func TestGetImagesJSONLegacyFormat(t *testing.T) {
eng := engine.New()
var called bool
eng.Register("images", func(job *engine.Job) engine.Status {
called = true
outsLegacy := engine.NewTable("Created", 0)
outsLegacy.Add(createEnvFromGetImagesJSONStruct(sampleImage))
if _, err := outsLegacy.WriteListTo(job.Stdout); err != nil {
return job.Error(err)
}
return engine.StatusOK
})
r := serveRequestUsingVersion("GET", "/images/json", "1.6", nil, eng, t)
if !called {
t.Fatal("handler was not called")
}
assertHttpNotError(r, t)
assertContentType(r, "application/json", t)
images := engine.NewTable("Created", 0)
if _, err := images.ReadListFrom(r.Body.Bytes()); err != nil {
t.Fatal(err)
}
if images.Len() != 1 {
t.Fatalf("Expected 1 image, %d found", images.Len())
}
image := images.Data[0]
if image.Get("Tag") != "test-tag" {
t.Errorf("Expected tag 'test-tag', found '%s'", image.Get("Tag"))
}
if image.Get("Repository") != "test-name" {
t.Errorf("Expected repository 'test-name', found '%s'", image.Get("Repository"))
}
}
func (daemon *Daemon) ContainerChanges(job *engine.Job) engine.Status {
if n := len(job.Args); n != 1 {
return job.Errorf("Usage: %s CONTAINER", job.Name)
}
name := job.Args[0]
if container := daemon.Get(name); container != nil {
outs := engine.NewTable("", 0)
changes, err := container.Changes()
if err != nil {
return job.Error(err)
}
for _, change := range changes {
out := &engine.Env{}
if err := out.Import(change); err != nil {
return job.Error(err)
}
outs.Add(out)
}
if _, err := outs.WriteListTo(job.Stdout); err != nil {
return job.Error(err)
}
} else {
return job.Errorf("No such container: %s", name)
}
return engine.StatusOK
}
func TestDeleteImages(t *testing.T) {
eng := NewTestEngine(t)
//we expect errors, so we disable stderr
eng.Stderr = ioutil.Discard
defer mkDaemonFromEngine(eng, t).Nuke()
initialImages := getImages(eng, t, true, "")
if err := eng.Job("tag", unitTestImageName, "test", "test").Run(); err != nil {
t.Fatal(err)
}
images := getImages(eng, t, true, "")
if len(images.Data[0].GetList("RepoTags")) != len(initialImages.Data[0].GetList("RepoTags"))+1 {
t.Errorf("Expected %d images, %d found", len(initialImages.Data[0].GetList("RepoTags"))+1, len(images.Data[0].GetList("RepoTags")))
}
req, err := http.NewRequest("DELETE", "/images/"+unitTestImageID, nil)
if err != nil {
t.Fatal(err)
}
r := httptest.NewRecorder()
if err := server.ServeRequest(eng, api.APIVERSION, r, req); err != nil {
t.Fatal(err)
}
if r.Code != http.StatusConflict {
t.Fatalf("Expected http status 409-conflict, got %v", r.Code)
}
req2, err := http.NewRequest("DELETE", "/images/test:test", nil)
if err != nil {
t.Fatal(err)
}
r2 := httptest.NewRecorder()
if err := server.ServeRequest(eng, api.APIVERSION, r2, req2); err != nil {
t.Fatal(err)
}
assertHttpNotError(r2, t)
if r2.Code != http.StatusOK {
t.Fatalf("%d OK expected, received %d\n", http.StatusOK, r.Code)
}
outs := engine.NewTable("Created", 0)
if _, err := outs.ReadListFrom(r2.Body.Bytes()); err != nil {
t.Fatal(err)
}
if len(outs.Data) != 1 {
t.Fatalf("Expected %d event (untagged), got %d", 1, len(outs.Data))
}
images = getImages(eng, t, false, "")
if images.Len() != initialImages.Len() {
