combinations of the show only checkboxes, namely:
- Show only labels
- Show only Diffs
"""
if self.ui.chkBoxShowOnlyDiffs.isChecked() and not self.ui.cbShowDiffs.isChecked():
self.ui.cbShowDiffs.setCh... |
Wrapper method selecting the backend to assign the protocol field. Various strategies are possible e. g.: 1 ) Heuristics e. g. for Preamble 2 ) Scoring based e. g. for Length 3 ) Fulltext search for addresses based on participant subgroups | def find_field(self, messages):
"""
Wrapper method selecting the backend to assign the protocol field.
Various strategies are possible e.g.:
1) Heuristics e.g. for Preamble
2) Scoring based e.g. for Length
3) Fulltext search for addresses based on participant subgroups
... |
Assign message types based on the clusters. Following rules: 1 ) Messages from different clusters will get different message types 2 ) Messages from same clusters will get same message type 3 ) The new message type will copy over the existing labels 4 ) No new message type will be set for messages that already have a c... | def assign_messagetypes(self, messages, clusters):
"""
Assign message types based on the clusters. Following rules:
1) Messages from different clusters will get different message types
2) Messages from same clusters will get same message type
3) The new message type will copy ove... |
Perform Short - time Fourier transform to get the spectrogram for the given samples: return: short - time Fourier transform of the given signal | def stft(self, samples: np.ndarray):
"""
Perform Short-time Fourier transform to get the spectrogram for the given samples
:return: short-time Fourier transform of the given signal
"""
window = self.window_function(self.window_size)
hop_size = self.hop_size
if le... |
Export to Frequency Time Amplitude file. Frequency is double Time ( nanosecond ) is uint32 Amplitude is float32 | def export_to_fta(self, sample_rate, filename: str, include_amplitude=False):
"""
Export to Frequency, Time, Amplitude file.
Frequency is double, Time (nanosecond) is uint32, Amplitude is float32
:return:
"""
spectrogram = self.__calculate_spectrogram(self.samples)
... |
Create QImage from ARGB array. The ARGB must have shape ( width height 4 ) and dtype = ubyte. NOTE: The order of values in the 3rd axis must be ( blue green red alpha ).: return: | def create_image(data: np.ndarray, colormap, data_min=None, data_max=None, normalize=True) -> QImage:
"""
Create QImage from ARGB array.
The ARGB must have shape (width, height, 4) and dtype=ubyte.
NOTE: The order of values in the 3rd axis must be (blue, green, red, alpha).
:retu... |
0 - ASK 1 - FSK 2 - PSK 3 - APSK ( QAM ) | def modulation_type(self, value: int):
"""
0 - "ASK", 1 - "FSK", 2 - "PSK", 3 - "APSK (QAM)"
:param value:
:return:
"""
if self.__modulation_type != value:
self.__modulation_type = value
self._qad = None
self.modulation_type_changed.e... |
Estimate the frequency of the baseband signal using FFT | def estimate_frequency(self, start: int, end: int, sample_rate: float):
"""
Estimate the frequency of the baseband signal using FFT
:param start: Start of the area that shall be investigated
:param end: End of the area that shall be investigated
:param sample_rate: Sample rate o... |
: rtype: int int int int | def selection_range(self):
"""
:rtype: int, int, int, int
"""
selected = self.selectionModel().selection()
""":type: QItemSelection """
if selected.isEmpty():
return -1, -1, -1, -1
min_row = numpy.min([rng.top() for rng in selected])
max_row ... |
Processes can t write to stdout/ stderr on frozen windows apps because they do not exist here if process tries it anyway we get a nasty dialog window popping up so we redirect the streams to a dummy see https:// github. com/ jopohl/ urh/ issues/ 370 | def fix_windows_stdout_stderr():
"""
Processes can't write to stdout/stderr on frozen windows apps because they do not exist here
if process tries it anyway we get a nasty dialog window popping up, so we redirect the streams to a dummy
see https://github.com/jopohl/urh/issues/370
"""
if hasattr... |
Build the order of component based on their priority and predecessors | def build_component_order(self):
"""
Build the order of component based on their priority and predecessors
:rtype: list of Component
"""
present_components = [item for item in self.__dict__.values() if isinstance(item, Component) and item.enabled]
result = [None] * len(p... |
This method clusters some bitvectors based on their length. An example output is | def cluster_lengths(self):
"""
This method clusters some bitvectors based on their length. An example output is
2: [0.5, 1]
4: [1, 0.75, 1, 1]
Meaning there were two message lengths: 2 and 4 bit.
(0.5, 1) means, the first bit was equal in 50% of cases (meaning maximum d... |
Find candidate addresses using LCS algorithm perform a scoring based on how often a candidate appears in a longer candidate | def find_candidates(candidates):
"""
Find candidate addresses using LCS algorithm
perform a scoring based on how often a candidate appears in a longer candidate
Input is something like
------------------------
['1b6033', '1b6033fd57', '701b603378e289', '20701b603378e2890... |
Choose a pair of address candidates ensuring they have the same length and starting with the highest scored ones | def choose_candidate_pair(candidates):
"""
Choose a pair of address candidates ensuring they have the same length and starting with the highest scored ones
:type candidates: dict[str, int]
:param candidates: Count how often the longest common substrings appeared in the messages
... |
Extract each archive from the list of filenames. Normal files stay untouched. Add all files to the Recent Files.: type file_names: list of str: type temp_dir: str: rtype: list of str | def uncompress_archives(file_names, temp_dir):
"""
Extract each archive from the list of filenames.
