func (cli *DockerCli) trustedPush(repoInfo *registry.RepositoryInfo, tag string, authConfig types.AuthConfig, requestPrivilege apiclient.RequestPrivilegeFunc) error {
responseBody, err := cli.imagePushPrivileged(authConfig, repoInfo.Name(), tag, requestPrivilege)
if err != nil {
return err
}
defer responseBody.Close()
targets := []target{}
handleTarget := func(aux *json.RawMessage) {
var pushResult distribution.PushResult
err := json.Unmarshal(*aux, &pushResult)
if err == nil && pushResult.Tag != "" && pushResult.Digest.Validate() == nil {
targets = append(targets, target{
reference: registry.ParseReference(pushResult.Tag),
digest: pushResult.Digest,
size: int64(pushResult.Size),
})
}
}
err = jsonmessage.DisplayJSONMessagesStream(responseBody, cli.out, cli.outFd, cli.isTerminalOut, handleTarget)
if err != nil {
return err
}
if tag == "" {
fmt.Fprintf(cli.out, "No tag specified, skipping trust metadata push\n")
return nil
}
if len(targets) == 0 {
fmt.Fprintf(cli.out, "No targets found, skipping trust metadata push\n")
return nil
}
fmt.Fprintf(cli.out, "Signing and pushing trust metadata\n")
repo, err := cli.getNotaryRepository(repoInfo, authConfig)
if err != nil {
fmt.Fprintf(cli.out, "Error establishing connection to notary repository: %s\n", err)
return err
}
for _, target := range targets {
h, err := hex.DecodeString(target.digest.Hex())
if err != nil {
return err
}
t := &client.Target{
Name: target.reference.String(),
Hashes: data.Hashes{
string(target.digest.Algorithm()): h,
},
Length: int64(target.size),
}
if err := repo.AddTarget(t, releasesRole); err != nil {
return err
}
}
err = repo.Publish()
if _, ok := err.(client.ErrRepoNotInitialized); !ok {
return notaryError(repoInfo.FullName(), err)
}
keys := repo.CryptoService.ListKeys(data.CanonicalRootRole)
var rootKeyID string
// always select the first root key
if len(keys) > 0 {
sort.Strings(keys)
rootKeyID = keys[0]
} else {
rootPublicKey, err := repo.CryptoService.Create(data.CanonicalRootRole, data.ECDSAKey)
if err != nil {
return err
}
rootKeyID = rootPublicKey.ID()
}
if err := repo.Initialize(rootKeyID); err != nil {
return notaryError(repoInfo.FullName(), err)
}
fmt.Fprintf(cli.out, "Finished initializing %q\n", repoInfo.FullName())
return notaryError(repoInfo.FullName(), repo.Publish())
}
func (cli *DockerCli) trustedPull(repoInfo *registry.RepositoryInfo, ref registry.Reference, authConfig types.AuthConfig, requestPrivilege apiclient.RequestPrivilegeFunc) error {
var refs []target
notaryRepo, err := cli.getNotaryRepository(repoInfo, authConfig)
if err != nil {
fmt.Fprintf(cli.out, "Error establishing connection to trust repository: %s\n", err)
return err
}
if ref.String() == "" {
// List all targets
targets, err := notaryRepo.ListTargets(releasesRole, data.CanonicalTargetsRole)
if err != nil {
return notaryError(repoInfo.FullName(), err)
}
for _, tgt := range targets {
t, err := convertTarget(tgt.Target)
if err != nil {
fmt.Fprintf(cli.out, "Skipping target for %q\n", repoInfo.Name())
continue
}
refs = append(refs, t)
}
} else {
t, err := notaryRepo.GetTargetByName(ref.String(), releasesRole, data.CanonicalTargetsRole)
if err != nil {
return notaryError(repoInfo.FullName(), err)
}
r, err := convertTarget(t.Target)
if err != nil {
return err
}
refs = append(refs, r)
}
for i, r := range refs {
displayTag := r.reference.String()
if displayTag != "" {
displayTag = ":" + displayTag
}
fmt.Fprintf(cli.out, "Pull (%d of %d): %s%s@%s\n", i+1, len(refs), repoInfo.Name(), displayTag, r.digest)
if err := cli.imagePullPrivileged(authConfig, repoInfo.Name(), r.digest.String(), requestPrivilege); err != nil {
return err
}
// If reference is not trusted, tag by trusted reference
if !r.reference.HasDigest() {
tagged, err := reference.WithTag(repoInfo, r.reference.String())
if err != nil {
return err
}
trustedRef, err := reference.WithDigest(repoInfo, r.digest)
if err != nil {
return err
}
if err := cli.tagTrusted(trustedRef, tagged); err != nil {
return err
}
}
}
return nil
}
func (cli *DockerCli) trustedPush(repoInfo *registry.RepositoryInfo, tag string, authConfig types.AuthConfig, requestPrivilege apiclient.RequestPrivilegeFunc) error {
responseBody, err := cli.imagePushPrivileged(authConfig, repoInfo.Name(), tag, requestPrivilege)
if err != nil {
return err
}
defer responseBody.Close()
// If it is a trusted push we would like to find the target entry which match the
// tag provided in the function and then do an AddTarget later.
