id int32 0 252k | repo stringlengths 7 55 | path stringlengths 4 127 | func_name stringlengths 1 88 | original_string stringlengths 75 19.8k | language stringclasses 1 value | code stringlengths 51 19.8k | code_tokens list | docstring stringlengths 3 17.3k | docstring_tokens list | sha stringlengths 40 40 | url stringlengths 87 242 |
|---|---|---|---|---|---|---|---|---|---|---|---|
9,600 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService.__get_stored_instances | def __get_stored_instances(self, factory_name):
# type: (str) -> List[StoredInstance]
"""
Retrieves the list of all stored instances objects corresponding to
the given factory name
:param factory_name: A factory name
:return: All components instantiated from the given factory
"""
with self.__instances_lock:
return [
stored_instance
for stored_instance in self.__instances.values()
if stored_instance.factory_name == factory_name
] | python | def __get_stored_instances(self, factory_name):
# type: (str) -> List[StoredInstance]
with self.__instances_lock:
return [
stored_instance
for stored_instance in self.__instances.values()
if stored_instance.factory_name == factory_name
] | [
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9,601 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService.__try_instantiate | def __try_instantiate(self, component_context, instance):
# type: (ComponentContext, object) -> bool
"""
Instantiates a component, if all of its handlers are there. Returns
False if a handler is missing.
:param component_context: A ComponentContext bean
:param instance: The component instance
:return: True if the component has started,
False if a handler is missing
"""
with self.__instances_lock:
# Extract information about the component
factory_context = component_context.factory_context
handlers_ids = factory_context.get_handlers_ids()
name = component_context.name
factory_name = factory_context.name
try:
# Get handlers
handler_factories = self.__get_handler_factories(handlers_ids)
except KeyError:
# A handler is missing, stop here
return False
# Instantiate the handlers
all_handlers = set() # type: Set[Any]
for handler_factory in handler_factories:
handlers = handler_factory.get_handlers(
component_context, instance
)
if handlers:
all_handlers.update(handlers)
# Prepare the stored instance
stored_instance = StoredInstance(
self, component_context, instance, all_handlers
)
# Manipulate the properties
for handler in all_handlers:
handler.manipulate(stored_instance, instance)
# Store the instance
self.__instances[name] = stored_instance
# Start the manager
stored_instance.start()
# Notify listeners now that every thing is ready to run
self._fire_ipopo_event(
constants.IPopoEvent.INSTANTIATED, factory_name, name
)
# Try to validate it
stored_instance.update_bindings()
stored_instance.check_lifecycle()
return True | python | def __try_instantiate(self, component_context, instance):
# type: (ComponentContext, object) -> bool
with self.__instances_lock:
# Extract information about the component
factory_context = component_context.factory_context
handlers_ids = factory_context.get_handlers_ids()
name = component_context.name
factory_name = factory_context.name
try:
# Get handlers
handler_factories = self.__get_handler_factories(handlers_ids)
except KeyError:
# A handler is missing, stop here
return False
# Instantiate the handlers
all_handlers = set() # type: Set[Any]
for handler_factory in handler_factories:
handlers = handler_factory.get_handlers(
component_context, instance
)
if handlers:
all_handlers.update(handlers)
# Prepare the stored instance
stored_instance = StoredInstance(
self, component_context, instance, all_handlers
)
# Manipulate the properties
for handler in all_handlers:
handler.manipulate(stored_instance, instance)
# Store the instance
self.__instances[name] = stored_instance
# Start the manager
stored_instance.start()
# Notify listeners now that every thing is ready to run
self._fire_ipopo_event(
constants.IPopoEvent.INSTANTIATED, factory_name, name
)
# Try to validate it
stored_instance.update_bindings()
stored_instance.check_lifecycle()
return True | [
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9,602 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService._autorestart_store_components | def _autorestart_store_components(self, bundle):
# type: (Bundle) -> None
"""
Stores the components of the given bundle with the auto-restart
property
:param bundle: A Bundle object
"""
with self.__instances_lock:
# Prepare the list of components
store = self.__auto_restart.setdefault(bundle, [])
for stored_instance in self.__instances.values():
# Get the factory name
factory = stored_instance.factory_name
if self.get_factory_bundle(factory) is bundle:
# Factory from this bundle
# Test component properties
properties = stored_instance.context.properties
if properties.get(constants.IPOPO_AUTO_RESTART):
# Auto-restart property found
store.append(
(factory, stored_instance.name, properties)
) | python | def _autorestart_store_components(self, bundle):
# type: (Bundle) -> None
with self.__instances_lock:
# Prepare the list of components
store = self.__auto_restart.setdefault(bundle, [])
for stored_instance in self.__instances.values():
# Get the factory name
factory = stored_instance.factory_name
if self.get_factory_bundle(factory) is bundle:
# Factory from this bundle
# Test component properties
properties = stored_instance.context.properties
if properties.get(constants.IPOPO_AUTO_RESTART):
# Auto-restart property found
store.append(
(factory, stored_instance.name, properties)
) | [
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9,603 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService._autorestart_components | def _autorestart_components(self, bundle):
# type: (Bundle) -> None
"""
Restart the components of the given bundle
:param bundle: A Bundle object
"""
with self.__instances_lock:
instances = self.__auto_restart.get(bundle)
if not instances:
# Nothing to do
return
for factory, name, properties in instances:
try:
# Instantiate the given component
self.instantiate(factory, name, properties)
except Exception as ex:
# Log error, but continue to work
_logger.exception(
"Error restarting component '%s' ('%s') "
"from bundle %s (%d): %s",
name,
factory,
bundle.get_symbolic_name(),
bundle.get_bundle_id(),
ex,
) | python | def _autorestart_components(self, bundle):
# type: (Bundle) -> None
with self.__instances_lock:
instances = self.__auto_restart.get(bundle)
if not instances:
# Nothing to do
return
for factory, name, properties in instances:
try:
# Instantiate the given component
self.instantiate(factory, name, properties)
except Exception as ex:
# Log error, but continue to work
_logger.exception(
"Error restarting component '%s' ('%s') "
"from bundle %s (%d): %s",
name,
factory,
bundle.get_symbolic_name(),
bundle.get_bundle_id(),
ex,
) | [
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9,604 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService._fire_ipopo_event | def _fire_ipopo_event(self, kind, factory_name, instance_name=None):
# type: (int, str, Optional[str]) -> None
"""
Triggers an iPOPO event
:param kind: Kind of event
:param factory_name: Name of the factory associated to the event
:param instance_name: Name of the component instance associated to the
event
"""
with self.__listeners_lock:
# Use a copy of the list of listeners
listeners = self.__listeners[:]
for listener in listeners:
try:
listener.handle_ipopo_event(
constants.IPopoEvent(kind, factory_name, instance_name)
)
except:
_logger.exception("Error calling an iPOPO event handler") | python | def _fire_ipopo_event(self, kind, factory_name, instance_name=None):
# type: (int, str, Optional[str]) -> None
with self.__listeners_lock:
# Use a copy of the list of listeners
listeners = self.__listeners[:]
for listener in listeners:
try:
listener.handle_ipopo_event(
constants.IPopoEvent(kind, factory_name, instance_name)
)
except:
_logger.exception("Error calling an iPOPO event handler") | [
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9,605 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService._prepare_instance_properties | def _prepare_instance_properties(self, properties, factory_properties):
# type: (dict, dict) -> dict
"""
Prepares the properties of a component instance, based on its
configuration, factory and framework properties
:param properties: Component instance properties
:param factory_properties: Component factory "default" properties
:return: The merged properties
"""
# Normalize given properties
if properties is None or not isinstance(properties, dict):
properties = {}
# Use framework properties to fill missing ones
framework = self.__context.get_framework()
for property_name in factory_properties:
if property_name not in properties:
# Missing property
value = framework.get_property(property_name)
if value is not None:
# Set the property value
properties[property_name] = value
return properties | python | def _prepare_instance_properties(self, properties, factory_properties):
# type: (dict, dict) -> dict
# Normalize given properties
if properties is None or not isinstance(properties, dict):
properties = {}
# Use framework properties to fill missing ones
framework = self.__context.get_framework()
for property_name in factory_properties:
if property_name not in properties:
# Missing property
value = framework.get_property(property_name)
if value is not None:
# Set the property value
properties[property_name] = value
return properties | [
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9,606 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService._register_bundle_factories | def _register_bundle_factories(self, bundle):
# type: (Bundle) -> None
"""
Registers all factories found in the given bundle
:param bundle: A bundle
"""
# Load the bundle factories
factories = _load_bundle_factories(bundle)
for context, factory_class in factories:
try:
# Register each found factory
self._register_factory(context.name, factory_class, False)
except ValueError as ex:
# Already known factory
_logger.error(
"Cannot register factory '%s' of bundle %d (%s): %s",
context.name,
bundle.get_bundle_id(),
bundle.get_symbolic_name(),
ex,
)
_logger.error(
"class: %s -- module: %s",
factory_class,
factory_class.__module__,
)
else:
# Instantiate components
for name, properties in context.get_instances().items():
self.instantiate(context.name, name, properties) | python | def _register_bundle_factories(self, bundle):
# type: (Bundle) -> None
# Load the bundle factories
factories = _load_bundle_factories(bundle)
for context, factory_class in factories:
try:
# Register each found factory
self._register_factory(context.name, factory_class, False)
except ValueError as ex:
# Already known factory
_logger.error(
"Cannot register factory '%s' of bundle %d (%s): %s",
context.name,
bundle.get_bundle_id(),
bundle.get_symbolic_name(),
ex,
)
_logger.error(
"class: %s -- module: %s",
factory_class,
factory_class.__module__,
)
else:
# Instantiate components
for name, properties in context.get_instances().items():
self.instantiate(context.name, name, properties) | [
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9,607 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService._register_factory | def _register_factory(self, factory_name, factory, override):
# type: (str, type, bool) -> None
"""
Registers a component factory
:param factory_name: The name of the factory
:param factory: The factory class object
:param override: If true, previous factory is overridden, else an
exception is risen if a previous factory with that
name already exists
:raise ValueError: The factory name already exists or is invalid
:raise TypeError: Invalid factory type
"""
if not factory_name or not is_string(factory_name):
raise ValueError("A factory name must be a non-empty string")
if not inspect.isclass(factory):
raise TypeError(
"Invalid factory class '{0}'".format(type(factory).__name__)
)
with self.__factories_lock:
if factory_name in self.__factories:
if override:
_logger.info("Overriding factory '%s'", factory_name)
else:
raise ValueError(
"'{0}' factory already exist".format(factory_name)
)
self.__factories[factory_name] = factory
# Trigger an event
self._fire_ipopo_event(
constants.IPopoEvent.REGISTERED, factory_name
) | python | def _register_factory(self, factory_name, factory, override):
# type: (str, type, bool) -> None
if not factory_name or not is_string(factory_name):
raise ValueError("A factory name must be a non-empty string")
if not inspect.isclass(factory):
raise TypeError(
"Invalid factory class '{0}'".format(type(factory).__name__)
)
with self.__factories_lock:
if factory_name in self.__factories:
if override:
_logger.info("Overriding factory '%s'", factory_name)
else:
raise ValueError(
"'{0}' factory already exist".format(factory_name)
)
self.__factories[factory_name] = factory
# Trigger an event
self._fire_ipopo_event(
constants.IPopoEvent.REGISTERED, factory_name
) | [
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9,608 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService._unregister_bundle_factories | def _unregister_bundle_factories(self, bundle):
# type: (Bundle) -> None
"""
Unregisters all factories of the given bundle
:param bundle: A bundle
"""
with self.__factories_lock:
# Find out which factories must be removed
to_remove = [
factory_name
for factory_name in self.__factories
if self.get_factory_bundle(factory_name) is bundle
]
# Remove all of them
for factory_name in to_remove:
try:
self.unregister_factory(factory_name)
except ValueError as ex:
_logger.warning(
"Error unregistering factory '%s': %s", factory_name, ex
) | python | def _unregister_bundle_factories(self, bundle):
# type: (Bundle) -> None
with self.__factories_lock:
# Find out which factories must be removed
to_remove = [
factory_name
for factory_name in self.__factories
if self.get_factory_bundle(factory_name) is bundle
]
# Remove all of them
for factory_name in to_remove:
try:
self.unregister_factory(factory_name)
except ValueError as ex:
_logger.warning(
"Error unregistering factory '%s': %s", factory_name, ex
) | [
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9,609 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService.bundle_changed | def bundle_changed(self, event):
# type: (BundleEvent) -> None
"""
A bundle event has been triggered
:param event: The bundle event
"""
kind = event.get_kind()
bundle = event.get_bundle()
if kind == BundleEvent.STOPPING_PRECLEAN:
# A bundle is gone, remove its factories after the deactivator has
# been called. That way, the deactivator can kill manually started
# components.
self._unregister_bundle_factories(bundle)
elif kind == BundleEvent.STARTED:
# A bundle is staring, register its factories before its activator
# is called. That way, the activator can use the registered
# factories.
self._register_bundle_factories(bundle)
elif kind == BundleEvent.UPDATE_BEGIN:
# A bundle will be updated, store its auto-restart component
self._autorestart_store_components(bundle)
elif kind == BundleEvent.UPDATED:
# Update has finished, restart stored components
self._autorestart_components(bundle)
self._autorestart_clear_components(bundle)
elif kind == BundleEvent.UPDATE_FAILED:
# Update failed, clean the stored components
self._autorestart_clear_components(bundle) | python | def bundle_changed(self, event):
# type: (BundleEvent) -> None
kind = event.get_kind()
bundle = event.get_bundle()
if kind == BundleEvent.STOPPING_PRECLEAN:
# A bundle is gone, remove its factories after the deactivator has
# been called. That way, the deactivator can kill manually started
# components.
self._unregister_bundle_factories(bundle)
elif kind == BundleEvent.STARTED:
