550 lines
21 KiB
Go
550 lines
21 KiB
Go
package main
|
|
|
|
import (
|
|
"encoding/json"
|
|
"fmt"
|
|
"regexp"
|
|
"strings"
|
|
|
|
"github.com/docker/distribution/manifest/schema2"
|
|
"github.com/docker/docker/api/types"
|
|
"github.com/docker/docker/integration-cli/checker"
|
|
"github.com/docker/docker/integration-cli/cli"
|
|
"github.com/docker/docker/integration-cli/cli/build"
|
|
"github.com/go-check/check"
|
|
"github.com/opencontainers/go-digest"
|
|
"gotest.tools/assert"
|
|
is "gotest.tools/assert/cmp"
|
|
)
|
|
|
|
var (
|
|
remoteRepoName = "dockercli/busybox-by-dgst"
|
|
repoName = fmt.Sprintf("%s/%s", privateRegistryURL, remoteRepoName)
|
|
pushDigestRegex = regexp.MustCompile("[\\S]+: digest: ([\\S]+) size: [0-9]+")
|
|
digestRegex = regexp.MustCompile("Digest: ([\\S]+)")
|
|
)
|
|
|
|
func setupImage(c *check.C) (digest.Digest, error) {
|
|
return setupImageWithTag(c, "latest")
|
|
}
|
|
|
|
func setupImageWithTag(c *check.C, tag string) (digest.Digest, error) {
|
|
containerName := "busyboxbydigest"
|
|
|
|
// new file is committed because this layer is used for detecting malicious
|
|
// changes. if this was committed as empty layer it would be skipped on pull
|
|
// and malicious changes would never be detected.
|
|
cli.DockerCmd(c, "run", "-e", "digest=1", "--name", containerName, "busybox", "touch", "anewfile")
|
|
|
|
// tag the image to upload it to the private registry
|
|
repoAndTag := repoName + ":" + tag
|
|
cli.DockerCmd(c, "commit", containerName, repoAndTag)
|
|
|
|
// delete the container as we don't need it any more
|
|
cli.DockerCmd(c, "rm", "-fv", containerName)
|
|
|
|
// push the image
|
|
out := cli.DockerCmd(c, "push", repoAndTag).Combined()
|
|
|
|
// delete our local repo that we previously tagged
|
|
cli.DockerCmd(c, "rmi", repoAndTag)
|
|
|
|
matches := pushDigestRegex.FindStringSubmatch(out)
|
|
c.Assert(matches, checker.HasLen, 2, check.Commentf("unable to parse digest from push output: %s", out))
|
|
pushDigest := matches[1]
|
|
|
|
return digest.Digest(pushDigest), nil
|
|
}
|
|
|
|
func testPullByTagDisplaysDigest(c *check.C) {
|
|
testRequires(c, DaemonIsLinux)
|
|
pushDigest, err := setupImage(c)
|
|
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
|
|
|
|
// pull from the registry using the tag
|
|
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(pushDigest.String(), checker.Equals, pullDigest)
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestPullByTagDisplaysDigest(c *check.C) {
|
|
testPullByTagDisplaysDigest(c)
|
|
}
|
|
|
|
func testPullByDigest(c *check.C) {
|
|
testRequires(c, DaemonIsLinux)
|
|
pushDigest, err := setupImage(c)
|
|
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
|
|
|
|
// pull from the registry using the <name>@<digest> reference
|
|
imageReference := fmt.Sprintf("%s@%s", repoName, pushDigest)
|
|
out, _ := dockerCmd(c, "pull", imageReference)
|
|
|
|
// 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(pushDigest.String(), checker.Equals, pullDigest)
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestPullByDigest(c *check.C) {
|
|
testPullByDigest(c)
|
|
}
|
|
|
|
func testPullByDigestNoFallback(c *check.C) {
|
|
testRequires(c, DaemonIsLinux)
|
|
// pull from the registry using the <name>@<digest> reference
|
|
imageReference := fmt.Sprintf("%s@sha256:ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", repoName)
|
|
out, _, err := dockerCmdWithError("pull", imageReference)
|
|
