mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
408 lines
13 KiB
Go
408 lines
13 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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"time"
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"io/ioutil"
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"github.com/go-check/check"
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)
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// See issue docker/docker#8141
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func (s *DockerRegistrySuite) TestPullImageWithAliases(c *check.C) {
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repoName := fmt.Sprintf("%v/dockercli/busybox", privateRegistryURL)
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repos := []string{}
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for _, tag := range []string{"recent", "fresh"} {
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repos = append(repos, fmt.Sprintf("%v:%v", repoName, tag))
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}
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// Tag and push the same image multiple times.
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for _, repo := range repos {
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dockerCmd(c, "tag", "busybox", repo)
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dockerCmd(c, "push", repo)
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}
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// Clear local images store.
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args := append([]string{"rmi"}, repos...)
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dockerCmd(c, args...)
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// Pull a single tag and verify it doesn't bring down all aliases.
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dockerCmd(c, "pull", repos[0])
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dockerCmd(c, "inspect", repos[0])
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for _, repo := range repos[1:] {
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if _, _, err := dockerCmdWithError("inspect", repo); err == nil {
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c.Fatalf("Image %v shouldn't have been pulled down", repo)
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}
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}
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}
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// pulling library/hello-world should show verified message
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func (s *DockerSuite) TestPullVerified(c *check.C) {
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c.Skip("Skipping hub dependent test")
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// Image must be pulled from central repository to get verified message
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// unless keychain is manually updated to contain the daemon's sign key.
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verifiedName := "hello-world"
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// pull it
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expected := "The image you are pulling has been verified"
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if out, exitCode, err := dockerCmdWithError("pull", verifiedName); err != nil || !strings.Contains(out, expected) {
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if err != nil || exitCode != 0 {
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c.Skip(fmt.Sprintf("pulling the '%s' image from the registry has failed: %v", verifiedName, err))
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}
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c.Fatalf("pulling a verified image failed. expected: %s\ngot: %s, %v", expected, out, err)
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}
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// pull it again
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if out, exitCode, err := dockerCmdWithError("pull", verifiedName); err != nil || strings.Contains(out, expected) {
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if err != nil || exitCode != 0 {
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c.Skip(fmt.Sprintf("pulling the '%s' image from the registry has failed: %v", verifiedName, err))
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}
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c.Fatalf("pulling a verified image failed. unexpected verify message\ngot: %s, %v", out, err)
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}
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}
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// pulling an image from the central registry should work
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func (s *DockerSuite) TestPullImageFromCentralRegistry(c *check.C) {
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testRequires(c, Network)
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dockerCmd(c, "pull", "hello-world")
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}
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// pulling a non-existing image from the central registry should return a non-zero exit code
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func (s *DockerSuite) TestPullNonExistingImage(c *check.C) {
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testRequires(c, Network)
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name := "sadfsadfasdf"
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out, _, err := dockerCmdWithError("pull", name)
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if err == nil || !strings.Contains(out, fmt.Sprintf("Error: image library/%s:latest not found", name)) {
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c.Fatalf("expected non-zero exit status when pulling non-existing image: %s", out)
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}
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}
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// pulling an image from the central registry using official names should work
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// ensure all pulls result in the same image
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func (s *DockerSuite) TestPullImageOfficialNames(c *check.C) {
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testRequires(c, Network)
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names := []string{
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"library/hello-world",
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"docker.io/library/hello-world",
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"index.docker.io/library/hello-world",
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}
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for _, name := range names {
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out, exitCode, err := dockerCmdWithError("pull", name)
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if err != nil || exitCode != 0 {
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c.Errorf("pulling the '%s' image from the registry has failed: %s", name, err)
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continue
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}
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// ensure we don't have multiple image names.
