| package main |
| |
| import ( |
| "os/exec" |
| "strings" |
| "time" |
| |
| "github.com/go-check/check" |
| ) |
| |
| func (s *DockerSuite) TestRestartStoppedContainer(c *check.C) { |
| |
| runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "echo", "foobar") |
| out, _, err := runCommandWithOutput(runCmd) |
| if err != nil { |
| c.Fatal(out, err) |
| } |
| |
| cleanedContainerID := strings.TrimSpace(out) |
| |
| runCmd = exec.Command(dockerBinary, "wait", cleanedContainerID) |
| if out, _, err = runCommandWithOutput(runCmd); err != nil { |
| c.Fatal(out, err) |
| } |
| |
| runCmd = exec.Command(dockerBinary, "logs", cleanedContainerID) |
| out, _, err = runCommandWithOutput(runCmd) |
| if err != nil { |
| c.Fatal(out, err) |
| } |
| |
| if out != "foobar\n" { |
| c.Errorf("container should've printed 'foobar'") |
| } |
| |
| runCmd = exec.Command(dockerBinary, "restart", cleanedContainerID) |
| if out, _, err = runCommandWithOutput(runCmd); err != nil { |
| c.Fatal(out, err) |
| } |
| |
| runCmd = exec.Command(dockerBinary, "logs", cleanedContainerID) |
| out, _, err = runCommandWithOutput(runCmd) |
| if err != nil { |
| c.Fatal(out, err) |
| } |
| |
| if out != "foobar\nfoobar\n" { |
| c.Errorf("container should've printed 'foobar' twice") |
| } |
| |
| } |
| |
| func (s *DockerSuite) TestRestartRunningContainer(c *check.C) { |
| |
| runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "sh", "-c", "echo foobar && sleep 30 && echo 'should not print this'") |
| out, _, err := runCommandWithOutput(runCmd) |
| if err != nil { |
| c.Fatal(out, err) |
| } |
| |
| cleanedContainerID := strings.TrimSpace(out) |
| |
| time.Sleep(1 * time.Second) |
| |
| runCmd = exec.Command(dockerBinary, "logs", cleanedContainerID) |
| out, _, err = runCommandWithOutput(runCmd) |
| if err != nil { |
| c.Fatal(out, err) |
| } |
| |
| if out != "foobar\n" { |
| c.Errorf("container should've printed 'foobar'") |
| } |
| |
| runCmd = exec.Command(dockerBinary, "restart", "-t", "1", cleanedContainerID) |
| if out, _, err = runCommandWithOutput(runCmd); err != nil { |
| c.Fatal(out, err) |
| } |
| |
| runCmd = exec.Command(dockerBinary, "logs", cleanedContainerID) |
| out, _, err = runCommandWithOutput(runCmd) |
| if err != nil { |
| c.Fatal(out, err) |
| } |
| |
| time.Sleep(1 * time.Second) |
| |
| if out != "foobar\nfoobar\n" { |
| c.Errorf("container should've printed 'foobar' twice") |
| } |
| |
| } |
| |
| // Test that restarting a container with a volume does not create a new volume on restart. Regression test for #819. |
| func (s *DockerSuite) TestRestartWithVolumes(c *check.C) { |
| |
| runCmd := exec.Command(dockerBinary, "run", "-d", "-v", "/test", "busybox", "top") |
| out, _, err := runCommandWithOutput(runCmd) |
| if err != nil { |
| c.Fatal(out, err) |
| } |
| |
| cleanedContainerID := strings.TrimSpace(out) |
| |
| runCmd = exec.Command(dockerBinary, "inspect", "--format", "{{ len .Volumes }}", cleanedContainerID) |
| out, _, err = runCommandWithOutput(runCmd) |
| if err != nil { |
| c.Fatal(out, err) |
| } |
| |
| if out = strings.Trim(out, " \n\r"); out != "1" { |
| c.Errorf("expect 1 volume received %s", out) |
| } |
| |
| volumes, err := inspectField(cleanedContainerID, ".Volumes") |
| c.Assert(err, check.IsNil) |
| |
| runCmd = exec.Command(dockerBinary, "restart", cleanedContainerID) |
| if out, _, err = runCommandWithOutput(runCmd); err != nil { |
| c.Fatal(out, err) |
| } |