# A bundle is staring, register its factories before its activator
# is called. That way, the activator can use the registered
# factories.
self._register_bundle_factories(bundle)
elif kind == BundleEvent.UPDATE_BEGIN:
# A bundle will be updated, store its auto-restart component
self._autorestart_store_components(bundle)
elif kind == BundleEvent.UPDATED:
# Update has finished, restart stored components
self._autorestart_components(bundle)
self._autorestart_clear_components(bundle)
elif kind == BundleEvent.UPDATE_FAILED:
# Update failed, clean the stored components
self._autorestart_clear_components(bundle) | [
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9,610 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService.instantiate | def instantiate(self, factory_name, name, properties=None):
# type: (str, str, dict) -> Any
"""
Instantiates a component from the given factory, with the given name
:param factory_name: Name of the component factory
:param name: Name of the instance to be started
:param properties: Initial properties of the component instance
:return: The component instance
:raise TypeError: The given factory is unknown
:raise ValueError: The given name or factory name is invalid, or an
instance with the given name already exists
:raise Exception: Something wrong occurred in the factory
"""
# Test parameters
if not factory_name or not is_string(factory_name):
raise ValueError("Invalid factory name")
if not name or not is_string(name):
raise ValueError("Invalid component name")
if not self.running:
# Stop working if the framework is stopping
raise ValueError("Framework is stopping")
with self.__instances_lock:
if name in self.__instances or name in self.__waiting_handlers:
raise ValueError(
"'{0}' is an already running instance name".format(name)
)
with self.__factories_lock:
# Can raise a TypeError exception
factory, factory_context = self.__get_factory_with_context(
factory_name
)
# Check if the factory is singleton and if a component is
# already started
if (
factory_context.is_singleton
and factory_context.is_singleton_active
):
raise ValueError(
"{0} is a singleton: {1} can't be "
"instantiated.".format(factory_name, name)
)
# Create component instance
try:
instance = factory()
except Exception:
_logger.exception(
"Error creating the instance '%s' from factory '%s'",
name,
factory_name,
)
raise TypeError(
"Factory '{0}' failed to create '{1}'".format(
factory_name, name
)
)
# Instantiation succeeded: update singleton status
if factory_context.is_singleton:
factory_context.is_singleton_active = True
# Normalize the given properties
properties = self._prepare_instance_properties(
properties, factory_context.properties
)
# Set up the component instance context
component_context = ComponentContext(
factory_context, name, properties
)
# Try to instantiate the component immediately
if not self.__try_instantiate(component_context, instance):
# A handler is missing, put the component in the queue
self.__waiting_handlers[name] = (component_context, instance)
return instance | python | def instantiate(self, factory_name, name, properties=None):
# type: (str, str, dict) -> Any
# Test parameters
if not factory_name or not is_string(factory_name):
raise ValueError("Invalid factory name")
if not name or not is_string(name):
raise ValueError("Invalid component name")
if not self.running:
# Stop working if the framework is stopping
raise ValueError("Framework is stopping")
with self.__instances_lock:
if name in self.__instances or name in self.__waiting_handlers:
raise ValueError(
"'{0}' is an already running instance name".format(name)
)
with self.__factories_lock:
# Can raise a TypeError exception
factory, factory_context = self.__get_factory_with_context(
factory_name
)
# Check if the factory is singleton and if a component is
# already started
if (
factory_context.is_singleton
and factory_context.is_singleton_active
):
raise ValueError(
"{0} is a singleton: {1} can't be "
"instantiated.".format(factory_name, name)
)
# Create component instance
try:
instance = factory()
except Exception:
_logger.exception(
"Error creating the instance '%s' from factory '%s'",
name,
factory_name,
)
raise TypeError(
"Factory '{0}' failed to create '{1}'".format(
factory_name, name
)
)
# Instantiation succeeded: update singleton status
if factory_context.is_singleton:
factory_context.is_singleton_active = True
# Normalize the given properties
properties = self._prepare_instance_properties(
properties, factory_context.properties
)
# Set up the component instance context
component_context = ComponentContext(
factory_context, name, properties
)
# Try to instantiate the component immediately
if not self.__try_instantiate(component_context, instance):
# A handler is missing, put the component in the queue
self.__waiting_handlers[name] = (component_context, instance)
return instance | [
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9,611 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService.retry_erroneous | def retry_erroneous(self, name, properties_update=None):
# type: (str, dict) -> int
"""
Removes the ERRONEOUS state of the given component, and retries a
validation
:param name: Name of the component to retry
:param properties_update: A dictionary to update the initial properties
of the component
:return: The new state of the component
:raise ValueError: Invalid component name
"""
with self.__instances_lock:
try:
stored_instance = self.__instances[name]
except KeyError:
raise ValueError(
"Unknown component instance '{0}'".format(name)
)
else:
return stored_instance.retry_erroneous(properties_update) | python | def retry_erroneous(self, name, properties_update=None):
# type: (str, dict) -> int
with self.__instances_lock:
try:
stored_instance = self.__instances[name]
except KeyError:
raise ValueError(
"Unknown component instance '{0}'".format(name)
)
else:
return stored_instance.retry_erroneous(properties_update) | [
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9,612 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService.invalidate | def invalidate(self, name):
# type: (str) -> None
"""
Invalidates the given component
:param name: Name of the component to invalidate
:raise ValueError: Invalid component name
"""
with self.__instances_lock:
try:
stored_instance = self.__instances[name]
except KeyError:
raise ValueError(
"Unknown component instance '{0}'".format(name)
)
else:
# Call back the component during the invalidation
stored_instance.invalidate(True) | python | def invalidate(self, name):
# type: (str) -> None
with self.__instances_lock:
try:
stored_instance = self.__instances[name]
except KeyError:
raise ValueError(
"Unknown component instance '{0}'".format(name)
)
else:
# Call back the component during the invalidation
stored_instance.invalidate(True) | [
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9,613 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService.kill | def kill(self, name):
# type: (str) -> None
"""
Kills the given component
:param name: Name of the component to kill
:raise ValueError: Invalid component name
"""
if not name:
raise ValueError("Name can't be None or empty")
with self.__instances_lock:
try:
# Running instance
stored_instance = self.__instances.pop(name)
# Store the reference to the factory context
factory_context = stored_instance.context.factory_context
# Kill it
stored_instance.kill()
# Update the singleton state flag
factory_context.is_singleton_active = False
except KeyError:
# Queued instance
try:
# Extract the component context
context, _ = self.__waiting_handlers.pop(name)
# Update the singleton state flag
context.factory_context.is_singleton_active = False
except KeyError:
raise ValueError(
"Unknown component instance '{0}'".format(name)
) | python | def kill(self, name):
# type: (str) -> None
if not name:
raise ValueError("Name can't be None or empty")
with self.__instances_lock:
try:
# Running instance
stored_instance = self.__instances.pop(name)
# Store the reference to the factory context
factory_context = stored_instance.context.factory_context
# Kill it
stored_instance.kill()
# Update the singleton state flag
factory_context.is_singleton_active = False
except KeyError:
# Queued instance
try:
# Extract the component context
context, _ = self.__waiting_handlers.pop(name)
# Update the singleton state flag
context.factory_context.is_singleton_active = False
except KeyError:
raise ValueError(
"Unknown component instance '{0}'".format(name)
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9,614 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService.register_factory | def register_factory(self, bundle_context, factory):
# type: (BundleContext, type) -> bool
"""
Registers a manually created factory, using decorators programmatically
:param bundle_context: The factory bundle context
:param factory: A manipulated class
:return: True if the factory has been registered
:raise ValueError: Invalid parameter, or factory already registered
:raise TypeError: Invalid factory type (not a manipulated class)
"""
if factory is None or bundle_context is None:
# Invalid parameter, to nothing
raise ValueError("Invalid parameter")
context = _set_factory_context(factory, bundle_context)
if not context:
raise TypeError("Not a manipulated class (no context found)")
self._register_factory(context.name, factory, False)
return True | python | def register_factory(self, bundle_context, factory):
# type: (BundleContext, type) -> bool
if factory is None or bundle_context is None:
# Invalid parameter, to nothing
raise ValueError("Invalid parameter")
context = _set_factory_context(factory, bundle_context)
if not context:
raise TypeError("Not a manipulated class (no context found)")
self._register_factory(context.name, factory, False)
return True | [
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9,615 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService.unregister_factory | def unregister_factory(self, factory_name):
# type: (str) -> bool
"""
Unregisters the given component factory
:param factory_name: Name of the factory to unregister
:return: True the factory has been removed, False if the factory is
unknown
"""
if not factory_name or not is_string(factory_name):
# Invalid name
return False
with self.__factories_lock:
try:
# Remove the factory from the registry
factory_class = self.__factories.pop(factory_name)
except KeyError:
# Unknown factory
return False
# Trigger an event
self._fire_ipopo_event(
constants.IPopoEvent.UNREGISTERED, factory_name
)
# Invalidate and delete all components of this factory
with self.__instances_lock:
# Compute the list of __instances to remove
to_remove = self.__get_stored_instances(factory_name)
# Remove instances from the registry: avoids dependencies \
# update to link against a component from this factory again.
for instance in to_remove:
try:
# Kill the instance
self.kill(instance.name)
except ValueError:
# Unknown instance: already killed by the invalidation
# callback of a component killed in this loop
# => ignore
pass
# Remove waiting component
names = [
name
for name, (context, _) in self.__waiting_handlers.items()
if context.factory_context.name == factory_name
]
for name in names:
del self.__waiting_handlers[name]
# Clear the bundle context of the factory
_set_factory_context(factory_class, None)
return True | python | def unregister_factory(self, factory_name):
# type: (str) -> bool
if not factory_name or not is_string(factory_name):
# Invalid name
return False
with self.__factories_lock:
try:
# Remove the factory from the registry
factory_class = self.__factories.pop(factory_name)
except KeyError:
# Unknown factory
return False
# Trigger an event
self._fire_ipopo_event(
constants.IPopoEvent.UNREGISTERED, factory_name
)
# Invalidate and delete all components of this factory
with self.__instances_lock:
# Compute the list of __instances to remove
to_remove = self.__get_stored_instances(factory_name)
# Remove instances from the registry: avoids dependencies \
# update to link against a component from this factory again.
for instance in to_remove:
try:
# Kill the instance
self.kill(instance.name)
except ValueError:
# Unknown instance: already killed by the invalidation
# callback of a component killed in this loop
# => ignore
pass
# Remove waiting component
names = [
name
for name, (context, _) in self.__waiting_handlers.items()
if context.factory_context.name == factory_name
]
for name in names:
del self.__waiting_handlers[name]
# Clear the bundle context of the factory
_set_factory_context(factory_class, None)
return True | [
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9,616 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService.get_instances | def get_instances(self):
# type: () -> List[Tuple[str, str, int]]
"""
Retrieves the list of the currently registered component instances
:return: A list of (name, factory name, state) tuples.
"""
with self.__instances_lock:
return sorted(
(name, stored_instance.factory_name, stored_instance.state)
for name, stored_instance in self.__instances.items()
) | python | def get_instances(self):
# type: () -> List[Tuple[str, str, int]]
with self.__instances_lock:
return sorted(
(name, stored_instance.factory_name, stored_instance.state)
for name, stored_instance in self.__instances.items()
) | [
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9,617 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService.get_waiting_components | def get_waiting_components(self):
# type: () -> List[Tuple[str, str, Set[str]]]
"""
Returns the list of the instances waiting for their handlers
:return: A list of (name, factory name, missing handlers) tuples
"""
with self.__instances_lock:
result = []
for name, (context, _) in self.__waiting_handlers.items():
# Compute missing handlers
missing = set(context.factory_context.get_handlers_ids())
missing.difference_update(self._handlers.keys())
result.append((name, context.factory_context.name, missing))
result.sort()
return result | python | def get_waiting_components(self):
# type: () -> List[Tuple[str, str, Set[str]]]
with self.__instances_lock:
result = []
for name, (context, _) in self.__waiting_handlers.items():
# Compute missing handlers
missing = set(context.factory_context.get_handlers_ids())
missing.difference_update(self._handlers.keys())
result.append((name, context.factory_context.name, missing))
result.sort()
return result | [
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9,618 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService.get_factory_bundle | def get_factory_bundle(self, name):
# type: (str) -> Bundle
"""
Retrieves the Pelix Bundle object that registered the given factory
:param name: The name of a factory
:return: The Bundle that registered the given factory
:raise ValueError: Invalid factory
"""
with self.__factories_lock:
try:
factory = self.__factories[name]
except KeyError:
raise ValueError("Unknown factory '{0}'".format(name))
else:
# Bundle Context is stored in the Factory Context
factory_context = getattr(
factory, constants.IPOPO_FACTORY_CONTEXT
)
return factory_context.bundle_context.get_bundle() | python | def get_factory_bundle(self, name):
# type: (str) -> Bundle
with self.__factories_lock:
try:
factory = self.__factories[name]
except KeyError:
raise ValueError("Unknown factory '{0}'".format(name))
else:
# Bundle Context is stored in the Factory Context
factory_context = getattr(
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)
return factory_context.bundle_context.get_bundle() | [
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9,619 | tcalmant/ipopo | pelix/ipopo/core.py | _IPopoService.get_factory_details | def get_factory_details(self, name):
# type: (str) -> Dict[str, Any]
"""
Retrieves a dictionary with details about the given factory
* ``name``: The factory name
* ``bundle``: The Bundle object of the bundle providing the factory
* ``properties``: Copy of the components properties defined by the
factory
* ``requirements``: List of the requirements defined by the factory
* ``id``: Requirement ID (field where it is injected)
* ``specification``: Specification of the required service
* ``aggregate``: If True, multiple services will be injected
* ``optional``: If True, the requirement is optional
* ``services``: List of the specifications of the services provided by
components of this factory
* ``handlers``: Dictionary of the non-built-in handlers required by
this factory.
The dictionary keys are handler IDs, and it contains a tuple with:
* A copy of the configuration of the handler (0)
* A flag indicating if the handler is present or not
:param name: The name of a factory
:return: A dictionary describing the factory
:raise ValueError: Invalid factory
"""
with self.__factories_lock:
try:
factory = self.__factories[name]
except KeyError:
raise ValueError("Unknown factory '{0}'".format(name))
context = getattr(factory, constants.IPOPO_FACTORY_CONTEXT)
assert isinstance(context, FactoryContext)
result = {} # type: Dict[Any, Any]
# Factory name & bundle
result["name"] = context.name
result["bundle"] = context.bundle_context.get_bundle()
# Configurable properties
# Name -> Default value
result["properties"] = {
prop_name: context.properties.get(prop_name)
for prop_name in context.properties_fields.values()
}
# Requirements (list of dictionaries)
reqs = result["requirements"] = []
handler_requires = context.get_handler(constants.HANDLER_REQUIRES)
if handler_requires is not None:
for field, requirement in handler_requires.items():
reqs.append(
{
"id": field,
"specification": requirement.specification,
"aggregate": requirement.aggregate,
"optional": requirement.optional,
"filter": requirement.original_filter,
}
)
# Provided services (list of list of specifications)
handler_provides = context.get_handler(constants.HANDLER_PROVIDES)
if handler_provides is not None:
result["services"] = [
specs_controller[0] for specs_controller in handler_provides
]
else:
result["services"] = []
# Other handlers
handlers = set(context.get_handlers_ids())
handlers.difference_update(
(
constants.HANDLER_PROPERTY,
constants.HANDLER_PROVIDES,
constants.HANDLER_REQUIRES,
)
)
result["handlers"] = {
handler: copy.deepcopy(context.get_handler(handler))
for handler in handlers
}
return result | python | def get_factory_details(self, name):
# type: (str) -> Dict[str, Any]
with self.__factories_lock:
try:
factory = self.__factories[name]
except KeyError:
raise ValueError("Unknown factory '{0}'".format(name))
context = getattr(factory, constants.IPOPO_FACTORY_CONTEXT)
assert isinstance(context, FactoryContext)
result = {} # type: Dict[Any, Any]
# Factory name & bundle
result["name"] = context.name
result["bundle"] = context.bundle_context.get_bundle()
# Configurable properties
# Name -> Default value
result["properties"] = {
prop_name: context.properties.get(prop_name)
for prop_name in context.properties_fields.values()
}
# Requirements (list of dictionaries)
reqs = result["requirements"] = []
handler_requires = context.get_handler(constants.HANDLER_REQUIRES)
if handler_requires is not None:
for field, requirement in handler_requires.items():
reqs.append(
{
"id": field,
"specification": requirement.specification,
"aggregate": requirement.aggregate,
"optional": requirement.optional,
"filter": requirement.original_filter,
}
)
# Provided services (list of list of specifications)
handler_provides = context.get_handler(constants.HANDLER_PROVIDES)
if handler_provides is not None:
result["services"] = [
specs_controller[0] for specs_controller in handler_provides
]
else:
result["services"] = []
# Other handlers
handlers = set(context.get_handlers_ids())
handlers.difference_update(
(
constants.HANDLER_PROPERTY,
constants.HANDLER_PROVIDES,
constants.HANDLER_REQUIRES,
)
)
result["handlers"] = {
handler: copy.deepcopy(context.get_handler(handler))
for handler in handlers
}
return result | [
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9,620 | tcalmant/ipopo | pelix/ipv6utils.py | set_double_stack | def set_double_stack(socket_obj, double_stack=True):
# type: (socket.socket, bool) -> None
"""
Sets up the IPv6 double stack according to the operating system
:param socket_obj: A socket object
:param double_stack: If True, use the double stack, else only support IPv6
:raise AttributeError: Python or system doesn't support V6
:raise socket.error: Error setting up the double stack value
"""
try:
# Use existing value
opt_ipv6_only = socket.IPV6_V6ONLY
except AttributeError:
# Use "known" value
if os.name == "nt":
# Windows: see ws2ipdef.h
opt_ipv6_only = 27
elif platform.system() == "Linux":
# Linux: see linux/in6.h (in recent kernels)
opt_ipv6_only = 26
else:
# Unknown value: do nothing
raise
# Setup the socket (can raise a socket.error)
socket_obj.setsockopt(ipproto_ipv6(), opt_ipv6_only, int(not double_stack)) | python | def set_double_stack(socket_obj, double_stack=True):
# type: (socket.socket, bool) -> None
try:
# Use existing value
opt_ipv6_only = socket.IPV6_V6ONLY
except AttributeError:
# Use "known" value
if os.name == "nt":
# Windows: see ws2ipdef.h
opt_ipv6_only = 27
elif platform.system() == "Linux":
# Linux: see linux/in6.h (in recent kernels)
opt_ipv6_only = 26
else:
# Unknown value: do nothing
raise
# Setup the socket (can raise a socket.error)
socket_obj.setsockopt(ipproto_ipv6(), opt_ipv6_only, int(not double_stack)) | [
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9,621 | tcalmant/ipopo | pelix/ldapfilter.py | escape_LDAP | def escape_LDAP(ldap_string):
# type: (str) -> str
# pylint: disable=C0103
"""
Escape a string to let it go in an LDAP filter
:param ldap_string: The string to escape
:return: The protected string
"""
if not ldap_string:
# No content
return ldap_string
# Protect escape character previously in the string
assert is_string(ldap_string)
ldap_string = ldap_string.replace(
ESCAPE_CHARACTER, ESCAPE_CHARACTER + ESCAPE_CHARACTER
)
# Leading space
if ldap_string.startswith(" "):
ldap_string = "\\ {0}".format(ldap_string[1:])
# Trailing space
if ldap_string.endswith(" "):
ldap_string = "{0}\\ ".format(ldap_string[:-1])
# Escape other characters
for escaped in ESCAPED_CHARACTERS:
ldap_string = ldap_string.replace(escaped, ESCAPE_CHARACTER + escaped)
return ldap_string | python | def escape_LDAP(ldap_string):
# type: (str) -> str
# pylint: disable=C0103
if not ldap_string:
# No content
return ldap_string
# Protect escape character previously in the string
assert is_string(ldap_string)
ldap_string = ldap_string.replace(
ESCAPE_CHARACTER, ESCAPE_CHARACTER + ESCAPE_CHARACTER
)
# Leading space
if ldap_string.startswith(" "):
ldap_string = "\\ {0}".format(ldap_string[1:])
# Trailing space
if ldap_string.endswith(" "):
ldap_string = "{0}\\ ".format(ldap_string[:-1])
# Escape other characters
for escaped in ESCAPED_CHARACTERS:
ldap_string = ldap_string.replace(escaped, ESCAPE_CHARACTER + escaped)
return ldap_string | [
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9,622 | tcalmant/ipopo | pelix/ldapfilter.py | unescape_LDAP | def unescape_LDAP(ldap_string):
# type: (str) -> str
# pylint: disable=C0103
"""
Unespaces an LDAP string
:param ldap_string: The string to unescape
:return: The unprotected string
"""
if ldap_string is None:
return None
if ESCAPE_CHARACTER not in ldap_string:
# No need to loop
return ldap_string
escaped = False
result = ""
for character in ldap_string:
if not escaped and character == ESCAPE_CHARACTER:
# Escape character found
escaped = True
else:
# Copy the character
escaped = False
result += character
return result | python | def unescape_LDAP(ldap_string):
# type: (str) -> str
# pylint: disable=C0103
if ldap_string is None:
return None
if ESCAPE_CHARACTER not in ldap_string:
# No need to loop
return ldap_string
escaped = False
result = ""
for character in ldap_string:
if not escaped and character == ESCAPE_CHARACTER:
# Escape character found
escaped = True
else:
# Copy the character
escaped = False
result += character
return result | [
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9,623 | tcalmant/ipopo | pelix/ldapfilter.py | _comparator_presence | def _comparator_presence(_, tested_value):
"""
Tests a filter which simply a joker, i.e. a value presence test
"""
# The filter value is a joker : simple presence test
if tested_value is None:
return False
elif hasattr(tested_value, "__len__"):
# Refuse empty values
# pylint: disable=C1801
return len(tested_value) != 0
# Presence validated
return True | python | def _comparator_presence(_, tested_value):
# The filter value is a joker : simple presence test
if tested_value is None:
return False
elif hasattr(tested_value, "__len__"):
# Refuse empty values
# pylint: disable=C1801
return len(tested_value) != 0
# Presence validated
return True | [
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9,624 | tcalmant/ipopo | pelix/ldapfilter.py | _comparator_eq | def _comparator_eq(filter_value, tested_value):
"""
Tests if the filter value is equal to the tested value
"""
if isinstance(tested_value, ITERABLES):
# Convert the list items to strings
for value in tested_value:
# Try with the string conversion
if not is_string(value):
value = repr(value)
if filter_value == value:
