1 // Copyright (C) The Arvados Authors. All rights reserved.
3 // SPDX-License-Identifier: AGPL-3.0
19 "git.arvados.org/arvados.git/lib/config"
20 "git.arvados.org/arvados.git/lib/controller/localdb"
21 "git.arvados.org/arvados.git/lib/controller/rpc"
22 "git.arvados.org/arvados.git/sdk/go/arvados"
23 "git.arvados.org/arvados.git/sdk/go/auth"
24 "git.arvados.org/arvados.git/sdk/go/ctxlog"
28 cluster *arvados.Cluster
30 remotes map[string]backend
33 func New(cluster *arvados.Cluster) *Conn {
34 local := localdb.NewConn(cluster)
35 remotes := map[string]backend{}
36 for id, remote := range cluster.RemoteClusters {
37 if !remote.Proxy || id == cluster.ClusterID {
40 conn := rpc.NewConn(id, &url.URL{Scheme: remote.Scheme, Host: remote.Host}, remote.Insecure, saltedTokenProvider(local, id))
41 // Older versions of controller rely on the Via header
43 conn.SendHeader = http.Header{"Via": {"HTTP/1.1 arvados-controller"}}
54 // Return a new rpc.TokenProvider that takes the client-provided
55 // tokens from an incoming request context, determines whether they
56 // should (and can) be salted for the given remoteID, and returns the
58 func saltedTokenProvider(local backend, remoteID string) rpc.TokenProvider {
59 return func(ctx context.Context) ([]string, error) {
61 incoming, ok := auth.FromContext(ctx)
63 return nil, errors.New("no token provided")
65 for _, token := range incoming.Tokens {
66 salted, err := auth.SaltToken(token, remoteID)
69 tokens = append(tokens, salted)
71 tokens = append(tokens, token)
72 case auth.ErrTokenFormat:
73 // pass through unmodified (assume it's an OIDC access token)
74 tokens = append(tokens, token)
75 case auth.ErrObsoleteToken:
76 ctx := auth.NewContext(ctx, &auth.Credentials{Tokens: []string{token}})
77 aca, err := local.APIClientAuthorizationCurrent(ctx, arvados.GetOptions{})
78 if errStatus(err) == http.StatusUnauthorized {
79 // pass through unmodified
80 tokens = append(tokens, token)
82 } else if err != nil {
85 if strings.HasPrefix(aca.UUID, remoteID) {
86 // We have it cached here, but
87 // the token belongs to the
88 // remote target itself, so
89 // pass it through unmodified.
90 tokens = append(tokens, token)
93 salted, err := auth.SaltToken(aca.TokenV2(), remoteID)
97 tokens = append(tokens, salted)
106 // Return suitable backend for a query about the given cluster ID
107 // ("aaaaa") or object UUID ("aaaaa-dz642-abcdefghijklmno").
108 func (conn *Conn) chooseBackend(id string) backend {
111 } else if len(id) != 5 {
115 if id == conn.cluster.ClusterID {
117 } else if be, ok := conn.remotes[id]; ok {
120 // TODO: return an "always error" backend?
125 func (conn *Conn) localOrLoginCluster() backend {
126 if conn.cluster.Login.LoginCluster != "" {
127 return conn.chooseBackend(conn.cluster.Login.LoginCluster)
132 // Call fn with the local backend; then, if fn returned 404, call fn
133 // on the available remote backends (possibly concurrently) until one
136 // The second argument to fn is the cluster ID of the remote backend,
137 // or "" for the local backend.
139 // A non-nil error means all backends failed.
