moby/integration-cli/docker_cli_events_test.go
Sebastiaan van Stijn 0f871f8cb7
api/types/events: define "Action" type and consts
Define consts for the Actions we use for events, instead of "ad-hoc" strings.
Having these consts makes it easier to find where specific events are triggered,
makes the events less error-prone, and allows documenting each Action (if needed).

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2023-08-29 00:38:08 +02:00

765 lines
26 KiB
Go

package main
import (
"bufio"
"context"
"encoding/json"
"fmt"
"io"
"os"
"os/exec"
"strconv"
"strings"
"testing"
"time"
"github.com/docker/docker/api/types"
eventtypes "github.com/docker/docker/api/types/events"
"github.com/docker/docker/client"
eventstestutils "github.com/docker/docker/daemon/events/testutils"
"github.com/docker/docker/integration-cli/cli"
"github.com/docker/docker/integration-cli/cli/build"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
"gotest.tools/v3/icmd"
)
type DockerCLIEventSuite struct {
ds *DockerSuite
}
func (s *DockerCLIEventSuite) TearDownTest(c *testing.T) {
s.ds.TearDownTest(c)
}
func (s *DockerCLIEventSuite) OnTimeout(c *testing.T) {
s.ds.OnTimeout(c)
}
func (s *DockerCLIEventSuite) TestEventsTimestampFormats(c *testing.T) {
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.Since(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)
assert.Assert(c, nEvents >= 5)
containerEvents := eventActionsByIDAndType(c, events, name, "container")
assert.Assert(c, is.DeepEqual(containerEvents, []string{"create", "attach", "start", "die", "destroy"}), out)
}
}
func (s *DockerCLIEventSuite) TestEventsUntag(c *testing.T) {
image := "busybox"
dockerCmd(c, "tag", image, "utest:tag1")
dockerCmd(c, "tag", image, "utest:tag2")
dockerCmd(c, "rmi", "utest:tag1")
dockerCmd(c, "rmi", "utest:tag2")
result := icmd.RunCmd(icmd.Cmd{
Command: []string{dockerBinary, "events", "--since=1"},
Timeout: time.Millisecond * 2500,
})
result.Assert(c, icmd.Expected{Timeout: true})
events := strings.Split(result.Stdout(), "\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] {
assert.Check(c, strings.Contains(v, "untag"), "event should be untag")
}
}
func (s *DockerCLIEventSuite) TestEventsContainerEvents(c *testing.T) {
dockerCmd(c, "run", "--rm", "--name", "container-events-test", "busybox", "true")
out, _ := dockerCmd(c, "events", "--until", daemonUnixTime(c))
events := strings.Split(out, "\n")
events = events[:len(events)-1]
containerEvents := eventActionsByIDAndType(c, events, "container-events-test", "container")
if len(containerEvents) > 5 {
containerEvents = containerEvents[:5]
}
assert.Assert(c, is.DeepEqual(containerEvents, []string{"create", "attach", "start", "die", "destroy"}), out)
}
func (s *DockerCLIEventSuite) TestEventsContainerEventsAttrSort(c *testing.T) {
since := daemonUnixTime(c)
dockerCmd(c, "run", "--rm", "--name", "container-events-test", "busybox", "true")
out, _ := dockerCmd(c, "events", "--filter", "container=container-events-test", "--since", since, "--until", daemonUnixTime(c))
events := strings.Split(out, "\n")
nEvents := len(events)
assert.Assert(c, nEvents >= 3)
matchedEvents := 0
for _, event := range events {
matches := eventstestutils.ScanMap(event)
if matches["eventType"] == "container" && matches["action"] == "create" {
matchedEvents++
assert.Check(c, strings.Contains(out, "(image=busybox, name=container-events-test)"), "Event attributes not sorted")
} else if matches["eventType"] == "container" && matches["action"] == "start" {
matchedEvents++
assert.Check(c, strings.Contains(out, "(image=busybox, name=container-events-test)"), "Event attributes not sorted")
}
}
assert.Equal(c, matchedEvents, 2, "missing events for container container-events-test:\n%s", out)
