mirror of
https://github.com/moby/moby.git
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474 lines
17 KiB
Go
474 lines
17 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"os"
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"strconv"
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"strings"
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"testing"
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"time"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/api/types/container"
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"gotest.tools/v3/assert"
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"gotest.tools/v3/icmd"
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)
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type DockerCLIInspectSuite struct {
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ds *DockerSuite
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}
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func (s *DockerCLIInspectSuite) TearDownTest(c *testing.T) {
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s.ds.TearDownTest(c)
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}
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func (s *DockerCLIInspectSuite) OnTimeout(c *testing.T) {
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s.ds.OnTimeout(c)
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}
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func checkValidGraphDriver(c *testing.T, name string) {
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if name != "devicemapper" && name != "overlay" && name != "vfs" && name != "zfs" && name != "btrfs" && name != "aufs" {
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c.Fatalf("%v is not a valid graph driver name", name)
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}
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}
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func (s *DockerCLIInspectSuite) TestInspectImage(c *testing.T) {
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testRequires(c, DaemonIsLinux)
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imageTest := "emptyfs"
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// It is important that this ID remain stable. If a code change causes
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// it to be different, this is equivalent to a cache bust when pulling
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// a legacy-format manifest. If the check at the end of this function
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// fails, fix the difference in the image serialization instead of
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// updating this hash.
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imageTestID := "sha256:11f64303f0f7ffdc71f001788132bca5346831939a956e3e975c93267d89a16d"
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if containerdSnapshotterEnabled() {
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// Under containerd ID of the image is the digest of the manifest list.
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imageTestID = "sha256:e43ca824363c5c56016f6ede3a9035afe0e9bd43333215e0b0bde6193969725d"
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}
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id := inspectField(c, imageTest, "Id")
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assert.Equal(c, id, imageTestID)
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}
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func (s *DockerCLIInspectSuite) TestInspectInt64(c *testing.T) {
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dockerCmd(c, "run", "-d", "-m=300M", "--name", "inspectTest", "busybox", "true")
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inspectOut := inspectField(c, "inspectTest", "HostConfig.Memory")
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assert.Equal(c, inspectOut, "314572800")
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}
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func (s *DockerCLIInspectSuite) TestInspectDefault(c *testing.T) {
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// Both the container and image are named busybox. docker inspect will fetch the container JSON.
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// If the container JSON is not available, it will go for the image JSON.
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out, _ := dockerCmd(c, "run", "--name=busybox", "-d", "busybox", "true")
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containerID := strings.TrimSpace(out)
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inspectOut := inspectField(c, "busybox", "Id")
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assert.Equal(c, strings.TrimSpace(inspectOut), containerID)
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}
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func (s *DockerCLIInspectSuite) TestInspectStatus(c *testing.T) {
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out := runSleepingContainer(c, "-d")
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out = strings.TrimSpace(out)
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inspectOut := inspectField(c, out, "State.Status")
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assert.Equal(c, inspectOut, "running")
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// Windows does not support pause/unpause on Windows Server Containers.
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// (RS1 does for Hyper-V Containers, but production CI is not setup for that)
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if testEnv.OSType != "windows" {
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dockerCmd(c, "pause", out)
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inspectOut = inspectField(c, out, "State.Status")
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assert.Equal(c, inspectOut, "paused")
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dockerCmd(c, "unpause", out)
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inspectOut = inspectField(c, out, "State.Status")
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assert.Equal(c, inspectOut, "running")
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}
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dockerCmd(c, "stop", out)
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inspectOut = inspectField(c, out, "State.Status")
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assert.Equal(c, inspectOut, "exited")
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}
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func (s *DockerCLIInspectSuite) TestInspectTypeFlagContainer(c *testing.T) {
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// Both the container and image are named busybox. docker inspect will fetch container
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// JSON State.Running field. If the field is true, it's a container.
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runSleepingContainer(c, "--name=busybox", "-d")
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formatStr := "--format={{.State.Running}}"
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out, _ := dockerCmd(c, "inspect", "--type=container", formatStr, "busybox")
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assert.Equal(c, out, "true\n") // not a container JSON
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}
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func (s *DockerCLIInspectSuite) TestInspectTypeFlagWithNoContainer(c *testing.T) {
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// Run this test on an image named busybox. docker inspect will try to fetch container
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// JSON. Since there is no container named busybox and --type=container, docker inspect will
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// not try to get the image JSON. It will throw an error.
