def treat_devices_added_or_updated(self, devices, ovs_restarted):
skipped_devices = []
need_binding_devices = []
security_disabled_devices = []
devices_details_list = (
self.plugin_rpc.get_devices_details_list_and_failed_devices(
self.context,
devices,
self.agent_id,
self.conf.host
)
)
failed_devices = set(devices_details_list.get('failed_devices'))
devices = devices_details_list.get('devices')
vif_by_id = self.int_br.get_vifs_by_ids(
[vif['device'] for vif in devices])
for details in devices:
device = details['device']
LOG.debug("Processing port: %s", device)
port = vif_by_id.get(device)
if not port:
# The port disappeared and cannot be processed
LOG.info(_LI("Port %s was not found on the integration bridge "
"and will therefore not be processed"), device)
skipped_devices.append(device)
continue
if 'port_id' in details:
LOG.info(_LI("Port %(device)s updated. Details: %(details)s"),
{'device': device, 'details': details})
details['vif_port'] = port
need_binding = self.treat_vif_port(port, details['port_id'],
details['network_id'],
details['network_type'],
details['physical_network'],
details['segmentation_id'],
details['admin_state_up'],
details['fixed_ips'],
details['device_owner'],
ovs_restarted)
if need_binding:
need_binding_devices.append(details)
port_security = details['port_security_enabled']
has_sgs = 'security_groups' in details
if not port_security or not has_sgs:
security_disabled_devices.append(device)
self._update_port_network(details['port_id'],
details['network_id'])
self.ext_manager.handle_port(self.context, details)
self.sfc_treat_devices_added_updated(details['port_id'])
else:
LOG.warning(_LW("Device %s not defined on plugin"), device)
if (port and port.ofport != -1):
self.port_dead(port)
return (skipped_devices, need_binding_devices,
security_disabled_devices, failed_devices)
def __init__(self):
# Registered sfc drivers, keyed by name.
self.drivers = {}
# Ordered list of sfc drivers, defining
# the order in which the drivers are called.
self.ordered_drivers = []
LOG.info(_LI("Configured SFC drivers: %s"), cfg.CONF.sfc.drivers)
super(SfcDriverManager, self).__init__(
"networking_sfc.sfc.drivers", cfg.CONF.sfc.drivers, invoke_on_load=True, name_order=True
)
LOG.info(_LI("Loaded SFC drivers: %s"), self.names())
self._register_drivers()
def __init__(self):
# Registered sfc drivers, keyed by name.
self.drivers = {}
# Ordered list of sfc drivers, defining
# the order in which the drivers are called.
self.ordered_drivers = []
LOG.info(_LI("Configured SFC drivers: %s"), cfg.CONF.sfc.drivers)
super(SfcDriverManager, self).__init__('networking_sfc.sfc.drivers',
cfg.CONF.sfc.drivers,
invoke_on_load=True,
name_order=True)
LOG.info(_LI("Loaded SFC drivers: %s"), self.names())
self._register_drivers()
def __init__(self,
namespace='networking_sfc.flowclassifier.drivers',
names=cfg.CONF.flowclassifier.drivers):
# Registered flow classifier drivers, keyed by name.
self.drivers = {}
# Ordered list of flow classifier drivers, defining
# the order in which the drivers are called.
self.ordered_drivers = []
LOG.info(_LI("Configured Flow Classifier drivers: %s"), names)
super(FlowClassifierDriverManager, self).__init__(namespace,
names,
invoke_on_load=True,
name_order=True)
LOG.info(_LI("Loaded Flow Classifier drivers: %s"), self.names())
self._register_drivers()
def main():
common_config.init(sys.argv[1:])
common_config.setup_logging()
q_utils.log_opt_values(LOG)
bridge_classes = {
'br_int': br_int.OVSIntegrationBridge,
'br_phys': br_phys.OVSPhysicalBridge,
'br_tun': br_tun.OVSTunnelBridge,
}
ovs_neutron_agent.prepare_xen_compute()
ovs_neutron_agent.validate_tunnel_config(
cfg.CONF.AGENT.tunnel_types,
cfg.CONF.OVS.local_ip
)
try:
agent = OVSSfcAgent(bridge_classes, cfg.CONF)
except (RuntimeError, ValueError) as e:
LOG.exception(e)
LOG.error(_LE('Agent terminated!'))