}
func (s *DockerCLIEventSuite) TestEventsContainerEventsSinceUnixEpoch(c *testing.T) {
dockerCmd(c, "run", "--rm", "--name", "since-epoch-test", "busybox", "true")
timeBeginning := time.Unix(0, 0).Format(time.RFC3339Nano)
timeBeginning = strings.ReplaceAll(timeBeginning, "Z", ".000000000Z")
out, _ := dockerCmd(c, "events", "--since", timeBeginning, "--until", daemonUnixTime(c))
events := strings.Split(out, "\n")
events = events[:len(events)-1]
nEvents := len(events)
assert.Assert(c, nEvents >= 5)
containerEvents := eventActionsByIDAndType(c, events, "since-epoch-test", "container")
assert.Assert(c, is.DeepEqual(containerEvents, []string{"create", "attach", "start", "die", "destroy"}), out)
}
func (s *DockerCLIEventSuite) TestEventsImageTag(c *testing.T) {
time.Sleep(1 * time.Second) // because API has seconds granularity
since := daemonUnixTime(c)
image := "testimageevents:tag"
dockerCmd(c, "tag", "busybox", image)
out, _ := dockerCmd(c, "events",
"--since", since, "--until", daemonUnixTime(c))
events := strings.Split(strings.TrimSpace(out), "\n")
assert.Equal(c, len(events), 1, "was expecting 1 event. out=%s", out)
event := strings.TrimSpace(events[0])
matches := eventstestutils.ScanMap(event)
assert.Assert(c, matchEventID(matches, image), "matches: %v\nout:\n%s", matches, out)
assert.Equal(c, matches["action"], "tag")
}
func (s *DockerCLIEventSuite) TestEventsImagePull(c *testing.T) {
// TODO Windows: Enable this test once pull and reliable image names are available
testRequires(c, DaemonIsLinux)
since := daemonUnixTime(c)
testRequires(c, Network)
dockerCmd(c, "pull", "hello-world")
out, _ := dockerCmd(c, "events",
"--since", since, "--until", daemonUnixTime(c))
events := strings.Split(strings.TrimSpace(out), "\n")
event := strings.TrimSpace(events[len(events)-1])
matches := eventstestutils.ScanMap(event)
assert.Equal(c, matches["id"], "hello-world:latest")
assert.Equal(c, matches["action"], "pull")
}
func (s *DockerCLIEventSuite) TestEventsImageImport(c *testing.T) {
// 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 := daemonUnixTime(c)
out, err := RunCommandPipelineWithOutput(
exec.Command(dockerBinary, "export", cleanedContainerID),
exec.Command(dockerBinary, "import", "-"),
)
assert.NilError(c, err, "import failed with output: %q", out)
imageRef := strings.TrimSpace(out)
out, _ = dockerCmd(c, "events", "--since", since, "--until", daemonUnixTime(c), "--filter", "event=import")
events := strings.Split(strings.TrimSpace(out), "\n")
assert.Equal(c, len(events), 1)
matches := eventstestutils.ScanMap(events[0])
assert.Equal(c, matches["id"], imageRef, "matches: %v\nout:\n%s\n", matches, out)
assert.Equal(c, matches["action"], "import", "matches: %v\nout:\n%s\n", matches, out)
}
func (s *DockerCLIEventSuite) TestEventsImageLoad(c *testing.T) {
testRequires(c, DaemonIsLinux)
myImageName := "footest:v1"
dockerCmd(c, "tag", "busybox", myImageName)
since := daemonUnixTime(c)
out, _ := dockerCmd(c, "images", "-q", "--no-trunc", myImageName)
longImageID := strings.TrimSpace(out)
assert.Assert(c, longImageID != "", "Id should not be empty")
dockerCmd(c, "save", "-o", "saveimg.tar", myImageName)
dockerCmd(c, "rmi", myImageName)
out, _ = dockerCmd(c, "images", "-q", myImageName)
noImageID := strings.TrimSpace(out)
assert.Equal(c, noImageID, "", "Should not have any image")
dockerCmd(c, "load", "-i", "saveimg.tar")
result := icmd.RunCommand("rm", "-rf", "saveimg.tar")
result.Assert(c, icmd.Success)
out, _ = dockerCmd(c, "images", "-q", "--no-trunc", myImageName)
imageID := strings.TrimSpace(out)
assert.Equal(c, imageID, longImageID, "Should have same image id as before")
out, _ = dockerCmd(c, "events", "--since", since, "--until", daemonUnixTime(c), "--filter", "event=load")
