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moby--moby/integration-cli/docker_cli_pull_local_test.go
Ken Cochrane aee260d4eb Remove email address field from login
This removes the email prompt when you use docker login, and also removes the ability to register via the docker cli. Docker login, will strictly be used for logging into a registry server.

Signed-off-by: Ken Cochrane <kencochrane@gmail.com>
2016-02-29 17:53:27 -08:00

398 lines
12 KiB
Go

package main
import (
"encoding/json"
"fmt"
"io/ioutil"
"os"
"os/exec"
"path/filepath"
"runtime"
"strings"
"github.com/docker/distribution"
"github.com/docker/distribution/digest"
"github.com/docker/distribution/manifest"
"github.com/docker/distribution/manifest/manifestlist"
"github.com/docker/distribution/manifest/schema2"
"github.com/docker/docker/pkg/integration/checker"
"github.com/go-check/check"
)
// testPullImageWithAliases pulls a specific image tag and verifies that any aliases (i.e., other
// tags for the same image) are not also pulled down.
//
// Ref: docker/docker#8141
func testPullImageWithAliases(c *check.C) {
repoName := fmt.Sprintf("%v/dockercli/busybox", privateRegistryURL)
repos := []string{}
for _, tag := range []string{"recent", "fresh"} {
repos = append(repos, fmt.Sprintf("%v:%v", repoName, tag))
}
// Tag and push the same image multiple times.
for _, repo := range repos {
dockerCmd(c, "tag", "busybox", repo)
dockerCmd(c, "push", repo)
}
// Clear local images store.
args := append([]string{"rmi"}, repos...)
dockerCmd(c, args...)
// Pull a single tag and verify it doesn't bring down all aliases.
dockerCmd(c, "pull", repos[0])
dockerCmd(c, "inspect", repos[0])
for _, repo := range repos[1:] {
_, _, err := dockerCmdWithError("inspect", repo)
c.Assert(err, checker.NotNil, check.Commentf("Image %v shouldn't have been pulled down", repo))
}
}
func (s *DockerRegistrySuite) TestPullImageWithAliases(c *check.C) {
testPullImageWithAliases(c)
}
func (s *DockerSchema1RegistrySuite) TestPullImageWithAliases(c *check.C) {
testPullImageWithAliases(c)
}
// testConcurrentPullWholeRepo pulls the same repo concurrently.
func testConcurrentPullWholeRepo(c *check.C) {
repoName := fmt.Sprintf("%v/dockercli/busybox", privateRegistryURL)
repos := []string{}
for _, tag := range []string{"recent", "fresh", "todays"} {
repo := fmt.Sprintf("%v:%v", repoName, tag)
_, err := buildImage(repo, fmt.Sprintf(`
FROM busybox
ENTRYPOINT ["/bin/echo"]
ENV FOO foo
ENV BAR bar
CMD echo %s
`, repo), true)
c.Assert(err, checker.IsNil)
dockerCmd(c, "push", repo)
repos = append(repos, repo)
}
// Clear local images store.
args := append([]string{"rmi"}, repos...)
dockerCmd(c, args...)
// Run multiple re-pulls concurrently
results := make(chan error)
numPulls := 3
for i := 0; i != numPulls; i++ {
go func() {
_, _, err := runCommandWithOutput(exec.Command(dockerBinary, "pull", "-a", repoName))
results <- err
}()
}
// These checks are separate from the loop above because the check
// package is not goroutine-safe.
for i := 0; i != numPulls; i++ {
err := <-results
c.Assert(err, checker.IsNil, check.Commentf("concurrent pull failed with error: %v", err))
}
// Ensure all tags were pulled successfully
for _, repo := range repos {
dockerCmd(c, "inspect", repo)
out, _ := dockerCmd(c, "run", "--rm", repo)
c.Assert(strings.TrimSpace(out), checker.Equals, "/bin/sh -c echo "+repo)
}
}
func (s *DockerRegistrySuite) testConcurrentPullWholeRepo(c *check.C) {
testConcurrentPullWholeRepo(c)
}
func (s *DockerSchema1RegistrySuite) testConcurrentPullWholeRepo(c *check.C) {
testConcurrentPullWholeRepo(c)
}
// testConcurrentFailingPull tries a concurrent pull that doesn't succeed.
func testConcurrentFailingPull(c *check.C) {
repoName := fmt.Sprintf("%v/dockercli/busybox", privateRegistryURL)
// Run multiple pulls concurrently
results := make(chan error)
numPulls := 3
for i := 0; i != numPulls; i++ {
go func() {
_, _, err := runCommandWithOutput(exec.Command(dockerBinary, "pull", repoName+":asdfasdf"))
results <- err
}()
}
// These checks are separate from the loop above because the check
// package is not goroutine-safe.
