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Merge pull request #30061 from yongtang/30027-docker-images-v1.12

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Fix `Size` in `docker images` for v1.12 client to v1.13 daemon
This commit is contained in:
Sebastiaan van Stijn 2017-01-13 02:11:48 +01:00 committed by GitHub
commit 0b09d6bfa7
3 changed files with 40 additions and 8 deletions
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7
cli/command/formatter/image.go
View file

@ -226,8 +226,7 @@ func (c *imageContext) CreatedAt() string {
func (c *imageContext) Size() string {
c.AddHeader(sizeHeader)
//NOTE: For backward compatibility we need to return VirtualSize
return units.HumanSizeWithPrecision(float64(c.i.VirtualSize), 3)
return units.HumanSizeWithPrecision(float64(c.i.Size), 3)
}
func (c *imageContext) Containers() string {
@ -253,8 +252,8 @@ func (c *imageContext) SharedSize() string {
func (c *imageContext) UniqueSize() string {
c.AddHeader(uniqueSizeHeader)
if c.i.Size == -1 {
if c.i.VirtualSize == -1 || c.i.SharedSize == -1 {
return "N/A"
}
return units.HumanSize(float64(c.i.Size))
return units.HumanSize(float64(c.i.VirtualSize - c.i.SharedSize))
}

5
daemon/images.go
View file

@ -210,7 +210,6 @@ func (daemon *Daemon) Images(imageFilters filters.Args, all bool, withExtraAttrs
rootFS := *img.RootFS
rootFS.DiffIDs = nil
newImage.Size = 0
newImage.SharedSize = 0
for _, id := range img.RootFS.DiffIDs {
rootFS.Append(id)
@ -223,8 +222,6 @@ func (daemon *Daemon) Images(imageFilters filters.Args, all bool, withExtraAttrs
if layerRefs[chid] > 1 {
newImage.SharedSize += diffSize
} else {
newImage.Size += diffSize
}
}
}
@ -323,7 +320,7 @@ func newImage(image *image.Image, virtualSize int64) *types.ImageSummary {
newImage.ParentID = image.Parent.String()
newImage.ID = image.ID().String()
newImage.Created = image.Created.Unix()
newImage.Size = -1
newImage.Size = virtualSize
newImage.VirtualSize = virtualSize
newImage.SharedSize = -1
newImage.Containers = -1

36
integration-cli/docker_api_images_test.go
View file

@ -128,3 +128,39 @@ func (s *DockerSuite) TestAPIImagesSearchJSONContentType(c *check.C) {
c.Assert(res.StatusCode, checker.Equals, http.StatusOK)
c.Assert(res.Header.Get("Content-Type"), checker.Equals, "application/json")
}
// Test case for 30027: image size reported as -1 in v1.12 client against v1.13 daemon.
// This test checks to make sure both v1.12 and v1.13 client against v1.13 daemon get correct `Size` after the fix.
func (s *DockerSuite) TestAPIImagesSizeCompatibility(c *check.C) {
status, b, err := request.SockRequest("GET", "/images/json", nil, daemonHost())
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusOK)
var images []types.ImageSummary
err = json.Unmarshal(b, &images)
c.Assert(err, checker.IsNil)
c.Assert(len(images), checker.Not(checker.Equals), 0)
for _, image := range images {
c.Assert(image.Size, checker.Not(checker.Equals), int64(-1))
}
type v124Image struct {
ID string `json:"Id"`
ParentID string `json:"ParentId"`
RepoTags []string
RepoDigests []string
Created int64
Size int64
VirtualSize int64
Labels map[string]string
}
status, b, err = request.SockRequest("GET", "/v1.24/images/json", nil, daemonHost())
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusOK)
var v124Images []v124Image
err = json.Unmarshal(b, &v124Images)
c.Assert(err, checker.IsNil)
c.Assert(len(v124Images), checker.Not(checker.Equals), 0)
for _, image := range v124Images {
c.Assert(image.Size, checker.Not(checker.Equals), int64(-1))
}
}