bas.sh
forked from
tangled.org/core
Monorepo for Tangled
1package appview
2
3import (
4 "bytes"
5 "context"
6 "database/sql"
7 "encoding/json"
8 "errors"
9 "fmt"
10 "io"
11 "log/slog"
12 "net/http"
13 "net/url"
14 "slices"
15 "strings"
16
17 "time"
18
19 "github.com/avast/retry-go/v4"
20 "github.com/bluesky-social/indigo/atproto/syntax"
21 jmodels "github.com/bluesky-social/jetstream/pkg/models"
22 "github.com/go-git/go-git/v5/plumbing"
23 "github.com/ipfs/go-cid"
24 "golang.org/x/sync/errgroup"
25 "tangled.org/core/api/tangled"
26 "tangled.org/core/appview/cache"
27 "tangled.org/core/appview/config"
28 "tangled.org/core/appview/db"
29 "tangled.org/core/appview/knotacl"
30 "tangled.org/core/appview/mentions"
31 "tangled.org/core/appview/models"
32 "tangled.org/core/appview/notify"
33 "tangled.org/core/appview/serververify"
34 "tangled.org/core/consts"
35 "tangled.org/core/idresolver"
36 "tangled.org/core/orm"
37 "tangled.org/core/rbac"
38 "tangled.org/core/repoverify"
39)
40
41type RepoPermissionChecker interface {
42 HasRepoPermissionErr(ctx context.Context, repo *models.Repo, userDid, perm string) (bool, error)
43}
44
45type Ingester struct {
46 Ctx context.Context
47 Db *db.DB
48 Enforcer *rbac.Enforcer
49 Acl RepoPermissionChecker
50 IdResolver *idresolver.Resolver
51 Cache *cache.Cache
52 Config *config.Config
53 Logger *slog.Logger
54 MentionsResolver *mentions.Resolver
55 Notifier notify.Notifier
56 Verifier repoverify.Verifier
57}
58
59type processFunc func(ctx context.Context, e *jmodels.Event) error
60
61func (i *Ingester) Ingest() processFunc {
62 return func(ctx context.Context, e *jmodels.Event) error {
63 var err error
64
65 l := i.Logger.With("kind", e.Kind)
66 switch e.Kind {
67 case jmodels.EventKindAccount:
68 // TODO: sync account state to db
69 if e.Account.Active {
70 break
71 }
72 // TODO: revoke sessions by DID
73 if *e.Account.Status == "deactivated" {
74 err = i.IdResolver.InvalidateIdent(ctx, e.Account.Did)
75 }
76 case jmodels.EventKindIdentity:
77 err = i.IdResolver.InvalidateIdent(ctx, e.Identity.Did)
78 case jmodels.EventKindCommit:
79 l = l.With(
80 "nsid", e.Commit.Collection,
81 "did", e.Did,
82 "rkey", e.Commit.RKey,
83 "op", e.Commit.Operation,
84 )
85 switch e.Commit.Collection {
86 case tangled.GraphFollowNSID:
87 err = i.ingestFollow(e, l)
88 case tangled.GraphVouchNSID:
89 err = i.ingestVouch(ctx, e, l)
90 case tangled.FeedStarNSID:
91 err = i.ingestStar(ctx, e, l)
92 case tangled.FeedReactionNSID:
93 err = i.ingestReaction(e, l)
94 case tangled.PublicKeyNSID:
95 err = i.ingestPublicKey(e, l)
96 case tangled.RepoArtifactNSID:
97 err = i.ingestArtifact(ctx, e, l)
98 case tangled.ActorProfileNSID:
99 err = i.ingestProfile(ctx, e, l)
100 case tangled.SpindleMemberNSID:
101 err = i.ingestSpindleMember(ctx, e, l)
102 case tangled.SpindleNSID:
103 err = i.ingestSpindle(ctx, e, l)
104 case tangled.KnotMemberNSID:
105 err = i.ingestKnotMember(ctx, e, l)
106 case tangled.KnotNSID:
107 err = i.ingestKnot(ctx, e, l)
108 case tangled.StringNSID:
109 err = i.ingestString(e, l)
110 case tangled.RepoIssueNSID:
111 err = i.ingestIssue(ctx, e, l)
112 case tangled.RepoIssueStateNSID:
113 err = i.ingestState(ctx, e, l, issueStateSpec)
114 case tangled.RepoPullNSID:
115 err = i.ingestPull(ctx, e, l)
116 case tangled.RepoPullStatusNSID:
117 err = i.ingestState(ctx, e, l, pullStatusSpec)
118 case tangled.FeedCommentNSID:
119 err = i.ingestComment(e, l)
120 case tangled.RepoIssueCommentNSID:
121 err = i.ingestIssueComment(e, l)
122 case tangled.RepoPullCommentNSID:
123 err = i.ingestPullComment(e, l)
124 case tangled.LabelDefinitionNSID:
125 err = i.ingestLabelDefinition(e, l)
126 case tangled.LabelOpNSID:
127 err = i.ingestLabelOp(ctx, e, l)
128 case tangled.RepoNSID:
129 err = i.ingestRepo(ctx, e, l)
130 }
131 }
132
133 if err != nil {
134 l.Warn("failed to ingest record, skipping", "err", err)
135 }
136
137 return nil
138 }
139}
140
141func (i *Ingester) resolveRepoRef(ref string) (*models.Repo, error) {
142 if strings.HasPrefix(ref, "did:") {
143 return db.GetRepoByDid(i.Db, ref)
144 }
145 return db.GetRepoByAtUri(i.Db, ref)
146}
147
148func (i *Ingester) resolveOldFormatStar(raw json.RawMessage, star *models.Star, l *slog.Logger) (bool, error) {
149 var legacy struct {
150 Subject *string `json:"subject"`
151 SubjectDid *string `json:"subjectDid"`
152 }
153 if err := json.Unmarshal(raw, &legacy); err != nil {
154 return false, err
155 }
156
157 switch {
158 case legacy.SubjectDid != nil:
159 repo, err := i.resolveRepoRef(*legacy.SubjectDid)
160 if err != nil {
161 l.Warn("skipping old-format star for unknown repo", "subjectDid", *legacy.SubjectDid)
162 return false, nil
163 }
164 star.SubjectType = models.StarSubjectRepo
165 star.Subject = repo.RepoDid
166 return true, nil
167
168 case legacy.Subject != nil:
169 uri, err := syntax.ParseATURI(*legacy.Subject)
170 if err != nil {
171 return false, fmt.Errorf("invalid old-format star subject: %w", err)
172 }
173 switch uri.Collection().String() {
174 case tangled.RepoNSID:
175 repo, err := db.GetRepoByAtUri(i.Db, uri.String())
176 if err != nil {
177 l.Warn("skipping old-format star for unknown repo", "subject", *legacy.Subject)
178 return false, nil
179 }
180 star.SubjectType = models.StarSubjectRepo
181 star.Subject = repo.RepoDid
182 return true, nil
183 default:
184 star.SubjectType = models.StarSubjectString
185 star.Subject = *legacy.Subject
186 return true, nil
187 }
188
189 default:
190 return false, fmt.Errorf("old-format star has neither subject nor subjectDid")
191 }
192}
193
194func (i *Ingester) ingestStar(ctx context.Context, e *jmodels.Event, l *slog.Logger) error {
195 var err error
196 did := e.Did
197
198 l = l.With("handler", "ingestStar")
199
200 switch e.Commit.Operation {
201 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
202 raw := json.RawMessage(e.Commit.Record)
203 record := tangled.FeedStar{}
204 unmarshalErr := json.Unmarshal(raw, &record)
205
206 createdAt, parseErr := time.Parse(time.RFC3339, record.CreatedAt)
207 if parseErr != nil {
208 createdAt = time.Now()
209 }
210
211 star := models.Star{
212 Did: did,
213 Rkey: e.Commit.RKey,
214 Created: createdAt,
215 }
216
217 switch {
218 case unmarshalErr != nil:
219 resolved, resolveErr := i.resolveOldFormatStar(raw, &star, l)
220 if resolveErr != nil {
221 l.Error("invalid record", "newFmtErr", unmarshalErr, "oldFmtErr", resolveErr)
222 return unmarshalErr
223 }
224 if !resolved {
225 return nil
226 }
227
228 case record.Subject == nil:
229 return fmt.Errorf("star record has nil subject")
230
231 case record.Subject.FeedStar_Repo != nil:
232 repo, repoErr := i.resolveRepoRef(record.Subject.FeedStar_Repo.Did)
233 if repoErr != nil {
234 l.Warn("skipping star for unknown repo", "did", record.Subject.FeedStar_Repo.Did)
235 return nil
236 }
237 star.SubjectType = models.StarSubjectRepo
238 star.Subject = repo.RepoDid
239
240 case record.Subject.FeedStar_String != nil:
241 star.SubjectType = models.StarSubjectString
242 star.Subject = record.Subject.FeedStar_String.Uri
243
244 default:
245 return fmt.Errorf("star record has empty subject union")
246 }
247
248 err = db.UpsertStar(i.Db, star)
249 case jmodels.CommitOperationDelete:
250 err = db.DeleteStarByRkey(i.Db, did, e.Commit.RKey)
251 }
252
253 if err != nil {
254 return fmt.Errorf("failed to %s star record: %w", e.Commit.Operation, err)
255 }
256 l.Info("processed star", "operation", e.Commit.Operation, "rkey", e.Commit.RKey)
257
258 l.Info("ingested record")
259 return nil
260}
261
262func (i *Ingester) ingestFollow(e *jmodels.Event, l *slog.Logger) error {
263 var err error
264 did := e.Did
265
266 l = l.With("handler", "ingestFollow")
267
268 switch e.Commit.Operation {
269 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
270 raw := json.RawMessage(e.Commit.Record)
271 record := tangled.GraphFollow{}
272 err = json.Unmarshal(raw, &record)
273 if err != nil {
274 l.Error("invalid record", "err", err)
275 return err
276 }
277 _, err := syntax.ParseDID(record.Subject)
278 if err != nil {
279 l.Error("invalid record. subject is invalid DID", "err", err)
280 return err
281 }
282
283 followedAt, err := time.Parse(time.RFC3339, record.CreatedAt)