c.Assert(err, checker.NotNil, check.Commentf("expected non-zero exit status and correct error message when pulling non-existing image"))
|
|
c.Assert(out, checker.Contains, fmt.Sprintf("manifest for %s not found", imageReference), check.Commentf("expected non-zero exit status and correct error message when pulling non-existing image"))
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestPullByDigestNoFallback(c *check.C) {
|
|
testPullByDigestNoFallback(c)
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestCreateByDigest(c *check.C) {
|
|
pushDigest, err := setupImage(c)
|
|
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
|
|
|
|
imageReference := fmt.Sprintf("%s@%s", repoName, pushDigest)
|
|
|
|
containerName := "createByDigest"
|
|
dockerCmd(c, "create", "--name", containerName, imageReference)
|
|
|
|
res := inspectField(c, containerName, "Config.Image")
|
|
c.Assert(res, checker.Equals, imageReference)
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestRunByDigest(c *check.C) {
|
|
pushDigest, err := setupImage(c)
|
|
c.Assert(err, checker.IsNil)
|
|
|
|
imageReference := fmt.Sprintf("%s@%s", repoName, pushDigest)
|
|
|
|
containerName := "runByDigest"
|
|
out, _ := dockerCmd(c, "run", "--name", containerName, imageReference, "sh", "-c", "echo found=$digest")
|
|
|
|
foundRegex := regexp.MustCompile("found=([^\n]+)")
|
|
matches := foundRegex.FindStringSubmatch(out)
|
|
c.Assert(matches, checker.HasLen, 2, check.Commentf("unable to parse digest from pull output: %s", out))
|
|
c.Assert(matches[1], checker.Equals, "1", check.Commentf("Expected %q, got %q", "1", matches[1]))
|
|
|
|
res := inspectField(c, containerName, "Config.Image")
|
|
c.Assert(res, checker.Equals, imageReference)
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestRemoveImageByDigest(c *check.C) {
|
|
digest, err := setupImage(c)
|
|
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
|
|
|
|
imageReference := fmt.Sprintf("%s@%s", repoName, digest)
|
|
|
|
// pull from the registry using the <name>@<digest> reference
|
|
dockerCmd(c, "pull", imageReference)
|
|
|
|
// make sure inspect runs ok
|
|
inspectField(c, imageReference, "Id")
|
|
|
|
// do the delete
|
|
err = deleteImages(imageReference)
|
|
c.Assert(err, checker.IsNil, check.Commentf("unexpected error deleting image"))
|
|
|
|
// try to inspect again - it should error this time
|
|
_, err = inspectFieldWithError(imageReference, "Id")
|
|
//unexpected nil err trying to inspect what should be a non-existent image
|
|
c.Assert(err, checker.NotNil)
|
|
c.Assert(err.Error(), checker.Contains, "No such object")
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestBuildByDigest(c *check.C) {
|
|
digest, err := setupImage(c)
|
|
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
|
|
|
|
imageReference := fmt.Sprintf("%s@%s", repoName, digest)
|
|
|
|
// pull from the registry using the <name>@<digest> reference
|
|
dockerCmd(c, "pull", imageReference)
|
|
|
|
// get the image id
|
|
imageID := inspectField(c, imageReference, "Id")
|
|
|
|
// do the build
|
|
name := "buildbydigest"
|
|
buildImageSuccessfully(c, name, build.WithDockerfile(fmt.Sprintf(
|
|
`FROM %s
|
|
CMD ["/bin/echo", "Hello World"]`, imageReference)))
|
|
c.Assert(err, checker.IsNil)
|
|
|
|
// get the build's image id
|
|
res := inspectField(c, name, "Config.Image")
|
|
// make sure they match
|
|
c.Assert(res, checker.Equals, imageID)
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestTagByDigest(c *check.C) {
|
|
digest, err := setupImage(c)
|
|