140 func (conn *Conn) tryLocalThenRemotes(ctx context.Context, forwardedFor string, fn func(context.Context, string, backend) error) error {
141 if err := fn(ctx, "", conn.local); err == nil || errStatus(err) != http.StatusNotFound || forwardedFor != "" {
142 // Note: forwardedFor != "" means this request came
143 // from a remote cluster, so we don't take a second
144 // hop. This avoids cycles, redundant calls to a
145 // mutually reachable remote, and use of double-salted
150 ctx, cancel := context.WithCancel(ctx)
152 errchan := make(chan error, len(conn.remotes))
153 for remoteID, be := range conn.remotes {
154 remoteID, be := remoteID, be
156 errchan <- fn(ctx, remoteID, be)
161 for i := 0; i < cap(errchan); i++ {
166 all404 = all404 && errStatus(err) == http.StatusNotFound
167 errs = append(errs, err)
170 return notFoundError{}
172 return httpErrorf(http.StatusBadGateway, "errors: %v", errs)
175 func (conn *Conn) CollectionCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Collection, error) {
176 return conn.chooseBackend(options.ClusterID).CollectionCreate(ctx, options)
179 func (conn *Conn) CollectionUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.Collection, error) {
180 return conn.chooseBackend(options.UUID).CollectionUpdate(ctx, options)
183 func rewriteManifest(mt, remoteID string) string {
184 return regexp.MustCompile(` [0-9a-f]{32}\+[^ ]*`).ReplaceAllStringFunc(mt, func(tok string) string {
185 return strings.Replace(tok, "+A", "+R"+remoteID+"-", -1)
189 func (conn *Conn) ConfigGet(ctx context.Context) (json.RawMessage, error) {
191 err := config.ExportJSON(&buf, conn.cluster)
192 return json.RawMessage(buf.Bytes()), err
195 func (conn *Conn) Login(ctx context.Context, options arvados.LoginOptions) (arvados.LoginResponse, error) {
196 if id := conn.cluster.Login.LoginCluster; id != "" && id != conn.cluster.ClusterID {
197 // defer entire login procedure to designated cluster
198 remote, ok := conn.remotes[id]
200 return arvados.LoginResponse{}, fmt.Errorf("configuration problem: designated login cluster %q is not defined", id)
202 baseURL := remote.BaseURL()
203 target, err := baseURL.Parse(arvados.EndpointLogin.Path)
205 return arvados.LoginResponse{}, fmt.Errorf("internal error getting redirect target: %s", err)
207 params := url.Values{
208 "return_to": []string{options.ReturnTo},
210 if options.Remote != "" {
211 params.Set("remote", options.Remote)
213 target.RawQuery = params.Encode()
214 return arvados.LoginResponse{
215 RedirectLocation: target.String(),
218 return conn.local.Login(ctx, options)
221 func (conn *Conn) Logout(ctx context.Context, options arvados.LogoutOptions) (arvados.LogoutResponse, error) {
222 // If the logout request comes with an API token from a known
223 // remote cluster, redirect to that cluster's logout handler
224 // so it has an opportunity to clear sessions, expire tokens,
225 // etc. Otherwise use the local endpoint.
226 reqauth, ok := auth.FromContext(ctx)
227 if !ok || len(reqauth.Tokens) == 0 || len(reqauth.Tokens[0]) < 8 || !strings.HasPrefix(reqauth.Tokens[0], "v2/") {
228 return conn.local.Logout(ctx, options)
230 id := reqauth.Tokens[0][3:8]
231 if id == conn.cluster.ClusterID {
232 return conn.local.Logout(ctx, options)
234 remote, ok := conn.remotes[id]
236 return conn.local.Logout(ctx, options)
238 baseURL := remote.BaseURL()
239 target, err := baseURL.Parse(arvados.EndpointLogout.Path)
241 return arvados.LogoutResponse{}, fmt.Errorf("internal error getting redirect target: %s", err)
243 target.RawQuery = url.Values{"return_to": {options.ReturnTo}}.Encode()
244 return arvados.LogoutResponse{RedirectLocation: target.String()}, nil
247 func (conn *Conn) CollectionGet(ctx context.Context, options arvados.GetOptions) (arvados.Collection, error) {
248 if len(options.UUID) == 27 {
249 // UUID is really a UUID
250 c, err := conn.chooseBackend(options.UUID).CollectionGet(ctx, options)
251 if err == nil && options.UUID[:5] != conn.cluster.ClusterID {
252 c.ManifestText = rewriteManifest(c.ManifestText, options.UUID[:5])
257 first := make(chan arvados.Collection, 1)
258 err := conn.tryLocalThenRemotes(ctx, options.ForwardedFor, func(ctx context.Context, remoteID string, be backend) error {
259 remoteOpts := options
260 remoteOpts.ForwardedFor = conn.cluster.ClusterID + "-" + options.ForwardedFor
261 c, err := be.CollectionGet(ctx, remoteOpts)
265 // options.UUID is either hash+size or
266 // hash+size+hints; only hash+size need to
267 // match the computed PDH.
