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dc944ea7e4
It prints test name and duration for each test. Also performs deleteAllContainers after each test. Signed-off-by: Alexander Morozov <lk4d4@docker.com>
417 lines
12 KiB
Go
417 lines
12 KiB
Go
package main
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import (
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"fmt"
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"io/ioutil"
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"os"
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"os/exec"
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"path/filepath"
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"reflect"
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"sort"
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"strings"
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"github.com/go-check/check"
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)
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// save a repo using gz compression and try to load it using stdout
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func (s *DockerSuite) TestSaveXzAndLoadRepoStdout(c *check.C) {
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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: %v %v", out, err)
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}
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cleanedContainerID := strings.TrimSpace(out)
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repoName := "foobar-save-load-test-xz-gz"
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inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID)
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out, _, err = runCommandWithOutput(inspectCmd)
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if err != nil {
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c.Fatalf("output should've been a container id: %v %v", cleanedContainerID, err)
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}
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commitCmd := exec.Command(dockerBinary, "commit", cleanedContainerID, repoName)
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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: %v %v", out, err)
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}
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inspectCmd = exec.Command(dockerBinary, "inspect", repoName)
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before, _, err := runCommandWithOutput(inspectCmd)
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if err != nil {
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c.Fatalf("the repo should exist before saving it: %v %v", before, err)
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}
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repoTarball, _, err := runCommandPipelineWithOutput(
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exec.Command(dockerBinary, "save", repoName),
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exec.Command("xz", "-c"),
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exec.Command("gzip", "-c"))
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if err != nil {
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c.Fatalf("failed to save repo: %v %v", out, err)
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}
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deleteImages(repoName)
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loadCmd := exec.Command(dockerBinary, "load")
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loadCmd.Stdin = strings.NewReader(repoTarball)
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out, _, err = runCommandWithOutput(loadCmd)
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if err == nil {
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c.Fatalf("expected error, but succeeded with no error and output: %v", out)
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}
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inspectCmd = exec.Command(dockerBinary, "inspect", repoName)
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after, _, err := runCommandWithOutput(inspectCmd)
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if err == nil {
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c.Fatalf("the repo should not exist: %v", after)
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}
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deleteImages(repoName)
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}
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// save a repo using xz+gz compression and try to load it using stdout
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func (s *DockerSuite) TestSaveXzGzAndLoadRepoStdout(c *check.C) {
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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: %v %v", out, err)
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}
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cleanedContainerID := strings.TrimSpace(out)
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repoName := "foobar-save-load-test-xz-gz"
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inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID)
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out, _, err = runCommandWithOutput(inspectCmd)
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if err != nil {
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c.Fatalf("output should've been a container id: %v %v", cleanedContainerID, err)
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}
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commitCmd := exec.Command(dockerBinary, "commit", cleanedContainerID, repoName)
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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: %v %v", out, err)
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}
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inspectCmd = exec.Command(dockerBinary, "inspect", repoName)
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before, _, err := runCommandWithOutput(inspectCmd)
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if err != nil {
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c.Fatalf("the repo should exist before saving it: %v %v", before, err)
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}
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out, _, err = runCommandPipelineWithOutput(
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exec.Command(dockerBinary, "save", repoName),
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exec.Command("xz", "-c"),
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exec.Command("gzip", "-c"))
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if err != nil {
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c.Fatalf("failed to save repo: %v %v", out, err)
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}
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deleteImages(repoName)
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loadCmd := exec.Command(dockerBinary, "load")
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loadCmd.Stdin = strings.NewReader(out)
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out, _, err = runCommandWithOutput(loadCmd)
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if err == nil {
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c.Fatalf("expected error, but succeeded with no error and output: %v", out)
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}
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inspectCmd = exec.Command(dockerBinary, "inspect", repoName)
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after, _, err := runCommandWithOutput(inspectCmd)
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if err == nil {
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c.Fatalf("the repo should not exist: %v", after)
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}
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deleteContainer(cleanedContainerID)
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deleteImages(repoName)
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}
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func (s *DockerSuite) TestSaveSingleTag(c *check.C) {
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repoName := "foobar-save-single-tag-test"
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tagCmd := exec.Command(dockerBinary, "tag", "busybox:latest", fmt.Sprintf("%v:latest", repoName))
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defer deleteImages(repoName)
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if out, _, err := runCommandWithOutput(tagCmd); err != nil {
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c.Fatalf("failed to tag repo: %s, %v", out, err)
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}
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idCmd := exec.Command(dockerBinary, "images", "-q", "--no-trunc", repoName)
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out, _, err := runCommandWithOutput(idCmd)
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if err != nil {
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c.Fatalf("failed to get repo ID: %s, %v", out, err)
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}
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cleanedImageID := strings.TrimSpace(out)
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out, _, err = runCommandPipelineWithOutput(
