package container // import "github.com/docker/docker/integration/container" import ( "context" "fmt" "strconv" "strings" "testing" "time" "github.com/docker/docker/api/types" "github.com/docker/docker/integration/internal/container" "github.com/docker/docker/internal/test/request" "gotest.tools/assert" "gotest.tools/icmd" "gotest.tools/poll" "gotest.tools/skip" ) func TestStopContainerWithRestartPolicyAlways(t *testing.T) { defer setupTest(t)() client := request.NewAPIClient(t) ctx := context.Background() names := []string{"verifyRestart1-" + t.Name(), "verifyRestart2-" + t.Name()} for _, name := range names { container.Run(t, ctx, client, container.WithName(name), container.WithCmd("false"), func(c *container.TestContainerConfig) { c.HostConfig.RestartPolicy.Name = "always" }) } for _, name := range names { poll.WaitOn(t, container.IsInState(ctx, client, name, "running", "restarting"), poll.WithDelay(100*time.Millisecond)) } for _, name := range names { err := client.ContainerStop(ctx, name, nil) assert.NilError(t, err) } for _, name := range names { poll.WaitOn(t, container.IsStopped(ctx, client, name), poll.WithDelay(100*time.Millisecond)) } } // TestStopContainerWithTimeout checks that ContainerStop with // a timeout works as documented, i.e. in case of negative timeout // waiting is not limited (issue #35311). func TestStopContainerWithTimeout(t *testing.T) { defer setupTest(t)() client := request.NewAPIClient(t) ctx := context.Background() testCmd := container.WithCmd("sh", "-c", "sleep 2 && exit 42") testData := []struct { doc string timeout int expectedExitCode int }{ // In case container is forcefully killed, 137 is returned, // otherwise the exit code from the above script { "zero timeout: expect forceful container kill", 0, 137, }, { "too small timeout: expect forceful container kill", 1, 137, }, { "big enough timeout: expect graceful container stop", 3, 42, }, { "unlimited timeout: expect graceful container stop", -1, 42, }, } for _, d := range testData { d := d t.Run(strconv.Itoa(d.timeout), func(t *testing.T) { t.Parallel() id := container.Run(t, ctx, client, testCmd) timeout := time.Duration(d.timeout) * time.Second err := client.ContainerStop(ctx, id, &timeout) assert.NilError(t, err) poll.WaitOn(t, container.IsStopped(ctx, client, id), poll.WithDelay(100*time.Millisecond)) inspect, err := client.ContainerInspect(ctx, id) assert.NilError(t, err) assert.Equal(t, inspect.State.ExitCode, d.expectedExitCode) }) } } func TestDeleteDevicemapper(t *testing.T) { skip.If(t, testEnv.DaemonInfo.Driver != "devicemapper") skip.If(t, testEnv.IsRemoteDaemon, "cannot start daemon on remote test run") defer setupTest(t)() client := request.NewAPIClient(t) ctx := context.Background() id := container.Run(t, ctx, client, container.WithName("foo-"+t.Name()), container.WithCmd("echo")) poll.WaitOn(t, container.IsStopped(ctx, client, id), poll.WithDelay(100*time.Millisecond)) inspect, err := client.ContainerInspect(ctx, id) assert.NilError(t, err) deviceID := inspect.GraphDriver.Data["DeviceId"] // Find pool name from device name deviceName := inspect.GraphDriver.Data["DeviceName"] devicePrefix := deviceName[:strings.LastIndex(deviceName, "-")] devicePool := fmt.Sprintf("/dev/mapper/%s-pool", devicePrefix) result := icmd.RunCommand("dmsetup", "message", devicePool, "0", fmt.Sprintf("delete %s", deviceID)) result.Assert(t, icmd.Success) err = client.ContainerRemove(ctx, id, types.ContainerRemoveOptions{}) assert.NilError(t, err) }