268 if pdh := arvados.PortableDataHash(c.ManifestText); pdh != options.UUID && !strings.HasPrefix(options.UUID, pdh+"+") {
269 err = httpErrorf(http.StatusBadGateway, "bad portable data hash %q received from remote %q (expected %q)", pdh, remoteID, options.UUID)
270 ctxlog.FromContext(ctx).Warn(err)
274 c.ManifestText = rewriteManifest(c.ManifestText, remoteID)
280 // lost race, return value doesn't matter
285 return arvados.Collection{}, err
290 func (conn *Conn) CollectionList(ctx context.Context, options arvados.ListOptions) (arvados.CollectionList, error) {
291 return conn.generated_CollectionList(ctx, options)
294 func (conn *Conn) CollectionProvenance(ctx context.Context, options arvados.GetOptions) (map[string]interface{}, error) {
295 return conn.chooseBackend(options.UUID).CollectionProvenance(ctx, options)
298 func (conn *Conn) CollectionUsedBy(ctx context.Context, options arvados.GetOptions) (map[string]interface{}, error) {
299 return conn.chooseBackend(options.UUID).CollectionUsedBy(ctx, options)
302 func (conn *Conn) CollectionDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.Collection, error) {
303 return conn.chooseBackend(options.UUID).CollectionDelete(ctx, options)
306 func (conn *Conn) CollectionTrash(ctx context.Context, options arvados.DeleteOptions) (arvados.Collection, error) {
307 return conn.chooseBackend(options.UUID).CollectionTrash(ctx, options)
310 func (conn *Conn) CollectionUntrash(ctx context.Context, options arvados.UntrashOptions) (arvados.Collection, error) {
311 return conn.chooseBackend(options.UUID).CollectionUntrash(ctx, options)
314 func (conn *Conn) ContainerList(ctx context.Context, options arvados.ListOptions) (arvados.ContainerList, error) {
315 return conn.generated_ContainerList(ctx, options)
318 func (conn *Conn) ContainerCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Container, error) {
319 return conn.chooseBackend(options.ClusterID).ContainerCreate(ctx, options)
322 func (conn *Conn) ContainerUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.Container, error) {
323 return conn.chooseBackend(options.UUID).ContainerUpdate(ctx, options)
326 func (conn *Conn) ContainerGet(ctx context.Context, options arvados.GetOptions) (arvados.Container, error) {
327 return conn.chooseBackend(options.UUID).ContainerGet(ctx, options)
330 func (conn *Conn) ContainerDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.Container, error) {
331 return conn.chooseBackend(options.UUID).ContainerDelete(ctx, options)
334 func (conn *Conn) ContainerLock(ctx context.Context, options arvados.GetOptions) (arvados.Container, error) {
335 return conn.chooseBackend(options.UUID).ContainerLock(ctx, options)
338 func (conn *Conn) ContainerUnlock(ctx context.Context, options arvados.GetOptions) (arvados.Container, error) {
339 return conn.chooseBackend(options.UUID).ContainerUnlock(ctx, options)
342 func (conn *Conn) ContainerSSH(ctx context.Context, options arvados.ContainerSSHOptions) (arvados.ContainerSSHConnection, error) {
343 return conn.chooseBackend(options.UUID).ContainerSSH(ctx, options)
346 func (conn *Conn) ContainerRequestList(ctx context.Context, options arvados.ListOptions) (arvados.ContainerRequestList, error) {
347 return conn.generated_ContainerRequestList(ctx, options)
350 func (conn *Conn) ContainerRequestCreate(ctx context.Context, options arvados.CreateOptions) (arvados.ContainerRequest, error) {
351 be := conn.chooseBackend(options.ClusterID)
352 if be == conn.local {
353 return be.ContainerRequestCreate(ctx, options)
355 if _, ok := options.Attrs["runtime_token"]; !ok {
356 // If runtime_token is not set, create a new token
357 aca, err := conn.local.APIClientAuthorizationCurrent(ctx, arvados.GetOptions{})
359 // This should probably be StatusUnauthorized
360 // (need to update test in
361 // lib/controller/federation_test.go):
362 // When RoR is out of the picture this should be:
363 // return arvados.ContainerRequest{}, httpErrorf(http.StatusUnauthorized, "%w", err)
364 return arvados.ContainerRequest{}, httpErrorf(http.StatusForbidden, "%s", "invalid API token")
366 user, err := conn.local.UserGetCurrent(ctx, arvados.GetOptions{})
368 return arvados.ContainerRequest{}, err
370 if len(aca.Scopes) == 0 || aca.Scopes[0] != "all" {
371 return arvados.ContainerRequest{}, httpErrorf(http.StatusForbidden, "token scope is not [all]")
373 if strings.HasPrefix(aca.UUID, conn.cluster.ClusterID) {
374 // Local user, submitting to a remote cluster.
