package events // import "github.com/docker/docker/daemon/events" import ( "fmt" "testing" "time" "github.com/docker/docker/api/types/events" timetypes "github.com/docker/docker/api/types/time" eventstestutils "github.com/docker/docker/daemon/events/testutils" ) func TestEventsLog(t *testing.T) { e := New() _, l1, _ := e.Subscribe() _, l2, _ := e.Subscribe() defer e.Evict(l1) defer e.Evict(l2) count := e.SubscribersCount() if count != 2 { t.Fatalf("Must be 2 subscribers, got %d", count) } actor := events.Actor{ ID: "cont", Attributes: map[string]string{"image": "image"}, } e.Log("test", events.ContainerEventType, actor) select { case msg := <-l1: jmsg, ok := msg.(events.Message) if !ok { t.Fatalf("Unexpected type %T", msg) } if len(e.events) != 1 { t.Fatalf("Must be only one event, got %d", len(e.events)) } if jmsg.Status != "test" { t.Fatalf("Status should be test, got %s", jmsg.Status) } if jmsg.ID != "cont" { t.Fatalf("ID should be cont, got %s", jmsg.ID) } if jmsg.From != "image" { t.Fatalf("From should be image, got %s", jmsg.From) } case <-time.After(1 * time.Second): t.Fatal("Timeout waiting for broadcasted message") } select { case msg := <-l2: jmsg, ok := msg.(events.Message) if !ok { t.Fatalf("Unexpected type %T", msg) } if len(e.events) != 1 { t.Fatalf("Must be only one event, got %d", len(e.events)) } if jmsg.Status != "test" { t.Fatalf("Status should be test, got %s", jmsg.Status) } if jmsg.ID != "cont" { t.Fatalf("ID should be cont, got %s", jmsg.ID) } if jmsg.From != "image" { t.Fatalf("From should be image, got %s", jmsg.From) } case <-time.After(1 * time.Second): t.Fatal("Timeout waiting for broadcasted message") } } func TestEventsLogTimeout(t *testing.T) { e := New() _, l, _ := e.Subscribe() defer e.Evict(l) c := make(chan struct{}) go func() { actor := events.Actor{ ID: "image", } e.Log("test", events.ImageEventType, actor) close(c) }() select { case <-c: case <-time.After(time.Second): t.Fatal("Timeout publishing message") } } func TestLogEvents(t *testing.T) { e := New() for i := 0; i < eventsLimit+16; i++ { action := fmt.Sprintf("action_%d", i) id := fmt.Sprintf("cont_%d", i) from := fmt.Sprintf("image_%d", i) actor := events.Actor{ ID: id, Attributes: map[string]string{"image": from}, } e.Log(action, events.ContainerEventType, actor) } time.Sleep(50 * time.Millisecond) current, l, _ := e.Subscribe() for i := 0; i < 10; i++ { num := i + eventsLimit + 16 action := fmt.Sprintf("action_%d", num) id := fmt.Sprintf("cont_%d", num) from := fmt.Sprintf("image_%d", num) actor := events.Actor{ ID: id, Attributes: map[string]string{"image": from}, } e.Log(action, events.ContainerEventType, actor) } if len(e.events) != eventsLimit { t.Fatalf("Must be %d events, got %d", eventsLimit, len(e.events)) } var msgs []events.Message for len(msgs) < 10 { m := <-l jm, ok := (m).(events.Message) if !ok { t.Fatalf("Unexpected type %T", m) } msgs = append(msgs, jm) } if len(current) != eventsLimit { t.Fatalf("Must be %d events, got %d", eventsLimit, len(current)) } first := current[0] // TODO remove this once we removed the deprecated `ID`, `Status`, and `From` fields if first.Action != first.Status { // Verify that the (deprecated) Status is set to the expected value t.Fatalf("Action (%s) does not match Status (%s)", first.Action, first.Status) } if first.Action != "action_16" { t.Fatalf("First action is %s, must be action_16", first.Action) } last := current[len(current)-1] if last.Action != "action_271" { t.Fatalf("Last action is %s, must be action_271", last.Action) } firstC := msgs[0] if firstC.Action != "action_272" { t.Fatalf("First action is %s, must be action_272", firstC.Action) } lastC := msgs[len(msgs)-1] if lastC.Action != "action_281" { t.Fatalf("Last action is %s, must be action_281", lastC.Action) } } // https://github.com/docker/docker/issues/20999 // Fixtures: // //2016-03-07T17:28:03.022433271+02:00 container die 0b863f2a26c18557fc6cdadda007c459f9ec81b874780808138aea78a3595079 (image=ubuntu, name=small_hoover) //2016-03-07T17:28:03.091719377+02:00 network disconnect 