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
|
|
|
|
imageReference := fmt.Sprintf("%s@%s", repoName, digest)
|
|
|
|
// pull from the registry using the <name>@<digest> reference
|
|
dockerCmd(c, "pull", imageReference)
|
|
|
|
// tag it
|
|
tag := "tagbydigest"
|
|
dockerCmd(c, "tag", imageReference, tag)
|
|
|
|
expectedID := inspectField(c, imageReference, "Id")
|
|
|
|
tagID := inspectField(c, tag, "Id")
|
|
c.Assert(tagID, checker.Equals, expectedID)
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestListImagesWithoutDigests(c *check.C) {
|
|
digest, err := setupImage(c)
|
|
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
|
|
|
|
imageReference := fmt.Sprintf("%s@%s", repoName, digest)
|
|
|
|
// pull from the registry using the <name>@<digest> reference
|
|
dockerCmd(c, "pull", imageReference)
|
|
|
|
out, _ := dockerCmd(c, "images")
|
|
c.Assert(out, checker.Not(checker.Contains), "DIGEST", check.Commentf("list output should not have contained DIGEST header"))
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestListImagesWithDigests(c *check.C) {
|
|
|
|
// setup image1
|
|
digest1, err := setupImageWithTag(c, "tag1")
|
|
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
|
|
imageReference1 := fmt.Sprintf("%s@%s", repoName, digest1)
|
|
c.Logf("imageReference1 = %s", imageReference1)
|
|
|
|
// pull image1 by digest
|
|
dockerCmd(c, "pull", imageReference1)
|
|
|
|
// list images
|
|
out, _ := dockerCmd(c, "images", "--digests")
|
|
|
|
// make sure repo shown, tag=<none>, digest = $digest1
|
|
re1 := regexp.MustCompile(`\s*` + repoName + `\s*<none>\s*` + digest1.String() + `\s`)
|
|
c.Assert(re1.MatchString(out), checker.True, check.Commentf("expected %q: %s", re1.String(), out))
|
|
// setup image2
|
|
digest2, err := setupImageWithTag(c, "tag2")
|
|
//error setting up image
|
|
c.Assert(err, checker.IsNil)
|
|
imageReference2 := fmt.Sprintf("%s@%s", repoName, digest2)
|
|
c.Logf("imageReference2 = %s", imageReference2)
|
|
|
|
// pull image1 by digest
|
|
dockerCmd(c, "pull", imageReference1)
|
|
|
|
// pull image2 by digest
|
|
dockerCmd(c, "pull", imageReference2)
|
|
|
|
// list images
|
|
out, _ = dockerCmd(c, "images", "--digests")
|
|
|
|
// make sure repo shown, tag=<none>, digest = $digest1
|
|
c.Assert(re1.MatchString(out), checker.True, check.Commentf("expected %q: %s", re1.String(), out))
|
|
|
|
// make sure repo shown, tag=<none>, digest = $digest2
|
|
re2 := regexp.MustCompile(`\s*` + repoName + `\s*<none>\s*` + digest2.String() + `\s`)
|
|
c.Assert(re2.MatchString(out), checker.True, check.Commentf("expected %q: %s", re2.String(), out))
|
|
|
|
// pull tag1
|
|
dockerCmd(c, "pull", repoName+":tag1")
|
|
|
|
// list images
|
|
out, _ = dockerCmd(c, "images", "--digests")
|
|
|
|
// make sure image 1 has repo, tag, <none> AND repo, <none>, digest
|
|
reWithDigest1 := regexp.MustCompile(`\s*` + repoName + `\s*tag1\s*` + digest1.String() + `\s`)
|
|
c.Assert(reWithDigest1.MatchString(out), checker.True, check.Commentf("expected %q: %s", reWithDigest1.String(), out))
|
|
// make sure image 2 has repo, <none>, digest
|
|
c.Assert(re2.MatchString(out), checker.True, check.Commentf("expected %q: %s", re2.String(), out))
|
|
|
|
// pull tag 2
|
|
dockerCmd(c, "pull", repoName+":tag2")
|
|
|
|
// list images
|
|
out, _ = dockerCmd(c, "images", "--digests")
|
|
|
|
// make sure image 1 has repo, tag, digest
|
|
c.Assert(reWithDigest1.MatchString(out), checker.True, check.Commentf("expected %q: %s", reWithDigest1.String(), out))
