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Treat digest only images as dangling

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Add test for dangling digest images

Signed-off-by: Derek McGowan <derek@mcgstyle.net> (github: dmcgowan)
(cherry picked from commit 8906f8307c)
Signed-off-by: Tibor Vass <tibor@docker.com>
This commit is contained in:
Derek McGowan 2016-06-30 09:24:46 -07:00 committed by Tibor Vass
parent d81ed3eb4c
commit dd7fe47136
2 changed files with 74 additions and 1 deletions
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2
daemon/images.go
View file

@ -167,7 +167,7 @@ func (daemon *Daemon) Images(filterArgs, filter string, all bool) ([]*types.Imag
} else {
continue
}
} else if danglingOnly {
} else if danglingOnly && len(newImage.RepoTags) > 0 {
continue
}

73
integration-cli/docker_cli_by_digest_test.go
View file

@ -314,6 +314,79 @@ func (s *DockerRegistrySuite) TestListImagesWithDigests(c *check.C) {
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"))