# Match !
return True
# Standard comparison
elif not is_string(tested_value):
# String vs string representation
return filter_value == repr(tested_value)
else:
# String vs string
return filter_value == tested_value
return False | python | def _comparator_eq(filter_value, tested_value):
if isinstance(tested_value, ITERABLES):
# Convert the list items to strings
for value in tested_value:
# Try with the string conversion
if not is_string(value):
value = repr(value)
if filter_value == value:
# Match !
return True
# Standard comparison
elif not is_string(tested_value):
# String vs string representation
return filter_value == repr(tested_value)
else:
# String vs string
return filter_value == tested_value
return False | [
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9,625 | tcalmant/ipopo | pelix/ldapfilter.py | _comparator_approximate | def _comparator_approximate(filter_value, tested_value):
"""
Tests if the filter value is nearly equal to the tested value.
If the tested value is a string or an array of string, it compares their
lower case forms
"""
lower_filter_value = filter_value.lower()
if is_string(tested_value):
# Lower case comparison
return _comparator_eq(lower_filter_value, tested_value.lower())
elif hasattr(tested_value, "__iter__"):
# Extract a list of strings
new_tested = [
value.lower() for value in tested_value if is_string(value)
]
if _comparator_eq(lower_filter_value, new_tested):
# Value found in the strings
return True
# Compare the raw values
return _comparator_eq(filter_value, tested_value) or _comparator_eq(
lower_filter_value, tested_value
) | python | def _comparator_approximate(filter_value, tested_value):
lower_filter_value = filter_value.lower()
if is_string(tested_value):
# Lower case comparison
return _comparator_eq(lower_filter_value, tested_value.lower())
elif hasattr(tested_value, "__iter__"):
# Extract a list of strings
new_tested = [
value.lower() for value in tested_value if is_string(value)
]
if _comparator_eq(lower_filter_value, new_tested):
# Value found in the strings
return True
# Compare the raw values
return _comparator_eq(filter_value, tested_value) or _comparator_eq(
lower_filter_value, tested_value
) | [
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9,626 | tcalmant/ipopo | pelix/ldapfilter.py | _comparator_approximate_star | def _comparator_approximate_star(filter_value, tested_value):
"""
Tests if the filter value, which contains a joker, is nearly equal to the
tested value.
If the tested value is a string or an array of string, it compares their
lower case forms
"""
lower_filter_value = filter_value.lower()
if is_string(tested_value):
# Lower case comparison
return _comparator_star(lower_filter_value, tested_value.lower())
elif hasattr(tested_value, "__iter__"):
# Extract a list of strings
new_tested = [
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]
if _comparator_star(lower_filter_value, new_tested):
# Value found in the strings
return True
# Compare the raw values
return _comparator_star(filter_value, tested_value) or _comparator_star(
lower_filter_value, tested_value
) | python | def _comparator_approximate_star(filter_value, tested_value):
lower_filter_value = filter_value.lower()
if is_string(tested_value):
# Lower case comparison
return _comparator_star(lower_filter_value, tested_value.lower())
elif hasattr(tested_value, "__iter__"):
# Extract a list of strings
new_tested = [
value.lower() for value in tested_value if is_string(value)
]
if _comparator_star(lower_filter_value, new_tested):
# Value found in the strings
return True
# Compare the raw values
return _comparator_star(filter_value, tested_value) or _comparator_star(
lower_filter_value, tested_value
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9,627 | tcalmant/ipopo | pelix/ldapfilter.py | _comparator_lt | def _comparator_lt(filter_value, tested_value):
"""
Tests if the filter value is strictly greater than the tested value
tested_value < filter_value
"""
if is_string(filter_value):
value_type = type(tested_value)
try:
# Try a conversion
filter_value = value_type(filter_value)
except (TypeError, ValueError):
if value_type is int:
# Integer/float comparison trick
try:
filter_value = float(filter_value)
except (TypeError, ValueError):
# None-float value
return False
else:
# Incompatible type
return False
try:
return tested_value < filter_value
except TypeError:
# Incompatible type
return False | python | def _comparator_lt(filter_value, tested_value):
if is_string(filter_value):
value_type = type(tested_value)
try:
# Try a conversion
filter_value = value_type(filter_value)
except (TypeError, ValueError):
if value_type is int:
# Integer/float comparison trick
try:
filter_value = float(filter_value)
except (TypeError, ValueError):
# None-float value
return False
else:
# Incompatible type
return False
try:
return tested_value < filter_value
except TypeError:
# Incompatible type
return False | [
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9,628 | tcalmant/ipopo | pelix/ldapfilter.py | _compute_comparator | def _compute_comparator(string, idx):
# type: (str, int) -> Optional[Callable[[Any, Any], bool]]
"""
Tries to compute the LDAP comparator at the given index
Valid operators are :
* = : equality
* <= : less than
* >= : greater than
* ~= : approximate
:param string: A LDAP filter string
:param idx: An index in the given string
:return: The corresponding operator, None if unknown
"""
part1 = string[idx]
try:
part2 = string[idx + 1]
except IndexError:
# String is too short (no comparison)
return None
if part1 == "=":
# Equality
return _comparator_eq
elif part2 != "=":
# It's a "strict" operator
if part1 == "<":
# Strictly lesser
return _comparator_lt
elif part1 == ">":
# Strictly greater
return _comparator_gt
else:
if part1 == "<":
# Less or equal
return _comparator_le
elif part1 == ">":
# Greater or equal
return _comparator_ge
elif part1 == "~":
# Approximate equality
return _comparator_approximate
return None | python | def _compute_comparator(string, idx):
# type: (str, int) -> Optional[Callable[[Any, Any], bool]]
part1 = string[idx]
try:
part2 = string[idx + 1]
except IndexError:
# String is too short (no comparison)
return None
if part1 == "=":
# Equality
return _comparator_eq
elif part2 != "=":
# It's a "strict" operator
if part1 == "<":
# Strictly lesser
return _comparator_lt
elif part1 == ">":
# Strictly greater
return _comparator_gt
else:
if part1 == "<":
# Less or equal
return _comparator_le
elif part1 == ">":
# Greater or equal
return _comparator_ge
elif part1 == "~":
# Approximate equality
return _comparator_approximate
return None | [
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* ~= : approximate
:param string: A LDAP filter string
:param idx: An index in the given string
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9,629 | tcalmant/ipopo | pelix/ldapfilter.py | _compute_operation | def _compute_operation(string, idx):
# type: (str, int) -> Optional[int]
"""
Tries to compute the LDAP operation at the given index
Valid operations are :
* & : AND
* | : OR
* ! : NOT
:param string: A LDAP filter string
:param idx: An index in the given string
:return: The corresponding operator (AND, OR or NOT)
"""
operator = string[idx]
if operator == "&":
return AND
elif operator == "|":
return OR
elif operator == "!":
return NOT
return None | python | def _compute_operation(string, idx):
# type: (str, int) -> Optional[int]
operator = string[idx]
if operator == "&":
return AND
elif operator == "|":
return OR
elif operator == "!":
return NOT
return None | [
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:param idx: An index in the given string
:return: The corresponding operator (AND, OR or NOT) | [
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9,630 | tcalmant/ipopo | pelix/ldapfilter.py | _skip_spaces | def _skip_spaces(string, idx):
# type: (str, int) -> int
"""
Retrieves the next non-space character after idx index in the given string
:param string: The string to look into
:param idx: The base search index
:return: The next non-space character index, -1 if not found
"""
i = idx
for char in string[idx:]:
if not char.isspace():
return i
i += 1
return -1 | python | def _skip_spaces(string, idx):
# type: (str, int) -> int
i = idx
for char in string[idx:]:
if not char.isspace():
return i
i += 1
return -1 | [
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9,631 | tcalmant/ipopo | pelix/ldapfilter.py | _parse_ldap | def _parse_ldap(ldap_filter):
# type: (str) -> Optional[LDAPFilter]
"""
Parses the given LDAP filter string
:param ldap_filter: An LDAP filter string
:return: An LDAPFilter object, None if the filter was empty
:raise ValueError: The LDAP filter string is invalid
"""
if ldap_filter is None:
# Nothing to do
return None
assert is_string(ldap_filter)
# Remove surrounding spaces
ldap_filter = ldap_filter.strip()
if not ldap_filter:
# Empty string
return None
escaped = False
filter_len = len(ldap_filter)
root = None
stack = []
subfilter_stack = []
idx = 0
while idx < filter_len:
if not escaped:
if ldap_filter[idx] == "(":
# Opening filter : get the operator
idx = _skip_spaces(ldap_filter, idx + 1)
if idx == -1:
raise ValueError(
"Missing filter operator: {0}".format(ldap_filter)
)
operator = _compute_operation(ldap_filter, idx)
if operator is not None:
# New sub-filter
stack.append(LDAPFilter(operator))
else:
# Sub-filter content
subfilter_stack.append(idx)
elif ldap_filter[idx] == ")":
# Ending filter : store it in its parent
if subfilter_stack:
# criterion finished
start_idx = subfilter_stack.pop()
criterion = _parse_ldap_criteria(
ldap_filter, start_idx, idx
)
if stack:
top = stack.pop()
top.append(criterion)
stack.append(top)
else:
# No parent : filter contains only one criterion
# Make a parent to stay homogeneous
root = LDAPFilter(AND)
root.append(criterion)
elif stack:
# Sub filter finished
ended_filter = stack.pop()
if stack:
top = stack.pop()
top.append(ended_filter)
stack.append(top)
else:
# End of the parse
root = ended_filter
else:
raise ValueError(
"Too many end of parenthesis:{0}: {1}".format(
idx, ldap_filter[idx:]
)
)
elif ldap_filter[idx] == "\\":
# Next character must be ignored
escaped = True
else:
# Escaped character ignored
escaped = False
# Don't forget to increment...
idx += 1
# No root : invalid content
if root is None:
raise ValueError("Invalid filter string: {0}".format(ldap_filter))
# Return the root of the filter
return root.normalize() | python | def _parse_ldap(ldap_filter):
# type: (str) -> Optional[LDAPFilter]
if ldap_filter is None:
# Nothing to do
return None
assert is_string(ldap_filter)
# Remove surrounding spaces
ldap_filter = ldap_filter.strip()
if not ldap_filter:
# Empty string
return None
escaped = False
filter_len = len(ldap_filter)
root = None
stack = []
subfilter_stack = []
idx = 0
while idx < filter_len:
if not escaped:
if ldap_filter[idx] == "(":
# Opening filter : get the operator
idx = _skip_spaces(ldap_filter, idx + 1)
if idx == -1:
raise ValueError(
"Missing filter operator: {0}".format(ldap_filter)
)
operator = _compute_operation(ldap_filter, idx)
if operator is not None:
# New sub-filter
stack.append(LDAPFilter(operator))
else:
# Sub-filter content
subfilter_stack.append(idx)
elif ldap_filter[idx] == ")":
# Ending filter : store it in its parent
if subfilter_stack:
# criterion finished
start_idx = subfilter_stack.pop()
criterion = _parse_ldap_criteria(
ldap_filter, start_idx, idx
)
if stack:
top = stack.pop()
top.append(criterion)
stack.append(top)
else:
# No parent : filter contains only one criterion
# Make a parent to stay homogeneous
root = LDAPFilter(AND)
root.append(criterion)
elif stack:
# Sub filter finished
ended_filter = stack.pop()
if stack:
top = stack.pop()
top.append(ended_filter)
stack.append(top)
else:
# End of the parse
root = ended_filter
else:
raise ValueError(
"Too many end of parenthesis:{0}: {1}".format(
idx, ldap_filter[idx:]
)
)
elif ldap_filter[idx] == "\\":
# Next character must be ignored
escaped = True
else:
# Escaped character ignored
escaped = False
# Don't forget to increment...
idx += 1
# No root : invalid content
if root is None:
raise ValueError("Invalid filter string: {0}".format(ldap_filter))
# Return the root of the filter
return root.normalize() | [
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9,632 | tcalmant/ipopo | pelix/ldapfilter.py | get_ldap_filter | def get_ldap_filter(ldap_filter):
# type: (Any) -> Optional[Union[LDAPFilter, LDAPCriteria]]
"""
Retrieves the LDAP filter object corresponding to the given filter.
