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"
25 "git.arvados.org/arvados.git/sdk/go/health"
29 cluster *arvados.Cluster
31 remotes map[string]backend
34 func New(cluster *arvados.Cluster, vocHealthFunc *health.Func) *Conn {
35 local := localdb.NewConn(cluster)
36 remotes := map[string]backend{}
37 for id, remote := range cluster.RemoteClusters {
38 if !remote.Proxy || id == cluster.ClusterID {
41 conn := rpc.NewConn(id, &url.URL{Scheme: remote.Scheme, Host: remote.Host}, remote.Insecure, saltedTokenProvider(local, id))
42 // Older versions of controller rely on the Via header
44 conn.SendHeader = http.Header{"Via": {"HTTP/1.1 arvados-controller"}}
48 *vocHealthFunc = local.LastVocabularyError
57 // Return a new rpc.TokenProvider that takes the client-provided
58 // tokens from an incoming request context, determines whether they
59 // should (and can) be salted for the given remoteID, and returns the
61 func saltedTokenProvider(local backend, remoteID string) rpc.TokenProvider {
62 return func(ctx context.Context) ([]string, error) {
64 incoming, ok := auth.FromContext(ctx)
66 return nil, errors.New("no token provided")
68 for _, token := range incoming.Tokens {
69 salted, err := auth.SaltToken(token, remoteID)
72 tokens = append(tokens, salted)
74 tokens = append(tokens, token)
75 case auth.ErrTokenFormat:
76 // pass through unmodified (assume it's an OIDC access token)
77 tokens = append(tokens, token)
78 case auth.ErrObsoleteToken:
79 ctx := auth.NewContext(ctx, &auth.Credentials{Tokens: []string{token}})
80 aca, err := local.APIClientAuthorizationCurrent(ctx, arvados.GetOptions{})
81 if errStatus(err) == http.StatusUnauthorized {
82 // pass through unmodified
83 tokens = append(tokens, token)
85 } else if err != nil {
88 if strings.HasPrefix(aca.UUID, remoteID) {
89 // We have it cached here, but
90 // the token belongs to the
91 // remote target itself, so
92 // pass it through unmodified.
93 tokens = append(tokens, token)
96 salted, err := auth.SaltToken(aca.TokenV2(), remoteID)
100 tokens = append(tokens, salted)
109 // Return suitable backend for a query about the given cluster ID
110 // ("aaaaa") or object UUID ("aaaaa-dz642-abcdefghijklmno").
111 func (conn *Conn) chooseBackend(id string) backend {
114 } else if len(id) != 5 {
118 if id == conn.cluster.ClusterID {
120 } else if be, ok := conn.remotes[id]; ok {
123 // TODO: return an "always error" backend?
128 func (conn *Conn) localOrLoginCluster() backend {
129 if conn.cluster.Login.LoginCluster != "" {
130 return conn.chooseBackend(conn.cluster.Login.LoginCluster)
135 // Call fn with the local backend; then, if fn returned 404, call fn
136 // on the available remote backends (possibly concurrently) until one
139 // The second argument to fn is the cluster ID of the remote backend,
140 // or "" for the local backend.
142 // A non-nil error means all backends failed.