events := strings.Split(strings.TrimSpace(out), "\n")
assert.Equal(c, len(events), 1)
matches := eventstestutils.ScanMap(events[0])
assert.Equal(c, matches["id"], imageID, "matches: %v\nout:\n%s\n", matches, out)
assert.Equal(c, matches["action"], "load", "matches: %v\nout:\n%s\n", matches, out)
out, _ = dockerCmd(c, "events", "--since", since, "--until", daemonUnixTime(c), "--filter", "event=save")
events = strings.Split(strings.TrimSpace(out), "\n")
assert.Equal(c, len(events), 1)
matches = eventstestutils.ScanMap(events[0])
assert.Equal(c, matches["id"], imageID, "matches: %v\nout:\n%s\n", matches, out)
assert.Equal(c, matches["action"], "save", "matches: %v\nout:\n%s\n", matches, out)
}
func (s *DockerCLIEventSuite) TestEventsPluginOps(c *testing.T) {
testRequires(c, DaemonIsLinux, IsAmd64, Network)
since := daemonUnixTime(c)
dockerCmd(c, "plugin", "install", pNameWithTag, "--grant-all-permissions")
dockerCmd(c, "plugin", "disable", pNameWithTag)
dockerCmd(c, "plugin", "remove", pNameWithTag)
out, _ := dockerCmd(c, "events", "--since", since, "--until", daemonUnixTime(c))
events := strings.Split(out, "\n")
events = events[:len(events)-1]
assert.Assert(c, len(events) >= 4)
pluginEvents := eventActionsByIDAndType(c, events, pNameWithTag, "plugin")
assert.Assert(c, is.DeepEqual(pluginEvents, []string{"pull", "enable", "disable", "remove"}), out)
}
func (s *DockerCLIEventSuite) TestEventsFilters(c *testing.T) {
since := daemonUnixTime(c)
dockerCmd(c, "run", "--rm", "busybox", "true")
dockerCmd(c, "run", "--rm", "busybox", "true")
out, _ := dockerCmd(c, "events", "--since", since, "--until", daemonUnixTime(c), "--filter", "event=die")
parseEvents(c, out, "die")
out, _ = dockerCmd(c, "events", "--since", since, "--until", daemonUnixTime(c), "--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")
assert.Assert(c, count >= 2, "should have had 2 start events but had %d, out: %s", count, out)
}
func (s *DockerCLIEventSuite) TestEventsFilterImageName(c *testing.T) {
since := daemonUnixTime(c)
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", "--since", since, "--until", daemonUnixTime(c), "--filter", fmt.Sprintf("image=%s", name))
events := strings.Split(out, "\n")
events = events[:len(events)-1]
assert.Assert(c, len(events) != 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++
}
}
assert.Assert(c, count1 != 0, "Expected event from container but got %d from %s", count1, container1)
assert.Assert(c, count2 != 0, "Expected event from container but got %d from %s", count2, container2)
}
func (s *DockerCLIEventSuite) TestEventsFilterLabels(c *testing.T) {
since := strconv.FormatUint(uint64(daemonTime(c).Unix()), 10)
label := "io.docker.testing=foo"
out, exit := dockerCmd(c, "create", "-l", label, "busybox")
assert.Equal(c, exit, 0)
container1 := strings.TrimSpace(out)
out, exit = dockerCmd(c, "create", "busybox")
assert.Equal(c, exit, 0)
container2 := strings.TrimSpace(out)
// fetch events with `--until`, so that the client detaches after a second
// instead of staying attached, waiting for more events to arrive.
out, _ = dockerCmd(
c,
"events",
"--since", since,
"--until", strconv.FormatUint(uint64(daemonTime(c).Add(time.Second).Unix()), 10),
"--filter", "label="+label,
)
events := strings.Split(strings.TrimSpace(out), "\n")
assert.Assert(c, len(events) > 0)
var found bool
for _, e := range events {
if strings.Contains(e, container1) {
found = true
}
assert.Assert(c, !strings.Contains(e, container2))
}
assert.Assert(c, found)
}
func (s *DockerCLIEventSuite) TestEventsFilterImageLabels(c *testing.T) {
since := daemonUnixTime(c)
name := "labelfiltertest"
label := "io.docker.testing=image"
// Build a test image.