target := &client.Target{}
// Count the times of calling for handleTarget,
// if it is called more that once, that should be considered an error in a trusted push.
cnt := 0
handleTarget := func(aux *json.RawMessage) {
cnt++
if cnt > 1 {
// handleTarget should only be called one. This will be treated as an error.
return
}
var pushResult distribution.PushResult
err := json.Unmarshal(*aux, &pushResult)
if err == nil && pushResult.Tag != "" && pushResult.Digest.Validate() == nil {
h, err := hex.DecodeString(pushResult.Digest.Hex())
if err != nil {
target = nil
return
}
target.Name = registry.ParseReference(pushResult.Tag).String()
target.Hashes = data.Hashes{string(pushResult.Digest.Algorithm()): h}
target.Length = int64(pushResult.Size)
}
}
// We want trust signatures to always take an explicit tag,
// otherwise it will act as an untrusted push.
if tag == "" {
if err = jsonmessage.DisplayJSONMessagesStream(responseBody, cli.out, cli.outFd, cli.isTerminalOut, nil); err != nil {
return err
}
fmt.Fprintln(cli.out, "No tag specified, skipping trust metadata push")
return nil
}
if err = jsonmessage.DisplayJSONMessagesStream(responseBody, cli.out, cli.outFd, cli.isTerminalOut, handleTarget); err != nil {
return err
}
if cnt > 1 {
return fmt.Errorf("internal error: only one call to handleTarget expected")
}
if target == nil {
fmt.Fprintln(cli.out, "No targets found, please provide a specific tag in order to sign it")
return nil
}
fmt.Fprintln(cli.out, "Signing and pushing trust metadata")
repo, err := cli.getNotaryRepository(repoInfo, authConfig, "push", "pull")
if err != nil {
fmt.Fprintf(cli.out, "Error establishing connection to notary repository: %s\n", err)
return err
}
if err := repo.AddTarget(target, releasesRole); err != nil {
return err
}
err = repo.Publish()
if err == nil {
fmt.Fprintf(cli.out, "Successfully signed %q:%s\n", repoInfo.FullName(), tag)
return nil
} else if _, ok := err.(client.ErrRepoNotInitialized); !ok {
fmt.Fprintf(cli.out, "Failed to sign %q:%s - %s\n", repoInfo.FullName(), tag, err.Error())
return notaryError(repoInfo.FullName(), err)
}
keys := repo.CryptoService.ListKeys(data.CanonicalRootRole)
var rootKeyID string
// always select the first root key
if len(keys) > 0 {
sort.Strings(keys)
rootKeyID = keys[0]
} else {
rootPublicKey, err := repo.CryptoService.Create(data.CanonicalRootRole, data.ECDSAKey)
if err != nil {
return err
}
rootKeyID = rootPublicKey.ID()
}
// Initialize the notary repository with a remotely managed snapshot key
if err := repo.Initialize(rootKeyID, data.CanonicalSnapshotRole); err != nil {
return notaryError(repoInfo.FullName(), err)
}
fmt.Fprintf(cli.out, "Finished initializing %q\n", repoInfo.FullName())
return notaryError(repoInfo.FullName(), repo.Publish())
}
// TrustedPull handles content trust pulling of an image
func (cli *DockerCli) TrustedPull(ctx context.Context, repoInfo *registry.RepositoryInfo, ref registry.Reference, authConfig types.AuthConfig, requestPrivilege types.RequestPrivilegeFunc) error {
var refs []target
notaryRepo, err := cli.getNotaryRepository(repoInfo, authConfig, "pull")
if err != nil {
fmt.Fprintf(cli.out, "Error establishing connection to trust repository: %s\n", err)
return err
}
if ref.String() == "" {
// List all targets
targets, err := notaryRepo.ListTargets(releasesRole, data.CanonicalTargetsRole)
if err != nil {
return notaryError(repoInfo.FullName(), err)
}
for _, tgt := range targets {
t, err := convertTarget(tgt.Target)
if err != nil {
fmt.Fprintf(cli.out, "Skipping target for %q\n", repoInfo.Name())
continue
}
