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Monorepo for Tangled
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import ( "context" "errors" "log/slog" "os" "path/filepath" "reflect" "strings" "sync" "testing" "time"
"github.com/bluesky-social/indigo/atproto/syntax" "go.opentelemetry.io/otel" sdktrace "go.opentelemetry.io/otel/sdk/trace" "go.opentelemetry.io/otel/sdk/trace/tracetest" "tangled.org/core/api/tangled" "tangled.org/core/spindle/config" "tangled.org/core/spindle/db" "tangled.org/core/spindle/models" "tangled.org/core/spindle/observability" "tangled.org/core/spindle/quota" "tangled.org/core/spindle/secrets")
type mockStep struct { name string command string}
func (m mockStep) Name() string { return m.name }func (m mockStep) Command() string { return m.command }func (m mockStep) Kind() models.StepKind { return models.StepKindUser }
type emptyVault struct{}
func (emptyVault) AddSecret(context.Context, secrets.UnlockedSecret) error { return nil}
func (emptyVault) RemoveSecret(context.Context, secrets.Secret[any]) error { return nil}
func (emptyVault) RemoveAllSecrets(context.Context, secrets.RepoIdentifier) error { return nil}
func (emptyVault) GetSecretsLocked(context.Context, secrets.RepoIdentifier) ([]secrets.LockedSecret, error) { return nil, nil}
func (emptyVault) GetSecretsUnlocked(context.Context, secrets.RepoIdentifier) ([]secrets.UnlockedSecret, error) { return nil, nil}
type staticCacheController struct { bindings []models.CacheBinding}
func (c staticCacheController) Plan(context.Context, *models.Pipeline, *models.Workflow) ([]models.CacheBinding, error) { return c.bindings, nil}
func (staticCacheController) Apply(context.Context, CacheUpdate) error { return nil}
type mockEngine struct { mu sync.Mutex setupCalls []models.WorkflowId runStepCalls []models.WorkflowId setupFunc func(ctx context.Context, wid models.WorkflowId) error runStepFunc func(ctx context.Context, wid models.WorkflowId, idx int, wfLogger models.WorkflowLogger) error destroyFunc func(ctx context.Context, wid models.WorkflowId) error runWorkflowFunc func(*models.Workflow) timeout time.Duration}
func (m *mockEngine) InitWorkflow(twf tangled.Pipeline_Workflow, tpl tangled.Pipeline) (*models.Workflow, error) { owner := "did:web:alice" repo := "did:web:alice/repo" if md := tpl.TriggerMetadata; md != nil && md.Repo != nil { owner = md.Repo.Did if md.Repo.RepoDid != nil { repo = *md.Repo.RepoDid } } return &models.Workflow{ OwnerDID: owner, RepoDID: repo, }, nil}
func (m *mockEngine) SetupWorkflow(ctx context.Context, wid models.WorkflowId, wf *models.Workflow, wfLogger models.WorkflowLogger) error { m.mu.Lock() m.setupCalls = append(m.setupCalls, wid) fn := m.setupFunc m.mu.Unlock() if fn != nil { return fn(ctx, wid) } return nil}
func (m *mockEngine) WorkflowTimeout() time.Duration { if m.timeout != 0 { return m.timeout } return 5 * time.Second}
func (m *mockEngine) DestroyWorkflow(ctx context.Context, wid models.WorkflowId) error { if m.destroyFunc != nil { return m.destroyFunc(ctx, wid) } return nil}
func (m *mockEngine) RunStep(ctx context.Context, wid models.WorkflowId, w *models.Workflow, idx int, secrets []secrets.UnlockedSecret, wfLogger models.WorkflowLogger) error { m.mu.Lock() m.runStepCalls = append(m.runStepCalls, wid) runStepFn := m.runStepFunc runWorkflowFn := m.runWorkflowFunc m.mu.Unlock()
