Cleanup container LogEvent calls

Move some calls to container.LogEvent down lower so that there's
less of a chance of them being missed. Also add a few more events
that appear to have been missed.

Added testcases for new events: commit, copy, resize, attach, rename, top

Signed-off-by: Doug Davis <dug@us.ibm.com>
This commit is contained in:
Doug Davis 2015-05-24 11:19:39 -07:00
parent 04c6f09fbd
commit 8232312c1e
16 changed files with 267 additions and 35 deletions

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@ -61,5 +61,6 @@ func (daemon *Daemon) Commit(container *Container, repository, tag, comment, aut
return img, err
}
}
container.LogEvent("commit")
return img, nil
}

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@ -242,6 +242,7 @@ func (container *Container) Start() (err error) {
}
container.toDisk()
container.cleanup()
container.LogEvent("die")
}
}()
@ -375,7 +376,11 @@ func (container *Container) KillSig(sig int) error {
return nil
}
return container.daemon.Kill(container, sig)
if err := container.daemon.Kill(container, sig); err != nil {
return err
}
container.LogEvent("kill")
return nil
}
// Wrapper aroung KillSig() suppressing "no such process" error.
@ -406,6 +411,7 @@ func (container *Container) Pause() error {
return err
}
container.Paused = true
container.LogEvent("pause")
return nil
}
@ -427,6 +433,7 @@ func (container *Container) Unpause() error {
return err
}
container.Paused = false
container.LogEvent("unpause")
return nil
}
@ -488,6 +495,7 @@ func (container *Container) Stop(seconds int) error {
}
}
container.LogEvent("stop")
return nil
}
@ -502,14 +510,24 @@ func (container *Container) Restart(seconds int) error {
if err := container.Stop(seconds); err != nil {
return err
}
return container.Start()
if err := container.Start(); err != nil {
return err
}
container.LogEvent("restart")
return nil
}
func (container *Container) Resize(h, w int) error {
if !container.IsRunning() {
return fmt.Errorf("Cannot resize container %s, container is not running", container.ID)
}
return container.command.ProcessConfig.Terminal.Resize(h, w)
if err := container.command.ProcessConfig.Terminal.Resize(h, w); err != nil {
return err
}
container.LogEvent("resize")
return nil
}
func (container *Container) Export() (archive.Archive, error) {
@ -522,12 +540,13 @@ func (container *Container) Export() (archive.Archive, error) {
container.Unmount()
return nil, err
}
return ioutils.NewReadCloserWrapper(archive, func() error {
err := archive.Close()
container.Unmount()
return err
}),
nil
arch := ioutils.NewReadCloserWrapper(archive, func() error {
err := archive.Close()
container.Unmount()
return err
})
container.LogEvent("export")
return arch, err
}
func (container *Container) Mount() error {
@ -628,13 +647,14 @@ func (container *Container) Copy(resource string) (io.ReadCloser, error) {
if err != nil {
return nil, err
}
return ioutils.NewReadCloserWrapper(archive, func() error {
err := archive.Close()
container.UnmountVolumes(true)
container.Unmount()
return err
}),
nil
reader := ioutils.NewReadCloserWrapper(archive, func() error {
err := archive.Close()
container.UnmountVolumes(true)
container.Unmount()
return err
})
container.LogEvent("copy")
return reader, nil
}
// Returns true if the container exposes a certain port
@ -826,6 +846,7 @@ func (c *Container) Attach(stdin io.ReadCloser, stdout io.Writer, stderr io.Writ
}
func (c *Container) AttachWithLogs(stdin io.ReadCloser, stdout, stderr io.Writer, logs, stream bool) error {
if logs {
logDriver, err := c.getLogger()
cLog, err := logDriver.GetReader()
@ -855,6 +876,8 @@ func (c *Container) AttachWithLogs(stdin io.ReadCloser, stdout, stderr io.Writer
}
}
c.LogEvent("attach")
//stream
if stream {
var stdinPipe io.ReadCloser

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@ -39,7 +39,6 @@ func (daemon *Daemon) ContainerCreate(name string, config *runconfig.Config, hos
return "", warnings, err
}
container.LogEvent("create")
warnings = append(warnings, buildWarnings...)
return container.ID, warnings, nil
@ -142,6 +141,7 @@ func (daemon *Daemon) Create(config *runconfig.Config, hostConfig *runconfig.Hos
if err := container.ToDisk(); err != nil {
return nil, nil, err
}
container.LogEvent("create")
return container, warnings, nil
}

