package main
 
 import (
 	"strings"

 	"time"

 	"github.com/docker/docker/integration-cli/checker"

 	"github.com/docker/docker/integration-cli/cli"

 	"github.com/docker/docker/integration-cli/request"

 	"github.com/go-check/check"

 	"github.com/gotestyourself/gotestyourself/icmd"

 	"golang.org/x/net/context"

 )
 

 func (s *DockerSuite) TestKillContainer(c *check.C) {

 	out := runSleepingContainer(c, "-d")

 	cleanedContainerID := strings.TrimSpace(out)

 	cli.WaitRun(c, cleanedContainerID)

 	cli.DockerCmd(c, "kill", cleanedContainerID)
 	cli.WaitExited(c, cleanedContainerID, 10*time.Second)

 	out = cli.DockerCmd(c, "ps", "-q").Combined()

 	c.Assert(out, checker.Not(checker.Contains), cleanedContainerID, check.Commentf("killed container is still running"))
 

 }

 func (s *DockerSuite) TestKillOffStoppedContainer(c *check.C) {

 	out := runSleepingContainer(c, "-d")

 	cleanedContainerID := strings.TrimSpace(out)
 

 	cli.DockerCmd(c, "stop", cleanedContainerID)
 	cli.WaitExited(c, cleanedContainerID, 10*time.Second)

 	cli.Docker(cli.Args("kill", "-s", "30", cleanedContainerID)).Assert(c, icmd.Expected{
 		ExitCode: 1,
 	})

 }
 

 func (s *DockerSuite) TestKillDifferentUserContainer(c *check.C) {

 	// TODO Windows: Windows does not yet support -u (Feb 2016).

 	testRequires(c, DaemonIsLinux)

 	out := cli.DockerCmd(c, "run", "-u", "daemon", "-d", "busybox", "top").Combined()

 	cleanedContainerID := strings.TrimSpace(out)

 	cli.WaitRun(c, cleanedContainerID)

 	cli.DockerCmd(c, "kill", cleanedContainerID)
 	cli.WaitExited(c, cleanedContainerID, 10*time.Second)

 	out = cli.DockerCmd(c, "ps", "-q").Combined()

 	c.Assert(out, checker.Not(checker.Contains), cleanedContainerID, check.Commentf("killed container is still running"))
 

 }

 
 // regression test about correct signal parsing see #13665
 func (s *DockerSuite) TestKillWithSignal(c *check.C) {

 	// Cannot port to Windows - does not support signals in the same way Linux does

 	testRequires(c, DaemonIsLinux)

 	out, _ := dockerCmd(c, "run", "-d", "busybox", "top")

 	cid := strings.TrimSpace(out)
 	c.Assert(waitRun(cid), check.IsNil)
 

 	dockerCmd(c, "kill", "-s", "SIGWINCH", cid)

 	time.Sleep(250 * time.Millisecond)

 	running := inspectField(c, cid, "State.Running")

 
 	c.Assert(running, checker.Equals, "true", check.Commentf("Container should be in running state after SIGWINCH"))

 }
 

 func (s *DockerSuite) TestKillWithStopSignalWithSameSignalShouldDisableRestartPolicy(c *check.C) {
 	// Cannot port to Windows - does not support signals int the same way as Linux does
 	testRequires(c, DaemonIsLinux)

 	out := cli.DockerCmd(c, "run", "-d", "--stop-signal=TERM", "--restart=always", "busybox", "top").Combined()

 	cid := strings.TrimSpace(out)

 	cli.WaitRun(c, cid)

 	// Let docker send a TERM signal to the container
 	// It will kill the process and disable the restart policy

 	cli.DockerCmd(c, "kill", "-s", "TERM", cid)
 	cli.WaitExited(c, cid, 10*time.Second)

 	out = cli.DockerCmd(c, "ps", "-q").Combined()

 	c.Assert(out, checker.Not(checker.Contains), cid, check.Commentf("killed container is still running"))
 }
 
 func (s *DockerSuite) TestKillWithStopSignalWithDifferentSignalShouldKeepRestartPolicy(c *check.C) {
 	// Cannot port to Windows - does not support signals int the same way as Linux does
 	testRequires(c, DaemonIsLinux)

 	out := cli.DockerCmd(c, "run", "-d", "--stop-signal=CONT", "--restart=always", "busybox", "top").Combined()

 	cid := strings.TrimSpace(out)

 	cli.WaitRun(c, cid)

 	// Let docker send a TERM signal to the container

 	// It will kill the process, but not disable the restart policy

 	cli.DockerCmd(c, "kill", "-s", "TERM", cid)
 	cli.WaitRestart(c, cid, 10*time.Second)

 
 	// Restart policy should still be in place, so it should be still running

 	cli.WaitRun(c, cid)

 }
 
 // FIXME(vdemeester) should be a unit test

 func (s *DockerSuite) TestKillWithInvalidSignal(c *check.C) {

 	out := runSleepingContainer(c, "-d")

 	cid := strings.TrimSpace(out)
 	c.Assert(waitRun(cid), check.IsNil)
 

 	out, _, err := dockerCmdWithError("kill", "-s", "0", cid)

 	c.Assert(err, check.NotNil)

 	c.Assert(out, checker.Contains, "Invalid signal: 0", check.Commentf("Kill with an invalid signal didn't error out correctly"))

 	running := inspectField(c, cid, "State.Running")

 	c.Assert(running, checker.Equals, "true", check.Commentf("Container should be in running state after an invalid signal"))

 	out = runSleepingContainer(c, "-d")

 	cid = strings.TrimSpace(out)
 	c.Assert(waitRun(cid), check.IsNil)
 

 	out, _, err = dockerCmdWithError("kill", "-s", "SIG42", cid)

 	c.Assert(err, check.NotNil)

 	c.Assert(out, checker.Contains, "Invalid signal: SIG42", check.Commentf("Kill with an invalid signal error out correctly"))

 	running = inspectField(c, cid, "State.Running")

 	c.Assert(running, checker.Equals, "true", check.Commentf("Container should be in running state after an invalid signal"))
 

 }

 func (s *DockerSuite) TestKillStoppedContainerAPIPre120(c *check.C) {

 	testRequires(c, DaemonIsLinux) // Windows only supports 1.25 or later

 	runSleepingContainer(c, "--name", "docker-kill-test-api", "-d")

 	dockerCmd(c, "stop", "docker-kill-test-api")

 	cli, err := request.NewEnvClientWithVersion("v1.19")

 	c.Assert(err, check.IsNil)
 	defer cli.Close()
 	err = cli.ContainerKill(context.Background(), "docker-kill-test-api", "SIGKILL")

 	c.Assert(err, check.IsNil)
 }