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(cluster, 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(cluster *arvados.Cluster, 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 if strings.HasPrefix(token, "v2/"+cluster.ClusterID+"-") && remoteID == cluster.Login.LoginCluster {
67 // If we did this, the login cluster
68 // would call back to us and then
69 // reject our response because the
70 // user UUID prefix (i.e., the
71 // LoginCluster prefix) won't match
72 // the token UUID prefix (i.e., our
74 return nil, httpErrorf(http.StatusUnauthorized, "cannot use a locally issued token to forward a request to our login cluster (%s)", remoteID)
76 salted, err := auth.SaltToken(token, remoteID)
79 tokens = append(tokens, salted)
81 tokens = append(tokens, token)
82 case auth.ErrTokenFormat:
83 // pass through unmodified (assume it's an OIDC access token)
84 tokens = append(tokens, token)
85 case auth.ErrObsoleteToken:
86 ctx := auth.NewContext(ctx, &auth.Credentials{Tokens: []string{token}})
87 aca, err := local.APIClientAuthorizationCurrent(ctx, arvados.GetOptions{})
88 if errStatus(err) == http.StatusUnauthorized {
89 // pass through unmodified
90 tokens = append(tokens, token)
92 } else if err != nil {
95 if strings.HasPrefix(aca.UUID, remoteID) {
96 // We have it cached here, but
97 // the token belongs to the
98 // remote target itself, so
99 // pass it through unmodified.
100 tokens = append(tokens, token)
103 salted, err := auth.SaltToken(aca.TokenV2(), remoteID)
107 tokens = append(tokens, salted)
116 // Return suitable backend for a query about the given cluster ID
117 // ("aaaaa") or object UUID ("aaaaa-dz642-abcdefghijklmno").
118 func (conn *Conn) chooseBackend(id string) backend {
121 } else if len(id) != 5 {
125 if id == conn.cluster.ClusterID {
127 } else if be, ok := conn.remotes[id]; ok {
130 // TODO: return an "always error" backend?
135 func (conn *Conn) localOrLoginCluster() backend {
136 if conn.cluster.Login.LoginCluster != "" {
137 return conn.chooseBackend(conn.cluster.Login.LoginCluster)
142 // Call fn with the local backend; then, if fn returned 404, call fn
143 // on the available remote backends (possibly concurrently) until one
146 // The second argument to fn is the cluster ID of the remote backend,
147 // or "" for the local backend.
149 // A non-nil error means all backends failed.
150 func (conn *Conn) tryLocalThenRemotes(ctx context.Context, forwardedFor string, fn func(context.Context, string, backend) error) error {
151 if err := fn(ctx, "", conn.local); err == nil || errStatus(err) != http.StatusNotFound || forwardedFor != "" {
152 // Note: forwardedFor != "" means this request came
153 // from a remote cluster, so we don't take a second
154 // hop. This avoids cycles, redundant calls to a
155 // mutually reachable remote, and use of double-salted
160 ctx, cancel := context.WithCancel(ctx)
162 errchan := make(chan error, len(conn.remotes))
163 for remoteID, be := range conn.remotes {
164 remoteID, be := remoteID, be
166 errchan <- fn(ctx, remoteID, be)
171 for i := 0; i < cap(errchan); i++ {
176 all404 = all404 && errStatus(err) == http.StatusNotFound
177 errs = append(errs, err)
180 return notFoundError{}
182 return httpErrorf(http.StatusBadGateway, "errors: %v", errs)
185 func (conn *Conn) CollectionCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Collection, error) {
186 return conn.chooseBackend(options.ClusterID).CollectionCreate(ctx, options)
