def get(self, id): """Gets a single l7rule's details.""" context = pecan.request.context.get('octavia_context') db_l7rule = self._get_db_l7rule(context.session, id) result = self._convert_db_to_type(db_l7rule, l7rule_types.L7RuleResponse) return l7rule_types.L7RuleRootResponse(rule=result)
def delete(self, id): """Deletes a l7rule.""" context = pecan.request.context.get('octavia_context') db_l7rule = self._get_db_l7rule(context.session, id) self._test_lb_listener_policy_statuses(context.session) self.repositories.l7rule.update( context.session, db_l7rule.id, provisioning_status=constants.PENDING_DELETE) try: LOG.info(_LI("Sending Deletion of L7Rule %s to handler"), db_l7rule.id) self.handler.delete(db_l7rule) except Exception: with excutils.save_and_reraise_exception( reraise=False), db_api.get_lock_session() as lock_session: self._reset_lb_listener_policy_statuses(lock_session) # L7Rule now goes to ERROR self.repositories.l7rule.update( lock_session, db_l7rule.id, provisioning_status=constants.ERROR) db_l7rule = self.repositories.l7rule.get(context.session, id=id) result = self._convert_db_to_type(db_l7rule, l7rule_types.L7RuleResponse) return l7rule_types.L7RuleRootResponse(rule=result)
def put(self, id, l7rule_): """Updates a l7rule.""" l7rule = l7rule_.rule context = pecan.request.context.get('octavia_context') db_l7rule = self._get_db_l7rule(context.session, id) new_l7rule = db_l7rule.to_dict() new_l7rule.update(l7rule.to_dict()) new_l7rule = data_models.L7Rule.from_dict(new_l7rule) try: validate.l7rule_data(new_l7rule) except Exception as e: raise exceptions.L7RuleValidation(error=e) self._test_lb_listener_policy_statuses(context.session) self.repositories.l7rule.update( context.session, db_l7rule.id, provisioning_status=constants.PENDING_UPDATE) try: LOG.info(_LI("Sending Update of L7Rule %s to handler"), id) self.handler.update(db_l7rule, l7rule) except Exception: with excutils.save_and_reraise_exception( reraise=False), db_api.get_lock_session() as lock_session: self._reset_lb_listener_policy_statuses(lock_session) # L7Rule now goes to ERROR self.repositories.l7rule.update( lock_session, db_l7rule.id, provisioning_status=constants.ERROR) db_l7rule = self._get_db_l7rule(context.session, id) result = self._convert_db_to_type(db_l7rule, l7rule_types.L7RuleResponse) return l7rule_types.L7RuleRootResponse(rule=result)
def post(self, rule_): """Creates a l7rule on an l7policy.""" l7rule = rule_.rule context = pecan_request.context.get('octavia_context') db_l7policy = self._get_db_l7policy(context.session, self.l7policy_id, show_deleted=False) load_balancer_id, listener_id = self._get_listener_and_loadbalancer_id( db_l7policy) l7rule.project_id, provider = self._get_lb_project_id_provider( context.session, load_balancer_id) self._auth_validate_action(context, l7rule.project_id, constants.RBAC_POST) try: validate.l7rule_data(l7rule) except Exception as e: raise exceptions.L7RuleValidation(error=e) self._check_l7policy_max_rules(context.session) # Load the driver early as it also provides validation driver = driver_factory.get_driver(provider) lock_session = db_api.get_session(autocommit=False) try: if self.repositories.check_quota_met( context.session, lock_session, data_models.L7Rule, l7rule.project_id): raise exceptions.QuotaException( resource=data_models.L7Rule._name()) l7rule_dict = db_prepare.create_l7rule( l7rule.to_dict(render_unsets=True), self.l7policy_id) self._test_lb_listener_policy_statuses(context.session) db_l7rule = self._validate_create_l7rule(lock_session, l7rule_dict) # Prepare the data for the driver data model provider_l7rule = ( driver_utils.db_l7rule_to_provider_l7rule(db_l7rule)) # Dispatch to the driver LOG.info("Sending create L7 Rule %s to provider %s", db_l7rule.id, driver.name) driver_utils.call_provider( driver.name, driver.l7rule_create, provider_l7rule) lock_session.commit() except Exception: with excutils.save_and_reraise_exception(): lock_session.rollback() db_l7rule = self._get_db_l7rule(context.session, db_l7rule.id) result = self._convert_db_to_type(db_l7rule, l7rule_types.L7RuleResponse) return l7rule_types.L7RuleRootResponse(rule=result)