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@ -48,8 +48,6 @@ func (daemon *Daemon) ContainerRm(name string, config *ContainerRmConfig) error
return fmt.Errorf("Cannot destroy container %s: %v", name, err)
}
container.LogEvent("destroy")
if config.RemoveVolume {
container.removeMountPoints()
}
@ -102,6 +100,7 @@ func (daemon *Daemon) rm(container *Container, forceRemove bool) (err error) {
daemon.idIndex.Delete(container.ID)
daemon.containers.Delete(container.ID)
os.RemoveAll(container.root)
container.LogEvent("destroy")
}
}()
@ -130,6 +129,7 @@ func (daemon *Daemon) rm(container *Container, forceRemove bool) (err error) {
daemon.idIndex.Delete(container.ID)
daemon.containers.Delete(container.ID)
container.LogEvent("destroy")
return nil
}

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@ -141,10 +141,10 @@ func (d *Daemon) ContainerExecCreate(config *runconfig.ExecConfig) (string, erro
Running: false,
}
container.LogEvent("exec_create: " + execConfig.ProcessConfig.Entrypoint + " " + strings.Join(execConfig.ProcessConfig.Arguments, " "))
d.registerExecCommand(execConfig)
container.LogEvent("exec_create: " + execConfig.ProcessConfig.Entrypoint + " " + strings.Join(execConfig.ProcessConfig.Arguments, " "))
return execConfig.ID, nil
}

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@ -21,7 +21,5 @@ func (daemon *Daemon) ContainerExport(name string, out io.Writer) error {
if _, err := io.Copy(out, data); err != nil {
return fmt.Errorf("%s: %s", name, err)
}
// FIXME: factor job-specific LogEvent to engine.Job.Run()
container.LogEvent("export")
return nil
}

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@ -26,6 +26,5 @@ func (daemon *Daemon) ContainerKill(name string, sig uint64) error {
return fmt.Errorf("Cannot kill container %s: %s", name, err)
}
}
container.LogEvent("kill")
return nil
}

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@ -12,7 +12,6 @@ func (daemon *Daemon) ContainerPause(name string) error {
if err := container.Pause(); err != nil {
return fmt.Errorf("Cannot pause container %s: %s", name, err)
}
container.LogEvent("pause")
return nil
}

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@ -40,5 +40,6 @@ func (daemon *Daemon) ContainerRename(oldName, newName string) error {
return err
}
container.LogEvent("rename")
return nil
}

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@ -10,6 +10,5 @@ func (daemon *Daemon) ContainerRestart(name string, seconds int) error {
if err := container.Restart(seconds); err != nil {
return fmt.Errorf("Cannot restart container %s: %s\n", name, err)
}
container.LogEvent("restart")
return nil
}

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@ -33,7 +33,6 @@ func (daemon *Daemon) ContainerStart(name string, hostConfig *runconfig.HostConf
}
if err := container.Start(); err != nil {
container.LogEvent("die")
return fmt.Errorf("Cannot start container %s: %s", name, err)
}

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@ -13,6 +13,5 @@ func (daemon *Daemon) ContainerStop(name string, seconds int) error {
if err := container.Stop(seconds); err != nil {
return fmt.Errorf("Cannot stop container %s: %s\n", name, err)
}
container.LogEvent("stop")
return nil
}

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@ -68,5 +68,6 @@ func (daemon *Daemon) ContainerTop(name string, psArgs string) (*types.Container
}
}
}
container.LogEvent("top")
return procList, nil
}

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@ -12,7 +12,6 @@ func (daemon *Daemon) ContainerUnpause(name string) error {
if err := container.Unpause(); err != nil {
return fmt.Errorf("Cannot unpause container %s: %s", name, err)
}
container.LogEvent("unpause")
return nil
}

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@ -1794,7 +1794,7 @@ polling (using since).
Docker containers report the following events:
create, destroy, die, exec_create, exec_start, export, kill, oom, pause, restart, start, stop, unpause
attach, commit, copy, create, destroy, die, exec_create, exec_start, export, kill, oom, pause, rename, resize, restart, start, stop, top, unpause
and Docker images report:

