Files
docker-cli/components/engine/integration-cli/docker_cli_events_test.go
Zhang Wei 9cdf9be514 Remove start/die event when fail to start container
If contaner start fail of (say) "command not found", the container
actually didn't start at all, we shouldn't log start and die event for
it, because that doesnt actually happen.

Signed-off-by: Zhang Wei <zhangwei555@huawei.com>
Upstream-commit: 5548966c37147875fb5e07f4ba7f633dd882c782
Component: engine
2016-04-15 13:02:34 +08:00

664 lines
24 KiB
Go

package main
import (
"bufio"
"fmt"
"io/ioutil"
"net/http"
"os"
"os/exec"
"strconv"
"strings"
"sync"
"time"
"github.com/docker/docker/daemon/events/testutils"
"github.com/docker/docker/pkg/integration/checker"
"github.com/go-check/check"
)
func (s *DockerSuite) TestEventsTimestampFormats(c *check.C) {
name := "events-time-format-test"
// Start stopwatch, generate an event
start := daemonTime(c)
time.Sleep(1100 * time.Millisecond) // so that first event occur in different second from since (just for the case)
dockerCmd(c, "run", "--rm", "--name", name, "busybox", "true")
time.Sleep(1100 * time.Millisecond) // 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(out, "\n")
events = events[:len(events)-1]
nEvents := len(events)
c.Assert(nEvents, checker.GreaterOrEqualThan, 5) //Missing expected event
containerEvents := eventActionsByIDAndType(c, events, name, "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) TestEventsUntag(c *check.C) {
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) {
_, _, err := dockerCmdWithError("run", "--name", "testeventdie", "busybox", "blerg")
c.Assert(err, checker.NotNil, check.Commentf("Container run with command blerg should have failed, but it did not"))
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
}
}
// Windows platform is different from Linux, it will start container whatever
// so Windows can get start/die event but Linux can't
if daemonPlatform == "windows" {
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))
} else {
c.Assert(startEvent, checker.False, check.Commentf("Start event not expected: %v\n%v", actions, events))
c.Assert(dieEvent, checker.False, check.Commentf("Die event not expected: %v\n%v", actions, events))
}
}
func (s *DockerSuite) TestEventsLimit(c *check.C) {
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()
out, err := exec.Command(dockerBinary, args...).CombinedOutput()
if err != nil {
err = fmt.Errorf("%v: %s", err, string(out))
}
errChan <- err
}()
}
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) {
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) TestEventsContainerEventsAttrSort(c *check.C) {
since := daemonTime(c).Unix()
containerID, _ := dockerCmd(c, "run", "-d", "--name", "container-events-test", "busybox", "true")
containerID = strings.TrimSpace(containerID)
out, _ := dockerCmd(c, "events", fmt.Sprintf("--since=%d", since), fmt.Sprintf("--until=%d", daemonTime(c).Unix()))
events := strings.Split(out, "\n")
nEvents := len(events)
c.Assert(nEvents, checker.GreaterOrEqualThan, 3) //Missing expected event
matchedEvents := 0
for _, event := range events {
matches := eventstestutils.ScanMap(event)
if matches["id"] != containerID {
continue
}
if matches["eventType"] == "container" && matches["action"] == "create" {
matchedEvents++
c.Assert(out, checker.Contains, "(image=busybox, name=container-events-test)", check.Commentf("Event attributes not sorted"))
} else if matches["eventType"] == "container" && matches["action"] == "start" {
matchedEvents++
c.Assert(out, checker.Contains, "(image=busybox, name=container-events-test)", check.Commentf("Event attributes not sorted"))
}
}
c.Assert(matchedEvents, checker.Equals, 2)
}
func (s *DockerSuite) TestEventsContainerEventsSinceUnixEpoch(c *check.C) {
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) {
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 := eventstestutils.ScanMap(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) {
// TODO Windows: Enable this test once pull and reliable image names are available
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 := eventstestutils.ScanMap(event)
c.Assert(matches["id"], checker.Equals, "hello-world:latest")
c.Assert(matches["action"], checker.Equals, "pull")
}
func (s *DockerSuite) TestEventsImageImport(c *check.C) {
// TODO Windows CI. This should be portable once export/import are
// more reliable (@swernli)
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 := eventstestutils.ScanMap(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) {
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) {
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) {
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) {
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) {
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 := inspectField(c, name, "Id")
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 := eventstestutils.ScanMap(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) {
// Problematic on Windows as cannot commit a running container
testRequires(c, DaemonIsLinux)
since := daemonTime(c).Unix()
out, _ := runSleepingContainer(c, "-d")
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) {
since := daemonTime(c).Unix()
// Build a test image.
id, err := buildImage("cpimg", `
FROM busybox
RUN echo HI > /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:/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:/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) {
since := daemonTime(c).Unix()
out, _ := runSleepingContainer(c, "-d")
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) {
// TODO Windows CI: Figure out why this test fails intermittently (TP5).
testRequires(c, DaemonIsLinux)
since := daemonTime(c).Unix()
out, _ := dockerCmd(c, "run", "-di", "busybox", "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, "kill", 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) {
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) {
// Problematic on Windows as Windows does not support top
testRequires(c, DaemonIsLinux)
since := daemonTime(c).Unix()
out, _ := runSleepingContainer(c, "-d")
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) {
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) {
// Problematic to port for Windows CI during TP5 timeframe until
// supporting push
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) {
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) {
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))
}
func (s *DockerSuite) TestEventsContainerRestart(c *check.C) {
dockerCmd(c, "run", "-d", "--name=testEvent", "--restart=on-failure:3", "busybox", "false")
// wait until test2 is auto removed.
waitTime := 10 * time.Second
if daemonPlatform == "windows" {
// nslookup isn't present in Windows busybox. Is built-in.
waitTime = 90 * time.Second
}
err := waitInspect("testEvent", "{{ .State.Restarting }} {{ .State.Running }}", "false false", waitTime)
c.Assert(err, checker.IsNil)
var (
createCount int
startCount int
dieCount int
)
out, _ := dockerCmd(c, "events", "--since=0", fmt.Sprintf("--until=%d", daemonTime(c).Unix()), "-f", "container=testEvent")
events := strings.Split(strings.TrimSpace(out), "\n")
nEvents := len(events)
c.Assert(nEvents, checker.GreaterOrEqualThan, 1) //Missing expected event
actions := eventActionsByIDAndType(c, events, "testEvent", "container")
for _, a := range actions {
switch a {
case "create":
createCount++
case "start":
startCount++
case "die":
dieCount++
}
}
c.Assert(createCount, checker.Equals, 1, check.Commentf("testEvent should be created 1 times: %v", actions))
c.Assert(startCount, checker.Equals, 4, check.Commentf("testEvent should start 4 times: %v", actions))
c.Assert(dieCount, checker.Equals, 4, check.Commentf("testEvent should die 4 times: %v", actions))
}