143 func (conn *Conn) tryLocalThenRemotes(ctx context.Context, forwardedFor string, fn func(context.Context, string, backend) error) error {
144 if err := fn(ctx, "", conn.local); err == nil || errStatus(err) != http.StatusNotFound || forwardedFor != "" {
145 // Note: forwardedFor != "" means this request came
146 // from a remote cluster, so we don't take a second
147 // hop. This avoids cycles, redundant calls to a
148 // mutually reachable remote, and use of double-salted
153 ctx, cancel := context.WithCancel(ctx)
155 errchan := make(chan error, len(conn.remotes))
156 for remoteID, be := range conn.remotes {
157 remoteID, be := remoteID, be
159 errchan <- fn(ctx, remoteID, be)
164 for i := 0; i < cap(errchan); i++ {
169 all404 = all404 && errStatus(err) == http.StatusNotFound
170 errs = append(errs, err)
173 return notFoundError{}
175 return httpErrorf(http.StatusBadGateway, "errors: %v", errs)
178 func (conn *Conn) CollectionCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Collection, error) {
179 return conn.chooseBackend(options.ClusterID).CollectionCreate(ctx, options)
182 func (conn *Conn) CollectionUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.Collection, error) {
183 return conn.chooseBackend(options.UUID).CollectionUpdate(ctx, options)
186 func rewriteManifest(mt, remoteID string) string {
187 return regexp.MustCompile(` [0-9a-f]{32}\+[^ ]*`).ReplaceAllStringFunc(mt, func(tok string) string {
188 return strings.Replace(tok, "+A", "+R"+remoteID+"-", -1)
192 func (conn *Conn) ConfigGet(ctx context.Context) (json.RawMessage, error) {
194 err := config.ExportJSON(&buf, conn.cluster)
195 return json.RawMessage(buf.Bytes()), err
198 func (conn *Conn) VocabularyGet(ctx context.Context) (arvados.Vocabulary, error) {
199 return conn.chooseBackend(conn.cluster.ClusterID).VocabularyGet(ctx)
202 func (conn *Conn) Login(ctx context.Context, options arvados.LoginOptions) (arvados.LoginResponse, error) {
203 if id := conn.cluster.Login.LoginCluster; id != "" && id != conn.cluster.ClusterID {
204 // defer entire login procedure to designated cluster
205 remote, ok := conn.remotes[id]
207 return arvados.LoginResponse{}, fmt.Errorf("configuration problem: designated login cluster %q is not defined", id)
209 baseURL := remote.BaseURL()
210 target, err := baseURL.Parse(arvados.EndpointLogin.Path)
212 return arvados.LoginResponse{}, fmt.Errorf("internal error getting redirect target: %s", err)
214 params := url.Values{
215 "return_to": []string{options.ReturnTo},
217 if options.Remote != "" {
218 params.Set("remote", options.Remote)
220 target.RawQuery = params.Encode()
221 return arvados.LoginResponse{
222 RedirectLocation: target.String(),
225 return conn.local.Login(ctx, options)
228 func (conn *Conn) Logout(ctx context.Context, options arvados.LogoutOptions) (arvados.LogoutResponse, error) {
229 // If the logout request comes with an API token from a known
230 // remote cluster, redirect to that cluster's logout handler
231 // so it has an opportunity to clear sessions, expire tokens,
232 // etc. Otherwise use the local endpoint.
233 reqauth, ok := auth.FromContext(ctx)
234 if !ok || len(reqauth.Tokens) == 0 || len(reqauth.Tokens[0]) < 8 || !strings.HasPrefix(reqauth.Tokens[0], "v2/") {
235 return conn.local.Logout(ctx, options)
237 id := reqauth.Tokens[0][3:8]
238 if id == conn.cluster.ClusterID {
239 return conn.local.Logout(ctx, options)
241 remote, ok := conn.remotes[id]
243 return conn.local.Logout(ctx, options)
245 baseURL := remote.BaseURL()
246 target, err := baseURL.Parse(arvados.EndpointLogout.Path)
248 return arvados.LogoutResponse{}, fmt.Errorf("internal error getting redirect target: %s", err)
250 target.RawQuery = url.Values{"return_to": {options.ReturnTo}}.Encode()
251 return arvados.LogoutResponse{RedirectLocation: target.String()}, nil
254 func (conn *Conn) CollectionGet(ctx context.Context, options arvados.GetOptions) (arvados.Collection, error) {
255 if len(options.UUID) == 27 {
256 // UUID is really a UUID
257 c, err := conn.chooseBackend(options.UUID).CollectionGet(ctx, options)
258 if err == nil && options.UUID[:5] != conn.cluster.ClusterID {
259 c.ManifestText = rewriteManifest(c.ManifestText, options.UUID[:5])
264 first := make(chan arvados.Collection, 1)
265 err := conn.tryLocalThenRemotes(ctx, options.ForwardedFor, func(ctx context.Context, remoteID string, be backend) error {
266 remoteOpts := options
267 remoteOpts.ForwardedFor = conn.cluster.ClusterID + "-" + options.ForwardedFor
268 c, err := be.CollectionGet(ctx, remoteOpts)
273 if options.Select != nil {
275 for _, s := range options.Select {
276 if s == "manifest_text" {
283 pdh := arvados.PortableDataHash(c.ManifestText)
284 // options.UUID is either hash+size or
285 // hash+size+hints; only hash+size need to
286 // match the computed PDH.