Parses it the argument if it is an LDAPFilter instance
:param ldap_filter: An LDAP filter (LDAPFilter or string)
:return: The corresponding filter, can be None
:raise ValueError: Invalid filter string found
:raise TypeError: Unknown filter type
"""
if ldap_filter is None:
return None
if isinstance(ldap_filter, (LDAPFilter, LDAPCriteria)):
# No conversion needed
return ldap_filter
elif is_string(ldap_filter):
# Parse the filter
return _parse_ldap(ldap_filter)
# Unknown type
raise TypeError(
"Unhandled filter type {0}".format(type(ldap_filter).__name__)
) | python | def get_ldap_filter(ldap_filter):
# type: (Any) -> Optional[Union[LDAPFilter, LDAPCriteria]]
if ldap_filter is None:
return None
if isinstance(ldap_filter, (LDAPFilter, LDAPCriteria)):
# No conversion needed
return ldap_filter
elif is_string(ldap_filter):
# Parse the filter
return _parse_ldap(ldap_filter)
# Unknown type
raise TypeError(
"Unhandled filter type {0}".format(type(ldap_filter).__name__)
) | [
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9,633 | tcalmant/ipopo | pelix/ldapfilter.py | combine_filters | def combine_filters(filters, operator=AND):
# type: (Iterable[Any], int) -> Optional[Union[LDAPFilter, LDAPCriteria]]
"""
Combines two LDAP filters, which can be strings or LDAPFilter objects
:param filters: Filters to combine
:param operator: The operator for combination
:return: The combined filter, can be None if all filters are None
:raise ValueError: Invalid filter string found
:raise TypeError: Unknown filter type
"""
if not filters:
return None
if not hasattr(filters, "__iter__") or is_string(filters):
raise TypeError("Filters argument must be iterable")
# Remove None filters and convert others
ldap_filters = []
for sub_filter in filters:
if sub_filter is None:
# Ignore None filters
continue
ldap_filter = get_ldap_filter(sub_filter)
if ldap_filter is not None:
# Valid filter
ldap_filters.append(ldap_filter)
if not ldap_filters:
# Do nothing
return None
elif len(ldap_filters) == 1:
# Only one filter, return it
return ldap_filters[0]
new_filter = LDAPFilter(operator)
for sub_filter in ldap_filters:
# Direct combination
new_filter.append(sub_filter)
return new_filter.normalize() | python | def combine_filters(filters, operator=AND):
# type: (Iterable[Any], int) -> Optional[Union[LDAPFilter, LDAPCriteria]]
if not filters:
return None
if not hasattr(filters, "__iter__") or is_string(filters):
raise TypeError("Filters argument must be iterable")
# Remove None filters and convert others
ldap_filters = []
for sub_filter in filters:
if sub_filter is None:
# Ignore None filters
continue
ldap_filter = get_ldap_filter(sub_filter)
if ldap_filter is not None:
# Valid filter
ldap_filters.append(ldap_filter)
if not ldap_filters:
# Do nothing
return None
elif len(ldap_filters) == 1:
# Only one filter, return it
return ldap_filters[0]
new_filter = LDAPFilter(operator)
for sub_filter in ldap_filters:
# Direct combination
new_filter.append(sub_filter)
return new_filter.normalize() | [
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9,634 | tcalmant/ipopo | pelix/ldapfilter.py | LDAPFilter.append | def append(self, ldap_filter):
"""
Appends a filter or a criterion to this filter
:param ldap_filter: An LDAP filter or criterion
:raise TypeError: If the parameter is not of a known type
:raise ValueError: If the more than one filter is associated to a
NOT operator
"""
if not isinstance(ldap_filter, (LDAPFilter, LDAPCriteria)):
raise TypeError(
"Invalid filter type: {0}".format(type(ldap_filter).__name__)
)
if len(self.subfilters) >= 1 and self.operator == NOT:
raise ValueError("Not operator only handles one child")
self.subfilters.append(ldap_filter) | python | def append(self, ldap_filter):
if not isinstance(ldap_filter, (LDAPFilter, LDAPCriteria)):
raise TypeError(
"Invalid filter type: {0}".format(type(ldap_filter).__name__)
)
if len(self.subfilters) >= 1 and self.operator == NOT:
raise ValueError("Not operator only handles one child")
self.subfilters.append(ldap_filter) | [
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9,635 | tcalmant/ipopo | pelix/ldapfilter.py | LDAPFilter.matches | def matches(self, properties):
"""
Tests if the given properties matches this LDAP filter and its children
:param properties: A dictionary of properties
:return: True if the properties matches this filter, else False
"""
# Use a generator, and declare it outside of the method call
# => seems to be quite a speed up trick
generator = (
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)
# Extract "if" from loops and use built-in methods
if self.operator == OR:
result = any(generator)
else:
result = all(generator)
if self.operator == NOT:
# Revert result
return not result
return result | python | def matches(self, properties):
# Use a generator, and declare it outside of the method call
# => seems to be quite a speed up trick
generator = (
criterion.matches(properties) for criterion in self.subfilters
)
# Extract "if" from loops and use built-in methods
if self.operator == OR:
result = any(generator)
else:
result = all(generator)
if self.operator == NOT:
# Revert result
return not result
return result | [
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9,636 | tcalmant/ipopo | pelix/ldapfilter.py | LDAPFilter.normalize | def normalize(self):
"""
Returns the first meaningful object in this filter.
"""
if not self.subfilters:
# No sub-filters
return None
# New sub-filters list
new_filters = []
for subfilter in self.subfilters:
# Normalize the sub-filter before storing it
norm_filter = subfilter.normalize()
if norm_filter is not None and norm_filter not in new_filters:
new_filters.append(norm_filter)
# Update the instance
self.subfilters = new_filters
size = len(self.subfilters)
if size > 1 or self.operator == NOT:
# Normal filter or NOT
# NOT is the only operator to accept 1 operand
return self
# Return the only child as the filter object
return self.subfilters[0].normalize() | python | def normalize(self):
if not self.subfilters:
# No sub-filters
return None
# New sub-filters list
new_filters = []
for subfilter in self.subfilters:
# Normalize the sub-filter before storing it
norm_filter = subfilter.normalize()
if norm_filter is not None and norm_filter not in new_filters:
new_filters.append(norm_filter)
# Update the instance
self.subfilters = new_filters
size = len(self.subfilters)
if size > 1 or self.operator == NOT:
# Normal filter or NOT
# NOT is the only operator to accept 1 operand
return self
# Return the only child as the filter object
return self.subfilters[0].normalize() | [
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9,637 | tcalmant/ipopo | pelix/ldapfilter.py | LDAPCriteria.matches | def matches(self, properties):
"""
Tests if the given criterion matches this LDAP criterion
:param properties: A dictionary of properties
:return: True if the properties matches this criterion, else False
"""
try:
# Use the comparator
return self.comparator(self.value, properties[self.name])
except KeyError:
# Criterion key is not in the properties
return False | python | def matches(self, properties):
try:
# Use the comparator
return self.comparator(self.value, properties[self.name])
except KeyError:
# Criterion key is not in the properties
return False | [
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9,638 | tcalmant/ipopo | samples/run_remote.py | InstallUtils.discovery_multicast | def discovery_multicast(self):
"""
Installs the multicast discovery bundles and instantiates components
"""
# Install the bundle
self.context.install_bundle("pelix.remote.discovery.multicast").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_DISCOVERY_MULTICAST, "pelix-discovery-multicast"
) | python | def discovery_multicast(self):
# Install the bundle
self.context.install_bundle("pelix.remote.discovery.multicast").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_DISCOVERY_MULTICAST, "pelix-discovery-multicast"
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9,639 | tcalmant/ipopo | samples/run_remote.py | InstallUtils.discovery_mdns | def discovery_mdns(self):
"""
Installs the mDNS discovery bundles and instantiates components
"""
# Remove Zeroconf debug output
logging.getLogger("zeroconf").setLevel(logging.WARNING)
# Install the bundle
self.context.install_bundle("pelix.remote.discovery.mdns").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(rs.FACTORY_DISCOVERY_ZEROCONF, "pelix-discovery-zeroconf") | python | def discovery_mdns(self):
# Remove Zeroconf debug output
logging.getLogger("zeroconf").setLevel(logging.WARNING)
# Install the bundle
self.context.install_bundle("pelix.remote.discovery.mdns").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(rs.FACTORY_DISCOVERY_ZEROCONF, "pelix-discovery-zeroconf") | [
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9,640 | tcalmant/ipopo | samples/run_remote.py | InstallUtils.discovery_mqtt | def discovery_mqtt(self):
"""
Installs the MQTT discovery bundles and instantiates components
"""
# Install the bundle
self.context.install_bundle("pelix.remote.discovery.mqtt").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_DISCOVERY_MQTT,
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{
"application.id": "sample.rs",
"mqtt.host": self.arguments.mqtt_host,
"mqtt.port": self.arguments.mqtt_port,
},
) | python | def discovery_mqtt(self):
# Install the bundle
self.context.install_bundle("pelix.remote.discovery.mqtt").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_DISCOVERY_MQTT,
"pelix-discovery-mqtt",
{
"application.id": "sample.rs",
"mqtt.host": self.arguments.mqtt_host,
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9,641 | tcalmant/ipopo | samples/run_remote.py | InstallUtils.discovery_redis | def discovery_redis(self):
"""
Installs the Redis discovery bundles and instantiates components
"""
# Install the bundle
self.context.install_bundle("pelix.remote.discovery.redis").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_DISCOVERY_REDIS,
"pelix-discovery-redis",
{
"application.id": "sample.rs",
"redis.host": self.arguments.redis_host,
"redis.port": self.arguments.redis_port,
},
) | python | def discovery_redis(self):
# Install the bundle
self.context.install_bundle("pelix.remote.discovery.redis").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_DISCOVERY_REDIS,
"pelix-discovery-redis",
{
"application.id": "sample.rs",
"redis.host": self.arguments.redis_host,
"redis.port": self.arguments.redis_port,
},
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9,642 | tcalmant/ipopo | samples/run_remote.py | InstallUtils.discovery_zookeeper | def discovery_zookeeper(self):
"""
Installs the ZooKeeper discovery bundles and instantiates components
"""
# Install the bundle
self.context.install_bundle("pelix.remote.discovery.zookeeper").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_DISCOVERY_ZOOKEEPER,
"pelix-discovery-zookeeper",
{
"application.id": "sample.rs",
"zookeeper.hosts": self.arguments.zk_hosts,
"zookeeper.prefix": self.arguments.zk_prefix,
},
) | python | def discovery_zookeeper(self):
# Install the bundle
self.context.install_bundle("pelix.remote.discovery.zookeeper").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_DISCOVERY_ZOOKEEPER,
"pelix-discovery-zookeeper",
{
"application.id": "sample.rs",
"zookeeper.hosts": self.arguments.zk_hosts,
"zookeeper.prefix": self.arguments.zk_prefix,
},
) | [
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9,643 | tcalmant/ipopo | samples/run_remote.py | InstallUtils.transport_jsonrpc | def transport_jsonrpc(self):
"""
Installs the JSON-RPC transport bundles and instantiates components
"""
# Install the bundle
self.context.install_bundle("pelix.remote.json_rpc").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_TRANSPORT_JSONRPC_EXPORTER, "pelix-jsonrpc-exporter"
)
ipopo.add(
rs.FACTORY_TRANSPORT_JSONRPC_IMPORTER, "pelix-jsonrpc-importer"
) | python | def transport_jsonrpc(self):
# Install the bundle
self.context.install_bundle("pelix.remote.json_rpc").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_TRANSPORT_JSONRPC_EXPORTER, "pelix-jsonrpc-exporter"
)
ipopo.add(
rs.FACTORY_TRANSPORT_JSONRPC_IMPORTER, "pelix-jsonrpc-importer"
) | [
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9,644 | tcalmant/ipopo | samples/run_remote.py | InstallUtils.transport_jabsorbrpc | def transport_jabsorbrpc(self):
"""
Installs the JABSORB-RPC transport bundles and instantiates components
"""
# Install the bundle
self.context.install_bundle(
"pelix.remote.transport.jabsorb_rpc"
).start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_TRANSPORT_JABSORBRPC_EXPORTER,
"pelix-jabsorbrpc-exporter",
)
ipopo.add(
rs.FACTORY_TRANSPORT_JABSORBRPC_IMPORTER,
"pelix-jabsorbrpc-importer",
) | python | def transport_jabsorbrpc(self):
# Install the bundle
self.context.install_bundle(
"pelix.remote.transport.jabsorb_rpc"
).start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_TRANSPORT_JABSORBRPC_EXPORTER,
"pelix-jabsorbrpc-exporter",
)
ipopo.add(
rs.FACTORY_TRANSPORT_JABSORBRPC_IMPORTER,
"pelix-jabsorbrpc-importer",
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9,645 | tcalmant/ipopo | samples/run_remote.py | InstallUtils.transport_mqttrpc | def transport_mqttrpc(self):
"""
Installs the MQTT-RPC transport bundles and instantiates components
"""
# Install the bundle
self.context.install_bundle("pelix.remote.transport.mqtt_rpc").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_TRANSPORT_MQTTRPC_EXPORTER,
"pelix-mqttrpc-exporter",
{
"mqtt.host": self.arguments.mqtt_host,
"mqtt.port": self.arguments.mqtt_port,
},
)
ipopo.add(
rs.FACTORY_TRANSPORT_MQTTRPC_IMPORTER,
"pelix-mqttrpc-importer",
{
"mqtt.host": self.arguments.mqtt_host,
"mqtt.port": self.arguments.mqtt_port,
},
) | python | def transport_mqttrpc(self):
# Install the bundle
self.context.install_bundle("pelix.remote.transport.mqtt_rpc").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_TRANSPORT_MQTTRPC_EXPORTER,
"pelix-mqttrpc-exporter",
{
"mqtt.host": self.arguments.mqtt_host,
"mqtt.port": self.arguments.mqtt_port,
},
)
ipopo.add(
rs.FACTORY_TRANSPORT_MQTTRPC_IMPORTER,
"pelix-mqttrpc-importer",
{
"mqtt.host": self.arguments.mqtt_host,
"mqtt.port": self.arguments.mqtt_port,
},
) | [
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9,646 | tcalmant/ipopo | samples/run_remote.py | InstallUtils.transport_xmlrpc | def transport_xmlrpc(self):
"""
Installs the XML-RPC transport bundles and instantiates components
"""
# Install the bundle
self.context.install_bundle("pelix.remote.xml_rpc").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_TRANSPORT_XMLRPC_EXPORTER, "pelix-xmlrpc-exporter"
)
ipopo.add(
rs.FACTORY_TRANSPORT_XMLRPC_IMPORTER, "pelix-xmlrpc-importer"
) | python | def transport_xmlrpc(self):
# Install the bundle
self.context.install_bundle("pelix.remote.xml_rpc").start()
with use_waiting_list(self.context) as ipopo:
# Instantiate the discovery
ipopo.add(
rs.FACTORY_TRANSPORT_XMLRPC_EXPORTER, "pelix-xmlrpc-exporter"
)
ipopo.add(
rs.FACTORY_TRANSPORT_XMLRPC_IMPORTER, "pelix-xmlrpc-importer"
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9,647 | tcalmant/ipopo | pelix/services/configadmin.py | Configuration.get_properties | def get_properties(self):
"""
Return the properties of this Configuration object.
The Dictionary object returned is a private copy for the caller and may
be changed without influencing the stored configuration.
If called just after the configuration is created and before update has
been called, this method returns None.
:return: A private copy of the properties for the caller or null.
These properties must not contain the "service.bundleLocation"
property. The value of this property may be obtained from the
get_bundle_location() method.
"""
with self.__lock:
if self.__deleted:
raise ValueError("{0} has been deleted".format(self.__pid))
elif not self.__updated:
# Fresh configuration
return None
# Filter a copy of the properties
props = self.__properties.copy()
try:
del props[services.CONFIG_PROP_BUNDLE_LOCATION]
except KeyError:
# Ignore
pass
return props | python | def get_properties(self):
with self.__lock:
if self.__deleted:
raise ValueError("{0} has been deleted".format(self.__pid))
elif not self.__updated:
# Fresh configuration
return None
# Filter a copy of the properties
props = self.__properties.copy()
try:
del props[services.CONFIG_PROP_BUNDLE_LOCATION]
except KeyError:
# Ignore
pass
return props | [
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9,648 | tcalmant/ipopo | pelix/services/configadmin.py | Configuration.__properties_update | def __properties_update(self, properties):
"""
Internal update of configuration properties. Does not notifies the
ConfigurationAdmin of this modification.
:param properties: the new set of properties for this configuration
:return: True if the properties have been updated, else False
"""
if not properties:
# Nothing to do
return False
with self.__lock:
# Make a copy of the properties
properties = properties.copy()
# Override properties
properties[services.CONFIG_PROP_PID] = self.__pid
if self.__location:
properties[
services.CONFIG_PROP_BUNDLE_LOCATION
] = self.__location
if self.__factory_pid:
properties[
services.CONFIG_PROP_FACTORY_PID
] = self.__factory_pid
# See if new properties are different
if properties == self.__properties:
return False
# Store the copy (before storing data)
self.__properties = properties
self.__updated = True
# Store the data
# it will cause FileInstall to update this configuration again, but
# this will ignored because self.__properties has already been
# saved
self.__persistence.store(self.__pid, properties)
return True | python | def __properties_update(self, properties):
if not properties:
# Nothing to do
return False
with self.__lock:
# Make a copy of the properties
properties = properties.copy()
# Override properties
properties[services.CONFIG_PROP_PID] = self.__pid
if self.__location:
properties[
services.CONFIG_PROP_BUNDLE_LOCATION
] = self.__location
if self.__factory_pid:
properties[
services.CONFIG_PROP_FACTORY_PID
] = self.__factory_pid
# See if new properties are different
if properties == self.__properties:
return False
# Store the copy (before storing data)
self.__properties = properties
self.__updated = True
# Store the data
# it will cause FileInstall to update this configuration again, but
# this will ignored because self.__properties has already been
# saved
self.__persistence.store(self.__pid, properties)
return True | [
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9,649 | tcalmant/ipopo | pelix/services/configadmin.py | Configuration.update | def update(self, properties=None):
# pylint: disable=W0212
"""
If called without properties, only notifies listeners
Update the properties of this Configuration object.
