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Go
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import ( "context" "errors" "fmt" "log/slog"
securejoin "github.com/cyphar/filepath-securejoin" "golang.org/x/sync/errgroup" "tangled.org/core/notifier" "tangled.org/core/spindle/config" "tangled.org/core/spindle/db" "tangled.org/core/spindle/models" "tangled.org/core/spindle/secrets")
var ( ErrTimedOut = errors.New("timed out") ErrWorkflowFailed = errors.New("workflow failed"))
func StartWorkflows(l *slog.Logger, vault secrets.Manager, cfg *config.Config, db *db.DB, n *notifier.Notifier, ctx context.Context, pipeline *models.Pipeline, pipelineId models.PipelineId) { l.Info("starting all workflows in parallel", "pipeline", pipelineId)
// extract secrets var allSecrets []secrets.UnlockedSecret if didSlashRepo, err := securejoin.SecureJoin(pipeline.RepoOwner, pipeline.RepoName); err == nil { if res, err := vault.GetSecretsUnlocked(ctx, secrets.DidSlashRepo(didSlashRepo)); err == nil { allSecrets = res } }
eg, ctx := errgroup.WithContext(ctx) for eng, wfs := range pipeline.Workflows { workflowTimeout := eng.WorkflowTimeout() l.Info("using workflow timeout", "timeout", workflowTimeout)
for _, w := range wfs { eg.Go(func() error { wid := models.WorkflowId{ PipelineId: pipelineId, Name: w.Name, }
err := db.StatusRunning(wid, n) if err != nil { return err }
err = eng.SetupWorkflow(ctx, wid, &w) if err != nil { // TODO(winter): Should this always set StatusFailed? // In the original, we only do in a subset of cases. l.Error("setting up worklow", "wid", wid, "err", err)
destroyErr := eng.DestroyWorkflow(ctx, wid) if destroyErr != nil { l.Error("failed to destroy workflow after setup failure", "error", destroyErr) }
dbErr := db.StatusFailed(wid, err.Error(), -1, n) if dbErr != nil { return dbErr } return err } defer eng.DestroyWorkflow(ctx, wid)
wfLogger, err := models.NewWorkflowLogger(cfg.Server.LogDir, wid) if err != nil { l.Warn("failed to setup step logger; logs will not be persisted", "error", err) wfLogger = nil } else { defer wfLogger.Close() }
ctx, cancel := context.WithTimeout(ctx, workflowTimeout) defer cancel()
for stepIdx, step := range w.Steps { // log start of step if wfLogger != nil { wfLogger. ControlWriter(stepIdx, step, models.StepStatusStart). Write([]byte{0}) }
err = eng.RunStep(ctx, wid, &w, stepIdx, allSecrets, wfLogger)
// log end of step if wfLogger != nil { wfLogger. ControlWriter(stepIdx, step, models.StepStatusEnd). Write([]byte{0}) }
if err != nil { if errors.Is(err, ErrTimedOut) { dbErr := db.StatusTimeout(wid, n) if dbErr != nil { return dbErr } } else { dbErr := db.StatusFailed(wid, err.Error(), -1, n) if dbErr != nil { return dbErr } }
return fmt.Errorf("starting steps image: %w", err) } }
err = db.StatusSuccess(wid, n) if err != nil { return err }
return nil }) } }
if err := eg.Wait(); err != nil { l.Error("failed to run one or more workflows", "err", err) } else { l.Info("successfully ran full pipeline") }}