284 if err != nil {
285 err = fmt.Errorf("createdAt is invalid datetime: %w", err)
286 l.Error("invalid record", "err", err)
287 return err
288 }
289
290 err = db.UpsertFollow(i.Db, models.Follow{
291 UserDid: did,
292 SubjectDid: record.Subject,
293 Rkey: e.Commit.RKey,
294 FollowedAt: followedAt,
295 })
296 case jmodels.CommitOperationDelete:
297 err = db.DeleteFollowByRkey(i.Db, did, e.Commit.RKey)
298 }
299
300 if err != nil {
301 return fmt.Errorf("failed to %s follow record: %w", e.Commit.Operation, err)
302 }
303 l.Info("processed follow", "operation", e.Commit.Operation, "rkey", e.Commit.RKey)
304
305 l.Info("ingested record")
306 return nil
307}
308
309func (i *Ingester) ingestVouch(ctx context.Context, e *jmodels.Event, l *slog.Logger) error {
310 var err error
311 did := e.Did
312
313 l = l.With("handler", "ingestVouch")
314
315 switch e.Commit.Operation {
316 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
317 raw := json.RawMessage(e.Commit.Record)
318 record := tangled.GraphVouch{}
319 err = json.Unmarshal(raw, &record)
320 if err != nil {
321 l.Error("invalid record", "err", err)
322 return err
323 }
324
325 // rkey is the subject_did being vouched for/denounced
326 subjectDID := e.Commit.RKey
327
328 _, err = syntax.ParseDID(subjectDID)
329 if err != nil {
330 l.Error("invalid subject_did in rkey", "err", err, "rkey", subjectDID)
331 return fmt.Errorf("invalid subject_did: %w", err)
332 }
333
334 if did == subjectDID {
335 l.Warn("attempted self-vouch", "did", did)
336 return fmt.Errorf("cannot vouch for self")
337 }
338
339 subjectId, err := i.IdResolver.ResolveIdent(ctx, subjectDID)
340 if err != nil {
341 return err
342 }
343
344 if subjectId.Handle.IsInvalidHandle() {
345 return err
346 }
347
348 kind, err := models.ParseVouchKind(record.Kind)
349 if err != nil {
350 l.Error("invalid kind", "kind", kind)
351 return fmt.Errorf("invalid kind: %s", kind)
352 }
353
354 recordCid, err := cid.Parse(e.Commit.CID)
355 if err != nil {
356 l.Error("invalid cid", "err", err, "cid", e.Commit.CID)
357 return fmt.Errorf("invalid cid: %w", err)
358 }
359
360 var evidences []syntax.ATURI
361 for _, raw := range record.Evidences {
362 uri, parseErr := syntax.ParseATURI(raw)
363 if parseErr != nil {
364 l.Warn("invalid evidence AT-URI, skipping", "uri", raw, "err", parseErr)
365 continue
366 }
367 evidences = append(evidences, uri)
368 }
369
370 tx, txErr := i.Db.Begin()
371 if txErr != nil {
372 return fmt.Errorf("failed to start transaction: %w", txErr)
373 }
374
375 addErr := db.AddVouch(tx, &models.Vouch{
376 Did: syntax.DID(did),
377 SubjectDid: subjectId.DID,
378 Cid: recordCid,
379 Kind: kind,
380 Reason: record.Reason,
381 Evidences: evidences,
382 })
383 if addErr != nil {
384 tx.Rollback()
385 err = addErr
386 } else {
387 err = tx.Commit()
388 }
389
390 case jmodels.CommitOperationDelete:
391 err = db.DeleteVouchByRkey(i.Db, did, e.Commit.RKey)
392 }
393
394 if err != nil {
395 return fmt.Errorf("failed to %s vouch record: %w", e.Commit.Operation, err)
396 }
397
398 l.Info("ingested record")
399 return nil
400}
401
402func (i *Ingester) ingestPublicKey(e *jmodels.Event, l *slog.Logger) error {
403 did := e.Did
404 var err error
405
406 l = l.With("handler", "ingestPublicKey")
407
408 switch e.Commit.Operation {
409 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
410 l.Debug("processing add of pubkey")
411 raw := json.RawMessage(e.Commit.Record)
412 record := tangled.PublicKey{}
413 err = json.Unmarshal(raw, &record)
414 if err != nil {
415 l.Error("invalid record", "err", err)
416 return err
417 }
418 pubKey, err := models.PublicKeyFromRecord(syntax.DID(did), syntax.RecordKey(e.Commit.RKey), record)
419 if err != nil {
420 l.Error("invalid record", "err", err)
421 return err
422 }
423 if err := pubKey.Validate(); err != nil {
424 l.Error("invalid record", "err", err)
425 return err
426 }
427
428 err = db.UpsertPublicKey(i.Db, pubKey)
429 case jmodels.CommitOperationDelete:
430 l.Debug("processing delete of pubkey")
431 err = db.DeletePublicKeyByRkey(i.Db, did, e.Commit.RKey)
432 }
433
434 if err != nil {
435 return fmt.Errorf("failed to %s pubkey record: %w", e.Commit.Operation, err)
436 }
437 l.Info("processed pubkey", "operation", e.Commit.Operation, "rkey", e.Commit.RKey)
438
439 l.Info("ingested record")
440 return nil
441}
442
443func (i *Ingester) ingestArtifact(ctx context.Context, e *jmodels.Event, l *slog.Logger) error {
444 did := e.Did
445 var err error
446
447 l = l.With("handler", "ingestArtifact")
448
449 switch e.Commit.Operation {
450 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
451 raw := json.RawMessage(e.Commit.Record)
452 record := tangled.RepoArtifact{}
453 err = json.Unmarshal(raw, &record)
454 if err != nil {
455 l.Error("invalid record", "err", err)
456 return err
457 }
458
459 var repo *models.Repo
460 if record.RepoDid != nil && *record.RepoDid != "" {
461 repo, err = db.GetRepoByDid(i.Db, *record.RepoDid)
462 if err != nil && !errors.Is(err, sql.ErrNoRows) {
463 return fmt.Errorf("failed to look up repo by DID %s: %w", *record.RepoDid, err)
464 }
465 }
466 if repo == nil && record.Repo != nil {
467 repoAt, parseErr := syntax.ParseATURI(*record.Repo)
468 if parseErr != nil {
469 return parseErr
470 }
471 repo, err = db.GetRepoByAtUri(i.Db, repoAt.String())
472 if err != nil {
473 return err
474 }
475 }
476 if repo == nil {
477 return fmt.Errorf("artifact record has neither valid repoDid nor repo field")
478 }
479
480 allowed, permErr := i.Acl.HasRepoPermissionErr(ctx, repo, did, "repo:push")
481 if permErr != nil {
482 l.Warn("ingesting artifact without permission check", "did", did, "repo", repo.RepoIdentifier(), "err", permErr)
483 } else if !allowed {
484 l.Info("skipping unauthorized artifact", "did", did, "repo", repo.RepoIdentifier())
485 return nil
486 }
487
488 repoDid := repo.RepoDid
489 if repoDid == "" && record.RepoDid != nil {
490 repoDid = *record.RepoDid
491 }
492 if repoDid != "" && (record.RepoDid == nil || *record.RepoDid == "") && record.Repo != nil {
493 if enqErr := db.EnqueuePdsRecordMigration(ctx, i.Db, "add-repo-did", syntax.DID(did), syntax.NSID(tangled.RepoArtifactNSID), syntax.RecordKey(e.Commit.RKey)); enqErr != nil {
494 l.Warn("failed to enqueue PDS rewrite for artifact", "err", enqErr, "did", did, "repoDid", repoDid)
495 }
496 }
497
498 createdAt, parseErr := time.Parse(time.RFC3339, record.CreatedAt)
499 if parseErr != nil {
500 createdAt = time.Now()
501 }
502
503 artifact := models.Artifact{
504 Did: did,
505 Rkey: e.Commit.RKey,
506 RepoDid: syntax.DID(repo.RepoDid),
507 Tag: plumbing.Hash(record.Tag),
508 CreatedAt: createdAt,
509 BlobCid: cid.Cid(record.Artifact.Ref),
510 Name: record.Name,
511 Size: uint64(record.Artifact.Size),
512 MimeType: record.Artifact.MimeType,
513 }
514
515 err = db.AddArtifact(i.Db, artifact)
516 case jmodels.CommitOperationDelete:
517 err = db.DeleteArtifact(i.Db, orm.FilterEq("did", did), orm.FilterEq("rkey", e.Commit.RKey))
518 }
519
520 if err != nil {
521 return fmt.Errorf("failed to %s artifact record: %w", e.Commit.Operation, err)
522 }
523
524 l.Info("ingested record")
525 return nil
526}
527
528func (i *Ingester) ingestProfile(ctx context.Context, e *jmodels.Event, l *slog.Logger) error {
529 did := e.Did
530 var err error
531
532 l = l.With("handler", "ingestProfile")
533
534 if e.Commit.RKey != "self" {
535 return fmt.Errorf("ingestProfile only ingests `self` record")
536 }
537
538 switch e.Commit.Operation {
539 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
540 raw := json.RawMessage(e.Commit.Record)
541 record := tangled.ActorProfile{}
542 err = json.Unmarshal(raw, &record)
543 if err != nil {
544 l.Error("invalid record", "err", err)
545 return err
546 }
547
548 avatar := ""
549 if record.Avatar != nil {
550 avatar = record.Avatar.Ref.String()
551 }
552
553 description := ""
554 if record.Description != nil {
555 description = *record.Description
556 }
557
558 includeBluesky := record.Bluesky
559
560 pronouns := ""
561 if record.Pronouns != nil {
562 pronouns = *record.Pronouns
563 }
564
565 location := ""
566 if record.Location != nil {
567 location = *record.Location