sys.exit(1)
LOG.info(_LI("Agent initialized successfully, now running... "))
agent.daemon_loop()
def __init__(self):
# Registered flow classifier drivers, keyed by name.
self.drivers = {}
# Ordered list of flow classifier drivers, defining
# the order in which the drivers are called.
self.ordered_drivers = []
LOG.info(_LI("Configured Flow Classifier drivers: %s"),
cfg.CONF.flowclassifier.drivers)
super(FlowClassifierDriverManager, self).__init__(
'networking_sfc.flowclassifier.drivers',
cfg.CONF.flowclassifier.drivers,
invoke_on_load=True,
name_order=True)
LOG.info(_LI("Loaded Flow Classifier drivers: %s"),
self.names())
self._register_drivers()
def main():
common_config.init(sys.argv[1:])
common_config.setup_logging()
q_utils.log_opt_values(LOG)
bridge_classes = {
'br_int': br_int.OVSIntegrationBridge,
'br_phys': br_phys.OVSPhysicalBridge,
'br_tun': br_tun.OVSTunnelBridge,
}
ovs_neutron_agent.prepare_xen_compute()
ovs_neutron_agent.validate_tunnel_config(
cfg.CONF.AGENT.tunnel_types,
cfg.CONF.OVS.local_ip
)
try:
agent = OVSSfcAgent(bridge_classes, cfg.CONF)
except (RuntimeError, ValueError) as e:
LOG.exception(e)
LOG.error(_LE('Agent terminated!'))
sys.exit(1)
LOG.info(_LI("Agent initialized successfully, now running... "))
agent.daemon_loop()
def initialize(self):
# ServiceChain bulk operations requires each driver to support them
self.native_bulk_support = True
for driver in self.ordered_drivers:
LOG.info(_LI("Initializing SFC driver '%s'"), driver.name)
driver.obj.initialize()
self.native_bulk_support &= getattr(driver.obj, "native_bulk_support", True)
def delete_port_chain(self, context, id):
try:
with context.session.begin(subtransactions=True):
pc = self._get_port_chain(context, id)
context.session.delete(pc)
except ext_sfc.PortChainNotFound:
LOG.info(_LI("Deleting a non-existing port chain."))
def delete_port_chain(self, context, id):
try:
with context.session.begin(subtransactions=True):
pc = self._get_port_chain(context, id)
context.session.delete(pc)
except ext_sfc.PortChainNotFound:
LOG.info(_LI("Deleting a non-existing port chain."))
def initialize(self):
# ServiceChain bulk operations requires each driver to support them
self.native_bulk_support = True
for driver in self.ordered_drivers:
LOG.info(_LI("Initializing SFC driver '%s'"), driver.name)
driver.obj.initialize()
self.native_bulk_support &= getattr(driver.obj,
'native_bulk_support', True)
def delete_flow_classifier(self, context, id):
try:
with context.session.begin(subtransactions=True):
fc = self._get_flow_classifier(context, id)
context.session.delete(fc)
except AssertionError:
raise fc_ext.FlowClassifierInUse(id=id)
except fc_ext.FlowClassifierNotFound:
LOG.info(_LI("Deleting a non-existing flow classifier."))
def delete_port_pair_group(self, context, id):
try:
with context.session.begin(subtransactions=True):
pg = self._get_port_pair_group(context, id)
if pg.chain_group_associations:
raise ext_sfc.PortPairGroupInUse(id=id)
context.session.delete(pg)
except ext_sfc.PortPairGroupNotFound:
LOG.info(_LI("Deleting a non-existing port pair group."))
def delete_port_pair(self, context, id):
try:
with context.session.begin(subtransactions=True):
pp = self._get_port_pair(context, id)
if pp.portpairgroup_id:
raise ext_sfc.PortPairInUse(id=id)
context.session.delete(pp)
except ext_sfc.PortPairNotFound:
LOG.info(_LI("Deleting a non-existing port pair."))
def delete_flow_classifier(self, context, id):
try:
with context.session.begin(subtransactions=True):
fc = self._get_flow_classifier(context, id)
context.session.delete(fc)
except AssertionError:
raise fc_ext.FlowClassifierInUse(id=id)
except fc_ext.FlowClassifierNotFound:
LOG.info(_LI("Deleting a non-existing flow classifier."))
