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https://github.com/woodpecker-ci/woodpecker.git
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ca8e215cfa
close #234 * Migrate store * Migrate tests * Rewrite migrations * Init fresh DB in on step * Rm old stuff (meddler, sql files, dead code, ...)
121 lines
3.3 KiB
Go
121 lines
3.3 KiB
Go
// Copyright 2021 Woodpecker Authors
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// Copyright 2018 Drone.IO Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package model
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import (
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"context"
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"github.com/rs/zerolog/log"
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"github.com/woodpecker-ci/woodpecker/server/queue"
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)
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// TODO: move code to "github.com/woodpecker-ci/woodpecker/server/queue"
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// WithTaskStore returns a queue that is backed by the TaskStore. This
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// ensures the task Queue can be restored when the system starts.
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func WithTaskStore(q queue.Queue, s TaskStore) queue.Queue {
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tasks, _ := s.TaskList()
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var toEnqueue []*queue.Task
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for _, task := range tasks {
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toEnqueue = append(toEnqueue, &queue.Task{
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ID: task.ID,
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Data: task.Data,
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Labels: task.Labels,
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Dependencies: task.Dependencies,
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RunOn: task.RunOn,
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DepStatus: make(map[string]string),
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})
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}
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q.PushAtOnce(context.Background(), toEnqueue)
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return &persistentQueue{q, s}
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}
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type persistentQueue struct {
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queue.Queue
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store TaskStore
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}
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// Push pushes a task to the tail of this queue.
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func (q *persistentQueue) Push(c context.Context, task *queue.Task) error {
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q.store.TaskInsert(&Task{
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ID: task.ID,
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Data: task.Data,
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Labels: task.Labels,
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Dependencies: task.Dependencies,
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RunOn: task.RunOn,
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})
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err := q.Queue.Push(c, task)
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if err != nil {
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q.store.TaskDelete(task.ID)
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}
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return err
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}
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// Push pushes multiple tasks to the tail of this queue.
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func (q *persistentQueue) PushAtOnce(c context.Context, tasks []*queue.Task) error {
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for _, task := range tasks {
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q.store.TaskInsert(&Task{
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ID: task.ID,
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Data: task.Data,
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Labels: task.Labels,
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Dependencies: task.Dependencies,
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RunOn: task.RunOn,
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})
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}
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err := q.Queue.PushAtOnce(c, tasks)
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if err != nil {
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for _, task := range tasks {
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q.store.TaskDelete(task.ID)
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}
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}
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return err
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}
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// Poll retrieves and removes a task head of this queue.
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func (q *persistentQueue) Poll(c context.Context, f queue.Filter) (*queue.Task, error) {
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task, err := q.Queue.Poll(c, f)
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if task != nil {
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log.Debug().Msgf("pull queue item: %s: remove from backup", task.ID)
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if derr := q.store.TaskDelete(task.ID); derr != nil {
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log.Error().Msgf("pull queue item: %s: failed to remove from backup: %s", task.ID, derr)
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} else {
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log.Debug().Msgf("pull queue item: %s: successfully removed from backup", task.ID)
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}
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}
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return task, err
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}
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// Evict removes a pending task from the queue.
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func (q *persistentQueue) Evict(c context.Context, id string) error {
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err := q.Queue.Evict(c, id)
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if err == nil {
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q.store.TaskDelete(id)
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}
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return err
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}
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// Evict removes a pending task from the queue.
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func (q *persistentQueue) EvictAtOnce(c context.Context, ids []string) error {
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err := q.Queue.EvictAtOnce(c, ids)
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if err == nil {
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for _, id := range ids {
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q.store.TaskDelete(id)
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}
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}
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return err
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}
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