def delete_trunk(self, context, trunk_id):
"""Delete the trunk port."""
LOG.debug("Deleting trunk_id %s", trunk_id)
deleted_from_db = False
with neutron_db_api.context_manager.writer.using(context):
trunk = self._get_trunk(context, trunk_id)
rules.trunk_can_be_managed(context, trunk)
trunk_port_validator = rules.TrunkPortValidator(trunk.port_id)
if not trunk_port_validator.is_bound(context):
trunk.delete()
deleted_from_db = True
payload = callbacks.TrunkPayload(context,
trunk_id,
original_trunk=trunk)
registry.notify(trunk_const.TRUNK,
events.PRECOMMIT_DELETE,
self,
payload=payload)
else:
raise trunk_exc.TrunkInUse(trunk_id=trunk_id)
if deleted_from_db:
registry.notify(trunk_const.TRUNK,
events.AFTER_DELETE,
self,
payload=payload)
def create_trunk(self, context, trunk):
"""Create a trunk object."""
LOG.debug("Creating trunk %s", trunk)
trunk = self.validate_trunk(context, trunk['trunk'])
sub_ports = [trunk_objects.SubPort(
context=context,
port_id=p['port_id'],
segmentation_id=p['segmentation_id'],
segmentation_type=p['segmentation_type'])
for p in trunk['sub_ports']]
trunk_obj = trunk_objects.Trunk(
context=context,
admin_state_up=trunk.get('admin_state_up', True),
id=uuidutils.generate_uuid(),
name=trunk.get('name', ""),
description=trunk.get('description', ""),
project_id=trunk['tenant_id'],
port_id=trunk['port_id'],
# Trunk will turn active only after it has been bound on a host
status=trunk_const.DOWN_STATUS,
sub_ports=sub_ports)
with neutron_db_api.context_manager.writer.using(context):
trunk_obj.create()
payload = callbacks.TrunkPayload(context, trunk_obj.id,
current_trunk=trunk_obj)
registry.notify(trunk_const.TRUNK,
events.PRECOMMIT_CREATE, self,
payload=payload)
registry.notify(trunk_const.TRUNK,
events.AFTER_CREATE, self,
payload=payload)
return trunk_obj
def __init__(self):
super(VppTrunkPlugin, self).__init__()
self.communicator = EtcdAgentCommunicator(
notify_bound=lambda *args: None)
# Supported segmentation type is VLAN
self._segmentation_types = {
trunk_const.VLAN: plugin_utils.is_valid_vlan_tag
}
# Subscribe to trunk parent-port binding events
# We use this event to trigger the etcd trunk key update.
registry.subscribe(self._trigger_etcd_trunk_update,
resources.PORT, events.AFTER_UPDATE)
registry.notify(trunk_const.TRUNK_PLUGIN, events.AFTER_INIT, self)
LOG.debug('vpp-trunk: vpp trunk service plugin has initialized')
def __init__(self):
super(VppTrunkPlugin, self).__init__()
self.communicator = EtcdAgentCommunicator(
notify_bound=lambda *args: None)
# Supported segmentation type is VLAN
self._segmentation_types = {
trunk_const.VLAN: plugin_utils.is_valid_vlan_tag
}
# Subscribe to trunk parent-port binding events
# We use this event to trigger the etcd trunk key update.
registry.subscribe(self._trigger_etcd_trunk_update, resources.PORT,
events.AFTER_UPDATE)
registry.notify(trunk_const.TRUNK_PLUGIN, events.AFTER_INIT, self)
LOG.debug('vpp-trunk: vpp trunk service plugin has initialized')
def remove_subports(self, context, trunk_id, subports):
"""Remove one or more subports from the trunk."""
LOG.debug("Removing subports %s from trunk %s", subports, trunk_id)
trunk = self._get_trunk(context, trunk_id)
original_trunk = copy.deepcopy(trunk)
subports = subports['sub_ports']
subports = self.validate_subports(context,
subports,
trunk,
basic_validation=True,
trunk_validation=False)
removed_subports = []
rules.trunk_can_be_managed(context, trunk)
# The trunk should not be in the ERROR_STATUS
if trunk.status == trunk_const.ERROR_STATUS:
raise trunk_exc.TrunkInErrorState(trunk_id=trunk_id)
else:
# The trunk will transition to DOWN and subsequently to ACTIVE
# when a subport is removed.
trunk.update(status=trunk_const.DOWN_STATUS)
current_subports = {p.port_id: p for p in trunk.sub_ports}
# Ensure that all sub-ports to be removed are actually present
for subport in subports:
if subport['port_id'] not in current_subports:
raise trunk_exc.SubPortNotFound(trunk_id=trunk_id,
port_id=subport['port_id'])
with neutron_db_api.context_manager.writer.using(context):
for subport in subports:
subport_obj = current_subports.pop(subport['port_id'])
subport_obj.delete()
removed_subports.append(subport_obj)
if removed_subports:
del trunk.sub_ports[:]
trunk.sub_ports.extend(current_subports.values())
payload = callbacks.TrunkPayload(context,
trunk_id,
current_trunk=trunk,
original_trunk=original_trunk,
subports=removed_subports)
registry.notify(trunk_const.SUBPORTS,
events.PRECOMMIT_DELETE,
self,
payload=payload)
self.send_subport_update_to_etcd(context, trunk)
if removed_subports:
registry.notify(trunk_const.SUBPORTS,
events.AFTER_DELETE,
self,
payload=payload)
return trunk
def remove_subports(self, context, trunk_id, subports):
"""Remove one or more subports from the trunk."""