def delete_port_pair_group(self, context, id):
try:
with context.session.begin(subtransactions=True):
pg = self._get_port_pair_group(context, id)
if pg.chain_group_associations:
raise ext_sfc.PortPairGroupInUse(id=id)
context.session.delete(pg)
except ext_sfc.PortPairGroupNotFound:
LOG.info(_LI("Deleting a non-existing port pair group."))
def delete_port_pair(self, context, id):
try:
with context.session.begin(subtransactions=True):
pp = self._get_port_pair(context, id)
if pp.portpairgroup_id:
raise ext_sfc.PortPairInUse(id=id)
context.session.delete(pp)
except ext_sfc.PortPairNotFound:
LOG.info(_LI("Deleting a non-existing port pair."))
def _register_drivers(self):
"""Register all SFC drivers.
This method should only be called once in the SfcDriverManager
constructor.
"""
for ext in self:
self.drivers[ext.name] = ext
self.ordered_drivers.append(ext)
LOG.info(_LI("Registered SFC drivers: %s"), [driver.name for driver in self.ordered_drivers])
def _register_drivers(self):
"""Register all Flow Classifier drivers.
This method should only be called once in the
FlowClassifierDriverManager constructor.
"""
for ext in self:
self.drivers[ext.name] = ext
self.ordered_drivers.append(ext)
LOG.info(_LI("Registered Flow Classifier drivers: %s"),
[driver.name for driver in self.ordered_drivers])
def sfc_treat_devices_removed(self, port_ids):
resync = False
for port_id in port_ids:
LOG.info(_LI("a device %s is removed"), port_id)
try:
self._delete_ports_flowrules_by_id(port_id)
except Exception as e:
LOG.exception(e)
LOG.error(_LE("delete port flow rule failed for %(port_id)s"),
{'port_id': port_id})
resync = True
return resync
def delete_port(self, context, port):
"""Handle agent SFC extension port delete."""
port_id = port['port_id']
resync = False
LOG.info(_LI("a device %s is removed"), port_id)
try:
self._delete_ports_flowrules_by_id(context, port_id)
except Exception as e:
LOG.exception(e)
LOG.error(_LE("delete port flow rule failed for %(port_id)s"),
{'port_id': port_id})
resync = True
return resync
def sfc_treat_devices_removed(self, port_ids):
resync = False
for port_id in port_ids:
LOG.info(_LI("a device %s is removed"), port_id)
try:
self._delete_ports_flowrules_by_id(port_id)
except Exception as e:
LOG.exception(e)
LOG.error(
_LE("delete port flow rule failed for %(port_id)s"),
{'port_id': port_id}
)
resync = True
return resync
def delete_port(self, context, port):
"""Handle agent SFC extension port delete."""
port_id = port['port_id']
resync = False
LOG.info(_LI("a device %s is removed"), port_id)
try:
self._delete_ports_flowrules_by_id(context, port_id)
except Exception as e:
LOG.exception(e)
LOG.error(
_LE("delete port flow rule failed for %(port_id)s"),
{'port_id': port_id}
)
resync = True
return resync
def update_flowrules_status(self, context, **kwargs):
flowrules_status = kwargs.get('flowrules_status')
LOG.info(_LI('update_flowrules_status: %s'), flowrules_status)
for flowrule_dict in flowrules_status:
self.driver.update_flowrule_status(
context, flowrule_dict['id'], flowrule_dict['status'])
def _ovn(self):
if self._ovn_property is None:
LOG.info(_LI("Getting OvsdbOvnIdl"))
self._ovn_property = impl_idl_ovn.OvsdbNbOvnIdl(self)
return self._ovn_property
def _ovn(self):
if self._ovn_property is None:
LOG.info(_LI("Getting OvsdbOvnIdl"))
self._ovn_property = impl_idl_ovn.OvsdbNbOvnIdl(self)
return self._ovn_property
def update_flowrules_status(self, context, **kwargs):
flowrules_status = kwargs.get('flowrules_status')
LOG.info(_LI('update_flowrules_status: %s'), flowrules_status)
for flowrule_dict in flowrules_status:
self.driver.update_flowrule_status(context, flowrule_dict['id'],
flowrule_dict['status'])