568 }
569
570 var links [5]string
571 for i, l := range record.Links {
572 if i < 5 {
573 links[i] = l
574 }
575 }
576
577 var stats [2]models.VanityStat
578 for i, s := range record.Stats {
579 if i < 2 {
580 stats[i].Kind = models.ParseVanityStatKind(s)
581 }
582 }
583
584 var pinned [6]string
585 for i, r := range record.PinnedRepositories {
586 if i < 6 {
587 pinned[i] = r
588 }
589 }
590
591 var preferredHandle syntax.Handle
592 if record.PreferredHandle != nil {
593 if h, err := syntax.ParseHandle(*record.PreferredHandle); err == nil {
594 ident, identErr := i.IdResolver.ResolveIdent(ctx, did)
595 if identErr == nil && slices.Contains(ident.AlsoKnownAs, "at://"+string(h)) {
596 preferredHandle = h
597 }
598 }
599 }
600
601 profile := models.Profile{
602 Did: did,
603 Avatar: avatar,
604 Description: description,
605 IncludeBluesky: includeBluesky,
606 Location: location,
607 Links: links,
608 Stats: stats,
609 PinnedRepos: pinned,
610 Pronouns: pronouns,
611 PreferredHandle: preferredHandle,
612 }
613
614 err = db.ValidateProfile(i.Db, &profile)
615 if err != nil {
616 return fmt.Errorf("invalid profile record: %w", err)
617 }
618
619 err = db.UpsertProfile(i.Db, &profile)
620 if err != nil {
621 return fmt.Errorf("upserting profile: %w", err)
622 }
623
624 if i.Cache != nil {
625 pipe := i.Cache.Pipeline()
626 didKey := fmt.Sprintf(cache.PreferredHandleByDid, did)
627 if preferredHandle != "" {
628 pipe.Set(ctx, didKey, string(preferredHandle), cache.PreferredHandleTTL)
629 pipe.Set(ctx, fmt.Sprintf(cache.PreferredHandleByHandle, string(preferredHandle)), did, cache.PreferredHandleTTL)
630 } else {
631 pipe.Del(ctx, didKey)
632 }
633 if _, execErr := pipe.Exec(ctx); execErr != nil {
634 l.Warn("failed to update preferred handle cache", "err", execErr)
635 }
636 }
637 case jmodels.CommitOperationDelete:
638 tx, beginErr := i.Db.Begin()
639 if beginErr != nil {
640 return fmt.Errorf("failed to start transaction: %w", beginErr)
641 }
642
643 priorHandle, phErr := db.GetPreferredHandle(tx, did)
644 if phErr != nil && !errors.Is(phErr, sql.ErrNoRows) {
645 l.Warn("failed to read prior preferred handle", "err", phErr)
646 }
647
648 err = db.DeleteProfile(tx, did)
649 if err == nil && i.Cache != nil {
650 pipe := i.Cache.Pipeline()
651 pipe.Del(ctx, fmt.Sprintf(cache.PreferredHandleByDid, did))
652 if priorHandle != "" {
653 pipe.Del(ctx, fmt.Sprintf(cache.PreferredHandleByHandle, string(priorHandle)))
654 }
655 if _, execErr := pipe.Exec(ctx); execErr != nil {
656 l.Warn("failed to evict preferred handle cache", "err", execErr)
657 }
658 }
659 }
660
661 if err != nil {
662 return fmt.Errorf("failed to %s profile record: %w", e.Commit.Operation, err)
663 }
664
665 l.Info("ingested record")
666 return nil
667}
668
669func (i *Ingester) ingestSpindleMember(ctx context.Context, e *jmodels.Event, l *slog.Logger) error {
670 did := e.Did
671 var err error
672
673 l = l.With("handler", "ingestSpindleMember")
674
675 switch e.Commit.Operation {
676 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
677 raw := json.RawMessage(e.Commit.Record)
678 record := tangled.SpindleMember{}
679 err = json.Unmarshal(raw, &record)
680 if err != nil {
681 l.Error("invalid record", "err", err)
682 return err
683 }
684
685 // only spindle owner can invite to spindles
686 ok, err := i.Enforcer.IsSpindleInviteAllowed(did, record.Instance)
687 if err != nil {
688 return fmt.Errorf("failed to check invite permission: %w", err)
689 }
690 if !ok {
691 if verifyErr := i.verifySpindle(ctx, record.Instance, did); verifyErr != nil {
692 return fmt.Errorf("invite denied and verify failed: %w", verifyErr)
693 }
694 ok, err = i.Enforcer.IsSpindleInviteAllowed(did, record.Instance)
695 if err != nil {
696 return fmt.Errorf("failed to re-check invite permission: %w", err)
697 }
698 if !ok {
699 return fmt.Errorf("invite denied for did %s on spindle %s", did, record.Instance)
700 }
701 }
702
703 memberId, err := i.IdResolver.ResolveIdent(ctx, record.Subject)
704 if err != nil {
705 return err
706 }
707
708 if memberId.Handle.IsInvalidHandle() {
709 return fmt.Errorf("invalid handle for member %s", record.Subject)
710 }
711
712 existing, err := db.GetSpindleMembers(i.Db,
713 orm.FilterEq("did", did),
714 orm.FilterEq("rkey", e.Commit.RKey),
715 )
716 if err != nil {
717 return fmt.Errorf("failed to look up existing member: %w", err)
718 }
719 if len(existing) > 1 {
720 return fmt.Errorf("multiple spindle members with rkey %s", e.Commit.RKey)
721 }
722
723 tx, err := i.Db.Begin()
724 if err != nil {
725 return fmt.Errorf("failed to start txn: %w", err)
726 }
727 committed := false
728 defer func() {
729 if committed {
730 return
731 }
732 tx.Rollback()
733 i.Enforcer.E.LoadPolicy()
734 }()
735
736 if len(existing) == 1 {
737 prev := existing[0]
738 if prev.Instance != record.Instance || prev.Subject != memberId.DID {
739 if err = db.RemoveSpindleMember(tx,
740 orm.FilterEq("did", did),
741 orm.FilterEq("rkey", e.Commit.RKey),
742 ); err != nil {
743 return fmt.Errorf("failed to remove stale row: %w", err)
744 }
745 if err = i.Enforcer.RemoveSpindleMember(prev.Instance, prev.Subject.String()); err != nil {
746 return fmt.Errorf("failed to remove stale ACL: %w", err)
747 }
748 }
749 }
750
751 if err = db.AddSpindleMember(tx, models.SpindleMember{
752 Did: syntax.DID(did),
753 Rkey: e.Commit.RKey,
754 Instance: record.Instance,
755 Subject: memberId.DID,
756 }); err != nil {
757 return fmt.Errorf("failed to add to db: %w", err)
758 }
759
760 if err = i.Enforcer.AddSpindleMember(record.Instance, memberId.DID.String()); err != nil {
761 return fmt.Errorf("failed to update ACLs: %w", err)
762 }
763
764 if err = tx.Commit(); err != nil {
765 return fmt.Errorf("failed to commit txn: %w", err)
766 }
767
768 if err = i.Enforcer.E.SavePolicy(); err != nil {
769 return fmt.Errorf("failed to save ACLs: %w", err)
770 }
771 committed = true
772
773 l.Info("upserted spindle member")
774 case jmodels.CommitOperationDelete:
775 rkey := e.Commit.RKey
776
777 // get record from db first
778 members, err := db.GetSpindleMembers(
779 i.Db,
780 orm.FilterEq("did", did),
781 orm.FilterEq("rkey", rkey),
782 )
783 if err != nil || len(members) != 1 {
784 return fmt.Errorf("failed to get member: %w, len(members) = %d", err, len(members))
785 }
786 member := members[0]
787
788 tx, err := i.Db.Begin()
789 if err != nil {
790 return fmt.Errorf("failed to start txn: %w", err)
791 }
792 committed := false
793 defer func() {
794 if committed {
795 return
796 }
797 tx.Rollback()
798 i.Enforcer.E.LoadPolicy()
799 }()
800
801 // remove record by rkey && update enforcer
802 if err = db.RemoveSpindleMember(
803 tx,
804 orm.FilterEq("did", did),
805 orm.FilterEq("rkey", rkey),
806 ); err != nil {
807 return fmt.Errorf("failed to remove from db: %w", err)
808 }
809
810 // update enforcer
811 err = i.Enforcer.RemoveSpindleMember(member.Instance, member.Subject.String())
812 if err != nil {
813 return fmt.Errorf("failed to update ACLs: %w", err)
814 }
815
816 if err = tx.Commit(); err != nil {
817 return fmt.Errorf("failed to commit txn: %w", err)
818 }
819
820 if err = i.Enforcer.E.SavePolicy(); err != nil {
821 return fmt.Errorf("failed to save ACLs: %w", err)
822 }
823 committed = true
824
825 l.Info("removed spindle member")
826 }
827
828 return nil
829}
830
831func (i *Ingester) ingestSpindle(ctx context.Context, e *jmodels.Event, l *slog.Logger) error {
832 did := e.Did
833 var err error
834
835 l = l.With("handler", "ingestSpindle")
836
837 switch e.Commit.Operation {
838 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
839 raw := json.RawMessage(e.Commit.Record)
840 record := tangled.Spindle{}
841 err = json.Unmarshal(raw, &record)
842 if err != nil {
843 l.Error("invalid record", "err", err)
844 return err
845 }
846
847 instance := e.Commit.RKey
848
849 err := db.AddSpindle(i.Db, models.Spindle{
850 Owner: syntax.DID(did),
851 Instance: instance,
852 })
853 if err != nil {
854 l.Error("failed to add spindle to db", "err", err, "instance", instance)
855 return err
856 }
857
858 if err := i.verifySpindle(ctx, instance, did); err != nil {
859 l.Warn("failed to verify spindle", "instance", instance, "did", did, "err", err)