// Only list tags in the top level targets role or the releases delegation role - ignore
// all other delegation roles
if tgt.Role != releasesRole && tgt.Role != data.CanonicalTargetsRole {
continue
}
refs = append(refs, t)
}
if len(refs) == 0 {
return notaryError(repoInfo.FullName(), fmt.Errorf("No trusted tags for %s", repoInfo.FullName()))
}
} else {
t, err := notaryRepo.GetTargetByName(ref.String(), releasesRole, data.CanonicalTargetsRole)
if err != nil {
return notaryError(repoInfo.FullName(), err)
}
// Only get the tag if it's in the top level targets role or the releases delegation role
// ignore it if it's in any other delegation roles
if t.Role != releasesRole && t.Role != data.CanonicalTargetsRole {
return notaryError(repoInfo.FullName(), fmt.Errorf("No trust data for %s", ref.String()))
}
logrus.Debugf("retrieving target for %s role\n", t.Role)
r, err := convertTarget(t.Target)
if err != nil {
return err
}
refs = append(refs, r)
}
for i, r := range refs {
displayTag := r.reference.String()
if displayTag != "" {
displayTag = ":" + displayTag
}
fmt.Fprintf(cli.out, "Pull (%d of %d): %s%s@%s\n", i+1, len(refs), repoInfo.Name(), displayTag, r.digest)
ref, err := reference.WithDigest(repoInfo, r.digest)
if err != nil {
return err
}
if err := cli.ImagePullPrivileged(ctx, authConfig, ref.String(), requestPrivilege, false); err != nil {
return err
}
// If reference is not trusted, tag by trusted reference
if !r.reference.HasDigest() {
tagged, err := reference.WithTag(repoInfo, r.reference.String())
if err != nil {
return err
}
trustedRef, err := reference.WithDigest(repoInfo, r.digest)
if err != nil {
return err
}
if err := cli.TagTrusted(ctx, trustedRef, tagged); err != nil {
return err
}
}
}
return nil
}
func (cli *DockerCli) trustedPush(repoInfo *registry.RepositoryInfo, tag string, authConfig types.AuthConfig, requestPrivilege apiclient.RequestPrivilegeFunc) error {
streamOut, targetChan := targetStream(cli.out)
reqError := cli.imagePushPrivileged(authConfig, repoInfo.Name(), tag, streamOut, requestPrivilege)
// Close stream channel to finish target parsing
if err := streamOut.Close(); err != nil {
return err
}
// Check error from request
if reqError != nil {
return reqError
}
// Get target results
targets := <-targetChan
if tag == "" {
fmt.Fprintf(cli.out, "No tag specified, skipping trust metadata push\n")
return nil
}
if len(targets) == 0 {
fmt.Fprintf(cli.out, "No targets found, skipping trust metadata push\n")
return nil
}
fmt.Fprintf(cli.out, "Signing and pushing trust metadata\n")
repo, err := cli.getNotaryRepository(repoInfo, authConfig)
if err != nil {
fmt.Fprintf(cli.out, "Error establishing connection to notary repository: %s\n", err)
return err
}
for _, target := range targets {
h, err := hex.DecodeString(target.digest.Hex())
if err != nil {
return err
}
t := &client.Target{
Name: target.reference.String(),
Hashes: data.Hashes{
string(target.digest.Algorithm()): h,
},
Length: int64(target.size),
}
if err := repo.AddTarget(t); err != nil {
return err
}
}
err = repo.Publish()
if _, ok := err.(*client.ErrRepoNotInitialized); !ok {
return notaryError(err)
}
keys := repo.CryptoService.ListKeys(data.CanonicalRootRole)
var rootKeyID string
// always select the first root key
if len(keys) > 0 {
sort.Strings(keys)
rootKeyID = keys[0]
} else {
rootPublicKey, err := repo.CryptoService.Create(data.CanonicalRootRole, data.ECDSAKey)
if err != nil {
return err
}
rootKeyID = rootPublicKey.ID()
}
if err := repo.Initialize(rootKeyID); err != nil {
return notaryError(err)
}
fmt.Fprintf(cli.out, "Finished initializing %q\n", repoInfo.FullName())
return notaryError(repo.Publish())
}
