def refresh_pipeline(self):
mtime = pipeline.get_pipeline_mtime()
if mtime > self.pipeline_mtime:
LOG.info(_LI('Pipeline configuration file has been updated.'))
self.pipeline_mtime = mtime
_hash = pipeline.get_pipeline_hash()
if _hash != self.pipeline_hash:
LOG.info(_LI("Detected change in pipeline configuration."))
try:
# Pipeline in the notification agent.
if hasattr(self, 'pipeline_manager'):
self.pipeline_manager = pipeline.setup_pipeline()
# Polling in the polling agent.
elif hasattr(self, 'polling_manager'):
self.polling_manager = pipeline.setup_polling()
LOG.debug("Pipeline has been refreshed. "
"old hash: %(old)s, new hash: %(new)s",
{'old': self.pipeline_hash,
'new': _hash})
except Exception as err:
LOG.debug("Active pipeline config's hash is %s",
self.pipeline_hash)
LOG.exception(_LE('Unable to load changed pipeline: %s')
% err)
return
self.pipeline_hash = _hash
self.reload_pipeline()
def init_pipeline_refresh(self):
if cfg.CONF.refresh_pipeline_cfg:
self.pipeline_mtime = pipeline.get_pipeline_mtime()
self.pipeline_hash = pipeline.get_pipeline_hash()
self.tg.add_timer(cfg.CONF.pipeline_polling_interval,
self.refresh_pipeline)
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)
if (cfg.CONF.refresh_pipeline_cfg or
cfg.CONF.refresh_event_pipeline_cfg):
self.tg.add_timer(cfg.CONF.pipeline_polling_interval,
self.refresh_pipeline)
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)
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)
def pipeline_changed(self, p_type=pipeline.SAMPLE_TYPE):
"""Returns hash of changed pipeline else False."""
pipeline_mtime = self.get_pipeline_mtime(p_type)
mtime = pipeline.get_pipeline_mtime(p_type)
if mtime > pipeline_mtime:
LOG.info(_LI('Pipeline configuration file has been updated.'))
self.set_pipeline_mtime(mtime, p_type)
_hash = pipeline.get_pipeline_hash(p_type)
pipeline_hash = self.get_pipeline_hash(p_type)
if _hash != pipeline_hash:
LOG.info(_LI("Detected change in pipeline configuration."))
return _hash
return False
def pipeline_changed(self, p_type=pipeline.SAMPLE_TYPE):
"""Returns hash of changed pipeline else False."""
pipeline_mtime = self.get_pipeline_mtime(p_type)
mtime = pipeline.get_pipeline_mtime(p_type)
if mtime > pipeline_mtime:
LOG.info(_LI('Pipeline configuration file has been updated.'))
self.set_pipeline_mtime(mtime, p_type)
_hash = pipeline.get_pipeline_hash(p_type)
pipeline_hash = self.get_pipeline_hash(p_type)
if _hash != pipeline_hash:
LOG.info(_LI("Detected change in pipeline configuration."))
return _hash
return False