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dockerCmd(c, "run", "-d", "busybox", "true")
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_, _, err := dockerCmdWithError("inspect", "--type=container", "busybox")
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// docker inspect should fail, as there is no container named busybox
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assert.ErrorContains(c, err, "")
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}
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func (s *DockerCLIInspectSuite) TestInspectTypeFlagWithImage(c *testing.T) {
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// Both the container and image are named busybox. docker inspect will fetch image
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// JSON as --type=image. if there is no image with name busybox, docker inspect
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// will throw an error.
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dockerCmd(c, "run", "--name=busybox", "-d", "busybox", "true")
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out, _ := dockerCmd(c, "inspect", "--type=image", "busybox")
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// not an image JSON
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assert.Assert(c, !strings.Contains(out, "State"))
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}
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func (s *DockerCLIInspectSuite) TestInspectTypeFlagWithInvalidValue(c *testing.T) {
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// Both the container and image are named busybox. docker inspect will fail
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// as --type=foobar is not a valid value for the flag.
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dockerCmd(c, "run", "--name=busybox", "-d", "busybox", "true")
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out, exitCode, err := dockerCmdWithError("inspect", "--type=foobar", "busybox")
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assert.Assert(c, err != nil, "%d", exitCode)
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assert.Equal(c, exitCode, 1, fmt.Sprintf("%s", err))
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assert.Assert(c, strings.Contains(out, "not a valid value for --type"))
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}
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func (s *DockerCLIInspectSuite) TestInspectImageFilterInt(c *testing.T) {
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testRequires(c, DaemonIsLinux)
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imageTest := "emptyfs"
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out := inspectField(c, imageTest, "Size")
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size, err := strconv.Atoi(out)
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assert.Assert(c, err == nil, "failed to inspect size of the image: %s, %v", out, err)
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//now see if the size turns out to be the same
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formatStr := fmt.Sprintf("--format={{eq .Size %d}}", size)
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out, _ = dockerCmd(c, "inspect", formatStr, imageTest)
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result, err := strconv.ParseBool(strings.TrimSuffix(out, "\n"))
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assert.NilError(c, err)
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assert.Equal(c, result, true)
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}
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func (s *DockerCLIInspectSuite) TestInspectContainerFilterInt(c *testing.T) {
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result := icmd.RunCmd(icmd.Cmd{
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Command: []string{dockerBinary, "run", "-i", "-a", "stdin", "busybox", "cat"},
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Stdin: strings.NewReader("blahblah"),
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})
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result.Assert(c, icmd.Success)
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out := result.Stdout()
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id := strings.TrimSpace(out)
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out = inspectField(c, id, "State.ExitCode")
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exitCode, err := strconv.Atoi(out)
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assert.Assert(c, err == nil, "failed to inspect exitcode of the container: %s, %v", out, err)
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//now get the exit code to verify
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formatStr := fmt.Sprintf("--format={{eq .State.ExitCode %d}}", exitCode)
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out, _ = dockerCmd(c, "inspect", formatStr, id)
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inspectResult, err := strconv.ParseBool(strings.TrimSuffix(out, "\n"))
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assert.NilError(c, err)
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assert.Equal(c, inspectResult, true)
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}
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func (s *DockerCLIInspectSuite) TestInspectImageGraphDriver(c *testing.T) {
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testRequires(c, DaemonIsLinux, Devicemapper)
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imageTest := "emptyfs"
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name := inspectField(c, imageTest, "GraphDriver.Name")
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checkValidGraphDriver(c, name)
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deviceID := inspectField(c, imageTest, "GraphDriver.Data.DeviceId")
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_, err := strconv.Atoi(deviceID)
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assert.Assert(c, err == nil, "failed to inspect DeviceId of the image: %s, %v", deviceID, err)
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deviceSize := inspectField(c, imageTest, "GraphDriver.Data.DeviceSize")
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_, err = strconv.ParseUint(deviceSize, 10, 64)
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assert.Assert(c, err == nil, "failed to inspect DeviceSize of the image: %s, %v", deviceSize, err)
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}
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func (s *DockerCLIInspectSuite) TestInspectContainerGraphDriver(c *testing.T) {
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testRequires(c, DaemonIsLinux, Devicemapper)
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out, _ := dockerCmd(c, "run", "-d", "busybox", "true")
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out = strings.TrimSpace(out)
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name := inspectField(c, out, "GraphDriver.Name")
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checkValidGraphDriver(c, name)
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imageDeviceID := inspectField(c, "busybox", "GraphDriver.Data.DeviceId")
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deviceID := inspectField(c, out, "GraphDriver.Data.DeviceId")
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assert.Assert(c, imageDeviceID != deviceID)
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_, err := strconv.Atoi(deviceID)
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assert.Assert(c, err == nil, "failed to inspect DeviceId of the image: %s, %v", deviceID, err)
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deviceSize := inspectField(c, out, "GraphDriver.Data.DeviceSize")
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_, err = strconv.ParseUint(deviceSize, 10, 64)
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assert.Assert(c, err == nil, "failed to inspect DeviceSize of the image: %s, %v", deviceSize, err)
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}
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func (s *DockerCLIInspectSuite) TestInspectBindMountPoint(c *testing.T) {
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modifier := ",z"
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prefix, slash := getPrefixAndSlashFromDaemonPlatform()
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if testEnv.OSType == "windows" {
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modifier = ""
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// Linux creates the host directory if it doesn't exist. Windows does not.
