mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
307 lines
8.6 KiB
Go
307 lines
8.6 KiB
Go
package main
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import (
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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) TestCommitAfterContainerIsDone(c *check.C) {
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runCmd := exec.Command(dockerBinary, "run", "-i", "-a", "stdin", "busybox", "echo", "foo")
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out, _, _, err := runCommandWithStdoutStderr(runCmd)
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if err != nil {
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c.Fatalf("failed to run container: %s, %v", out, err)
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}
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cleanedContainerID := strings.TrimSpace(out)
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waitCmd := exec.Command(dockerBinary, "wait", cleanedContainerID)
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if _, _, err = runCommandWithOutput(waitCmd); err != nil {
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c.Fatalf("error thrown while waiting for container: %s, %v", out, err)
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}
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commitCmd := exec.Command(dockerBinary, "commit", cleanedContainerID)
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out, _, err = runCommandWithOutput(commitCmd)
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if err != nil {
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c.Fatalf("failed to commit container to image: %s, %v", out, err)
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}
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cleanedImageID := strings.TrimSpace(out)
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inspectCmd := exec.Command(dockerBinary, "inspect", cleanedImageID)
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if out, _, err = runCommandWithOutput(inspectCmd); err != nil {
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c.Fatalf("failed to inspect image: %s, %v", out, err)
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}
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}
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func (s *DockerSuite) TestCommitWithoutPause(c *check.C) {
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runCmd := exec.Command(dockerBinary, "run", "-i", "-a", "stdin", "busybox", "echo", "foo")
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out, _, _, err := runCommandWithStdoutStderr(runCmd)
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if err != nil {
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c.Fatalf("failed to run container: %s, %v", out, err)
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}
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cleanedContainerID := strings.TrimSpace(out)
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waitCmd := exec.Command(dockerBinary, "wait", cleanedContainerID)
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if _, _, err = runCommandWithOutput(waitCmd); err != nil {
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c.Fatalf("error thrown while waiting for container: %s, %v", out, err)
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}
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commitCmd := exec.Command(dockerBinary, "commit", "-p=false", cleanedContainerID)
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out, _, err = runCommandWithOutput(commitCmd)
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if err != nil {
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c.Fatalf("failed to commit container to image: %s, %v", out, err)
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}
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cleanedImageID := strings.TrimSpace(out)
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inspectCmd := exec.Command(dockerBinary, "inspect", cleanedImageID)
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if out, _, err = runCommandWithOutput(inspectCmd); err != nil {
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c.Fatalf("failed to inspect image: %s, %v", out, err)
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}
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}
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//test commit a paused container should not unpause it after commit
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func (s *DockerSuite) TestCommitPausedContainer(c *check.C) {
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defer unpauseAllContainers()
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cmd := exec.Command(dockerBinary, "run", "-i", "-d", "busybox")
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out, _, _, err := runCommandWithStdoutStderr(cmd)
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if err != nil {
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c.Fatalf("failed to run container: %v, output: %q", err, out)
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}
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cleanedContainerID := strings.TrimSpace(out)
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cmd = exec.Command(dockerBinary, "pause", cleanedContainerID)
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out, _, _, err = runCommandWithStdoutStderr(cmd)
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if err != nil {
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c.Fatalf("failed to pause container: %v, output: %q", err, out)
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}
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commitCmd := exec.Command(dockerBinary, "commit", cleanedContainerID)
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out, _, err = runCommandWithOutput(commitCmd)
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if err != nil {
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c.Fatalf("failed to commit container to image: %s, %v", out, err)
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}
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out, err = inspectField(cleanedContainerID, "State.Paused")
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c.Assert(err, check.IsNil)
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if !strings.Contains(out, "true") {
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c.Fatalf("commit should not unpause a paused container")
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}
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}
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func (s *DockerSuite) TestCommitNewFile(c *check.C) {
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cmd := exec.Command(dockerBinary, "run", "--name", "commiter", "busybox", "/bin/sh", "-c", "echo koye > /foo")
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if _, err := runCommand(cmd); err != nil {
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c.Fatal(err)
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}
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cmd = exec.Command(dockerBinary, "commit", "commiter")
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imageID, _, err := runCommandWithOutput(cmd)
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if err != nil {
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c.Fatal(err)
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}
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imageID = strings.Trim(imageID, "\r\n")
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cmd = exec.Command(dockerBinary, "run", imageID, "cat", "/foo")
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out, _, err := runCommandWithOutput(cmd)
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if err != nil {
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c.Fatal(err, out)
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}
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if actual := strings.Trim(out, "\r\n"); actual != "koye" {
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c.Fatalf("expected output koye received %q", actual)
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}
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}
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func (s *DockerSuite) TestCommitHardlink(c *check.C) {
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cmd := exec.Command(dockerBinary, "run", "-t", "--name", "hardlinks", "busybox", "sh", "-c", "touch file1 && ln file1 file2 && ls -di file1 file2")
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firstOuput, _, err := runCommandWithOutput(cmd)
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if err != nil {
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c.Fatal(err)
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}
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chunks := strings.Split(strings.TrimSpace(firstOuput), " ")
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inode := chunks[0]
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found := false
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for _, chunk := range chunks[1:] {
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if chunk == inode {
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found = true
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break
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}
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}
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if !found {
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c.Fatalf("Failed to create hardlink in a container. Expected to find %q in %q", inode, chunks[1:])
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}
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cmd = exec.Command(dockerBinary, "commit", "hardlinks", "hardlinks")
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imageID, _, err := runCommandWithOutput(cmd)
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if err != nil {
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c.Fatal(imageID, err)
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}
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imageID = strings.Trim(imageID, "\r\n")
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cmd = exec.Command(dockerBinary, "run", "-t", "hardlinks", "ls", "-di", "file1", "file2")
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secondOuput, _, err := runCommandWithOutput(cmd)
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if err != nil {