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@ -3,6 +3,7 @@ package main
import (
"bufio"
"fmt"
"net/http"
"os/exec"
"regexp"
"strconv"
@ -141,16 +142,20 @@ func (s *DockerSuite) TestEventsContainerEvents(c *check.C) {
}
events := strings.Split(out, "\n")
events = events[:len(events)-1]
if len(events) < 4 {
if len(events) < 5 {
c.Fatalf("Missing expected event")
}
createEvent := strings.Fields(events[len(events)-4])
createEvent := strings.Fields(events[len(events)-5])
attachEvent := strings.Fields(events[len(events)-4])
startEvent := strings.Fields(events[len(events)-3])
dieEvent := strings.Fields(events[len(events)-2])
destroyEvent := strings.Fields(events[len(events)-1])
if createEvent[len(createEvent)-1] != "create" {
c.Fatalf("event should be create, not %#v", createEvent)
}
if attachEvent[len(createEvent)-1] != "attach" {
c.Fatalf("event should be attach, not %#v", attachEvent)
}
if startEvent[len(startEvent)-1] != "start" {
c.Fatalf("event should be start, not %#v", startEvent)
}
@ -175,16 +180,20 @@ func (s *DockerSuite) TestEventsContainerEventsSinceUnixEpoch(c *check.C) {
}
events := strings.Split(out, "\n")
events = events[:len(events)-1]
if len(events) < 4 {
if len(events) < 5 {
c.Fatalf("Missing expected event")
}
createEvent := strings.Fields(events[len(events)-4])
createEvent := strings.Fields(events[len(events)-5])
attachEvent := strings.Fields(events[len(events)-4])
startEvent := strings.Fields(events[len(events)-3])
dieEvent := strings.Fields(events[len(events)-2])
destroyEvent := strings.Fields(events[len(events)-1])
if createEvent[len(createEvent)-1] != "create" {
c.Fatalf("event should be create, not %#v", createEvent)
}
if attachEvent[len(attachEvent)-1] != "attach" {
c.Fatalf("event should be attach, not %#v", attachEvent)
}
if startEvent[len(startEvent)-1] != "start" {
c.Fatalf("event should be start, not %#v", startEvent)
}
@ -433,7 +442,7 @@ func (s *DockerSuite) TestEventsFilterContainer(c *check.C) {
until := fmt.Sprintf("%d", daemonTime(c).Unix())
checkEvents := func(id string, events []string) error {
if len(events) != 3 { // create, start, die
if len(events) != 4 { // create, attach, start, die
return fmt.Errorf("expected 3 events, got %v", events)
}
for _, event := range events {
@ -563,3 +572,208 @@ func (s *DockerSuite) TestEventsStreaming(c *check.C) {
// ignore, done
}
}
func (s *DockerSuite) TestEventsCommit(c *check.C) {
since := daemonTime(c).Unix()
runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
out, _, err := runCommandWithOutput(runCmd)
if err != nil {
c.Fatalf("Couldn't run top: %s\n%q", out, err)
}
cID := strings.TrimSpace(out)
c.Assert(waitRun(cID), check.IsNil)
cmd := exec.Command(dockerBinary, "commit", "-m", "test", cID)
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatalf("Couldn't commit: %s\n%q", out, err)
}
cmd = exec.Command(dockerBinary, "stop", cID)
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatalf("Couldn't stop: %s\n%q", out, err)
}
cmd = exec.Command(dockerBinary, "events", "-f", "container="+cID, "--until="+strconv.Itoa(int(since)))
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatalf("Couldn't get events: %s\n%q", out, err)
}
if !strings.Contains(out, " commit\n") {
c.Fatalf("Missing 'commit' log event\n%s", out)
}
}
func (s *DockerSuite) TestEventsCopy(c *check.C) {
since := daemonTime(c).Unix()
id, err := buildImage("cpimg", `
FROM busybox
RUN echo HI > /tmp/file`, true)
if err != nil {
c.Fatalf("Couldn't create image: %q", err)
}
runCmd := exec.Command(dockerBinary, "run", "--name=cptest", id, "true")
out, _, err := runCommandWithOutput(runCmd)
if err != nil {
c.Fatalf("Couldn't run top: %s\n%q", out, err)
}
cmd := exec.Command(dockerBinary, "cp", "cptest:/tmp/file", "-")
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatalf("Failed getting file:%q\n%q", out, err)
}
cmd = exec.Command(dockerBinary, "events", "-f", "container=cptest", "--until="+strconv.Itoa(int(since)))