buildImageSuccessfully(c, name, build.WithDockerfile(fmt.Sprintf(`
FROM busybox:latest
LABEL %s`, label)))
dockerCmd(c, "tag", name, "labelfiltertest:tag1")
dockerCmd(c, "tag", name, "labelfiltertest:tag2")
dockerCmd(c, "tag", "busybox:latest", "labelfiltertest:tag3")
out, _ := dockerCmd(
c,
"events",
"--since", since,
"--until", daemonUnixTime(c),
"--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"
assert.Equal(c, len(events), 3, "Events == %s", events)
for _, e := range events {
assert.Check(c, strings.Contains(e, "labelfiltertest"))
}
}
func (s *DockerCLIEventSuite) TestEventsFilterContainer(c *testing.T) {
since := daemonUnixTime(c)
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 := daemonUnixTime(c)
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")
assert.NilError(c, checkEvents(ID, events))
// filter by ID's
out, _ = dockerCmd(c, "events", "--since", since, "--until", until, "--filter", "container="+ID)
events = strings.Split(strings.TrimSuffix(out, "\n"), "\n")
assert.NilError(c, checkEvents(ID, events))
}
}
func (s *DockerCLIEventSuite) TestEventsCommit(c *testing.T) {
// Problematic on Windows as cannot commit a running container
testRequires(c, DaemonIsLinux)
out := runSleepingContainer(c)
cID := strings.TrimSpace(out)
cli.WaitRun(c, cID)
cli.DockerCmd(c, "commit", "-m", "test", cID)
cli.DockerCmd(c, "stop", cID)
cli.WaitExited(c, cID, 5*time.Second)
until := daemonUnixTime(c)
out = cli.DockerCmd(c, "events", "-f", "container="+cID, "--until="+until).Combined()
assert.Assert(c, strings.Contains(out, "commit"), "Missing 'commit' log event")
}
func (s *DockerCLIEventSuite) TestEventsCopy(c *testing.T) {
// Build a test image.
buildImageSuccessfully(c, "cpimg", build.WithDockerfile(`
FROM busybox
RUN echo HI > /file`))
id := getIDByName(c, "cpimg")
// Create an empty test file.
tempFile, err := os.CreateTemp("", "test-events-copy-")
assert.NilError(c, err)
defer os.Remove(tempFile.Name())
assert.NilError(c, tempFile.Close())
dockerCmd(c, "create", "--name=cptest", id)
dockerCmd(c, "cp", "cptest:/file", tempFile.Name())
until := daemonUnixTime(c)
out, _ := dockerCmd(c, "events", "--since=0", "-f", "container=cptest", "--until="+until)
assert.Assert(c, strings.Contains(out, "archive-path"), "Missing 'archive-path' log event")
dockerCmd(c, "cp", tempFile.Name(), "cptest:/filecopy")
until = daemonUnixTime(c)
out, _ = dockerCmd(c, "events", "-f", "container=cptest", "--until="+until)
assert.Assert(c, strings.Contains(out, "extract-to-dir"), "Missing 'extract-to-dir' log event")
}
func (s *DockerCLIEventSuite) TestEventsResize(c *testing.T) {
out := runSleepingContainer(c, "-d", "-t")
cID := strings.TrimSpace(out)
assert.NilError(c, waitRun(cID))
apiClient, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer apiClient.Close()
options := types.ResizeOptions{
Height: 80,
Width: 24,
}
err = apiClient.ContainerResize(context.Background(), cID, options)
assert.NilError(c, err)
dockerCmd(c, "stop", cID)
until := daemonUnixTime(c)
out, _ = dockerCmd(c, "events", "-f", "container="+cID, "--until="+until)
assert.Assert(c, strings.Contains(out, "resize"), "Missing 'resize' log event")
}
func (s *DockerCLIEventSuite) TestEventsAttach(c *testing.T) {
// TODO Windows CI: Figure out why this test fails intermittently (TP5).
testRequires(c, DaemonIsLinux)
out := cli.DockerCmd(c, "run", "-di", "busybox", "cat").Combined()
cID := strings.TrimSpace(out)
cli.WaitRun(c, cID)
cmd := exec.Command(dockerBinary, "attach", cID)
stdin, err := cmd.StdinPipe()
assert.NilError(c, err)
defer stdin.Close()
stdout, err := cmd.StdoutPipe()
assert.NilError(c, err)
defer stdout.Close()
assert.NilError(c, cmd.Start())
defer func() {
cmd.Process.Kill()
cmd.Wait()
}()
// Make sure we're done attaching by writing/reading some stuff
_, err = stdin.Write([]byte("hello\n"))
assert.NilError(c, err)
out, err = bufio.NewReader(stdout).ReadString('\n')
assert.NilError(c, err)
assert.Equal(c, strings.TrimSpace(out), "hello")
assert.NilError(c, stdin.Close())
cli.DockerCmd(c, "kill", cID)
cli.WaitExited(c, cID, 5*time.Second)
until := daemonUnixTime(c)
out = cli.DockerCmd(c, "events", "-f", "container="+cID, "--until="+until).Combined()
assert.Assert(c, strings.Contains(out, "attach"), "Missing 'attach' log event")
}
func (s *DockerCLIEventSuite) TestEventsRename(c *testing.T) {
out, _ := dockerCmd(c, "run", "--name", "oldName", "busybox", "true")
cID := strings.TrimSpace(out)
dockerCmd(c, "rename", "oldName", "newName")
until := daemonUnixTime(c)
// filter by the container id because the name in the event will be the new name.
