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Merge pull request #815 from jimmyxian/rmi_by_name 

Fix image match
This commit is contained in:
Victor Vieux 2015-05-26 10:43:59 -07:00
parent 59620bda11 e6ce59794e
commit 0b24992d7c
8 changed files with 109 additions and 47 deletions
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51
api/handlers.go
View File

@ -62,6 +62,20 @@ func getVersion(c *context, w http.ResponseWriter, r *http.Request) {
json.NewEncoder(w).Encode(version)
}
// GET /images/{name:.*}/get
func getImage(c *context, w http.ResponseWriter, r *http.Request) {
name := mux.Vars(r)["name"]
for _, image := range c.cluster.Images() {
if len(strings.SplitN(name, ":", 2)) == 2 && image.Match(name, true) ||
len(strings.SplitN(name, ":", 2)) == 1 && image.Match(name, false) {
proxy(c.tlsConfig, image.Engine.Addr, w, r)
return
}
}
httpError(w, fmt.Sprintf("No such image: %s", name), http.StatusNotFound)
}
// GET /images/get
func getImages(c *context, w http.ResponseWriter, r *http.Request) {
if err := r.ParseForm(); err != nil {
@ -83,7 +97,8 @@ func getImages(c *context, w http.ResponseWriter, r *http.Request) {
// Count how many images we need it has.
for _, name := range names {
for _, image := range images {
if image.Match(name) {
if len(strings.SplitN(name, ":", 2)) == 2 && image.Match(name, true) ||
len(strings.SplitN(name, ":", 2)) == 1 && image.Match(name, false) {
matchedImages = matchedImages + 1
break
}
@ -477,36 +492,18 @@ func deleteImages(c *context, w http.ResponseWriter, r *http.Request) {
}
var name = mux.Vars(r)["name"]
matchedImages := []*cluster.Image{}
for _, image := range c.cluster.Images() {
if image.Match(name) {
matchedImages = append(matchedImages, image)
}
}
if len(matchedImages) == 0 {
httpError(w, fmt.Sprintf("No such image %s", name), http.StatusNotFound)
out, err := c.cluster.RemoveImages(name)
if err != nil {
httpError(w, err.Error(), http.StatusInternalServerError)
return
}
out := []*dockerclient.ImageDelete{}
errs := []string{}
for _, image := range matchedImages {
content, err := c.cluster.RemoveImage(image)
if err != nil {
errs = append(errs, fmt.Sprintf("%s: %s", image.Engine.Name, err.Error()))
continue
}
out = append(out, content...)
if len(out) == 0 {
httpError(w, fmt.Sprintf("No such image %s", name), http.StatusNotFound)
return
}
if len(errs) != 0 {
httpError(w, strings.Join(errs, ""), http.StatusInternalServerError)
} else {
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(NewWriteFlusher(w)).Encode(out)
}
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(NewWriteFlusher(w)).Encode(out)
}
// GET /_ping

2
api/router.go
View File

@ -29,7 +29,7 @@ var routes = map[string]map[string]handler{
"/images/viz": notImplementedHandler,
"/images/search": proxyRandom,
"/images/get": getImages,
"/images/{name:.*}/get": proxyImage,
"/images/{name:.*}/get": getImage,
"/images/{name:.*}/history": proxyImage,
"/images/{name:.*}/json": proxyImage,
"/containers/ps": getContainersJSON,

4
cluster/cluster.go
View File

@ -20,8 +20,8 @@ type Cluster interface {
// Return one image matching `IDOrName`
Image(IDOrName string) *Image
// Remove an image from the cluster
RemoveImage(image *Image) ([]*dockerclient.ImageDelete, error)
// Remove images from the cluster
RemoveImages(name string) ([]*dockerclient.ImageDelete, error)
// Return all containers
Containers() []*Container

6
cluster/engine.go
View File

@ -161,8 +161,8 @@ func (e *Engine) updateSpecs() error {
}
// RemoveImage deletes an image from the engine.
func (e *Engine) RemoveImage(image *Image) ([]*dockerclient.ImageDelete, error) {
return e.client.RemoveImage(image.Id)
func (e *Engine) RemoveImage(image *Image, name string) ([]*dockerclient.ImageDelete, error) {
return e.client.RemoveImage(name)
}
// RefreshImages refreshes the list of images on the engine.
@ -480,7 +480,7 @@ func (e *Engine) Image(IDOrName string) *Image {
defer e.RUnlock()
for _, image := range e.images {
if image.Match(IDOrName) {
if image.Match(IDOrName, true) {
return image
}
}