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os.Mkdir(`c:\data`, os.ModeDir)
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}
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dockerCmd(c, "run", "-d", "--name", "test", "-v", prefix+slash+"data:"+prefix+slash+"data:ro"+modifier, "busybox", "cat")
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vol := inspectFieldJSON(c, "test", "Mounts")
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var mp []types.MountPoint
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err := json.Unmarshal([]byte(vol), &mp)
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assert.NilError(c, err)
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// check that there is only one mountpoint
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assert.Equal(c, len(mp), 1)
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m := mp[0]
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assert.Equal(c, m.Name, "")
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assert.Equal(c, m.Driver, "")
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assert.Equal(c, m.Source, prefix+slash+"data")
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assert.Equal(c, m.Destination, prefix+slash+"data")
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if testEnv.OSType != "windows" { // Windows does not set mode
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assert.Equal(c, m.Mode, "ro"+modifier)
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}
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assert.Equal(c, m.RW, false)
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}
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func (s *DockerCLIInspectSuite) TestInspectNamedMountPoint(c *testing.T) {
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prefix, slash := getPrefixAndSlashFromDaemonPlatform()
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dockerCmd(c, "run", "-d", "--name", "test", "-v", "data:"+prefix+slash+"data", "busybox", "cat")
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vol := inspectFieldJSON(c, "test", "Mounts")
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var mp []types.MountPoint
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err := json.Unmarshal([]byte(vol), &mp)
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assert.NilError(c, err)
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// check that there is only one mountpoint
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assert.Equal(c, len(mp), 1)
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m := mp[0]
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assert.Equal(c, m.Name, "data")
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assert.Equal(c, m.Driver, "local")
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assert.Assert(c, m.Source != "")
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assert.Equal(c, m.Destination, prefix+slash+"data")
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assert.Equal(c, m.RW, true)
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}
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// #14947
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func (s *DockerCLIInspectSuite) TestInspectTimesAsRFC3339Nano(c *testing.T) {
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out, _ := dockerCmd(c, "run", "-d", "busybox", "true")
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id := strings.TrimSpace(out)
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startedAt := inspectField(c, id, "State.StartedAt")
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finishedAt := inspectField(c, id, "State.FinishedAt")
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created := inspectField(c, id, "Created")
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_, err := time.Parse(time.RFC3339Nano, startedAt)
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assert.NilError(c, err)
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_, err = time.Parse(time.RFC3339Nano, finishedAt)
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assert.NilError(c, err)
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_, err = time.Parse(time.RFC3339Nano, created)
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assert.NilError(c, err)
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created = inspectField(c, "busybox", "Created")
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_, err = time.Parse(time.RFC3339Nano, created)
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assert.NilError(c, err)
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}
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// #15633
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func (s *DockerCLIInspectSuite) TestInspectLogConfigNoType(c *testing.T) {
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dockerCmd(c, "create", "--name=test", "--log-opt", "max-file=42", "busybox")
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var logConfig container.LogConfig
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out := inspectFieldJSON(c, "test", "HostConfig.LogConfig")
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err := json.NewDecoder(strings.NewReader(out)).Decode(&logConfig)
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assert.Assert(c, err == nil, "%v", out)
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assert.Equal(c, logConfig.Type, "json-file")
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assert.Equal(c, logConfig.Config["max-file"], "42", fmt.Sprintf("%v", logConfig))
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}
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func (s *DockerCLIInspectSuite) TestInspectNoSizeFlagContainer(c *testing.T) {
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// Both the container and image are named busybox. docker inspect will fetch container
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// JSON SizeRw and SizeRootFs field. If there is no flag --size/-s, there are no size fields.