LOG.debug("Removing subports %s from trunk %s", subports, trunk_id)
trunk = self._get_trunk(context, trunk_id)
original_trunk = copy.deepcopy(trunk)
subports = subports['sub_ports']
subports = self.validate_subports(context, subports, trunk,
basic_validation=True,
trunk_validation=False)
removed_subports = []
rules.trunk_can_be_managed(context, trunk)
# The trunk should not be in the ERROR_STATUS
if trunk.status == trunk_const.ERROR_STATUS:
raise trunk_exc.TrunkInErrorState(trunk_id=trunk_id)
else:
# The trunk will transition to DOWN and subsequently to ACTIVE
# when a subport is removed.
trunk.update(status=trunk_const.DOWN_STATUS)
current_subports = {p.port_id: p for p in trunk.sub_ports}
# Ensure that all sub-ports to be removed are actually present
for subport in subports:
if subport['port_id'] not in current_subports:
raise trunk_exc.SubPortNotFound(trunk_id=trunk_id,
port_id=subport['port_id'])
with neutron_db_api.context_manager.writer.using(context):
for subport in subports:
subport_obj = current_subports.pop(subport['port_id'])
subport_obj.delete()
removed_subports.append(subport_obj)
if removed_subports:
del trunk.sub_ports[:]
trunk.sub_ports.extend(current_subports.values())
payload = callbacks.TrunkPayload(
context, trunk_id,
current_trunk=trunk,
original_trunk=original_trunk,
subports=removed_subports
)
registry.notify(trunk_const.SUBPORTS,
events.PRECOMMIT_DELETE,
self, payload=payload)
self.send_subport_update_to_etcd(context, trunk)
if removed_subports:
registry.notify(trunk_const.SUBPORTS,
events.AFTER_DELETE,
self, payload=payload)
return trunk
def add_subports(self, context, trunk_id, subports):
"""Add one or more subports to a trunk."""
LOG.debug("Adding subports %s to trunk %s", subports, trunk_id)
trunk = self._get_trunk(context, trunk_id)
subports = subports['sub_ports']
subports = self.validate_subports(context,
subports,
trunk,
basic_validation=True)
added_subports = []
rules.trunk_can_be_managed(context, trunk)
original_trunk = copy.deepcopy(trunk)
# The trunk should not be in the ERROR_STATUS
if trunk.status == trunk_const.ERROR_STATUS:
raise trunk_exc.TrunkInErrorState(trunk_id=trunk_id)
else:
# The trunk will transition to DOWN and subsequently to ACTIVE
# when a subport is added.
trunk.update(status=trunk_const.DOWN_STATUS)
with neutron_db_api.context_manager.writer.using(context):
for subport in subports:
subport_obj = trunk_objects.SubPort(
context=context,
trunk_id=trunk_id,
port_id=subport['port_id'],
segmentation_type=subport['segmentation_type'],
segmentation_id=subport['segmentation_id'])
subport_obj.create()
trunk['sub_ports'].append(subport_obj)
added_subports.append(subport_obj)
payload = callbacks.TrunkPayload(context,
trunk_id,
current_trunk=trunk,
original_trunk=original_trunk,
subports=added_subports)
if added_subports:
registry.notify(trunk_const.SUBPORTS,
events.PRECOMMIT_CREATE,
self,
payload=payload)
self.send_subport_update_to_etcd(context, trunk)
if added_subports:
registry.notify(trunk_const.SUBPORTS,
events.AFTER_CREATE,
self,
payload=payload)
return trunk
def update_trunk(self, context, trunk_id, trunk):
"""Update the trunk object."""
LOG.debug("Updating trunk %s trunk_id %s", trunk, trunk_id)
trunk_data = trunk['trunk']
with neutron_db_api.context_manager.writer.using(context):
trunk_obj = self._get_trunk(context, trunk_id)
original_trunk = copy.deepcopy(trunk_obj)
trunk_obj.update_fields(trunk_data, reset_changes=True)
trunk_obj.update()
payload = callbacks.TrunkPayload(context, trunk_id,
original_trunk=original_trunk,
current_trunk=trunk_obj)
registry.notify(trunk_const.TRUNK,
events.PRECOMMIT_UPDATE, self,
payload=payload)
registry.notify(trunk_const.TRUNK,
events.AFTER_UPDATE, self,
payload=payload)
return trunk_obj
def add_subports(self, context, trunk_id, subports):
"""Add one or more subports to a trunk."""