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exec.Command(dockerBinary, "save", fmt.Sprintf("%v:latest", repoName)),
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exec.Command("tar", "t"),
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exec.Command("grep", "-E", fmt.Sprintf("(^repositories$|%v)", cleanedImageID)))
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if err != nil {
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c.Fatalf("failed to save repo with image ID and 'repositories' file: %s, %v", out, err)
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}
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}
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func (s *DockerSuite) TestSaveImageId(c *check.C) {
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repoName := "foobar-save-image-id-test"
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tagCmd := exec.Command(dockerBinary, "tag", "emptyfs:latest", fmt.Sprintf("%v:latest", repoName))
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defer deleteImages(repoName)
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if out, _, err := runCommandWithOutput(tagCmd); err != nil {
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c.Fatalf("failed to tag repo: %s, %v", out, err)
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}
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idLongCmd := exec.Command(dockerBinary, "images", "-q", "--no-trunc", repoName)
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out, _, err := runCommandWithOutput(idLongCmd)
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if err != nil {
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c.Fatalf("failed to get repo ID: %s, %v", out, err)
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}
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cleanedLongImageID := strings.TrimSpace(out)
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idShortCmd := exec.Command(dockerBinary, "images", "-q", repoName)
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out, _, err = runCommandWithOutput(idShortCmd)
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if err != nil {
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c.Fatalf("failed to get repo short ID: %s, %v", out, err)
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}
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cleanedShortImageID := strings.TrimSpace(out)
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saveCmd := exec.Command(dockerBinary, "save", cleanedShortImageID)
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tarCmd := exec.Command("tar", "t")
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tarCmd.Stdin, err = saveCmd.StdoutPipe()
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if err != nil {
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c.Fatalf("cannot set stdout pipe for tar: %v", err)
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}
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grepCmd := exec.Command("grep", cleanedLongImageID)
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grepCmd.Stdin, err = tarCmd.StdoutPipe()
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if err != nil {
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c.Fatalf("cannot set stdout pipe for grep: %v", err)
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}
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if err = tarCmd.Start(); err != nil {
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c.Fatalf("tar failed with error: %v", err)
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}
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if err = saveCmd.Start(); err != nil {
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c.Fatalf("docker save failed with error: %v", err)
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}
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defer saveCmd.Wait()
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defer tarCmd.Wait()
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out, _, err = runCommandWithOutput(grepCmd)
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if err != nil {
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c.Fatalf("failed to save repo with image ID: %s, %v", out, err)
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}
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}
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// save a repo and try to load it using flags
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func (s *DockerSuite) TestSaveAndLoadRepoFlags(c *check.C) {
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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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defer deleteContainer(cleanedContainerID)
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repoName := "foobar-save-load-test"
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inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID)
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if out, _, err = runCommandWithOutput(inspectCmd); err != nil {
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c.Fatalf("output should've been a container id: %s, %v", out, err)
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}
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commitCmd := exec.Command(dockerBinary, "commit", cleanedContainerID, repoName)
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deleteImages(repoName)
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if out, _, err = runCommandWithOutput(commitCmd); err != nil {
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c.Fatalf("failed to commit container: %s, %v", out, err)
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}
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inspectCmd = exec.Command(dockerBinary, "inspect", repoName)
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before, _, err := runCommandWithOutput(inspectCmd)
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if err != nil {
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c.Fatalf("the repo should exist before saving it: %s, %v", before, err)
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}
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out, _, err = runCommandPipelineWithOutput(
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exec.Command(dockerBinary, "save", repoName),
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exec.Command(dockerBinary, "load"))
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if err != nil {
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c.Fatalf("failed to save and load repo: %s, %v", out, err)
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}
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inspectCmd = exec.Command(dockerBinary, "inspect", repoName)
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after, _, err := runCommandWithOutput(inspectCmd)
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if err != nil {
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c.Fatalf("the repo should exist after loading it: %s, %v", after, err)
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}
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if before != after {
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c.Fatalf("inspect is not the same after a save / load")
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}
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}
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func (s *DockerSuite) TestSaveMultipleNames(c *check.C) {
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repoName := "foobar-save-multi-name-test"
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// Make one image
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tagCmd := exec.Command(dockerBinary, "tag", "emptyfs:latest", fmt.Sprintf("%v-one:latest", repoName))
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if out, _, err := runCommandWithOutput(tagCmd); err != nil {
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c.Fatalf("failed to tag repo: %s, %v", out, err)
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}
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defer deleteImages(repoName + "-one")
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// Make two images
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tagCmd = exec.Command(dockerBinary, "tag", "emptyfs:latest", fmt.Sprintf("%v-two:latest", repoName))
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out, _, err := runCommandWithOutput(tagCmd)
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if err != nil {
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c.Fatalf("failed to tag repo: %s, %v", out, err)
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}
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defer deleteImages(repoName + "-two")
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out, _, err = runCommandPipelineWithOutput(
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exec.Command(dockerBinary, "save", fmt.Sprintf("%v-one", repoName), fmt.Sprintf("%v-two:latest", repoName)),
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exec.Command("tar", "xO", "repositories"),
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exec.Command("grep", "-q", "-E", "(-one|-two)"),
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)
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if err != nil {
