Exemplo n.º 1
0
    def init_pipeline_refresh(self):
        """Initializes pipeline refresh state."""
        self.clear_pipeline_validation_status()

        self.refresh_pipeline_periodic = None
        if (self.conf.refresh_pipeline_cfg or
                self.conf.refresh_event_pipeline_cfg):
            self.refresh_pipeline_periodic = utils.create_periodic(
                target=self.refresh_pipeline,
                spacing=self.conf.pipeline_polling_interval)
            utils.spawn_thread(self.refresh_pipeline_periodic.start)
Exemplo n.º 2
0
    def init_pipeline_refresh(self):
        """Initializes pipeline refresh state."""
        self.clear_pipeline_validation_status()
        if cfg.CONF.refresh_pipeline_cfg:
            self.set_pipeline_mtime(pipeline.get_pipeline_mtime())
            self.set_pipeline_hash(pipeline.get_pipeline_hash())

        if cfg.CONF.refresh_event_pipeline_cfg:
            self.set_pipeline_mtime(pipeline.get_pipeline_mtime(
                pipeline.EVENT_TYPE), pipeline.EVENT_TYPE)
            self.set_pipeline_hash(pipeline.get_pipeline_hash(
                pipeline.EVENT_TYPE), pipeline.EVENT_TYPE)

        self.refresh_pipeline_periodic = None
        if (cfg.CONF.refresh_pipeline_cfg or
                cfg.CONF.refresh_event_pipeline_cfg):
            self.refresh_pipeline_periodic = utils.create_periodic(
                target=self.refresh_pipeline,
                spacing=cfg.CONF.pipeline_polling_interval)
            utils.spawn_thread(self.refresh_pipeline_periodic.start)
Exemplo n.º 3
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    def init_pipeline_refresh(self):
        """Initializes pipeline refresh state."""
        self.clear_pipeline_validation_status()
        if cfg.CONF.refresh_pipeline_cfg:
            self.set_pipeline_mtime(pipeline.get_pipeline_mtime())
            self.set_pipeline_hash(pipeline.get_pipeline_hash())

        if cfg.CONF.refresh_event_pipeline_cfg:
            self.set_pipeline_mtime(
                pipeline.get_pipeline_mtime(pipeline.EVENT_TYPE),
                pipeline.EVENT_TYPE)
            self.set_pipeline_hash(
                pipeline.get_pipeline_hash(pipeline.EVENT_TYPE),
                pipeline.EVENT_TYPE)

        self.refresh_pipeline_periodic = None
        if (cfg.CONF.refresh_pipeline_cfg
                or cfg.CONF.refresh_event_pipeline_cfg):
            self.refresh_pipeline_periodic = utils.create_periodic(
                target=self.refresh_pipeline,
                spacing=cfg.CONF.pipeline_polling_interval)
            utils.spawn_thread(self.refresh_pipeline_periodic.start)
Exemplo n.º 4
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    def __init__(self, namespaces=None, pollster_list=None, worker_id=0):
        namespaces = namespaces or ['compute', 'central']
        pollster_list = pollster_list or []
        group_prefix = cfg.CONF.polling.partitioning_group_prefix

        # features of using coordination and pollster-list are exclusive, and
        # cannot be used at one moment to avoid both samples duplication and
        # samples being lost
        if pollster_list and cfg.CONF.coordination.backend_url:
            raise PollsterListForbidden()

        super(AgentManager, self).__init__(worker_id)

        def _match(pollster):
            """Find out if pollster name matches to one of the list."""
            return any(fnmatch.fnmatch(pollster.name, pattern) for
                       pattern in pollster_list)

        if type(namespaces) is not list:
            namespaces = [namespaces]