375 // Create a new time-limited token.
376 local, ok := conn.local.(*localdb.Conn)
378 return arvados.ContainerRequest{}, httpErrorf(http.StatusInternalServerError, "bug: local backend is a %T, not a *localdb.Conn", conn.local)
380 aca, err = local.CreateAPIClientAuthorization(ctx, conn.cluster.SystemRootToken, rpc.UserSessionAuthInfo{UserUUID: user.UUID,
381 ExpiresAt: time.Now().UTC().Add(conn.cluster.Collections.BlobSigningTTL.Duration())})
383 return arvados.ContainerRequest{}, err
385 options.Attrs["runtime_token"] = aca.TokenV2()
387 // Remote user. Container request will use the
388 // current token, minus the trailing portion
389 // (optional container uuid).
390 options.Attrs["runtime_token"] = aca.TokenV2()
393 return be.ContainerRequestCreate(ctx, options)
396 func (conn *Conn) ContainerRequestUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.ContainerRequest, error) {
397 return conn.chooseBackend(options.UUID).ContainerRequestUpdate(ctx, options)
400 func (conn *Conn) ContainerRequestGet(ctx context.Context, options arvados.GetOptions) (arvados.ContainerRequest, error) {
401 return conn.chooseBackend(options.UUID).ContainerRequestGet(ctx, options)
404 func (conn *Conn) ContainerRequestDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.ContainerRequest, error) {
405 return conn.chooseBackend(options.UUID).ContainerRequestDelete(ctx, options)
408 func (conn *Conn) GroupCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Group, error) {
409 return conn.chooseBackend(options.ClusterID).GroupCreate(ctx, options)
412 func (conn *Conn) GroupUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.Group, error) {
413 return conn.chooseBackend(options.UUID).GroupUpdate(ctx, options)
416 func (conn *Conn) GroupGet(ctx context.Context, options arvados.GetOptions) (arvados.Group, error) {
417 return conn.chooseBackend(options.UUID).GroupGet(ctx, options)
420 func (conn *Conn) GroupList(ctx context.Context, options arvados.ListOptions) (arvados.GroupList, error) {
421 return conn.generated_GroupList(ctx, options)
424 var userUuidRe = regexp.MustCompile(`^[0-9a-z]{5}-tpzed-[0-9a-z]{15}$`)
426 func (conn *Conn) GroupContents(ctx context.Context, options arvados.GroupContentsOptions) (arvados.ObjectList, error) {
427 if options.ClusterID != "" {
428 // explicitly selected cluster
429 return conn.chooseBackend(options.ClusterID).GroupContents(ctx, options)
430 } else if userUuidRe.MatchString(options.UUID) {
431 // user, get the things they own on the local cluster
432 return conn.local.GroupContents(ctx, options)
434 // a group, potentially want to make federated request
435 return conn.chooseBackend(options.UUID).GroupContents(ctx, options)
439 func (conn *Conn) GroupShared(ctx context.Context, options arvados.ListOptions) (arvados.GroupList, error) {
440 return conn.chooseBackend(options.ClusterID).GroupShared(ctx, options)
443 func (conn *Conn) GroupDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.Group, error) {
444 return conn.chooseBackend(options.UUID).GroupDelete(ctx, options)
447 func (conn *Conn) GroupTrash(ctx context.Context, options arvados.DeleteOptions) (arvados.Group, error) {
448 return conn.chooseBackend(options.UUID).GroupTrash(ctx, options)
451 func (conn *Conn) GroupUntrash(ctx context.Context, options arvados.UntrashOptions) (arvados.Group, error) {
452 return conn.chooseBackend(options.UUID).GroupUntrash(ctx, options)
455 func (conn *Conn) SpecimenList(ctx context.Context, options arvados.ListOptions) (arvados.SpecimenList, error) {
456 return conn.generated_SpecimenList(ctx, options)