189 func (conn *Conn) CollectionUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.Collection, error) {
190 return conn.chooseBackend(options.UUID).CollectionUpdate(ctx, options)
193 func rewriteManifest(mt, remoteID string) string {
194 return regexp.MustCompile(` [0-9a-f]{32}\+[^ ]*`).ReplaceAllStringFunc(mt, func(tok string) string {
195 return strings.Replace(tok, "+A", "+R"+remoteID+"-", -1)
199 func (conn *Conn) ConfigGet(ctx context.Context) (json.RawMessage, error) {
201 err := config.ExportJSON(&buf, conn.cluster)
202 return json.RawMessage(buf.Bytes()), err
205 func (conn *Conn) Login(ctx context.Context, options arvados.LoginOptions) (arvados.LoginResponse, error) {
206 if id := conn.cluster.Login.LoginCluster; id != "" && id != conn.cluster.ClusterID {
207 // defer entire login procedure to designated cluster
208 remote, ok := conn.remotes[id]
210 return arvados.LoginResponse{}, fmt.Errorf("configuration problem: designated login cluster %q is not defined", id)
212 baseURL := remote.BaseURL()
213 target, err := baseURL.Parse(arvados.EndpointLogin.Path)
215 return arvados.LoginResponse{}, fmt.Errorf("internal error getting redirect target: %s", err)
217 params := url.Values{
218 "return_to": []string{options.ReturnTo},
220 if options.Remote != "" {
221 params.Set("remote", options.Remote)
223 target.RawQuery = params.Encode()
224 return arvados.LoginResponse{
225 RedirectLocation: target.String(),
228 return conn.local.Login(ctx, options)
231 func (conn *Conn) Logout(ctx context.Context, options arvados.LogoutOptions) (arvados.LogoutResponse, error) {
232 // If the logout request comes with an API token from a known
233 // remote cluster, redirect to that cluster's logout handler
234 // so it has an opportunity to clear sessions, expire tokens,
235 // etc. Otherwise use the local endpoint.
236 reqauth, ok := auth.FromContext(ctx)
237 if !ok || len(reqauth.Tokens) == 0 || len(reqauth.Tokens[0]) < 8 || !strings.HasPrefix(reqauth.Tokens[0], "v2/") {
238 return conn.local.Logout(ctx, options)
240 id := reqauth.Tokens[0][3:8]
241 if id == conn.cluster.ClusterID {
242 return conn.local.Logout(ctx, options)
244 remote, ok := conn.remotes[id]
246 return conn.local.Logout(ctx, options)
248 baseURL := remote.BaseURL()
249 target, err := baseURL.Parse(arvados.EndpointLogout.Path)
251 return arvados.LogoutResponse{}, fmt.Errorf("internal error getting redirect target: %s", err)
253 target.RawQuery = url.Values{"return_to": {options.ReturnTo}}.Encode()
254 return arvados.LogoutResponse{RedirectLocation: target.String()}, nil
257 func (conn *Conn) CollectionGet(ctx context.Context, options arvados.GetOptions) (arvados.Collection, error) {
258 if len(options.UUID) == 27 {
259 // UUID is really a UUID
260 c, err := conn.chooseBackend(options.UUID).CollectionGet(ctx, options)
261 if err == nil && options.UUID[:5] != conn.cluster.ClusterID {
262 c.ManifestText = rewriteManifest(c.ManifestText, options.UUID[:5])
267 first := make(chan arvados.Collection, 1)
268 err := conn.tryLocalThenRemotes(ctx, options.ForwardedFor, func(ctx context.Context, remoteID string, be backend) error {
269 remoteOpts := options
270 remoteOpts.ForwardedFor = conn.cluster.ClusterID + "-" + options.ForwardedFor
271 c, err := be.CollectionGet(ctx, remoteOpts)
276 if options.Select != nil {
278 for _, s := range options.Select {
279 if s == "manifest_text" {
286 pdh := arvados.PortableDataHash(c.ManifestText)
287 // options.UUID is either hash+size or
288 // hash+size+hints; only hash+size need to
289 // match the computed PDH.
