def load(self, name, logger=None):
"""
Loads a daemon from local storage.
:param name: The name of the daemon to load.
:param logger: a logger to be used by the daemon to log various
operations.
:return: A daemon instance.
:rtype: cloudify_agent.api.pm.base.Daemon
:raise CloudifyAgentNotFoundException: in case the daemon
file does not exist.
"""
self.logger.debug('Loading daemon {0} from storage: {1}'
.format(name, self.storage))
daemon_path = os.path.join(
self.storage,
'{0}.json'.format(name)
)
if not os.path.exists(daemon_path):
raise exceptions.DaemonNotFoundError(name)
daemon_as_json = utils.json_load(daemon_path)
self.logger.debug('Daemon {0} loaded: {1}'.format(name, json.dumps(
daemon_as_json, indent=2)))
process_management = daemon_as_json.pop('process_management')
daemon = DaemonFactory._find_implementation(process_management)
return daemon(logger=logger, **daemon_as_json)
def load(self, name, logger=None):
"""
Loads a daemon from local storage.
:param name: The name of the daemon to load.
:param logger: a logger to be used by the daemon to log various
operations.
:return: A daemon instance.
:rtype: cloudify_agent.api.pm.base.Daemon
:raise CloudifyAgentNotFoundException: in case the daemon
file does not exist.
"""
self.logger.debug('Loading daemon {0} from storage: {1}'
.format(name, self.storage))
daemon_path = os.path.join(
self.storage,
'{0}.json'.format(name)
)
if not os.path.exists(daemon_path):
raise exceptions.DaemonNotFoundError(name)
daemon_as_json = utils.json_load(daemon_path)
self.logger.debug('Daemon {0} loaded: {1}'.format(name, json.dumps(
daemon_as_json, indent=2)))
process_management = daemon_as_json.pop('process_management')
daemon = DaemonFactory._find_implementation(process_management)
return daemon(logger=logger, **daemon_as_json)
def load_all(self, logger=None):
"""
Loads all daemons from local storage.
:param logger: a logger to be used by the daemons to log various
operations.
:return: all daemons instances.
:rtype: list
"""
if not os.path.exists(self.storage):
return []
daemons = []
daemon_files = os.listdir(self.storage)
for daemon_file in daemon_files:
full_path = os.path.join(
self.storage,
daemon_file
)
if full_path.endswith('json'):
self.logger.debug('Loading daemon from: {0}'.format(full_path))
daemon_as_json = utils.json_load(full_path)
process_management = daemon_as_json.pop('process_management')
daemon = DaemonFactory._find_implementation(process_management)
daemons.append(daemon(logger=logger, **daemon_as_json))
return daemons
def load_all(self, logger=None):
"""
Loads all daemons from local storage.
:param logger: a logger to be used by the daemons to log various
operations.
:return: all daemons instances.
:rtype: list
"""
if not os.path.exists(self.storage):
return []
daemons = []
daemon_files = os.listdir(self.storage)
for daemon_file in daemon_files:
full_path = os.path.join(
self.storage,
daemon_file
)
if full_path.endswith('json'):
self.logger.debug('Loading daemon from: {0}'.format(full_path))
daemon_as_json = utils.json_load(full_path)
process_management = daemon_as_json.pop('process_management')
daemon = DaemonFactory._find_implementation(process_management)
daemons.append(daemon(logger=logger, **daemon_as_json))
return daemons