860 }
861
862 l.Info("ingested record", "instance", instance)
863 return nil
864
865 case jmodels.CommitOperationDelete:
866 instance := e.Commit.RKey
867
868 // get record from db first
869 spindles, err := db.GetSpindles(
870 ctx,
871 i.Db,
872 orm.FilterEq("owner", did),
873 orm.FilterEq("instance", instance),
874 )
875 if err != nil || len(spindles) != 1 {
876 return fmt.Errorf("failed to get spindles: %w, len(spindles) = %d", err, len(spindles))
877 }
878 spindle := spindles[0]
879
880 tx, err := i.Db.Begin()
881 if err != nil {
882 return fmt.Errorf("failed to start txn: %w", err)
883 }
884 defer func() {
885 tx.Rollback()
886 i.Enforcer.E.LoadPolicy()
887 }()
888
889 // remove spindle members first
890 err = db.RemoveSpindleMember(
891 tx,
892 orm.FilterEq("owner", did),
893 orm.FilterEq("instance", instance),
894 )
895 if err != nil {
896 return fmt.Errorf("failed to remove spindle members: %w", err)
897 }
898
899 err = db.DeleteSpindle(
900 tx,
901 orm.FilterEq("owner", did),
902 orm.FilterEq("instance", instance),
903 )
904 if err != nil {
905 return fmt.Errorf("failed to delete spindle: %w", err)
906 }
907
908 if spindle.Verified != nil {
909 err = i.Enforcer.RemoveSpindle(instance)
910 if err != nil {
911 return fmt.Errorf("failed to remove spindle from enforcer: %w", err)
912 }
913 }
914
915 err = tx.Commit()
916 if err != nil {
917 return fmt.Errorf("failed to commit txn: %w", err)
918 }
919
920 err = i.Enforcer.E.SavePolicy()
921 if err != nil {
922 return fmt.Errorf("failed to save ACLs: %w", err)
923 }
924
925 l.Info("ingested record", "instance", instance)
926 }
927
928 return nil
929}
930
931func (i *Ingester) ingestString(e *jmodels.Event, l *slog.Logger) error {
932 did := e.Did
933 rkey := e.Commit.RKey
934
935 var err error
936
937 l = l.With("handler", "ingestString")
938
939 switch e.Commit.Operation {
940 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
941 raw := json.RawMessage(e.Commit.Record)
942 record := tangled.String{}
943 err = json.Unmarshal(raw, &record)
944 if err != nil {
945 l.Error("invalid record", "err", err)
946 return err
947 }
948
949 string := models.StringFromRecord(did, rkey, record)
950
951 if err = string.Validate(); err != nil {
952 l.Error("invalid record", "err", err)
953 return err
954 }
955
956 if err = db.AddString(i.Db, string); err != nil {
957 l.Error("failed to add string", "err", err)
958 return err
959 }
960
961 l.Info("ingested record")
962 return nil
963
964 case jmodels.CommitOperationDelete:
965 if err := db.DeleteString(
966 i.Db,
967 orm.FilterEq("did", did),
968 orm.FilterEq("rkey", rkey),
969 ); err != nil {
970 l.Error("failed to delete", "err", err)
971 return fmt.Errorf("failed to delete string record: %w", err)
972 }
973
974 l.Info("ingested record")
975 return nil
976 }
977
978 return nil
979}
980
981func (i *Ingester) ingestKnotMember(ctx context.Context, e *jmodels.Event, l *slog.Logger) error {
982 did := e.Did
983 var err error
984
985 l = l.With("handler", "ingestKnotMember")
986
987 switch e.Commit.Operation {
988 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
989 raw := json.RawMessage(e.Commit.Record)
990 record := tangled.KnotMember{}
991 err = json.Unmarshal(raw, &record)
992 if err != nil {
993 l.Error("invalid record", "err", err)
994 return err
995 }
996
997 // only knot owner can invite to knots
998 ok, err := i.Enforcer.IsKnotInviteAllowed(did, record.Domain)
999 if err != nil {
1000 return fmt.Errorf("failed to check invite permission: %w", err)
1001 }
1002 if !ok {
1003 if verifyErr := i.verifyKnot(ctx, record.Domain, did); verifyErr != nil {
1004 return fmt.Errorf("invite denied and verify failed: %w", verifyErr)
1005 }
1006 ok, err = i.Enforcer.IsKnotInviteAllowed(did, record.Domain)
1007 if err != nil {
1008 return fmt.Errorf("failed to re-check invite permission: %w", err)
1009 }
1010 if !ok {
1011 return fmt.Errorf("invite denied for did %s on knot %s", did, record.Domain)
1012 }
1013 }
1014
1015 memberId, err := i.IdResolver.ResolveIdent(ctx, record.Subject)
1016 if err != nil {
1017 return err
1018 }
1019
1020 if memberId.Handle.IsInvalidHandle() {
1021 return fmt.Errorf("invalid handle for member %s", record.Subject)
1022 }
1023
1024 existing, err := db.GetKnotMembers(i.Db,
1025 orm.FilterEq("did", did),
1026 orm.FilterEq("rkey", e.Commit.RKey),
1027 )
1028 if err != nil {
1029 return fmt.Errorf("failed to look up existing member: %w", err)
1030 }
1031 if len(existing) > 1 {
1032 return fmt.Errorf("multiple knot members with rkey %s", e.Commit.RKey)
1033 }
1034
1035 tx, err := i.Db.Begin()
1036 if err != nil {
1037 return fmt.Errorf("failed to start txn: %w", err)
1038 }
1039 committed := false
1040 defer func() {
1041 if committed {
1042 return
1043 }
1044 tx.Rollback()
1045 i.Enforcer.E.LoadPolicy()
1046 }()
1047
1048 if len(existing) == 1 {
1049 prev := existing[0]
1050 if prev.Domain != record.Domain || prev.Subject != memberId.DID {
1051 if err = db.RemoveKnotMember(tx,
1052 orm.FilterEq("did", did),
1053 orm.FilterEq("rkey", e.Commit.RKey),
1054 ); err != nil {
1055 return fmt.Errorf("failed to remove stale row: %w", err)
1056 }
1057 if err = i.Enforcer.RemoveKnotMember(prev.Domain, prev.Subject.String()); err != nil {
1058 return fmt.Errorf("failed to remove stale ACL: %w", err)
1059 }
1060 }
1061 }
1062
1063 if err = db.AddKnotMember(tx, models.KnotMember{
1064 Did: syntax.DID(did),
1065 Rkey: e.Commit.RKey,
1066 Domain: record.Domain,
1067 Subject: memberId.DID,
1068 }); err != nil {
1069 return fmt.Errorf("failed to add to db: %w", err)
1070 }
1071
1072 if err = i.Enforcer.AddKnotMember(record.Domain, memberId.DID.String()); err != nil {
1073 return fmt.Errorf("failed to update ACLs: %w", err)
1074 }
1075
1076 if err = tx.Commit(); err != nil {
1077 return fmt.Errorf("failed to commit txn: %w", err)
1078 }
1079
1080 if err = i.Enforcer.E.SavePolicy(); err != nil {
1081 return fmt.Errorf("failed to save ACLs: %w", err)
1082 }
1083 committed = true
1084
1085 l.Info("upserted knot member")
1086 case jmodels.CommitOperationDelete:
1087 rkey := e.Commit.RKey
1088
1089 members, err := db.GetKnotMembers(
1090 i.Db,
1091 orm.FilterEq("did", did),
1092 orm.FilterEq("rkey", rkey),
1093 )
1094 if err != nil {
1095 return fmt.Errorf("failed to look up knot member with rkey %s: %w", rkey, err)
1096 }
1097 if len(members) == 0 {
1098 l.Info("knot member already removed", "rkey", rkey)
1099 return nil
1100 }
1101 if len(members) > 1 {
1102 return fmt.Errorf("multiple knot members with rkey %s", rkey)
1103 }
1104 member := members[0]
1105
1106 tx, err := i.Db.Begin()
1107 if err != nil {
1108 return fmt.Errorf("failed to start txn: %w", err)
1109 }
1110 committed := false
1111 defer func() {
1112 if committed {
1113 return
1114 }
1115 tx.Rollback()
1116 i.Enforcer.E.LoadPolicy()
1117 }()
1118
1119 if err = db.RemoveKnotMember(
1120 tx,
1121 orm.FilterEq("did", did),
1122 orm.FilterEq("rkey", rkey),
1123 ); err != nil {
1124 return fmt.Errorf("failed to remove from db: %w", err)
1125 }
1126
1127 if err = i.Enforcer.RemoveKnotMember(member.Domain, member.Subject.String()); err != nil {
1128 return fmt.Errorf("failed to update ACLs: %w", err)
1129 }
1130
1131 if err = tx.Commit(); err != nil {
1132 return fmt.Errorf("failed to commit txn: %w", err)
1133 }
1134
1135 if err = i.Enforcer.E.SavePolicy(); err != nil {
1136 return fmt.Errorf("failed to save ACLs: %w", err)
1137 }
1138 committed = true
1139
1140 l.Info("removed knot member")
1141 }
1142
1143 return nil
1144}
1145
1146func (i *Ingester) ingestKnot(ctx context.Context, e *jmodels.Event, l *slog.Logger) error {
1147 did := e.Did
1148 var err error
1149
1150 l = l.With("handler", "ingestKnot")
1151
1152 switch e.Commit.Operation {
1153 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
1154 raw := json.RawMessage(e.Commit.Record)
1155 record := tangled.Knot{}
1156 err = json.Unmarshal(raw, &record)
1157 if err != nil {
1158 l.Error("invalid record", "err", err)
1159 return err
1160 }
1161
1162 domain := e.Commit.RKey
1163
1164 err := db.AddKnot(i.Db, domain, did)
1165 if err != nil {
1166 l.Error("failed to add knot to db", "err", err, "domain", domain)