Normal files stay untouched.
Add all files to the Recent Files.
:type file_names: list of str
:type temp_dir: str
:rtype: list of str
"""
result = []
for filename in file_names:
... |
: type modulators: list of Modulator: return: | def write_modulators_to_project_file(self, tree=None):
"""
:type modulators: list of Modulator
:return:
"""
if self.project_file is None or not self.modulators:
return
if tree is None:
tree = ET.parse(self.project_file)
root = tree.getroo... |
continuous haar wavelet transform based on the paper A practical guide to wavelet analysis by Christopher Torrence and Gilbert P Compo | def cwt_haar(x: np.ndarray, scale=10):
"""
continuous haar wavelet transform based on the paper
"A practical guide to wavelet analysis" by Christopher Torrence and Gilbert P Compo
"""
next_power_two = 2 ** int(np.log2(len(x)))
x = x[0:next_power_two]
num_data = len(x)
# get FFT of x (... |
Finding the synchronization works by finding the first difference between two messages. This is performed for all messages and the most frequent first difference is chosen | def __find_sync_range(self, messages, preamble_end: int, search_end: int):
"""
Finding the synchronization works by finding the first difference between two messages.
This is performed for all messages and the most frequent first difference is chosen
:type messages: list of Message
... |
Pad message in given row with zeros until given column so user can enter values behind end of message: return: | def __pad_until_index(self, row: int, bit_pos: int):
"""
Pad message in given row with zeros until given column so user can enter values behind end of message
:return:
"""
try:
new_bits = array.array("B", [0] * max(0, bit_pos - len(self.protocol.messages[row])))
... |
Search all differences between protocol messages regarding a reference message | def find_differences(self, refindex: int):
"""
Search all differences between protocol messages regarding a reference message
:param refindex: index of reference message
:rtype: dict[int, set[int]]
"""
differences = defaultdict(set)
if refindex >= len(self.proto... |
Demodulates received IQ data and adds demodulated bits to messages: param data:: return: | def __demodulate_data(self, data):
"""
Demodulates received IQ data and adds demodulated bits to messages
:param data:
:return:
"""
if len(data) == 0:
return
power_spectrum = data.real ** 2 + data.imag ** 2
is_above_noise = np.sqrt(np.mean(pow... |
: type proto_bits: list of str | def create_rectangle(proto_bits, pulse_len=100):
"""
:type proto_bits: list of str
"""
ones = np.ones(pulse_len, dtype=np.float32) * 1
zeros = np.ones(pulse_len, dtype=np.float32) * -1
n = 0
y = []
for msg in proto_bits:
for bit in msg:
... |
Return true if redraw is needed | def set_parameters(self, samples: np.ndarray, window_size, data_min, data_max) -> bool:
"""
Return true if redraw is needed
"""
redraw_needed = False
if self.samples_need_update:
self.spectrogram.samples = samples
redraw_needed = True
self.samp... |
: type parent: QTableView: type undo_stack: QUndoStack: type protocol_analyzers: list of ProtocolAnalyzer | def get_action(self, parent, undo_stack: QUndoStack, sel_range, protocol: ProtocolAnalyzer, view: int):
"""
:type parent: QTableView
:type undo_stack: QUndoStack
:type protocol_analyzers: list of ProtocolAnalyzer
"""
min_row, max_row, start, end = sel_range
if min... |
Return the length of this message in byte. | def get_byte_length(self, decoded=True) -> int:
"""
Return the length of this message in byte.
"""
end = len(self.decoded_bits) if decoded else len(self.__plain_bits)
end = self.convert_index(end, 0, 2, decoded=decoded)[0]
return int(end) |
Return the SRC address of a message if SRC_ADDRESS label is present in message type of the message Return None otherwise | def get_src_address_from_data(self, decoded=True):
"""
Return the SRC address of a message if SRC_ADDRESS label is present in message type of the message
Return None otherwise
:param decoded:
:return:
"""
src_address_label = next((lbl for lbl in self.message_type... |
Für das Bit - Alignment ( neu Ausrichten von Hex ASCII - View ) | def split(self, decode=True):
"""
Für das Bit-Alignment (neu Ausrichten von Hex, ASCII-View)
:rtype: list of array.array
"""
start = 0
result = []
message = self.decoded_bits if decode else self.plain_bits
bit_alignments = set()
if self.align_labe... |
: type: encoding | def set_e(self):
if self.ui.combobox_decodings.count() < 1: # Empty list
return
self.e = copy.deepcopy(self.decodings[self.ui.combobox_decodings.currentIndex()])
""":type: encoding """
chain = self.e.get_chain()
self.ui.decoderchain.clear()
self.chainoptions... |
: rtype: dict [ int list of ProtocolAnalyzer ] | def protocols(self):
"""
:rtype: dict[int, list of ProtocolAnalyzer]
"""
result = {}
for i, group in enumerate(self.rootItem.children):
result[i] = [child.protocol for child in group.children]
return result |
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