| package main |
| |
| import ( |
| "encoding/json" |
| "fmt" |
| "os/exec" |
| "strconv" |
| "strings" |
| "time" |
| |
| "github.com/docker/docker/pkg/integration/checker" |
| "github.com/docker/engine-api/types" |
| "github.com/docker/engine-api/types/container" |
| "github.com/go-check/check" |
| ) |
| |
| func checkValidGraphDriver(c *check.C, name string) { |
| if name != "devicemapper" && name != "overlay" && name != "vfs" && name != "zfs" && name != "btrfs" && name != "aufs" { |
| c.Fatalf("%v is not a valid graph driver name", name) |
| } |
| } |
| |
| func (s *DockerSuite) TestInspectImage(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| imageTest := "emptyfs" |
| // It is important that this ID remain stable. If a code change causes |
| // it to be different, this is equivalent to a cache bust when pulling |
| // a legacy-format manifest. If the check at the end of this function |
| // fails, fix the difference in the image serialization instead of |
| // updating this hash. |
| imageTestID := "sha256:11f64303f0f7ffdc71f001788132bca5346831939a956e3e975c93267d89a16d" |
| id, err := inspectField(imageTest, "Id") |
| c.Assert(err, checker.IsNil) |
| |
| c.Assert(id, checker.Equals, imageTestID) |
| } |
| |
| 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) |
| c.Assert(inspectOut, checker.Equals, "314572800") |
| } |
| |
| 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. |
| |
| out, _ := dockerCmd(c, "run", "--name=busybox", "-d", "busybox", "true") |
| containerID := strings.TrimSpace(out) |
| |
| inspectOut, err := inspectField("busybox", "Id") |
| c.Assert(err, checker.IsNil) |
| c.Assert(strings.TrimSpace(inspectOut), checker.Equals, containerID) |
| } |
| |
| 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, checker.IsNil) |
| c.Assert(inspectOut, checker.Equals, "running") |
| |
| dockerCmd(c, "pause", out) |
| inspectOut, err = inspectField(out, "State.Status") |
| c.Assert(err, checker.IsNil) |
| c.Assert(inspectOut, checker.Equals, "paused") |
| |
| dockerCmd(c, "unpause", out) |
| inspectOut, err = inspectField(out, "State.Status") |
| c.Assert(err, checker.IsNil) |
| c.Assert(inspectOut, checker.Equals, "running") |
| |
| dockerCmd(c, "stop", out) |
| inspectOut, err = inspectField(out, "State.Status") |
| c.Assert(err, checker.IsNil) |
| c.Assert(inspectOut, checker.Equals, "exited") |
| |
| } |
| |
| 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, _ := dockerCmd(c, "inspect", "--type=container", formatStr, "busybox") |
| c.Assert(out, checker.Equals, "true\n") // 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") |
| |
| _, _, err := dockerCmdWithError("inspect", "--type=container", "busybox") |
| // docker inspect should fail, as there is no container named busybox |
| c.Assert(err, checker.NotNil) |
| } |
| |
| 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, _ := dockerCmd(c, "inspect", "--type=image", "busybox") |
| c.Assert(out, checker.Not(checker.Contains), "State") // 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") |
| c.Assert(err, checker.NotNil, check.Commentf("%s", exitCode)) |
| c.Assert(exitCode, checker.Equals, 1, check.Commentf("%s", err)) |
| c.Assert(out, checker.Contains, "not a valid value for --type") |
| } |
| |
| func (s *DockerSuite) TestInspectImageFilterInt(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| imageTest := "emptyfs" |
| out, err := inspectField(imageTest, "Size") |
| c.Assert(err, checker.IsNil) |
| |
| size, err := strconv.Atoi(out) |
| c.Assert(err, checker.IsNil, check.Commentf("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, _ = dockerCmd(c, "inspect", formatStr, imageTest) |
| result, err := strconv.ParseBool(strings.TrimSuffix(out, "\n")) |
| c.Assert(err, checker.IsNil) |
| c.Assert(result, checker.Equals, true) |
| } |
| |