290 if pdh != options.UUID && !strings.HasPrefix(options.UUID, pdh+"+") {
291 err = httpErrorf(http.StatusBadGateway, "bad portable data hash %q received from remote %q (expected %q)", pdh, remoteID, options.UUID)
292 ctxlog.FromContext(ctx).Warn(err)
297 c.ManifestText = rewriteManifest(c.ManifestText, remoteID)
303 // lost race, return value doesn't matter
308 return arvados.Collection{}, err
313 func (conn *Conn) CollectionList(ctx context.Context, options arvados.ListOptions) (arvados.CollectionList, error) {
314 return conn.generated_CollectionList(ctx, options)
317 func (conn *Conn) CollectionProvenance(ctx context.Context, options arvados.GetOptions) (map[string]interface{}, error) {
318 return conn.chooseBackend(options.UUID).CollectionProvenance(ctx, options)
321 func (conn *Conn) CollectionUsedBy(ctx context.Context, options arvados.GetOptions) (map[string]interface{}, error) {
322 return conn.chooseBackend(options.UUID).CollectionUsedBy(ctx, options)
325 func (conn *Conn) CollectionDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.Collection, error) {
326 return conn.chooseBackend(options.UUID).CollectionDelete(ctx, options)
329 func (conn *Conn) CollectionTrash(ctx context.Context, options arvados.DeleteOptions) (arvados.Collection, error) {
330 return conn.chooseBackend(options.UUID).CollectionTrash(ctx, options)
333 func (conn *Conn) CollectionUntrash(ctx context.Context, options arvados.UntrashOptions) (arvados.Collection, error) {
334 return conn.chooseBackend(options.UUID).CollectionUntrash(ctx, options)
337 func (conn *Conn) ContainerList(ctx context.Context, options arvados.ListOptions) (arvados.ContainerList, error) {
338 return conn.generated_ContainerList(ctx, options)
341 func (conn *Conn) ContainerCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Container, error) {
342 return conn.chooseBackend(options.ClusterID).ContainerCreate(ctx, options)
345 func (conn *Conn) ContainerUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.Container, error) {
346 return conn.chooseBackend(options.UUID).ContainerUpdate(ctx, options)
349 func (conn *Conn) ContainerGet(ctx context.Context, options arvados.GetOptions) (arvados.Container, error) {
350 return conn.chooseBackend(options.UUID).ContainerGet(ctx, options)
353 func (conn *Conn) ContainerDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.Container, error) {
354 return conn.chooseBackend(options.UUID).ContainerDelete(ctx, options)
357 func (conn *Conn) ContainerLock(ctx context.Context, options arvados.GetOptions) (arvados.Container, error) {
358 return conn.chooseBackend(options.UUID).ContainerLock(ctx, options)
361 func (conn *Conn) ContainerUnlock(ctx context.Context, options arvados.GetOptions) (arvados.Container, error) {
362 return conn.chooseBackend(options.UUID).ContainerUnlock(ctx, options)
365 func (conn *Conn) ContainerSSH(ctx context.Context, options arvados.ContainerSSHOptions) (arvados.ContainerSSHConnection, error) {
366 return conn.chooseBackend(options.UUID).ContainerSSH(ctx, options)
369 func (conn *Conn) ContainerRequestList(ctx context.Context, options arvados.ListOptions) (arvados.ContainerRequestList, error) {
370 return conn.generated_ContainerRequestList(ctx, options)
373 func (conn *Conn) ContainerRequestCreate(ctx context.Context, options arvados.CreateOptions) (arvados.ContainerRequest, error) {
374 be := conn.chooseBackend(options.ClusterID)
375 if be == conn.local {
376 return be.ContainerRequestCreate(ctx, options)
378 if _, ok := options.Attrs["runtime_token"]; !ok {
379 // If runtime_token is not set, create a new token
380 aca, err := conn.local.APIClientAuthorizationCurrent(ctx, arvados.GetOptions{})
382 // This should probably be StatusUnauthorized
383 // (need to update test in
384 // lib/controller/federation_test.go):
385 // When RoR is out of the picture this should be:
386 // return arvados.ContainerRequest{}, httpErrorf(http.StatusUnauthorized, "%w", err)
387 return arvados.ContainerRequest{}, httpErrorf(http.StatusForbidden, "%s", "invalid API token")
389 user, err := conn.local.UserGetCurrent(ctx, arvados.GetOptions{})
391 return arvados.ContainerRequest{}, err
393 if len(aca.Scopes) == 0 || aca.Scopes[0] != "all" {
394 return arvados.ContainerRequest{}, httpErrorf(http.StatusForbidden, "token scope is not [all]")
396 if strings.HasPrefix(aca.UUID, conn.cluster.ClusterID) {
397 // Local user, submitting to a remote cluster.
