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Node Drain events and Node Events (#8980)
Deployment status updates handle deployment status updates (paused, failed, resume) deployment alloc health
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,191 @@ | ||
| package state | ||
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| import ( | ||
| "context" | ||
| "testing" | ||
| "time" | ||
|
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| "github.com/hashicorp/nomad/helper" | ||
| "github.com/hashicorp/nomad/nomad/mock" | ||
| "github.com/hashicorp/nomad/nomad/stream" | ||
| "github.com/hashicorp/nomad/nomad/structs" | ||
| "github.com/stretchr/testify/require" | ||
| ) | ||
|
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| func TestDeploymentEventFromChanges(t *testing.T) { | ||
| t.Parallel() | ||
| s := TestStateStoreCfg(t, TestStateStorePublisher(t)) | ||
| defer s.StopEventPublisher() | ||
|
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| // setup | ||
| setupTx := s.db.WriteTxn(10) | ||
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| j := mock.Job() | ||
| e := mock.Eval() | ||
| e.JobID = j.ID | ||
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| d := mock.Deployment() | ||
| d.JobID = j.ID | ||
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| require.NoError(t, s.upsertJobImpl(10, j, false, setupTx)) | ||
| require.NoError(t, s.upsertDeploymentImpl(10, d, setupTx)) | ||
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| setupTx.Txn.Commit() | ||
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| ctx := context.WithValue(context.Background(), CtxMsgType, structs.DeploymentStatusUpdateRequestType) | ||
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| req := &structs.DeploymentStatusUpdateRequest{ | ||
| DeploymentUpdate: &structs.DeploymentStatusUpdate{ | ||
| DeploymentID: d.ID, | ||
| Status: structs.DeploymentStatusPaused, | ||
| StatusDescription: structs.DeploymentStatusDescriptionPaused, | ||
| }, | ||
| Eval: e, | ||
| // Exlude Job and assert its added | ||
| } | ||
|
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| require.NoError(t, s.UpdateDeploymentStatus(ctx, 100, req)) | ||
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| events := WaitForEvents(t, s, 100, 1, 1*time.Second) | ||
| require.Len(t, events, 1) | ||
|
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| got := events[0] | ||
| require.Equal(t, uint64(100), got.Index) | ||
| require.Equal(t, d.ID, got.Key) | ||
|
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| de := got.Payload.(*DeploymentEvent) | ||
| require.Equal(t, structs.DeploymentStatusPaused, de.Deployment.Status) | ||
| require.Equal(t, j, de.Job) | ||
|
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| } | ||
|
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| func TestDeploymentEventFromChanges_Promotion(t *testing.T) { | ||
| t.Parallel() | ||
| s := TestStateStoreCfg(t, TestStateStorePublisher(t)) | ||
| defer s.StopEventPublisher() | ||
|
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| // setup | ||
| setupTx := s.db.WriteTxn(10) | ||
|
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| j := mock.Job() | ||
| tg1 := j.TaskGroups[0] | ||
| tg2 := tg1.Copy() | ||
| tg2.Name = "foo" | ||
| j.TaskGroups = append(j.TaskGroups, tg2) | ||
| require.NoError(t, s.upsertJobImpl(10, j, false, setupTx)) | ||
|
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| d := mock.Deployment() | ||
| d.StatusDescription = structs.DeploymentStatusDescriptionRunningNeedsPromotion | ||
| d.JobID = j.ID | ||
| d.TaskGroups = map[string]*structs.DeploymentState{ | ||
| "web": { | ||
| DesiredTotal: 10, | ||
| DesiredCanaries: 1, | ||
| }, | ||
| "foo": { | ||
| DesiredTotal: 10, | ||
| DesiredCanaries: 1, | ||
| }, | ||
| } | ||
| require.NoError(t, s.upsertDeploymentImpl(10, d, setupTx)) | ||
