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package main

import (

"context"

"fmt"

"strings"

"testing"

"time"

"github.com/moby/moby/v2/integration-cli/cli"

"gotest.tools/v3/assert"

is "gotest.tools/v3/assert/cmp"

"gotest.tools/v3/icmd"

)

type DockerCLIStartSuite struct {

ds *DockerSuite

}

func (s *DockerCLIStartSuite) TearDownTest(ctx context.Context, t *testing.T) {

s.ds.TearDownTest(ctx, t)

}

func (s *DockerCLIStartSuite) OnTimeout(t *testing.T) {

s.ds.OnTimeout(t)

}

// Regression test for https://github.com/moby/moby/issues/7843

func (s *DockerCLIStartSuite) TestStartAttachReturnsOnError(c *testing.T) {

// Windows does not support link

testRequires(c, DaemonIsLinux)

cli.DockerCmd(c, "run", "--name", "test", "busybox")

// Expect this to fail because the above container is stopped, this is what we want

out, _, err := dockerCmdWithError("run", "--name", "test2", "--link", "test:test", "busybox")

// err shouldn't be nil because container test2 try to link to stopped container

assert.Assert(c, err != nil, "out: %s", out)

ch := make(chan error, 1)

go func() {

// Attempt to start attached to the container that won't start

// This should return an error immediately since the container can't be started

if out, _, err := dockerCmdWithError("start", "-a", "test2"); err == nil {

ch <- fmt.Errorf("Expected error but got none:\n%s", out)

}

close(ch)

}()

select {

case err := <-ch:

assert.NilError(c, err)

case <-time.After(5 * time.Second):

c.Fatalf("Attach did not exit properly")

}

}

// gh#8555: Exit code should be passed through when using start -a

func (s *DockerCLIStartSuite) TestStartAttachCorrectExitCode(c *testing.T) {

testRequires(c, DaemonIsLinux)

out := cli.DockerCmd(c, "run", "-d", "busybox", "sh", "-c", "sleep 2; exit 1").Stdout()

out = strings.TrimSpace(out)

// make sure the container has exited before trying the "start -a"

cli.DockerCmd(c, "wait", out)

cli.Docker(cli.Args("start", "-a", out)).Assert(c, icmd.Expected{

ExitCode: 1,

})

}

func (s *DockerCLIStartSuite) TestStartAttachSilent(c *testing.T) {

name := "teststartattachcorrectexitcode"

cli.DockerCmd(c, "run", "--name", name, "busybox", "echo", "test")

// make sure the container has exited before trying the "start -a"

cli.DockerCmd(c, "wait", name)

startOut := cli.DockerCmd(c, "start", "-a", name).Combined()

// start -a produced unexpected output

assert.Equal(c, startOut, "test\n")

}

func (s *DockerCLIStartSuite) TestStartRecordError(c *testing.T) {

// TODO Windows CI: Requires further porting work. Should be possible.

testRequires(c, DaemonIsLinux)

// when container runs successfully, we should not have state.Error

cli.DockerCmd(c, "run", "-d", "-p", "9999:9999", "--name", "test", "busybox", "top")

stateErr := inspectField(c, "test", "State.Error")

// Expected to not have state error

assert.Equal(c, stateErr, "")

// Expect this to fail and records error because of ports conflict

out, _, err := dockerCmdWithError("run", "-d", "--name", "test2", "-p", "9999:9999", "busybox", "top")

// err shouldn't be nil because docker run will fail

assert.Assert(c, err != nil, "out: %s", out)

stateErr = inspectField(c, "test2", "State.Error")

assert.Assert(c, is.Contains(stateErr, "port is already allocated"))

// Expect the conflict to be resolved when we stop the initial container

cli.DockerCmd(c, "stop", "test")

cli.DockerCmd(c, "start", "test2")

stateErr = inspectField(c, "test2", "State.Error")

// Expected to not have state error but got one

assert.Equal(c, stateErr, "")

}

func (s *DockerCLIStartSuite) TestStartPausedContainer(c *testing.T) {

// Windows does not support pausing containers

testRequires(c, IsPausable)

runSleepingContainer(c, "-d", "--name", "testing")

cli.DockerCmd(c, "pause", "testing")

out, _, err := dockerCmdWithError("start", "testing")