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c.Fatal(err)
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}
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chunks = strings.Split(strings.TrimSpace(secondOuput), " ")
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inode = chunks[0]
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found = false
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for _, chunk := range chunks[1:] {
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if chunk == inode {
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found = true
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break
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}
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}
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if !found {
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c.Fatalf("Failed to create hardlink in a container. Expected to find %q in %q", inode, chunks[1:])
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}
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}
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func (s *DockerSuite) TestCommitTTY(c *check.C) {
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cmd := exec.Command(dockerBinary, "run", "-t", "--name", "tty", "busybox", "/bin/ls")
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if _, err := runCommand(cmd); err != nil {
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c.Fatal(err)
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}
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cmd = exec.Command(dockerBinary, "commit", "tty", "ttytest")
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imageID, _, err := runCommandWithOutput(cmd)
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if err != nil {
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c.Fatal(err)
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}
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imageID = strings.Trim(imageID, "\r\n")
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cmd = exec.Command(dockerBinary, "run", "ttytest", "/bin/ls")
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if _, err := runCommand(cmd); err != nil {
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c.Fatal(err)
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}
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}
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func (s *DockerSuite) TestCommitWithHostBindMount(c *check.C) {
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cmd := exec.Command(dockerBinary, "run", "--name", "bind-commit", "-v", "/dev/null:/winning", "busybox", "true")
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if _, err := runCommand(cmd); err != nil {
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c.Fatal(err)
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}
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cmd = exec.Command(dockerBinary, "commit", "bind-commit", "bindtest")
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imageID, _, err := runCommandWithOutput(cmd)
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if err != nil {
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c.Fatal(imageID, err)
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}
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imageID = strings.Trim(imageID, "\r\n")
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cmd = exec.Command(dockerBinary, "run", "bindtest", "true")
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if _, err := runCommand(cmd); err != nil {
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c.Fatal(err)
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}
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}
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func (s *DockerSuite) TestCommitChange(c *check.C) {
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cmd := exec.Command(dockerBinary, "run", "--name", "test", "busybox", "true")
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if _, err := runCommand(cmd); err != nil {
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c.Fatal(err)
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}
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cmd = exec.Command(dockerBinary, "commit",
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"--change", "EXPOSE 8080",
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"--change", "ENV DEBUG true",
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"--change", "ENV test 1",
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"--change", "ENV PATH /foo",
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"--change", "LABEL foo bar",
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"--change", "CMD [\"/bin/sh\"]",
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"--change", "WORKDIR /opt",
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"--change", "ENTRYPOINT [\"/bin/sh\"]",
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"--change", "USER testuser",
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"--change", "VOLUME /var/lib/docker",
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"--change", "ONBUILD /usr/local/bin/python-build --dir /app/src",
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"test", "test-commit")
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imageId, _, err := runCommandWithOutput(cmd)
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if err != nil {
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c.Fatal(imageId, err)
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}
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imageId = strings.Trim(imageId, "\r\n")
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expected := map[string]string{
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"Config.ExposedPorts": "map[8080/tcp:{}]",
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"Config.Env": "[DEBUG=true test=1 PATH=/foo]",
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"Config.Labels": "map[foo:bar]",
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"Config.Cmd": "{[/bin/sh]}",
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"Config.WorkingDir": "/opt",
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"Config.Entrypoint": "{[/bin/sh]}",
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"Config.User": "testuser",
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"Config.Volumes": "map[/var/lib/docker:{}]",
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"Config.OnBuild": "[/usr/local/bin/python-build --dir /app/src]",
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}
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for conf, value := range expected {
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res, err := inspectField(imageId, conf)
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c.Assert(err, check.IsNil)
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if res != value {
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c.Errorf("%s('%s'), expected %s", conf, res, value)
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}
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}
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}
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// TODO: commit --run is deprecated, remove this once --run is removed
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func (s *DockerSuite) TestCommitMergeConfigRun(c *check.C) {
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name := "commit-test"
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out, _ := dockerCmd(c, "run", "-d", "-e=FOO=bar", "busybox", "/bin/sh", "-c", "echo testing > /tmp/foo")
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id := strings.TrimSpace(out)
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dockerCmd(c, "commit", `--run={"Cmd": ["cat", "/tmp/foo"]}`, id, "commit-test")
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out, _ = dockerCmd(c, "run", "--name", name, "commit-test")
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if strings.TrimSpace(out) != "testing" {
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c.Fatal("run config in committed container was not merged")
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}
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type cfg struct {
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Env []string
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Cmd []string
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}
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config1 := cfg{}
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if err := inspectFieldAndMarshall(id, "Config", &config1); err != nil {
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c.Fatal(err)
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}
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config2 := cfg{}
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if err := inspectFieldAndMarshall(name, "Config", &config2); err != nil {
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c.Fatal(err)
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}
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// Env has at least PATH loaded as well here, so let's just grab the FOO one
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var env1, env2 string
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for _, e := range config1.Env {
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if strings.HasPrefix(e, "FOO") {
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env1 = e
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break
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}
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}
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for _, e := range config2.Env {
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if strings.HasPrefix(e, "FOO") {
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env2 = e
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break
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}
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}
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if len(config1.Env) != len(config2.Env) || env1 != env2 && env2 != "" {
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c.Fatalf("expected envs to match: %v - %v", config1.Env, config2.Env)
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}
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}
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