def delete_port_pair(self, context, portpair_id):
portpair = self.get_port_pair(context, portpair_id)
portpair_context = sfc_ctx.PortPairContext(self, context, portpair)
try:
self.driver_manager.delete_port_pair(portpair_context)
except sfc_exc.SfcDriverError as e:
LOG.exception(e)
with excutils.save_and_reraise_exception():
LOG.error(_LE("Delete port pair failed, port_pair '%s'"),
portpair_id)
with context.session.begin(subtransactions=True):
portpair = self.get_port_pair(context, portpair_id)
portpair_context = sfc_ctx.PortPairContext(self, context, portpair)
super(SfcPlugin, self).delete_port_pair(context, portpair_id)
self.driver_manager.delete_port_pair_precommit(portpair_context)
self.driver_manager.delete_port_pair_postcommit(portpair_context)
def delete_port_pair(self, context, portpair_id):
portpair = self.get_port_pair(context, portpair_id)
portpair_context = sfc_ctx.PortPairContext(self, context, portpair)
try:
self.driver_manager.delete_port_pair(portpair_context)
except sfc_exc.SfcDriverError as e:
LOG.exception(e)
with excutils.save_and_reraise_exception():
LOG.error("Delete port pair failed, port_pair '%s'",
portpair_id)
with db_api.context_manager.writer.using(context):
portpair = self.get_port_pair(context, portpair_id)
portpair_context = sfc_ctx.PortPairContext(self, context, portpair)
super(SfcPlugin, self).delete_port_pair(context, portpair_id)
self.driver_manager.delete_port_pair_precommit(portpair_context)
self.driver_manager.delete_port_pair_postcommit(portpair_context)
def create_port_pair(self, context, port_pair):
portpair_db = super(SfcPlugin,
self).create_port_pair(context, port_pair)
portpair_context = sfc_ctx.PortPairContext(self, context, portpair_db)
try:
self.driver_manager.create_port_pair(portpair_context)
except sfc_exc.SfcDriverError as e:
LOG.exception(e)
with excutils.save_and_reraise_exception():
LOG.error(
_LE("Create port pair failed, "
"deleting port_pair '%s'"), portpair_db['id'])
self.delete_port_pair(context, portpair_db['id'])
return portpair_db
def update_port_pair(self, context, portpair_id, port_pair):
original_portpair = self.get_port_pair(context, portpair_id)
updated_portpair = super(SfcPlugin, self).update_port_pair(
context, portpair_id, port_pair)
portpair_context = sfc_ctx.PortPairContext(
self,
context,
updated_portpair,
original_portpair=original_portpair)
try:
self.driver_manager.update_port_pair(portpair_context)
except sfc_exc.SfcDriverError as e:
LOG.exception(e)
with excutils.save_and_reraise_exception():
LOG.error(_LE("Update port pair failed, port_pair '%s'"),
updated_portpair['id'])
return updated_portpair
def update_port_pair(self, context, portpair_id, port_pair):
with db_api.CONTEXT_WRITER.using(context):
original_portpair = self.get_port_pair(context, portpair_id)
updated_portpair = super(SfcPlugin, self).update_port_pair(
context, portpair_id, port_pair)
portpair_context = sfc_ctx.PortPairContext(
self, context, updated_portpair,
original_portpair=original_portpair)
self.driver_manager.update_port_pair_precommit(portpair_context)
try:
self.driver_manager.update_port_pair_postcommit(portpair_context)
except sfc_exc.SfcDriverError as e:
LOG.exception(e)
with excutils.save_and_reraise_exception():
LOG.error("Update port pair failed, port_pair '%s'",
updated_portpair['id'])
return updated_portpair
def _handle_port_bound(self, rtype, event, trigger, driver_context,
**kwargs):
if event == events.PRECOMMIT_UPDATE:
context = driver_context
p_ctx = driver_context._plugin_context
c_host = context.host
o_host = context.original_host
if c_host and (c_host != o_host):
pps = self.sfc_plugin.get_port_pairs(
p_ctx, filters={'ingress': [driver_context.current['id']]})
pps.extend(
self.sfc_plugin.get_port_pairs(
p_ctx,
filters={'egress': [driver_context.current['id']]}))
for pp in pps:
d_ctx = sfc_ctx.PortPairContext(context._plugin, p_ctx, pp,
pp)
self.update_port_pair_precommit(d_ctx, remap=True)
def create_port_pair(self, context, port_pair):
with db_api.CONTEXT_WRITER.using(context):
portpair_db = super(SfcPlugin, self).create_port_pair(
context, port_pair)
portpair_context = sfc_ctx.PortPairContext(
self, context, portpair_db)
self.driver_manager.create_port_pair_precommit(portpair_context)
try:
self.driver_manager.create_port_pair_postcommit(portpair_context)
except sfc_exc.SfcDriverError as e:
LOG.exception(e)
with excutils.save_and_reraise_exception():
LOG.error("Create port pair failed, "
"deleting port_pair '%s'",
portpair_db['id'])
self.delete_port_pair(context, portpair_db['id'])
return portpair_db
def _get_ctx(self, cls, kwargs):
return sfc_ctx.PortPairContext(
self.sfc_plugin,
self.ctx,
kwargs,
)