if runWorkflowFn != nil { runWorkflowFn(w) } if runStepFn != nil { return runStepFn(ctx, wid, idx, wfLogger) } return nil}
func newTestDB(t *testing.T) *db.DB { t.Helper() d, err := db.Make(context.Background(), filepath.Join(t.TempDir(), "spindle.db")) if err != nil { t.Fatalf("failed to create test db: %v", err) } return d}
func TestStartWorkflows_CollisionRejection(t *testing.T) { t.Parallel()
testDB := newTestDB(t) logger := slog.New(slog.NewTextHandler(os.Stderr, nil))
eng := &mockEngine{} pipelineId := models.PipelineId{ Knot: "test-knot", Rkey: "test-rkey", }
// two names that normalize to the same wid must not both run wfColliding1 := models.Workflow{ Name: "test-job", Steps: []models.Step{mockStep{name: "step1"}}, } wfColliding2 := models.Workflow{ Name: "test job", Steps: []models.Step{mockStep{name: "step1"}}, } wfUnique := models.Workflow{ Name: "unique_job", Steps: []models.Step{mockStep{name: "step1"}}, }
pipeline := &models.Pipeline{ Workflows: map[models.Engine][]models.Workflow{ eng: {wfColliding1, wfColliding2, wfUnique}, }, }
cfg := &config.Config{Server: config.Server{LogDir: t.TempDir()}} StartWorkflows(logger, nil, cfg, nil, nil, testDB, nil, nil, nil, context.Background(), pipeline, pipelineId)
eng.mu.Lock() setupCalls := append([]models.WorkflowId(nil), eng.setupCalls...) eng.mu.Unlock()
for _, call := range setupCalls { if call.Name == "test-job" || call.Name == "test job" { t.Fatalf("expected colliding workflow %s to not be started", call.Name) } }
hasUnique := false for _, call := range setupCalls { if call.Name == "unique_job" { hasUnique = true } } if !hasUnique { t.Fatalf("expected unique workflow unique_job to be started") }
widColliding1 := models.WorkflowId{PipelineId: pipelineId, Name: "test-job"} widColliding2 := models.WorkflowId{PipelineId: pipelineId, Name: "test job"} widUnique := models.WorkflowId{PipelineId: pipelineId, Name: "unique_job"}
status1, err := testDB.GetStatus(widColliding1) if err != nil || status1.Status != string(models.StatusKindFailed) { t.Fatalf("expected colliding1 status to be failed, got status=%v err=%v", status1, err) }
status2, err := testDB.GetStatus(widColliding2) if err != nil || status2.Status != string(models.StatusKindFailed) { t.Fatalf("expected colliding2 status to be failed, got status=%v err=%v", status2, err) }
statusUnique, err := testDB.GetStatus(widUnique) if err != nil || statusUnique.Status != string(models.StatusKindSuccess) { t.Fatalf("expected unique status to be success, got status=%v err=%v", statusUnique, err) }}
func TestCancelWorkflow_NotOverwritten(t *testing.T) { t.Parallel()
testDB := newTestDB(t) logger := slog.New(slog.NewTextHandler(os.Stderr, nil))
stepStarted := make(chan struct{}) eng := &mockEngine{ runStepFunc: func(ctx context.Context, wid models.WorkflowId, idx int, wfLogger models.WorkflowLogger) error { close(stepStarted) <-ctx.Done() return ctx.Err() }, }
pipelineId := models.PipelineId{ Knot: "test-knot", Rkey: "test-rkey", }
wid := models.WorkflowId{ PipelineId: pipelineId, Name: "cancel_test_job", }
pipeline := &models.Pipeline{ Workflows: map[models.Engine][]models.Workflow{ eng: { { Name: "cancel_test_job", Steps: []models.Step{mockStep{name: "step1"}}, }, }, }, }
cfg := &config.Config{Server: config.Server{LogDir: t.TempDir()}} doneChan := make(chan struct{}) go func() { StartWorkflows(logger, nil, cfg, nil, nil, testDB, nil, nil, nil, context.Background(), pipeline, pipelineId) close(doneChan) }()