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runSleepingContainer(c, "--name=busybox", "-d")
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formatStr := "--format={{.SizeRw}},{{.SizeRootFs}}"
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out, _ := dockerCmd(c, "inspect", "--type=container", formatStr, "busybox")
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assert.Equal(c, strings.TrimSpace(out), "<nil>,<nil>", fmt.Sprintf("Expected not to display size info: %s", out))
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}
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func (s *DockerCLIInspectSuite) TestInspectSizeFlagContainer(c *testing.T) {
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runSleepingContainer(c, "--name=busybox", "-d")
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formatStr := "--format='{{.SizeRw}},{{.SizeRootFs}}'"
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out, _ := dockerCmd(c, "inspect", "-s", "--type=container", formatStr, "busybox")
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sz := strings.Split(out, ",")
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assert.Assert(c, strings.TrimSpace(sz[0]) != "<nil>")
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assert.Assert(c, strings.TrimSpace(sz[1]) != "<nil>")
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}
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func (s *DockerCLIInspectSuite) TestInspectTemplateError(c *testing.T) {
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// Template parsing error for both the container and image.
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runSleepingContainer(c, "--name=container1", "-d")
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out, _, err := dockerCmdWithError("inspect", "--type=container", "--format='Format container: {{.ThisDoesNotExist}}'", "container1")
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assert.Assert(c, err != nil)
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assert.Assert(c, strings.Contains(out, "Template parsing error"))
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out, _, err = dockerCmdWithError("inspect", "--type=image", "--format='Format container: {{.ThisDoesNotExist}}'", "busybox")
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assert.Assert(c, err != nil)
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assert.Assert(c, strings.Contains(out, "Template parsing error"))
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}
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func (s *DockerCLIInspectSuite) TestInspectJSONFields(c *testing.T) {
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runSleepingContainer(c, "--name=busybox", "-d")
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out, _, err := dockerCmdWithError("inspect", "--type=container", "--format={{.HostConfig.Dns}}", "busybox")
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assert.NilError(c, err)
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assert.Equal(c, out, "[]\n")
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}
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func (s *DockerCLIInspectSuite) TestInspectByPrefix(c *testing.T) {
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id := inspectField(c, "busybox", "Id")
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assert.Assert(c, strings.HasPrefix(id, "sha256:"))
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id2 := inspectField(c, id[:12], "Id")
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assert.Equal(c, id, id2)
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id3 := inspectField(c, strings.TrimPrefix(id, "sha256:")[:12], "Id")
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assert.Equal(c, id, id3)
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}
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func (s *DockerCLIInspectSuite) TestInspectStopWhenNotFound(c *testing.T) {
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runSleepingContainer(c, "--name=busybox1", "-d")
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runSleepingContainer(c, "--name=busybox2", "-d")
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result := dockerCmdWithResult("inspect", "--type=container", "--format='{{.Name}}'", "busybox1", "busybox2", "missing")
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assert.Assert(c, result.Error != nil)
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assert.Assert(c, strings.Contains(result.Stdout(), "busybox1"))
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assert.Assert(c, strings.Contains(result.Stdout(), "busybox2"))
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assert.Assert(c, strings.Contains(result.Stderr(), "Error: No such container: missing"))
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// test inspect would not fast fail
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result = dockerCmdWithResult("inspect", "--type=container", "--format='{{.Name}}'", "missing", "busybox1", "busybox2")
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assert.Assert(c, result.Error != nil)
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assert.Assert(c, strings.Contains(result.Stdout(), "busybox1"))
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assert.Assert(c, strings.Contains(result.Stdout(), "busybox2"))
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assert.Assert(c, strings.Contains(result.Stderr(), "Error: No such container: missing"))