|
|
|
|
// make sure image 2 has repo, tag, digest
|
|
reWithDigest2 := regexp.MustCompile(`\s*` + repoName + `\s*tag2\s*` + digest2.String() + `\s`)
|
|
c.Assert(reWithDigest2.MatchString(out), checker.True, check.Commentf("expected %q: %s", reWithDigest2.String(), out))
|
|
|
|
// list images
|
|
out, _ = dockerCmd(c, "images", "--digests")
|
|
|
|
// make sure image 1 has repo, tag, digest
|
|
c.Assert(reWithDigest1.MatchString(out), checker.True, check.Commentf("expected %q: %s", reWithDigest1.String(), out))
|
|
// make sure image 2 has repo, tag, digest
|
|
c.Assert(reWithDigest2.MatchString(out), checker.True, check.Commentf("expected %q: %s", reWithDigest2.String(), out))
|
|
// make sure busybox has tag, but not digest
|
|
busyboxRe := regexp.MustCompile(`\s*busybox\s*latest\s*<none>\s`)
|
|
c.Assert(busyboxRe.MatchString(out), checker.True, check.Commentf("expected %q: %s", busyboxRe.String(), out))
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestListDanglingImagesWithDigests(c *check.C) {
|
|
// setup image1
|
|
digest1, err := setupImageWithTag(c, "dangle1")
|
|
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
|
|
imageReference1 := fmt.Sprintf("%s@%s", repoName, digest1)
|
|
c.Logf("imageReference1 = %s", imageReference1)
|
|
|
|
// pull image1 by digest
|
|
dockerCmd(c, "pull", imageReference1)
|
|
|
|
// list images
|
|
out, _ := dockerCmd(c, "images", "--digests")
|
|
|
|
// make sure repo shown, tag=<none>, digest = $digest1
|
|
re1 := regexp.MustCompile(`\s*` + repoName + `\s*<none>\s*` + digest1.String() + `\s`)
|
|
c.Assert(re1.MatchString(out), checker.True, check.Commentf("expected %q: %s", re1.String(), out))
|
|
// setup image2
|
|
digest2, err := setupImageWithTag(c, "dangle2")
|
|
//error setting up image
|
|
c.Assert(err, checker.IsNil)
|
|
imageReference2 := fmt.Sprintf("%s@%s", repoName, digest2)
|
|
c.Logf("imageReference2 = %s", imageReference2)
|
|
|
|
// pull image1 by digest
|
|
dockerCmd(c, "pull", imageReference1)
|
|
|
|
// pull image2 by digest
|
|
dockerCmd(c, "pull", imageReference2)
|
|
|
|
// list images
|
|
out, _ = dockerCmd(c, "images", "--digests", "--filter=dangling=true")
|
|
|
|
// make sure repo shown, tag=<none>, digest = $digest1
|
|
c.Assert(re1.MatchString(out), checker.True, check.Commentf("expected %q: %s", re1.String(), out))
|
|
|
|
// make sure repo shown, tag=<none>, digest = $digest2
|
|
re2 := regexp.MustCompile(`\s*` + repoName + `\s*<none>\s*` + digest2.String() + `\s`)
|
|
c.Assert(re2.MatchString(out), checker.True, check.Commentf("expected %q: %s", re2.String(), out))
|
|
|
|
// pull dangle1 tag
|
|
dockerCmd(c, "pull", repoName+":dangle1")
|
|
|
|
// list images
|
|
out, _ = dockerCmd(c, "images", "--digests", "--filter=dangling=true")
|
|
|
|
// make sure image 1 has repo, tag, <none> AND repo, <none>, digest
|
|
reWithDigest1 := regexp.MustCompile(`\s*` + repoName + `\s*dangle1\s*` + digest1.String() + `\s`)
|
|
c.Assert(reWithDigest1.MatchString(out), checker.False, check.Commentf("unexpected %q: %s", reWithDigest1.String(), out))
|
|
// make sure image 2 has repo, <none>, digest
|
|
c.Assert(re2.MatchString(out), checker.True, check.Commentf("expected %q: %s", re2.String(), out))
|
|
|
|
// pull dangle2 tag
|
|
dockerCmd(c, "pull", repoName+":dangle2")
|
|
|
|
// list images, show tagged images
|
|
out, _ = dockerCmd(c, "images", "--digests")
|
|
|
|
// make sure image 1 has repo, tag, digest
|
|