| |
| runCmd = exec.Command(dockerBinary, "inspect", "--format", "{{ len .Volumes }}", cleanedContainerID) |
| out, _, err = runCommandWithOutput(runCmd) |
| if err != nil { |
| c.Fatal(out, err) |
| } |
| |
| if out = strings.Trim(out, " \n\r"); out != "1" { |
| c.Errorf("expect 1 volume after restart received %s", out) |
| } |
| |
| volumesAfterRestart, err := inspectField(cleanedContainerID, ".Volumes") |
| c.Assert(err, check.IsNil) |
| |
| if volumes != volumesAfterRestart { |
| c.Errorf("expected volume path: %s Actual path: %s", volumes, volumesAfterRestart) |
| } |
| |
| } |
| |
| func (s *DockerSuite) TestRestartPolicyNO(c *check.C) { |
| |
| cmd := exec.Command(dockerBinary, "run", "-d", "--restart=no", "busybox", "false") |
| out, _, err := runCommandWithOutput(cmd) |
| if err != nil { |
| c.Fatal(err, out) |
| } |
| |
| id := strings.TrimSpace(string(out)) |
| name, err := inspectField(id, "HostConfig.RestartPolicy.Name") |
| c.Assert(err, check.IsNil) |
| if name != "no" { |
| c.Fatalf("Container restart policy name is %s, expected %s", name, "no") |
| } |
| |
| } |
| |
| func (s *DockerSuite) TestRestartPolicyAlways(c *check.C) { |
| |
| cmd := exec.Command(dockerBinary, "run", "-d", "--restart=always", "busybox", "false") |
| out, _, err := runCommandWithOutput(cmd) |
| if err != nil { |
| c.Fatal(err, out) |
| } |
| |
| id := strings.TrimSpace(string(out)) |
| name, err := inspectField(id, "HostConfig.RestartPolicy.Name") |
| c.Assert(err, check.IsNil) |
| if name != "always" { |
| c.Fatalf("Container restart policy name is %s, expected %s", name, "always") |
| } |
| |
| MaximumRetryCount, err := inspectField(id, "HostConfig.RestartPolicy.MaximumRetryCount") |
| c.Assert(err, check.IsNil) |
| |
| // MaximumRetryCount=0 if the restart policy is always |
| if MaximumRetryCount != "0" { |
| c.Fatalf("Container Maximum Retry Count is %s, expected %s", MaximumRetryCount, "0") |
| } |
| |
| } |
| |
| func (s *DockerSuite) TestRestartPolicyOnFailure(c *check.C) { |
| |
| cmd := exec.Command(dockerBinary, "run", "-d", "--restart=on-failure:1", "busybox", "false") |
| out, _, err := runCommandWithOutput(cmd) |
| if err != nil { |
| c.Fatal(err, out) |
| } |
| |
| id := strings.TrimSpace(string(out)) |
| name, err := inspectField(id, "HostConfig.RestartPolicy.Name") |
| c.Assert(err, check.IsNil) |
| if name != "on-failure" { |
| c.Fatalf("Container restart policy name is %s, expected %s", name, "on-failure") |
| } |
| |
| } |
| |
| // a good container with --restart=on-failure:3 |
| // MaximumRetryCount!=0; RestartCount=0 |
| func (s *DockerSuite) TestContainerRestartwithGoodContainer(c *check.C) { |
| out, err := exec.Command(dockerBinary, "run", "-d", "--restart=on-failure:3", "busybox", "true").CombinedOutput() |
| if err != nil { |
| c.Fatal(string(out), err) |
| } |
| id := strings.TrimSpace(string(out)) |
| if err := waitInspect(id, "{{ .State.Restarting }} {{ .State.Running }}", "false false", 5); err != nil { |
| c.Fatal(err) |
| } |
| count, err := inspectField(id, "RestartCount") |
| c.Assert(err, check.IsNil) |
| if count != "0" { |
| c.Fatalf("Container was restarted %s times, expected %d", count, 0) |
| } |
| MaximumRetryCount, err := inspectField(id, "HostConfig.RestartPolicy.MaximumRetryCount") |
| c.Assert(err, check.IsNil) |
| if MaximumRetryCount != "3" { |
| c.Fatalf("Container Maximum Retry Count is %s, expected %s", MaximumRetryCount, "3") |
| } |
| |
| } |