Python InstrumentManagementServiceClient.update_instrument_agent_instance方法代碼示例

# 需要導入模塊: from interface.services.sa.iinstrument_management_service import InstrumentManagementServiceClient [as 別名]
# 或者: from interface.services.sa.iinstrument_management_service.InstrumentManagementServiceClient import update_instrument_agent_instance [as 別名]

#.........這裏部分代碼省略.........

    def _start_port_agent(self, instrument_agent_instance_obj=None):
        """
        Construct and start the port agent, ONLY NEEDED FOR INSTRUMENT AGENTS.
        """

        _port_agent_config = instrument_agent_instance_obj.port_agent_config

        # It blocks until the port agent starts up or a timeout
        _pagent = PortAgentProcess.launch_process(_port_agent_config,  test_mode = True)
        pid = _pagent.get_pid()
        port = _pagent.get_data_port()
        cmd_port = _pagent.get_command_port()
        log.info("IMS:_start_pagent returned from PortAgentProcess.launch_process pid: %s ", pid)

        # Hack to get ready for DEMO.  Further though needs to be put int
        # how we pass this config info around.
        host = 'localhost'

        driver_config = instrument_agent_instance_obj.driver_config
        comms_config = driver_config.get('comms_config')
        if comms_config:
            host = comms_config.get('addr')
        else:
            log.warn("No comms_config specified, using '%s'" % host)

        # Configure driver to use port agent port number.
        instrument_agent_instance_obj.driver_config['comms_config'] = {
            'addr' : host,
            'cmd_port' : cmd_port,
            'port' : port
        }
        instrument_agent_instance_obj.driver_config['pagent_pid'] = pid
        self.imsclient.update_instrument_agent_instance(instrument_agent_instance_obj)
        return self.imsclient.read_instrument_agent_instance(instrument_agent_instance_obj._id)


    def _start_platform(self):
        """
        Starts the given platform waiting for it to transition to the
        UNINITIALIZED state (note that the agent starts in the LAUNCHING state).

        More in concrete the sequence of steps here are:
        - prepares subscriber to receive the UNINITIALIZED state transition
        - launches the platform process
        - waits for the start of the process
        - waits for the transition to the UNINITIALIZED state
        """
        ##############################################################
        # prepare to receive the UNINITIALIZED state transition:
        async_res = AsyncResult()

        def consume_event(evt, *args, **kwargs):
            log.debug("Got ResourceAgentStateEvent %s from origin %r", evt.state, evt.origin)
            if evt.state == PlatformAgentState.UNINITIALIZED:
                async_res.set(evt)

        # start subscriber:
        sub = EventSubscriber(event_type="ResourceAgentStateEvent",
                              origin=self.platform_device_id,
                              callback=consume_event)
        sub.start()
        log.info("registered event subscriber to wait for state=%r from origin %r",
                 PlatformAgentState.UNINITIALIZED, self.platform_device_id)
        #self._event_subscribers.append(sub)
        sub._ready_event.wait(timeout=EVENT_TIMEOUT)

# 需要導入模塊: from interface.services.sa.iinstrument_management_service import InstrumentManagementServiceClient [as 別名]
# 或者: from interface.services.sa.iinstrument_management_service.InstrumentManagementServiceClient import update_instrument_agent_instance [as 別名]

#.........這裏部分代碼省略.........




    def _start_port_agent(self, instrument_agent_instance_obj=None):
        """
        Construct and start the port agent, ONLY NEEDED FOR INSTRUMENT AGENTS.
        """

        _port_agent_config = instrument_agent_instance_obj.port_agent_config

        # It blocks until the port agent starts up or a timeout
        _pagent = PortAgentProcess.launch_process(_port_agent_config,  test_mode = True)
        pid = _pagent.get_pid()
        port = _pagent.get_data_port()
        cmd_port = _pagent.get_command_port()
        log.info("IMS:_start_pagent returned from PortAgentProcess.launch_process pid: %s ", pid)

        # Hack to get ready for DEMO.  Further though needs to be put int
        # how we pass this config info around.
        host = 'localhost'

        driver_config = instrument_agent_instance_obj.driver_config
        comms_config = driver_config.get('comms_config')
        if comms_config:
            host = comms_config.get('addr')
        else:
            log.warn("No comms_config specified, using '%s'" % host)

        # Configure driver to use port agent port number.
        instrument_agent_instance_obj.driver_config['comms_config'] = {
            'addr' : host,
            'cmd_port' : cmd_port,
            'port' : port
        }
        instrument_agent_instance_obj.driver_config['pagent_pid'] = pid
        self.imsclient.update_instrument_agent_instance(instrument_agent_instance_obj)
        return self.imsclient.read_instrument_agent_instance(instrument_agent_instance_obj._id)









    def _start_platform(self):
        """
        Starts the given platform waiting for it to transition to the
        UNINITIALIZED state (note that the agent starts in the LAUNCHING state).

        More in concrete the sequence of steps here are:
        - prepares subscriber to receive the UNINITIALIZED state transition
        - launches the platform process
        - waits for the start of the process
        - waits for the transition to the UNINITIALIZED state
        """
        ##############################################################
        # prepare to receive the UNINITIALIZED state transition:
        async_res = AsyncResult()

        def consume_event(evt, *args, **kwargs):
            log.debug("Got ResourceAgentStateEvent %s from origin %r", evt.state, evt.origin)
            if evt.state == PlatformAgentState.UNINITIALIZED:
                async_res.set(evt)

        # start subscriber:
        sub = EventSubscriber(event_type="ResourceAgentStateEvent",
                              origin=self.platform_device,
                              callback=consume_event)
        sub.start()
        log.info("registered event subscriber to wait for state=%r from origin %r",
                 PlatformAgentState.UNINITIALIZED, self.platform_device)
        #self._event_subscribers.append(sub)
        sub._ready_event.wait(timeout=EVENT_TIMEOUT)

        ##############################################################
        # now start the platform:
        agent_instance_id = self.platform_agent_instance_id
        log.debug("about to call start_platform_agent_instance with id=%s", agent_instance_id)
        pid = self.imsclient.start_platform_agent_instance(platform_agent_instance_id=agent_instance_id)
        log.debug("start_platform_agent_instance returned pid=%s", pid)

        #wait for start
        agent_instance_obj = self.imsclient.read_platform_agent_instance(agent_instance_id)
        gate = AgentProcessStateGate(self.processdispatchclient.read_process,
                                     self.platform_device._id,
                                     ProcessStateEnum.RUNNING)
        self.assertTrue(gate.await(90), "The platform agent instance did not spawn in 90 seconds")

        # Start a resource agent client to talk with the agent.
        self._pa_client = ResourceAgentClient(self.platform_device,
                                              name=gate.process_id,
                                              process=FakeProcess())
        log.debug("got platform agent client %s", str(self._pa_client))

        ##############################################################
        # wait for the UNINITIALIZED event:
        async_res.get(timeout=self._receive_timeout)