package main import ( "bufio" "fmt" "io/ioutil" "net/http" "os" "os/exec" "strconv" "strings" "sync" "time" "github.com/docker/docker/pkg/integration/checker" "github.com/go-check/check" ) func (s *DockerSuite) TestEventsTimestampFormats(c *check.C) { testRequires(c, DaemonIsLinux) image := "busybox" // Start stopwatch, generate an event time.Sleep(1 * time.Second) // so that we don't grab events from previous test occured in the same second start := daemonTime(c) dockerCmd(c, "tag", image, "timestamptest:1") dockerCmd(c, "rmi", "timestamptest:1") time.Sleep(1 * time.Second) // so that until > since end := daemonTime(c) // List of available time formats to --since unixTs := func(t time.Time) string { return fmt.Sprintf("%v", t.Unix()) } rfc3339 := func(t time.Time) string { return t.Format(time.RFC3339) } duration := func(t time.Time) string { return time.Now().Sub(t).String() } // --since=$start must contain only the 'untag' event for _, f := range []func(time.Time) string{unixTs, rfc3339, duration} { since, until := f(start), f(end) out, _ := dockerCmd(c, "events", "--since="+since, "--until="+until) events := strings.Split(strings.TrimSpace(out), "\n") c.Assert(events, checker.HasLen, 2, check.Commentf("unexpected events, was expecting only 2 events tag/untag (since=%s, until=%s) out=%s", since, until, out)) c.Assert(out, checker.Contains, "untag", check.Commentf("expected 'untag' event not found (since=%s, until=%s)", since, until)) } } func (s *DockerSuite) TestEventsUntag(c *check.C) { testRequires(c, DaemonIsLinux) image := "busybox" dockerCmd(c, "tag", image, "utest:tag1") dockerCmd(c, "tag", image, "utest:tag2") dockerCmd(c, "rmi", "utest:tag1") dockerCmd(c, "rmi", "utest:tag2") eventsCmd := exec.Command(dockerBinary, "events", "--since=1") out, exitCode, _, err := runCommandWithOutputForDuration(eventsCmd, time.Duration(time.Millisecond*2500)) c.Assert(err, checker.IsNil) c.Assert(exitCode, checker.Equals, 0, check.Commentf("Failed to get events")) events := strings.Split(out, "\n") nEvents := len(events) // The last element after the split above will be an empty string, so we // get the two elements before the last, which are the untags we're // looking for. for _, v := range events[nEvents-3 : nEvents-1] { c.Assert(v, checker.Contains, "untag", check.Commentf("event should be untag")) } } func (s *DockerSuite) TestEventsContainerFailStartDie(c *check.C) { out, _ := dockerCmd(c, "images", "-q") image := strings.Split(out, "\n")[0] _, _, err := dockerCmdWithError("run", "--name", "testeventdie", image, "blerg") c.Assert(err, checker.NotNil, check.Commentf("Container run with command blerg should have failed, but it did not, out=%s", out)) out, _ = dockerCmd(c, "events", "--since=0", fmt.Sprintf("--until=%d", daemonTime(c).Unix())) events := strings.Split(strings.TrimSpace(out), "\n") nEvents := len(events) c.Assert(nEvents, checker.GreaterOrEqualThan, 1) //Missing expected event actions := eventActionsByIDAndType(c, events, "testeventdie", "container") var startEvent bool var dieEvent bool for _, a := range actions { switch a { case "start": startEvent = true case "die": dieEvent = true } } c.Assert(startEvent, checker.True, check.Commentf("Start event not found: %v\n%v", actions, events)) c.Assert(dieEvent, checker.True, check.Commentf("Die event not found: %v\n%v", actions, events)) } func (s *DockerSuite) TestEventsLimit(c *check.C) { testRequires(c, DaemonIsLinux) var waitGroup sync.WaitGroup errChan := make(chan error, 17) args := []string{"run", "--rm", "busybox", "true"} for i := 0; i < 17; i++ { waitGroup.Add(1) go func() { defer waitGroup.Done() errChan <- exec.Command(dockerBinary, args...).Run() }() } waitGroup.Wait() close(errChan) for err := range errChan { c.Assert(err, checker.IsNil, check.Commentf("%q failed with error", strings.Join(args, " "))) } out, _ := dockerCmd(c, "events", "--since=0", fmt.Sprintf("--until=%d", daemonTime(c).Unix())) events := strings.Split(out, "\n") nEvents := len(events) - 1 c.Assert(nEvents, checker.Equals, 64, check.Commentf("events should be limited to 64, but received %d", nEvents)) } func (s *DockerSuite) TestEventsContainerEvents(c *check.C) { testRequires(c, DaemonIsLinux) containerID, _ := dockerCmd(c, "run", "--rm", "--name", "container-events-test", "busybox", "true") containerID = strings.TrimSpace(containerID) out, _ := dockerCmd(c, "events", "--since=0", fmt.Sprintf("--until=%d", daemonTime(c).Unix())) events := strings.Split(out, "\n") events = events[:len(events)-1] nEvents := len(events) c.Assert(nEvents, checker.GreaterOrEqualThan, 5) //Missing expected event containerEvents := eventActionsByIDAndType(c, events, "container-events-test", "container") c.Assert(containerEvents, checker.HasLen, 5, check.Commentf("events: %v", events)) c.Assert(containerEvents[0], checker.Equals, "create", check.Commentf(out)) c.Assert(containerEvents[1], checker.Equals, "attach", check.Commentf(out)) c.Assert(containerEvents[2], checker.Equals, "start", check.Commentf(out)) c.Assert(containerEvents[3], checker.Equals, "die", check.Commentf(out)) c.Assert(containerEvents[4], checker.Equals, "destroy", check.Commentf(out)) } func (s *DockerSuite) TestEventsContainerEventsSinceUnixEpoch(c *check.C) { testRequires(c, DaemonIsLinux) dockerCmd(c, "run", "--rm", "--name", "since-epoch-test", "busybox", "true") timeBeginning := time.Unix(0, 0).Format(time.RFC3339Nano) timeBeginning = strings.Replace(timeBeginning, "Z", ".000000000Z", -1) out, _ := dockerCmd(c, "events", fmt.Sprintf("--since='%s'", timeBeginning), fmt.Sprintf("--until=%d", daemonTime(c).Unix())) events := strings.Split(out, "\n") events = events[:len(events)-1] nEvents := len(events) c.Assert(nEvents, checker.GreaterOrEqualThan, 5) //Missing expected event containerEvents := eventActionsByIDAndType(c, events, "since-epoch-test", "container") c.Assert(containerEvents, checker.HasLen, 5, check.Commentf("events: %v", events)) c.Assert(containerEvents[0], checker.Equals, "create", check.Commentf(out)) c.Assert(containerEvents[1], checker.Equals, "attach", check.Commentf(out)) c.Assert(containerEvents[2], checker.Equals, "start", check.Commentf(out)) c.Assert(containerEvents[3], checker.Equals, "die", check.Commentf(out)) c.Assert(containerEvents[4], checker.Equals, "destroy", check.Commentf(out)) } func (s *DockerSuite) TestEventsImageTag(c *check.C) { testRequires(c, DaemonIsLinux) time.Sleep(1 * time.Second) // because API has seconds granularity since := daemonTime(c).Unix() image := "testimageevents:tag" dockerCmd(c, "tag", "busybox", image) out, _ := dockerCmd(c, "events", fmt.Sprintf("--since=%d", since), fmt.Sprintf("--until=%d", daemonTime(c).Unix())) events := strings.Split(strings.TrimSpace(out), "\n") c.Assert(events, checker.HasLen, 1, check.Commentf("was expecting 1 event. out=%s", out)) event := strings.TrimSpace(events[0]) matches := parseEventText(event) c.Assert(matchEventID(matches, image), checker.True, check.Commentf("matches: %v\nout:\n%s", matches, out)) c.Assert(matches["action"], checker.Equals, "tag") } func (s *DockerSuite) TestEventsImagePull(c *check.C) { testRequires(c, DaemonIsLinux) since := daemonTime(c).Unix() testRequires(c, Network) dockerCmd(c, "pull", "hello-world") out, _ := dockerCmd(c, "events", fmt.Sprintf("--since=%d", since), fmt.Sprintf("--until=%d", daemonTime(c).Unix())) events := strings.Split(strings.TrimSpace(out), "\n") event := strings.TrimSpace(events[len(events)-1]) matches := parseEventText(event) c.Assert(matches["id"], checker.Equals, "hello-world:latest") c.Assert(matches["action"], checker.Equals, "pull") } func (s *DockerSuite) TestEventsImageImport(c *check.C) { testRequires(c, DaemonIsLinux) out, _ := dockerCmd(c, "run", "-d", "busybox", "true") cleanedContainerID := strings.TrimSpace(out) since := daemonTime(c).Unix() out, _, err := runCommandPipelineWithOutput( exec.Command(dockerBinary, "export", cleanedContainerID), exec.Command(dockerBinary, "import", "-"), ) c.Assert(err, checker.IsNil, check.Commentf("import failed with output: %q", out)) imageRef := strings.TrimSpace(out) out, _ = dockerCmd(c, "events", fmt.Sprintf("--since=%d", since), fmt.Sprintf("--until=%d", daemonTime(c).Unix()), "--filter", "event=import") events := strings.Split(strings.TrimSpace(out), "\n") c.Assert(events, checker.HasLen, 1) matches := parseEventText(events[0]) c.Assert(matches["id"], checker.Equals, imageRef, check.Commentf("matches: %v\nout:\n%s\n", matches, out)) c.Assert(matches["action"], checker.Equals, "import", check.Commentf("matches: %v\nout:\n%s\n", matches, out)) } func (s *DockerSuite) TestEventsFilters(c *check.C) { testRequires(c, DaemonIsLinux) since := daemonTime(c).Unix() dockerCmd(c, "run", "--rm", "busybox", "true") dockerCmd(c, "run", "--rm", "busybox", "true") out, _ := dockerCmd(c, "events", fmt.Sprintf("--since=%d", since), fmt.Sprintf("--until=%d", daemonTime(c).Unix()), "--filter", "event=die") parseEvents(c, out, "die") out, _ = dockerCmd(c, "events", fmt.Sprintf("--since=%d", since), fmt.Sprintf("--until=%d", daemonTime(c).Unix()), "--filter", "event=die", "--filter", "event=start") parseEvents(c, out, "die|start") // make sure we at least got 2 start events count := strings.Count(out, "start") c.Assert(strings.Count(out, "start"), checker.GreaterOrEqualThan, 2, check.Commentf("should have had 2 start events but had %d, out: %s", count, out)) } func (s *DockerSuite) TestEventsFilterImageName(c *check.C) { testRequires(c, DaemonIsLinux) since := daemonTime(c).Unix() out, _ := dockerCmd(c, "run", "--name", "container_1", "-d", "busybox:latest", "true") container1 := strings.TrimSpace(out) out, _ = dockerCmd(c, "run", "--name", "container_2", "-d", "busybox", "true") container2 := strings.TrimSpace(out) name := "busybox" out, _ = dockerCmd(c, "events", fmt.Sprintf("--since=%d", since), fmt.Sprintf("--until=%d", daemonTime(c).Unix()), "--filter", fmt.Sprintf("image=%s", name)) events := strings.Split(out, "\n") events = events[:len(events)-1] c.Assert(events, checker.Not(checker.HasLen), 0) //Expected events but found none for the image busybox:latest count1 := 0 count2 := 0 for _, e := range events { if strings.Contains(e, container1) { count1++ } else if strings.Contains(e, container2) { count2++ } } c.Assert(count1, checker.Not(checker.Equals), 0, check.Commentf("Expected event from container but got %d from %s", count1, container1)) c.Assert(count2, checker.Not(checker.Equals), 