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out, _ = dockerCmd(c, "images")
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if strings.Contains(out, name) {
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c.Errorf("images should not have listed '%s'", name)
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}
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}
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}
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func (s *DockerSuite) TestPullScratchNotAllowed(c *check.C) {
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testRequires(c, Network)
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out, exitCode, err := dockerCmdWithError("pull", "scratch")
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if err == nil {
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c.Fatal("expected pull of scratch to fail, but it didn't")
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}
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if exitCode != 1 {
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c.Fatalf("pulling scratch expected exit code 1, got %d", exitCode)
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}
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if strings.Contains(out, "Pulling repository scratch") {
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c.Fatalf("pulling scratch should not have begun: %s", out)
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}
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if !strings.Contains(out, "'scratch' is a reserved name") {
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c.Fatalf("unexpected output pulling scratch: %s", out)
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}
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}
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// pulling an image with --all-tags=true
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func (s *DockerSuite) TestPullImageWithAllTagFromCentralRegistry(c *check.C) {
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testRequires(c, Network)
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dockerCmd(c, "pull", "busybox")
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outImageCmd, _ := dockerCmd(c, "images", "busybox")
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dockerCmd(c, "pull", "--all-tags=true", "busybox")
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outImageAllTagCmd, _ := dockerCmd(c, "images", "busybox")
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if strings.Count(outImageCmd, "busybox") >= strings.Count(outImageAllTagCmd, "busybox") {
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c.Fatalf("Pulling with all tags should get more images")
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}
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// FIXME has probably no effect (tags already pushed)
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dockerCmd(c, "pull", "-a", "busybox")
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outImageAllTagCmd, _ = dockerCmd(c, "images", "busybox")
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if strings.Count(outImageCmd, "busybox") >= strings.Count(outImageAllTagCmd, "busybox") {
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c.Fatalf("Pulling with all tags should get more images")
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}
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}
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func (s *DockerTrustSuite) TestTrustedPull(c *check.C) {
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repoName := s.setupTrustedImage(c, "trusted-pull")
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// Try pull
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pullCmd := exec.Command(dockerBinary, "pull", repoName)
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s.trustedCmd(pullCmd)
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out, _, err := runCommandWithOutput(pullCmd)
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if err != nil {
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c.Fatalf("Error running trusted pull: %s\n%s", err, out)
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}
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if !strings.Contains(string(out), "Tagging") {
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c.Fatalf("Missing expected output on trusted push:\n%s", out)
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}
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dockerCmd(c, "rmi", repoName)
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// Try untrusted pull to ensure we pushed the tag to the registry
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pullCmd = exec.Command(dockerBinary, "pull", "--disable-content-trust=true", repoName)
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s.trustedCmd(pullCmd)
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out, _, err = runCommandWithOutput(pullCmd)
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if err != nil {
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c.Fatalf("Error running trusted pull: %s\n%s", err, out)
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}
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if !strings.Contains(string(out), "Status: Downloaded") {
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c.Fatalf("Missing expected output on trusted pull with --disable-content-trust:\n%s", out)
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}
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}
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func (s *DockerTrustSuite) TestTrustedIsolatedPull(c *check.C) {
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repoName := s.setupTrustedImage(c, "trusted-isolatd-pull")
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// Try pull (run from isolated directory without trust information)
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pullCmd := exec.Command(dockerBinary, "--config", "/tmp/docker-isolated", "pull", repoName)
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s.trustedCmd(pullCmd)
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out, _, err := runCommandWithOutput(pullCmd)
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if err != nil {
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c.Fatalf("Error running trusted pull: %s\n%s", err, out)
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}
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if !strings.Contains(string(out), "Tagging") {
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c.Fatalf("Missing expected output on trusted push:\n%s", out)
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}
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dockerCmd(c, "rmi", repoName)
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}
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func (s *DockerTrustSuite) TestUntrustedPull(c *check.C) {
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repoName := fmt.Sprintf("%v/dockercli/trusted:latest", privateRegistryURL)
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// tag the image and upload it to the private registry