|
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| // create set of allocs | ||
| c1 := mock.Alloc() | ||
| c1.JobID = j.ID | ||
| c1.DeploymentID = d.ID | ||
| d.TaskGroups[c1.TaskGroup].PlacedCanaries = append(d.TaskGroups[c1.TaskGroup].PlacedCanaries, c1.ID) | ||
| c1.DeploymentStatus = &structs.AllocDeploymentStatus{ | ||
| Healthy: helper.BoolToPtr(true), | ||
| } | ||
| c2 := mock.Alloc() | ||
| c2.JobID = j.ID | ||
| c2.DeploymentID = d.ID | ||
| d.TaskGroups[c2.TaskGroup].PlacedCanaries = append(d.TaskGroups[c2.TaskGroup].PlacedCanaries, c2.ID) | ||
| c2.TaskGroup = tg2.Name | ||
| c2.DeploymentStatus = &structs.AllocDeploymentStatus{ | ||
| Healthy: helper.BoolToPtr(true), | ||
| } | ||
|
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| require.NoError(t, s.upsertAllocsImpl(10, []*structs.Allocation{c1, c2}, setupTx)) | ||
|
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| // commit setup transaction | ||
| setupTx.Txn.Commit() | ||
|
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| e := mock.Eval() | ||
| // Request to promote canaries | ||
| ctx := context.WithValue(context.Background(), CtxMsgType, structs.DeploymentPromoteRequestType) | ||
| req := &structs.ApplyDeploymentPromoteRequest{ | ||
| DeploymentPromoteRequest: structs.DeploymentPromoteRequest{ | ||
| DeploymentID: d.ID, | ||
| All: true, | ||
| }, | ||
| Eval: e, | ||
| } | ||
|
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| require.NoError(t, s.UpdateDeploymentPromotion(ctx, 100, req)) | ||
|
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| events := WaitForEvents(t, s, 100, 1, 1*time.Second) | ||
| require.Len(t, events, 1) | ||
|
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| got := events[0] | ||
| require.Equal(t, uint64(100), got.Index) | ||
| require.Equal(t, d.ID, got.Key) | ||
|
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| de := got.Payload.(*DeploymentEvent) | ||
| require.Equal(t, structs.DeploymentStatusRunning, de.Deployment.Status) | ||
| require.Len(t, de.Allocs, 2) | ||
|
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| } | ||
|
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| func WaitForEvents(t *testing.T, s *StateStore, index uint64, want int, timeout time.Duration) []stream.Event { | ||
| ctx, cancel := context.WithCancel(context.Background()) | ||
| defer cancel() | ||
|
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| go func() { | ||
| select { | ||
| case <-ctx.Done(): | ||
| return | ||
| case <-time.After(timeout): | ||
| require.Fail(t, "timeout waiting for events") | ||
| } | ||
| }() | ||
|
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| maxAttempts := 10 | ||
| for { | ||
| got := EventsForIndex(t, s, index) | ||
| if len(got) == want { | ||
| return got | ||
| } | ||
| maxAttempts-- | ||
| if maxAttempts == 0 { | ||
| require.Fail(t, "reached max attempts waiting for desired event count") | ||
| } | ||
| time.Sleep(10 * time.Millisecond) | ||
| } | ||
| } | ||
|
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| func EventsForIndex(t *testing.T, s *StateStore, index uint64) []stream.Event { | ||
| pub, err := s.EventPublisher() | ||
| require.NoError(t, err) | ||
|
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| sub, err := pub.Subscribe(&stream.SubscribeRequest{ | ||
| Topics: map[stream.Topic][]string{ | ||
| "*": []string{"*"}, | ||
| }, | ||
| Index: index, | ||
| }) | ||
| defer sub.Unsubscribe() | ||
|
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| require.NoError(t, err) | ||
|
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| var events []stream.Event | ||
| for { | ||
| e, err := sub.NextNoBlock() | ||
| require.NoError(t, err) | ||
| if e == nil { | ||
| break | ||
| } | ||
| events = append(events, e...) | ||
| } | ||
| return events | ||
| } |
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