t.Errorf("Expected %d image, %d found", initialImages.Len(), images.Len())
}
}
func getImagesJSON(eng *engine.Engine, version version.Version, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
if err := parseForm(r); err != nil {
return err
}
var (
err error
outs *engine.Table
job = eng.Job("images")
)
job.Setenv("filters", r.Form.Get("filters"))
// FIXME this parameter could just be a match filter
job.Setenv("filter", r.Form.Get("filter"))
job.Setenv("all", r.Form.Get("all"))
if version.GreaterThanOrEqualTo("1.7") {
streamJSON(job, w, false)
} else if outs, err = job.Stdout.AddListTable(); err != nil {
return err
}
if err := job.Run(); err != nil {
return err
}
if version.LessThan("1.7") && outs != nil { // Convert to legacy format
outsLegacy := engine.NewTable("Created", 0)
for _, out := range outs.Data {
for _, repoTag := range out.GetList("RepoTags") {
repo, tag := parsers.ParseRepositoryTag(repoTag)
outLegacy := &engine.Env{}
outLegacy.Set("Repository", repo)
outLegacy.SetJson("Tag", tag)
outLegacy.Set("Id", out.Get("Id"))
outLegacy.SetInt64("Created", out.GetInt64("Created"))
outLegacy.SetInt64("Size", out.GetInt64("Size"))
outLegacy.SetInt64("VirtualSize", out.GetInt64("VirtualSize"))
outsLegacy.Add(outLegacy)
}
}
w.Header().Set("Content-Type", "application/json")
if _, err := outsLegacy.WriteListTo(w); err != nil {
return err
}
}
return nil
}
func (daemon *Daemon) ImageDelete(job *engine.Job) engine.Status {
if n := len(job.Args); n != 1 {
return job.Errorf("Usage: %s IMAGE", job.Name)
}
imgs := engine.NewTable("", 0)
if err := daemon.DeleteImage(job.Eng, job.Args[0], imgs, true, job.GetenvBool("force"), job.GetenvBool("noprune")); err != nil {
return job.Error(err)
}
if len(imgs.Data) == 0 {
return job.Errorf("Conflict, %s wasn't deleted", job.Args[0])
}
if _, err := imgs.WriteListTo(job.Stdout); err != nil {
return job.Error(err)
}
return engine.StatusOK
}
func TestGetContainersJSON(t *testing.T) {
eng := NewTestEngine(t)
defer mkDaemonFromEngine(eng, t).Nuke()
job := eng.Job("containers")
job.SetenvBool("all", true)
outs, err := job.Stdout.AddTable()
if err != nil {
t.Fatal(err)
}
if err := job.Run(); err != nil {
t.Fatal(err)
}
beginLen := len(outs.Data)
containerID := createTestContainer(eng, &runconfig.Config{
Image: unitTestImageID,
Cmd: []string{"echo", "test"},
}, t)
if containerID == "" {
t.Fatalf("Received empty container ID")
}
req, err := http.NewRequest("GET", "/containers/json?all=1", nil)
if err != nil {
t.Fatal(err)
}
r := httptest.NewRecorder()
if err := server.ServeRequest(eng, api.APIVERSION, r, req); err != nil {
t.Fatal(err)
}
assertHttpNotError(r, t)
containers := engine.NewTable("", 0)
if _, err := containers.ReadListFrom(r.Body.Bytes()); err != nil {
t.Fatal(err)
}
if len(containers.Data) != beginLen+1 {
t.Fatalf("Expected %d container, %d found (started with: %d)", beginLen+1, len(containers.Data), beginLen)
}
if id := containers.Data[0].Get("Id"); id != containerID {
t.Fatalf("Container ID mismatch. Expected: %s, received: %s\n", containerID, id)
}
}
// Search queries the public registry for images matching the specified
// search terms, and returns the results.