Stores the properties in persistent storage after adding or overwriting
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:param properties: the new set of properties for this configuration
:raise IOError: Error storing the configuration
"""
with self.__lock:
# Update properties
if self.__properties_update(properties):
# Update configurations, if something changed
self.__config_admin._update(self) | python | def update(self, properties=None):
# pylint: disable=W0212
with self.__lock:
# Update properties
if self.__properties_update(properties):
# Update configurations, if something changed
self.__config_admin._update(self) | [
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Else, this callback is delayed until aforementioned registration
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Also initiates an asynchronous call to all ConfigurationListeners with
a ConfigurationEvent.CM_UPDATED event.
:param properties: the new set of properties for this configuration
:raise IOError: Error storing the configuration | [
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9,650 | tcalmant/ipopo | pelix/services/configadmin.py | Configuration.delete | def delete(self, directory_updated=False):
# pylint: disable=W0212
"""
Delete this configuration
:param directory_updated: If True, tell ConfigurationAdmin to not
recall the directory of this deletion
(internal use only)
"""
with self.__lock:
if self.__deleted:
# Nothing to do
return
# Update status
self.__deleted = True
# Notify ConfigurationAdmin, notify services only if the
# configuration had been updated before
self.__config_admin._delete(self, self.__updated, directory_updated)
# Remove the file
self.__persistence.delete(self.__pid)
# Clean up
if self.__properties:
self.__properties.clear()
self.__persistence = None
self.__pid = None | python | def delete(self, directory_updated=False):
# pylint: disable=W0212
with self.__lock:
if self.__deleted:
# Nothing to do
return
# Update status
self.__deleted = True
# Notify ConfigurationAdmin, notify services only if the
# configuration had been updated before
self.__config_admin._delete(self, self.__updated, directory_updated)
# Remove the file
self.__persistence.delete(self.__pid)
# Clean up
if self.__properties:
self.__properties.clear()
self.__persistence = None
self.__pid = None | [
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9,651 | tcalmant/ipopo | pelix/services/configadmin.py | Configuration.matches | def matches(self, ldap_filter):
"""
Tests if this configuration matches the given filter.
:param ldap_filter: A parsed LDAP filter object
:return: True if the properties of this configuration matches the
filter
"""
if not self.is_valid():
# Do not test invalid configurations
return False
return ldap_filter.matches(self.__properties) | python | def matches(self, ldap_filter):
if not self.is_valid():
# Do not test invalid configurations
return False
return ldap_filter.matches(self.__properties) | [
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:param ldap_filter: A parsed LDAP filter object
:return: True if the properties of this configuration matches the
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9,652 | tcalmant/ipopo | pelix/framework.py | _package_exists | def _package_exists(path):
# type: (str) -> bool
"""
Checks if the given Python path matches a valid file or a valid container
file
:param path: A Python path
:return: True if the module or its container exists
"""
while path:
if os.path.exists(path):
return True
else:
path = os.path.dirname(path)
return False | python | def _package_exists(path):
# type: (str) -> bool
while path:
if os.path.exists(path):
return True
else:
path = os.path.dirname(path)
return False | [
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9,653 | tcalmant/ipopo | pelix/framework.py | normalize_path | def normalize_path():
"""
Normalizes sys.path to avoid the use of relative folders
"""
# Normalize Python paths
whole_path = [
os.path.abspath(path) for path in sys.path if os.path.exists(path)
]
# Keep the "dynamic" current folder indicator and add the "static"
# current path
# Use an OrderedDict to have a faster lookup (path not in whole_set)
whole_set = collections.OrderedDict((("", 1), (os.getcwd(), 1)))
# Add original path entries
for path in whole_path:
if path not in whole_set:
whole_set[path] = 1
# Set the new content of sys.path (still ordered thanks to OrderedDict)
sys.path = list(whole_set)
# Normalize paths in loaded modules
for module_ in sys.modules.values():
try:
module_.__path__ = [
os.path.abspath(path)
for path in module_.__path__
if _package_exists(path)
]
except AttributeError:
# builtin modules don't have a __path__
pass
except ImportError:
pass | python | def normalize_path():
# Normalize Python paths
whole_path = [
os.path.abspath(path) for path in sys.path if os.path.exists(path)
]
# Keep the "dynamic" current folder indicator and add the "static"
# current path
# Use an OrderedDict to have a faster lookup (path not in whole_set)
whole_set = collections.OrderedDict((("", 1), (os.getcwd(), 1)))
# Add original path entries
for path in whole_path:
if path not in whole_set:
whole_set[path] = 1
# Set the new content of sys.path (still ordered thanks to OrderedDict)
sys.path = list(whole_set)
# Normalize paths in loaded modules
for module_ in sys.modules.values():
try:
module_.__path__ = [
os.path.abspath(path)
for path in module_.__path__
if _package_exists(path)
]
except AttributeError:
# builtin modules don't have a __path__
pass
except ImportError:
pass | [
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9,654 | tcalmant/ipopo | pelix/framework.py | Bundle.__get_activator_method | def __get_activator_method(self, method_name):
"""
Retrieves the requested method of the activator, or returns None
:param method_name: A method name
:return: A method, or None
"""
# Get the activator
activator = getattr(self.__module, ACTIVATOR, None)
if activator is None:
# Get the old activator
activator = getattr(self.__module, ACTIVATOR_LEGACY, None)
if activator is not None:
# Old activator found: print a deprecation warning
_logger.warning(
"Bundle %s uses the deprecated '%s' to declare"
" its activator. Use @BundleActivator instead.",
self.__name,
ACTIVATOR_LEGACY,
)
return getattr(activator, method_name, None) | python | def __get_activator_method(self, method_name):
# Get the activator
activator = getattr(self.__module, ACTIVATOR, None)
if activator is None:
# Get the old activator
activator = getattr(self.__module, ACTIVATOR_LEGACY, None)
if activator is not None:
# Old activator found: print a deprecation warning
_logger.warning(
"Bundle %s uses the deprecated '%s' to declare"
" its activator. Use @BundleActivator instead.",
self.__name,
ACTIVATOR_LEGACY,
)
return getattr(activator, method_name, None) | [
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9,655 | tcalmant/ipopo | pelix/framework.py | Bundle._fire_bundle_event | def _fire_bundle_event(self, kind):
# type: (int) -> None
"""
Fires a bundle event of the given kind
:param kind: Kind of event
"""
self.__framework._dispatcher.fire_bundle_event(BundleEvent(kind, self)) | python | def _fire_bundle_event(self, kind):
# type: (int) -> None
self.__framework._dispatcher.fire_bundle_event(BundleEvent(kind, self)) | [
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9,656 | tcalmant/ipopo | pelix/framework.py | Bundle.get_registered_services | def get_registered_services(self):
# type: () -> List[ServiceReference]
"""
Returns this bundle's ServiceReference list for all services it has
registered or an empty list
The list is valid at the time of the call to this method, however, as
the Framework is a very dynamic environment, services can be modified
or unregistered at any time.
:return: An array of ServiceReference objects
:raise BundleException: If the bundle has been uninstalled
"""
if self._state == Bundle.UNINSTALLED:
raise BundleException(
"Can't call 'get_registered_services' on an "
"uninstalled bundle"
)
return self.__framework._registry.get_bundle_registered_services(self) | python | def get_registered_services(self):
# type: () -> List[ServiceReference]
if self._state == Bundle.UNINSTALLED:
raise BundleException(
"Can't call 'get_registered_services' on an "
"uninstalled bundle"
)
return self.__framework._registry.get_bundle_registered_services(self) | [
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9,657 | tcalmant/ipopo | pelix/framework.py | Bundle.get_services_in_use | def get_services_in_use(self):
# type: () -> List[ServiceReference]
"""
Returns this bundle's ServiceReference list for all services it is
using or an empty list.
A bundle is considered to be using a service if its use count for that
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:return: An array of ServiceReference objects
:raise BundleException: If the bundle has been uninstalled
"""
if self._state == Bundle.UNINSTALLED:
raise BundleException(
"Can't call 'get_services_in_use' on an uninstalled bundle"
)
return self.__framework._registry.get_bundle_imported_services(self) | python | def get_services_in_use(self):
# type: () -> List[ServiceReference]
if self._state == Bundle.UNINSTALLED:
raise BundleException(
"Can't call 'get_services_in_use' on an uninstalled bundle"
)
return self.__framework._registry.get_bundle_imported_services(self) | [
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9,658 | tcalmant/ipopo | pelix/framework.py | Bundle.start | def start(self):
"""
Starts the bundle. Does nothing if the bundle is already starting or
active.
:raise BundleException: The framework is not yet started or the bundle
activator failed.
"""
if self.__framework._state not in (Bundle.STARTING, Bundle.ACTIVE):
# Framework is not running
raise BundleException(
"Framework must be started before its bundles"
)
with self._lock:
if self._state in (Bundle.ACTIVE, Bundle.STARTING):
# Already started bundle, do nothing
return
# Store the bundle current state
previous_state = self._state
# Starting...
self._state = Bundle.STARTING
self._fire_bundle_event(BundleEvent.STARTING)
# Call the activator, if any
starter = self.__get_activator_method("start")
if starter is not None:
try:
# Call the start method
starter(self.__context)
except (FrameworkException, BundleException):
# Restore previous state
self._state = previous_state
# Re-raise directly Pelix exceptions
_logger.exception(
"Pelix error raised by %s while starting", self.__name
)
raise
except Exception as ex:
# Restore previous state
self._state = previous_state
# Raise the error
_logger.exception(
"Error raised by %s while starting", self.__name
)
raise BundleException(ex)
# Bundle is now active
self._state = Bundle.ACTIVE
self._fire_bundle_event(BundleEvent.STARTED) | python | def start(self):
if self.__framework._state not in (Bundle.STARTING, Bundle.ACTIVE):
# Framework is not running
raise BundleException(
"Framework must be started before its bundles"
)
with self._lock:
if self._state in (Bundle.ACTIVE, Bundle.STARTING):
# Already started bundle, do nothing
return
# Store the bundle current state
previous_state = self._state
# Starting...
self._state = Bundle.STARTING
self._fire_bundle_event(BundleEvent.STARTING)
# Call the activator, if any
starter = self.__get_activator_method("start")
if starter is not None:
try:
# Call the start method
starter(self.__context)
except (FrameworkException, BundleException):
# Restore previous state
self._state = previous_state
# Re-raise directly Pelix exceptions
_logger.exception(
"Pelix error raised by %s while starting", self.__name
)
raise
except Exception as ex:
# Restore previous state
self._state = previous_state
# Raise the error
_logger.exception(
"Error raised by %s while starting", self.__name
)
raise BundleException(ex)
# Bundle is now active
self._state = Bundle.ACTIVE
self._fire_bundle_event(BundleEvent.STARTED) | [
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9,659 | tcalmant/ipopo | pelix/framework.py | Bundle.stop | def stop(self):
"""
Stops the bundle. Does nothing if the bundle is already stopped.
:raise BundleException: The bundle activator failed.
"""
if self._state != Bundle.ACTIVE:
# Invalid state
return
exception = None
with self._lock:
# Store the bundle current state
previous_state = self._state
# Stopping...
self._state = Bundle.STOPPING
self._fire_bundle_event(BundleEvent.STOPPING)
# Call the activator, if any
stopper = self.__get_activator_method("stop")
if stopper is not None:
try:
# Call the start method
stopper(self.__context)
except (FrameworkException, BundleException) as ex:
# Restore previous state
self._state = previous_state
# Re-raise directly Pelix exceptions
_logger.exception(
"Pelix error raised by %s while stopping", self.__name
)
exception = ex
except Exception as ex:
_logger.exception(
"Error raised by %s while stopping", self.__name
)
# Store the exception (raised after service clean up)
exception = BundleException(ex)
# Hide remaining services
self.__framework._hide_bundle_services(self)
# Intermediate bundle event : activator should have cleaned up
# everything, but some element could stay (iPOPO components, ...)
self._fire_bundle_event(BundleEvent.STOPPING_PRECLEAN)
# Remove remaining services (the hard way)
self.__unregister_services()
# Cleanup service usages
self.__framework._unget_used_services(self)
# Bundle is now stopped and all its services have been unregistered
self._state = Bundle.RESOLVED
self._fire_bundle_event(BundleEvent.STOPPED)
# Raise the exception, if any
# pylint: disable=E0702
# Pylint seems to miss the "is not None" check below
if exception is not None:
raise exception | python | def stop(self):
if self._state != Bundle.ACTIVE:
# Invalid state
return
exception = None
with self._lock:
# Store the bundle current state
previous_state = self._state
# Stopping...
self._state = Bundle.STOPPING
self._fire_bundle_event(BundleEvent.STOPPING)
# Call the activator, if any
stopper = self.__get_activator_method("stop")
if stopper is not None:
try:
# Call the start method
stopper(self.__context)
except (FrameworkException, BundleException) as ex:
# Restore previous state
self._state = previous_state
# Re-raise directly Pelix exceptions
_logger.exception(
"Pelix error raised by %s while stopping", self.__name
)
exception = ex
except Exception as ex:
_logger.exception(
"Error raised by %s while stopping", self.__name
)
# Store the exception (raised after service clean up)
exception = BundleException(ex)
# Hide remaining services
self.__framework._hide_bundle_services(self)
# Intermediate bundle event : activator should have cleaned up
# everything, but some element could stay (iPOPO components, ...)
self._fire_bundle_event(BundleEvent.STOPPING_PRECLEAN)
# Remove remaining services (the hard way)
self.__unregister_services()
# Cleanup service usages
self.__framework._unget_used_services(self)
# Bundle is now stopped and all its services have been unregistered
self._state = Bundle.RESOLVED
self._fire_bundle_event(BundleEvent.STOPPED)
# Raise the exception, if any
# pylint: disable=E0702
# Pylint seems to miss the "is not None" check below
if exception is not None:
raise exception | [
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9,660 | tcalmant/ipopo | pelix/framework.py | Bundle.__unregister_services | def __unregister_services(self):
"""
Unregisters all bundle services
"""
# Copy the services list, as it will be modified during the process
with self.__registration_lock:
registered_services = self.__registered_services.copy()
for registration in registered_services:
try:
registration.unregister()
except BundleException:
# Ignore errors at this level
pass
if self.__registered_services:
_logger.warning("Not all services have been unregistered...")
with self.__registration_lock:
# Clear the list, just to be clean
self.__registered_services.clear() | python | def __unregister_services(self):
# Copy the services list, as it will be modified during the process
with self.__registration_lock:
registered_services = self.__registered_services.copy()
for registration in registered_services:
try:
registration.unregister()
except BundleException:
# Ignore errors at this level
pass
if self.__registered_services:
_logger.warning("Not all services have been unregistered...")