def put(self, id, l7rule_): """Updates a l7rule.""" l7rule = l7rule_.rule context = pecan.request.context.get('octavia_context') db_l7rule = self._get_db_l7rule(context.session, id, show_deleted=False) new_l7rule = db_l7rule.to_dict() new_l7rule.update(l7rule.to_dict()) new_l7rule = data_models.L7Rule.from_dict(new_l7rule) db_l7policy = self._get_db_l7policy(context.session, self.l7policy_id, show_deleted=False) load_balancer_id, listener_id = self._get_listener_and_loadbalancer_id( db_l7policy) project_id, provider = self._get_lb_project_id_provider( context.session, load_balancer_id) self._auth_validate_action(context, project_id, constants.RBAC_PUT) try: validate.l7rule_data(new_l7rule) except Exception as e: raise exceptions.L7RuleValidation(error=e) # Load the driver early as it also provides validation driver = driver_factory.get_driver(provider) with db_api.get_lock_session() as lock_session: self._test_lb_listener_policy_statuses(lock_session) # Prepare the data for the driver data model l7rule_dict = l7rule.to_dict(render_unsets=False) l7rule_dict['id'] = id provider_l7rule_dict = ( driver_utils.l7rule_dict_to_provider_dict(l7rule_dict)) # Dispatch to the driver LOG.info("Sending update L7 Rule %s to provider %s", id, driver.name) driver_utils.call_provider( driver.name, driver.l7rule_update, driver_dm.L7Rule.from_dict(provider_l7rule_dict)) # Update the database to reflect what the driver just accepted l7rule.provisioning_status = constants.PENDING_UPDATE db_l7rule_dict = l7rule.to_dict(render_unsets=False) self.repositories.l7rule.update(lock_session, id, **db_l7rule_dict) # Force SQL alchemy to query the DB, otherwise we get inconsistent # results context.session.expire_all() db_l7rule = self._get_db_l7rule(context.session, id) result = self._convert_db_to_type(db_l7rule, l7rule_types.L7RuleResponse) return l7rule_types.L7RuleRootResponse(rule=result)
def get(self, id): """Gets a single l7rule's details.""" context = pecan.request.context.get('octavia_context') db_l7rule = self._get_db_l7rule(context.session, id) self._auth_validate_action(context, db_l7rule.project_id, constants.RBAC_GET_ONE) result = self._convert_db_to_type(db_l7rule, l7rule_types.L7RuleResponse) return l7rule_types.L7RuleRootResponse(rule=result)
def get(self, id, fields=None): """Gets a single l7rule's details.""" context = pecan.request.context.get('octavia_context') db_l7rule = self._get_db_l7rule(context.session, id, show_deleted=False) self._auth_validate_action(context, db_l7rule.project_id, constants.RBAC_GET_ONE) result = self._convert_db_to_type( db_l7rule, l7rule_types.L7RuleResponse) if fields is not None: result = self._filter_fields([result], fields)[0] return l7rule_types.L7RuleRootResponse(rule=result)
def _send_l7rule_to_handler(self, session, db_l7rule): try: LOG.info("Sending Creation of L7Rule %s to handler", db_l7rule.id) self.handler.create(db_l7rule) except Exception: with excutils.save_and_reraise_exception( reraise=False), db_api.get_lock_session() as lock_session: self._reset_lb_listener_policy_statuses(lock_session) # L7Rule now goes to ERROR self.repositories.l7rule.update( lock_session, db_l7rule.id, provisioning_status=constants.ERROR) db_l7rule = self._get_db_l7rule(session, db_l7rule.id) result = self._convert_db_to_type(db_l7rule, l7rule_types.L7RuleResponse) return l7rule_types.L7RuleRootResponse(rule=result)