| package main |
| |
| import ( |
| "encoding/json" |
| "fmt" |
| "os/exec" |
| "strconv" |
| "strings" |
| "time" |
| |
| "github.com/docker/docker/api/types" |
| "github.com/docker/docker/pkg/integration/checker" |
| "github.com/docker/docker/runconfig" |
| "github.com/go-check/check" |
| ) |
| |
| func (s *DockerSuite) TestInspectImage(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| imageTest := "emptyfs" |
| imageTestID := "511136ea3c5a64f264b78b5433614aec563103b4d4702f3ba7d4d2698e22c158" |
| id, err := inspectField(imageTest, "Id") |
| c.Assert(err, check.IsNil) |
| |
| if id != imageTestID { |
| c.Fatalf("Expected id: %s for image: %s but received id: %s", imageTestID, imageTest, id) |
| } |
| } |
| |
| func (s *DockerSuite) TestInspectInt64(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| |
| dockerCmd(c, "run", "-d", "-m=300M", "--name", "inspectTest", "busybox", "true") |
| inspectOut, err := inspectField("inspectTest", "HostConfig.Memory") |
| c.Assert(err, check.IsNil) |
| |
| if inspectOut != "314572800" { |
| c.Fatalf("inspect got wrong value, got: %q, expected: 314572800", inspectOut) |
| } |
| } |
| |
| func (s *DockerSuite) TestInspectDefault(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| //Both the container and image are named busybox. docker inspect will fetch the container JSON. |
| //If the container JSON is not available, it will go for the image JSON. |
| |
| dockerCmd(c, "run", "--name=busybox", "-d", "busybox", "true") |
| dockerCmd(c, "inspect", "busybox") |
| } |
| |
| func (s *DockerSuite) TestInspectStatus(c *check.C) { |
| defer unpauseAllContainers() |
| testRequires(c, DaemonIsLinux) |
| out, _ := dockerCmd(c, "run", "-d", "busybox", "top") |
| out = strings.TrimSpace(out) |
| |
| inspectOut, err := inspectField(out, "State.Status") |
| c.Assert(err, check.IsNil) |
| if inspectOut != "running" { |
| c.Fatalf("inspect got wrong status, got: %q, expected: running", inspectOut) |
| } |
| |
| dockerCmd(c, "pause", out) |
| inspectOut, err = inspectField(out, "State.Status") |
| c.Assert(err, check.IsNil) |
| if inspectOut != "paused" { |
| c.Fatalf("inspect got wrong status, got: %q, expected: paused", inspectOut) |
| } |
| |
| dockerCmd(c, "unpause", out) |
| inspectOut, err = inspectField(out, "State.Status") |
| c.Assert(err, check.IsNil) |
| if inspectOut != "running" { |
| c.Fatalf("inspect got wrong status, got: %q, expected: running", inspectOut) |
| } |
| |
| dockerCmd(c, "stop", out) |
| inspectOut, err = inspectField(out, "State.Status") |
| c.Assert(err, check.IsNil) |
| if inspectOut != "exited" { |
| c.Fatalf("inspect got wrong status, got: %q, expected: exited", inspectOut) |
| } |
| } |
| |
| func (s *DockerSuite) TestInspectTypeFlagContainer(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| //Both the container and image are named busybox. docker inspect will fetch container |
| //JSON State.Running field. If the field is true, it's a container. |
| |
| dockerCmd(c, "run", "--name=busybox", "-d", "busybox", "top") |
| |
| formatStr := "--format='{{.State.Running}}'" |
| out, exitCode, err := dockerCmdWithError("inspect", "--type=container", formatStr, "busybox") |
| if exitCode != 0 || err != nil { |
| c.Fatalf("failed to inspect container: %s, %v", out, err) |
| } |
| |
| if out != "true\n" { |
| c.Fatal("not a container JSON") |
| } |
| } |
| |
| func (s *DockerSuite) TestInspectTypeFlagWithNoContainer(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| //Run this test on an image named busybox. docker inspect will try to fetch container |