18
cluster/image.go
View File

@ -14,15 +14,27 @@ type Image struct {
}
// Match is exported
func (image *Image) Match(IDOrName string) bool {
func (image *Image) Match(IDOrName string, matchTag bool) bool {
size := len(IDOrName)
if image.Id == IDOrName || (size > 2 && strings.HasPrefix(image.Id, IDOrName)) {
return true
}
name := IDOrName
if matchTag {
if len(strings.SplitN(IDOrName, ":", 2)) == 1 {
name = IDOrName + ":latest"
}
} else {
name = strings.SplitN(IDOrName, ":", 2)[0]
}
for _, repoTag := range image.RepoTags {
parts := strings.SplitN(repoTag, ":", 2)
if repoTag == IDOrName || parts[0] == IDOrName {
if matchTag == false {
repoTag = strings.SplitN(repoTag, ":", 2)[0]
}
if repoTag == name {
return true
}
}

26
cluster/image_test.go
View File

@ -12,13 +12,23 @@ func TestMatch(t *testing.T) {
img.Id = "378954456789"
img.RepoTags = []string{"name:latest"}
assert.True(t, img.Match("378954456789"))
assert.True(t, img.Match("3789"))
assert.True(t, img.Match("378"))
assert.False(t, img.Match("37"))
assert.True(t, img.Match("378954456789", true))
assert.True(t, img.Match("3789", true))
assert.True(t, img.Match("378", true))
assert.False(t, img.Match("37", true))
assert.True(t, img.Match("name:latest"))
assert.True(t, img.Match("name"))
assert.False(t, img.Match("nam"))
assert.False(t, img.Match("na"))
assert.True(t, img.Match("name:latest", true))
assert.True(t, img.Match("name", true))
assert.False(t, img.Match("nam", true))
assert.False(t, img.Match("na", true))
assert.True(t, img.Match("378954456789", false))
assert.True(t, img.Match("3789", false))
assert.True(t, img.Match("378", false))
assert.False(t, img.Match("37", false))
assert.True(t, img.Match("name:latest", false))
assert.True(t, img.Match("name", false))
assert.False(t, img.Match("nam", false))
assert.False(t, img.Match("na", false))
}

27
cluster/swarm/cluster.go
View File

@ -269,11 +269,32 @@ func (c *Cluster) Image(IDOrName string) *cluster.Image {
return nil
}
// RemoveImage removes an image from the cluster
func (c *Cluster) RemoveImage(image *cluster.Image) ([]*dockerclient.ImageDelete, error) {
// RemoveImages removes all the images that match `name` from the cluster
func (c *Cluster) RemoveImages(name string) ([]*dockerclient.ImageDelete, error) {
c.Lock()
defer c.Unlock()
return image.Engine.RemoveImage(image)
out := []*dockerclient.ImageDelete{}
errs := []string{}
var err error
for _, n := range c.engines {
for _, image := range n.Images() {
if image.Match(name, true) {
content, err := image.Engine.RemoveImage(image, name)
if err != nil {
errs = append(errs, fmt.Sprintf("%s: %s", image.Engine.Name, err.Error()))
continue
}
out = append(out, content...)
}
}
}
if len(errs) > 0 {
err = errors.New(strings.Join(errs, "\n"))
}
return out, err
}
// Pull is exported

22
test/integration/api/rmi.bats
View File

@ -56,3 +56,25 @@ function teardown() {
[ "$status" -ne 0 ]
[[ "${output}" == *"No such image"* ]]
}
@test "docker rmi without tag" {
start_docker_with_busybox 1
start_docker 1
docker -H ${HOSTS[0]} tag busybox:latest testimage:latest
swarm_manage
run docker_swarm images
[ "$status" -eq 0 ]
[[ "${output}" == *"busybox"* ]]
[[ "${output}" == *"testimage"* ]]
run docker_swarm rmi testimage
[ "$status" -eq 0 ]
[[ "${output}" == *"Untagged"* ]]
run docker_swarm images
[ "$status" -eq 0 ]
[[ "${output}" == *"busybox"* ]]
[[ "${output}" != *"testimage"* ]]
}