julien.rbrt.fr
forked from
tangled.org/core
Monorepo for Tangled — https://tangled.org
1package engine
2
3import (
4 "context"
5 "errors"
6 "fmt"
7 "log/slog"
8
9 securejoin "github.com/cyphar/filepath-securejoin"
10 "golang.org/x/sync/errgroup"
11 "tangled.org/core/notifier"
12 "tangled.org/core/spindle/config"
13 "tangled.org/core/spindle/db"
14 "tangled.org/core/spindle/models"
15 "tangled.org/core/spindle/secrets"
16)
17
18var (
19 ErrTimedOut = errors.New("timed out")
20 ErrWorkflowFailed = errors.New("workflow failed")
21)
22
23func 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) {
24 l.Info("starting all workflows in parallel", "pipeline", pipelineId)
25
26 // extract secrets
27 var allSecrets []secrets.UnlockedSecret
28 if didSlashRepo, err := securejoin.SecureJoin(pipeline.RepoOwner, pipeline.RepoName); err == nil {
29 if res, err := vault.GetSecretsUnlocked(ctx, secrets.DidSlashRepo(didSlashRepo)); err == nil {
30 allSecrets = res
31 }
32 }
33
34 eg, ctx := errgroup.WithContext(ctx)
35 for eng, wfs := range pipeline.Workflows {
36 workflowTimeout := eng.WorkflowTimeout()
37 l.Info("using workflow timeout", "timeout", workflowTimeout)
38
39 for _, w := range wfs {
40 eg.Go(func() error {
41 wid := models.WorkflowId{
42 PipelineId: pipelineId,
43 Name: w.Name,
44 }
45
46 err := db.StatusRunning(wid, n)
47 if err != nil {
48 return err
49 }
50
51 err = eng.SetupWorkflow(ctx, wid, &w)
52 if err != nil {
53 // TODO(winter): Should this always set StatusFailed?
54 // In the original, we only do in a subset of cases.
55 l.Error("setting up worklow", "wid", wid, "err", err)
56
57 destroyErr := eng.DestroyWorkflow(ctx, wid)
58 if destroyErr != nil {
59 l.Error("failed to destroy workflow after setup failure", "error", destroyErr)
60 }
61
62 dbErr := db.StatusFailed(wid, err.Error(), -1, n)
63 if dbErr != nil {
64 return dbErr
65 }
66 return err
67 }
68 defer eng.DestroyWorkflow(ctx, wid)
69
70 wfLogger, err := models.NewWorkflowLogger(cfg.Server.LogDir, wid)
71 if err != nil {
72 l.Warn("failed to setup step logger; logs will not be persisted", "error", err)
73 wfLogger = nil
74 } else {
75 defer wfLogger.Close()
76 }
77
78 ctx, cancel := context.WithTimeout(ctx, workflowTimeout)
79 defer cancel()
80
81 for stepIdx, step := range w.Steps {
82 // log start of step
83 if wfLogger != nil {
84 wfLogger.
85 ControlWriter(stepIdx, step, models.StepStatusStart).
86 Write([]byte{0})
87 }
88
89 err = eng.RunStep(ctx, wid, &w, stepIdx, allSecrets, wfLogger)
90
91 // log end of step
92 if wfLogger != nil {
93 wfLogger.
94 ControlWriter(stepIdx, step, models.StepStatusEnd).
95 Write([]byte{0})
96 }
97
98 if err != nil {
99 if errors.Is(err, ErrTimedOut) {
100 dbErr := db.StatusTimeout(wid, n)
101 if dbErr != nil {
102 return dbErr
103 }
104 } else {
105 dbErr := db.StatusFailed(wid, err.Error(), -1, n)
106 if dbErr != nil {
107 return dbErr
108 }
109 }
110
111 return fmt.Errorf("starting steps image: %w", err)
112 }
113 }
114
115 err = db.StatusSuccess(wid, n)
116 if err != nil {
117 return err
118 }
119
120 return nil
121 })
122 }
123 }
124
125 if err := eg.Wait(); err != nil {
126 l.Error("failed to run one or more workflows", "err", err)
127 } else {
128 l.Info("successfully ran full pipeline")
129 }
130}