| 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) |
| c.Assert(err, checker.IsNil, check.Commentf("failed to run container: %v, output: %q", err, out)) |
| |
| id := strings.TrimSpace(out) |
| |
| out, err = inspectField(id, "State.ExitCode") |
| c.Assert(err, checker.IsNil) |
| |
| exitCode, err := strconv.Atoi(out) |
| c.Assert(err, checker.IsNil, check.Commentf("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) |
| result, err := strconv.ParseBool(strings.TrimSuffix(out, "\n")) |
| c.Assert(err, checker.IsNil) |
| c.Assert(result, checker.Equals, true) |
| } |
| |
| func (s *DockerSuite) TestInspectImageGraphDriver(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| imageTest := "emptyfs" |
| name, err := inspectField(imageTest, "GraphDriver.Name") |
| c.Assert(err, checker.IsNil) |
| |
| checkValidGraphDriver(c, name) |
| |
| if name != "devicemapper" { |
| c.Skip("requires devicemapper graphdriver") |
| } |
| |
| deviceID, err := inspectField(imageTest, "GraphDriver.Data.DeviceId") |
| c.Assert(err, checker.IsNil) |
| |
| _, err = strconv.Atoi(deviceID) |
| c.Assert(err, checker.IsNil, check.Commentf("failed to inspect DeviceId of the image: %s, %v", deviceID, err)) |
| |
| deviceSize, err := inspectField(imageTest, "GraphDriver.Data.DeviceSize") |
| c.Assert(err, checker.IsNil) |
| |
| _, err = strconv.ParseUint(deviceSize, 10, 64) |
| c.Assert(err, checker.IsNil, check.Commentf("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, checker.IsNil) |
| |
| checkValidGraphDriver(c, name) |
| |
| if name != "devicemapper" { |
| return |
| } |
| |
| imageDeviceID, err := inspectField("busybox", "GraphDriver.Data.DeviceId") |
| c.Assert(err, checker.IsNil) |
| |
| deviceID, err := inspectField(out, "GraphDriver.Data.DeviceId") |
| c.Assert(err, checker.IsNil) |
| |
| c.Assert(imageDeviceID, checker.Not(checker.Equals), deviceID) |
| |
| _, err = strconv.Atoi(deviceID) |
| c.Assert(err, checker.IsNil, check.Commentf("failed to inspect DeviceId of the image: %s, %v", deviceID, err)) |
| |
| deviceSize, err := inspectField(out, "GraphDriver.Data.DeviceSize") |
| c.Assert(err, checker.IsNil) |
| |
| _, err = strconv.ParseUint(deviceSize, 10, 64) |
| c.Assert(err, checker.IsNil, check.Commentf("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, checker.IsNil) |
| |
| var mp []types.MountPoint |
| err = unmarshalJSON([]byte(vol), &mp) |
| c.Assert(err, checker.IsNil) |
| |
| // check that there is only one mountpoint |
| c.Assert(mp, check.HasLen, 1) |
| |
| m := mp[0] |
| |
| c.Assert(m.Name, checker.Equals, "") |
| c.Assert(m.Driver, checker.Equals, "") |
| c.Assert(m.Source, checker.Equals, "/data") |
| c.Assert(m.Destination, checker.Equals, "/data") |
| c.Assert(m.Mode, checker.Equals, "ro,z") |
| c.Assert(m.RW, checker.Equals, 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, checker.IsNil) |
| finishedAt, err := inspectField(id, "State.FinishedAt") |
| c.Assert(err, checker.IsNil) |
| created, err := inspectField(id, "Created") |
| c.Assert(err, checker.IsNil) |
| |
| _, err = time.Parse(time.RFC3339Nano, startedAt) |
| c.Assert(err, checker.IsNil) |
| _, err = time.Parse(time.RFC3339Nano, finishedAt) |
| c.Assert(err, checker.IsNil) |
| _, err = time.Parse(time.RFC3339Nano, created) |
| c.Assert(err, checker.IsNil) |
| |
| created, err = inspectField("busybox", "Created") |
| c.Assert(err, checker.IsNil) |
| |
| _, err = time.Parse(time.RFC3339Nano, created) |
| c.Assert(err, checker.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 container.LogConfig |
| |
| out, err := inspectFieldJSON("test", "HostConfig.LogConfig") |
| c.Assert(err, checker.IsNil, check.Commentf("%v", out)) |
| |
| err = json.NewDecoder(strings.NewReader(out)).Decode(&logConfig) |
| c.Assert(err, checker.IsNil, check.Commentf("%v", out)) |
| |
