200 lines
7.6 KiB
Go
200 lines
7.6 KiB
Go
package main
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import (
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"fmt"
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"strings"
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"time"
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"github.com/docker/docker/integration-cli/checker"
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"github.com/docker/docker/integration-cli/cli"
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"github.com/go-check/check"
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"gotest.tools/icmd"
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)
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// Regression test for https://github.com/docker/docker/issues/7843
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func (s *DockerSuite) TestStartAttachReturnsOnError(c *check.C) {
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// Windows does not support link
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testRequires(c, DaemonIsLinux)
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dockerCmd(c, "run", "--name", "test", "busybox")
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// Expect this to fail because the above container is stopped, this is what we want
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out, _, err := dockerCmdWithError("run", "--name", "test2", "--link", "test:test", "busybox")
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// err shouldn't be nil because container test2 try to link to stopped container
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c.Assert(err, checker.NotNil, check.Commentf("out: %s", out))
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ch := make(chan error)
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go func() {
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// Attempt to start attached to the container that won't start
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// This should return an error immediately since the container can't be started
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if out, _, err := dockerCmdWithError("start", "-a", "test2"); err == nil {
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ch <- fmt.Errorf("Expected error but got none:\n%s", out)
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}
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close(ch)
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}()
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select {
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case err := <-ch:
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c.Assert(err, check.IsNil)
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case <-time.After(5 * time.Second):
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c.Fatalf("Attach did not exit properly")
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}
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}
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// gh#8555: Exit code should be passed through when using start -a
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func (s *DockerSuite) TestStartAttachCorrectExitCode(c *check.C) {
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testRequires(c, DaemonIsLinux)
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out := cli.DockerCmd(c, "run", "-d", "busybox", "sh", "-c", "sleep 2; exit 1").Stdout()
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out = strings.TrimSpace(out)
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// make sure the container has exited before trying the "start -a"
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cli.DockerCmd(c, "wait", out)
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cli.Docker(cli.Args("start", "-a", out)).Assert(c, icmd.Expected{
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ExitCode: 1,
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})
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}
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func (s *DockerSuite) TestStartAttachSilent(c *check.C) {
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name := "teststartattachcorrectexitcode"
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dockerCmd(c, "run", "--name", name, "busybox", "echo", "test")
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// make sure the container has exited before trying the "start -a"
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dockerCmd(c, "wait", name)
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startOut, _ := dockerCmd(c, "start", "-a", name)
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// start -a produced unexpected output
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c.Assert(startOut, checker.Equals, "test\n")
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}
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func (s *DockerSuite) TestStartRecordError(c *check.C) {
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// TODO Windows CI: Requires further porting work. Should be possible.
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testRequires(c, DaemonIsLinux)
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// when container runs successfully, we should not have state.Error
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dockerCmd(c, "run", "-d", "-p", "9999:9999", "--name", "test", "busybox", "top")
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stateErr := inspectField(c, "test", "State.Error")
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// Expected to not have state error
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c.Assert(stateErr, checker.Equals, "")
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// Expect this to fail and records error because of ports conflict
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out, _, err := dockerCmdWithError("run", "-d", "--name", "test2", "-p", "9999:9999", "busybox", "top")
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// err shouldn't be nil because docker run will fail
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c.Assert(err, checker.NotNil, check.Commentf("out: %s", out))
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stateErr = inspectField(c, "test2", "State.Error")
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c.Assert(stateErr, checker.Contains, "port is already allocated")
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// Expect the conflict to be resolved when we stop the initial container
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dockerCmd(c, "stop", "test")
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dockerCmd(c, "start", "test2")
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stateErr = inspectField(c, "test2", "State.Error")
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// Expected to not have state error but got one
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c.Assert(stateErr, checker.Equals, "")
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}
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func (s *DockerSuite) TestStartPausedContainer(c *check.C) {
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// Windows does not support pausing containers
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testRequires(c, IsPausable)
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runSleepingContainer(c, "-d", "--name", "testing")
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dockerCmd(c, "pause", "testing")
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out, _, err := dockerCmdWithError("start", "testing")
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// an error should have been shown that you cannot start paused container
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c.Assert(err, checker.NotNil, check.Commentf("out: %s", out))
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// an error should have been shown that you cannot start paused container