398 // Create a new time-limited token.
399 local, ok := conn.local.(*localdb.Conn)
401 return arvados.ContainerRequest{}, httpErrorf(http.StatusInternalServerError, "bug: local backend is a %T, not a *localdb.Conn", conn.local)
403 aca, err = local.CreateAPIClientAuthorization(ctx, conn.cluster.SystemRootToken, rpc.UserSessionAuthInfo{UserUUID: user.UUID,
404 ExpiresAt: time.Now().UTC().Add(conn.cluster.Collections.BlobSigningTTL.Duration())})
406 return arvados.ContainerRequest{}, err
408 options.Attrs["runtime_token"] = aca.TokenV2()
410 // Remote user. Container request will use the
411 // current token, minus the trailing portion
412 // (optional container uuid).
413 options.Attrs["runtime_token"] = aca.TokenV2()
416 return be.ContainerRequestCreate(ctx, options)
419 func (conn *Conn) ContainerRequestUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.ContainerRequest, error) {
420 return conn.chooseBackend(options.UUID).ContainerRequestUpdate(ctx, options)
423 func (conn *Conn) ContainerRequestGet(ctx context.Context, options arvados.GetOptions) (arvados.ContainerRequest, error) {
424 return conn.chooseBackend(options.UUID).ContainerRequestGet(ctx, options)
427 func (conn *Conn) ContainerRequestDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.ContainerRequest, error) {
428 return conn.chooseBackend(options.UUID).ContainerRequestDelete(ctx, options)
431 func (conn *Conn) GroupCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Group, error) {
432 return conn.chooseBackend(options.ClusterID).GroupCreate(ctx, options)
435 func (conn *Conn) GroupUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.Group, error) {
436 return conn.chooseBackend(options.UUID).GroupUpdate(ctx, options)
439 func (conn *Conn) GroupGet(ctx context.Context, options arvados.GetOptions) (arvados.Group, error) {
440 return conn.chooseBackend(options.UUID).GroupGet(ctx, options)
443 func (conn *Conn) GroupList(ctx context.Context, options arvados.ListOptions) (arvados.GroupList, error) {
444 return conn.generated_GroupList(ctx, options)
447 var userUuidRe = regexp.MustCompile(`^[0-9a-z]{5}-tpzed-[0-9a-z]{15}$`)
449 func (conn *Conn) GroupContents(ctx context.Context, options arvados.GroupContentsOptions) (arvados.ObjectList, error) {
450 if options.ClusterID != "" {
451 // explicitly selected cluster
452 return conn.chooseBackend(options.ClusterID).GroupContents(ctx, options)
453 } else if userUuidRe.MatchString(options.UUID) {
454 // user, get the things they own on the local cluster
455 return conn.local.GroupContents(ctx, options)
457 // a group, potentially want to make federated request
458 return conn.chooseBackend(options.UUID).GroupContents(ctx, options)
462 func (conn *Conn) GroupShared(ctx context.Context, options arvados.ListOptions) (arvados.GroupList, error) {
463 return conn.chooseBackend(options.ClusterID).GroupShared(ctx, options)
466 func (conn *Conn) GroupDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.Group, error) {
467 return conn.chooseBackend(options.UUID).GroupDelete(ctx, options)
470 func (conn *Conn) GroupTrash(ctx context.Context, options arvados.DeleteOptions) (arvados.Group, error) {
471 return conn.chooseBackend(options.UUID).GroupTrash(ctx, options)
474 func (conn *Conn) GroupUntrash(ctx context.Context, options arvados.UntrashOptions) (arvados.Group, error) {
475 return conn.chooseBackend(options.UUID).GroupUntrash(ctx, options)
478 func (conn *Conn) SpecimenList(ctx context.Context, options arvados.ListOptions) (arvados.SpecimenList, error) {
