Beispiel #1
0
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())
}
Beispiel #2
0
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
}
Beispiel #3
0
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())
}
Beispiel #4
0
// 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
}
Beispiel #5
0
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())
}