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c.Fatalf("failed to save multiple repos: %s, %v", out, err)
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}
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}
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func (s *DockerSuite) TestSaveRepoWithMultipleImages(c *check.C) {
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makeImage := func(from string, tag string) string {
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runCmd := exec.Command(dockerBinary, "run", "-d", from, "true")
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var (
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out string
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err error
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)
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if out, _, err = runCommandWithOutput(runCmd); err != nil {
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c.Fatalf("failed to create a container: %v %v", out, err)
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}
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cleanedContainerID := strings.TrimSpace(out)
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defer deleteContainer(cleanedContainerID)
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commitCmd := exec.Command(dockerBinary, "commit", cleanedContainerID, tag)
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if out, _, err = runCommandWithOutput(commitCmd); err != nil {
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c.Fatalf("failed to commit container: %v %v", out, err)
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}
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imageID := strings.TrimSpace(out)
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return imageID
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}
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repoName := "foobar-save-multi-images-test"
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tagFoo := repoName + ":foo"
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tagBar := repoName + ":bar"
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idFoo := makeImage("busybox:latest", tagFoo)
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defer deleteImages(idFoo)
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idBar := makeImage("busybox:latest", tagBar)
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defer deleteImages(idBar)
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deleteImages(repoName)
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// create the archive
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out, _, err := runCommandPipelineWithOutput(
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exec.Command(dockerBinary, "save", repoName),
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exec.Command("tar", "t"),
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exec.Command("grep", "VERSION"),
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exec.Command("cut", "-d", "/", "-f1"))
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if err != nil {
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c.Fatalf("failed to save multiple images: %s, %v", out, err)
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}
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actual := strings.Split(strings.TrimSpace(out), "\n")
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// make the list of expected layers
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out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "history", "-q", "--no-trunc", "busybox:latest"))
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if err != nil {
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c.Fatalf("failed to get history: %s, %v", out, err)
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}
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expected := append(strings.Split(strings.TrimSpace(out), "\n"), idFoo, idBar)
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sort.Strings(actual)
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sort.Strings(expected)
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if !reflect.DeepEqual(expected, actual) {
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c.Fatalf("achive does not contains the right layers: got %v, expected %v", actual, expected)
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}
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}
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// Issue #6722 #5892 ensure directories are included in changes
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func (s *DockerSuite) TestSaveDirectoryPermissions(c *check.C) {
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layerEntries := []string{"opt/", "opt/a/", "opt/a/b/", "opt/a/b/c"}
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layerEntriesAUFS := []string{"./", ".wh..wh.aufs", ".wh..wh.orph/", ".wh..wh.plnk/", "opt/", "opt/a/", "opt/a/b/", "opt/a/b/c"}
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name := "save-directory-permissions"
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tmpDir, err := ioutil.TempDir("", "save-layers-with-directories")
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if err != nil {
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c.Errorf("failed to create temporary directory: %s", err)
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}
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extractionDirectory := filepath.Join(tmpDir, "image-extraction-dir")
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os.Mkdir(extractionDirectory, 0777)
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defer os.RemoveAll(tmpDir)
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defer deleteImages(name)
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_, err = buildImage(name,
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`FROM busybox
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RUN adduser -D user && mkdir -p /opt/a/b && chown -R user:user /opt/a
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RUN touch /opt/a/b/c && chown user:user /opt/a/b/c`,
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true)
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if err != nil {
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c.Fatal(err)
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}
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if out, _, err := runCommandPipelineWithOutput(
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exec.Command(dockerBinary, "save", name),
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exec.Command("tar", "-xf", "-", "-C", extractionDirectory),
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); err != nil {
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c.Errorf("failed to save and extract image: %s", out)
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}
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dirs, err := ioutil.ReadDir(extractionDirectory)
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if err != nil {
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c.Errorf("failed to get a listing of the layer directories: %s", err)
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}
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found := false
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for _, entry := range dirs {
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var entriesSansDev []string
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if entry.IsDir() {
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layerPath := filepath.Join(extractionDirectory, entry.Name(), "layer.tar")
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f, err := os.Open(layerPath)
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if err != nil {
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c.Fatalf("failed to open %s: %s", layerPath, err)
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}
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entries, err := ListTar(f)
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for _, e := range entries {
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if !strings.Contains(e, "dev/") {
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entriesSansDev = append(entriesSansDev, e)
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}
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}
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if err != nil {
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c.Fatalf("encountered error while listing tar entries: %s", err)
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}
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if reflect.DeepEqual(entriesSansDev, layerEntries) || reflect.DeepEqual(entriesSansDev, layerEntriesAUFS) {
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found = true
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break
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}
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}
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}
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if !found {
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c.Fatalf("failed to find the layer with the right content listing")
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}
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}
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