        # we'll have default ['compute', 'central'] here if no namespaces will
        # be passed
        extensions = (self._extensions('poll', namespace).extensions
                      for namespace in namespaces)
        # get the extensions from pollster builder
        extensions_fb = (self._extensions_from_builder('poll', namespace)
                         for namespace in namespaces)
        if pollster_list:
            extensions = (moves.filter(_match, exts)
                          for exts in extensions)
            extensions_fb = (moves.filter(_match, exts)
                             for exts in extensions_fb)

        self.extensions = list(itertools.chain(*list(extensions))) + list(
            itertools.chain(*list(extensions_fb)))

        if self.extensions == []:
            raise EmptyPollstersList()

        discoveries = (self._extensions('discover', namespace).extensions
                       for namespace in namespaces)
        self.discoveries = list(itertools.chain(*list(discoveries)))
        self.polling_periodics = None

        self.partition_coordinator = coordination.PartitionCoordinator()
        self.heartbeat_timer = utils.create_periodic(
            target=self.partition_coordinator.heartbeat,
            spacing=cfg.CONF.coordination.heartbeat,
            run_immediately=True)

        # Compose coordination group prefix.
        # We'll use namespaces as the basement for this partitioning.
        namespace_prefix = '-'.join(sorted(namespaces))
        self.group_prefix = ('%s-%s' % (namespace_prefix, group_prefix)
                             if group_prefix else namespace_prefix)

        self.notifier = oslo_messaging.Notifier(
            messaging.get_transport(),
            driver=cfg.CONF.publisher_notifier.telemetry_driver,
            publisher_id="ceilometer.polling")

        self._keystone = None
        self._keystone_last_exception = None
Exemplo n.º 5
0
    def __init__(self, worker_id, conf, namespaces=None, pollster_list=None, ):

        namespaces = namespaces or ['compute', 'central']
        pollster_list = pollster_list or []
        group_prefix = conf.polling.partitioning_group_prefix

        # features of using coordination and pollster-list are exclusive, and
        # cannot be used at one moment to avoid both samples duplication and
        # samples being lost
        if pollster_list and conf.coordination.backend_url:
            raise PollsterListForbidden()

        super(AgentManager, self).__init__(worker_id, conf)

        def _match(pollster):
            """Find out if pollster name matches to one of the list."""
            return any(fnmatch.fnmatch(pollster.name, pattern) for
                       pattern in pollster_list)

        if type(namespaces) is not list:
            namespaces = [namespaces]

        # we'll have default ['compute', 'central'] here if no namespaces will
        # be passed
        extensions = (self._extensions('poll', namespace, self.conf).extensions
                      for namespace in namespaces)
        # get the extensions from pollster builder
        extensions_fb = (self._extensions_from_builder('poll', namespace)
                         for namespace in namespaces)
        if pollster_list:
            extensions = (moves.filter(_match, exts)
                          for exts in extensions)
            extensions_fb = (moves.filter(_match, exts)
                             for exts in extensions_fb)

        self.extensions = list(itertools.chain(*list(extensions))) + list(
            itertools.chain(*list(extensions_fb)))

        if self.extensions == []:
            raise EmptyPollstersList()

        discoveries = (self._extensions('discover', namespace,
                                        self.conf).extensions
                       for namespace in namespaces)
        self.discoveries = list(itertools.chain(*list(discoveries)))
        self.polling_periodics = None

        self.partition_coordinator = coordination.PartitionCoordinator(
            self.conf)
        self.heartbeat_timer = utils.create_periodic(
            target=self.partition_coordinator.heartbeat,
            spacing=self.conf.coordination.heartbeat,
            run_immediately=True)

        # Compose coordination group prefix.
        # We'll use namespaces as the basement for this partitioning.
        namespace_prefix = '-'.join(sorted(namespaces))
        self.group_prefix = ('%s-%s' % (namespace_prefix, group_prefix)
                             if group_prefix else namespace_prefix)

        self.notifier = oslo_messaging.Notifier(
            messaging.get_transport(self.conf),
            driver=self.conf.publisher_notifier.telemetry_driver,
            publisher_id="ceilometer.polling")

        self._keystone = None
        self._keystone_last_exception = None