| //JSON. Since there is no container named busybox and --type=container, docker inspect will |
| //not try to get the image JSON. It will throw an error. |
| |
| dockerCmd(c, "run", "-d", "busybox", "true") |
| |
| _, exitCode, err := dockerCmdWithError("inspect", "--type=container", "busybox") |
| if exitCode == 0 || err == nil { |
| c.Fatalf("docker inspect should have failed, as there is no container named busybox") |
| } |
| } |
| |
| func (s *DockerSuite) TestInspectTypeFlagWithImage(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| //Both the container and image are named busybox. docker inspect will fetch image |
| //JSON as --type=image. if there is no image with name busybox, docker inspect |
| //will throw an error. |
| |
| dockerCmd(c, "run", "--name=busybox", "-d", "busybox", "true") |
| |
| out, exitCode, err := dockerCmdWithError("inspect", "--type=image", "busybox") |
| if exitCode != 0 || err != nil { |
| c.Fatalf("failed to inspect image: %s, %v", out, err) |
| } |
| |
| if strings.Contains(out, "State") { |
| c.Fatal("not an image JSON") |
| } |
| } |
| |
| func (s *DockerSuite) TestInspectTypeFlagWithInvalidValue(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| //Both the container and image are named busybox. docker inspect will fail |
| //as --type=foobar is not a valid value for the flag. |
| |
| dockerCmd(c, "run", "--name=busybox", "-d", "busybox", "true") |
| |
| out, exitCode, err := dockerCmdWithError("inspect", "--type=foobar", "busybox") |
| if exitCode != 0 || err != nil { |
| if !strings.Contains(out, "not a valid value for --type") { |
| c.Fatalf("failed to inspect image: %s, %v", out, err) |
| } |
| } |
| } |
| |
| func (s *DockerSuite) TestInspectImageFilterInt(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| imageTest := "emptyfs" |
| out, err := inspectField(imageTest, "Size") |
| c.Assert(err, check.IsNil) |
| |
| size, err := strconv.Atoi(out) |
| if err != nil { |
| c.Fatalf("failed to inspect size of the image: %s, %v", out, err) |
| } |
| |
| //now see if the size turns out to be the same |
| formatStr := fmt.Sprintf("--format='{{eq .Size %d}}'", size) |
| out, exitCode, err := dockerCmdWithError("inspect", formatStr, imageTest) |
| if exitCode != 0 || err != nil { |
| c.Fatalf("failed to inspect image: %s, %v", out, err) |
| } |
| if result, err := strconv.ParseBool(strings.TrimSuffix(out, "\n")); err != nil || !result { |
| c.Fatalf("Expected size: %d for image: %s but received size: %s", size, imageTest, strings.TrimSuffix(out, "\n")) |
| } |
| } |
| |
| func (s *DockerSuite) TestInspectContainerFilterInt(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| runCmd := exec.Command(dockerBinary, "run", "-i", "-a", "stdin", "busybox", "cat") |
| runCmd.Stdin = strings.NewReader("blahblah") |
| out, _, _, err := runCommandWithStdoutStderr(runCmd) |
| if err != nil { |
| c.Fatalf("failed to run container: %v, output: %q", err, out) |
| } |
| |
| id := strings.TrimSpace(out) |
| |
| out, err = inspectField(id, "State.ExitCode") |
| c.Assert(err, check.IsNil) |
| |
| exitCode, err := strconv.Atoi(out) |
| if err != nil { |
| c.Fatalf("failed to inspect exitcode of the container: %s, %v", out, err) |
| } |
| |
| //now get the exit code to verify |
| formatStr := fmt.Sprintf("--format='{{eq .State.ExitCode %d}}'", exitCode) |
| out, _ = dockerCmd(c, "inspect", formatStr, id) |