with self.__registration_lock:
# Clear the list, just to be clean
self.__registered_services.clear() | [
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9,661 | tcalmant/ipopo | pelix/framework.py | Bundle.uninstall | def uninstall(self):
"""
Uninstalls the bundle
"""
with self._lock:
if self._state == Bundle.ACTIVE:
self.stop()
# Change the bundle state
self._state = Bundle.UNINSTALLED
# Call the framework
self.__framework.uninstall_bundle(self) | python | def uninstall(self):
with self._lock:
if self._state == Bundle.ACTIVE:
self.stop()
# Change the bundle state
self._state = Bundle.UNINSTALLED
# Call the framework
self.__framework.uninstall_bundle(self) | [
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9,662 | tcalmant/ipopo | pelix/framework.py | Bundle.update | def update(self):
"""
Updates the bundle
"""
with self._lock:
# Was it active ?
restart = self._state == Bundle.ACTIVE
# Send the update event
self._fire_bundle_event(BundleEvent.UPDATE_BEGIN)
try:
# Stop the bundle
self.stop()
except:
# Something wrong occurred, notify listeners
self._fire_bundle_event(BundleEvent.UPDATE_FAILED)
raise
# Change the source file age
module_stat = None
module_file = getattr(self.__module, "__file__", None)
if module_file is not None and os.path.isfile(module_file):
try:
module_stat = os.stat(module_file)
# Change modification time to bypass weak time resolution
# of the underlying file system
os.utime(
module_file,
(module_stat.st_atime, module_stat.st_mtime + 1),
)
except OSError:
# Can't touch the file
_logger.warning(
"Failed to update the modification time of '%s'. "
"The bundle update might not reflect the latest "
"changes.",
module_file,
)
# Clean up the module constants (otherwise kept by reload)
# Keep special members (__name__, __file__, ...)
old_content = self.__module.__dict__.copy()
for name in list(self.__module.__dict__):
if not (name.startswith("__") and name.endswith("__")):
del self.__module.__dict__[name]
try:
# Reload the module
reload_module(self.__module)
except (ImportError, SyntaxError) as ex:
# Exception raised if the file is unreadable
_logger.exception("Error updating %s: %s", self.__name, ex)
# Reset module content
self.__module.__dict__.clear()
self.__module.__dict__.update(old_content)
if module_stat is not None:
try:
# Reset times
os.utime(
module_file,
(module_stat.st_atime, module_stat.st_mtime),
)
except OSError:
# Shouldn't occur, since we succeeded before the update
_logger.debug(
"Failed to reset the modification time of '%s'",
module_file,
)
if restart:
try:
# Re-start the bundle
self.start()
except:
# Something wrong occurred, notify listeners
self._fire_bundle_event(BundleEvent.UPDATE_FAILED)
raise
# Bundle update finished
self._fire_bundle_event(BundleEvent.UPDATED) | python | def update(self):
with self._lock:
# Was it active ?
restart = self._state == Bundle.ACTIVE
# Send the update event
self._fire_bundle_event(BundleEvent.UPDATE_BEGIN)
try:
# Stop the bundle
self.stop()
except:
# Something wrong occurred, notify listeners
self._fire_bundle_event(BundleEvent.UPDATE_FAILED)
raise
# Change the source file age
module_stat = None
module_file = getattr(self.__module, "__file__", None)
if module_file is not None and os.path.isfile(module_file):
try:
module_stat = os.stat(module_file)
# Change modification time to bypass weak time resolution
# of the underlying file system
os.utime(
module_file,
(module_stat.st_atime, module_stat.st_mtime + 1),
)
except OSError:
# Can't touch the file
_logger.warning(
"Failed to update the modification time of '%s'. "
"The bundle update might not reflect the latest "
"changes.",
module_file,
)
# Clean up the module constants (otherwise kept by reload)
# Keep special members (__name__, __file__, ...)
old_content = self.__module.__dict__.copy()
for name in list(self.__module.__dict__):
if not (name.startswith("__") and name.endswith("__")):
del self.__module.__dict__[name]
try:
# Reload the module
reload_module(self.__module)
except (ImportError, SyntaxError) as ex:
# Exception raised if the file is unreadable
_logger.exception("Error updating %s: %s", self.__name, ex)
# Reset module content
self.__module.__dict__.clear()
self.__module.__dict__.update(old_content)
if module_stat is not None:
try:
# Reset times
os.utime(
module_file,
(module_stat.st_atime, module_stat.st_mtime),
)
except OSError:
# Shouldn't occur, since we succeeded before the update
_logger.debug(
"Failed to reset the modification time of '%s'",
module_file,
)
if restart:
try:
# Re-start the bundle
self.start()
except:
# Something wrong occurred, notify listeners
self._fire_bundle_event(BundleEvent.UPDATE_FAILED)
raise
# Bundle update finished
self._fire_bundle_event(BundleEvent.UPDATED) | [
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9,663 | tcalmant/ipopo | pelix/framework.py | Framework.get_bundle_by_id | def get_bundle_by_id(self, bundle_id):
# type: (int) -> Union[Bundle, Framework]
"""
Retrieves the bundle with the given ID
:param bundle_id: ID of an installed bundle
:return: The requested bundle
:raise BundleException: The ID is invalid
"""
if bundle_id == 0:
# "System bundle"
return self
with self.__bundles_lock:
if bundle_id not in self.__bundles:
raise BundleException("Invalid bundle ID {0}".format(bundle_id))
return self.__bundles[bundle_id] | python | def get_bundle_by_id(self, bundle_id):
# type: (int) -> Union[Bundle, Framework]
if bundle_id == 0:
# "System bundle"
return self
with self.__bundles_lock:
if bundle_id not in self.__bundles:
raise BundleException("Invalid bundle ID {0}".format(bundle_id))
return self.__bundles[bundle_id] | [
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9,664 | tcalmant/ipopo | pelix/framework.py | Framework.get_bundle_by_name | def get_bundle_by_name(self, bundle_name):
# type: (str) -> Optional[Bundle]
"""
Retrieves the bundle with the given name
:param bundle_name: Name of the bundle to look for
:return: The requested bundle, None if not found
"""
if bundle_name is None:
# Nothing to do
return None
if bundle_name is self.get_symbolic_name():
# System bundle requested
return self
with self.__bundles_lock:
for bundle in self.__bundles.values():
if bundle_name == bundle.get_symbolic_name():
# Found !
return bundle
# Not found...
return None | python | def get_bundle_by_name(self, bundle_name):
# type: (str) -> Optional[Bundle]
if bundle_name is None:
# Nothing to do
return None
if bundle_name is self.get_symbolic_name():
# System bundle requested
return self
with self.__bundles_lock:
for bundle in self.__bundles.values():
if bundle_name == bundle.get_symbolic_name():
# Found !
return bundle
# Not found...
return None | [
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9,665 | tcalmant/ipopo | pelix/framework.py | Framework.get_bundles | def get_bundles(self):
# type: () -> List[Bundle]
"""
Returns the list of all installed bundles
:return: the list of all installed bundles
"""
with self.__bundles_lock:
return [
self.__bundles[bundle_id]
for bundle_id in sorted(self.__bundles.keys())
] | python | def get_bundles(self):
# type: () -> List[Bundle]
with self.__bundles_lock:
return [
self.__bundles[bundle_id]
for bundle_id in sorted(self.__bundles.keys())
] | [
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9,666 | tcalmant/ipopo | pelix/framework.py | Framework.get_property | def get_property(self, name):
# type: (str) -> object
"""
Retrieves a framework or system property. As framework properties don't
change while it's running, this method don't need to be protected.
:param name: The property name
"""
with self.__properties_lock:
return self.__properties.get(name, os.getenv(name)) | python | def get_property(self, name):
# type: (str) -> object
with self.__properties_lock:
return self.__properties.get(name, os.getenv(name)) | [
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9,667 | tcalmant/ipopo | pelix/framework.py | Framework.install_bundle | def install_bundle(self, name, path=None):
# type: (str, str) -> Bundle
"""
Installs the bundle with the given name
*Note:* Before Pelix 0.5.0, this method returned the ID of the
installed bundle, instead of the Bundle object.
**WARNING:** The behavior of the loading process is subject to changes,
as it does not allow to safely run multiple frameworks in the same
Python interpreter, as they might share global module values.
:param name: A bundle name
:param path: Preferred path to load the module
:return: The installed Bundle object
:raise BundleException: Something happened
"""
with self.__bundles_lock:
# A bundle can't be installed twice
for bundle in self.__bundles.values():
if bundle.get_symbolic_name() == name:
_logger.debug("Already installed bundle: %s", name)
return bundle
# Load the module
try:
if path:
# Use the given path in priority
sys.path.insert(0, path)
try:
# The module has already been loaded
module_ = sys.modules[name]
except KeyError:
# Load the module
# __import__(name) -> package level
# import_module -> module level
module_ = importlib.import_module(name)
except (ImportError, IOError) as ex:
# Error importing the module
raise BundleException(
"Error installing bundle {0}: {1}".format(name, ex)
)
finally:
if path:
# Clean up the path. The loaded module(s) might
# have changed the path content, so do not use an
# index
sys.path.remove(path)
# Add the module to sys.modules, just to be sure
sys.modules[name] = module_
# Compute the bundle ID
bundle_id = self.__next_bundle_id
# Prepare the bundle object and its context
bundle = Bundle(self, bundle_id, name, module_)
# Store the bundle
self.__bundles[bundle_id] = bundle
# Update the bundle ID counter
self.__next_bundle_id += 1
# Fire the bundle installed event
event = BundleEvent(BundleEvent.INSTALLED, bundle)
self._dispatcher.fire_bundle_event(event)
return bundle | python | def install_bundle(self, name, path=None):
# type: (str, str) -> Bundle
with self.__bundles_lock:
# A bundle can't be installed twice
for bundle in self.__bundles.values():
if bundle.get_symbolic_name() == name:
_logger.debug("Already installed bundle: %s", name)
return bundle
# Load the module
try:
if path:
# Use the given path in priority
sys.path.insert(0, path)
try:
# The module has already been loaded
module_ = sys.modules[name]
except KeyError:
# Load the module
# __import__(name) -> package level
# import_module -> module level
module_ = importlib.import_module(name)
except (ImportError, IOError) as ex:
# Error importing the module
raise BundleException(
"Error installing bundle {0}: {1}".format(name, ex)
)
finally:
if path:
# Clean up the path. The loaded module(s) might
# have changed the path content, so do not use an
# index
sys.path.remove(path)
# Add the module to sys.modules, just to be sure
sys.modules[name] = module_
# Compute the bundle ID
bundle_id = self.__next_bundle_id
# Prepare the bundle object and its context
bundle = Bundle(self, bundle_id, name, module_)
# Store the bundle
self.__bundles[bundle_id] = bundle
# Update the bundle ID counter
self.__next_bundle_id += 1
# Fire the bundle installed event
event = BundleEvent(BundleEvent.INSTALLED, bundle)
self._dispatcher.fire_bundle_event(event)
return bundle | [
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9,668 | tcalmant/ipopo | pelix/framework.py | Framework.install_package | def install_package(self, path, recursive=False, prefix=None):
# type: (str, bool, str) -> tuple
"""
Installs all the modules found in the given package
:param path: Path of the package (folder)
:param recursive: If True, install the sub-packages too
:param prefix: (**internal**) Prefix for all found modules
:return: A 2-tuple, with the list of installed bundles and the list
of failed modules names
:raise ValueError: Invalid path
"""
if not path:
raise ValueError("Empty path")
elif not is_string(path):
raise ValueError("Path must be a string")
# Use an absolute path
path = os.path.abspath(path)
if not os.path.exists(path):
raise ValueError("Nonexistent path: {0}".format(path))
# Create a simple visitor
def visitor(fullname, is_package, module_path):
# pylint: disable=W0613
"""
Package visitor: accepts everything in recursive mode,
else avoids packages
"""
return recursive or not is_package
# Set up the prefix if needed
if prefix is None:
prefix = os.path.basename(path)
bundles = set() # type: Set[Bundle]
failed = set() # type: Set[str]
with self.__bundles_lock:
try:
# Install the package first, resolved from the parent directory
bundles.add(self.install_bundle(prefix, os.path.dirname(path)))
# Visit the package
visited, sub_failed = self.install_visiting(
path, visitor, prefix
)
# Update the sets
bundles.update(visited)
failed.update(sub_failed)
except BundleException as ex:
# Error loading the module
_logger.warning("Error loading package %s: %s", prefix, ex)
failed.add(prefix)
return bundles, failed | python | def install_package(self, path, recursive=False, prefix=None):
# type: (str, bool, str) -> tuple
if not path:
raise ValueError("Empty path")
elif not is_string(path):
raise ValueError("Path must be a string")
# Use an absolute path
path = os.path.abspath(path)
if not os.path.exists(path):
raise ValueError("Nonexistent path: {0}".format(path))
# Create a simple visitor
def visitor(fullname, is_package, module_path):
# pylint: disable=W0613
"""
Package visitor: accepts everything in recursive mode,
else avoids packages
"""
return recursive or not is_package
# Set up the prefix if needed
if prefix is None:
prefix = os.path.basename(path)
bundles = set() # type: Set[Bundle]
failed = set() # type: Set[str]
with self.__bundles_lock:
try:
# Install the package first, resolved from the parent directory
bundles.add(self.install_bundle(prefix, os.path.dirname(path)))
# Visit the package
visited, sub_failed = self.install_visiting(
path, visitor, prefix
)
# Update the sets
bundles.update(visited)
failed.update(sub_failed)
except BundleException as ex:
# Error loading the module
_logger.warning("Error loading package %s: %s", prefix, ex)
failed.add(prefix)
return bundles, failed | [
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9,669 | tcalmant/ipopo | pelix/framework.py | Framework.install_visiting | def install_visiting(self, path, visitor, prefix=None):
"""
Installs all the modules found in the given path if they are accepted
by the visitor.
The visitor must be a callable accepting 3 parameters:
* fullname: The full name of the module
* is_package: If True, the module is a package
* module_path: The path to the module file
:param path: Root search path
:param visitor: The visiting callable
:param prefix: (**internal**) Prefix for all found modules
:return: A 2-tuple, with the list of installed bundles and the list
of failed modules names
:raise ValueError: Invalid path or visitor
"""
# Validate the path
if not path:
raise ValueError("Empty path")
elif not is_string(path):
raise ValueError("Path must be a string")
# Validate the visitor
if visitor is None:
raise ValueError("No visitor method given")
# Use an absolute path
path = os.path.abspath(path)
if not os.path.exists(path):
raise ValueError("Inexistent path: {0}".format(path))
# Set up the prefix if needed
if prefix is None:
prefix = os.path.basename(path)
bundles = set()
failed = set()
with self.__bundles_lock:
# Walk through the folder to find modules
for name, is_package in walk_modules(path):
# Ignore '__main__' modules
if name == "__main__":
continue
# Compute the full name of the module
fullname = ".".join((prefix, name)) if prefix else name
try:
if visitor(fullname, is_package, path):
if is_package:
# Install the package
bundles.add(self.install_bundle(fullname, path))
# Visit the package
sub_path = os.path.join(path, name)
sub_bundles, sub_failed = self.install_visiting(
sub_path, visitor, fullname
)
bundles.update(sub_bundles)
failed.update(sub_failed)
else:
# Install the bundle
bundles.add(self.install_bundle(fullname, path))
except BundleException as ex:
# Error loading the module
_logger.warning("Error visiting %s: %s", fullname, ex)
# Try the next module
failed.add(fullname)
continue
return bundles, failed | python | def install_visiting(self, path, visitor, prefix=None):
# Validate the path
if not path:
raise ValueError("Empty path")
elif not is_string(path):
raise ValueError("Path must be a string")
# Validate the visitor
if visitor is None:
raise ValueError("No visitor method given")
# Use an absolute path
path = os.path.abspath(path)
if not os.path.exists(path):
raise ValueError("Inexistent path: {0}".format(path))
# Set up the prefix if needed
if prefix is None:
prefix = os.path.basename(path)
bundles = set()
failed = set()
with self.__bundles_lock:
# Walk through the folder to find modules
for name, is_package in walk_modules(path):
# Ignore '__main__' modules
if name == "__main__":
continue
# Compute the full name of the module
fullname = ".".join((prefix, name)) if prefix else name
try:
if visitor(fullname, is_package, path):
if is_package:
# Install the package
bundles.add(self.install_bundle(fullname, path))
# Visit the package
sub_path = os.path.join(path, name)
sub_bundles, sub_failed = self.install_visiting(
sub_path, visitor, fullname
)
bundles.update(sub_bundles)
failed.update(sub_failed)
else:
# Install the bundle
bundles.add(self.install_bundle(fullname, path))
except BundleException as ex:
# Error loading the module
_logger.warning("Error visiting %s: %s", fullname, ex)
# Try the next module
failed.add(fullname)
continue
return bundles, failed | [
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9,670 | tcalmant/ipopo | pelix/framework.py | Framework.register_service | def register_service(
self,
bundle,
clazz,
service,
properties,
send_event,
factory=False,
prototype=False,
):
# type: (Bundle, Union[List[Any], type, str], object, dict, bool, bool, bool) -> ServiceRegistration
"""
Registers a service and calls the listeners
:param bundle: The bundle registering the service
:param clazz: Name(s) of the interface(s) implemented by service
:param service: The service to register
:param properties: Service properties
:param send_event: If not, doesn't trigger a service registered event
:param factory: If True, the given service is a service factory
:param prototype: If True, the given service is a prototype service
factory (the factory argument is considered True)
:return: A ServiceRegistration object
:raise BundleException: An error occurred while registering the service
"""
if bundle is None or service is None or not clazz:
raise BundleException("Invalid registration parameters")
if not isinstance(properties, dict):
# Be sure we have a valid dictionary
properties = {}
else:
# Use a copy of the given properties
properties = properties.copy()
# Prepare the class specification
if not isinstance(clazz, (list, tuple)):
# Make a list from the single class
clazz = [clazz]
# Test the list content
classes = []
for svc_clazz in clazz:
if inspect.isclass(svc_clazz):
# Keep the type name
svc_clazz = svc_clazz.__name__
if not svc_clazz or not is_string(svc_clazz):
# Invalid class name
raise BundleException(
"Invalid class name: {0}".format(svc_clazz)
)
# Class OK
classes.append(svc_clazz)
# Make the service registration
registration = self._registry.register(
bundle, classes, properties, service, factory, prototype
)
# Update the bundle registration information
bundle._registered_service(registration)
if send_event:
# Call the listeners
event = ServiceEvent(
ServiceEvent.REGISTERED, registration.get_reference()
)
self._dispatcher.fire_service_event(event)
return registration | python | def register_service(
self,
bundle,
clazz,
service,
properties,
send_event,
factory=False,
prototype=False,
):
# type: (Bundle, Union[List[Any], type, str], object, dict, bool, bool, bool) -> ServiceRegistration
if bundle is None or service is None or not clazz:
raise BundleException("Invalid registration parameters")
if not isinstance(properties, dict):
# Be sure we have a valid dictionary
properties = {}
else:
# Use a copy of the given properties
properties = properties.copy()
# Prepare the class specification
if not isinstance(clazz, (list, tuple)):
# Make a list from the single class
clazz = [clazz]
# Test the list content
classes = []
for svc_clazz in clazz:
if inspect.isclass(svc_clazz):
# Keep the type name
svc_clazz = svc_clazz.__name__
if not svc_clazz or not is_string(svc_clazz):
# Invalid class name
raise BundleException(
"Invalid class name: {0}".format(svc_clazz)
)
# Class OK
classes.append(svc_clazz)
# Make the service registration
registration = self._registry.register(
bundle, classes, properties, service, factory, prototype
)
# Update the bundle registration information
bundle._registered_service(registration)
if send_event:
# Call the listeners
event = ServiceEvent(
ServiceEvent.REGISTERED, registration.get_reference()
)
self._dispatcher.fire_service_event(event)
return registration | [
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9,671 | tcalmant/ipopo | pelix/framework.py | Framework.start | def start(self):
# type: () -> bool
"""
Starts the framework
:return: True if the bundle has been started, False if it was already
running
:raise BundleException: A bundle failed to start
"""
with self._lock:
if self._state in (Bundle.STARTING, Bundle.ACTIVE):
# Already started framework
return False
# Reset the stop event
self._fw_stop_event.clear()