//
// Argument syntax: search TERM
//
// Option environment:
// 'authConfig': json-encoded credentials to authenticate against the registry.
// The search extends to images only accessible via the credentials.
//
// 'metaHeaders': extra HTTP headers to include in the request to the registry.
// The headers should be passed as a json-encoded dictionary.
//
// Output:
// Results are sent as a collection of structured messages (using engine.Table).
// Each result is sent as a separate message.
// Results are ordered by number of stars on the public registry.
func (s *Service) Search(job *engine.Job) engine.Status {
if n := len(job.Args); n != 1 {
return job.Errorf("Usage: %s TERM", job.Name)
}
var (
term = job.Args[0]
metaHeaders = map[string][]string{}
authConfig = &AuthConfig{}
)
job.GetenvJson("authConfig", authConfig)
job.GetenvJson("metaHeaders", metaHeaders)
hostname, term, err := ResolveRepositoryName(term)
if err != nil {
return job.Error(err)
}
hostname, err = ExpandAndVerifyRegistryUrl(hostname)
if err != nil {
return job.Error(err)
}
r, err := NewSession(authConfig, HTTPRequestFactory(metaHeaders), hostname, true)
if err != nil {
return job.Error(err)
}
results, err := r.SearchRepositories(term)
if err != nil {
return job.Error(err)
}
outs := engine.NewTable("star_count", 0)
for _, result := range results.Results {
out := &engine.Env{}
out.Import(result)
outs.Add(out)
}
outs.ReverseSort()
if _, err := outs.WriteListTo(job.Stdout); err != nil {
return job.Error(err)
}
return engine.StatusOK
}
func TestGetContainersChanges(t *testing.T) {
eng := NewTestEngine(t)
defer mkDaemonFromEngine(eng, t).Nuke()
// Create a container and remove a file
containerID := createTestContainer(eng,
&runconfig.Config{
Image: unitTestImageID,
Cmd: []string{"/bin/rm", "/etc/passwd"},
},
t,
)
containerRun(eng, containerID, t)
r := httptest.NewRecorder()
req, err := http.NewRequest("GET", "/containers/"+containerID+"/changes", nil)
if err != nil {
t.Fatal(err)
}
if err := server.ServeRequest(eng, api.APIVERSION, r, req); err != nil {
t.Fatal(err)
}
assertHttpNotError(r, t)
outs := engine.NewTable("", 0)
if _, err := outs.ReadListFrom(r.Body.Bytes()); err != nil {
t.Fatal(err)
}
// Check the changelog
success := false
for _, elem := range outs.Data {
if elem.Get("Path") == "/etc/passwd" && elem.GetInt("Kind") == 2 {
success = true
}
}
if !success {
t.Fatalf("/etc/passwd as been removed but is not present in the diff")
}
}
func getContainersJSON(eng *engine.Engine, version version.Version, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
if err := parseForm(r); err != nil {
return err
}
var (
err error
outs *engine.Table
job = eng.Job("containers")
)
job.Setenv("all", r.Form.Get("all"))
job.Setenv("size", r.Form.Get("size"))
job.Setenv("since", r.Form.Get("since"))
job.Setenv("before", r.Form.Get("before"))
job.Setenv("limit", r.Form.Get("limit"))
job.Setenv("filters", r.Form.Get("filters"))
if version.GreaterThanOrEqualTo("1.5") {
streamJSON(job, w, false)
} else if outs, err = job.Stdout.AddTable(); err != nil {
return err
}
if err = job.Run(); err != nil {
return err
}
if version.LessThan("1.5") { // Convert to legacy format
for _, out := range outs.Data {
ports := engine.NewTable("", 0)
ports.ReadListFrom([]byte(out.Get("Ports")))
out.Set("Ports", api.DisplayablePorts(ports))
}
w.Header().Set("Content-Type", "application/json")
