package main import ( "os/exec" "strings" "github.com/go-check/check" ) func (s *DockerSuite) TestKillContainer(c *check.C) { runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top") out, _, err := runCommandWithOutput(runCmd) if err != nil { c.Fatal(out, err) } cleanedContainerID := strings.TrimSpace(out) c.Assert(waitRun(cleanedContainerID), check.IsNil) killCmd := exec.Command(dockerBinary, "kill", cleanedContainerID) if out, _, err = runCommandWithOutput(killCmd); err != nil { c.Fatalf("failed to kill container: %s, %v", out, err) } listRunningContainersCmd := exec.Command(dockerBinary, "ps", "-q") out, _, err = runCommandWithOutput(listRunningContainersCmd) if err != nil { c.Fatalf("failed to list running containers: %s, %v", out, err) } if strings.Contains(out, cleanedContainerID) { c.Fatal("killed container is still running") } } func (s *DockerSuite) TestKillofStoppedContainer(c *check.C) { runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top") out, _, err := runCommandWithOutput(runCmd) c.Assert(err, check.IsNil) cleanedContainerID := strings.TrimSpace(out) stopCmd := exec.Command(dockerBinary, "stop", cleanedContainerID) out, _, err = runCommandWithOutput(stopCmd) c.Assert(err, check.IsNil) killCmd := exec.Command(dockerBinary, "kill", "-s", "30", cleanedContainerID) _, _, err = runCommandWithOutput(killCmd) c.Assert(err, check.Not(check.IsNil), check.Commentf("Container %s is not running", cleanedContainerID)) } func (s *DockerSuite) TestKillDifferentUserContainer(c *check.C) { runCmd := exec.Command(dockerBinary, "run", "-u", "daemon", "-d", "busybox", "top") out, _, err := runCommandWithOutput(runCmd) if err != nil { c.Fatal(out, err) } cleanedContainerID := strings.TrimSpace(out) c.Assert(waitRun(cleanedContainerID), check.IsNil) killCmd := exec.Command(dockerBinary, "kill", cleanedContainerID) if out, _, err = runCommandWithOutput(killCmd); err != nil { c.Fatalf("failed to kill container: %s, %v", out, err) } listRunningContainersCmd := exec.Command(dockerBinary, "ps", "-q") out, _, err = runCommandWithOutput(listRunningContainersCmd) if err != nil { c.Fatalf("failed to list running containers: %s, %v", out, err) } if strings.Contains(out, cleanedContainerID) { c.Fatal("killed container is still running") } } // regression test about correct signal parsing see #13665 func (s *DockerSuite) TestKillWithSignal(c *check.C) { runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top") out, _, err := runCommandWithOutput(runCmd) c.Assert(err, check.IsNil) cid := strings.TrimSpace(out) c.Assert(waitRun(cid), check.IsNil) killCmd := exec.Command(dockerBinary, "kill", "-s", "SIGWINCH", cid) _, err = runCommand(killCmd) c.Assert(err, check.IsNil) running, err := inspectField(cid, "State.Running") if running != "true" { c.Fatal("Container should be in running state after SIGWINCH") } } func (s *DockerSuite) TestKillWithInvalidSignal(c *check.C) { runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top") out, _, err := runCommandWithOutput(runCmd) c.Assert(err, check.IsNil) cid := strings.TrimSpace(out) c.Assert(waitRun(cid), check.IsNil) killCmd := exec.Command(dockerBinary, "kill", "-s", "0", cid) out, _, err = runCommandWithOutput(killCmd) c.Assert(err, check.NotNil) if !strings.ContainsAny(out, "Invalid signal: 0") { c.Fatal("Kill with an invalid signal didn't error out correctly") } running, err := inspectField(cid, "State.Running") if running != "true" { c.Fatal("Container should be in running state after an invalid signal") } runCmd = exec.Command(dockerBinary, "run", "-d", "busybox", "top") out, _, err = runCommandWithOutput(runCmd) c.Assert(err, check.IsNil) cid = strings.TrimSpace(out) c.Assert(waitRun(cid), check.IsNil) killCmd = exec.Command(dockerBinary, "kill", "-s", "SIG42", cid) out, _, err = runCommandWithOutput(killCmd) c.Assert(err, check.NotNil) if !strings.ContainsAny(out, "Invalid signal: SIG42") { c.Fatal("Kill with an invalid signal error out correctly") } running, err = inspectField(cid, "State.Running") if running != "true" { c.Fatal("Container should be in running state after an invalid signal") } }