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dockerCmd(c, "tag", "busybox", repoName)
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dockerCmd(c, "push", repoName)
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dockerCmd(c, "rmi", repoName)
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// Try trusted pull on untrusted tag
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pullCmd := exec.Command(dockerBinary, "pull", repoName)
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s.trustedCmd(pullCmd)
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out, _, err := runCommandWithOutput(pullCmd)
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if err == nil {
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c.Fatalf("Error expected when running trusted pull with:\n%s", out)
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}
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if !strings.Contains(string(out), "no trust data available") {
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c.Fatalf("Missing expected output on trusted pull:\n%s", out)
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}
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}
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func (s *DockerTrustSuite) TestPullWhenCertExpired(c *check.C) {
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c.Skip("Currently changes system time, causing instability")
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repoName := s.setupTrustedImage(c, "trusted-cert-expired")
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// Certificates have 10 years of expiration
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elevenYearsFromNow := time.Now().Add(time.Hour * 24 * 365 * 11)
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runAtDifferentDate(elevenYearsFromNow, func() {
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// Try pull
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pullCmd := exec.Command(dockerBinary, "pull", repoName)
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s.trustedCmd(pullCmd)
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out, _, err := runCommandWithOutput(pullCmd)
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if err == nil {
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c.Fatalf("Error running trusted pull in the distant future: %s\n%s", err, out)
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}
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if !strings.Contains(string(out), "could not validate the path to a trusted root") {
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c.Fatalf("Missing expected output on trusted pull in the distant future:\n%s", out)
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}
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})
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runAtDifferentDate(elevenYearsFromNow, func() {
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// Try pull
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pullCmd := exec.Command(dockerBinary, "pull", "--disable-content-trust", repoName)
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s.trustedCmd(pullCmd)
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out, _, err := runCommandWithOutput(pullCmd)
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if err != nil {
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c.Fatalf("Error running untrusted pull in the distant future: %s\n%s", err, out)
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}
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if !strings.Contains(string(out), "Status: Downloaded") {
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c.Fatalf("Missing expected output on untrusted pull in the distant future:\n%s", out)
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}
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})
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}
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func (s *DockerTrustSuite) TestTrustedPullFromBadTrustServer(c *check.C) {
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repoName := fmt.Sprintf("%v/dockerclievilpull/trusted:latest", privateRegistryURL)
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evilLocalConfigDir, err := ioutil.TempDir("", "evil-local-config-dir")
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if err != nil {
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c.Fatalf("Failed to create local temp dir")
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}
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// tag the image and upload it to the private registry
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dockerCmd(c, "tag", "busybox", repoName)
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pushCmd := exec.Command(dockerBinary, "push", repoName)
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s.trustedCmd(pushCmd)
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out, _, err := runCommandWithOutput(pushCmd)
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if err != nil {
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c.Fatalf("Error running trusted push: %s\n%s", err, out)
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}
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if !strings.Contains(string(out), "Signing and pushing trust metadata") {
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c.Fatalf("Missing expected output on trusted push:\n%s", out)
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}
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dockerCmd(c, "rmi", repoName)
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// Try pull
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pullCmd := exec.Command(dockerBinary, "pull", repoName)
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s.trustedCmd(pullCmd)
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out, _, err = runCommandWithOutput(pullCmd)
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if err != nil {
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c.Fatalf("Error running trusted pull: %s\n%s", err, out)
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}
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if !strings.Contains(string(out), "Tagging") {
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c.Fatalf("Missing expected output on trusted push:\n%s", out)
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}
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dockerCmd(c, "rmi", repoName)
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// Kill the notary server, start a new "evil" one.
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s.not.Close()
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s.not, err = newTestNotary(c)
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if err != nil {
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c.Fatalf("Restarting notary server failed.")
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}
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// In order to make an evil server, lets re-init a client (with a different trust dir) and push new data.