# Starting...
self._state = Bundle.STARTING
self._dispatcher.fire_bundle_event(
BundleEvent(BundleEvent.STARTING, self)
)
# Start all registered bundles (use a copy, just in case...)
for bundle in self.__bundles.copy().values():
try:
bundle.start()
except FrameworkException as ex:
# Important error
_logger.exception(
"Important error starting bundle: %s", bundle
)
if ex.needs_stop:
# Stop the framework (has to be in active state)
self._state = Bundle.ACTIVE
self.stop()
return False
except BundleException:
# A bundle failed to start : just log
_logger.exception("Error starting bundle: %s", bundle)
# Bundle is now active
self._state = Bundle.ACTIVE
return True | python | def start(self):
# type: () -> bool
with self._lock:
if self._state in (Bundle.STARTING, Bundle.ACTIVE):
# Already started framework
return False
# Reset the stop event
self._fw_stop_event.clear()
# Starting...
self._state = Bundle.STARTING
self._dispatcher.fire_bundle_event(
BundleEvent(BundleEvent.STARTING, self)
)
# Start all registered bundles (use a copy, just in case...)
for bundle in self.__bundles.copy().values():
try:
bundle.start()
except FrameworkException as ex:
# Important error
_logger.exception(
"Important error starting bundle: %s", bundle
)
if ex.needs_stop:
# Stop the framework (has to be in active state)
self._state = Bundle.ACTIVE
self.stop()
return False
except BundleException:
# A bundle failed to start : just log
_logger.exception("Error starting bundle: %s", bundle)
# Bundle is now active
self._state = Bundle.ACTIVE
return True | [
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9,672 | tcalmant/ipopo | pelix/framework.py | Framework.stop | def stop(self):
# type: () -> bool
"""
Stops the framework
:return: True if the framework stopped, False it wasn't running
"""
with self._lock:
if self._state != Bundle.ACTIVE:
# Invalid state
return False
# Hide all services (they will be deleted by bundle.stop())
for bundle in self.__bundles.values():
self._registry.hide_bundle_services(bundle)
# Stopping...
self._state = Bundle.STOPPING
self._dispatcher.fire_bundle_event(
BundleEvent(BundleEvent.STOPPING, self)
)
# Notify listeners that the bundle is stopping
self._dispatcher.fire_framework_stopping()
bid = self.__next_bundle_id - 1
while bid > 0:
bundle = self.__bundles.get(bid)
bid -= 1
if bundle is None or bundle.get_state() != Bundle.ACTIVE:
# Ignore inactive bundle
continue
try:
bundle.stop()
except Exception as ex:
# Just log exceptions
_logger.exception(
"Error stopping bundle %s: %s",
bundle.get_symbolic_name(),
ex,
)
# Framework is now stopped
self._state = Bundle.RESOLVED
self._dispatcher.fire_bundle_event(
BundleEvent(BundleEvent.STOPPED, self)
)
# All bundles have been stopped, release "wait_for_stop"
self._fw_stop_event.set()
# Force the registry clean up
self._registry.clear()
return True | python | def stop(self):
# type: () -> bool
with self._lock:
if self._state != Bundle.ACTIVE:
# Invalid state
return False
# Hide all services (they will be deleted by bundle.stop())
for bundle in self.__bundles.values():
self._registry.hide_bundle_services(bundle)
# Stopping...
self._state = Bundle.STOPPING
self._dispatcher.fire_bundle_event(
BundleEvent(BundleEvent.STOPPING, self)
)
# Notify listeners that the bundle is stopping
self._dispatcher.fire_framework_stopping()
bid = self.__next_bundle_id - 1
while bid > 0:
bundle = self.__bundles.get(bid)
bid -= 1
if bundle is None or bundle.get_state() != Bundle.ACTIVE:
# Ignore inactive bundle
continue
try:
bundle.stop()
except Exception as ex:
# Just log exceptions
_logger.exception(
"Error stopping bundle %s: %s",
bundle.get_symbolic_name(),
ex,
)
# Framework is now stopped
self._state = Bundle.RESOLVED
self._dispatcher.fire_bundle_event(
BundleEvent(BundleEvent.STOPPED, self)
)
# All bundles have been stopped, release "wait_for_stop"
self._fw_stop_event.set()
# Force the registry clean up
self._registry.clear()
return True | [
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9,673 | tcalmant/ipopo | pelix/framework.py | Framework.delete | def delete(self, force=False):
"""
Deletes the current framework
:param force: If True, stops the framework before deleting it
:return: True if the framework has been delete, False if is couldn't
"""
if not force and self._state not in (
Bundle.INSTALLED,
Bundle.RESOLVED,
Bundle.STOPPING,
):
_logger.warning("Trying to delete an active framework")
return False
return FrameworkFactory.delete_framework(self) | python | def delete(self, force=False):
if not force and self._state not in (
Bundle.INSTALLED,
Bundle.RESOLVED,
Bundle.STOPPING,
):
_logger.warning("Trying to delete an active framework")
return False
return FrameworkFactory.delete_framework(self) | [
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9,674 | tcalmant/ipopo | pelix/framework.py | Framework.unregister_service | def unregister_service(self, registration):
# type: (ServiceRegistration) -> bool
"""
Unregisters the given service
:param registration: A ServiceRegistration to the service to unregister
:raise BundleException: Invalid reference
"""
# Get the Service Reference
reference = registration.get_reference()
# Remove the service from the registry
svc_instance = self._registry.unregister(reference)
# Keep a track of the unregistering reference
self.__unregistering_services[reference] = svc_instance
# Call the listeners
event = ServiceEvent(ServiceEvent.UNREGISTERING, reference)
self._dispatcher.fire_service_event(event)
# Update the bundle registration information
bundle = reference.get_bundle()
bundle._unregistered_service(registration)
# Remove the unregistering reference
del self.__unregistering_services[reference]
return True | python | def unregister_service(self, registration):
# type: (ServiceRegistration) -> bool
# Get the Service Reference
reference = registration.get_reference()
# Remove the service from the registry
svc_instance = self._registry.unregister(reference)
# Keep a track of the unregistering reference
self.__unregistering_services[reference] = svc_instance
# Call the listeners
event = ServiceEvent(ServiceEvent.UNREGISTERING, reference)
self._dispatcher.fire_service_event(event)
# Update the bundle registration information
bundle = reference.get_bundle()
bundle._unregistered_service(registration)
# Remove the unregistering reference
del self.__unregistering_services[reference]
return True | [
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9,675 | tcalmant/ipopo | pelix/framework.py | Framework.update | def update(self):
"""
Stops and starts the framework, if the framework is active.
:raise BundleException: Something wrong occurred while stopping or
starting the framework.
"""
with self._lock:
if self._state == Bundle.ACTIVE:
self.stop()
self.start() | python | def update(self):
with self._lock:
if self._state == Bundle.ACTIVE:
self.stop()
self.start() | [
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9,676 | tcalmant/ipopo | pelix/framework.py | Framework.wait_for_stop | def wait_for_stop(self, timeout=None):
# type: (Optional[int]) -> bool
"""
Waits for the framework to stop. Does nothing if the framework bundle
is not in ACTIVE state.
Uses a threading.Condition object
:param timeout: The maximum time to wait (in seconds)
:return: True if the framework has stopped, False if the timeout raised
"""
if self._state != Bundle.ACTIVE:
# Inactive framework, ignore the call
return True
self._fw_stop_event.wait(timeout)
with self._lock:
# If the timeout raised, we should be in another state
return self._state == Bundle.RESOLVED | python | def wait_for_stop(self, timeout=None):
# type: (Optional[int]) -> bool
if self._state != Bundle.ACTIVE:
# Inactive framework, ignore the call
return True
self._fw_stop_event.wait(timeout)
with self._lock:
# If the timeout raised, we should be in another state
return self._state == Bundle.RESOLVED | [
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:return: True if the framework has stopped, False if the timeout raised | [
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9,677 | tcalmant/ipopo | pelix/framework.py | ServiceObjects.unget_service | def unget_service(self, service):
# type: (Any) -> bool
"""
Releases a service object for the associated service.
:param service: An instance of a service returned by ``get_service()``
:return: True if the bundle usage has been removed
"""
return self.__registry.unget_service(
self.__bundle, self.__reference, service
) | python | def unget_service(self, service):
# type: (Any) -> bool
return self.__registry.unget_service(
self.__bundle, self.__reference, service
) | [
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9,678 | tcalmant/ipopo | pelix/framework.py | BundleContext.get_service_reference | def get_service_reference(self, clazz, ldap_filter=None):
# type: (Optional[str], Optional[str]) -> Optional[ServiceReference]
"""
Returns a ServiceReference object for a service that implements and
was registered under the specified class
:param clazz: The class name with which the service was registered.
:param ldap_filter: A filter on service properties
:return: A service reference, None if not found
"""
result = self.__framework.find_service_references(
clazz, ldap_filter, True
)
try:
return result[0]
except TypeError:
return None | python | def get_service_reference(self, clazz, ldap_filter=None):
# type: (Optional[str], Optional[str]) -> Optional[ServiceReference]
result = self.__framework.find_service_references(
clazz, ldap_filter, True
)
try:
return result[0]
except TypeError:
return None | [
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9,679 | tcalmant/ipopo | pelix/framework.py | BundleContext.get_service_references | def get_service_references(self, clazz, ldap_filter=None):
# type: (Optional[str], Optional[str]) -> Optional[List[ServiceReference]]
"""
Returns the service references for services that were registered under
the specified class by this bundle and matching the given filter
:param clazz: The class name with which the service was registered.
:param ldap_filter: A filter on service properties
:return: The list of references to the services registered by the
calling bundle and matching the filters.
"""
refs = self.__framework.find_service_references(clazz, ldap_filter)
if refs:
for ref in refs:
if ref.get_bundle() is not self.__bundle:
refs.remove(ref)
return refs | python | def get_service_references(self, clazz, ldap_filter=None):
# type: (Optional[str], Optional[str]) -> Optional[List[ServiceReference]]
refs = self.__framework.find_service_references(clazz, ldap_filter)
if refs:
for ref in refs:
if ref.get_bundle() is not self.__bundle:
refs.remove(ref)
return refs | [
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9,680 | tcalmant/ipopo | pelix/framework.py | BundleContext.register_service | def register_service(
self,
clazz,
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properties,
send_event=True,
factory=False,
prototype=False,
):
# type: (Union[List[Any], type, str], object, dict, bool, bool, bool) -> ServiceRegistration
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:param clazz: Class or Classes (list) implemented by this service
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:param send_event: If not, doesn't trigger a service registered event
:param factory: If True, the given service is a service factory
:param prototype: If True, the given service is a prototype service
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:return: A ServiceRegistration object
:raise BundleException: An error occurred while registering the service
"""
return self.__framework.register_service(
self.__bundle,
clazz,
service,
properties,
send_event,
factory,
prototype,
) | python | def register_service(
self,
clazz,
service,
properties,
send_event=True,
factory=False,
prototype=False,
):
# type: (Union[List[Any], type, str], object, dict, bool, bool, bool) -> ServiceRegistration
return self.__framework.register_service(
self.__bundle,
clazz,
service,
properties,
send_event,
factory,
prototype,
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9,681 | tcalmant/ipopo | pelix/framework.py | BundleContext.unget_service | def unget_service(self, reference):
# type: (ServiceReference) -> bool
"""
Disables a reference to the service
:return: True if the bundle was using this reference, else False
"""
# Lose the dependency
return self.__framework._registry.unget_service(
self.__bundle, reference
) | python | def unget_service(self, reference):
# type: (ServiceReference) -> bool
# Lose the dependency
return self.__framework._registry.unget_service(
self.__bundle, reference
) | [
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9,682 | tcalmant/ipopo | pelix/framework.py | FrameworkFactory.get_framework | def get_framework(cls, properties=None):
# type: (Optional[dict]) -> Framework
"""
If it doesn't exist yet, creates a framework with the given properties,
else returns the current framework instance.