287 if pdh != options.UUID && !strings.HasPrefix(options.UUID, pdh+"+") {
288 err = httpErrorf(http.StatusBadGateway, "bad portable data hash %q received from remote %q (expected %q)", pdh, remoteID, options.UUID)
289 ctxlog.FromContext(ctx).Warn(err)
294 c.ManifestText = rewriteManifest(c.ManifestText, remoteID)
300 // lost race, return value doesn't matter
305 return arvados.Collection{}, err
310 func (conn *Conn) CollectionList(ctx context.Context, options arvados.ListOptions) (arvados.CollectionList, error) {
311 return conn.generated_CollectionList(ctx, options)
314 func (conn *Conn) CollectionProvenance(ctx context.Context, options arvados.GetOptions) (map[string]interface{}, error) {
315 return conn.chooseBackend(options.UUID).CollectionProvenance(ctx, options)
318 func (conn *Conn) CollectionUsedBy(ctx context.Context, options arvados.GetOptions) (map[string]interface{}, error) {
319 return conn.chooseBackend(options.UUID).CollectionUsedBy(ctx, options)
322 func (conn *Conn) CollectionDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.Collection, error) {
323 return conn.chooseBackend(options.UUID).CollectionDelete(ctx, options)
326 func (conn *Conn) CollectionTrash(ctx context.Context, options arvados.DeleteOptions) (arvados.Collection, error) {
327 return conn.chooseBackend(options.UUID).CollectionTrash(ctx, options)
330 func (conn *Conn) CollectionUntrash(ctx context.Context, options arvados.UntrashOptions) (arvados.Collection, error) {
331 return conn.chooseBackend(options.UUID).CollectionUntrash(ctx, options)
334 func (conn *Conn) ContainerList(ctx context.Context, options arvados.ListOptions) (arvados.ContainerList, error) {
335 return conn.generated_ContainerList(ctx, options)
338 func (conn *Conn) ContainerCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Container, error) {
339 return conn.chooseBackend(options.ClusterID).ContainerCreate(ctx, options)
342 func (conn *Conn) ContainerUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.Container, error) {
343 return conn.chooseBackend(options.UUID).ContainerUpdate(ctx, options)
346 func (conn *Conn) ContainerGet(ctx context.Context, options arvados.GetOptions) (arvados.Container, error) {
347 return conn.chooseBackend(options.UUID).ContainerGet(ctx, options)
350 func (conn *Conn) ContainerDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.Container, error) {
351 return conn.chooseBackend(options.UUID).ContainerDelete(ctx, options)
354 func (conn *Conn) ContainerLock(ctx context.Context, options arvados.GetOptions) (arvados.Container, error) {
355 return conn.chooseBackend(options.UUID).ContainerLock(ctx, options)
358 func (conn *Conn) ContainerUnlock(ctx context.Context, options arvados.GetOptions) (arvados.Container, error) {
359 return conn.chooseBackend(options.UUID).ContainerUnlock(ctx, options)
362 func (conn *Conn) ContainerSSH(ctx context.Context, options arvados.ContainerSSHOptions) (arvados.ContainerSSHConnection, error) {
363 return conn.chooseBackend(options.UUID).ContainerSSH(ctx, options)
366 func (conn *Conn) ContainerRequestList(ctx context.Context, options arvados.ListOptions) (arvados.ContainerRequestList, error) {
367 return conn.generated_ContainerRequestList(ctx, options)
370 func (conn *Conn) ContainerRequestCreate(ctx context.Context, options arvados.CreateOptions) (arvados.ContainerRequest, error) {
371 be := conn.chooseBackend(options.ClusterID)
372 if be == conn.local {
373 return be.ContainerRequestCreate(ctx, options)
375 if _, ok := options.Attrs["runtime_token"]; !ok {
376 // If runtime_token is not set, create a new token
377 aca, err := conn.local.APIClientAuthorizationCurrent(ctx, arvados.GetOptions{})
379 // This should probably be StatusUnauthorized
380 // (need to update test in
381 // lib/controller/federation_test.go):
382 // When RoR is out of the picture this should be:
383 // return arvados.ContainerRequest{}, httpErrorf(http.StatusUnauthorized, "%w", err)
384 return arvados.ContainerRequest{}, httpErrorf(http.StatusForbidden, "%s", "invalid API token")
386 user, err := conn.local.UserGetCurrent(ctx, arvados.GetOptions{})
388 return arvados.ContainerRequest{}, err
390 if len(aca.Scopes) == 0 || aca.Scopes[0] != "all" {
391 return arvados.ContainerRequest{}, httpErrorf(http.StatusForbidden, "token scope is not [all]")
393 if strings.HasPrefix(aca.UUID, conn.cluster.ClusterID) {
394 // Local user, submitting to a remote cluster.