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// tag an image and upload it to the private registry
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dockerCmd(c, "--config", evilLocalConfigDir, "tag", "busybox", repoName)
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// Push up to the new server
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pushCmd = exec.Command(dockerBinary, "--config", evilLocalConfigDir, "push", repoName)
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s.trustedCmd(pushCmd)
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out, _, err = runCommandWithOutput(pushCmd)
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if err != nil {
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c.Fatalf("Error running trusted push: %s\n%s", err, out)
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}
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if !strings.Contains(string(out), "Signing and pushing trust metadata") {
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c.Fatalf("Missing expected output on trusted push:\n%s", out)
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}
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// Now, try pulling with the original client from this new trust server. This should fail.
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pullCmd = exec.Command(dockerBinary, "pull", repoName)
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s.trustedCmd(pullCmd)
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out, _, err = runCommandWithOutput(pullCmd)
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if err == nil {
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c.Fatalf("Expected to fail on this pull due to different remote data: %s\n%s", err, out)
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}
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if !strings.Contains(string(out), "failed to validate data with current trusted certificates") {
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c.Fatalf("Missing expected output on trusted push:\n%s", out)
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}
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}
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func (s *DockerTrustSuite) TestTrustedPullWithExpiredSnapshot(c *check.C) {
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c.Skip("Currently changes system time, causing instability")
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repoName := fmt.Sprintf("%v/dockercliexpiredtimestamppull/trusted:latest", privateRegistryURL)
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// tag the image and upload it to the private registry
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dockerCmd(c, "tag", "busybox", repoName)
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// Push with default passphrases
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pushCmd := exec.Command(dockerBinary, "push", repoName)
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s.trustedCmd(pushCmd)
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out, _, err := runCommandWithOutput(pushCmd)
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if err != nil {
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c.Fatalf("trusted push failed: %s\n%s", err, out)
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}
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if !strings.Contains(string(out), "Signing and pushing trust metadata") {
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c.Fatalf("Missing expected output on trusted push:\n%s", out)
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}
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dockerCmd(c, "rmi", repoName)
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// Snapshots last for three years. This should be expired
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fourYearsLater := time.Now().Add(time.Hour * 24 * 365 * 4)
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// Should succeed because the server transparently re-signs one
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runAtDifferentDate(fourYearsLater, func() {
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// Try pull
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pullCmd := exec.Command(dockerBinary, "pull", repoName)
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s.trustedCmd(pullCmd)
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out, _, err = runCommandWithOutput(pullCmd)
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if err == nil {
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c.Fatalf("Missing expected error running trusted pull with expired snapshots")
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}
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if !strings.Contains(string(out), "repository out-of-date") {
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c.Fatalf("Missing expected output on trusted pull with expired snapshot:\n%s", out)
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}
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})
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}
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// Test that pull continues after client has disconnected. #15589
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func (s *DockerSuite) TestPullClientDisconnect(c *check.C) {
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testRequires(c, Network)
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repoName := "hello-world:latest"
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dockerCmdWithError("rmi", repoName) // clean just in case
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pullCmd := exec.Command(dockerBinary, "pull", repoName)
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stdout, err := pullCmd.StdoutPipe()
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c.Assert(err, check.IsNil)
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err = pullCmd.Start()
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c.Assert(err, check.IsNil)
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// cancel as soon as we get some output
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buf := make([]byte, 10)
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_, err = stdout.Read(buf)
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c.Assert(err, check.IsNil)
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err = pullCmd.Process.Kill()
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c.Assert(err, check.IsNil)
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maxAttempts := 20
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for i := 0; ; i++ {
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if _, _, err := dockerCmdWithError("inspect", repoName); err == nil {
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break
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}
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if i >= maxAttempts {
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c.Fatal("Timeout reached. Image was not pulled after client disconnected.")
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}
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time.Sleep(500 * time.Millisecond)
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}
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}
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