if _, err = outs.WriteListTo(w); err != nil {
return err
}
}
return nil
}
func (settings *NetworkSettings) PortMappingAPI() *engine.Table {
var outs = engine.NewTable("", 0)
for port, bindings := range settings.Ports {
p, _ := nat.ParsePort(port.Port())
if len(bindings) == 0 {
out := &engine.Env{}
out.SetInt("PrivatePort", p)
out.Set("Type", port.Proto())
outs.Add(out)
continue
}
for _, binding := range bindings {
out := &engine.Env{}
h, _ := nat.ParsePort(binding.HostPort)
out.SetInt("PrivatePort", p)
out.SetInt("PublicPort", h)
out.Set("Type", port.Proto())
out.Set("IP", binding.HostIp)
outs.Add(out)
}
}
return outs
}
func (s *TagStore) CmdHistory(job *engine.Job) engine.Status {
if n := len(job.Args); n != 1 {
return job.Errorf("Usage: %s IMAGE", job.Name)
}
name := job.Args[0]
foundImage, err := s.LookupImage(name)
if err != nil {
return job.Error(err)
}
lookupMap := make(map[string][]string)
for name, repository := range s.Repositories {
for tag, id := range repository {
// If the ID already has a reverse lookup, do not update it unless for "latest"
if _, exists := lookupMap[id]; !exists {
lookupMap[id] = []string{}
}
lookupMap[id] = append(lookupMap[id], name+":"+tag)
}
}
outs := engine.NewTable("Created", 0)
err = foundImage.WalkHistory(func(img *image.Image) error {
out := &engine.Env{}
out.Set("Id", img.ID)
out.SetInt64("Created", img.Created.Unix())
out.Set("CreatedBy", strings.Join(img.ContainerConfig.Cmd, " "))
out.SetList("Tags", lookupMap[img.ID])
out.SetInt64("Size", img.Size)
outs.Add(out)
return nil
})
if _, err := outs.WriteListTo(job.Stdout); err != nil {
return job.Error(err)
}
return engine.StatusOK
}
func (s *TagStore) CmdImages(job *engine.Job) engine.Status {
var (
allImages map[string]*image.Image
err error
filt_tagged = true
)
imageFilters, err := filters.FromParam(job.Getenv("filters"))
if err != nil {
return job.Error(err)
}
if i, ok := imageFilters["dangling"]; ok {
for _, value := range i {
if strings.ToLower(value) == "true" {
filt_tagged = false
}
}
}
if job.GetenvBool("all") && filt_tagged {
allImages, err = s.graph.Map()
} else {
allImages, err = s.graph.Heads()
}
if err != nil {
return job.Error(err)
}
lookup := make(map[string]*engine.Env)
s.Lock()
for name, repository := range s.Repositories {
if job.Getenv("filter") != "" {
if match, _ := path.Match(job.Getenv("filter"), name); !match {
continue
}
}
for tag, id := range repository {
image, err := s.graph.Get(id)
if err != nil {
log.Printf("Warning: couldn't load %s from %s/%s: %s", id, name, tag, err)
continue
}
if out, exists := lookup[id]; exists {
if filt_tagged {
out.SetList("RepoTags", append(out.GetList("RepoTags"), fmt.Sprintf("%s:%s", name, tag)))
}
} else {
// get the boolean list for if only the untagged images are requested
delete(allImages, id)
if filt_tagged {
out := &engine.Env{}
out.Set("ParentId", image.Parent)
out.SetList("RepoTags", []string{fmt.Sprintf("%s:%s", name, tag)})
out.Set("Id", image.ID)
out.SetInt64("Created", image.Created.Unix())
out.SetInt64("Size", image.Size)
out.SetInt64("VirtualSize", image.GetParentsSize(0)+image.Size)
lookup[id] = out
}
}
}
}
s.Unlock()
outs := engine.NewTable("Created", len(lookup))
for _, value := range lookup {
outs.Add(value)
}
// Display images which aren't part of a repository/tag
if job.Getenv("filter") == "" {
for _, image := range allImages {
out := &engine.Env{}