479 return conn.generated_SpecimenList(ctx, options)
482 func (conn *Conn) SpecimenCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Specimen, error) {
483 return conn.chooseBackend(options.ClusterID).SpecimenCreate(ctx, options)
486 func (conn *Conn) SpecimenUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.Specimen, error) {
487 return conn.chooseBackend(options.UUID).SpecimenUpdate(ctx, options)
490 func (conn *Conn) SpecimenGet(ctx context.Context, options arvados.GetOptions) (arvados.Specimen, error) {
491 return conn.chooseBackend(options.UUID).SpecimenGet(ctx, options)
494 func (conn *Conn) SpecimenDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.Specimen, error) {
495 return conn.chooseBackend(options.UUID).SpecimenDelete(ctx, options)
498 var userAttrsCachedFromLoginCluster = map[string]bool{
512 "identity_url": false,
514 "modified_by_client_uuid": false,
515 "modified_by_user_uuid": false,
518 "writable_by": false,
521 func (conn *Conn) batchUpdateUsers(ctx context.Context,
522 options arvados.ListOptions,
523 items []arvados.User) (err error) {
525 id := conn.cluster.Login.LoginCluster
526 logger := ctxlog.FromContext(ctx)
527 batchOpts := arvados.UserBatchUpdateOptions{Updates: map[string]map[string]interface{}{}}
528 for _, user := range items {
529 if !strings.HasPrefix(user.UUID, id) {
532 logger.Debugf("cache user info for uuid %q", user.UUID)
534 // If the remote cluster has null timestamps
535 // (e.g., test server with incomplete
536 // fixtures) use dummy timestamps (instead of
537 // the zero time, which causes a Rails API
538 // error "year too big to marshal: 1 UTC").
539 if user.ModifiedAt.IsZero() {
540 user.ModifiedAt = time.Now()
542 if user.CreatedAt.IsZero() {
543 user.CreatedAt = time.Now()
546 var allFields map[string]interface{}
547 buf, err := json.Marshal(user)
549 return fmt.Errorf("error encoding user record from remote response: %s", err)
551 err = json.Unmarshal(buf, &allFields)
553 return fmt.Errorf("error transcoding user record from remote response: %s", err)
556 if len(options.Select) > 0 {
557 updates = map[string]interface{}{}
558 for _, k := range options.Select {
559 if v, ok := allFields[k]; ok && userAttrsCachedFromLoginCluster[k] {
564 for k := range updates {
565 if !userAttrsCachedFromLoginCluster[k] {
570 batchOpts.Updates[user.UUID] = updates
572 if len(batchOpts.Updates) > 0 {
573 ctxRoot := auth.NewContext(ctx, &auth.Credentials{Tokens: []string{conn.cluster.SystemRootToken}})
574 _, err = conn.local.UserBatchUpdate(ctxRoot, batchOpts)
576 return fmt.Errorf("error updating local user records: %s", err)
582 func (conn *Conn) UserList(ctx context.Context, options arvados.ListOptions) (arvados.UserList, error) {
583 if id := conn.cluster.Login.LoginCluster; id != "" && id != conn.cluster.ClusterID && !options.BypassFederation {
584 resp, err := conn.chooseBackend(id).UserList(ctx, options)
588 err = conn.batchUpdateUsers(ctx, options, resp.Items)
590 return arvados.UserList{}, err
594 return conn.generated_UserList(ctx, options)
597 func (conn *Conn) UserCreate(ctx context.Context, options arvados.CreateOptions) (arvados.User, error) {
598 return conn.chooseBackend(options.ClusterID).UserCreate(ctx, options)
601 func (conn *Conn) UserUpdate(ctx context.Context, options arvados.UpdateOptions) (arvados.User, error) {
602 if options.BypassFederation {
603 return conn.local.UserUpdate(ctx, options)
605 resp, err := conn.chooseBackend(options.UUID).UserUpdate(ctx, options)