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c.Assert(strings.ToLower(out), checker.Contains, "cannot start a paused container, try unpause instead")
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}
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func (s *DockerSuite) TestStartMultipleContainers(c *check.C) {
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// Windows does not support --link
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testRequires(c, DaemonIsLinux)
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// run a container named 'parent' and create two container link to `parent`
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dockerCmd(c, "run", "-d", "--name", "parent", "busybox", "top")
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for _, container := range []string{"child_first", "child_second"} {
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dockerCmd(c, "create", "--name", container, "--link", "parent:parent", "busybox", "top")
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}
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// stop 'parent' container
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dockerCmd(c, "stop", "parent")
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out := inspectField(c, "parent", "State.Running")
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// Container should be stopped
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c.Assert(out, checker.Equals, "false")
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// start all the three containers, container `child_first` start first which should be failed
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// container 'parent' start second and then start container 'child_second'
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expOut := "Cannot link to a non running container"
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expErr := "failed to start containers: [child_first]"
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out, _, err := dockerCmdWithError("start", "child_first", "parent", "child_second")
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// err shouldn't be nil because start will fail
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c.Assert(err, checker.NotNil, check.Commentf("out: %s", out))
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// output does not correspond to what was expected
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if !(strings.Contains(out, expOut) || strings.Contains(err.Error(), expErr)) {
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c.Fatalf("Expected out: %v with err: %v but got out: %v with err: %v", expOut, expErr, out, err)
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}
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for container, expected := range map[string]string{"parent": "true", "child_first": "false", "child_second": "true"} {
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out := inspectField(c, container, "State.Running")
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// Container running state wrong
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c.Assert(out, checker.Equals, expected)
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}
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}
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func (s *DockerSuite) TestStartAttachMultipleContainers(c *check.C) {
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// run multiple containers to test
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for _, container := range []string{"test1", "test2", "test3"} {
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runSleepingContainer(c, "--name", container)
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}
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// stop all the containers
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for _, container := range []string{"test1", "test2", "test3"} {
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dockerCmd(c, "stop", container)
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}
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// test start and attach multiple containers at once, expected error
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for _, option := range []string{"-a", "-i", "-ai"} {
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out, _, err := dockerCmdWithError("start", option, "test1", "test2", "test3")
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// err shouldn't be nil because start will fail
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c.Assert(err, checker.NotNil, check.Commentf("out: %s", out))
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// output does not correspond to what was expected
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c.Assert(out, checker.Contains, "you cannot start and attach multiple containers at once")
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}
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// confirm the state of all the containers be stopped
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for container, expected := range map[string]string{"test1": "false", "test2": "false", "test3": "false"} {
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out := inspectField(c, container, "State.Running")
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// Container running state wrong
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c.Assert(out, checker.Equals, expected)
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}
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}
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// Test case for #23716
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func (s *DockerSuite) TestStartAttachWithRename(c *check.C) {
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testRequires(c, DaemonIsLinux)
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cli.DockerCmd(c, "create", "-t", "--name", "before", "busybox")
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go func() {
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cli.WaitRun(c, "before")
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cli.DockerCmd(c, "rename", "before", "after")
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cli.DockerCmd(c, "stop", "--time=2", "after")
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}()
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// FIXME(vdemeester) the intent is not clear and potentially racey
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result := cli.Docker(cli.Args("start", "-a", "before")).Assert(c, icmd.Expected{
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ExitCode: 137,
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})
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c.Assert(result.Stderr(), checker.Not(checker.Contains), "No such container")
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}
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func (s *DockerSuite) TestStartReturnCorrectExitCode(c *check.C) {
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dockerCmd(c, "create", "--restart=on-failure:2", "--name", "withRestart", "busybox", "sh", "-c", "exit 11")
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dockerCmd(c, "create", "--rm", "--name", "withRm", "busybox", "sh", "-c", "exit 12")
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out, exitCode, err := dockerCmdWithError("start", "-a", "withRestart")
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c.Assert(err, checker.NotNil)
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c.Assert(exitCode, checker.Equals, 11, check.Commentf("out: %s", out))
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out, exitCode, err = dockerCmdWithError("start", "-a", "withRm")
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c.Assert(err, checker.NotNil)
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c.Assert(exitCode, checker.Equals, 12, check.Commentf("out: %s", out))
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}
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