out.Set("ParentId", image.Parent)
out.SetList("RepoTags", []string{"<none>:<none>"})
out.Set("Id", image.ID)
out.SetInt64("Created", image.Created.Unix())
out.SetInt64("Size", image.Size)
out.SetInt64("VirtualSize", image.GetParentsSize(0)+image.Size)
outs.Add(out)
}
}
outs.ReverseSort()
if _, err := outs.WriteListTo(job.Stdout); err != nil {
return job.Error(err)
}
return engine.StatusOK
}
func (daemon *Daemon) Containers(job *engine.Job) engine.Status {
var (
foundBefore bool
displayed int
all = job.GetenvBool("all")
since = job.Getenv("since")
before = job.Getenv("before")
n = job.GetenvInt("limit")
size = job.GetenvBool("size")
psFilters filters.Args
filt_exited []int
)
outs := engine.NewTable("Created", 0)
psFilters, err := filters.FromParam(job.Getenv("filters"))
if err != nil {
return job.Error(err)
}
if i, ok := psFilters["exited"]; ok {
for _, value := range i {
code, err := strconv.Atoi(value)
if err != nil {
return job.Error(err)
}
filt_exited = append(filt_exited, code)
}
}
names := map[string][]string{}
daemon.ContainerGraph().Walk("/", func(p string, e *graphdb.Entity) error {
names[e.ID()] = append(names[e.ID()], p)
return nil
}, -1)
var beforeCont, sinceCont *Container
if before != "" {
beforeCont = daemon.Get(before)
if beforeCont == nil {
return job.Error(fmt.Errorf("Could not find container with name or id %s", before))
}
}
if since != "" {
sinceCont = daemon.Get(since)
if sinceCont == nil {
return job.Error(fmt.Errorf("Could not find container with name or id %s", since))
}
}
errLast := errors.New("last container")
writeCont := func(container *Container) error {
container.Lock()
defer container.Unlock()
if !container.State.IsRunning() && !all && n <= 0 && since == "" && before == "" {
return nil
}
if before != "" && !foundBefore {
if container.ID == beforeCont.ID {
foundBefore = true
}
return nil
}
if n > 0 && displayed == n {
return errLast
}
if since != "" {
if container.ID == sinceCont.ID {
return errLast
}
}
if len(filt_exited) > 0 && !container.State.IsRunning() {
should_skip := true
for _, code := range filt_exited {
if code == container.State.GetExitCode() {
should_skip = false
break
}
}
if should_skip {
return nil
}
}
displayed++
out := &engine.Env{}
out.Set("Id", container.ID)
out.SetList("Names", names[container.ID])
out.Set("Image", daemon.Repositories().ImageName(container.Image))
if len(container.Args) > 0 {
args := []string{}
for _, arg := range container.Args {
if strings.Contains(arg, " ") {
args = append(args, fmt.Sprintf("'%s'", arg))
} else {
args = append(args, arg)
}
}
argsAsString := strings.Join(args, " ")
out.Set("Command", fmt.Sprintf("\"%s %s\"", container.Path, argsAsString))
} else {
out.Set("Command", fmt.Sprintf("\"%s\"", container.Path))
}
out.SetInt64("Created", container.Created.Unix())
out.Set("Status", container.State.String())
str, err := container.NetworkSettings.PortMappingAPI().ToListString()
if err != nil {
return err
}
out.Set("Ports", str)
if size {
sizeRw, sizeRootFs := container.GetSize()
out.SetInt64("SizeRw", sizeRw)
out.SetInt64("SizeRootFs", sizeRootFs)
}
outs.Add(out)
return nil
}
for _, container := range daemon.List() {
if err := writeCont(container); err != nil {
if err != errLast {
return job.Error(err)
}
break
}
}
outs.ReverseSort()
if _, err := outs.WriteListTo(job.Stdout); err != nil {
return job.Error(err)
}
return engine.StatusOK
}