select { case <-stepStarted: case <-time.After(5 * time.Second): t.Fatal("timed out waiting for step to start") }
_ = testDB.StatusCancelled(wid, "User canceled the workflow", -1, nil) CancelWorkflow(wid)
select { case <-doneChan: case <-time.After(5 * time.Second): t.Fatal("timed out waiting for StartWorkflows to complete") }
// the runner writes StatusCancelled itself when it sees the canceled ctx // the handler writes nothing for a live wf, so nothing lands after to overwrite it st, err := testDB.GetStatus(wid) if err != nil { t.Fatalf("GetStatus error = %v", err) } if st.Status != string(models.StatusKindCancelled) { t.Fatalf("expected status to be cancelled, got %s", st.Status) }}
func TestStartWorkflows_FlushesLogBeforeTerminalStatus(t *testing.T) { t.Parallel()
testDB := newTestDB(t) logger := slog.New(slog.NewTextHandler(os.Stderr, nil)) logDir := t.TempDir() vault, err := secrets.NewSQLiteManager(filepath.Join(t.TempDir(), "secrets.db")) if err != nil { t.Fatal(err) }
repoDid := syntax.DID("did:plc:test") if err := vault.AddSecret(context.Background(), secrets.UnlockedSecret{ Key: "LONG_SECRET", Value: strings.Repeat("s", 256), Repo: secrets.RepoIdentifier(repoDid.String()), }); err != nil { t.Fatal(err) }
destroyStarted := make(chan struct{}) releaseDestroy := make(chan struct{}) var releaseOnce sync.Once release := func() { releaseOnce.Do(func() { close(releaseDestroy) }) } t.Cleanup(release)
eng := &mockEngine{ runStepFunc: func(ctx context.Context, wid models.WorkflowId, idx int, wfLogger models.WorkflowLogger) error { if _, err := wfLogger.DataWriter(idx, "stdout").Write([]byte("ssh debug hint\n")); err != nil { return err } return errors.New("step failed") }, destroyFunc: func(ctx context.Context, wid models.WorkflowId) error { close(destroyStarted) <-releaseDestroy return nil }, }
pipelineId := models.PipelineId{Knot: "test-knot", Rkey: "test-rkey"} wid := models.WorkflowId{PipelineId: pipelineId, Name: "failed_job"} pipeline := &models.Pipeline{ RepoDid: repoDid, TrustedSource: true, Workflows: map[models.Engine][]models.Workflow{ eng: {{Name: wid.Name, Steps: []models.Step{mockStep{name: "step1"}}}}, }, } cfg := &config.Config{Server: config.Server{LogDir: logDir}}
done := make(chan struct{}) go func() { StartWorkflows(logger, vault, cfg, nil, nil, testDB, nil, nil, nil, context.Background(), pipeline, pipelineId) close(done) }()
select { case <-destroyStarted: case <-time.After(5 * time.Second): t.Fatal("timed out waiting for workflow destruction") }
status, err := testDB.GetStatus(wid) if err != nil { t.Fatal(err) } if status.Status != string(models.StatusKindFailed) { t.Fatalf("expected failed status, got %s", status.Status) }
log, err := os.ReadFile(models.LogFilePath(logDir, wid)) if err != nil { t.Fatal(err) } if !strings.Contains(string(log), "ssh debug hint") { t.Fatalf("terminal status was visible before the log was flushed: %s", log) }
release() select { case <-done: case <-time.After(5 * time.Second): t.Fatal("timed out waiting for StartWorkflows to complete") }}
func TestSetupTimeout_ReportsTimeout(t *testing.T) { t.Parallel()
testDB := newTestDB(t) logger := slog.New(slog.NewTextHandler(os.Stderr, nil))
// setup blocks past the workflow timeout, so it should land as timeout not failed eng := &mockEngine{ timeout: 100 * time.Millisecond, setupFunc: func(ctx context.Context, wid models.WorkflowId) error { <-ctx.Done() return ctx.Err() }, }
