def get_plugin(self):
plugin = manager.NeutronManager.get_service_plugins().get(
bgp_ext.BGP_EXT_ALIAS)
if not plugin:
LOG.error(_LE('No plugin for BGP routing registered'))
msg = _LE('The resource could not be found.')
raise webob.exc.HTTPNotFound(msg)
return plugin
def sync_state(self, context, full_sync=None, bgp_speakers=None):
try:
hosted_bgp_speakers = self.plugin_rpc.get_bgp_speakers(context)
hosted_bgp_speaker_ids = [bgp_speaker['id']
for bgp_speaker in hosted_bgp_speakers]
cached_bgp_speakers = self.cache.get_bgp_speaker_ids()
for bgp_speaker_id in cached_bgp_speakers:
if bgp_speaker_id not in hosted_bgp_speaker_ids:
self.remove_bgp_speaker_from_dragent(bgp_speaker_id)
resync_all = not bgp_speakers or full_sync
only_bs = set() if resync_all else set(bgp_speakers)
for hosted_bgp_speaker in hosted_bgp_speakers:
hosted_bs_id = hosted_bgp_speaker['id']
if resync_all or hosted_bs_id in only_bs:
if not self.cache.is_bgp_speaker_added(hosted_bs_id):
self.safe_configure_dragent_for_bgp_speaker(
hosted_bgp_speaker)
continue
self.sync_bgp_speaker(hosted_bgp_speaker)
resync_reason = "Periodic route cache refresh"
self.schedule_resync(speaker_id=hosted_bs_id,
reason=resync_reason)
except Exception as e:
self.schedule_full_resync(reason=e)
LOG.error(_LE('Unable to sync BGP speaker state.'))
def _report_state(self):
LOG.debug("Report state task started")
try:
self.agent_state.get('configurations').update(
self.cache.get_state())
ctx = context.get_admin_context_without_session()
agent_status = self.state_rpc.report_state(ctx, self.agent_state,
True)
if agent_status == agent_consts.AGENT_REVIVED:
LOG.info(_LI("Agent has just been revived. "
"Scheduling full sync"))
self.schedule_full_resync(
reason=_("Agent has just been revived"))
except AttributeError:
# This means the server does not support report_state
LOG.warning(_LW("Neutron server does not support state report. "
"State report for this agent will be disabled."))
self.heartbeat.stop()
self.run()
return
except Exception:
LOG.exception(_LE("Failed reporting state!"))
return
if self.agent_state.pop('start_flag', None):
self.run()
def sync_state(self, context, full_sync=None, bgp_speakers=None):
try:
hosted_bgp_speakers = self.plugin_rpc.get_bgp_speakers(context)
hosted_bgp_speaker_ids = [bgp_speaker['id']
for bgp_speaker in hosted_bgp_speakers]
cached_bgp_speakers = self.cache.get_bgp_speaker_ids()
for bgp_speaker_id in cached_bgp_speakers:
if bgp_speaker_id not in hosted_bgp_speaker_ids:
self.remove_bgp_speaker_from_dragent(bgp_speaker_id)
resync_all = not bgp_speakers or full_sync
only_bs = set() if resync_all else set(bgp_speakers)
for hosted_bgp_speaker in hosted_bgp_speakers:
hosted_bs_id = hosted_bgp_speaker['id']
if resync_all or hosted_bs_id in only_bs:
if not self.cache.is_bgp_speaker_added(hosted_bs_id):
self.safe_configure_dragent_for_bgp_speaker(
hosted_bgp_speaker)
continue
self.sync_bgp_speaker(hosted_bgp_speaker)
resync_reason = "Periodic route cache refresh"
self.schedule_resync(speaker_id=hosted_bs_id,
reason=resync_reason)
except Exception as e:
self.schedule_full_resync(reason=e)
LOG.error(_LE('Unable to sync BGP speaker state.'))
def _report_state(self):
LOG.debug("Report state task started")
try:
self.agent_state.get('configurations').update(
self.cache.get_state())
ctx = context.get_admin_context_without_session()
agent_status = self.state_rpc.report_state(ctx, self.agent_state,
True)
if agent_status == agent_consts.AGENT_REVIVED:
LOG.info(_LI("Agent has just been revived. "
"Scheduling full sync"))
self.schedule_full_resync(
reason=_("Agent has just been revived"))
except AttributeError:
# This means the server does not support report_state
LOG.warning(_LW("Neutron server does not support state report. "
"State report for this agent will be disabled."))