| if result, err := strconv.ParseBool(strings.TrimSuffix(out, "\n")); err != nil || !result { |
| c.Fatalf("Expected exitcode: %d for container: %s", exitCode, id) |
| } |
| } |
| |
| func (s *DockerSuite) TestInspectImageGraphDriver(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| imageTest := "emptyfs" |
| name, err := inspectField(imageTest, "GraphDriver.Name") |
| c.Assert(err, check.IsNil) |
| |
| if name != "devicemapper" && name != "overlay" && name != "vfs" && name != "zfs" && name != "btrfs" && name != "aufs" { |
| c.Fatalf("%v is not a valid graph driver name", name) |
| } |
| |
| if name != "devicemapper" { |
| return |
| } |
| |
| deviceID, err := inspectField(imageTest, "GraphDriver.Data.DeviceId") |
| c.Assert(err, check.IsNil) |
| |
| _, err = strconv.Atoi(deviceID) |
| if err != nil { |
| c.Fatalf("failed to inspect DeviceId of the image: %s, %v", deviceID, err) |
| } |
| |
| deviceSize, err := inspectField(imageTest, "GraphDriver.Data.DeviceSize") |
| c.Assert(err, check.IsNil) |
| |
| _, err = strconv.ParseUint(deviceSize, 10, 64) |
| if err != nil { |
| c.Fatalf("failed to inspect DeviceSize of the image: %s, %v", deviceSize, err) |
| } |
| } |
| |
| func (s *DockerSuite) TestInspectContainerGraphDriver(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| out, _ := dockerCmd(c, "run", "-d", "busybox", "true") |
| out = strings.TrimSpace(out) |
| |
| name, err := inspectField(out, "GraphDriver.Name") |
| c.Assert(err, check.IsNil) |
| |
| if name != "devicemapper" && name != "overlay" && name != "vfs" && name != "zfs" && name != "btrfs" && name != "aufs" { |
| c.Fatalf("%v is not a valid graph driver name", name) |
| } |
| |
| if name != "devicemapper" { |
| return |
| } |
| |
| deviceID, err := inspectField(out, "GraphDriver.Data.DeviceId") |
| c.Assert(err, check.IsNil) |
| |
| _, err = strconv.Atoi(deviceID) |
| if err != nil { |
| c.Fatalf("failed to inspect DeviceId of the image: %s, %v", deviceID, err) |
| } |
| |
| deviceSize, err := inspectField(out, "GraphDriver.Data.DeviceSize") |
| c.Assert(err, check.IsNil) |
| |
| _, err = strconv.ParseUint(deviceSize, 10, 64) |
| if err != nil { |
| c.Fatalf("failed to inspect DeviceSize of the image: %s, %v", deviceSize, err) |
| } |
| } |
| |
| func (s *DockerSuite) TestInspectBindMountPoint(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| dockerCmd(c, "run", "-d", "--name", "test", "-v", "/data:/data:ro,z", "busybox", "cat") |
| |
| vol, err := inspectFieldJSON("test", "Mounts") |
| c.Assert(err, check.IsNil) |
| |
| var mp []types.MountPoint |
| err = unmarshalJSON([]byte(vol), &mp) |
| c.Assert(err, check.IsNil) |
| |
| if len(mp) != 1 { |
| c.Fatalf("Expected 1 mount point, was %v\n", len(mp)) |
| } |
| |
| m := mp[0] |
| |
| if m.Name != "" { |
| c.Fatal("Expected name to be empty") |
| } |
| |
| if m.Driver != "" { |
| c.Fatal("Expected driver to be empty") |
| } |
| |
| if m.Source != "/data" { |
| c.Fatalf("Expected source /data, was %s\n", m.Source) |
| } |
| |
| if m.Destination != "/data" { |
| c.Fatalf("Expected destination /data, was %s\n", m.Destination) |
| } |
| |
| if m.Mode != "ro,z" { |
| c.Fatalf("Expected mode `ro,z`, was %s\n", m.Mode) |
| } |
| |
| if m.RW != false { |
| c.Fatalf("Expected rw to be false") |
| } |
| } |
| |
| // #14947 |
| func (s *DockerSuite) TestInspectTimesAsRFC3339Nano(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| out, _ := dockerCmd(c, "run", "-d", "busybox", "true") |
| id := strings.TrimSpace(out) |