out, _ = dockerCmd(c, "events", "-f", "container="+cID, "--until", until)
assert.Assert(c, strings.Contains(out, "rename"), "Missing 'rename' log event")
}
func (s *DockerCLIEventSuite) TestEventsTop(c *testing.T) {
// Problematic on Windows as Windows does not support top
testRequires(c, DaemonIsLinux)
out := runSleepingContainer(c, "-d")
cID := strings.TrimSpace(out)
assert.NilError(c, waitRun(cID))
dockerCmd(c, "top", cID)
dockerCmd(c, "stop", cID)
until := daemonUnixTime(c)
out, _ = dockerCmd(c, "events", "-f", "container="+cID, "--until="+until)
assert.Assert(c, strings.Contains(out, "top"), "Missing 'top' log event")
}
// #14316
func (s *DockerRegistrySuite) TestEventsImageFilterPush(c *testing.T) {
// Problematic to port for Windows CI during TP5 timeframe until
// supporting push
testRequires(c, DaemonIsLinux)
testRequires(c, Network)
repoName := fmt.Sprintf("%v/dockercli/testf", privateRegistryURL)
out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
cID := strings.TrimSpace(out)
assert.NilError(c, waitRun(cID))
dockerCmd(c, "commit", cID, repoName)
dockerCmd(c, "stop", cID)
dockerCmd(c, "push", repoName)
until := daemonUnixTime(c)
out, _ = dockerCmd(c, "events", "-f", "image="+repoName, "-f", "event=push", "--until", until)
assert.Assert(c, strings.Contains(out, repoName), "Missing 'push' log event for %s", repoName)
}
func (s *DockerCLIEventSuite) TestEventsFilterType(c *testing.T) {
// FIXME(vdemeester) fails on e2e run
testRequires(c, testEnv.IsLocalDaemon)
since := daemonUnixTime(c)
name := "labelfiltertest"
label := "io.docker.testing=image"
// Build a test image.
buildImageSuccessfully(c, name, build.WithDockerfile(fmt.Sprintf(`
FROM busybox:latest
LABEL %s`, label)))
dockerCmd(c, "tag", name, "labelfiltertest:tag1")
dockerCmd(c, "tag", name, "labelfiltertest:tag2")
dockerCmd(c, "tag", "busybox:latest", "labelfiltertest:tag3")
out, _ := dockerCmd(
c,
"events",
"--since", since,
"--until", daemonUnixTime(c),
"--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"
assert.Equal(c, len(events), 3, "Events == %s", events)
for _, e := range events {
assert.Check(c, strings.Contains(e, "labelfiltertest"))
}
out, _ = dockerCmd(
c,
"events",
"--since", since,
"--until", daemonUnixTime(c),
"--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
assert.Equal(c, len(events), 2, "Events == %s", events)
out, _ = dockerCmd(
c,
"events",
"--since", since,
"--until", daemonUnixTime(c),
"--filter", "type=network")
events = strings.Split(strings.TrimSpace(out), "\n")
assert.Assert(c, len(events) >= 1, "Events == %s", events)
}
// #25798
func (s *DockerCLIEventSuite) TestEventsSpecialFiltersWithExecCreate(c *testing.T) {
since := daemonUnixTime(c)
runSleepingContainer(c, "--name", "test-container", "-d")
waitRun("test-container")
dockerCmd(c, "exec", "test-container", "echo", "hello-world")
out, _ := dockerCmd(
c,
"events",
"--since", since,
"--until", daemonUnixTime(c),
"--filter",
"event='exec_create: echo hello-world'",
)
events := strings.Split(strings.TrimSpace(out), "\n")
assert.Equal(c, len(events), 1, out)
out, _ = dockerCmd(
c,
"events",
"--since", since,
"--until", daemonUnixTime(c),
"--filter",
"event=exec_create",
)
assert.Equal(c, len(events), 1, out)
}
func (s *DockerCLIEventSuite) TestEventsFilterImageInContainerAction(c *testing.T) {
since := daemonUnixTime(c)
dockerCmd(c, "run", "--name", "test-container", "-d", "busybox", "true")
waitRun("test-container")
out, _ := dockerCmd(c, "events", "--filter", "image=busybox", "--since", since, "--until", daemonUnixTime(c))
events := strings.Split(strings.TrimSpace(out), "\n")
assert.Assert(c, len(events) > 1, out)
}
func (s *DockerCLIEventSuite) TestEventsContainerRestart(c *testing.T) {
dockerCmd(c, "run", "-d", "--name=testEvent", "--restart=on-failure:3", "busybox", "false")
// wait until test2 is auto removed.
