class ExecutionEngineAgent(ResourceAgent):
"""Agent to manage processes on a worker
"""
def __init__(self):
log.debug("ExecutionEngineAgent init")
ResourceAgent.__init__(self)
def on_init(self):
if not EEAgentCore:
msg = "EEAgentCore isn't available. Use production.cfg buildout"
log.error(msg)
return
log.debug("ExecutionEngineAgent Pyon on_init")
launch_type_name = self.CFG.eeagent.launch_type.name
if not launch_type_name:
# TODO: Fail fast here?
log.error("No launch_type.name specified")
self._factory = get_exe_factory(launch_type_name,
self.CFG,
pyon_container=self.container,
log=log)
# TODO: Allow other core class?
self.core = EEAgentCore(self.CFG, self._factory, log)
interval = self.CFG.eeagent.get('heartbeat', DEFAULT_HEARTBEAT)
if interval > 0:
self.heartbeater = HeartBeater(self.CFG, self._factory, log=log)
looping_call(interval, self.heartbeater.poll)
def on_quit(self):
self._factory.terminate()
def rcmd_launch_process(self, u_pid, round, run_type, parameters):
self.core.launch_process(u_pid, round, run_type, parameters)
def rcmd_terminate_process(self, u_pid, round):
self.core.terminate_process(u_pid, round)
def rcmd_restart_process(self, u_pid, round):
self.core.restart_process(u_pid, round)
def rcmd_cleanup(self, u_pid, round):
self.core.cleanup(u_pid, round)
def rcmd_dump_state(self):
return make_beat_msg(self.core._process_managers_map)
class ExecutionEngineAgent(ResourceAgent):
"""Agent to manage processes on a worker
"""
def __init__(self):
log.debug("ExecutionEngineAgent init")
ResourceAgent.__init__(self)
def on_init(self):
if not EEAgentCore:
msg = "EEAgentCore isn't available. Use production.cfg buildout"
log.error(msg)
return
log.debug("ExecutionEngineAgent Pyon on_init")
launch_type_name = self.CFG.eeagent.launch_type.name
if not launch_type_name:
# TODO: Fail fast here?
log.error("No launch_type.name specified")
self._factory = get_exe_factory(launch_type_name, self.CFG,
pyon_container=self.container, log=log)
# TODO: Allow other core class?
self.core = EEAgentCore(self.CFG, self._factory, log)
interval = self.CFG.eeagent.get('heartbeat', DEFAULT_HEARTBEAT)
if interval > 0:
self.heartbeater = HeartBeater(self.CFG, self._factory, log=log)
looping_call(interval, self.heartbeater.poll)
def on_quit(self):
self._factory.terminate()
def rcmd_launch_process(self, u_pid, round, run_type, parameters):
self.core.launch_process(u_pid, round, run_type, parameters)
def rcmd_terminate_process(self, u_pid, round):
self.core.terminate_process(u_pid, round)
def rcmd_restart_process(self, u_pid, round):
self.core.restart_process(u_pid, round)
def rcmd_cleanup(self, u_pid, round):
self.core.cleanup(u_pid, round)
def rcmd_dump_state(self):
return make_beat_msg(self.core._process_managers_map)