395 // Create a new time-limited token.
396 local, ok := conn.local.(*localdb.Conn)
398 return arvados.ContainerRequest{}, httpErrorf(http.StatusInternalServerError, "bug: local backend is a %T, not a *localdb.Conn", conn.local)
400 aca, err = local.CreateAPIClientAuthorization(ctx, conn.cluster.SystemRootToken, rpc.UserSessionAuthInfo{UserUUID: user.UUID,
401 ExpiresAt: time.Now().UTC().Add(conn.cluster.Collections.BlobSigningTTL.Duration())})
403 return arvados.ContainerRequest{}, err
405 options.Attrs["runtime_token"] = aca.TokenV2()
407 // Remote user. Container request will use the
408 // current token, minus the trailing portion
409 // (optional container uuid).
410 options.Attrs["runtime_token"] = aca.TokenV2()
413 return be.ContainerRequestCreate(ctx, options)
416 func (conn *Conn) ContainerRequestUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.ContainerRequest, error) {
417 return conn.chooseBackend(options.UUID).ContainerRequestUpdate(ctx, options)
420 func (conn *Conn) ContainerRequestGet(ctx context.Context, options arvados.GetOptions) (arvados.ContainerRequest, error) {
421 return conn.chooseBackend(options.UUID).ContainerRequestGet(ctx, options)
424 func (conn *Conn) ContainerRequestDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.ContainerRequest, error) {
425 return conn.chooseBackend(options.UUID).ContainerRequestDelete(ctx, options)
428 func (conn *Conn) GroupCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Group, error) {
429 return conn.chooseBackend(options.ClusterID).GroupCreate(ctx, options)
432 func (conn *Conn) GroupUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.Group, error) {
433 return conn.chooseBackend(options.UUID).GroupUpdate(ctx, options)
436 func (conn *Conn) GroupGet(ctx context.Context, options arvados.GetOptions) (arvados.Group, error) {
437 return conn.chooseBackend(options.UUID).GroupGet(ctx, options)
440 func (conn *Conn) GroupList(ctx context.Context, options arvados.ListOptions) (arvados.GroupList, error) {
441 return conn.generated_GroupList(ctx, options)
444 var userUuidRe = regexp.MustCompile(`^[0-9a-z]{5}-tpzed-[0-9a-z]{15}$`)
446 func (conn *Conn) GroupContents(ctx context.Context, options arvados.GroupContentsOptions) (arvados.ObjectList, error) {
447 if options.ClusterID != "" {
448 // explicitly selected cluster
449 return conn.chooseBackend(options.ClusterID).GroupContents(ctx, options)
450 } else if userUuidRe.MatchString(options.UUID) {
451 // user, get the things they own on the local cluster
452 return conn.local.GroupContents(ctx, options)
454 // a group, potentially want to make federated request
455 return conn.chooseBackend(options.UUID).GroupContents(ctx, options)
459 func (conn *Conn) GroupShared(ctx context.Context, options arvados.ListOptions) (arvados.GroupList, error) {
460 return conn.chooseBackend(options.ClusterID).GroupShared(ctx, options)
463 func (conn *Conn) GroupDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.Group, error) {
464 return conn.chooseBackend(options.UUID).GroupDelete(ctx, options)
467 func (conn *Conn) GroupTrash(ctx context.Context, options arvados.DeleteOptions) (arvados.Group, error) {
468 return conn.chooseBackend(options.UUID).GroupTrash(ctx, options)
471 func (conn *Conn) GroupUntrash(ctx context.Context, options arvados.UntrashOptions) (arvados.Group, error) {
472 return conn.chooseBackend(options.UUID).GroupUntrash(ctx, options)
475 func (conn *Conn) LinkCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Link, error) {
476 return conn.chooseBackend(options.ClusterID).LinkCreate(ctx, options)
479 func (conn *Conn) LinkUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.Link, error) {
480 return conn.chooseBackend(options.UUID).LinkUpdate(ctx, options)