c.Assert(reWithDigest1.MatchString(out), checker.True, check.Commentf("expected %q: %s", reWithDigest1.String(), out))
|
|
|
|
// make sure image 2 has repo, tag, digest
|
|
reWithDigest2 := regexp.MustCompile(`\s*` + repoName + `\s*dangle2\s*` + digest2.String() + `\s`)
|
|
c.Assert(reWithDigest2.MatchString(out), checker.True, check.Commentf("expected %q: %s", reWithDigest2.String(), out))
|
|
|
|
// list images, no longer dangling, should not match
|
|
out, _ = dockerCmd(c, "images", "--digests", "--filter=dangling=true")
|
|
|
|
// make sure image 1 has repo, tag, digest
|
|
c.Assert(reWithDigest1.MatchString(out), checker.False, check.Commentf("unexpected %q: %s", reWithDigest1.String(), out))
|
|
// make sure image 2 has repo, tag, digest
|
|
c.Assert(reWithDigest2.MatchString(out), checker.False, check.Commentf("unexpected %q: %s", reWithDigest2.String(), out))
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestInspectImageWithDigests(c *check.C) {
|
|
digest, err := setupImage(c)
|
|
c.Assert(err, check.IsNil, check.Commentf("error setting up image"))
|
|
|
|
imageReference := fmt.Sprintf("%s@%s", repoName, digest)
|
|
|
|
// pull from the registry using the <name>@<digest> reference
|
|
dockerCmd(c, "pull", imageReference)
|
|
|
|
out, _ := dockerCmd(c, "inspect", imageReference)
|
|
|
|
var imageJSON []types.ImageInspect
|
|
err = json.Unmarshal([]byte(out), &imageJSON)
|
|
c.Assert(err, checker.IsNil)
|
|
c.Assert(imageJSON, checker.HasLen, 1)
|
|
c.Assert(imageJSON[0].RepoDigests, checker.HasLen, 1)
|
|
assert.Check(c, is.Contains(imageJSON[0].RepoDigests, imageReference))
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestPsListContainersFilterAncestorImageByDigest(c *check.C) {
|
|
existingContainers := ExistingContainerIDs(c)
|
|
|
|
digest, err := setupImage(c)
|
|
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
|
|
|
|
imageReference := fmt.Sprintf("%s@%s", repoName, digest)
|
|
|
|
// pull from the registry using the <name>@<digest> reference
|
|
dockerCmd(c, "pull", imageReference)
|
|
|
|
// build an image from it
|
|
imageName1 := "images_ps_filter_test"
|
|
buildImageSuccessfully(c, imageName1, build.WithDockerfile(fmt.Sprintf(
|
|
`FROM %s
|
|
LABEL match me 1`, imageReference)))
|
|
|
|
// run a container based on that
|
|
dockerCmd(c, "run", "--name=test1", imageReference, "echo", "hello")
|
|
expectedID := getIDByName(c, "test1")
|
|
|
|
// run a container based on the a descendant of that too
|
|
dockerCmd(c, "run", "--name=test2", imageName1, "echo", "hello")
|
|
expectedID1 := getIDByName(c, "test2")
|
|
|
|
expectedIDs := []string{expectedID, expectedID1}
|
|
|
|
// Invalid imageReference
|
|
out, _ := dockerCmd(c, "ps", "-a", "-q", "--no-trunc", fmt.Sprintf("--filter=ancestor=busybox@%s", digest))
|
|
// Filter container for ancestor filter should be empty
|
|
c.Assert(strings.TrimSpace(out), checker.Equals, "")
|
|
|
|
// Valid imageReference
|
|
out, _ = dockerCmd(c, "ps", "-a", "-q", "--no-trunc", "--filter=ancestor="+imageReference)
|
|
checkPsAncestorFilterOutput(c, RemoveOutputForExistingElements(out, existingContainers), imageReference, expectedIDs)
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestDeleteImageByIDOnlyPulledByDigest(c *check.C) {
|
|
pushDigest, err := setupImage(c)
|
|
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
|
|
|
|
// pull from the registry using the <name>@<digest> reference
|
|
imageReference := fmt.Sprintf("%s@%s", repoName, pushDigest)
|
|
dockerCmd(c, "pull", imageReference)
|
|
// just in case...