1167 return err
1168 }
1169
1170 if err := i.verifyKnot(ctx, domain, did); err != nil {
1171 l.Warn("failed to verify knot", "domain", domain, "did", did, "err", err)
1172 }
1173
1174 l.Info("ingested record", "domain", domain)
1175 return nil
1176
1177 case jmodels.CommitOperationDelete:
1178 domain := e.Commit.RKey
1179
1180 // get record from db first
1181 registrations, err := db.GetRegistrations(
1182 i.Db,
1183 orm.FilterEq("domain", domain),
1184 orm.FilterEq("did", did),
1185 )
1186 if err != nil {
1187 return fmt.Errorf("failed to get registration: %w", err)
1188 }
1189 if len(registrations) != 1 {
1190 return fmt.Errorf("got incorrect number of registrations: %d, expected 1", len(registrations))
1191 }
1192 registration := registrations[0]
1193
1194 tx, err := i.Db.Begin()
1195 if err != nil {
1196 return fmt.Errorf("failed to start txn: %w", err)
1197 }
1198 defer func() {
1199 tx.Rollback()
1200 i.Enforcer.E.LoadPolicy()
1201 }()
1202
1203 err = db.RemoveKnotMember(
1204 tx,
1205 orm.FilterEq("did", did),
1206 orm.FilterEq("domain", domain),
1207 )
1208 if err != nil {
1209 return fmt.Errorf("failed to remove knot members: %w", err)
1210 }
1211
1212 err = db.DeleteKnot(
1213 tx,
1214 orm.FilterEq("did", did),
1215 orm.FilterEq("domain", domain),
1216 )
1217 if err != nil {
1218 return fmt.Errorf("failed to delete knot: %w", err)
1219 }
1220
1221 l.Error("attempt to delete repos by knot", "knot", domain)
1222 // err = db.RemoveReposByKnot(tx, domain)
1223 // if err != nil {
1224 // return fmt.Errorf("failed to remove repos by knot: %w", err)
1225 // }
1226
1227 if registration.Registered != nil {
1228 err = i.Enforcer.RemoveKnot(domain)
1229 if err != nil {
1230 return fmt.Errorf("failed to remove knot from enforcer: %w", err)
1231 }
1232 }
1233
1234 err = tx.Commit()
1235 if err != nil {
1236 return fmt.Errorf("failed to commit txn: %w", err)
1237 }
1238
1239 err = i.Enforcer.E.SavePolicy()
1240 if err != nil {
1241 return fmt.Errorf("failed to save ACLs: %w", err)
1242 }
1243
1244 l.Info("ingested record", "domain", domain)
1245 }
1246
1247 return nil
1248}
1249
1250const (
1251 verifyAttempts = 4
1252 verifyMinDelay = 1 * time.Second
1253 verifyMaxDelay = 5 * time.Second
1254)
1255
1256func (i *Ingester) verifyKnot(ctx context.Context, domain, did string) error {
1257 regs, err := db.GetRegistrations(i.Db,
1258 orm.FilterEq("domain", domain),
1259 orm.FilterEq("did", did),
1260 )
1261 if err != nil {
1262 return fmt.Errorf("look up registration: %w", err)
1263 }
1264 if len(regs) != 1 {
1265 return fmt.Errorf("no registration for %s by %s", domain, did)
1266 }
1267 if regs[0].Registered != nil {
1268 return nil
1269 }
1270
1271 err = retry.Do(
1272 func() error { return serververify.RunVerification(ctx, domain, did, i.Config.Core.Dev) },
1273 retry.Context(ctx),
1274 retry.Attempts(verifyAttempts),
1275 retry.Delay(verifyMinDelay),
1276 retry.MaxDelay(verifyMaxDelay),
1277 retry.DelayType(retry.BackOffDelay),
1278 retry.LastErrorOnly(true),
1279 )
1280 if err != nil {
1281 return fmt.Errorf("verify: %w", err)
1282 }
1283 return serververify.MarkKnotVerified(i.Db, i.Enforcer, domain, did)
1284}
1285
1286func (i *Ingester) verifySpindle(ctx context.Context, instance, did string) error {
1287 spindles, err := db.GetSpindles(ctx, i.Db,
1288 orm.FilterEq("instance", instance),
1289 orm.FilterEq("owner", did),
1290 )
1291 if err != nil {
1292 return fmt.Errorf("look up spindle: %w", err)
1293 }
1294 if len(spindles) != 1 {
1295 return fmt.Errorf("no spindle for %s by %s", instance, did)
1296 }
1297 if spindles[0].Verified != nil {
1298 return nil
1299 }
1300
1301 err = retry.Do(
1302 func() error { return serververify.RunVerification(ctx, instance, did, i.Config.Core.Dev) },
1303 retry.Context(ctx),
1304 retry.Attempts(verifyAttempts),
1305 retry.Delay(verifyMinDelay),
1306 retry.MaxDelay(verifyMaxDelay),
1307 retry.DelayType(retry.BackOffDelay),
1308 retry.LastErrorOnly(true),
1309 )
1310 if err != nil {
1311 return fmt.Errorf("verify: %w", err)
1312 }
1313 _, err = serververify.MarkSpindleVerified(i.Db, i.Enforcer, instance, did)
1314 return err
1315}
1316
1317const sweepConcurrency = 4
1318
1319func (i *Ingester) SweepPendingVerifications() {
1320 l := i.Logger.With("handler", "SweepPendingVerifications")
1321
1322 var g errgroup.Group
1323 g.SetLimit(sweepConcurrency)
1324
1325 regs, err := db.GetRegistrations(i.Db, orm.FilterIs("registered", nil))
1326 if err != nil {
1327 l.Error("failed to list unverified knots", "err", err)
1328 } else {
1329 for _, reg := range regs {
1330 g.Go(func() error {
1331 if err := i.verifyKnot(i.Ctx, reg.Domain, reg.ByDid); err != nil {
1332 l.Warn("verify knot failed", "domain", reg.Domain, "did", reg.ByDid, "err", err)
1333 }
1334 return nil
1335 })
1336 }
1337 }
1338
1339 spindles, err := db.GetSpindles(i.Ctx, i.Db, orm.FilterIs("verified", nil))
1340 if err != nil {
1341 l.Error("failed to list unverified spindles", "err", err)
1342 g.Wait()
1343 return
1344 }
1345 for _, s := range spindles {
1346 g.Go(func() error {
1347 if err := i.verifySpindle(i.Ctx, s.Instance, s.Owner.String()); err != nil {
1348 l.Warn("verify spindle failed", "instance", s.Instance, "owner", s.Owner, "err", err)
1349 }
1350 return nil
1351 })
1352 }
1353 g.Wait()
1354}
1355
1356func (i *Ingester) ingestIssue(ctx context.Context, e *jmodels.Event, l *slog.Logger) error {
1357 did := e.Did
1358 rkey := e.Commit.RKey
1359
1360 var err error
1361
1362 l = l.With("handler", "ingestIssue")
1363
1364 switch e.Commit.Operation {
1365 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
1366 raw := json.RawMessage(e.Commit.Record)
1367 record := tangled.RepoIssue{}
1368 err = json.Unmarshal(raw, &record)
1369 if err != nil {
1370 l.Error("invalid record", "err", err)
1371 return err
1372 }
1373
1374 issue := models.IssueFromRecord(did, rkey, record)
1375
1376 if issue.RepoDid == "" {
1377 return fmt.Errorf("issue record has no repo field")
1378 }
1379 if _, err := syntax.ParseDID(string(issue.RepoDid)); err != nil {
1380 return fmt.Errorf("issue record repo field is not a valid DID: %w", err)
1381 }
1382
1383 if err := issue.Validate(); err != nil {
1384 return fmt.Errorf("failed to validate issue: %w", err)
1385 }
1386
1387 if record.Repo != "" && !strings.HasPrefix(record.Repo, "did:") {
1388 repo, repoErr := db.GetRepoByAtUri(i.Db, record.Repo)
1389 if repoErr == nil && repo.RepoDid != "" {
1390 if enqErr := db.EnqueuePdsRecordMigration(ctx, i.Db, "add-repo-did", syntax.DID(did), syntax.NSID(tangled.RepoIssueNSID), syntax.RecordKey(e.Commit.RKey)); enqErr != nil {
1391 l.Warn("failed to enqueue PDS rewrite for issue", "err", enqErr, "did", did, "repoDid", repo.RepoDid)
1392 }
1393 }
1394 }
1395
1396 tx, err := i.Db.BeginTx(ctx, nil)
1397 if err != nil {
1398 l.Error("failed to begin transaction", "err", err)
1399 return err
1400 }
1401 defer tx.Rollback()
1402
1403 err = db.PutIssue(tx, &issue)
1404 if err != nil {
1405 l.Error("failed to create issue", "err", err)
1406 return err
1407 }
1408
1409 if err := db.ResolveIssueState(tx, issue.AtUri()); err != nil {
1410 l.Error("failed to resolve issue state", "err", err)
1411 return err
1412 }
1413
1414 err = tx.Commit()
1415 if err != nil {
1416 l.Error("failed to commit txn", "err", err)
1417 return err
1418 }
1419
1420 i.drainPendingState(ctx, issue.AtUri(), l)
1421
1422 l.Info("ingested record")
1423 return nil
1424
1425 case jmodels.CommitOperationDelete:
1426 tx, err := i.Db.BeginTx(ctx, nil)
1427 if err != nil {
1428 l.Error("failed to begin transaction", "err", err)
1429 return err
1430 }
1431 defer tx.Rollback()
1432
1433 if err := db.DeleteIssues(
1434 tx,
1435 did,
1436 rkey,
1437 ); err != nil {
1438 l.Error("failed to delete", "err", err)
1439 return fmt.Errorf("failed to delete issue record: %w", err)
1440 }
1441 if err := tx.Commit(); err != nil {
1442 l.Error("failed to commit txn", "err", err)
1443 return err
1444 }
1445
1446 l.Info("ingested record")
1447 return nil
1448 }
1449
1450 return nil
1451}
1452
1453func (i *Ingester) ingestPull(ctx context.Context, e *jmodels.Event, l *slog.Logger) error {
1454 did := e.Did
1455 rkey := e.Commit.RKey
1456