waitTime := 10 * time.Second
if testEnv.DaemonInfo.OSType == "windows" {
// Windows takes longer...
waitTime = 90 * time.Second
}
err := waitInspect("testEvent", "{{ .State.Restarting }} {{ .State.Running }}", "false false", waitTime)
assert.NilError(c, err)
var (
createCount int
startCount int
dieCount int
)
out, _ := dockerCmd(c, "events", "--since=0", "--until", daemonUnixTime(c), "-f", "container=testEvent")
events := strings.Split(strings.TrimSpace(out), "\n")
nEvents := len(events)
assert.Assert(c, nEvents >= 1)
actions := eventActionsByIDAndType(c, events, "testEvent", "container")
for _, a := range actions {
switch a {
case "create":
createCount++
case "start":
startCount++
case "die":
dieCount++
}
}
assert.Equal(c, createCount, 1, "testEvent should be created 1 times: %v", actions)
assert.Equal(c, startCount, 4, "testEvent should start 4 times: %v", actions)
assert.Equal(c, dieCount, 4, "testEvent should die 4 times: %v", actions)
}
func (s *DockerCLIEventSuite) TestEventsSinceInTheFuture(c *testing.T) {
dockerCmd(c, "run", "--name", "test-container", "-d", "busybox", "true")
waitRun("test-container")
since := daemonTime(c)
until := since.Add(time.Duration(-24) * time.Hour)
out, _, err := dockerCmdWithError("events", "--filter", "image=busybox", "--since", parseEventTime(since), "--until", parseEventTime(until))
assert.ErrorContains(c, err, "")
assert.Assert(c, strings.Contains(out, "cannot be after `until`"))
}
func (s *DockerCLIEventSuite) TestEventsUntilInThePast(c *testing.T) {
since := daemonUnixTime(c)
dockerCmd(c, "run", "--name", "test-container", "-d", "busybox", "true")
waitRun("test-container")
until := daemonUnixTime(c)
dockerCmd(c, "run", "--name", "test-container2", "-d", "busybox", "true")
waitRun("test-container2")
out, _ := dockerCmd(c, "events", "--filter", "image=busybox", "--since", since, "--until", until)
assert.Assert(c, !strings.Contains(out, "test-container2"))
assert.Assert(c, strings.Contains(out, "test-container"))
}
func (s *DockerCLIEventSuite) TestEventsFormat(c *testing.T) {
since := daemonUnixTime(c)
dockerCmd(c, "run", "--rm", "busybox", "true")
dockerCmd(c, "run", "--rm", "busybox", "true")
out, _ := dockerCmd(c, "events", "--since", since, "--until", daemonUnixTime(c), "--format", "{{json .}}")
dec := json.NewDecoder(strings.NewReader(out))
// make sure we got 2 start events
startCount := 0
for {
var err error
var ev eventtypes.Message
if err = dec.Decode(&ev); err == io.EOF {
break
}
assert.NilError(c, err)
if ev.Action == eventtypes.ActionStart {
startCount++
}
}
assert.Equal(c, startCount, 2, "should have had 2 start events but had %d, out: %s", startCount, out)
}
func (s *DockerCLIEventSuite) TestEventsFormatBadFunc(c *testing.T) {
// make sure it fails immediately, without receiving any event
result := dockerCmdWithResult("events", "--format", "{{badFuncString .}}")
result.Assert(c, icmd.Expected{
Error: "exit status 64",
ExitCode: 64,
Err: `Error parsing format: template: :1: function "badFuncString" not defined`,
})
}
func (s *DockerCLIEventSuite) TestEventsFormatBadField(c *testing.T) {
// make sure it fails immediately, without receiving any event
result := dockerCmdWithResult("events", "--format", "{{.badFieldString}}")
result.Assert(c, icmd.Expected{
Error: "exit status 64",
ExitCode: 64,
Err: `Error parsing format: template: :1:2: executing "" at <.badFieldString>: can't evaluate field badFieldString in type *events.Message`,
})
}