# octavia.controller.worker.v1.tasks.lifecycle_tasks

# Source code for octavia.controller.worker.v1.tasks.lifecycle_tasks

    #    Copyright 2016 Rackspace
    #
    #    Licensed under the Apache License, Version 2.0 (the "License"); you may
    #    not use this file except in compliance with the License. You may obtain
    #    a copy of the License at
    #
    #         http://www.apache.org/licenses/LICENSE-2.0
    #
    #    Unless required by applicable law or agreed to in writing, software
    #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
    #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
    #    License for the specific language governing permissions and limitations
    #    under the License.

    from taskflow import task

    from octavia.controller.worker import task_utils as task_utilities

    class BaseLifecycleTask(task.Task):
        """Base task to instansiate common classes."""

        def __init__(self, **kwargs):
            self.task_utils = task_utilities.TaskUtils()
            super(BaseLifecycleTask, self).__init__(**kwargs)

    class AmphoraIDToErrorOnRevertTask(BaseLifecycleTask):
        """Task to checkpoint Amphora lifecycle milestones."""

        def execute(self, amphora_id):
            pass

        def revert(self, amphora_id, *args, **kwargs):
            self.task_utils.mark_amphora_status_error(amphora_id)

    class AmphoraToErrorOnRevertTask(AmphoraIDToErrorOnRevertTask):
        """Task to checkpoint Amphora lifecycle milestones."""

        def execute(self, amphora):
            pass

        def revert(self, amphora, *args, **kwargs):
            super(AmphoraToErrorOnRevertTask, self).revert(amphora.id)

    class HealthMonitorToErrorOnRevertTask(BaseLifecycleTask):
        """Task to set a member to ERROR on revert."""

        def execute(self, health_mon, listeners, loadbalancer):
            pass

        def revert(self, health_mon, listeners, loadbalancer, *args, **kwargs):
            self.task_utils.mark_health_mon_prov_status_error(health_mon.pool_id)
            self.task_utils.mark_pool_prov_status_active(health_mon.pool_id)
            self.task_utils.mark_loadbalancer_prov_status_active(loadbalancer.id)
            for listener in listeners:
                self.task_utils.mark_listener_prov_status_active(listener.id)

    class L7PolicyToErrorOnRevertTask(BaseLifecycleTask):
        """Task to set a l7policy to ERROR on revert."""

        def execute(self, l7policy, listeners, loadbalancer):
            pass

        def revert(self, l7policy, listeners, loadbalancer, *args, **kwargs):
            self.task_utils.mark_l7policy_prov_status_error(l7policy.id)
            self.task_utils.mark_loadbalancer_prov_status_active(loadbalancer.id)
            for listener in listeners:
                self.task_utils.mark_listener_prov_status_active(listener.id)

    class L7RuleToErrorOnRevertTask(BaseLifecycleTask):
        """Task to set a l7rule to ERROR on revert."""

        def execute(self, l7rule, listeners, loadbalancer):
            pass

        def revert(self, l7rule, listeners, loadbalancer, *args, **kwargs):
            self.task_utils.mark_l7rule_prov_status_error(l7rule.id)
            self.task_utils.mark_l7policy_prov_status_active(l7rule.l7policy_id)
            self.task_utils.mark_loadbalancer_prov_status_active(loadbalancer.id)
            for listener in listeners:
                self.task_utils.mark_listener_prov_status_active(listener.id)

    class ListenerToErrorOnRevertTask(BaseLifecycleTask):
        """Task to set a listener to ERROR on revert."""

        def execute(self, listener):
            pass

        def revert(self, listener, *args, **kwargs):
            self.task_utils.mark_listener_prov_status_error(listener.id)
            self.task_utils.mark_loadbalancer_prov_status_active(
                listener.load_balancer.id)

    class ListenersToErrorOnRevertTask(BaseLifecycleTask):
        """Task to set listeners to ERROR on revert."""

        def execute(self, listeners, loadbalancer):
            pass

        def revert(self, listeners, loadbalancer, *args, **kwargs):
            self.task_utils.mark_loadbalancer_prov_status_active(
                loadbalancer.id)
            for listener in listeners:
                self.task_utils.mark_listener_prov_status_error(listener.id)

    class LoadBalancerIDToErrorOnRevertTask(BaseLifecycleTask):
        """Task to set the load balancer to ERROR on revert."""

        def execute(self, loadbalancer_id):
            pass

        def revert(self, loadbalancer_id, *args, **kwargs):
            self.task_utils.mark_loadbalancer_prov_status_error(loadbalancer_id)

    class LoadBalancerToErrorOnRevertTask(LoadBalancerIDToErrorOnRevertTask):
        """Task to set the load balancer to ERROR on revert."""

        def execute(self, loadbalancer):
            pass

        def revert(self, loadbalancer, *args, **kwargs):
            super(LoadBalancerToErrorOnRevertTask, self).revert(loadbalancer.id)

    class MemberToErrorOnRevertTask(BaseLifecycleTask):
        """Task to set a member to ERROR on revert."""

        def execute(self, member, listeners, loadbalancer, pool):
            pass

        def revert(self, member, listeners, loadbalancer, pool, *args, **kwargs):
            self.task_utils.mark_member_prov_status_error(member.id)
            for listener in listeners:
                self.task_utils.mark_listener_prov_status_active(listener.id)
            self.task_utils.mark_pool_prov_status_active(pool.id)
            self.task_utils.mark_loadbalancer_prov_status_active(loadbalancer.id)

    class MembersToErrorOnRevertTask(BaseLifecycleTask):
        """Task to set members to ERROR on revert."""

        def execute(self, members, listeners, loadbalancer, pool):
            pass

        def revert(self, members, listeners, loadbalancer, pool, *args, **kwargs):
            for m in members:
                self.task_utils.mark_member_prov_status_error(m.id)
            for listener in listeners:
                self.task_utils.mark_listener_prov_status_active(listener.id)
            self.task_utils.mark_pool_prov_status_active(pool.id)
            self.task_utils.mark_loadbalancer_prov_status_active(loadbalancer.id)

    class PoolToErrorOnRevertTask(BaseLifecycleTask):
        """Task to set a pool to ERROR on revert."""

        def execute(self, pool, listeners, loadbalancer):
            pass

        def revert(self, pool, listeners, loadbalancer, *args, **kwargs):
            self.task_utils.mark_pool_prov_status_error(pool.id)
            self.task_utils.mark_loadbalancer_prov_status_active(loadbalancer.id)
            for listener in listeners:
                self.task_utils.mark_listener_prov_status_active(listener.id)

this page last updated: 2020-04-10 18:17:54

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