|
|
|
|
dockerCmd(c, "tag", imageReference, repoName+":sometag")
|
|
|
|
imageID := inspectField(c, imageReference, "Id")
|
|
|
|
dockerCmd(c, "rmi", imageID)
|
|
|
|
_, err = inspectFieldWithError(imageID, "Id")
|
|
c.Assert(err, checker.NotNil, check.Commentf("image should have been deleted"))
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestDeleteImageWithDigestAndTag(c *check.C) {
|
|
pushDigest, err := setupImage(c)
|
|
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
|
|
|
|
// pull from the registry using the <name>@<digest> reference
|
|
imageReference := fmt.Sprintf("%s@%s", repoName, pushDigest)
|
|
dockerCmd(c, "pull", imageReference)
|
|
|
|
imageID := inspectField(c, imageReference, "Id")
|
|
|
|
repoTag := repoName + ":sometag"
|
|
repoTag2 := repoName + ":othertag"
|
|
dockerCmd(c, "tag", imageReference, repoTag)
|
|
dockerCmd(c, "tag", imageReference, repoTag2)
|
|
|
|
dockerCmd(c, "rmi", repoTag2)
|
|
|
|
// rmi should have deleted only repoTag2, because there's another tag
|
|
inspectField(c, repoTag, "Id")
|
|
|
|
dockerCmd(c, "rmi", repoTag)
|
|
|
|
// rmi should have deleted the tag, the digest reference, and the image itself
|
|
_, err = inspectFieldWithError(imageID, "Id")
|
|
c.Assert(err, checker.NotNil, check.Commentf("image should have been deleted"))
|
|
}
|
|
|
|
func (s *DockerRegistrySuite) TestDeleteImageWithDigestAndMultiRepoTag(c *check.C) {
|
|
pushDigest, err := setupImage(c)
|
|
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
|
|
|
|
repo2 := fmt.Sprintf("%s/%s", repoName, "repo2")
|
|
|
|
// pull from the registry using the <name>@<digest> reference
|
|
imageReference := fmt.Sprintf("%s@%s", repoName, pushDigest)
|
|
dockerCmd(c, "pull", imageReference)
|
|
|
|
imageID := inspectField(c, imageReference, "Id")
|
|
|
|
repoTag := repoName + ":sometag"
|
|
repoTag2 := repo2 + ":othertag"
|
|
dockerCmd(c, "tag", imageReference, repoTag)
|
|
dockerCmd(c, "tag", imageReference, repoTag2)
|
|
|
|
dockerCmd(c, "rmi", repoTag)
|
|
|
|
// rmi should have deleted repoTag and image reference, but left repoTag2
|
|
inspectField(c, repoTag2, "Id")
|
|
_, err = inspectFieldWithError(imageReference, "Id")
|
|
c.Assert(err, checker.NotNil, check.Commentf("image digest reference should have been removed"))
|
|
|
|
_, err = inspectFieldWithError(repoTag, "Id")
|
|
c.Assert(err, checker.NotNil, check.Commentf("image tag reference should have been removed"))
|
|
|
|
dockerCmd(c, "rmi", repoTag2)
|
|
|
|
// rmi should have deleted the tag, the digest reference, and the image itself
|
|
_, err = inspectFieldWithError(imageID, "Id")
|
|
c.Assert(err, checker.NotNil, check.Commentf("image should have been deleted"))
|
|
}
|
|
|
|
// TestPullFailsWithAlteredManifest tests that a `docker pull` fails when
|
|
// we have modified a manifest blob and its digest cannot be verified.
|
|
// This is the schema2 version of the test.
|
|
func (s *DockerRegistrySuite) TestPullFailsWithAlteredManifest(c *check.C) {
|
|
testRequires(c, DaemonIsLinux)
|
|
manifestDigest, err := setupImage(c)
|
|
c.Assert(err, checker.IsNil, check.Commentf("error setting up image"))
|
|
|
|
// Load the target manifest blob.
|
|
manifestBlob := s.reg.ReadBlobContents(c, manifestDigest)
|
|
|
|
var imgManifest schema2.Manifest
|
|
err = json.Unmarshal(manifestBlob, &imgManifest)
|
|
c.Assert(err, checker.IsNil, check.Commentf("unable to decode image manifest from blob"))
|
|
|
|
// Change a layer in the manifest.
|
|
imgManifest.Layers[0].Digest = digest.Digest("sha256:0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef")
|
|
|
|
// Move the existing data file aside, so that we can replace it with a
|
|
// malicious blob of data. NOTE: we defer the returned undo func.
|
|
undo := s.reg.TempMoveBlobData(c, manifestDigest)
|
|
defer undo()
|
|
|
|
alteredManifestBlob, err := json.MarshalIndent(imgManifest, "", " ")
|
|
c.Assert(err, checker.IsNil, check.Commentf("unable to encode altered image manifest to JSON"))
|
|
|
|
s.reg.WriteBlobContents(c, manifestDigest, alteredManifestBlob)
|
|
|
|
// Now try pulling that image by digest. We should get an error about
|
|
// digest verification for the manifest digest.
|
|
|
|
// Pull from the registry using the <name>@<digest> reference.
|
|
imageReference := fmt.Sprintf("%s@%s", repoName, manifestDigest)
|
|
out, exitStatus, _ := dockerCmdWithError("pull", imageReference)
|
|
c.Assert(exitStatus, checker.Not(check.Equals), 0)
|
|
|
|
expectedErrorMsg := fmt.Sprintf("manifest verification failed for digest %s", manifestDigest)
|
|
c.Assert(out, checker.Contains, expectedErrorMsg)
|
|
}
|