483 func (conn *Conn) LinkGet(ctx context.Context, options arvados.GetOptions) (arvados.Link, error) {
484 return conn.chooseBackend(options.UUID).LinkGet(ctx, options)
487 func (conn *Conn) LinkList(ctx context.Context, options arvados.ListOptions) (arvados.LinkList, error) {
488 return conn.generated_LinkList(ctx, options)
491 func (conn *Conn) LinkDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.Link, error) {
492 return conn.chooseBackend(options.UUID).LinkDelete(ctx, options)
495 func (conn *Conn) SpecimenList(ctx context.Context, options arvados.ListOptions) (arvados.SpecimenList, error) {
496 return conn.generated_SpecimenList(ctx, options)
499 func (conn *Conn) SpecimenCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Specimen, error) {
500 return conn.chooseBackend(options.ClusterID).SpecimenCreate(ctx, options)
503 func (conn *Conn) SpecimenUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.Specimen, error) {
504 return conn.chooseBackend(options.UUID).SpecimenUpdate(ctx, options)
507 func (conn *Conn) SpecimenGet(ctx context.Context, options arvados.GetOptions) (arvados.Specimen, error) {
508 return conn.chooseBackend(options.UUID).SpecimenGet(ctx, options)
511 func (conn *Conn) SpecimenDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.Specimen, error) {
512 return conn.chooseBackend(options.UUID).SpecimenDelete(ctx, options)
515 var userAttrsCachedFromLoginCluster = map[string]bool{
529 "identity_url": false,
531 "modified_by_client_uuid": false,
532 "modified_by_user_uuid": false,
535 "writable_by": false,
538 func (conn *Conn) batchUpdateUsers(ctx context.Context,
539 options arvados.ListOptions,
540 items []arvados.User) (err error) {
542 id := conn.cluster.Login.LoginCluster
543 logger := ctxlog.FromContext(ctx)
544 batchOpts := arvados.UserBatchUpdateOptions{Updates: map[string]map[string]interface{}{}}
545 for _, user := range items {
546 if !strings.HasPrefix(user.UUID, id) {
549 logger.Debugf("cache user info for uuid %q", user.UUID)
551 // If the remote cluster has null timestamps
552 // (e.g., test server with incomplete
553 // fixtures) use dummy timestamps (instead of
554 // the zero time, which causes a Rails API
555 // error "year too big to marshal: 1 UTC").
556 if user.ModifiedAt.IsZero() {
557 user.ModifiedAt = time.Now()
559 if user.CreatedAt.IsZero() {
560 user.CreatedAt = time.Now()
563 var allFields map[string]interface{}
564 buf, err := json.Marshal(user)
566 return fmt.Errorf("error encoding user record from remote response: %s", err)
568 err = json.Unmarshal(buf, &allFields)
570 return fmt.Errorf("error transcoding user record from remote response: %s", err)
573 if len(options.Select) > 0 {
574 updates = map[string]interface{}{}
575 for _, k := range options.Select {
576 if v, ok := allFields[k]; ok && userAttrsCachedFromLoginCluster[k] {
581 for k := range updates {
582 if !userAttrsCachedFromLoginCluster[k] {
587 batchOpts.Updates[user.UUID] = updates
589 if len(batchOpts.Updates) > 0 {
590 ctxRoot := auth.NewContext(ctx, &auth.Credentials{Tokens: []string{conn.cluster.SystemRootToken}})
591 _, err = conn.local.UserBatchUpdate(ctxRoot, batchOpts)
593 return fmt.Errorf("error updating local user records: %s", err)
599 func (conn *Conn) UserList(ctx context.Context, options arvados.ListOptions) (arvados.UserList, error) {
600 if id := conn.cluster.Login.LoginCluster; id != "" && id != conn.cluster.ClusterID && !options.BypassFederation {
601 resp, err := conn.chooseBackend(id).UserList(ctx, options)
605 err = conn.batchUpdateUsers(ctx, options, resp.Items)
607 return arvados.UserList{}, err
611 return conn.generated_UserList(ctx, options)
614 func (conn *Conn) UserCreate(ctx context.Context, options arvados.CreateOptions) (arvados.User, error) {
615 return conn.chooseBackend(options.ClusterID).UserCreate(ctx, options)