609 if !strings.HasPrefix(options.UUID, conn.cluster.ClusterID) {
610 // Copy the updated user record to the local cluster
611 err = conn.batchUpdateUsers(ctx, arvados.ListOptions{}, []arvados.User{resp})
613 return arvados.User{}, err
619 func (conn *Conn) UserMerge(ctx context.Context, options arvados.UserMergeOptions) (arvados.User, error) {
620 return conn.local.UserMerge(ctx, options)
623 func (conn *Conn) UserActivate(ctx context.Context, options arvados.UserActivateOptions) (arvados.User, error) {
624 return conn.localOrLoginCluster().UserActivate(ctx, options)
627 func (conn *Conn) UserSetup(ctx context.Context, options arvados.UserSetupOptions) (map[string]interface{}, error) {
628 upstream := conn.localOrLoginCluster()
629 if upstream != conn.local {
630 // When LoginCluster is in effect, and we're setting
631 // up a remote user, and we want to give that user
632 // access to a local VM, we can't include the VM in
633 // the setup call, because the remote cluster won't
636 // Similarly, if we want to create a git repo,
637 // it should be created on the local cluster,
638 // not the remote one.
640 upstreamOptions := options
641 upstreamOptions.VMUUID = ""
642 upstreamOptions.RepoName = ""
644 ret, err := upstream.UserSetup(ctx, upstreamOptions)
650 return conn.local.UserSetup(ctx, options)
653 func (conn *Conn) UserUnsetup(ctx context.Context, options arvados.GetOptions) (arvados.User, error) {
654 return conn.localOrLoginCluster().UserUnsetup(ctx, options)
657 func (conn *Conn) UserGet(ctx context.Context, options arvados.GetOptions) (arvados.User, error) {
658 resp, err := conn.chooseBackend(options.UUID).UserGet(ctx, options)
662 if options.UUID != resp.UUID {
663 return arvados.User{}, httpErrorf(http.StatusBadGateway, "Had requested %v but response was for %v", options.UUID, resp.UUID)
665 if options.UUID[:5] != conn.cluster.ClusterID {
666 err = conn.batchUpdateUsers(ctx, arvados.ListOptions{Select: options.Select}, []arvados.User{resp})
668 return arvados.User{}, err
674 func (conn *Conn) UserGetCurrent(ctx context.Context, options arvados.GetOptions) (arvados.User, error) {
675 return conn.local.UserGetCurrent(ctx, options)
678 func (conn *Conn) UserGetSystem(ctx context.Context, options arvados.GetOptions) (arvados.User, error) {
679 return conn.chooseBackend(options.UUID).UserGetSystem(ctx, options)
682 func (conn *Conn) UserDelete(ctx context.Context, options arvados.DeleteOptions) (arvados.User, error) {
683 return conn.chooseBackend(options.UUID).UserDelete(ctx, options)
686 func (conn *Conn) UserBatchUpdate(ctx context.Context, options arvados.UserBatchUpdateOptions) (arvados.UserList, error) {
687 return conn.local.UserBatchUpdate(ctx, options)
690 func (conn *Conn) UserAuthenticate(ctx context.Context, options arvados.UserAuthenticateOptions) (arvados.APIClientAuthorization, error) {
691 return conn.local.UserAuthenticate(ctx, options)
694 func (conn *Conn) APIClientAuthorizationCurrent(ctx context.Context, options arvados.GetOptions) (arvados.APIClientAuthorization, error) {
695 return conn.chooseBackend(options.UUID).APIClientAuthorizationCurrent(ctx, options)
698 type backend interface {
703 type notFoundError struct{}
705 func (notFoundError) HTTPStatus() int { return http.StatusNotFound }
706 func (notFoundError) Error() string { return "not found" }
708 func errStatus(err error) int {
709 if httpErr, ok := err.(interface{ HTTPStatus() int }); ok {
710 return httpErr.HTTPStatus()
712 return http.StatusInternalServerError