| startedAt, err := inspectField(id, "State.StartedAt") |
| c.Assert(err, check.IsNil) |
| finishedAt, err := inspectField(id, "State.FinishedAt") |
| c.Assert(err, check.IsNil) |
| created, err := inspectField(id, "Created") |
| c.Assert(err, check.IsNil) |
| |
| _, err = time.Parse(time.RFC3339Nano, startedAt) |
| c.Assert(err, check.IsNil) |
| _, err = time.Parse(time.RFC3339Nano, finishedAt) |
| c.Assert(err, check.IsNil) |
| _, err = time.Parse(time.RFC3339Nano, created) |
| c.Assert(err, check.IsNil) |
| |
| created, err = inspectField("busybox", "Created") |
| c.Assert(err, check.IsNil) |
| |
| _, err = time.Parse(time.RFC3339Nano, created) |
| c.Assert(err, check.IsNil) |
| } |
| |
| // #15633 |
| func (s *DockerSuite) TestInspectLogConfigNoType(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| dockerCmd(c, "create", "--name=test", "--log-opt", "max-file=42", "busybox") |
| var logConfig runconfig.LogConfig |
| |
| out, err := inspectFieldJSON("test", "HostConfig.LogConfig") |
| c.Assert(err, check.IsNil) |
| |
| err = json.NewDecoder(strings.NewReader(out)).Decode(&logConfig) |
| c.Assert(err, check.IsNil) |
| |
| c.Assert(logConfig.Type, check.Equals, "json-file") |
| c.Assert(logConfig.Config["max-file"], check.Equals, "42", check.Commentf("%v", logConfig)) |
| } |
| |
| func (s *DockerSuite) TestInspectNoSizeFlagContainer(c *check.C) { |
| |
| //Both the container and image are named busybox. docker inspect will fetch container |
| //JSON SizeRw and SizeRootFs field. If there is no flag --size/-s, there are no size fields. |
| |
| dockerCmd(c, "run", "--name=busybox", "-d", "busybox", "top") |
| |
| formatStr := "--format='{{.SizeRw}},{{.SizeRootFs}}'" |
| out, _ := dockerCmd(c, "inspect", "--type=container", formatStr, "busybox") |
| c.Assert(strings.TrimSpace(out), check.Equals, "<nil>,<nil>", check.Commentf("Exepcted not to display size info: %s", out)) |
| } |
| |
| func (s *DockerSuite) TestInspectSizeFlagContainer(c *check.C) { |
| dockerCmd(c, "run", "--name=busybox", "-d", "busybox", "top") |
| |
| formatStr := "--format='{{.SizeRw}},{{.SizeRootFs}}'" |
| out, _ := dockerCmd(c, "inspect", "-s", "--type=container", formatStr, "busybox") |
| sz := strings.Split(out, ",") |
| |
| c.Assert(strings.TrimSpace(sz[0]), check.Not(check.Equals), "<nil>") |
| c.Assert(strings.TrimSpace(sz[1]), check.Not(check.Equals), "<nil>") |
| } |
| |
| func (s *DockerSuite) TestInspectSizeFlagImage(c *check.C) { |
| dockerCmd(c, "run", "--name=busybox", "-d", "busybox", "top") |
| |
| formatStr := "--format='{{.SizeRw}},{{.SizeRootFs}}'" |
| out, _, err := dockerCmdWithError("inspect", "-s", "--type=image", formatStr, "busybox") |
| |
| // Template error rather than <no value> |
| // This is a more correct behavior because images don't have sizes associated. |
| c.Assert(err, check.Not(check.IsNil)) |
| c.Assert(out, checker.Contains, "Template parsing error") |
| } |
| |
| func (s *DockerSuite) TestInspectTempateError(c *check.C) { |
| //Both the container and image are named busybox. docker inspect will fetch container |
| //JSON State.Running field. If the field is true, it's a container. |
| |
| dockerCmd(c, "run", "--name=busybox", "-d", "busybox", "top") |
| |
| out, _, err := dockerCmdWithError("inspect", "--type=container", "--format='Format container: {{.ThisDoesNotExist}}'", "busybox") |
| |
| c.Assert(err, check.Not(check.IsNil)) |
| c.Assert(out, checker.Contains, "Template parsing error") |
| } |