0, check.Commentf("Expected event from container but got %d from %s", count2, container2)) } func (s *DockerSuite) TestEventsFilterLabels(c *check.C) { testRequires(c, DaemonIsLinux) since := daemonTime(c).Unix() label := "io.docker.testing=foo" out, _ := dockerCmd(c, "run", "-d", "-l", label, "busybox:latest", "true") container1 := strings.TrimSpace(out) out, _ = dockerCmd(c, "run", "-d", "busybox", "true") container2 := strings.TrimSpace(out) out, _ = dockerCmd( c, "events", fmt.Sprintf("--since=%d", since), fmt.Sprintf("--until=%d", daemonTime(c).Unix()), "--filter", fmt.Sprintf("label=%s", label)) events := strings.Split(strings.TrimSpace(out), "\n") c.Assert(len(events), checker.Equals, 3) for _, e := range events { c.Assert(e, checker.Contains, container1) c.Assert(e, checker.Not(checker.Contains), container2) } } func (s *DockerSuite) TestEventsFilterImageLabels(c *check.C) { testRequires(c, DaemonIsLinux) since := daemonTime(c).Unix() name := "labelfiltertest" label := "io.docker.testing=image" // Build a test image. _, err := buildImage(name, fmt.Sprintf(` FROM busybox:latest LABEL %s`, label), true) c.Assert(err, checker.IsNil, check.Commentf("Couldn't create image")) dockerCmd(c, "tag", name, "labelfiltertest:tag1") dockerCmd(c, "tag", name, "labelfiltertest:tag2") dockerCmd(c, "tag", "busybox:latest", "labelfiltertest:tag3") out, _ := dockerCmd( c, "events", fmt.Sprintf("--since=%d", since), fmt.Sprintf("--until=%d", daemonTime(c).Unix()), "--filter", fmt.Sprintf("label=%s", label), "--filter", "type=image") events := strings.Split(strings.TrimSpace(out), "\n") // 2 events from the "docker tag" command, another one is from "docker build" c.Assert(events, checker.HasLen, 3, check.Commentf("Events == %s", events)) for _, e := range events { c.Assert(e, checker.Contains, "labelfiltertest") } } func (s *DockerSuite) TestEventsFilterContainer(c *check.C) { testRequires(c, DaemonIsLinux) since := fmt.Sprintf("%d", daemonTime(c).Unix()) nameID := make(map[string]string) for _, name := range []string{"container_1", "container_2"} { dockerCmd(c, "run", "--name", name, "busybox", "true") id, err := inspectField(name, "Id") c.Assert(err, checker.IsNil) nameID[name] = id } until := fmt.Sprintf("%d", daemonTime(c).Unix()) checkEvents := func(id string, events []string) error { if len(events) != 4 { // create, attach, start, die return fmt.Errorf("expected 4 events, got %v", events) } for _, event := range events { matches := parseEventText(event) if !matchEventID(matches, id) { return fmt.Errorf("expected event for container id %s: %s - parsed container id: %s", id, event, matches["id"]) } } return nil } for name, ID := range nameID { // filter by names out, _ := dockerCmd(c, "events", "--since", since, "--until", until, "--filter", "container="+name) events := strings.Split(strings.TrimSuffix(out, "\n"), "\n") c.Assert(checkEvents(ID, events), checker.IsNil) // filter by ID's out, _ = dockerCmd(c, "events", "--since", since, "--until", until, "--filter", "container="+ID) events = strings.Split(strings.TrimSuffix(out, "\n"), "\n") c.Assert(checkEvents(ID, events), checker.IsNil) } } func (s *DockerSuite) TestEventsCommit(c *check.C) { testRequires(c, DaemonIsLinux) since := daemonTime(c).Unix() out, _ := dockerCmd(c, "run", "-d", "busybox", "top") cID := strings.TrimSpace(out) c.Assert(waitRun(cID), checker.IsNil) dockerCmd(c, "commit", "-m", "test", cID) dockerCmd(c, "stop", cID) out, _ = dockerCmd(c, "events", "--since=0", "-f", "container="+cID, "--until="+strconv.Itoa(int(since))) c.Assert(out, checker.Contains, "commit", check.Commentf("Missing 'commit' log event")) } func (s *DockerSuite) TestEventsCopy(c *check.C) { testRequires(c, DaemonIsLinux) since := daemonTime(c).Unix() // Build a test image. id, err := buildImage("cpimg", ` FROM busybox RUN echo HI > /tmp/file`, true) c.Assert(err, checker.IsNil, check.Commentf("Couldn't create image")) // Create an empty test file. tempFile, err := ioutil.TempFile("", "test-events-copy-") c.Assert(err, checker.IsNil) defer os.Remove(tempFile.Name()) c.Assert(tempFile.Close(), checker.IsNil) dockerCmd(c, "create", "--name=cptest", id) dockerCmd(c, "cp", "cptest:/tmp/file", tempFile.Name()) out, _ := dockerCmd(c, "events", "--since=0", "-f", "container=cptest", "--until="+strconv.Itoa(int(since))) c.Assert(out, checker.Contains, "archive-path", check.Commentf("Missing 'archive-path' log event\n")) dockerCmd(c, "cp", tempFile.Name(), "cptest:/tmp/filecopy") out, _ = dockerCmd(c, "events", "--since=0", "-f", "container=cptest", "--until="+strconv.Itoa(int(since))) c.Assert(out, checker.Contains, "extract-to-dir", check.Commentf("Missing 'extract-to-dir' log event")) } func (s *DockerSuite) TestEventsResize(c *check.C) { testRequires(c, DaemonIsLinux) since := daemonTime(c).Unix() out, _ := dockerCmd(c, "run", "-d", "busybox", "top") cID := strings.TrimSpace(out) c.Assert(waitRun(cID), checker.IsNil) endpoint := "/containers/" + cID + "/resize?h=80&w=24" status, _, err := sockRequest("POST", endpoint, nil) c.Assert(status, checker.Equals, http.StatusOK) c.Assert(err, checker.IsNil) dockerCmd(c, "stop", cID) out, _ = dockerCmd(c, "events", "--since=0", "-f", "container="+cID, "--until="+strconv.Itoa(int(since))) c.Assert(out, checker.Contains, "resize", check.Commentf("Missing 'resize' log event")) } func (s *DockerSuite) TestEventsAttach(c *check.C) { testRequires(c, DaemonIsLinux) since := daemonTime(c).Unix() out, _ := dockerCmd(c, "run", "-di", "busybox", "/bin/cat") cID := strings.TrimSpace(out) cmd := exec.Command(dockerBinary, "attach", cID) stdin, err := cmd.StdinPipe() c.Assert(err, checker.IsNil) defer stdin.Close() stdout, err := cmd.StdoutPipe() c.Assert(err, checker.IsNil) defer stdout.Close() c.Assert(cmd.Start(), checker.IsNil) defer cmd.Process.Kill() // Make sure we're done attaching by writing/reading some stuff _, err = stdin.Write([]byte("hello\n")) c.Assert(err, checker.IsNil) out, err = bufio.NewReader(stdout).ReadString('\n') c.Assert(err, checker.IsNil) c.Assert(strings.TrimSpace(out), checker.Equals, "hello", check.Commentf("expected 'hello'")) c.Assert(stdin.Close(), checker.IsNil) dockerCmd(c, "stop", cID) out, _ = dockerCmd(c, "events", "--since=0", "-f", "container="+cID, "--until="+strconv.Itoa(int(since))) c.Assert(out, checker.Contains, "attach", check.Commentf("Missing 'attach' log event")) } func (s *DockerSuite) TestEventsRename(c *check.C) { testRequires(c, DaemonIsLinux) since := daemonTime(c).Unix() dockerCmd(c, "run", "--name", "oldName", "busybox", "true") dockerCmd(c, "rename", "oldName", "newName") out, _ := dockerCmd(c, "events", "--since=0", "-f", "container=newName", "--until="+strconv.Itoa(int(since))) c.Assert(out, checker.Contains, "rename", check.Commentf("Missing 'rename' log event\n")) } func (s *DockerSuite) TestEventsTop(c *check.C) { testRequires(c, DaemonIsLinux) since := daemonTime(c).Unix() out, _ := dockerCmd(c, "run", "-d", "busybox", "top") cID := strings.TrimSpace(out) c.Assert(waitRun(cID), checker.IsNil) dockerCmd(c, "top", cID) dockerCmd(c, "stop", cID) out, _ = dockerCmd(c, "events", "--since=0", "-f", "container="+cID, "--until="+strconv.Itoa(int(since))) c.Assert(out, checker.Contains, " top", check.Commentf("Missing 'top' log event")) } // #13753 func (s *DockerSuite) TestEventsDefaultEmpty(c *check.C) { testRequires(c, DaemonIsLinux) dockerCmd(c, "run", "busybox") out, _ := dockerCmd(c, "events", fmt.Sprintf("--until=%d", daemonTime(c).Unix())) c.Assert(strings.TrimSpace(out), checker.Equals, "") } // #14316 func (s *DockerRegistrySuite) TestEventsImageFilterPush(c *check.C) { testRequires(c, DaemonIsLinux) testRequires(c, Network) since := daemonTime(c).Unix() repoName := fmt.Sprintf("%v/dockercli/testf", privateRegistryURL) out, _ := dockerCmd(c, "run", "-d", "busybox", "top") cID := strings.TrimSpace(out) c.Assert(waitRun(cID), checker.IsNil) dockerCmd(c, "commit", cID, repoName) dockerCmd(c, "stop", cID) dockerCmd(c, "push", repoName) out, _ = dockerCmd(c, "events", "--since=0", "-f", "image="+repoName, "-f", "event=push", "--until="+strconv.Itoa(int(since))) c.Assert(out, checker.Contains, repoName, check.Commentf("Missing 'push' log event for %s", repoName)) } func (s *DockerSuite) TestEventsFilterType(c *check.C) { testRequires(c, DaemonIsLinux) since := daemonTime(c).Unix() name := "labelfiltertest" label := "io.docker.testing=image" // Build a test image. _, err := buildImage(name, fmt.Sprintf(` FROM busybox:latest LABEL %s`, label), true) c.Assert(err, checker.IsNil, check.Commentf("Couldn't create image")) dockerCmd(c, "tag", name, "labelfiltertest:tag1") dockerCmd(c, "tag", name, "labelfiltertest:tag2") dockerCmd(c, "tag", "busybox:latest", "labelfiltertest:tag3") out, _ := dockerCmd( c, "events", fmt.Sprintf("--since=%d", since), fmt.Sprintf("--until=%d", daemonTime(c).Unix()), "--filter", fmt.Sprintf("label=%s", label), "--filter", "type=image") events := strings.Split(strings.TrimSpace(out), "\n") // 2 events from the "docker tag" command, another one is from "docker build" c.Assert(events, checker.HasLen, 3, check.Commentf("Events == %s", events)) for _, e := range events { c.Assert(e, checker.Contains, "labelfiltertest") } out, _ = dockerCmd( c, "events", fmt.Sprintf("--since=%d", since), fmt.Sprintf("--until=%d", daemonTime(c).Unix()), "--filter", fmt.Sprintf("label=%s", label), "--filter", "type=container") events = strings.Split(strings.TrimSpace(out), "\n") // Events generated by the container that builds the image c.Assert(events, checker.HasLen, 3, check.Commentf("Events == %s", events)) out, _ = dockerCmd( c, "events", fmt.Sprintf("--since=%d", since), fmt.Sprintf("--until=%d", daemonTime(c).Unix()), "--filter", "type=network") events = strings.Split(strings.TrimSpace(out), "\n") c.Assert(len(events), checker.GreaterOrEqualThan, 1, check.Commentf("Events == %s", events)) } func (s *DockerSuite) TestEventsFilterImageInContainerAction(c *check.C) { testRequires(c, DaemonIsLinux) since := daemonTime(c).Unix() dockerCmd(c, "run", "--name", "test-container", "-d", "busybox", "true") waitRun("test-container") out, _ := dockerCmd(c, "events", "--filter", "image=busybox", fmt.Sprintf("--since=%d", since), fmt.Sprintf("--until=%d", daemonTime(c).Unix())) events := strings.Split(strings.TrimSpace(out), "\n") c.Assert(len(events), checker.GreaterThan, 1, check.Commentf(out)) }