pipelineId := models.PipelineId{Knot: "test-knot", Rkey: "test-rkey"} wid := models.WorkflowId{PipelineId: pipelineId, Name: "timeout_job"}
pipeline := &models.Pipeline{ Workflows: map[models.Engine][]models.Workflow{ eng: {{Name: "timeout_job", Steps: []models.Step{mockStep{name: "step1"}}}}, }, }
cfg := &config.Config{Server: config.Server{LogDir: t.TempDir()}} StartWorkflows(logger, nil, cfg, nil, nil, testDB, nil, nil, nil, context.Background(), pipeline, pipelineId)
st, err := testDB.GetStatus(wid) if err != nil { t.Fatalf("GetStatus error = %v", err) } if st.Status != string(models.StatusKindTimeout) { t.Fatalf("expected status to be timeout, got %s", st.Status) }
if len(eng.runStepCalls) != 0 { t.Fatalf("expected no steps to run after setup timeout, got %d", len(eng.runStepCalls)) }}
func TestStartWorkflows_SpanEnrichment(t *testing.T) { oldProvider := otel.GetTracerProvider() recorder := tracetest.NewSpanRecorder() provider := sdktrace.NewTracerProvider(sdktrace.WithSpanProcessor(recorder)) otel.SetTracerProvider(provider) t.Cleanup(func() { _ = provider.Shutdown(context.Background()) otel.SetTracerProvider(oldProvider) })
testDB := newTestDB(t) logger := slog.New(slog.NewTextHandler(os.Stderr, nil))
eng := &mockEngine{} pipelineId := models.PipelineId{ Knot: "test-knot", Rkey: "test-rkey", }
pipeline := &models.Pipeline{ RepoDid: "did:web:test-repo", Workflows: map[models.Engine][]models.Workflow{ eng: { { Name: "test-workflow", Steps: []models.Step{ mockStep{name: "step-1"}, }, OwnerDID: "did:web:test-owner", RepoDID: "did:web:test-repo", }, }, }, TrustedSource: false, }
cfg := &config.Config{Server: config.Server{LogDir: t.TempDir()}} StartWorkflows(logger, nil, cfg, nil, nil, testDB, nil, nil, nil, context.Background(), pipeline, pipelineId)
spans := recorder.Ended() var workflowRunSpan, stepRunSpan sdktrace.ReadOnlySpan for _, span := range spans { if span.Name() == "workflow.run" { workflowRunSpan = span } else if span.Name() == "step.run" { stepRunSpan = span } }
if workflowRunSpan == nil { t.Fatal("workflow.run span not recorded") } if stepRunSpan == nil { t.Fatal("step.run span not recorded") }
workflowAttrs := make(map[string]string) for _, attr := range workflowRunSpan.Attributes() { workflowAttrs[string(attr.Key)] = attr.Value.AsString() }
wid := models.WorkflowId{ PipelineId: pipelineId, Name: "test-workflow", }
expectedWfAttrs := map[string]string{ observability.OwnerDIDKey: "did:web:test-owner", observability.RepoDIDKey: "did:web:test-repo", observability.PipelineIDKey: pipelineId.AtUri().String(), observability.WorkflowIDKey: wid.String(), } for k, wantVal := range expectedWfAttrs { if gotVal := workflowAttrs[k]; gotVal != wantVal { t.Errorf("workflow attribute %q = %q, want %q", k, gotVal, wantVal) } }
stepAttrs := make(map[string]string) for _, attr := range stepRunSpan.Attributes() { stepAttrs[string(attr.Key)] = attr.Value.AsString() }
expectedStepAttrs := map[string]string{ observability.OwnerDIDKey: "did:web:test-owner", observability.RepoDIDKey: "did:web:test-repo", observability.PipelineIDKey: pipelineId.AtUri().String(), observability.WorkflowIDKey: wid.String(), observability.StepNameKey: "step-1", } for k, wantVal := range expectedStepAttrs { if gotVal := stepAttrs[k]; gotVal != wantVal { t.Errorf("step attribute %q = %q, want %q", k, gotVal, wantVal) } } hasStepIndex := false for _, attr := range stepRunSpan.Attributes() { if string(attr.Key) == observability.StepIndexKey && attr.Value.AsInterface() == int64(0) { hasStepIndex = true } } if !hasStepIndex { t.Error("step.run span missing step_index attribute or it is not 0") }}
