mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
255 lines
8.7 KiB
Go
255 lines
8.7 KiB
Go
package main
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import (
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"fmt"
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"os/exec"
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"strings"
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"github.com/go-check/check"
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)
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func (s *DockerSuite) TestRmiWithContainerFails(c *check.C) {
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errSubstr := "is using it"
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// create a container
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runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
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out, _, err := runCommandWithOutput(runCmd)
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if err != nil {
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c.Fatalf("failed to create a container: %s, %v", out, err)
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}
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cleanedContainerID := strings.TrimSpace(out)
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// try to delete the image
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runCmd = exec.Command(dockerBinary, "rmi", "busybox")
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out, _, err = runCommandWithOutput(runCmd)
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if err == nil {
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c.Fatalf("Container %q is using image, should not be able to rmi: %q", cleanedContainerID, out)
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}
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if !strings.Contains(out, errSubstr) {
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c.Fatalf("Container %q is using image, error message should contain %q: %v", cleanedContainerID, errSubstr, out)
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}
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// make sure it didn't delete the busybox name
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images, _ := dockerCmd(c, "images")
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if !strings.Contains(images, "busybox") {
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c.Fatalf("The name 'busybox' should not have been removed from images: %q", images)
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}
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}
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func (s *DockerSuite) TestRmiTag(c *check.C) {
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imagesBefore, _ := dockerCmd(c, "images", "-a")
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dockerCmd(c, "tag", "busybox", "utest:tag1")
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dockerCmd(c, "tag", "busybox", "utest/docker:tag2")
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dockerCmd(c, "tag", "busybox", "utest:5000/docker:tag3")
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{
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imagesAfter, _ := dockerCmd(c, "images", "-a")
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if strings.Count(imagesAfter, "\n") != strings.Count(imagesBefore, "\n")+3 {
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c.Fatalf("before: %q\n\nafter: %q\n", imagesBefore, imagesAfter)
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}
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}
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dockerCmd(c, "rmi", "utest/docker:tag2")
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{
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imagesAfter, _ := dockerCmd(c, "images", "-a")
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if strings.Count(imagesAfter, "\n") != strings.Count(imagesBefore, "\n")+2 {
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c.Fatalf("before: %q\n\nafter: %q\n", imagesBefore, imagesAfter)
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}
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}
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dockerCmd(c, "rmi", "utest:5000/docker:tag3")
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{
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imagesAfter, _ := dockerCmd(c, "images", "-a")
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if strings.Count(imagesAfter, "\n") != strings.Count(imagesBefore, "\n")+1 {
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c.Fatalf("before: %q\n\nafter: %q\n", imagesBefore, imagesAfter)
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}
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}
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dockerCmd(c, "rmi", "utest:tag1")
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{
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imagesAfter, _ := dockerCmd(c, "images", "-a")
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if strings.Count(imagesAfter, "\n") != strings.Count(imagesBefore, "\n")+0 {
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c.Fatalf("before: %q\n\nafter: %q\n", imagesBefore, imagesAfter)
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}
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}
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}
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func (s *DockerSuite) TestRmiImgIDMultipleTag(c *check.C) {
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runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "/bin/sh", "-c", "mkdir '/busybox-one'")
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out, _, err := runCommandWithOutput(runCmd)
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if err != nil {
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c.Fatalf("failed to create a container:%s, %v", out, err)
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}
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containerID := strings.TrimSpace(out)
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runCmd = exec.Command(dockerBinary, "commit", containerID, "busybox-one")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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c.Fatalf("failed to commit a new busybox-one:%s, %v", out, err)
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}
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imagesBefore, _ := dockerCmd(c, "images", "-a")
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dockerCmd(c, "tag", "busybox-one", "busybox-one:tag1")
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dockerCmd(c, "tag", "busybox-one", "busybox-one:tag2")
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imagesAfter, _ := dockerCmd(c, "images", "-a")
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if strings.Count(imagesAfter, "\n") != strings.Count(imagesBefore, "\n")+2 {
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c.Fatalf("tag busybox to create 2 more images with same imageID; docker images shows: %q\n", imagesAfter)
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}
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imgID, err := inspectField("busybox-one:tag1", "Id")
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c.Assert(err, check.IsNil)
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// run a container with the image
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out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "run", "-d", "busybox-one", "top"))
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if err != nil {
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c.Fatalf("failed to create a container:%s, %v", out, err)
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}
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containerID = strings.TrimSpace(out)
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// first checkout without force it fails
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out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "rmi", imgID))
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expected := fmt.Sprintf("Conflict, cannot delete %s because the running container %s is using it, stop it and use -f to force", imgID[:12], containerID[:12])
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if err == nil || !strings.Contains(out, expected) {
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c.Fatalf("rmi tagged in multiple repos should have failed without force: %s, %v, expected: %s", out, err, expected)
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}
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dockerCmd(c, "stop", containerID)
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dockerCmd(c, "rmi", "-f", imgID)
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imagesAfter, _ = dockerCmd(c, "images", "-a")
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if strings.Contains(imagesAfter, imgID[:12]) {
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c.Fatalf("rmi -f %s failed, image still exists: %q\n\n", imgID, imagesAfter)
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}
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}
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func (s *DockerSuite) TestRmiImgIDForce(c *check.C) {
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runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "/bin/sh", "-c", "mkdir '/busybox-test'")
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out, _, err := runCommandWithOutput(runCmd)
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if err != nil {