459 func (conn *Conn) SpecimenCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Specimen, error) {
460 return conn.chooseBackend(options.ClusterID).SpecimenCreate(ctx, options)
463 func (conn *Conn) SpecimenUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.Specimen, error) {
464 return conn.chooseBackend(options.UUID).SpecimenUpdate(ctx, options)
467 func (conn *Conn) SpecimenGet(ctx context.Context, options arvados.GetOptions) (arvados.Specimen, error) {
468 return conn.chooseBackend(options.UUID).SpecimenGet(ctx, options)
471 func (conn *Conn) SpecimenDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.Specimen, error) {
472 return conn.chooseBackend(options.UUID).SpecimenDelete(ctx, options)
475 var userAttrsCachedFromLoginCluster = map[string]bool{
489 "identity_url": false,
491 "modified_by_client_uuid": false,
492 "modified_by_user_uuid": false,
495 "writable_by": false,
498 func (conn *Conn) batchUpdateUsers(ctx context.Context,
499 options arvados.ListOptions,
500 items []arvados.User) (err error) {
502 id := conn.cluster.Login.LoginCluster
503 logger := ctxlog.FromContext(ctx)
504 batchOpts := arvados.UserBatchUpdateOptions{Updates: map[string]map[string]interface{}{}}
505 for _, user := range items {
506 if !strings.HasPrefix(user.UUID, id) {
509 logger.Debugf("cache user info for uuid %q", user.UUID)
511 // If the remote cluster has null timestamps
512 // (e.g., test server with incomplete
513 // fixtures) use dummy timestamps (instead of
514 // the zero time, which causes a Rails API
515 // error "year too big to marshal: 1 UTC").
516 if user.ModifiedAt.IsZero() {
517 user.ModifiedAt = time.Now()
519 if user.CreatedAt.IsZero() {
520 user.CreatedAt = time.Now()
523 var allFields map[string]interface{}
524 buf, err := json.Marshal(user)
526 return fmt.Errorf("error encoding user record from remote response: %s", err)
528 err = json.Unmarshal(buf, &allFields)
530 return fmt.Errorf("error transcoding user record from remote response: %s", err)
533 if len(options.Select) > 0 {
534 updates = map[string]interface{}{}
535 for _, k := range options.Select {
536 if v, ok := allFields[k]; ok && userAttrsCachedFromLoginCluster[k] {
541 for k := range updates {
542 if !userAttrsCachedFromLoginCluster[k] {
547 batchOpts.Updates[user.UUID] = updates
549 if len(batchOpts.Updates) > 0 {
550 ctxRoot := auth.NewContext(ctx, &auth.Credentials{Tokens: []string{conn.cluster.SystemRootToken}})
551 _, err = conn.local.UserBatchUpdate(ctxRoot, batchOpts)
553 return fmt.Errorf("error updating local user records: %s", err)
559 func (conn *Conn) UserList(ctx context.Context, options arvados.ListOptions) (arvados.UserList, error) {
560 if id := conn.cluster.Login.LoginCluster; id != "" && id != conn.cluster.ClusterID && !options.BypassFederation {
561 resp, err := conn.chooseBackend(id).UserList(ctx, options)
565 err = conn.batchUpdateUsers(ctx, options, resp.Items)
567 return arvados.UserList{}, err
571 return conn.generated_UserList(ctx, options)
574 func (conn *Conn) UserCreate(ctx context.Context, options arvados.CreateOptions) (arvados.User, error) {
575 return conn.chooseBackend(options.ClusterID).UserCreate(ctx, options)
578 func (conn *Conn) UserUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.User, error) {
579 if options.BypassFederation {
580 return conn.local.UserUpdate(ctx, options)
582 resp, err := conn.chooseBackend(options.UUID).UserUpdate(ctx, options)
586 if !strings.HasPrefix(options.UUID, conn.cluster.ClusterID) {
587 // Copy the updated user record to the local cluster