type mockResourceUsageReporter struct { *mockEngine workflows, memory, vcpus, disk int64 usage WorkflowResourceUsage usageOk bool}
func (m *mockResourceUsageReporter) QuotaResources(wf *models.Workflow) quota.Resources { return quota.Resources{ quota.ResourceWorkflows: m.workflows, quota.ResourceMemoryMiB: m.memory, quota.ResourceVCPUs: m.vcpus, quota.ResourceDiskMiB: m.disk, }}
func (m *mockResourceUsageReporter) WorkflowResourceUsage(wf *models.Workflow) (WorkflowResourceUsage, bool) { return m.usage, m.usageOk}
func TestStartWorkflows_ResourceTracking(t *testing.T) { oldProvider := otel.GetTracerProvider() recorder := tracetest.NewSpanRecorder() provider := sdktrace.NewTracerProvider( sdktrace.WithSpanProcessor(recorder), sdktrace.WithSampler(sdktrace.AlwaysSample()), ) otel.SetTracerProvider(provider) t.Cleanup(func() { _ = provider.Shutdown(context.Background()) otel.SetTracerProvider(oldProvider) })
testDB := newTestDB(t)
mu := &sync.Mutex{} records := []slog.Record{} handler := &captureHandler{ mu: mu, records: &records, } logger := slog.New(handler)
eng := &mockResourceUsageReporter{ mockEngine: &mockEngine{}, workflows: 2, memory: 1024, vcpus: 4, disk: 512, usage: WorkflowResourceUsage{ CPUUsec: 12345, MemoryCurrentBytes: 2048, MemoryPeakBytes: 4096, SwapCurrentBytes: 100, SwapPeakBytes: 200, PIDsCurrent: 10, IOReadBytes: 300, IOWriteBytes: 400, IOReadOps: 30, IOWriteOps: 40, VolumeAllocatedBytes: 1000, CgroupAvailable: true, VolumeAvailable: true, }, usageOk: true, }
pipelineId := models.PipelineId{ Knot: "test-knot", Rkey: "test-rkey", }
pipeline := &models.Pipeline{ RepoDid: "did:web:test-repo", Workflows: map[models.Engine][]models.Workflow{ eng: { { Name: "test-workflow", Steps: []models.Step{ mockStep{name: "step-1"}, }, OwnerDID: "did:web:test-owner", RepoDID: "did:web:test-repo", }, }, }, TrustedSource: false, }
cfg := &config.Config{Server: config.Server{LogDir: t.TempDir()}}
metrics := observability.NewMetrics() ctx := observability.WithMetrics(context.Background(), metrics)
StartWorkflows(logger, nil, cfg, nil, nil, testDB, nil, nil, nil, ctx, pipeline, pipelineId)
handler.mu.Lock() records = *handler.records handler.mu.Unlock()
var startedLog, finishedLog slog.Record for _, r := range records { if r.Message == "workflow started" { startedLog = r } else if r.Message == "workflow finished" { finishedLog = r } }
if startedLog.Message == "" { t.Fatal("workflow started log not found") } if finishedLog.Message == "" { t.Fatal("workflow finished log not found") }
getAttr := func(r slog.Record, key string) any { var val any r.Attrs(func(a slog.Attr) bool { if a.Key == key { val = a.Value.Any() return false } return true }) return val }
if getAttr(startedLog, "requested_workflows") != int64(2) { t.Errorf("started log requested_workflows = %v, want 2", getAttr(startedLog, "requested_workflows")) } if getAttr(startedLog, "requested_vcpus") != int64(4) { t.Errorf("started log requested_vcpus = %v, want 4", getAttr(startedLog, "requested_vcpus")) }