// an error should have been shown that you cannot start paused container

assert.Assert(c, err != nil, "out: %s", out)

// an error should have been shown that you cannot start paused container

assert.Assert(c, is.Contains(strings.ToLower(out), "cannot start a paused container, try unpause instead"))

}

func (s *DockerCLIStartSuite) TestStartMultipleContainers(c *testing.T) {

// Windows does not support --link

testRequires(c, DaemonIsLinux)

// run a container named 'parent' and create two container link to `parent`

cli.DockerCmd(c, "run", "-d", "--name", "parent", "busybox", "top")

for _, container := range []string{"child_first", "child_second"} {

cli.DockerCmd(c, "create", "--name", container, "--link", "parent:parent", "busybox", "top")

}

// stop 'parent' container

cli.DockerCmd(c, "stop", "parent")

out := inspectField(c, "parent", "State.Running")

// Container should be stopped

assert.Equal(c, out, "false")

// start all the three containers, container `child_first` start first which should be failed

// container 'parent' start second and then start container 'child_second'

const expOut = "Cannot link to a non running container"

const expErr = "failed to start containers: [child_first]"

out, _, err := dockerCmdWithError("start", "child_first", "parent", "child_second")

// err shouldn't be nil because start will fail

assert.Assert(c, err != nil, "out: %s", out)

// output does not correspond to what was expected

if !strings.Contains(out, expOut) && !strings.Contains(err.Error(), expErr) {

c.Fatalf("Expected out: %v with err: %v but got out: %v with err: %v", expOut, expErr, out, err)

}

for container, expected := range map[string]string{"parent": "true", "child_first": "false", "child_second": "true"} {

out := inspectField(c, container, "State.Running")

// Container running state wrong

assert.Equal(c, out, expected)

}

}

func (s *DockerCLIStartSuite) TestStartAttachMultipleContainers(c *testing.T) {

// run multiple containers to test

for _, container := range []string{"test1", "test2", "test3"} {

runSleepingContainer(c, "--name", container)

}

// stop all the containers

for _, container := range []string{"test1", "test2", "test3"} {

cli.DockerCmd(c, "stop", container)

}

// test start and attach multiple containers at once, expected error

for _, option := range []string{"-a", "-i", "-ai"} {

out, _, err := dockerCmdWithError("start", option, "test1", "test2", "test3")

// err shouldn't be nil because start will fail

assert.Assert(c, err != nil, "out: %s", out)

// output does not correspond to what was expected

assert.Assert(c, is.Contains(out, "you cannot start and attach multiple containers at once"))

}

// confirm the state of all the containers be stopped

for container, expected := range map[string]string{"test1": "false", "test2": "false", "test3": "false"} {

out := inspectField(c, container, "State.Running")

// Container running state wrong

assert.Equal(c, out, expected)

}

}

// Test case for #23716

func (s *DockerCLIStartSuite) TestStartAttachWithRename(c *testing.T) {

testRequires(c, DaemonIsLinux)

cli.DockerCmd(c, "create", "-t", "--name", "before", "busybox")

go func() {

cli.WaitRun(c, "before")

cli.DockerCmd(c, "rename", "before", "after")

cli.DockerCmd(c, "stop", "--time=2", "after")

}()

// FIXME(vdemeester) the intent is not clear and potentially racey

result := cli.Docker(cli.Args("start", "-a", "before")).Assert(c, icmd.Expected{

ExitCode: 137,

})

assert.Assert(c, !strings.Contains(result.Stderr(), "No such container"))

}

func (s *DockerCLIStartSuite) TestStartReturnCorrectExitCode(c *testing.T) {

cli.DockerCmd(c, "create", "--restart=on-failure:2", "--name", "withRestart", "busybox", "sh", "-c", "exit 11")

cli.DockerCmd(c, "create", "--rm", "--name", "withRm", "busybox", "sh", "-c", "exit 12")

cli.Docker(cli.Args("start", "-a", "withRestart")).Assert(c, icmd.Expected{ExitCode: 11})

cli.Docker(cli.Args("start", "-a", "withRm")).Assert(c, icmd.Expected{ExitCode: 12})

}