for i := 0; i != numPulls; i++ {
err := <-results
c.Assert(err, checker.NotNil, check.Commentf("expected pull to fail"))
}
}
func (s *DockerRegistrySuite) testConcurrentFailingPull(c *check.C) {
testConcurrentFailingPull(c)
}
func (s *DockerSchema1RegistrySuite) testConcurrentFailingPull(c *check.C) {
testConcurrentFailingPull(c)
}
// testConcurrentPullMultipleTags pulls multiple tags from the same repo
// concurrently.
func testConcurrentPullMultipleTags(c *check.C) {
repoName := fmt.Sprintf("%v/dockercli/busybox", privateRegistryURL)
repos := []string{}
for _, tag := range []string{"recent", "fresh", "todays"} {
repo := fmt.Sprintf("%v:%v", repoName, tag)
_, err := buildImage(repo, fmt.Sprintf(`
FROM busybox
ENTRYPOINT ["/bin/echo"]
ENV FOO foo
ENV BAR bar
CMD echo %s
`, repo), true)
c.Assert(err, checker.IsNil)
dockerCmd(c, "push", repo)
repos = append(repos, repo)
}
// Clear local images store.
args := append([]string{"rmi"}, repos...)
dockerCmd(c, args...)
// Re-pull individual tags, in parallel
results := make(chan error)
for _, repo := range repos {
go func(repo string) {
_, _, err := runCommandWithOutput(exec.Command(dockerBinary, "pull", repo))
results <- err
}(repo)
}
// These checks are separate from the loop above because the check
// package is not goroutine-safe.
for range repos {
err := <-results
c.Assert(err, checker.IsNil, check.Commentf("concurrent pull failed with error: %v", err))
}
// Ensure all tags were pulled successfully
for _, repo := range repos {
dockerCmd(c, "inspect", repo)
out, _ := dockerCmd(c, "run", "--rm", repo)
c.Assert(strings.TrimSpace(out), checker.Equals, "/bin/sh -c echo "+repo)
}
}
func (s *DockerRegistrySuite) TestConcurrentPullMultipleTags(c *check.C) {
testConcurrentPullMultipleTags(c)
}
func (s *DockerSchema1RegistrySuite) TestConcurrentPullMultipleTags(c *check.C) {
testConcurrentPullMultipleTags(c)
}
// testPullIDStability verifies that pushing an image and pulling it back
// preserves the image ID.
func testPullIDStability(c *check.C) {
derivedImage := privateRegistryURL + "/dockercli/id-stability"
baseImage := "busybox"
_, err := buildImage(derivedImage, fmt.Sprintf(`
FROM %s
ENV derived true
ENV asdf true
RUN dd if=/dev/zero of=/file bs=1024 count=1024
CMD echo %s
`, baseImage, derivedImage), true)
if err != nil {
c.Fatal(err)
}
originalID, err := getIDByName(derivedImage)
if err != nil {
c.Fatalf("error inspecting: %v", err)
}
dockerCmd(c, "push", derivedImage)
// Pull
out, _ := dockerCmd(c, "pull", derivedImage)
if strings.Contains(out, "Pull complete") {
c.Fatalf("repull redownloaded a layer: %s", out)
}
derivedIDAfterPull, err := getIDByName(derivedImage)
if err != nil {
c.Fatalf("error inspecting: %v", err)
}
if derivedIDAfterPull != originalID {
c.Fatal("image's ID unexpectedly changed after a repush/repull")
}
// Make sure the image runs correctly
out, _ = dockerCmd(c, "run", "--rm", derivedImage)
if strings.TrimSpace(out) != derivedImage {
c.Fatalf("expected %s; got %s", derivedImage, out)
}
// Confirm that repushing and repulling does not change the computed ID
dockerCmd(c, "push", derivedImage)
dockerCmd(c, "rmi", derivedImage)
dockerCmd(c, "pull", derivedImage)
derivedIDAfterPull, err = getIDByName(derivedImage)
if err != nil {
c.Fatalf("error inspecting: %v", err)
}
if derivedIDAfterPull != originalID {
c.Fatal("image's ID unexpectedly changed after a repush/repull")
}
if err != nil {
c.Fatalf("error inspecting: %v", err)
}
// Make sure the image still runs
out, _ = dockerCmd(c, "run", "--rm", derivedImage)
if strings.TrimSpace(out) != derivedImage {
c.Fatalf("expected %s; got %s", derivedImage, out)
}
}
func (s *DockerRegistrySuite) TestPullIDStability(c *check.C) {
testPullIDStability(c)
}
func (s *DockerSchema1RegistrySuite) TestPullIDStability(c *check.C) {
testPullIDStability(c)
}
func (s *DockerRegistrySuite) TestPullManifestList(c *check.C) {
testRequires(c, NotArm)
pushDigest, err := setupImage(c)