588 err = conn.batchUpdateUsers(ctx, arvados.ListOptions{}, []arvados.User{resp})
590 return arvados.User{}, err
596 func (conn *Conn) UserUpdateUUID(ctx context.Context, options arvados.UpdateUUIDOptions) (arvados.User, error) {
597 return conn.local.UserUpdateUUID(ctx, options)
600 func (conn *Conn) UserMerge(ctx context.Context, options arvados.UserMergeOptions) (arvados.User, error) {
601 return conn.local.UserMerge(ctx, options)
604 func (conn *Conn) UserActivate(ctx context.Context, options arvados.UserActivateOptions) (arvados.User, error) {
605 return conn.localOrLoginCluster().UserActivate(ctx, options)
608 func (conn *Conn) UserSetup(ctx context.Context, options arvados.UserSetupOptions) (map[string]interface{}, error) {
609 upstream := conn.localOrLoginCluster()
610 if upstream != conn.local {
611 // When LoginCluster is in effect, and we're setting
612 // up a remote user, and we want to give that user
613 // access to a local VM, we can't include the VM in
614 // the setup call, because the remote cluster won't
617 // Similarly, if we want to create a git repo,
618 // it should be created on the local cluster,
619 // not the remote one.
621 upstreamOptions := options
622 upstreamOptions.VMUUID = ""
623 upstreamOptions.RepoName = ""
625 ret, err := upstream.UserSetup(ctx, upstreamOptions)
631 return conn.local.UserSetup(ctx, options)
634 func (conn *Conn) UserUnsetup(ctx context.Context, options arvados.GetOptions) (arvados.User, error) {
635 return conn.localOrLoginCluster().UserUnsetup(ctx, options)
638 func (conn *Conn) UserGet(ctx context.Context, options arvados.GetOptions) (arvados.User, error) {
639 resp, err := conn.chooseBackend(options.UUID).UserGet(ctx, options)
643 if options.UUID != resp.UUID {
644 return arvados.User{}, httpErrorf(http.StatusBadGateway, "Had requested %v but response was for %v", options.UUID, resp.UUID)
646 if options.UUID[:5] != conn.cluster.ClusterID {
647 err = conn.batchUpdateUsers(ctx, arvados.ListOptions{Select: options.Select}, []arvados.User{resp})
649 return arvados.User{}, err
655 func (conn *Conn) UserGetCurrent(ctx context.Context, options arvados.GetOptions) (arvados.User, error) {
656 return conn.local.UserGetCurrent(ctx, options)
659 func (conn *Conn) UserGetSystem(ctx context.Context, options arvados.GetOptions) (arvados.User, error) {
660 return conn.chooseBackend(options.UUID).UserGetSystem(ctx, options)
663 func (conn *Conn) UserDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.User, error) {
664 return conn.chooseBackend(options.UUID).UserDelete(ctx, options)
667 func (conn *Conn) UserBatchUpdate(ctx context.Context, options arvados.UserBatchUpdateOptions) (arvados.UserList, error) {
668 return conn.local.UserBatchUpdate(ctx, options)
671 func (conn *Conn) UserAuthenticate(ctx context.Context, options arvados.UserAuthenticateOptions) (arvados.APIClientAuthorization, error) {
672 return conn.local.UserAuthenticate(ctx, options)
675 func (conn *Conn) APIClientAuthorizationCurrent(ctx context.Context, options arvados.GetOptions) (arvados.APIClientAuthorization, error) {
676 return conn.chooseBackend(options.UUID).APIClientAuthorizationCurrent(ctx, options)
679 type backend interface {
684 type notFoundError struct{}
686 func (notFoundError) HTTPStatus() int { return http.StatusNotFound }
687 func (notFoundError) Error() string { return "not found" }
689 func errStatus(err error) int {
690 if httpErr, ok := err.(interface{ HTTPStatus() int }); ok {
691 return httpErr.HTTPStatus()
693 return http.StatusInternalServerError