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c.Fatalf("failed to create a container:%s, %v", out, err)
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}
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containerID := strings.TrimSpace(out)
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runCmd = exec.Command(dockerBinary, "commit", containerID, "busybox-test")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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c.Fatalf("failed to commit a new busybox-test:%s, %v", out, err)
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}
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imagesBefore, _ := dockerCmd(c, "images", "-a")
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dockerCmd(c, "tag", "busybox-test", "utest:tag1")
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dockerCmd(c, "tag", "busybox-test", "utest:tag2")
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dockerCmd(c, "tag", "busybox-test", "utest/docker:tag3")
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dockerCmd(c, "tag", "busybox-test", "utest:5000/docker:tag4")
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{
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imagesAfter, _ := dockerCmd(c, "images", "-a")
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if strings.Count(imagesAfter, "\n") != strings.Count(imagesBefore, "\n")+4 {
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c.Fatalf("tag busybox to create 4 more images with same imageID; docker images shows: %q\n", imagesAfter)
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}
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}
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imgID, err := inspectField("busybox-test", "Id")
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c.Assert(err, check.IsNil)
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// first checkout without force it fails
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runCmd = exec.Command(dockerBinary, "rmi", imgID)
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out, _, err = runCommandWithOutput(runCmd)
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if err == nil || !strings.Contains(out, fmt.Sprintf("Conflict, cannot delete image %s because it is tagged in multiple repositories, use -f to force", imgID)) {
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c.Fatalf("rmi tagged in multiple repos should have failed without force:%s, %v", out, err)
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}
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dockerCmd(c, "rmi", "-f", imgID)
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{
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imagesAfter, _ := dockerCmd(c, "images", "-a")
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if strings.Contains(imagesAfter, imgID[:12]) {
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c.Fatalf("rmi -f %s failed, image still exists: %q\n\n", imgID, imagesAfter)
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}
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}
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}
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func (s *DockerSuite) TestRmiTagWithExistingContainers(c *check.C) {
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container := "test-delete-tag"
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newtag := "busybox:newtag"
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bb := "busybox:latest"
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if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "tag", bb, newtag)); err != nil {
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c.Fatalf("Could not tag busybox: %v: %s", err, out)
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}
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if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--name", container, bb, "/bin/true")); err != nil {
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c.Fatalf("Could not run busybox: %v: %s", err, out)
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}
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out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "rmi", newtag))
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if err != nil {
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c.Fatalf("Could not remove tag %s: %v: %s", newtag, err, out)
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}
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if d := strings.Count(out, "Untagged: "); d != 1 {
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c.Fatalf("Expected 1 untagged entry got %d: %q", d, out)
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}
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}
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func (s *DockerSuite) TestRmiForceWithExistingContainers(c *check.C) {
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image := "busybox-clone"
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cmd := exec.Command(dockerBinary, "build", "--no-cache", "-t", image, "-")
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cmd.Stdin = strings.NewReader(`FROM busybox
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MAINTAINER foo`)
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if out, _, err := runCommandWithOutput(cmd); err != nil {
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c.Fatalf("Could not build %s: %s, %v", image, out, err)
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}
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if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--name", "test-force-rmi", image, "/bin/true")); err != nil {
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c.Fatalf("Could not run container: %s, %v", out, err)
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}
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out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "rmi", "-f", image))
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if err != nil {
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c.Fatalf("Could not remove image %s: %s, %v", image, out, err)
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}
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}
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func (s *DockerSuite) TestRmiWithMultipleRepositories(c *check.C) {
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newRepo := "127.0.0.1:5000/busybox"
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oldRepo := "busybox"
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newTag := "busybox:test"
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cmd := exec.Command(dockerBinary, "tag", oldRepo, newRepo)
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out, _, err := runCommandWithOutput(cmd)
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if err != nil {
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c.Fatalf("Could not tag busybox: %v: %s", err, out)
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}
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cmd = exec.Command(dockerBinary, "run", "--name", "test", oldRepo, "touch", "/home/abcd")
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out, _, err = runCommandWithOutput(cmd)
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if err != nil {
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c.Fatalf("failed to run container: %v, output: %s", err, out)
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}
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cmd = exec.Command(dockerBinary, "commit", "test", newTag)
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out, _, err = runCommandWithOutput(cmd)
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if err != nil {
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c.Fatalf("failed to commit container: %v, output: %s", err, out)
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}
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cmd = exec.Command(dockerBinary, "rmi", newTag)
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out, _, err = runCommandWithOutput(cmd)
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if err != nil {
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c.Fatalf("failed to remove image: %v, output: %s", err, out)
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}
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if !strings.Contains(out, "Untagged: "+newTag) {
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c.Fatalf("Could not remove image %s: %s, %v", newTag, out, err)
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}
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}
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func (s *DockerSuite) TestRmiBlank(c *check.C) {
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// try to delete a blank image name
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runCmd := exec.Command(dockerBinary, "rmi", "")
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out, _, err := runCommandWithOutput(runCmd)
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if err == nil {
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c.Fatal("Should have failed to delete '' image")
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}
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if strings.Contains(out, "No such image") {
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c.Fatalf("Wrong error message generated: %s", out)
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}
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}
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