618 func (conn *Conn) UserUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.User, error) {
619 if options.BypassFederation {
620 return conn.local.UserUpdate(ctx, options)
622 resp, err := conn.chooseBackend(options.UUID).UserUpdate(ctx, options)
626 if !strings.HasPrefix(options.UUID, conn.cluster.ClusterID) {
627 // Copy the updated user record to the local cluster
628 err = conn.batchUpdateUsers(ctx, arvados.ListOptions{}, []arvados.User{resp})
630 return arvados.User{}, err
636 func (conn *Conn) UserMerge(ctx context.Context, options arvados.UserMergeOptions) (arvados.User, error) {
637 return conn.local.UserMerge(ctx, options)
640 func (conn *Conn) UserActivate(ctx context.Context, options arvados.UserActivateOptions) (arvados.User, error) {
641 return conn.localOrLoginCluster().UserActivate(ctx, options)
644 func (conn *Conn) UserSetup(ctx context.Context, options arvados.UserSetupOptions) (map[string]interface{}, error) {
645 upstream := conn.localOrLoginCluster()
646 if upstream != conn.local {
647 // When LoginCluster is in effect, and we're setting
648 // up a remote user, and we want to give that user
649 // access to a local VM, we can't include the VM in
650 // the setup call, because the remote cluster won't
653 // Similarly, if we want to create a git repo,
654 // it should be created on the local cluster,
655 // not the remote one.
657 upstreamOptions := options
658 upstreamOptions.VMUUID = ""
659 upstreamOptions.RepoName = ""
661 ret, err := upstream.UserSetup(ctx, upstreamOptions)
667 return conn.local.UserSetup(ctx, options)
670 func (conn *Conn) UserUnsetup(ctx context.Context, options arvados.GetOptions) (arvados.User, error) {
671 return conn.localOrLoginCluster().UserUnsetup(ctx, options)
674 func (conn *Conn) UserGet(ctx context.Context, options arvados.GetOptions) (arvados.User, error) {
675 resp, err := conn.chooseBackend(options.UUID).UserGet(ctx, options)
679 if options.UUID != resp.UUID {
680 return arvados.User{}, httpErrorf(http.StatusBadGateway, "Had requested %v but response was for %v", options.UUID, resp.UUID)
682 if options.UUID[:5] != conn.cluster.ClusterID {
683 err = conn.batchUpdateUsers(ctx, arvados.ListOptions{Select: options.Select}, []arvados.User{resp})
685 return arvados.User{}, err
691 func (conn *Conn) UserGetCurrent(ctx context.Context, options arvados.GetOptions) (arvados.User, error) {
692 return conn.local.UserGetCurrent(ctx, options)
695 func (conn *Conn) UserGetSystem(ctx context.Context, options arvados.GetOptions) (arvados.User, error) {
696 return conn.chooseBackend(options.UUID).UserGetSystem(ctx, options)
699 func (conn *Conn) UserDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.User, error) {
700 return conn.chooseBackend(options.UUID).UserDelete(ctx, options)
703 func (conn *Conn) UserBatchUpdate(ctx context.Context, options arvados.UserBatchUpdateOptions) (arvados.UserList, error) {
704 return conn.local.UserBatchUpdate(ctx, options)
707 func (conn *Conn) UserAuthenticate(ctx context.Context, options arvados.UserAuthenticateOptions) (arvados.APIClientAuthorization, error) {
708 return conn.local.UserAuthenticate(ctx, options)
711 func (conn *Conn) APIClientAuthorizationCurrent(ctx context.Context, options arvados.GetOptions) (arvados.APIClientAuthorization, error) {
712 return conn.chooseBackend(options.UUID).APIClientAuthorizationCurrent(ctx, options)
715 type backend interface {
720 type notFoundError struct{}
722 func (notFoundError) HTTPStatus() int { return http.StatusNotFound }
723 func (notFoundError) Error() string { return "not found" }
725 func errStatus(err error) int {
726 if httpErr, ok := err.(interface{ HTTPStatus() int }); ok {
727 return httpErr.HTTPStatus()
729 return http.StatusInternalServerError