//return a registrySession associated with the repository contained in imageName
func newRegistrySession(userName, password string) (*registrySession, error) {
//IndexInfo
indexInfo := ®istry.IndexInfo{
Name: registry.INDEXNAME,
Mirrors: []string{},
Secure: true,
Official: true,
}
endpoint, err := registry.NewEndpoint(indexInfo)
if err != nil {
return nil, err
}
fmt.Printf("Index endpoint: %s\n", endpoint)
authConfig := ®istry.AuthConfig{Username: userName, Password: password}
var metaHeaders map[string][]string
session, err := registry.NewSession(authConfig, registry.HTTPRequestFactory(metaHeaders), endpoint, true)
if err != nil {
return nil, fmt.Errorf("failed to create registry session: %v", err)
}
return ®istrySession{*session, indexInfo}, nil
}
// FIXME: Allow to interrupt current push when new push of same image is done.
func (s *TagStore) CmdPush(job *engine.Job) engine.Status {
if n := len(job.Args); n != 1 {
return job.Errorf("Usage: %s IMAGE", job.Name)
}
var (
localName = job.Args[0]
sf = utils.NewStreamFormatter(job.GetenvBool("json"))
authConfig = ®istry.AuthConfig{}
metaHeaders map[string][]string
)
tag := job.Getenv("tag")
job.GetenvJson("authConfig", authConfig)
job.GetenvJson("metaHeaders", &metaHeaders)
if _, err := s.poolAdd("push", localName); err != nil {
return job.Error(err)
}
defer s.poolRemove("push", localName)
// Resolve the Repository name from fqn to endpoint + name
hostname, remoteName, err := registry.ResolveRepositoryName(localName)
if err != nil {
return job.Error(err)
}
endpoint, err := registry.NewEndpoint(hostname, s.insecureRegistries)
if err != nil {
return job.Error(err)
}
img, err := s.graph.Get(localName)
r, err2 := registry.NewSession(authConfig, registry.HTTPRequestFactory(metaHeaders), endpoint, false)
if err2 != nil {
return job.Error(err2)
}
if err != nil {
reposLen := 1
if tag == "" {
reposLen = len(s.Repositories[localName])
}
job.Stdout.Write(sf.FormatStatus("", "The push refers to a repository [%s] (len: %d)", localName, reposLen))
// If it fails, try to get the repository
if localRepo, exists := s.Repositories[localName]; exists {
if err := s.pushRepository(r, job.Stdout, localName, remoteName, localRepo, tag, sf); err != nil {
return job.Error(err)
}
return engine.StatusOK
}
return job.Error(err)
}
var token []string
job.Stdout.Write(sf.FormatStatus("", "The push refers to an image: [%s]", localName))
if _, err := s.pushImage(r, job.Stdout, remoteName, img.ID, endpoint.String(), token, sf); err != nil {
return job.Error(err)
}
return engine.StatusOK
}
func configureV2Mirror(repoInfo *registry.RepositoryInfo, s *registry.Service) (*registry.Endpoint, *registry.RepositoryInfo, error) {
mirrors := repoInfo.Index.Mirrors
if len(mirrors) == 0 {
// no mirrors configured
return nil, nil, nil
}
v1MirrorCount := 0
var v2MirrorEndpoint *registry.Endpoint
var v2MirrorRepoInfo *registry.RepositoryInfo
var lastErr error
for _, mirror := range mirrors {
mirrorRepoInfo := makeMirrorRepoInfo(repoInfo, mirror)
endpoint, err := registry.NewEndpoint(mirrorRepoInfo.Index, nil)
if err != nil {
logrus.Errorf("Unable to create endpoint for %s: %s", mirror, err)
lastErr = err
continue
}
if endpoint.Version == 2 {
if v2MirrorEndpoint == nil {
v2MirrorEndpoint = endpoint
v2MirrorRepoInfo = mirrorRepoInfo
} else {
// > 1 v2 mirrors given
return nil, nil, fmt.Errorf("multiple v2 mirrors configured")
}
} else {
v1MirrorCount++
}
}
if v1MirrorCount == len(mirrors) {
// OK, but mirrors are v1
return nil, nil, nil
}
if v2MirrorEndpoint != nil && v1MirrorCount == 0 {
// OK, 1 v2 mirror specified