19c5ed41acb798f26b751e0035cd7821741ab79e2bbd59a66b5fd8abf954eaa0 (type=bridge, container=0b863f2a26c18557fc6cdadda007c459f9ec81b874780808138aea78a3595079, name=bridge) //2016-03-07T17:28:03.129014751+02:00 container destroy 0b863f2a26c18557fc6cdadda007c459f9ec81b874780808138aea78a3595079 (image=ubuntu, name=small_hoover) func TestLoadBufferedEvents(t *testing.T) { now := time.Now() f, err := timetypes.GetTimestamp("2016-03-07T17:28:03.100000000+02:00", now) if err != nil { t.Fatal(err) } s, sNano, err := timetypes.ParseTimestamps(f, -1) if err != nil { t.Fatal(err) } m1, err := eventstestutils.Scan("2016-03-07T17:28:03.022433271+02:00 container die 0b863f2a26c18557fc6cdadda007c459f9ec81b874780808138aea78a3595079 (image=ubuntu, name=small_hoover)") if err != nil { t.Fatal(err) } m2, err := eventstestutils.Scan("2016-03-07T17:28:03.091719377+02:00 network disconnect 19c5ed41acb798f26b751e0035cd7821741ab79e2bbd59a66b5fd8abf954eaa0 (type=bridge, container=0b863f2a26c18557fc6cdadda007c459f9ec81b874780808138aea78a3595079, name=bridge)") if err != nil { t.Fatal(err) } m3, err := eventstestutils.Scan("2016-03-07T17:28:03.129014751+02:00 container destroy 0b863f2a26c18557fc6cdadda007c459f9ec81b874780808138aea78a3595079 (image=ubuntu, name=small_hoover)") if err != nil { t.Fatal(err) } events := &Events{ events: []events.Message{*m1, *m2, *m3}, } since := time.Unix(s, sNano) until := time.Time{} out := events.loadBufferedEvents(since, until, nil) if len(out) != 1 { t.Fatalf("expected 1 message, got %d: %v", len(out), out) } } func TestLoadBufferedEventsOnlyFromPast(t *testing.T) { now := time.Now() f, err := timetypes.GetTimestamp("2016-03-07T17:28:03.090000000+02:00", now) if err != nil { t.Fatal(err) } s, sNano, err := timetypes.ParseTimestamps(f, 0) if err != nil { t.Fatal(err) } f, err = timetypes.GetTimestamp("2016-03-07T17:28:03.100000000+02:00", now) if err != nil { t.Fatal(err) } u, uNano, err := timetypes.ParseTimestamps(f, 0) if err != nil { t.Fatal(err) } m1, err := eventstestutils.Scan("2016-03-07T17:28:03.022433271+02:00 container die 0b863f2a26c18557fc6cdadda007c459f9ec81b874780808138aea78a3595079 (image=ubuntu, name=small_hoover)") if err != nil { t.Fatal(err) } m2, err := eventstestutils.Scan("2016-03-07T17:28:03.091719377+02:00 network disconnect 19c5ed41acb798f26b751e0035cd7821741ab79e2bbd59a66b5fd8abf954eaa0 (type=bridge, container=0b863f2a26c18557fc6cdadda007c459f9ec81b874780808138aea78a3595079, name=bridge)") if err != nil { t.Fatal(err) } m3, err := eventstestutils.Scan("2016-03-07T17:28:03.129014751+02:00 container destroy 0b863f2a26c18557fc6cdadda007c459f9ec81b874780808138aea78a3595079 (image=ubuntu, name=small_hoover)") if err != nil { t.Fatal(err) } events := &Events{ events: []events.Message{*m1, *m2, *m3}, } since := time.Unix(s, sNano) until := time.Unix(u, uNano) out := events.loadBufferedEvents(since, until, nil) if len(out) != 1 { t.Fatalf("expected 1 message, got %d: %v", len(out), out) } if out[0].Type != "network" { t.Fatalf("expected network event, got %s", out[0].Type) } } // #13753 func TestIgnoreBufferedWhenNoTimes(t *testing.T) { m1, err := eventstestutils.Scan("2016-03-07T17:28:03.022433271+02:00 container die 0b863f2a26c18557fc6cdadda007c459f9ec81b874780808138aea78a3595079 (image=ubuntu, name=small_hoover)") if err != nil { t.Fatal(err) } m2, err := eventstestutils.Scan("2016-03-07T17:28:03.091719377+02:00 network disconnect 19c5ed41acb798f26b751e0035cd7821741ab79e2bbd59a66b5fd8abf954eaa0 (type=bridge, container=0b863f2a26c18557fc6cdadda007c459f9ec81b874780808138aea78a3595079, name=bridge)") if err != nil { t.Fatal(err) } m3, err := eventstestutils.Scan("2016-03-07T17:28:03.129014751+02:00 container destroy 0b863f2a26c18557fc6cdadda007c459f9ec81b874780808138aea78a3595079 (image=ubuntu, name=small_hoover)") if err != nil { t.Fatal(err) } events := &Events{ events: []events.Message{*m1, *m2, *m3}, } since := time.Time{} until := time.Time{} out := events.loadBufferedEvents(since, until, nil) if len(out) != 0 { t.Fatalf("expected 0 buffered events, got %q", out) } }