def get_agent_desc_for_instrument(self, instrument_id):
logging.info("get_agent_desc_for_instrument() instrumentID=" +
str(instrument_id))
int_ref = ResourceReference(RegistryIdentity=instrument_id,
RegistryBranch='master')
agent_query = InstrumentAgentResourceInstance()
agent_query.instrument_ref = int_ref
if not agent_res:
defer.returnValue(None)
agent_pid = agent_res.proc_id
logging.info("Agent process id for instrument id %s is: %s" %
(instrument_id, agent_pid))
defer.returnValue(agent_pid)
def register_resource(self, instrument_id):
"""
Register the resource. Since this is a subclass, make the appropriate
resource description for the registry and pass that into the
registration call.
"""
ia_instance = InstrumentAgentResourceInstance()
ci_params = yield self.get_from_CI([driver_address])
ia_instance.driver_process_id = ci_params[driver_address]
ia_instance.instrument_ref = ResourceReference(
RegistryIdentity=instrument_id, RegistryBranch='master')
result = yield ResourceAgentClient.register_resource(self,
ia_instance)
defer.returnValue(result)
def get_agent_for_instrument(self, instrument_id):
logging.info("get_agent_for_instrument() instrumentID=" +
str(instrument_id))
int_ref = ResourceReference(RegistryIdentity=instrument_id,
RegistryBranch='master')
agent_query = InstrumentAgentResourceInstance()
agent_query.instrument_ref = int_ref
# @todo Need to list the LC state here. WHY???
agent_query.lifecycle = LCStates.developed
agents = yield self.arc.find_registered_agent_instance_from_description(
agent_query, regex=False)
logging.info("Found %s agent instances for instrument id %s" %
(len(agents), instrument_id))
agent_res = None
if len(agents) > 0:
agent_res = agents[0]
defer.returnValue(agent_res)