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
// Inject a manifest list into the registry
manifestList := &manifestlist.ManifestList{
Versioned: manifest.Versioned{
SchemaVersion: 2,
MediaType: manifestlist.MediaTypeManifestList,
},
Manifests: []manifestlist.ManifestDescriptor{
{
Descriptor: distribution.Descriptor{
Digest: "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b",
Size: 3253,
MediaType: schema2.MediaTypeManifest,
},
Platform: manifestlist.PlatformSpec{
Architecture: "bogus_arch",
OS: "bogus_os",
},
},
{
Descriptor: distribution.Descriptor{
Digest: pushDigest,
Size: 3253,
MediaType: schema2.MediaTypeManifest,
},
Platform: manifestlist.PlatformSpec{
Architecture: runtime.GOARCH,
OS: runtime.GOOS,
},
},
},
}
manifestListJSON, err := json.MarshalIndent(manifestList, "", " ")
c.Assert(err, checker.IsNil, check.Commentf("error marshalling manifest list"))
manifestListDigest := digest.FromBytes(manifestListJSON)
hexDigest := manifestListDigest.Hex()
registryV2Path := filepath.Join(s.reg.dir, "docker", "registry", "v2")
// Write manifest list to blob store
blobDir := filepath.Join(registryV2Path, "blobs", "sha256", hexDigest[:2], hexDigest)
err = os.MkdirAll(blobDir, 0755)
c.Assert(err, checker.IsNil, check.Commentf("error creating blob dir"))
blobPath := filepath.Join(blobDir, "data")
err = ioutil.WriteFile(blobPath, []byte(manifestListJSON), 0644)
c.Assert(err, checker.IsNil, check.Commentf("error writing manifest list"))
// Add to revision store
revisionDir := filepath.Join(registryV2Path, "repositories", remoteRepoName, "_manifests", "revisions", "sha256", hexDigest)
err = os.Mkdir(revisionDir, 0755)
c.Assert(err, checker.IsNil, check.Commentf("error creating revision dir"))
revisionPath := filepath.Join(revisionDir, "link")
err = ioutil.WriteFile(revisionPath, []byte(manifestListDigest.String()), 0644)
c.Assert(err, checker.IsNil, check.Commentf("error writing revision link"))
// Update tag
tagPath := filepath.Join(registryV2Path, "repositories", remoteRepoName, "_manifests", "tags", "latest", "current", "link")
err = ioutil.WriteFile(tagPath, []byte(manifestListDigest.String()), 0644)
c.Assert(err, checker.IsNil, check.Commentf("error writing tag link"))
// Verify that the image can be pulled through the manifest list.
out, _ := dockerCmd(c, "pull", repoName)
// The pull output includes "Digest: <digest>", so find that
matches := digestRegex.FindStringSubmatch(out)
c.Assert(matches, checker.HasLen, 2, check.Commentf("unable to parse digest from pull output: %s", out))
pullDigest := matches[1]
// Make sure the pushed and pull digests match
c.Assert(manifestListDigest.String(), checker.Equals, pullDigest)
// Was the image actually created?
dockerCmd(c, "inspect", repoName)
dockerCmd(c, "rmi", repoName)
}
func (s *DockerRegistryAuthSuite) TestPullWithExternalAuth(c *check.C) {
osPath := os.Getenv("PATH")
defer os.Setenv("PATH", osPath)
workingDir, err := os.Getwd()
c.Assert(err, checker.IsNil)
absolute, err := filepath.Abs(filepath.Join(workingDir, "fixtures", "auth"))
c.Assert(err, checker.IsNil)
testPath := fmt.Sprintf("%s%c%s", osPath, filepath.ListSeparator, absolute)
os.Setenv("PATH", testPath)
repoName := fmt.Sprintf("%v/dockercli/busybox:authtest", privateRegistryURL)
tmp, err := ioutil.TempDir("", "integration-cli-")
c.Assert(err, checker.IsNil)
externalAuthConfig := `{ "credsStore": "shell-test" }`
configPath := filepath.Join(tmp, "config.json")
err = ioutil.WriteFile(configPath, []byte(externalAuthConfig), 0644)
c.Assert(err, checker.IsNil)
dockerCmd(c, "--config", tmp, "login", "-u", s.reg.username, "-p", s.reg.password, "-e", s.reg.email, privateRegistryURL)
b, err := ioutil.ReadFile(configPath)
c.Assert(err, checker.IsNil)
c.Assert(string(b), checker.Not(checker.Contains), "\"auth\":")
dockerCmd(c, "--config", tmp, "tag", "busybox", repoName)
dockerCmd(c, "--config", tmp, "push", repoName)
dockerCmd(c, "--config", tmp, "pull", repoName)
}