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}
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func (s *DockerCLIInspectSuite) TestInspectHistory(c *testing.T) {
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dockerCmd(c, "run", "--name=testcont", "busybox", "echo", "hello")
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dockerCmd(c, "commit", "-m", "test comment", "testcont", "testimg")
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out, _, err := dockerCmdWithError("inspect", "--format='{{.Comment}}'", "testimg")
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assert.NilError(c, err)
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assert.Assert(c, strings.Contains(out, "test comment"))
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}
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func (s *DockerCLIInspectSuite) TestInspectContainerNetworkDefault(c *testing.T) {
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testRequires(c, DaemonIsLinux)
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contName := "test1"
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dockerCmd(c, "run", "--name", contName, "-d", "busybox", "top")
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netOut, _ := dockerCmd(c, "network", "inspect", "--format={{.ID}}", "bridge")
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out := inspectField(c, contName, "NetworkSettings.Networks")
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assert.Assert(c, strings.Contains(out, "bridge"))
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out = inspectField(c, contName, "NetworkSettings.Networks.bridge.NetworkID")
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assert.Equal(c, strings.TrimSpace(out), strings.TrimSpace(netOut))
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}
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func (s *DockerCLIInspectSuite) TestInspectContainerNetworkCustom(c *testing.T) {
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testRequires(c, DaemonIsLinux)
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netOut, _ := dockerCmd(c, "network", "create", "net1")
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dockerCmd(c, "run", "--name=container1", "--net=net1", "-d", "busybox", "top")
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out := inspectField(c, "container1", "NetworkSettings.Networks")
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assert.Assert(c, strings.Contains(out, "net1"))
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out = inspectField(c, "container1", "NetworkSettings.Networks.net1.NetworkID")
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assert.Equal(c, strings.TrimSpace(out), strings.TrimSpace(netOut))
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}
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func (s *DockerCLIInspectSuite) TestInspectRootFS(c *testing.T) {
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out, _, err := dockerCmdWithError("inspect", "busybox")
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assert.NilError(c, err)
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var imageJSON []types.ImageInspect
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err = json.Unmarshal([]byte(out), &imageJSON)
|
|
assert.NilError(c, err)
|
|
assert.Assert(c, len(imageJSON[0].RootFS.Layers) >= 1)
|
|
}
|
|
|
|
func (s *DockerCLIInspectSuite) TestInspectAmpersand(c *testing.T) {
|
|
testRequires(c, DaemonIsLinux)
|
|
|
|
name := "test"
|
|
out, _ := dockerCmd(c, "run", "--name", name, "--env", `TEST_ENV="soanni&rtr"`, "busybox", "env")
|
|
assert.Assert(c, strings.Contains(out, `soanni&rtr`))
|
|
out, _ = dockerCmd(c, "inspect", name)
|
|
assert.Assert(c, strings.Contains(out, `soanni&rtr`))
|
|
}
|
|
|
|
func (s *DockerCLIInspectSuite) TestInspectPlugin(c *testing.T) {
|
|
testRequires(c, DaemonIsLinux, IsAmd64, Network)
|
|
_, _, err := dockerCmdWithError("plugin", "install", "--grant-all-permissions", pNameWithTag)
|
|
assert.NilError(c, err)
|
|
|
|
out, _, err := dockerCmdWithError("inspect", "--type", "plugin", "--format", "{{.Name}}", pNameWithTag)
|
|
assert.NilError(c, err)
|
|
assert.Equal(c, strings.TrimSpace(out), pNameWithTag)
|
|
|
|
out, _, err = dockerCmdWithError("inspect", "--format", "{{.Name}}", pNameWithTag)
|
|
assert.NilError(c, err)
|
|
assert.Equal(c, strings.TrimSpace(out), pNameWithTag)
|
|
|
|
// Even without tag the inspect still work
|
|
out, _, err = dockerCmdWithError("inspect", "--type", "plugin", "--format", "{{.Name}}", pNameWithTag)
|
|
assert.NilError(c, err)
|
|
assert.Equal(c, strings.TrimSpace(out), pNameWithTag)
|
|
|
|
out, _, err = dockerCmdWithError("inspect", "--format", "{{.Name}}", pNameWithTag)
|
|
assert.NilError(c, err)
|
|
assert.Equal(c, strings.TrimSpace(out), pNameWithTag)
|
|
|
|
_, _, err = dockerCmdWithError("plugin", "disable", pNameWithTag)
|
|
assert.NilError(c, err)
|
|
|
|
out, _, err = dockerCmdWithError("plugin", "remove", pNameWithTag)
|
|
assert.NilError(c, err)
|
|
assert.Assert(c, strings.Contains(out, pNameWithTag))
|
|
}
|
|
|
|
// Test case for 29185
|
|
func (s *DockerCLIInspectSuite) TestInspectUnknownObject(c *testing.T) {
|
|
// This test should work on both Windows and Linux
|
|
out, _, err := dockerCmdWithError("inspect", "foobar")
|
|
assert.ErrorContains(c, err, "")
|
|
assert.Assert(c, strings.Contains(out, "Error: No such object: foobar"))
|
|
assert.ErrorContains(c, err, "Error: No such object: foobar")
|
|
}
|