return v2MirrorEndpoint, v2MirrorRepoInfo, nil
}
if v2MirrorEndpoint != nil && v1MirrorCount > 0 {
lastErr = fmt.Errorf("v1 and v2 mirrors configured")
}
return nil, nil, lastErr
}
func (factory *dockerSessionFactory) MakeSession(reposName string, allowInsecure bool) (DockerSession, error) {
repositoryInfo, err := registry.ParseRepositoryInfo(reposName)
if err != nil {
return nil, fmt.Errorf("Error resolving Docker repository name:\n" + err.Error())
}
if allowInsecure {
repositoryInfo.Index.Secure = false
}
endpoint, err := registry.NewEndpoint(repositoryInfo.Index, nil, registry.APIVersionUnknown)
if err != nil {
return nil, fmt.Errorf("Error Connecting to Docker registry:\n" + err.Error())
}
authConfig := &cliconfig.AuthConfig{}
session, error := registry.NewSession(http.DefaultClient, authConfig, endpoint)
return session, error
}
func configureV2Mirror(repoInfo *registry.RepositoryInfo, s *registry.Service) (*registry.Endpoint, *registry.RepositoryInfo, error) {
mirrors := repoInfo.Index.Mirrors
if len(mirrors) == 0 {
// no mirrors configured
return nil, nil, nil
}
v1MirrorCount := 0
var v2MirrorEndpoint *registry.Endpoint
var v2MirrorRepoInfo *registry.RepositoryInfo
for _, mirror := range mirrors {
mirrorRepoInfo := makeMirrorRepoInfo(repoInfo, mirror)
endpoint, err := registry.NewEndpoint(mirrorRepoInfo.Index, nil)
if err != nil {
logrus.Errorf("Unable to create endpoint for %s: %s", mirror, err)
continue
}
if endpoint.Version == 2 {
if v2MirrorEndpoint == nil {
v2MirrorEndpoint = endpoint
v2MirrorRepoInfo = mirrorRepoInfo
} else {
// > 1 v2 mirrors given
return nil, nil, fmt.Errorf("multiple v2 mirrors configured")
}
} else {
v1MirrorCount++
}
}
if v1MirrorCount == len(mirrors) {
// OK, but mirrors are v1
return nil, nil, nil
}
if v2MirrorEndpoint != nil && v1MirrorCount == 0 {
// OK, 1 v2 mirror specified
return v2MirrorEndpoint, v2MirrorRepoInfo, nil
}
if v2MirrorEndpoint != nil && v1MirrorCount > 0 {
return nil, nil, fmt.Errorf("v1 and v2 mirrors configured")
}
// No endpoint could be established with the given mirror configurations
// Fallback to pulling from the hub as per v1 behavior.
return nil, nil, nil
}
func (s *TagStore) CmdPull(job *engine.Job) engine.Status {
if n := len(job.Args); n != 1 && n != 2 {
return job.Errorf("Usage: %s IMAGE [TAG]", job.Name)
}
var (
localName = job.Args[0]
tag string
sf = utils.NewStreamFormatter(job.GetenvBool("json"))
authConfig = ®istry.AuthConfig{}
metaHeaders map[string][]string
mirrors []string
)
if len(job.Args) > 1 {
tag = job.Args[1]
}
job.GetenvJson("authConfig", authConfig)
job.GetenvJson("metaHeaders", &metaHeaders)
c, err := s.poolAdd("pull", localName+":"+tag)
if err != nil {
if c != nil {
// Another pull of the same repository is already taking place; just wait for it to finish
job.Stdout.Write(sf.FormatStatus("", "Repository %s already being pulled by another client. Waiting.", localName))
<-c
return engine.StatusOK
}
return job.Error(err)
}
defer s.poolRemove("pull", localName+":"+tag)
// Resolve the Repository name from fqn to endpoint + name
hostname, remoteName, err := registry.ResolveRepositoryName(localName)
if err != nil {
return job.Error(err)
}
endpoint, err := registry.NewEndpoint(hostname, s.insecureRegistries)
if err != nil {
return job.Error(err)
}
r, err := registry.NewSession(authConfig, registry.HTTPRequestFactory(metaHeaders), endpoint, true)
if err != nil {
return job.Error(err)
}
var isOfficial bool
if endpoint.VersionString(1) == registry.IndexServerAddress() {
// If pull "index.docker.io/foo/bar", it's stored locally under "foo/bar"