1457 var err error
1458
1459 l = l.With("handler", "ingestPull")
1460
1461 switch e.Commit.Operation {
1462 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
1463 raw := json.RawMessage(e.Commit.Record)
1464 record := tangled.RepoPull{}
1465 err = json.Unmarshal(raw, &record)
1466 if err != nil {
1467 l.Error("invalid record", "err", err)
1468 return err
1469 }
1470
1471 ownerId, err := i.IdResolver.ResolveIdent(ctx, did)
1472 if err != nil {
1473 l.Error("failed to resolve did", "err", err)
1474 return err
1475 }
1476
1477 // go through and fetch all blobs in parallel
1478 blobs := make([]io.Reader, len(record.Rounds))
1479
1480 g, gctx := errgroup.WithContext(ctx)
1481
1482 for idx, b := range record.Rounds {
1483 g.Go(func() error {
1484 // for some reason, a blob is empty
1485 if b.PatchBlob == nil {
1486 return fmt.Errorf("missing patchBlob in round %d", idx)
1487 }
1488
1489 ownerPds := ownerId.PDSEndpoint()
1490 url, _ := url.Parse(fmt.Sprintf("%s/xrpc/com.atproto.sync.getBlob", ownerPds))
1491 q := url.Query()
1492 q.Set("cid", b.PatchBlob.Ref.String())
1493 q.Set("did", did)
1494 url.RawQuery = q.Encode()
1495
1496 req, err := http.NewRequestWithContext(gctx, http.MethodGet, url.String(), nil)
1497 if err != nil {
1498 l.Error("failed to create request")
1499 return err
1500 }
1501 req.Header.Set("Content-Type", "application/json")
1502
1503 resp, err := http.DefaultClient.Do(req)
1504 if err != nil {
1505 l.Error("failed to make request")
1506 return err
1507 }
1508 defer resp.Body.Close()
1509
1510 var buf bytes.Buffer
1511 if _, err := io.Copy(&buf, io.LimitReader(resp.Body, 16<<20)); err != nil {
1512 return fmt.Errorf("failed to read blob in round %d: %w", idx, err)
1513 }
1514 blobs[idx] = &buf
1515
1516 return nil
1517 })
1518 }
1519
1520 if err := g.Wait(); err != nil {
1521 return err
1522 }
1523
1524 pull, err := models.PullFromRecord(did, rkey, record, blobs)
1525 if err != nil {
1526 return fmt.Errorf("failed to parse pull from record: %w", err)
1527 }
1528 if err := pull.Validate(); err != nil {
1529 return fmt.Errorf("failed to validate pull: %w", err)
1530 }
1531 if pull.DependentOn != nil {
1532 if err := func() error {
1533 dependentPull, err := db.GetPull(
1534 i.Db,
1535 orm.FilterEq("dependent_on", pull.DependentOn.String()),
1536 )
1537 if errors.Is(err, sql.ErrNoRows) {
1538 return nil
1539 }
1540 if err != nil {
1541 return fmt.Errorf("failed to fetch pulls with same dependency: %w", err)
1542 }
1543 if dependentPull.AtUri() == pull.AtUri() {
1544 return nil
1545 }
1546 return fmt.Errorf("another pull already depends on %s, which would form a DAG, this is presently disallowed", pull.DependentOn.String())
1547 }(); err != nil {
1548 return fmt.Errorf("failed to validate pull stack: %w", err)
1549 }
1550 }
1551
1552 tx, err := i.Db.BeginTx(ctx, nil)
1553 if err != nil {
1554 l.Error("failed to begin transaction", "err", err)
1555 return err
1556 }
1557 defer tx.Rollback()
1558
1559 err = db.PutPull(tx, pull)
1560 if err != nil {
1561 l.Error("failed to create pull", "err", err)
1562 return err
1563 }
1564
1565 if err := db.ResolvePullStatus(tx, pull.AtUri()); err != nil {
1566 l.Error("failed to resolve pull status", "err", err)
1567 return err
1568 }
1569
1570 err = tx.Commit()
1571 if err != nil {
1572 l.Error("failed to commit txn", "err", err)
1573 return err
1574 }
1575
1576 i.drainPendingState(ctx, pull.AtUri(), l)
1577
1578 l.Info("ingested record")
1579 return nil
1580
1581 case jmodels.CommitOperationDelete:
1582 tx, err := i.Db.BeginTx(ctx, nil)
1583 if err != nil {
1584 l.Error("failed to begin transaction", "err", err)
1585 return err
1586 }
1587 defer tx.Rollback()
1588
1589 if err := db.AbandonPulls(
1590 tx,
1591 orm.FilterEq("owner_did", did),
1592 orm.FilterEq("rkey", rkey),
1593 ); err != nil {
1594 l.Error("failed to abandon", "err", err)
1595 return fmt.Errorf("failed to abandon pull record: %w", err)
1596 }
1597 if err := tx.Commit(); err != nil {
1598 l.Error("failed to commit txn", "err", err)
1599 return err
1600 }
1601
1602 l.Info("ingested record")
1603 return nil
1604 }
1605
1606 return nil
1607}
1608
1609func (i *Ingester) authorizeStateRecord(ctx context.Context, repo *models.Repo, subjectAuthorDid, recordAuthorDid string, l *slog.Logger) (bool, error) {
1610 if recordAuthorDid == subjectAuthorDid {
1611 return true, nil
1612 }
1613 if recordAuthorDid == consts.TangledDid {
1614 return true, nil
1615 }
1616
1617 ok, err := i.Acl.HasRepoPermissionErr(ctx, repo, recordAuthorDid, "repo:push")
1618 if err != nil {
1619 if errors.Is(err, knotacl.ErrKnotUnreachable) {
1620 l.Warn("ingesting state record without permission check", "did", recordAuthorDid, "err", err)
1621 return true, nil
1622 }
1623 return false, err
1624 }
1625 return ok, nil
1626}
1627
1628type stateIngestSpec struct {
1629 subjectNSID string
1630 parse func(did, rkey string, raw json.RawMessage) (models.StateRecord, error)
1631 findSubject func(e db.Execer, subject syntax.ATURI) (repo *models.Repo, authorDid string, found bool, err error)
1632 put func(tx *sql.Tx, rec models.StateRecord) (syntax.ATURI, error)
1633 resolve func(tx *sql.Tx, subject syntax.ATURI) error
1634 recompute func(tx *sql.Tx, subject syntax.ATURI) error
1635 del func(tx *sql.Tx, did, rkey string) (syntax.ATURI, error)
1636}
1637
1638var issueStateSpec = stateIngestSpec{
1639 subjectNSID: tangled.RepoIssueNSID,
1640 parse: func(did, rkey string, raw json.RawMessage) (models.StateRecord, error) {
1641 record := tangled.RepoIssueState{}
1642 if err := json.Unmarshal(raw, &record); err != nil {
1643 return models.StateRecord{}, fmt.Errorf("invalid record: %w", err)
1644 }
1645 return models.IssueStateFromRecord(did, rkey, record)
1646 },
1647 findSubject: func(e db.Execer, subject syntax.ATURI) (*models.Repo, string, bool, error) {
1648 issues, err := db.GetIssues(e, orm.FilterEq("at_uri", subject))
1649 if err != nil {
1650 return nil, "", false, err
1651 }
1652 if len(issues) != 1 || issues[0].Repo == nil {
1653 return nil, "", false, nil
1654 }
1655 return issues[0].Repo, issues[0].Did, true, nil
1656 },
1657 put: db.PutIssueState,
1658 resolve: db.ResolveIssueState,
1659 recompute: db.RecomputeIssueState,
1660 del: db.DeleteIssueState,
1661}
1662
1663var pullStatusSpec = stateIngestSpec{
1664 subjectNSID: tangled.RepoPullNSID,
1665 parse: func(did, rkey string, raw json.RawMessage) (models.StateRecord, error) {
1666 record := tangled.RepoPullStatus{}
1667 if err := json.Unmarshal(raw, &record); err != nil {
1668 return models.StateRecord{}, fmt.Errorf("invalid record: %w", err)
1669 }
1670 return models.PullStatusFromRecord(did, rkey, record)
1671 },
1672 findSubject: func(e db.Execer, subject syntax.ATURI) (*models.Repo, string, bool, error) {
1673 pulls, err := db.GetPulls(e, orm.FilterEq("at_uri", subject))
1674 if err != nil {
1675 return nil, "", false, err
1676 }
1677 if len(pulls) != 1 || pulls[0].Repo == nil {
1678 return nil, "", false, nil
1679 }
1680 return pulls[0].Repo, pulls[0].OwnerDid, true, nil
1681 },
1682 put: db.PutPullStatus,
1683 resolve: db.ResolvePullStatus,
1684 recompute: db.RecomputePullStatus,
1685 del: db.DeletePullStatus,
1686}
1687
1688func (i *Ingester) ingestState(ctx context.Context, e *jmodels.Event, l *slog.Logger, spec stateIngestSpec) error {
1689 did := e.Did
1690 rkey := e.Commit.RKey
1691 nsid := e.Commit.Collection
1692
1693 l = l.With("handler", "ingestState", "nsid", nsid)
1694
1695 switch e.Commit.Operation {
1696 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
1697 return i.applyStateRecord(ctx, did, rkey, nsid, e.Commit.Record, spec, l)
1698 case jmodels.CommitOperationDelete:
1699 return i.deleteStateRecord(ctx, did, rkey, nsid, spec, l)
1700 }
1701
1702 return nil
1703}
1704
1705func (i *Ingester) applyStateRecord(ctx context.Context, did, rkey, nsid string, raw []byte, spec stateIngestSpec, l *slog.Logger) error {
1706 rec, err := spec.parse(did, rkey, json.RawMessage(raw))
1707 if err != nil {
1708 return err
1709 }
1710 if string(rec.Subject.Collection()) != spec.subjectNSID {
1711 return fmt.Errorf("state subject is not %s: %s", spec.subjectNSID, rec.Subject)
1712 }
1713