if getAttr(finishedLog, "result") != "success" { t.Errorf("finished log result = %v, want success", getAttr(finishedLog, "result")) } if getAttr(finishedLog, "actual_cpu_usec") != uint64(12345) { t.Errorf("finished log actual_cpu_usec = %v, want 12345", getAttr(finishedLog, "actual_cpu_usec")) } if getAttr(finishedLog, "actual_memory_peak_bytes") != uint64(4096) { t.Errorf("finished log actual_memory_peak_bytes = %v, want 4096", getAttr(finishedLog, "actual_memory_peak_bytes")) }
spans := recorder.Ended() var workflowRunSpan sdktrace.ReadOnlySpan for _, span := range spans { if span.Name() == "workflow.run" { workflowRunSpan = span break } }
if workflowRunSpan == nil { t.Fatal("workflow.run span not found") }
attrs := make(map[string]any) for _, attr := range workflowRunSpan.Attributes() { attrs[string(attr.Key)] = attr.Value.AsInterface() }
if attrs[observability.ReqWorkflowsKey] != int64(2) { t.Errorf("span attr %s = %v, want 2", observability.ReqWorkflowsKey, attrs[observability.ReqWorkflowsKey]) } if attrs[observability.ReqVCPUsKey] != int64(4) { t.Errorf("span attr %s = %v, want 4", observability.ReqVCPUsKey, attrs[observability.ReqVCPUsKey]) }
if attrs[observability.ActCPUUsecKey] != int64(12345) { t.Errorf("span attr %s = %v, want 12345", observability.ActCPUUsecKey, attrs[observability.ActCPUUsecKey]) } if attrs[observability.ActMemoryPeakBytesKey] != int64(4096) { t.Errorf("span attr %s = %v, want 4096", observability.ActMemoryPeakBytesKey, attrs[observability.ActMemoryPeakBytesKey]) }}
type captureHandler struct { attrs []slog.Attr records *[]slog.Record mu *sync.Mutex}
func (h *captureHandler) Enabled(ctx context.Context, level slog.Level) bool { return true}
func (h *captureHandler) Handle(ctx context.Context, r slog.Record) error { h.mu.Lock() defer h.mu.Unlock() r.AddAttrs(h.attrs...) *h.records = append(*h.records, r) return nil}
func (h *captureHandler) WithAttrs(attrs []slog.Attr) slog.Handler { newAttrs := append([]slog.Attr(nil), h.attrs...) newAttrs = append(newAttrs, attrs...) return &captureHandler{ attrs: newAttrs, records: h.records, mu: h.mu, }}
func (h *captureHandler) WithGroup(name string) slog.Handler { return h}
func TestStartWorkflowsPassesPlannedCacheBindingsToEngine(t *testing.T) { t.Parallel()
database := newTestDB(t) logger := slog.New(slog.NewTextHandler(os.Stderr, nil)) expected := []models.CacheBinding{{ EntryIndex: 0, Paths: []string{"deps"}, Key: "deps", SaveID: "cache-id", SaveKey: "objects/cache-id", }} var got []models.CacheBinding eng := &mockEngine{ runWorkflowFunc: func(workflow *models.Workflow) { got = append([]models.CacheBinding(nil), workflow.CacheBindings...) }, } pipelineID := models.PipelineId{Knot: "test-knot", Rkey: "test-rkey"} pipeline := &models.Pipeline{ RepoDid: "did:web:example.com", TrustedSource: true, Workflows: map[models.Engine][]models.Workflow{ eng: {{ Name: "cache-job", Engine: "microvm", Steps: []models.Step{mockStep{name: "step1"}}, Caches: []models.CacheEntry{{Key: "deps", Paths: []string{"deps"}}}, }}, }, } cfg := &config.Config{Server: config.Server{LogDir: t.TempDir()}} store := &fakeStorage{objects: make(map[string][]byte)}
StartWorkflows( logger, emptyVault{}, cfg, nil, nil, database, nil, store, staticCacheController{bindings: expected}, context.Background(), pipeline, pipelineID, )
if !reflect.DeepEqual(got, expected) { t.Fatalf("cache bindings passed to engine = %#v, want %#v", got, expected) }}