self.heartbeat.stop()
self.run()
return
except Exception:
LOG.exception(_LE("Failed reporting state!"))
return
if self.agent_state.pop('start_flag', None):
self.run()
def get_plugin(self):
plugin = directory.get_plugin(bgp_ext.BGP_EXT_ALIAS)
if not plugin:
LOG.error(_LE('No plugin for BGP routing registered'))
msg = _('The resource could not be found.')
raise webob.exc.HTTPNotFound(msg)
return plugin
def get_plugin(self):
plugin = directory.get_plugin(bgp_ext.ALIAS)
if not plugin:
LOG.error(_LE('No plugin for BGP routing registered'))
msg = _('The resource could not be found.')
raise webob.exc.HTTPNotFound(msg)
return plugin
def _handle_driver_failure(self, bgp_speaker_id, method, driver_exec):
self.schedule_resync(reason=driver_exec,
speaker_id=bgp_speaker_id)
LOG.error(_LE('Call to driver for BGP Speaker %(bgp_speaker)s '
'%(method)s has failed with exception '
'%(driver_exec)s.'),
{'bgp_speaker': bgp_speaker_id,
'method': method,
'driver_exec': driver_exec})
def _handle_driver_failure(self, bgp_speaker_id, method, driver_exec):
self.schedule_resync(reason=driver_exec,
speaker_id=bgp_speaker_id)
LOG.error(_LE('Call to driver for BGP Speaker %(bgp_speaker)s '
'%(method)s has failed with exception '
'%(driver_exec)s.'),
{'bgp_speaker': bgp_speaker_id,
'method': method,
'driver_exec': driver_exec})
def _read_config(self, cfg):
if cfg is None or cfg.bgp_router_id is None:
# If either cfg or router_id is not specified, raise voice
LOG.error(_LE('BGP router-id MUST be specified for the correct '
'functional working.'))
else:
self.routerid = cfg.bgp_router_id
LOG.info(_LI('Initialized Ryu BGP Speaker driver interface with '
'bgp_router_id=%s'), self.routerid)
def initialize_driver(self, conf):
self.conf = conf or cfg.CONF.BGP
try:
self.dr_driver_cls = (importutils.import_object(
self.conf.bgp_speaker_driver, self.conf))
except ImportError:
LOG.exception(_LE("Error while importing BGP speaker driver %s"),
self.conf.bgp_speaker_driver)
raise SystemExit(1)
def initialize_driver(self, conf):
self.conf = conf or cfg.CONF.BGP
try:
self.dr_driver_cls = (
importutils.import_object(self.conf.bgp_speaker_driver,
self.conf))
except ImportError:
LOG.exception(_LE("Error while importing BGP speaker driver %s"),
self.conf.bgp_speaker_driver)
raise SystemExit(1)
def _read_config(self, cfg):
if cfg is None or cfg.bgp_router_id is None:
# If either cfg or router_id is not specified, raise voice
LOG.error(
_LE('BGP router-id MUST be specified for the correct '
'functional working.'))
else:
self.routerid = cfg.bgp_router_id
LOG.info(
_LI('Initialized Ryu BGP Speaker driver interface with '
'bgp_router_id=%s'), self.routerid)
def safe_get_bgp_peer_info(self, bgp_speaker_id, bgp_peer_id):
try:
bgp_peer = self.plugin_rpc.get_bgp_peer_info(self.context,
bgp_peer_id)
if not bgp_peer:
LOG.warning(_LW('BGP Peer %s has been deleted.'), bgp_peer)
return bgp_peer
except Exception as e:
self.schedule_resync(speaker_id=bgp_speaker_id,
reason=e)
LOG.error(_LE('BGP peer %(bgp_peer)s info call '
'failed with reason=%(e)s.'),
{'bgp_peer': bgp_peer_id, 'e': e})
def safe_get_bgp_peer_info(self, bgp_speaker_id, bgp_peer_id):
try:
bgp_peer = self.plugin_rpc.get_bgp_peer_info(self.context,
bgp_peer_id)
if not bgp_peer:
LOG.warning(_LW('BGP Peer %s has been deleted.'), bgp_peer)
return bgp_peer
except Exception as e:
self.schedule_resync(speaker_id=bgp_speaker_id,
reason=e)
LOG.error(_LE('BGP peer %(bgp_peer)s info call '
'failed with reason=%(e)s.'),
{'bgp_peer': bgp_peer_id, 'e': e})
