woodpecker/server/pipeline/create.go

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// 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"
"regexp"
"github.com/rs/zerolog/log"
pipeline_errors "go.woodpecker-ci.org/woodpecker/v2/pipeline/errors"
"go.woodpecker-ci.org/woodpecker/v2/server"
"go.woodpecker-ci.org/woodpecker/v2/server/forge"
forge_types "go.woodpecker-ci.org/woodpecker/v2/server/forge/types"
"go.woodpecker-ci.org/woodpecker/v2/server/model"
"go.woodpecker-ci.org/woodpecker/v2/server/store"
)
var skipPipelineRegex = regexp.MustCompile(`\[(?i:ci *skip|skip *ci)\]`)
// Create a new pipeline and start it.
func Create(ctx context.Context, _store store.Store, repo *model.Repo, pipeline *model.Pipeline) (*model.Pipeline, error) {
repoUser, err := _store.GetUser(repo.UserID)
if err != nil {
msg := fmt.Sprintf("failure to find repo owner via id '%d'", repo.UserID)
log.Error().Err(err).Str("repo", repo.FullName).Msg(msg)
return nil, fmt.Errorf(msg)
}
if pipeline.Event == model.EventPush || pipeline.Event == model.EventPull || pipeline.Event == model.EventPullClosed {
skipMatch := skipPipelineRegex.FindString(pipeline.Message)
if len(skipMatch) > 0 {
ref := pipeline.Commit
if len(ref) == 0 {
ref = pipeline.Ref
}
log.Debug().Str("repo", repo.FullName).Msgf("ignoring pipeline as skip-ci was found in the commit (%s) message '%s'", ref, pipeline.Message)
return nil, ErrFiltered
}
}
_forge, err := server.Config.Services.Manager.ForgeFromRepo(repo)
if err != nil {
msg := fmt.Sprintf("failure to load forge for repo '%s'", repo.FullName)
log.Error().Err(err).Str("repo", repo.FullName).Msg(msg)
return nil, fmt.Errorf(msg)
}
// If the forge has a refresh token, the current access token
// may be stale. Therefore, we should refresh prior to dispatching
// the pipeline.
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forge.Refresh(ctx, _forge, _store, repoUser)
// update some pipeline fields
pipeline.RepoID = repo.ID
pipeline.Status = model.StatusCreated
setGatedState(repo, pipeline)
err = _store.CreatePipeline(pipeline)
if err != nil {
msg := fmt.Errorf("failed to save pipeline for %s", repo.FullName)
log.Error().Str("repo", repo.FullName).Err(err).Msg(msg.Error())
return nil, msg
}
// fetch the pipeline file from the forge
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configService := server.Config.Services.Manager.ConfigServiceFromRepo(repo)
forgeYamlConfigs, configFetchErr := configService.Fetch(ctx, _forge, repoUser, repo, pipeline, nil, false)
if errors.Is(configFetchErr, &forge_types.ErrConfigNotFound{}) {
log.Debug().Str("repo", repo.FullName).Err(configFetchErr).Msgf("cannot find config '%s' in '%s' with user: '%s'", repo.Config, pipeline.Ref, repoUser.Login)
if err := _store.DeletePipeline(pipeline); err != nil {
log.Error().Str("repo", repo.FullName).Err(err).Msg("failed to delete pipeline without config")
}
return nil, ErrFiltered
} else if configFetchErr != nil {
log.Debug().Str("repo", repo.FullName).Err(configFetchErr).Msgf("error while fetching config '%s' in '%s' with user: '%s'", repo.Config, pipeline.Ref, repoUser.Login)
return nil, updatePipelineWithErr(ctx, _forge, _store, pipeline, repo, repoUser, fmt.Errorf("pipeline definition not found in %s", repo.FullName))
}
pipelineItems, parseErr := parsePipeline(_forge, _store, pipeline, repoUser, repo, forgeYamlConfigs, nil)
if pipeline_errors.HasBlockingErrors(parseErr) {
log.Debug().Str("repo", repo.FullName).Err(parseErr).Msg("failed to parse yaml")
return nil, updatePipelineWithErr(ctx, _forge, _store, pipeline, repo, repoUser, parseErr)
} else if parseErr != nil {
pipeline.Errors = pipeline_errors.GetPipelineErrors(parseErr)
}
if len(pipelineItems) == 0 {
log.Debug().Str("repo", repo.FullName).Msg(ErrFiltered.Error())
if err := _store.DeletePipeline(pipeline); err != nil {
log.Error().Str("repo", repo.FullName).Err(err).Msg("failed to delete empty pipeline")
}
return nil, ErrFiltered
}
pipeline = setPipelineStepsOnPipeline(pipeline, pipelineItems)
// persist the pipeline config for historical correctness, restarts, etc
var configs []*model.Config
for _, forgeYamlConfig := range forgeYamlConfigs {
config, err := findOrPersistPipelineConfig(_store, pipeline, forgeYamlConfig)
if err != nil {
msg := fmt.Sprintf("failed to find or persist pipeline config for %s", repo.FullName)
log.Error().Err(err).Msg(msg)
return nil, fmt.Errorf(msg)
}
configs = append(configs, config)
}
// link pipeline to persisted configs
if err := linkPipelineConfigs(_store, configs, pipeline.ID); err != nil {
msg := fmt.Sprintf("failed to find or persist pipeline config for %s", repo.FullName)
log.Error().Err(err).Msg(msg)
return nil, fmt.Errorf(msg)
}
if err := prepareStart(ctx, _forge, _store, pipeline, repoUser, repo); err != nil {
log.Error().Err(err).Str("repo", repo.FullName).Msgf("error preparing pipeline for %s#%d", repo.FullName, pipeline.Number)
return nil, err
}
if pipeline.Status == model.StatusBlocked {
return pipeline, nil
}
if err := updatePipelinePending(ctx, _forge, _store, pipeline, repo, repoUser); err != nil {
return nil, err
}
pipeline, err = start(ctx, _forge, _store, pipeline, repoUser, repo, pipelineItems)
if err != nil {
msg := fmt.Sprintf("failed to start pipeline for %s", repo.FullName)
log.Error().Err(err).Msg(msg)
return nil, fmt.Errorf(msg)
}
return pipeline, nil
}
func updatePipelineWithErr(ctx context.Context, _forge forge.Forge, _store store.Store, pipeline *model.Pipeline, repo *model.Repo, repoUser *model.User, err error) error {
_pipeline, err := UpdateToStatusError(_store, *pipeline, err)
if err != nil {
return err
}
// update value in ref
*pipeline = *_pipeline
publishPipeline(ctx, _forge, pipeline, repo, repoUser)
return nil
}
func updatePipelinePending(ctx context.Context, _forge forge.Forge, _store store.Store, pipeline *model.Pipeline, repo *model.Repo, repoUser *model.User) error {
_pipeline, err := UpdateToStatusPending(_store, *pipeline, "")
if err != nil {
return err
}
// update value in ref
*pipeline = *_pipeline
publishPipeline(ctx, _forge, pipeline, repo, repoUser)
return nil
}