localName = remoteName
isOfficial = isOfficialName(remoteName)
if isOfficial && strings.IndexRune(remoteName, '/') == -1 {
remoteName = "library/" + remoteName
}
}
// Use provided mirrors, if any
mirrors = s.mirrors
if len(mirrors) == 0 && (isOfficial || endpoint.Version == registry.APIVersion2) {
j := job.Eng.Job("trust_update_base")
if err = j.Run(); err != nil {
return job.Errorf("error updating trust base graph: %s", err)
}
if err := s.pullV2Repository(job.Eng, r, job.Stdout, localName, remoteName, tag, sf, job.GetenvBool("parallel")); err == nil {
return engine.StatusOK
} else if err != registry.ErrDoesNotExist {
log.Errorf("Error from V2 registry: %s", err)
}
}
if err = s.pullRepository(r, job.Stdout, localName, remoteName, tag, sf, job.GetenvBool("parallel"), mirrors); err != nil {
return job.Error(err)
}
return engine.StatusOK
}
func (s *TagStore) CmdPullAndApply(job *engine.Job) engine.Status {
if n := len(job.Args); n != 4 {
return job.Errorf("Usage: %s CONTAINERID CONTAINERIMAGE IMAGE TAG", job.Name)
}
var (
containerID = job.Args[0]
containerImage = job.Args[1]
localName = job.Args[2]
tag = job.Args[3]
sf = utils.NewStreamFormatter(job.GetenvBool("json"))
authConfig = ®istry.AuthConfig{}
metaHeaders map[string][]string
mirrors []string
)
job.GetenvJson("authConfig", authConfig)
job.GetenvJson("metaHeaders", &metaHeaders)
for {
c, err := s.poolAdd("pull", localName+":"+tag)
if err != nil {
if c != nil {
// Another pull of the same repository is already taking place; just wait for it to finish
job.Stdout.Write(sf.FormatStatus("", "Repository %s already being pulled by another client. Waiting.", localName))
<-c
continue
} else {
return job.Error(err)
}
}
break
}
defer s.poolRemove("pull", localName+":"+tag)
// Resolve the Repository name from fqn to endpoint + name
hostname, remoteName, err := registry.ResolveRepositoryName(localName)
if err != nil {
return job.Error(err)
}
endpoint, err := registry.NewEndpoint(hostname, s.insecureRegistries)
if err != nil {
return job.Error(err)
}
r, err := registry.NewSession(authConfig, registry.HTTPRequestFactory(metaHeaders), endpoint, true)
if err != nil {
return job.Error(err)
}
if endpoint.VersionString(1) == registry.IndexServerAddress() {
// If pull "index.docker.io/foo/bar", it's stored locally under "foo/bar"
localName = remoteName
isOfficial := isOfficialName(remoteName)
if isOfficial && strings.IndexRune(remoteName, '/') == -1 {
remoteName = "library/" + remoteName
}
}
// Use provided mirrors, if any
mirrors = s.mirrors
if err = s.pullMRepository(r, job.Stdout, containerID, containerImage, localName, remoteName, tag, sf, job.GetenvBool("parallel"), mirrors); err != nil {
return job.Error(err)
}
return engine.StatusOK
}
"GET", "/v2/",
http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
w.Header().Set("Docker-Distribution-API-Version", "registry/2.0")
w.Write([]byte(`{}`))
}),
)
server.RouteToHandler(
"GET", "/v1/_ping",
http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
w.WriteHeader(404)
}),
)
registryAddr = server.HTTPTestServer.Listener.Addr().String()
endpoint, err := registry.NewEndpoint(®istry.IndexInfo{
Name: registryAddr,
Secure: false,
}, nil)
Expect(err).ToNot(HaveOccurred())
tr := transport.NewTransport(
registry.NewTransport(registry.ReceiveTimeout, endpoint.IsSecure),
)
session, err := registry.NewSession(registry.HTTPClient(tr), &cliconfig.AuthConfig{}, endpoint)
Expect(err).ToNot(HaveOccurred())
fetchRequest = &FetchRequest{
Session: session,
Endpoint: endpoint,
Logger: logger,
Path: "some-repo",
RemotePath: "some-repo",