woodpecker/server/pipeline/restart.go
2022-11-06 12:44:04 +01:00

140 lines
4.3 KiB
Go

// Copyright 2022 Woodpecker Authors
//
// 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.
package pipeline
import (
"context"
"errors"
"fmt"
"time"
"github.com/rs/zerolog/log"
"github.com/woodpecker-ci/woodpecker/pipeline/frontend/yaml"
"github.com/woodpecker-ci/woodpecker/server"
forge_types "github.com/woodpecker-ci/woodpecker/server/forge/types"
"github.com/woodpecker-ci/woodpecker/server/model"
"github.com/woodpecker-ci/woodpecker/server/store"
)
// Restart a pipeline by creating a new one out of the old and start it
func Restart(ctx context.Context, store store.Store, lastBuild *model.Pipeline, user *model.User, repo *model.Repo, envs map[string]string) (*model.Pipeline, error) {
switch lastBuild.Status {
case model.StatusDeclined,
model.StatusBlocked:
return nil, ErrBadRequest{Msg: fmt.Sprintf("cannot restart a pipeline with status %s", lastBuild.Status)}
}
var pipelineFiles []*forge_types.FileMeta
// fetch the old pipeline config from database
configs, err := store.ConfigsForPipeline(lastBuild.ID)
if err != nil {
msg := fmt.Sprintf("failure to get pipeline config for %s. %s", repo.FullName, err)
log.Error().Msgf(msg)
return nil, ErrNotFound{Msg: msg}
}
for _, y := range configs {
pipelineFiles = append(pipelineFiles, &forge_types.FileMeta{Data: y.Data, Name: y.Name})
}
// If config extension is active we should refetch the config in case something changed
if server.Config.Services.ConfigService != nil && server.Config.Services.ConfigService.IsConfigured() {
currentFileMeta := make([]*forge_types.FileMeta, len(configs))
for i, cfg := range configs {
currentFileMeta[i] = &forge_types.FileMeta{Name: cfg.Name, Data: cfg.Data}
}
newConfig, useOld, err := server.Config.Services.ConfigService.FetchConfig(ctx, repo, lastBuild, currentFileMeta)
if err != nil {
return nil, ErrBadRequest{
Msg: fmt.Sprintf("On fetching external pipeline config: %s", err),
}
}
if !useOld {
pipelineFiles = newConfig
}
}
newBuild := createNewOutOfOld(lastBuild)
newBuild.Parent = lastBuild.ID
err = store.CreatePipeline(newBuild)
if err != nil {
msg := fmt.Sprintf("failure to save pipeline for %s", repo.FullName)
log.Error().Err(err).Msg(msg)
return nil, fmt.Errorf(msg)
}
if len(configs) == 0 {
newBuild, uerr := UpdateToStatusError(store, *newBuild, errors.New("pipeline definition not found"))
if uerr != nil {
log.Debug().Err(uerr).Msg("failure to update pipeline status")
}
return newBuild, nil
}
if err := persistPipelineConfigs(store, configs, newBuild.ID); err != nil {
msg := fmt.Sprintf("failure to persist pipeline config for %s.", repo.FullName)
log.Error().Err(err).Msg(msg)
return nil, fmt.Errorf(msg)
}
newBuild, pipelineItems, err := createPipelineItems(ctx, store, newBuild, user, repo, pipelineFiles, envs)
if err != nil {
if errors.Is(err, &yaml.PipelineParseError{}) {
return newBuild, nil
}
msg := fmt.Sprintf("failure to createBuildItems for %s", repo.FullName)
log.Error().Err(err).Msg(msg)
return nil, fmt.Errorf(msg)
}
newBuild, err = start(ctx, store, newBuild, user, repo, pipelineItems)
if err != nil {
msg := fmt.Sprintf("failure to start pipeline for %s", repo.FullName)
log.Error().Err(err).Msg(msg)
return nil, fmt.Errorf(msg)
}
return newBuild, nil
}
// TODO: reuse at create.go too
func persistPipelineConfigs(store store.Store, configs []*model.Config, pipelineID int64) error {
for _, conf := range configs {
pipelineConfig := &model.PipelineConfig{
ConfigID: conf.ID,
PipelineID: pipelineID,
}
err := store.PipelineConfigCreate(pipelineConfig)
if err != nil {
return err
}
}
return nil
}
func createNewOutOfOld(old *model.Pipeline) *model.Pipeline {
new := *old
new.ID = 0
new.Number = 0
new.Status = model.StatusPending
new.Started = 0
new.Finished = 0
new.Enqueued = time.Now().UTC().Unix()
new.Error = ""
return &new
}