1714 repo, authorDid, found, err := spec.findSubject(i.Db, rec.Subject)
1715 if err != nil {
1716 return fmt.Errorf("failed to look up state subject: %w", err)
1717 }
1718 if !found {
1719 return i.parkStateRecord(ctx, did, rkey, nsid, rec.Subject, raw, l)
1720 }
1721
1722 authorized, err := i.authorizeStateRecord(ctx, repo, authorDid, did, l)
1723 if err != nil {
1724 return i.parkStateRecord(ctx, did, rkey, nsid, rec.Subject, raw, l)
1725 }
1726
1727 tx, err := i.Db.BeginTx(ctx, nil)
1728 if err != nil {
1729 return err
1730 }
1731 defer tx.Rollback()
1732
1733 if err := db.UnparkStateRecord(tx, did, rkey, nsid); err != nil {
1734 return fmt.Errorf("failed to unpark state record: %w", err)
1735 }
1736
1737 if !authorized {
1738 if err := tx.Commit(); err != nil {
1739 return err
1740 }
1741 l.Warn("dropped unauthorized state record", "did", did, "rkey", rkey, "subject", rec.Subject)
1742 return nil
1743 }
1744
1745 priorSubject, err := spec.put(tx, rec)
1746 if err != nil {
1747 return fmt.Errorf("failed to put state record: %w", err)
1748 }
1749 if err := spec.resolve(tx, rec.Subject); err != nil {
1750 return fmt.Errorf("failed to resolve state: %w", err)
1751 }
1752 if priorSubject != "" {
1753 if err := spec.recompute(tx, priorSubject); err != nil {
1754 return fmt.Errorf("failed to recompute prior subject state: %w", err)
1755 }
1756 }
1757
1758 if err := tx.Commit(); err != nil {
1759 return err
1760 }
1761
1762 l.Info("ingested record")
1763 return nil
1764}
1765
1766func (i *Ingester) deleteStateRecord(ctx context.Context, did, rkey, nsid string, spec stateIngestSpec, l *slog.Logger) error {
1767 tx, err := i.Db.BeginTx(ctx, nil)
1768 if err != nil {
1769 return err
1770 }
1771 defer tx.Rollback()
1772
1773 if err := db.UnparkStateRecord(tx, did, rkey, nsid); err != nil {
1774 return fmt.Errorf("failed to unpark state record: %w", err)
1775 }
1776 subject, err := spec.del(tx, did, rkey)
1777 if err != nil {
1778 return fmt.Errorf("failed to delete state record: %w", err)
1779 }
1780 if subject != "" {
1781 if err := spec.recompute(tx, subject); err != nil {
1782 return fmt.Errorf("failed to recompute state: %w", err)
1783 }
1784 }
1785
1786 if err := tx.Commit(); err != nil {
1787 return err
1788 }
1789
1790 l.Info("ingested record")
1791 return nil
1792}
1793
1794func (i *Ingester) parkStateRecord(ctx context.Context, did, rkey, nsid string, subject syntax.ATURI, raw []byte, l *slog.Logger) error {
1795 tx, err := i.Db.BeginTx(ctx, nil)
1796 if err != nil {
1797 return err
1798 }
1799 defer tx.Rollback()
1800
1801 if err := db.ParkStateRecord(tx, db.PendingStateRecord{
1802 Did: did,
1803 Rkey: rkey,
1804 Nsid: nsid,
1805 Subject: subject,
1806 Record: raw,
1807 }); err != nil {
1808 return fmt.Errorf("failed to park state record: %w", err)
1809 }
1810
1811 if err := tx.Commit(); err != nil {
1812 return err
1813 }
1814
1815 l.Info("parked record for retry", "subject", subject, "nsid", nsid)
1816 return nil
1817}
1818
1819func (i *Ingester) drainPendingState(ctx context.Context, subject syntax.ATURI, l *slog.Logger) {
1820 pending, err := db.PendingStateRecordsForSubject(i.Db, subject)
1821 if err != nil {
1822 l.Error("failed to load pending records", "err", err, "subject", subject)
1823 return
1824 }
1825 for _, p := range pending {
1826 if err := i.reapplyPendingRecord(ctx, p, l); err != nil {
1827 l.Error("failed to drain pending record", "err", err, "did", p.Did, "rkey", p.Rkey, "nsid", p.Nsid)
1828 }
1829 }
1830}
1831
1832func (i *Ingester) drainPendingLabelOps(l *slog.Logger) {
1833 subjects, err := db.PendingStateSubjectsForNsid(i.Db, tangled.LabelOpNSID)
1834 if err != nil {
1835 l.Error("failed to list pending label op subjects", "err", err)
1836 return
1837 }
1838 for _, subject := range subjects {
1839 i.drainPendingState(i.Ctx, subject, l)
1840 }
1841}
1842
1843func (i *Ingester) reapplyPendingRecord(ctx context.Context, p db.PendingStateRecord, l *slog.Logger) error {
1844 switch p.Nsid {
1845 case tangled.RepoIssueStateNSID:
1846 return i.applyStateRecord(ctx, p.Did, p.Rkey, p.Nsid, p.Record, issueStateSpec, l)
1847 case tangled.RepoPullStatusNSID:
1848 return i.applyStateRecord(ctx, p.Did, p.Rkey, p.Nsid, p.Record, pullStatusSpec, l)
1849 case tangled.LabelOpNSID:
1850 return i.applyLabelOpRecord(ctx, p.Did, p.Rkey, p.Record, l)
1851 default:
1852 return fmt.Errorf("no reapply handler for parked nsid: %s", p.Nsid)
1853 }
1854}
1855
1856const (
1857 pendingStateReconcileInterval = time.Hour
1858 pendingStateRecordTTL = 7 * 24 * time.Hour
1859)
1860
1861func (i *Ingester) StartPendingStateReconciler() {
1862 i.ReconcilePendingState()
1863
1864 ticker := time.NewTicker(pendingStateReconcileInterval)
1865 defer ticker.Stop()
1866 for {
1867 select {
1868 case <-i.Ctx.Done():
1869 return
1870 case <-ticker.C:
1871 i.ReconcilePendingState()
1872 }
1873 }
1874}
1875
1876func (i *Ingester) ReconcilePendingState() {
1877 l := i.Logger.With("handler", "reconcilePendingState")
1878
1879 subjects, err := db.DistinctPendingStateSubjects(i.Db)
1880 if err != nil {
1881 l.Error("failed to list pending state subjects", "err", err)
1882 }
1883 for _, subject := range subjects {
1884 i.drainPendingState(i.Ctx, subject, l)
1885 }
1886
1887 cutoff := time.Now().Add(-pendingStateRecordTTL).UTC().Format(time.RFC3339)
1888 evicted, err := db.EvictStalePendingStateRecords(i.Db, cutoff)
1889 if err != nil {
1890 l.Error("failed to evict stale pending state records", "err", err)
1891 return
1892 }
1893 if evicted > 0 {
1894 l.Warn("evicted stale pending state records", "count", evicted, "olderThan", cutoff)
1895 }
1896}
1897
1898// ingestIssueComment ingests legacy sh.tangled.repo.issue.comment deletions
1899func (i *Ingester) ingestIssueComment(e *jmodels.Event, l *slog.Logger) error {
1900 l = l.With("handler", "ingestIssueComment")
1901
1902 switch e.Commit.Operation {
1903 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
1904 // no-op. sh.tangled.repo.issue.comment is deprecated
1905
1906 case jmodels.CommitOperationDelete:
1907 if err := db.PurgeComments(
1908 i.Db,
1909 orm.FilterEq("did", e.Did),
1910 orm.FilterEq("collection", e.Commit.Collection),
1911 orm.FilterEq("rkey", e.Commit.RKey),
1912 ); err != nil {
1913 return fmt.Errorf("failed to delete comment record: %w", err)
1914 }
1915 }
1916
1917 l.Info("ingested record")
1918 return nil
1919}
1920
1921// ingestPullComment ingests legacy sh.tangled.repo.pull.comment deletions
1922func (i *Ingester) ingestPullComment(e *jmodels.Event, l *slog.Logger) error {
1923 l = l.With("handler", "ingestPullComment")
1924
1925 switch e.Commit.Operation {
1926 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
1927 // no-op. sh.tangled.repo.pull.comment is deprecated
1928
1929 case jmodels.CommitOperationDelete:
1930 if err := db.PurgeComments(
1931 i.Db,
1932 orm.FilterEq("did", e.Did),
1933 orm.FilterEq("collection", e.Commit.Collection),
1934 orm.FilterEq("rkey", e.Commit.RKey),
1935 ); err != nil {
1936 return fmt.Errorf("failed to delete comment record: %w", err)
1937 }
1938 }
1939
1940 l.Info("ingested record")
1941 return nil
1942}
1943
1944func (i *Ingester) ingestComment(e *jmodels.Event, l *slog.Logger) error {
1945 did := e.Did
1946 rkey := e.Commit.RKey
1947 cid := e.Commit.CID
1948
1949 var err error
1950
1951 l = l.With("handler", "ingestComment")
1952
1953 ctx := context.Background()
1954
1955 switch e.Commit.Operation {
1956 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
1957 raw := json.RawMessage(e.Commit.Record)
1958 record := tangled.FeedComment{}
1959 err = json.Unmarshal(raw, &record)
1960 if err != nil {
1961 return fmt.Errorf("invalid record: %w", err)
1962 }
1963
1964 comment, err := models.CommentFromRecord(syntax.DID(did), syntax.RecordKey(rkey), syntax.CID(cid), record)
1965 if err != nil {
1966 return fmt.Errorf("failed to parse comment from record: %w", err)
1967 }
1968
1969 if err := comment.Validate(); err != nil {
1970 return fmt.Errorf("failed to validate comment: %w", err)
1971 }
1972
1973 var references []syntax.ATURI
1974 if comment.Body.Original != nil {
1975 _, references = i.MentionsResolver.Resolve(ctx, *comment.Body.Original)
1976 }
