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Copy pathdocker_cli_kill_test.go
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docker_cli_kill_test.go
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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")
}
}