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatalf("Couldn't get events: %s\n%q", out, err)
}
if !strings.Contains(out, " copy\n") {
c.Fatalf("Missing 'copy' log event\n%s", out)
}
}
func (s *DockerSuite) TestEventsResize(c *check.C) {
since := daemonTime(c).Unix()
runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
out, _, err := runCommandWithOutput(runCmd)
if err != nil {
c.Fatalf("Couldn't run top: %s\n%q", out, err)
}
cID := strings.TrimSpace(out)
c.Assert(waitRun(cID), check.IsNil)
endpoint := "/containers/" + cID + "/resize?h=80&w=24"
status, _, err := sockRequest("POST", endpoint, nil)
c.Assert(status, check.Equals, http.StatusOK)
c.Assert(err, check.IsNil)
cmd := exec.Command(dockerBinary, "stop", cID)
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatalf("Couldn't stop: %s\n%q", out, err)
}
cmd = exec.Command(dockerBinary, "events", "-f", "container="+cID, "--until="+strconv.Itoa(int(since)))
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatalf("Couldn't get events: %s\n%q", out, err)
}
if !strings.Contains(out, " resize\n") {
c.Fatalf("Missing 'resize' log event\n%s", out)
}
}
func (s *DockerSuite) TestEventsAttach(c *check.C) {
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, check.IsNil)
defer stdin.Close()
stdout, err := cmd.StdoutPipe()
c.Assert(err, check.IsNil)
defer stdout.Close()
c.Assert(cmd.Start(), check.IsNil)
defer cmd.Process.Kill()
// Make sure we're done attaching by writing/reading some stuff
if _, err := stdin.Write([]byte("hello\n")); err != nil {
c.Fatal(err)
}
out, err = bufio.NewReader(stdout).ReadString('\n')
c.Assert(err, check.IsNil)
if strings.TrimSpace(out) != "hello" {
c.Fatalf("expected 'hello', got %q", out)
}
c.Assert(stdin.Close(), check.IsNil)
cmd = exec.Command(dockerBinary, "stop", cID)
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatalf("Couldn't stop: %s\n%q", out, err)
}
cmd = exec.Command(dockerBinary, "events", "-f", "container="+cID, "--until="+strconv.Itoa(int(since)))
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatalf("Couldn't get events: %s\n%q", out, err)
}
if !strings.Contains(out, " attach\n") {
c.Fatalf("Missing 'attach' log event\n%s", out)
}
}
func (s *DockerSuite) TestEventsRename(c *check.C) {
since := daemonTime(c).Unix()
runCmd := exec.Command(dockerBinary, "run", "--name", "oldName", "busybox", "true")
out, _, err := runCommandWithOutput(runCmd)
if err != nil {
c.Fatalf("Couldn't run true: %s\n%q", out, err)
}
renameCmd := exec.Command(dockerBinary, "rename", "oldName", "newName")
out, _, err = runCommandWithOutput(renameCmd)
if err != nil {
c.Fatalf("Couldn't rename: %s\n%q", out, err)
}
cmd := exec.Command(dockerBinary, "events", "-f", "container=newName", "--until="+strconv.Itoa(int(since)))
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatalf("Couldn't get events: %s\n%q", out, err)
}
if !strings.Contains(out, " rename\n") {
c.Fatalf("Missing 'rename' log event\n%s", out)
}
}
func (s *DockerSuite) TestEventsTop(c *check.C) {
since := daemonTime(c).Unix()
runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
out, _, err := runCommandWithOutput(runCmd)
if err != nil {
c.Fatalf("Couldn't run true: %s\n%q", out, err)
}
cID := strings.TrimSpace(out)
c.Assert(waitRun(cID), check.IsNil)
cmd := exec.Command(dockerBinary, "top", cID)
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatalf("Couldn't run docker top: %s\n%q", out, err)
}
cmd = exec.Command(dockerBinary, "stop", cID)
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatalf("Couldn't stop: %s\n%q", out, err)
}
cmd = exec.Command(dockerBinary, "events", "-f", "container="+cID, "--until="+strconv.Itoa(int(since)))
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatalf("Couldn't get events: %s\n%q", out, err)
}
if !strings.Contains(out, " top\n") {
c.Fatalf("Missing 'top' log event\n%s", out)
}
}