1977
1978 tx, err := i.Db.Begin()
1979 if err != nil {
1980 return fmt.Errorf("failed to start transaction: %w", err)
1981 }
1982 defer tx.Rollback()
1983
1984 _, err = db.PutComment(tx, comment, references)
1985 if err != nil {
1986 return fmt.Errorf("failed to create comment: %w", err)
1987 }
1988
1989 if err := tx.Commit(); err != nil {
1990 return err
1991 }
1992
1993 case jmodels.CommitOperationDelete:
1994 if err := db.DeleteComments(
1995 i.Db,
1996 orm.FilterEq("did", did),
1997 orm.FilterEq("collection", e.Commit.Collection),
1998 orm.FilterEq("rkey", rkey),
1999 ); err != nil {
2000 return fmt.Errorf("failed to delete comment record: %w", err)
2001 }
2002 }
2003
2004 l.Info("ingested record")
2005 return nil
2006}
2007
2008func (i *Ingester) ingestReaction(e *jmodels.Event, l *slog.Logger) error {
2009 did := e.Did
2010 rkey := e.Commit.RKey
2011
2012 l = l.With("handler", "ingestReaction")
2013
2014 switch e.Commit.Operation {
2015 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
2016 raw := json.RawMessage(e.Commit.Record)
2017 record := tangled.FeedReaction{}
2018 if err := json.Unmarshal(raw, &record); err != nil {
2019 return fmt.Errorf("invalid record: %w", err)
2020 }
2021
2022 subjectUri, err := syntax.ParseATURI(record.Subject)
2023 if err != nil {
2024 return fmt.Errorf("invalid reaction subject %q: %w", record.Subject, err)
2025 }
2026 subjectUri = models.NormalizeReactionSubject(subjectUri)
2027
2028 kind, ok := models.ParseReactionKind(record.Reaction)
2029 if !ok {
2030 return fmt.Errorf("invalid reaction kind: %q", record.Reaction)
2031 }
2032
2033 created, parseErr := time.Parse(time.RFC3339, record.CreatedAt)
2034 if parseErr != nil {
2035 created = time.Now()
2036 }
2037
2038 reaction := models.Reaction{
2039 ReactedByDid: did,
2040 Rkey: rkey,
2041 ThreadAt: subjectUri,
2042 Kind: kind,
2043 Created: created,
2044 }
2045 if err := db.UpsertReaction(i.Db, reaction); err != nil {
2046 return fmt.Errorf("failed to upsert reaction: %w", err)
2047 }
2048
2049 case jmodels.CommitOperationDelete:
2050 if err := db.DeleteReactionByRkey(i.Db, did, rkey); err != nil {
2051 return fmt.Errorf("failed to delete reaction record: %w", err)
2052 }
2053 }
2054
2055 l.Info("ingested record")
2056 return nil
2057}
2058
2059func (i *Ingester) ingestLabelDefinition(e *jmodels.Event, l *slog.Logger) error {
2060 did := e.Did
2061 rkey := e.Commit.RKey
2062
2063 var err error
2064
2065 l = l.With("handler", "ingestLabelDefinition")
2066
2067 switch e.Commit.Operation {
2068 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
2069 raw := json.RawMessage(e.Commit.Record)
2070 record := tangled.LabelDefinition{}
2071 err = json.Unmarshal(raw, &record)
2072 if err != nil {
2073 return fmt.Errorf("invalid record: %w", err)
2074 }
2075
2076 def, err := models.LabelDefinitionFromRecord(did, rkey, record)
2077 if err != nil {
2078 return fmt.Errorf("failed to parse labeldef from record: %w", err)
2079 }
2080
2081 if err := def.Validate(); err != nil {
2082 return fmt.Errorf("failed to validate labeldef: %w", err)
2083 }
2084
2085 _, err = db.AddLabelDefinition(i.Db, def)
2086 if err != nil {
2087 return fmt.Errorf("failed to create labeldef: %w", err)
2088 }
2089
2090 if e.Commit.Operation == jmodels.CommitOperationCreate {
2091 i.drainPendingLabelOps(l)
2092 }
2093
2094 l.Info("ingested record")
2095 return nil
2096
2097 case jmodels.CommitOperationDelete:
2098 if err := db.DeleteLabelDefinition(
2099 i.Db,
2100 orm.FilterEq("did", did),
2101 orm.FilterEq("rkey", rkey),
2102 ); err != nil {
2103 return fmt.Errorf("failed to delete labeldef record: %w", err)
2104 }
2105
2106 l.Info("ingested record")
2107 return nil
2108 }
2109
2110 return nil
2111}
2112
2113func (i *Ingester) ingestLabelOp(ctx context.Context, e *jmodels.Event, l *slog.Logger) error {
2114 l = l.With("handler", "ingestLabelOp")
2115 did := e.Did
2116 rkey := e.Commit.RKey
2117
2118 switch e.Commit.Operation {
2119 case jmodels.CommitOperationCreate, jmodels.CommitOperationUpdate:
2120 return i.applyLabelOpRecord(ctx, did, rkey, e.Commit.Record, l)
2121 case jmodels.CommitOperationDelete:
2122 return i.deleteLabelOpRecord(ctx, did, rkey, l)
2123 }
2124
2125 return nil
2126}
2127
2128func (i *Ingester) findLabelSubjectRepo(subject syntax.ATURI) (*models.Repo, bool, error) {
2129 var spec stateIngestSpec
2130 switch subject.Collection() {
2131 case tangled.RepoIssueNSID:
2132 spec = issueStateSpec
2133 case tangled.RepoPullNSID:
2134 spec = pullStatusSpec
2135 default:
2136 return nil, false, fmt.Errorf("unsupported label subject: %s", subject.Collection())
2137 }
2138 repo, _, found, err := spec.findSubject(i.Db, subject)
2139 return repo, found, err
2140}
2141
2142func (i *Ingester) applyLabelOpRecord(ctx context.Context, did, rkey string, raw []byte, l *slog.Logger) error {
2143 record := tangled.LabelOp{}
2144 if err := json.Unmarshal(raw, &record); err != nil {
2145 return fmt.Errorf("invalid record: %w", err)
2146 }
2147
2148 subject := syntax.ATURI(record.Subject)
2149 park := func() error {
2150 return i.parkStateRecord(ctx, did, rkey, tangled.LabelOpNSID, subject, raw, l)
2151 }
2152
2153 repo, found, err := i.findLabelSubjectRepo(subject)
2154 if err != nil {
2155 return err
2156 }
2157 if !found {
2158 return park()
2159 }
2160
2161 // validate permissions: only collaborators can apply labels currently
2162 //
2163 // TODO: introduce a repo:triage permission
2164 allowed, permErr := i.Acl.HasRepoPermissionErr(ctx, repo, did, "repo:push")
2165 if permErr != nil {
2166 if !errors.Is(permErr, knotacl.ErrKnotUnreachable) {
2167 return park()
2168 }
2169 l.Warn("ingesting labelop without permission check", "did", did, "err", permErr)
2170 allowed = true
2171 }
2172
2173 if !allowed {
2174 if err := i.unparkLabelOp(ctx, did, rkey); err != nil {
2175 return err
2176 }
2177 l.Warn("dropped unauthorized label op", "did", did, "rkey", rkey, "subject", subject)
2178 return nil
2179 }
2180
2181 ops := models.LabelOpsFromRecord(did, rkey, record)
2182
2183 operandKeys := make([]string, 0, len(ops))
2184 for idx := range ops {
2185 operandKeys = append(operandKeys, ops[idx].OperandKey)
2186 }
2187
2188 actx, err := db.NewLabelApplicationCtx(i.Db, orm.FilterIn("at_uri", operandKeys))
2189 if err != nil {
2190 return fmt.Errorf("failed to build label application ctx: %w", err)
2191 }
2192
2193 for idx := range ops {
2194 def, ok := actx.Defs[ops[idx].OperandKey]
2195 if !ok {
2196 return park()
2197 }
2198 if err := def.ValidateOperandValue(&ops[idx]); err != nil {
2199 return fmt.Errorf("failed to validate labelop: %w", err)
2200 }
2201 }
2202
2203 if err := i.materializeLabelOps(ctx, did, rkey, ops); err != nil {
2204 return err
2205 }
2206
2207 l.Info("ingested record")
2208 return nil
2209}
2210
2211func (i *Ingester) unparkLabelOp(ctx context.Context, did, rkey string) error {
2212 tx, err := i.Db.BeginTx(ctx, nil)
2213 if err != nil {
2214 return err
2215 }
2216 defer tx.Rollback()
2217
2218 if err := db.UnparkStateRecord(tx, did, rkey, tangled.LabelOpNSID); err != nil {
2219 return fmt.Errorf("failed to unpark label op: %w", err)
2220 }
2221
2222 return tx.Commit()
2223}
2224
2225func (i *Ingester) materializeLabelOps(ctx context.Context, did, rkey string, ops []models.LabelOp) error {
2226 tx, err := i.Db.BeginTx(ctx, nil)
2227 if err != nil {
2228 return err
2229 }
2230 defer tx.Rollback()
2231
2232 if err := db.UnparkStateRecord(tx, did, rkey, tangled.LabelOpNSID); err != nil {
2233 return fmt.Errorf("failed to unpark label op: %w", err)
2234 }
2235 if err := db.DeleteLabelOps(tx, orm.FilterEq("did", did), orm.FilterEq("rkey", rkey)); err != nil {
2236 return fmt.Errorf("failed to clear prior label ops: %w", err)
2237 }
2238 for idx := range ops {
2239 if _, err := db.AddLabelOp(tx, &ops[idx]); err != nil {
2240 return fmt.Errorf("failed to add labelop: %w", err)
2241 }
2242 }
2243 return tx.Commit()
2244}
2245
2246func (i *Ingester) deleteLabelOpRecord(ctx context.Context, did, rkey string, l *slog.Logger) error {
2247 if err := i.materializeLabelOps(ctx, did, rkey, nil); err != nil {
2248 return err
2249 }
2250 l.Info("ingested record")
2251 return nil
2252}