:return: A Pelix instance
"""
if cls.__singleton is None:
# Normalize sys.path
normalize_path()
cls.__singleton = Framework(properties)
return cls.__singleton | python | def get_framework(cls, properties=None):
# type: (Optional[dict]) -> Framework
if cls.__singleton is None:
# Normalize sys.path
normalize_path()
cls.__singleton = Framework(properties)
return cls.__singleton | [
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9,683 | tcalmant/ipopo | pelix/framework.py | FrameworkFactory.delete_framework | def delete_framework(cls, framework=None):
# type: (Optional[Framework]) -> bool
# pylint: disable=W0212
"""
Removes the framework singleton
:return: True on success, else False
"""
if framework is None:
framework = cls.__singleton
if framework is cls.__singleton:
# Stop the framework
try:
framework.stop()
except:
_logger.exception("Error stopping the framework")
# Uninstall its bundles
bundles = framework.get_bundles()
for bundle in bundles:
try:
bundle.uninstall()
except:
_logger.exception(
"Error uninstalling bundle %s",
bundle.get_symbolic_name(),
)
# Clear the event dispatcher
framework._dispatcher.clear()
# Clear the singleton
cls.__singleton = None
return True
return False | python | def delete_framework(cls, framework=None):
# type: (Optional[Framework]) -> bool
# pylint: disable=W0212
if framework is None:
framework = cls.__singleton
if framework is cls.__singleton:
# Stop the framework
try:
framework.stop()
except:
_logger.exception("Error stopping the framework")
# Uninstall its bundles
bundles = framework.get_bundles()
for bundle in bundles:
try:
bundle.uninstall()
except:
_logger.exception(
"Error uninstalling bundle %s",
bundle.get_symbolic_name(),
)
# Clear the event dispatcher
framework._dispatcher.clear()
# Clear the singleton
cls.__singleton = None
return True
return False | [
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9,684 | tcalmant/ipopo | pelix/rsa/__init__.py | get_matching_interfaces | def get_matching_interfaces(object_class, exported_intfs):
# type: (List[str], Optional[List[str]]) -> Optional[List[str]]
"""
Returns the list of interfaces matching the export property
:param object_class: The specifications of the service
:param exported_intfs: The declared exported interfaces
:return: The list of declared exported interfaces
"""
if object_class is None or exported_intfs is None:
return None
if isinstance(exported_intfs, str) and exported_intfs == "*":
return object_class
# after this exported_intfs will be list
exported_intfs = get_string_plus_property_value(exported_intfs)
if len(exported_intfs) == 1 and exported_intfs[0] == "*":
return object_class
return exported_intfs | python | def get_matching_interfaces(object_class, exported_intfs):
# type: (List[str], Optional[List[str]]) -> Optional[List[str]]
if object_class is None or exported_intfs is None:
return None
if isinstance(exported_intfs, str) and exported_intfs == "*":
return object_class
# after this exported_intfs will be list
exported_intfs = get_string_plus_property_value(exported_intfs)
if len(exported_intfs) == 1 and exported_intfs[0] == "*":
return object_class
return exported_intfs | [
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9,685 | tcalmant/ipopo | pelix/rsa/__init__.py | get_prop_value | def get_prop_value(name, props, default=None):
# type: (str, Dict[str, Any], Any) -> Any
"""
Returns the value of a property or the default one
:param name: Name of a property
:param props: Dictionary of properties
:param default: Default value
:return: The value of the property or the default one
"""
if not props:
return default
try:
return props[name]
except KeyError:
return default | python | def get_prop_value(name, props, default=None):
# type: (str, Dict[str, Any], Any) -> Any
if not props:
return default
try:
return props[name]
except KeyError:
return default | [
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9,686 | tcalmant/ipopo | pelix/rsa/__init__.py | set_prop_if_null | def set_prop_if_null(name, props, if_null):
# type: (str, Dict[str, Any], Any) -> None
"""
Updates the value of a property if the previous one was None
:param name: Name of the property
:param props: Dictionary of properties
:param if_null: Value to insert if the previous was None
"""
value = get_prop_value(name, props)
if value is None:
props[name] = if_null | python | def set_prop_if_null(name, props, if_null):
# type: (str, Dict[str, Any], Any) -> None
value = get_prop_value(name, props)
if value is None:
props[name] = if_null | [
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9,687 | tcalmant/ipopo | pelix/rsa/__init__.py | get_string_plus_property_value | def get_string_plus_property_value(value):
# type: (Any) -> Optional[List[str]]
"""
Converts a string or list of string into a list of strings
:param value: A string or a list of strings
:return: A list of strings or None
"""
if value:
if isinstance(value, str):
return [value]
if isinstance(value, list):
return value
if isinstance(value, tuple):
return list(value)
return None | python | def get_string_plus_property_value(value):
# type: (Any) -> Optional[List[str]]
if value:
if isinstance(value, str):
return [value]
if isinstance(value, list):
return value
if isinstance(value, tuple):
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return None | [
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9,688 | tcalmant/ipopo | pelix/rsa/__init__.py | get_string_plus_property | def get_string_plus_property(name, props, default=None):
# type: (str, Dict[str, Any], Optional[Any]) -> Any
"""
Returns the value of the given property or the default value
:param name: A property name
:param props: A dictionary of properties
:param default: Value to return if the property doesn't exist
:return: The property value or the default one
"""
val = get_string_plus_property_value(get_prop_value(name, props, default))
return default if val is None else val | python | def get_string_plus_property(name, props, default=None):
# type: (str, Dict[str, Any], Optional[Any]) -> Any
val = get_string_plus_property_value(get_prop_value(name, props, default))
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9,689 | tcalmant/ipopo | pelix/rsa/__init__.py | get_exported_interfaces | def get_exported_interfaces(svc_ref, overriding_props=None):
# type: (ServiceReference, Optional[Dict[str, Any]]) -> Optional[List[str]]
"""
Looks for the interfaces exported by a service
:param svc_ref: Service reference
:param overriding_props: Properties overriding service ones
:return: The list of exported interfaces
"""
# first check overriding_props for service.exported.interfaces
exported_intfs = get_prop_value(
SERVICE_EXPORTED_INTERFACES, overriding_props
)
# then check svc_ref property
if not exported_intfs:
exported_intfs = svc_ref.get_property(SERVICE_EXPORTED_INTERFACES)
if not exported_intfs:
return None
return get_matching_interfaces(
svc_ref.get_property(constants.OBJECTCLASS), exported_intfs
) | python | def get_exported_interfaces(svc_ref, overriding_props=None):
# type: (ServiceReference, Optional[Dict[str, Any]]) -> Optional[List[str]]
# first check overriding_props for service.exported.interfaces
exported_intfs = get_prop_value(
SERVICE_EXPORTED_INTERFACES, overriding_props
)
# then check svc_ref property
if not exported_intfs:
exported_intfs = svc_ref.get_property(SERVICE_EXPORTED_INTERFACES)
if not exported_intfs:
return None
return get_matching_interfaces(
svc_ref.get_property(constants.OBJECTCLASS), exported_intfs
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9,690 | tcalmant/ipopo | pelix/rsa/__init__.py | validate_exported_interfaces | def validate_exported_interfaces(object_class, exported_intfs):
# type: (List[str], List[str]) -> bool
"""
Validates that the exported interfaces are all provided by the service
:param object_class: The specifications of a service
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return True | python | def validate_exported_interfaces(object_class, exported_intfs):
# type: (List[str], List[str]) -> bool
if (
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9,691 | tcalmant/ipopo | pelix/rsa/__init__.py | get_package_versions | def get_package_versions(intfs, props):
# type: (List[str], Dict[str, Any]) -> List[Tuple[str, str]]
"""
Gets the package version of interfaces
:param intfs: A list of interfaces
:param props: A dictionary containing endpoint package versions
:return: A list of tuples (package name, version)
"""
result = []
for intf in intfs:
pkg_name = get_package_from_classname(intf)
if pkg_name:
key = ENDPOINT_PACKAGE_VERSION_ + pkg_name
val = props.get(key, None)
if val:
result.append((key, val))
return result | python | def get_package_versions(intfs, props):
# type: (List[str], Dict[str, Any]) -> List[Tuple[str, str]]
result = []
for intf in intfs:
pkg_name = get_package_from_classname(intf)
if pkg_name:
key = ENDPOINT_PACKAGE_VERSION_ + pkg_name
val = props.get(key, None)
if val:
result.append((key, val))
return result | [
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:param intfs: A list of interfaces
:param props: A dictionary containing endpoint package versions
:return: A list of tuples (package name, version) | [
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9,692 | tcalmant/ipopo | pelix/rsa/__init__.py | get_rsa_props | def get_rsa_props(
object_class,
exported_cfgs,
remote_intents=None,
ep_svc_id=None,
fw_id=None,
pkg_vers=None,
service_intents=None,
):
"""
Constructs a dictionary of RSA properties from the given arguments
:param object_class: Service specifications
:param exported_cfgs: Export configurations
:param remote_intents: Supported remote intents
:param ep_svc_id: Endpoint service ID
:param fw_id: Remote Framework ID
:param pkg_vers: Version number of the specification package
:param service_intents: Service intents
:return: A dictionary of properties
"""
results = {}
if not object_class:
raise ArgumentError(
"object_class", "object_class must be an [] of Strings"
)
results["objectClass"] = object_class
if not exported_cfgs:
raise ArgumentError(
"exported_cfgs", "exported_cfgs must be an array of Strings"
)
results[REMOTE_CONFIGS_SUPPORTED] = exported_cfgs
results[SERVICE_IMPORTED_CONFIGS] = exported_cfgs
if remote_intents:
results[REMOTE_INTENTS_SUPPORTED] = remote_intents
if service_intents:
results[SERVICE_INTENTS] = service_intents
if not ep_svc_id:
ep_svc_id = get_next_rsid()
results[ENDPOINT_SERVICE_ID] = ep_svc_id
results[SERVICE_ID] = ep_svc_id
if not fw_id:
# No framework ID means an error
fw_id = "endpoint-in-error"
results[ENDPOINT_FRAMEWORK_UUID] = fw_id
if pkg_vers:
if isinstance(pkg_vers, type(tuple())):
pkg_vers = [pkg_vers]
for pkg_ver in pkg_vers:
results[pkg_ver[0]] = pkg_ver[1]
results[ENDPOINT_ID] = create_uuid()
results[SERVICE_IMPORTED] = "true"
return results | python | def get_rsa_props(
object_class,
exported_cfgs,
remote_intents=None,
ep_svc_id=None,
fw_id=None,
pkg_vers=None,
service_intents=None,
):
results = {}
if not object_class:
raise ArgumentError(
"object_class", "object_class must be an [] of Strings"
)
results["objectClass"] = object_class
if not exported_cfgs:
raise ArgumentError(
"exported_cfgs", "exported_cfgs must be an array of Strings"
)
results[REMOTE_CONFIGS_SUPPORTED] = exported_cfgs
results[SERVICE_IMPORTED_CONFIGS] = exported_cfgs
if remote_intents:
results[REMOTE_INTENTS_SUPPORTED] = remote_intents
if service_intents:
results[SERVICE_INTENTS] = service_intents
if not ep_svc_id:
ep_svc_id = get_next_rsid()
results[ENDPOINT_SERVICE_ID] = ep_svc_id
results[SERVICE_ID] = ep_svc_id
if not fw_id:
# No framework ID means an error
fw_id = "endpoint-in-error"
results[ENDPOINT_FRAMEWORK_UUID] = fw_id
if pkg_vers:
if isinstance(pkg_vers, type(tuple())):
pkg_vers = [pkg_vers]
for pkg_ver in pkg_vers:
results[pkg_ver[0]] = pkg_ver[1]
results[ENDPOINT_ID] = create_uuid()
results[SERVICE_IMPORTED] = "true"
return results | [
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:param object_class: Service specifications
:param exported_cfgs: Export configurations
:param remote_intents: Supported remote intents
:param ep_svc_id: Endpoint service ID
:param fw_id: Remote Framework ID
:param pkg_vers: Version number of the specification package
:param service_intents: Service intents
:return: A dictionary of properties | [
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9,693 | tcalmant/ipopo | pelix/rsa/__init__.py | get_ecf_props | def get_ecf_props(ep_id, ep_id_ns, rsvc_id=None, ep_ts=None):
"""
Prepares the ECF properties
:param ep_id: Endpoint ID
:param ep_id_ns: Namespace of the Endpoint ID
:param rsvc_id: Remote service ID
:param ep_ts: Timestamp of the endpoint
:return: A dictionary of ECF properties
"""
results = {}
if not ep_id:
raise ArgumentError("ep_id", "ep_id must be a valid endpoint id")
results[ECF_ENDPOINT_ID] = ep_id
if not ep_id_ns:
raise ArgumentError("ep_id_ns", "ep_id_ns must be a valid namespace")
results[ECF_ENDPOINT_CONTAINERID_NAMESPACE] = ep_id_ns
if not rsvc_id:
rsvc_id = get_next_rsid()
results[ECF_RSVC_ID] = rsvc_id
if not ep_ts:
ep_ts = time_since_epoch()
results[ECF_ENDPOINT_TIMESTAMP] = ep_ts
return results | python | def get_ecf_props(ep_id, ep_id_ns, rsvc_id=None, ep_ts=None):
results = {}
if not ep_id:
raise ArgumentError("ep_id", "ep_id must be a valid endpoint id")
results[ECF_ENDPOINT_ID] = ep_id
if not ep_id_ns:
raise ArgumentError("ep_id_ns", "ep_id_ns must be a valid namespace")
results[ECF_ENDPOINT_CONTAINERID_NAMESPACE] = ep_id_ns
if not rsvc_id:
rsvc_id = get_next_rsid()
results[ECF_RSVC_ID] = rsvc_id
if not ep_ts:
ep_ts = time_since_epoch()
results[ECF_ENDPOINT_TIMESTAMP] = ep_ts
return results | [
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:param rsvc_id: Remote service ID
:param ep_ts: Timestamp of the endpoint
:return: A dictionary of ECF properties | [
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] | 2f9ae0c44cd9c34ef1a9d50837b3254e75678eb1 | https://github.com/tcalmant/ipopo/blob/2f9ae0c44cd9c34ef1a9d50837b3254e75678eb1/pelix/rsa/__init__.py#L1424-L1447 |
9,694 | tcalmant/ipopo | pelix/rsa/__init__.py | get_edef_props | def get_edef_props(
object_class,
exported_cfgs,
ep_namespace,
ep_id,
ecf_ep_id,
ep_rsvc_id,
ep_ts,
remote_intents=None,
fw_id=None,
pkg_ver=None,
service_intents=None,
):
"""
Prepares the EDEF properties of an endpoint, merge of RSA and ECF
properties
"""
osgi_props = get_rsa_props(
object_class,
exported_cfgs,
remote_intents,
ep_rsvc_id,
fw_id,
pkg_ver,
service_intents,
)
ecf_props = get_ecf_props(ecf_ep_id, ep_namespace, ep_rsvc_id, ep_ts)
return merge_dicts(osgi_props, ecf_props) | python | def get_edef_props(
object_class,
exported_cfgs,
ep_namespace,
ep_id,
ecf_ep_id,
ep_rsvc_id,
ep_ts,
remote_intents=None,
fw_id=None,
pkg_ver=None,
service_intents=None,
):
osgi_props = get_rsa_props(
object_class,
exported_cfgs,
remote_intents,
ep_rsvc_id,
fw_id,
pkg_ver,
service_intents,
)
ecf_props = get_ecf_props(ecf_ep_id, ep_namespace, ep_rsvc_id, ep_ts)
return merge_dicts(osgi_props, ecf_props) | [
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9,695 | tcalmant/ipopo | pelix/rsa/__init__.py | get_dot_properties | def get_dot_properties(prefix, props, remove_prefix):
# type: (str, Dict[str, Any], bool) -> Dict[str, Any]
"""
Gets the properties starting with the given prefix
"""
result_props = {}
if props:
dot_keys = [x for x in props.keys() if x.startswith(prefix + ".")]
for dot_key in dot_keys:
if remove_prefix:
new_key = dot_key[len(prefix) + 1 :]
else:
new_key = dot_key
result_props[new_key] = props.get(dot_key)
return result_props | python | def get_dot_properties(prefix, props, remove_prefix):
# type: (str, Dict[str, Any], bool) -> Dict[str, Any]
result_props = {}
if props:
dot_keys = [x for x in props.keys() if x.startswith(prefix + ".")]
for dot_key in dot_keys:
if remove_prefix:
new_key = dot_key[len(prefix) + 1 :]
else:
new_key = dot_key
result_props[new_key] = props.get(dot_key)
return result_props | [
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9,696 | tcalmant/ipopo | pelix/rsa/__init__.py | copy_non_reserved | def copy_non_reserved(props, target):
# type: (Dict[str, Any], Dict[str, Any]) -> Dict[str, Any]
"""
Copies all properties with non-reserved names from ``props`` to ``target``
:param props: A dictionary of properties
:param target: Another dictionary
:return: The target dictionary
"""
target.update(
{
key: value
for key, value in props.items()
if not is_reserved_property(key)
}
)
return target | python | def copy_non_reserved(props, target):
# type: (Dict[str, Any], Dict[str, Any]) -> Dict[str, Any]
target.update(
{
key: value
for key, value in props.items()
if not is_reserved_property(key)
}
)
return target | [
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:param props: A dictionary of properties
:param target: Another dictionary
:return: The target dictionary | [
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9,697 | tcalmant/ipopo | pelix/rsa/__init__.py | copy_non_ecf | def copy_non_ecf(props, target):
# type: (Dict[str, Any], Dict[str, Any]) -> Dict[str, Any]
"""
Copies non-ECF properties from ``props`` to ``target``
:param props: An input dictionary
:param target: The dictionary to copy non-ECF properties to
:return: The ``target`` dictionary
"""
target.update(
{key: value for key, value in props.items() if key not in ECFPROPNAMES}
)
return target | python | def copy_non_ecf(props, target):
# type: (Dict[str, Any], Dict[str, Any]) -> Dict[str, Any]
target.update(
{key: value for key, value in props.items() if key not in ECFPROPNAMES}
)
return target | [
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:param props: An input dictionary
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:return: The ``target`` dictionary | [
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9,698 | tcalmant/ipopo | pelix/rsa/__init__.py | set_append | def set_append(input_set, item):
# type: (set, Any) -> set
"""
Appends in-place the given item to the set.
If the item is a list, all elements are added to the set.
:param input_set: An existing set
:param item: The item or list of items to add
:return: The given set
"""
if item:
if isinstance(item, (list, tuple)):
input_set.update(item)
else:
input_set.add(item)
return input_set | python | def set_append(input_set, item):
# type: (set, Any) -> set
if item:
if isinstance(item, (list, tuple)):
input_set.update(item)
else:
input_set.add(item)
return input_set | [
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:param item: The item or list of items to add
:return: The given set | [
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9,699 | tcalmant/ipopo | pelix/rsa/__init__.py | RemoteServiceAdminEvent.fromimportreg | def fromimportreg(cls, bundle, import_reg):
# type: (Bundle, ImportRegistration) -> RemoteServiceAdminEvent
"""
Creates a RemoteServiceAdminEvent object from an ImportRegistration
"""
exc = import_reg.get_exception()
if exc:
return RemoteServiceAdminEvent(
RemoteServiceAdminEvent.IMPORT_ERROR,
bundle,
import_reg.get_import_container_id(),
import_reg.get_remoteservice_id(),
None,
None,
exc,
import_reg.get_description(),
)
return RemoteServiceAdminEvent(
RemoteServiceAdminEvent.IMPORT_REGISTRATION,
bundle,
import_reg.get_import_container_id(),
import_reg.get_remoteservice_id(),
import_reg.get_import_reference(),
None,
None,
import_reg.get_description(),
) | python | def fromimportreg(cls, bundle, import_reg):
# type: (Bundle, ImportRegistration) -> RemoteServiceAdminEvent
exc = import_reg.get_exception()
if exc:
return RemoteServiceAdminEvent(
RemoteServiceAdminEvent.IMPORT_ERROR,
bundle,
import_reg.get_import_container_id(),
import_reg.get_remoteservice_id(),
None,
None,
exc,
import_reg.get_description(),
)
return RemoteServiceAdminEvent(
RemoteServiceAdminEvent.IMPORT_REGISTRATION,
bundle,
import_reg.get_import_container_id(),
import_reg.get_remoteservice_id(),
import_reg.get_import_reference(),
None,
None,
import_reg.get_description(),
) | [
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