LOG.debug("Adding subports %s to trunk %s", subports, trunk_id)
trunk = self._get_trunk(context, trunk_id)
subports = subports['sub_ports']
subports = self.validate_subports(context, subports, trunk,
basic_validation=True)
added_subports = []
rules.trunk_can_be_managed(context, trunk)
original_trunk = copy.deepcopy(trunk)
# The trunk should not be in the ERROR_STATUS
if trunk.status == trunk_const.ERROR_STATUS:
raise trunk_exc.TrunkInErrorState(trunk_id=trunk_id)
else:
# The trunk will transition to DOWN and subsequently to ACTIVE
# when a subport is added.
trunk.update(status=trunk_const.DOWN_STATUS)
with neutron_db_api.context_manager.writer.using(context):
for subport in subports:
subport_obj = trunk_objects.SubPort(
context=context,
trunk_id=trunk_id,
port_id=subport['port_id'],
segmentation_type=subport['segmentation_type'],
segmentation_id=subport['segmentation_id'])
subport_obj.create()
trunk['sub_ports'].append(subport_obj)
added_subports.append(subport_obj)
payload = callbacks.TrunkPayload(context, trunk_id,
current_trunk=trunk,
original_trunk=original_trunk,
subports=added_subports)
if added_subports:
registry.notify(trunk_const.SUBPORTS,
events.PRECOMMIT_CREATE,
self, payload=payload)
self.send_subport_update_to_etcd(context, trunk)
if added_subports:
registry.notify(trunk_const.SUBPORTS,
events.AFTER_CREATE,
self, payload=payload)
return trunk
def delete_trunk(self, context, trunk_id):
"""Delete the trunk port."""
LOG.debug("Deleting trunk_id %s", trunk_id)
deleted_from_db = False
with neutron_db_api.context_manager.writer.using(context):
trunk = self._get_trunk(context, trunk_id)
rules.trunk_can_be_managed(context, trunk)
trunk_port_validator = rules.TrunkPortValidator(trunk.port_id)
if not trunk_port_validator.is_bound(context):
trunk.delete()
deleted_from_db = True
payload = callbacks.TrunkPayload(context, trunk_id,
original_trunk=trunk)
registry.notify(trunk_const.TRUNK,
events.PRECOMMIT_DELETE, self,
payload=payload)
else:
raise trunk_exc.TrunkInUse(trunk_id=trunk_id)
if deleted_from_db:
registry.notify(trunk_const.TRUNK,
events.AFTER_DELETE, self,
payload=payload)
def update_trunk(self, context, trunk_id, trunk):
"""Update the trunk object."""
LOG.debug("Updating trunk %s trunk_id %s", trunk, trunk_id)
trunk_data = trunk['trunk']
with neutron_db_api.context_manager.writer.using(context):
trunk_obj = self._get_trunk(context, trunk_id)
original_trunk = copy.deepcopy(trunk_obj)
trunk_obj.update_fields(trunk_data, reset_changes=True)
trunk_obj.update()
payload = callbacks.TrunkPayload(context,
trunk_id,
original_trunk=original_trunk,
current_trunk=trunk_obj)
registry.notify(trunk_const.TRUNK,
events.PRECOMMIT_UPDATE,
self,
payload=payload)
registry.notify(trunk_const.TRUNK,
events.AFTER_UPDATE,
self,
payload=payload)
return trunk_obj
def create_trunk(self, context, trunk):
"""Create a trunk object."""
LOG.debug("Creating trunk %s", trunk)
trunk = self.validate_trunk(context, trunk['trunk'])
sub_ports = [
trunk_objects.SubPort(context=context,
port_id=p['port_id'],
segmentation_id=p['segmentation_id'],
segmentation_type=p['segmentation_type'])
for p in trunk['sub_ports']
]
trunk_obj = trunk_objects.Trunk(
context=context,
admin_state_up=trunk.get('admin_state_up', True),
id=uuidutils.generate_uuid(),
name=trunk.get('name', ""),
description=trunk.get('description', ""),
project_id=trunk['tenant_id'],
port_id=trunk['port_id'],
# Trunk will turn active only after it has been bound on a host
status=trunk_const.DOWN_STATUS,
sub_ports=sub_ports)
with neutron_db_api.context_manager.writer.using(context):
trunk_obj.create()
payload = callbacks.TrunkPayload(context,
trunk_obj.id,
current_trunk=trunk_obj)
registry.notify(trunk_const.TRUNK,
events.PRECOMMIT_CREATE,
self,
payload=payload)
registry.notify(trunk_const.TRUNK,
events.AFTER_CREATE,
self,
payload=payload)
return trunk_obj