Beispiel #1
0
    def create(
        cls,
        host=None,
        binary=None,
        topic=None,
        manager=None,
        report_interval=None,
        periodic_enable=None,
        periodic_fuzzy_delay=None,
        periodic_interval_max=None,
        db_allowed=True,
    ):
        """Instantiates class and passes back application object.

        :param host: defaults to CONF.host
        :param binary: defaults to basename of executable
        :param topic: defaults to bin_name - 'nova-' part
        :param manager: defaults to CONF.<topic>_manager
        :param report_interval: defaults to CONF.report_interval
        :param periodic_enable: defaults to CONF.periodic_enable
        :param periodic_fuzzy_delay: defaults to CONF.periodic_fuzzy_delay
        :param periodic_interval_max: if set, the max time to wait between runs

        """
        if not host:
            host = CONF.host
        if not binary:
            binary = os.path.basename(sys.argv[0])
        if not topic:
            topic = binary.rpartition("nova-")[2]
        if not manager:
            manager_cls = "%s_manager" % binary.rpartition("nova-")[2]
            manager = CONF.get(manager_cls, None)
        if report_interval is None:
            report_interval = CONF.report_interval
        if periodic_enable is None:
            periodic_enable = CONF.periodic_enable
        if periodic_fuzzy_delay is None:
            periodic_fuzzy_delay = CONF.periodic_fuzzy_delay

        debugger.init()

        service_obj = cls(
            host,
            binary,
            topic,
            manager,
            report_interval=report_interval,
            periodic_enable=periodic_enable,
            periodic_fuzzy_delay=periodic_fuzzy_delay,
            periodic_interval_max=periodic_interval_max,
            db_allowed=db_allowed,
        )

        return service_obj
Beispiel #2
0
    def create(cls,
               host=None,
               binary=None,
               topic=None,
               manager=None,
               report_interval=None,
               periodic_enable=None,
               periodic_fuzzy_delay=None,
               periodic_interval_max=None):
        """Instantiates class and passes back application object.

        :param host: defaults to CONF.host
        :param binary: defaults to basename of executable
        :param topic: defaults to bin_name - 'nova-' part
        :param manager: defaults to CONF.<topic>_manager
        :param report_interval: defaults to CONF.report_interval
        :param periodic_enable: defaults to CONF.periodic_enable
        :param periodic_fuzzy_delay: defaults to CONF.periodic_fuzzy_delay
        :param periodic_interval_max: if set, the max time to wait between runs

        """
        if not host:
            host = CONF.host
        if not binary:
            binary = os.path.basename(sys.argv[0])
        if not topic:
            topic = binary.rpartition('nova-')[2]
        if not manager:
            manager = SERVICE_MANAGERS.get(binary)
        if report_interval is None:
            report_interval = CONF.report_interval
        if periodic_enable is None:
            periodic_enable = CONF.periodic_enable
        if periodic_fuzzy_delay is None:
            periodic_fuzzy_delay = CONF.periodic_fuzzy_delay

        debugger.init()

        service_obj = cls(host,
                          binary,
                          topic,
                          manager,
                          report_interval=report_interval,
                          periodic_enable=periodic_enable,
                          periodic_fuzzy_delay=periodic_fuzzy_delay,
                          periodic_interval_max=periodic_interval_max)

        return service_obj
Beispiel #3
0
    def create(cls,
               host=None,
               binary=None,
               topic=None,
               manager=None,
               report_interval=None,
               periodic_enable=None,
               periodic_fuzzy_delay=None,
               periodic_interval_max=None):
        """Instantiates class and passes back application object.

        :param host: defaults to CONF.host
        :param binary: defaults to basename of executable
        :param topic: defaults to bin_name - 'nova-' part
        :param manager: defaults to CONF.<topic>_manager
        :param report_interval: defaults to CONF.report_interval
        :param periodic_enable: defaults to CONF.periodic_enable
        :param periodic_fuzzy_delay: defaults to CONF.periodic_fuzzy_delay
        :param periodic_interval_max: if set, the max time to wait between runs

        """
        if not host:
            host = CONF.host
        if not binary:
            binary = os.path.basename(sys.argv[0])
        if not topic:
            topic = binary.rpartition('nova-')[2]
        if not manager:
            manager = SERVICE_MANAGERS.get(binary)
        if report_interval is None:
            report_interval = CONF.report_interval
        if periodic_enable is None:
            periodic_enable = CONF.periodic_enable
        if periodic_fuzzy_delay is None:
            periodic_fuzzy_delay = CONF.periodic_fuzzy_delay

        debugger.init()

        service_obj = cls(host,
                          binary,
                          topic,
                          manager,
                          report_interval=report_interval,
                          periodic_enable=periodic_enable,
                          periodic_fuzzy_delay=periodic_fuzzy_delay,
                          periodic_interval_max=periodic_interval_max)

        # NOTE(gibi): This have to be after the service object creation as
        # that is the point where we can safely use the RPC to the conductor.
        # E.g. the Service.__init__ actually waits for the conductor to start
        # up before it allows the service to be created. The
        # raise_if_old_compute() depends on the RPC to be up and does not
        # implement its own retry mechanism to connect to the conductor.
        try:
            utils.raise_if_old_compute()
        except exception.TooOldComputeService as e:
            if CONF.workarounds.disable_compute_service_check_for_ffu:
                LOG.warning(str(e))
            else:
                raise

        return service_obj