def get(cls, context, node_id):
"""Find a node based on its id or uuid and return a Node object.
:param node_id: the id *or* uuid of a node.
:returns: a :class:`Node` object.
"""
if strutils.is_int_like(node_id):
return cls.get_by_id(context, node_id)
elif uuidutils.is_uuid_like(node_id):
return cls.get_by_uuid(context, node_id)
else:
raise exception.InvalidIdentity(identity=node_id)
def get(cls, context, board_id):
"""Find a board based on its id or uuid and return a Board object.
:param board_id: the id *or* uuid of a board.
:returns: a :class:`Board` object.
"""
if strutils.is_int_like(board_id):
return cls.get_by_id(context, board_id)
elif uuidutils.is_uuid_like(board_id):
return cls.get_by_uuid(context, board_id)
else:
raise exception.InvalidIdentity(identity=board_id)
def get(cls, context, session_or_board_uuid):
"""Find a session based on its id or uuid and return a SessionWP object.
:param session_id: the id *or* uuid of a session.
:returns: a :class:`SessionWP` object.
"""
if strutils.is_int_like(session_or_board_uuid):
return cls.get_by_id(context, session_or_board_uuid)
elif uuidutils.is_uuid_like(session_or_board_uuid):
return cls.get_by_uuid(context, session_or_board_uuid)
else:
raise exception.InvalidIdentity(identity=session_or_board_uuid)
def get(cls, context, location_id):
"""Find a location based on its id or uuid and return a Location object.
:param location_id: the id *or* uuid of a location.
:returns: a :class:`Location` object.
"""
if strutils.is_int_like(location_id):
return cls.get_by_id(context, location_id)
elif uuidutils.is_uuid_like(location_id):
return cls.get_by_uuid(context, location_id)
else:
raise exception.InvalidIdentity(identity=location_id)
def get(cls, context, port_id):
"""Find a port based on its id or uuid and return a Port object.
:param port_id: the id *or* uuid of a port.
:returns: a :class:`Port` object.
"""
if strutils.is_int_like(port_id):
return cls.get_by_id(context, port_id)
elif uuidutils.is_uuid_like(port_id):
return cls.get_by_uuid(context, port_id)
else:
raise exception.InvalidIdentity(identity=port_id)
def add_identity_filter(query, value):
"""Adds an identity filter to a query.
Filters results by ID, if supplied value is a valid integer.
Otherwise attempts to filter results by UUID.
:param query: Initial query to add filter to.
:param value: Value for filtering results by.
:return: Modified query.
"""
if strutils.is_int_like(value):
return query.filter_by(id=value)
elif uuidutils.is_uuid_like(value):
return query.filter_by(uuid=value)
else:
raise exception.InvalidIdentity(identity=value)
