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Fix filter by label for docker images

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Using Config.Labels to filter images on Labels.

Signed-off-by: Vincent Demeester <vincent@sbr.pm>
This commit is contained in:
Vincent Demeester 2015-08-22 14:06:48 +02:00
parent 5fd15da7da
commit c71a99af11
3 changed files with 58 additions and 33 deletions
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52
graph/list.go
View file

@ -108,17 +108,19 @@ func (s *TagStore) Images(filterArgs, filter string, all bool) ([]*types.Image,
} else {
// get the boolean list for if only the untagged images are requested
delete(allImages, id)
if !imageFilters.MatchKVList("label", image.ContainerConfig.Labels) {
continue
if len(imageFilters["label"]) > 0 {
if image.Config == nil {
// Very old image that do not have image.Config (or even labels)
continue
}
// We are now sure image.Config is not nil
if !imageFilters.MatchKVList("label", image.Config.Labels) {
continue
}
}
if filtTagged {
newImage := new(types.Image)
newImage.ParentID = image.Parent
newImage.ID = image.ID
newImage.Created = image.Created.Unix()
newImage.Size = image.Size
newImage.VirtualSize = s.graph.GetParentsSize(image) + image.Size
newImage.Labels = image.ContainerConfig.Labels
newImage := newImage(image, s.graph.GetParentsSize(image))
if utils.DigestReference(ref) {
newImage.RepoTags = []string{}
@ -144,18 +146,19 @@ func (s *TagStore) Images(filterArgs, filter string, all bool) ([]*types.Image,
// Display images which aren't part of a repository/tag
if filter == "" || filtLabel {
for _, image := range allImages {
if !imageFilters.MatchKVList("label", image.ContainerConfig.Labels) {
continue
if len(imageFilters["label"]) > 0 {
if image.Config == nil {
// Very old image that do not have image.Config (or even labels)
continue
}
// We are now sure image.Config is not nil
if !imageFilters.MatchKVList("label", image.Config.Labels) {
continue
}
}
newImage := new(types.Image)
newImage.ParentID = image.Parent
newImage := newImage(image, s.graph.GetParentsSize(image))
newImage.RepoTags = []string{"<none>:<none>"}
newImage.RepoDigests = []string{"<none>@<none>"}
newImage.ID = image.ID
newImage.Created = image.Created.Unix()
newImage.Size = image.Size
newImage.VirtualSize = s.graph.GetParentsSize(image) + image.Size
newImage.Labels = image.ContainerConfig.Labels
images = append(images, newImage)
}
@ -165,3 +168,16 @@ func (s *TagStore) Images(filterArgs, filter string, all bool) ([]*types.Image,
return images, nil
}
func newImage(image *image.Image, parentSize int64) *types.Image {
newImage := new(types.Image)
newImage.ParentID = image.Parent
newImage.ID = image.ID
newImage.Created = image.Created.Unix()
newImage.Size = image.Size
newImage.VirtualSize = parentSize + image.Size
if image.Config != nil {
newImage.Labels = image.Config.Labels
}
return newImage
}

35
integration-cli/docker_cli_images_test.go
View file

@ -100,35 +100,40 @@ func (s *DockerSuite) TestImagesFilterLabel(c *check.C) {
image1ID, err := buildImage(imageName1,
`FROM scratch
LABEL match me`, true)
if err != nil {
c.Fatal(err)
}
c.Assert(err, check.IsNil)
image2ID, err := buildImage(imageName2,
`FROM scratch
LABEL match="me too"`, true)
if err != nil {
c.Fatal(err)
}
c.Assert(err, check.IsNil)
image3ID, err := buildImage(imageName3,
`FROM scratch
LABEL nomatch me`, true)
if err != nil {
c.Fatal(err)
}
c.Assert(err, check.IsNil)
out, _ := dockerCmd(c, "images", "--no-trunc", "-q", "-f", "label=match")
out = strings.TrimSpace(out)
if (!strings.Contains(out, image1ID) && !strings.Contains(out, image2ID)) || strings.Contains(out, image3ID) {
c.Fatalf("Expected ids %s,%s got %s", image1ID, image2ID, out)
}
c.Assert(out, check.Matches, fmt.Sprintf("[\\s\\w]*%s[\\s\\w]*", image1ID))
c.Assert(out, check.Matches, fmt.Sprintf("[\\s\\w]*%s[\\s\\w]*", image2ID))
c.Assert(out, check.Not(check.Matches), fmt.Sprintf("[\\s\\w]*%s[\\s\\w]*", image3ID))
out, _ = dockerCmd(c, "images", "--no-trunc", "-q", "-f", "label=match=me too")
out = strings.TrimSpace(out)
if out != image2ID {
c.Fatalf("Expected %s got %s", image2ID, out)
}
c.Assert(out, check.Equals, image2ID)
}
// Regression : #15659
func (s *DockerSuite) TestImagesFilterLabelWithCommit(c *check.C) {
// Create a container
dockerCmd(c, "run", "--name", "bar", "busybox", "/bin/sh")
// Commit with labels "using changes"
out, _ := dockerCmd(c, "commit", "-c", "LABEL foo.version=1.0.0-1", "-c", "LABEL foo.name=bar", "-c", "LABEL foo.author=starlord", "bar", "bar:1.0.0-1")
imageID := strings.TrimSpace(out)
out, _ = dockerCmd(c, "images", "--no-trunc", "-q", "-f", "label=foo.version=1.0.0-1")
out = strings.TrimSpace(out)
c.Assert(out, check.Equals, imageID)
}
func (s *DockerSuite) TestImagesFilterSpaceTrimCase(c *check.C) {

4
integration-cli/docker_cli_save_load_test.go
View file

@ -104,6 +104,10 @@ func (s *DockerSuite) TestSaveImageId(c *check.C) {
out, _ = dockerCmd(c, "images", "-q", repoName)
cleanedShortImageID := strings.TrimSpace(out)
// Make sure IDs are not empty
c.Assert(cleanedLongImageID, check.Not(check.Equals), "", check.Commentf("Id should not be empty."))
c.Assert(cleanedShortImageID, check.Not(check.Equals), "", check.Commentf("Id should not be empty."))
saveCmd := exec.Command(dockerBinary, "save", cleanedShortImageID)
tarCmd := exec.Command("tar", "t")