| c.Assert(logConfig.Type, checker.Equals, "json-file") |
| c.Assert(logConfig.Config["max-file"], checker.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) { |
| // Template parsing error for both the container and image. |
| |
| dockerCmd(c, "run", "--name=container1", "-d", "busybox", "top") |
| |
| out, _, err := dockerCmdWithError("inspect", "--type=container", "--format='Format container: {{.ThisDoesNotExist}}'", "container1") |
| c.Assert(err, check.Not(check.IsNil)) |
| c.Assert(out, checker.Contains, "Template parsing error") |
| |
| out, _, err = dockerCmdWithError("inspect", "--type=image", "--format='Format container: {{.ThisDoesNotExist}}'", "busybox") |
| c.Assert(err, check.Not(check.IsNil)) |
| c.Assert(out, checker.Contains, "Template parsing error") |
| } |
| |
| func (s *DockerSuite) TestInspectJSONFields(c *check.C) { |
| dockerCmd(c, "run", "--name=busybox", "-d", "busybox", "top") |
| out, _, err := dockerCmdWithError("inspect", "--type=container", "--format='{{.HostConfig.Dns}}'", "busybox") |
| |
| c.Assert(err, check.IsNil) |
| c.Assert(out, checker.Equals, "[]\n") |
| } |
| |
| func (s *DockerSuite) TestInspectByPrefix(c *check.C) { |
| id, err := inspectField("busybox", "Id") |
| c.Assert(err, checker.IsNil) |
| c.Assert(id, checker.HasPrefix, "sha256:") |
| |
| id2, err := inspectField(id[:12], "Id") |
| c.Assert(err, checker.IsNil) |
| c.Assert(id, checker.Equals, id2) |
| |
| id3, err := inspectField(strings.TrimPrefix(id, "sha256:")[:12], "Id") |
| c.Assert(err, checker.IsNil) |
| c.Assert(id, checker.Equals, id3) |
| } |
| |
| func (s *DockerSuite) TestInspectStopWhenNotFound(c *check.C) { |
| dockerCmd(c, "run", "--name=busybox", "-d", "busybox", "top") |
| dockerCmd(c, "run", "--name=not-shown", "-d", "busybox", "top") |
| out, _, err := dockerCmdWithError("inspect", "--type=container", "--format='{{.Name}}'", "busybox", "missing", "not-shown") |
| |
| c.Assert(err, checker.Not(check.IsNil)) |
| c.Assert(out, checker.Contains, "busybox") |
| c.Assert(out, checker.Not(checker.Contains), "not-shown") |
| c.Assert(out, checker.Contains, "Error: No such container: missing") |
| } |
| |
| func (s *DockerSuite) TestInspectHistory(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| dockerCmd(c, "run", "--name=testcont", "-d", "busybox", "top") |
| dockerCmd(c, "commit", "-m", "test comment", "testcont", "testimg") |
| out, _, err := dockerCmdWithError("inspect", "--format='{{.Comment}}'", "testimg") |
| |
| c.Assert(err, check.IsNil) |
| c.Assert(out, checker.Contains, "test comment") |
| } |
| |
| func (s *DockerSuite) TestInspectContainerNetworkDefault(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| |
| contName := "test1" |
| dockerCmd(c, "run", "--name", contName, "-d", "busybox", "top") |
| netOut, _ := dockerCmd(c, "network", "inspect", "--format='{{.ID}}'", "bridge") |
| out, err := inspectField(contName, "NetworkSettings.Networks") |
| c.Assert(err, checker.IsNil) |
| c.Assert(out, checker.Contains, "bridge") |
| out, err = inspectField(contName, "NetworkSettings.Networks.bridge.NetworkID") |
| c.Assert(err, checker.IsNil) |
| c.Assert(strings.TrimSpace(out), checker.Equals, strings.TrimSpace(netOut)) |
| } |
| |
| func (s *DockerSuite) TestInspectContainerNetworkCustom(c *check.C) { |
| testRequires(c, DaemonIsLinux) |
| |
| netOut, _ := dockerCmd(c, "network", "create", "net1") |
| dockerCmd(c, "run", "--name=container1", "--net=net1", "-d", "busybox", "top") |
| out, err := inspectField("container1", "NetworkSettings.Networks") |
| c.Assert(err, checker.IsNil) |
| c.Assert(out, checker.Contains, "net1") |
| out, err = inspectField("container1", "NetworkSettings.Networks.net1.NetworkID") |
| c.Assert(err, checker.IsNil) |
| c.Assert(strings.TrimSpace(out), checker.Equals, strings.TrimSpace(netOut)) |
| } |