forked from
tangled.org/core
Monorepo for Tangled
1package state
2
3import (
4 "context"
5 "database/sql"
6 "encoding/json"
7 "errors"
8 "fmt"
9 "slices"
10 "time"
11
12 "tangled.org/core/appview/cloudflare"
13 "tangled.org/core/appview/notify"
14
15 "tangled.org/core/api/tangled"
16 "tangled.org/core/appview/cache"
17 "tangled.org/core/appview/config"
18 "tangled.org/core/appview/db"
19 "tangled.org/core/appview/models"
20 "tangled.org/core/appview/sites"
21 ec "tangled.org/core/eventconsumer"
22 "tangled.org/core/eventconsumer/cursor"
23 knotdb "tangled.org/core/knotserver/db"
24 "tangled.org/core/log"
25 "tangled.org/core/orm"
26 "tangled.org/core/rbac"
27 "tangled.org/core/workflow"
28
29 "github.com/bluesky-social/indigo/atproto/syntax"
30 "github.com/go-git/go-git/v5/plumbing"
31 "github.com/posthog/posthog-go"
32)
33
34func Knotstream(ctx context.Context, c *config.Config, d *db.DB, enforcer *rbac.Enforcer, posthog posthog.Client, notifier notify.Notifier, cfClient *cloudflare.Client) (*ec.Consumer, error) {
35 logger := log.FromContext(ctx)
36 logger = log.SubLogger(logger, "knotstream")
37
38 knots, err := db.GetRegistrations(
39 d,
40 orm.FilterIsNot("registered", "null"),
41 )
42 if err != nil {
43 return nil, err
44 }
45
46 srcs := make(map[ec.Source]struct{})
47 for _, k := range knots {
48 s := ec.NewKnotSource(k.Domain)
49 srcs[s] = struct{}{}
50 }
51
52 cache := cache.New(c.Redis.Addr)
53 cursorStore := cursor.NewRedisCursorStore(cache)
54
55 cfg := ec.ConsumerConfig{
56 Sources: srcs,
57 ProcessFunc: knotIngester(d, enforcer, posthog, notifier, c.Core.Dev, c, cfClient),
58 RetryInterval: c.Knotstream.RetryInterval,
59 MaxRetryInterval: c.Knotstream.MaxRetryInterval,
60 ConnectionTimeout: c.Knotstream.ConnectionTimeout,
61 WorkerCount: c.Knotstream.WorkerCount,
62 QueueSize: c.Knotstream.QueueSize,
63 Logger: logger,
64 Dev: c.Core.Dev,
65 CursorStore: &cursorStore,
66 }
67
68 return ec.NewConsumer(cfg), nil
69}
70
71func resolveRepo(d *db.DB, repoDid *string, ownerDid, repoName string) (*models.Repo, error) {
72 if repoDid != nil && *repoDid != "" {
73 return db.GetRepoByDid(d, *repoDid)
74 }
75 repos, err := db.GetRepos(d, orm.FilterEq("did", ownerDid), orm.FilterEq("name", repoName))
76 if err != nil {
77 return nil, err
78 }
79 if len(repos) == 0 {
80 return nil, sql.ErrNoRows
81 }
82 return &repos[0], nil
83}
84
85func knotIngester(d *db.DB, enforcer *rbac.Enforcer, posthog posthog.Client, notifier notify.Notifier, dev bool, c *config.Config, cfClient *cloudflare.Client) ec.ProcessFunc {
86 return func(ctx context.Context, source ec.Source, msg ec.Message) error {
87 switch msg.Nsid {
88 case tangled.GitRefUpdateNSID:
89 return ingestRefUpdate(ctx, d, enforcer, posthog, notifier, dev, c, cfClient, source, msg)
90 case tangled.PipelineNSID:
91 return ingestPipeline(d, source, msg)
92 case knotdb.RepoDIDAssignNSID:
93 return ingestDIDAssign(d, enforcer, source, msg, ctx)
94 }
95
96 return nil
97 }
98}
99
100func ingestRefUpdate(ctx context.Context, d *db.DB, enforcer *rbac.Enforcer, pc posthog.Client, notifier notify.Notifier, dev bool, c *config.Config, cfClient *cloudflare.Client, source ec.Source, msg ec.Message) error {
101 logger := log.FromContext(ctx)
102
103 var record tangled.GitRefUpdate
104 err := json.Unmarshal(msg.EventJson, &record)
105 if err != nil {
106 return err
107 }
108
109 knownKnots, err := enforcer.GetKnotsForUser(record.CommitterDid)
110 if err != nil {
111 return err
112 }
113 if !slices.Contains(knownKnots, source.Key()) {
114 return fmt.Errorf("%s does not belong to %s, something is fishy", record.CommitterDid, source.Key())
115 }
116
117 ownerDid := ""
118 if record.OwnerDid != nil {
119 ownerDid = *record.OwnerDid
120 }
121
122 repo, lookupErr := resolveRepo(d, record.RepoDid, ownerDid, record.RepoName)
123 if lookupErr != nil {
124 return fmt.Errorf("failed to look up repo: %w", lookupErr)
125 }
126
127 logger.Info("processing gitRefUpdate event",
128 "repo", repo.RepoIdentifier(),
129 "ref", record.Ref,
130 "old_sha", record.OldSha,
131 "new_sha", record.NewSha)
132
133 notifier.Push(ctx, repo, record.Ref, record.OldSha, record.NewSha, record.CommitterDid)
134
135 errPunchcard := populatePunchcard(d, record)
136 errLanguages := updateRepoLanguages(d, record)
137
138 var errPosthog error
139 if !dev && record.CommitterDid != "" {
140 errPosthog = pc.Enqueue(posthog.Capture{
141 DistinctId: record.CommitterDid,
142 Event: "git_ref_update",
143 })
144 }
145
146 // Trigger a sites redeploy if this push is to the configured sites branch.
147 if cfClient.Enabled() {
148 go triggerSitesDeployIfNeeded(ctx, d, cfClient, c, record, source)
149 }
150
151 return errors.Join(errPunchcard, errLanguages, errPosthog)
152}
153
154// triggerSitesDeployIfNeeded checks whether the pushed ref matches the sites
155// branch configured for this repo and, if so, syncs the site to R2
156func triggerSitesDeployIfNeeded(ctx context.Context, d *db.DB, cfClient *cloudflare.Client, c *config.Config, record tangled.GitRefUpdate, source ec.Source) {
157 logger := log.FromContext(ctx)
158
159 ref := plumbing.ReferenceName(record.Ref)
160 if !ref.IsBranch() {
161 return
162 }
163 pushedBranch := ref.Short()
164
165 ownerDid := ""
166 if record.OwnerDid != nil {
167 ownerDid = *record.OwnerDid
168 }
169
170 repo, err := resolveRepo(d, record.RepoDid, ownerDid, record.RepoName)
171 if err != nil {
172 return
173 }
174
175 siteConfig, err := db.GetRepoSiteConfig(d, repo.RepoAt().String())
176 if err != nil || siteConfig == nil {
177 return
178 }
179 if siteConfig.Branch != pushedBranch {
180 return
181 }
182
183 scheme := "https"
184 if c.Core.Dev {
185 scheme = "http"
186 }
187 knotHost := fmt.Sprintf("%s://%s", scheme, source.Key())
188
189 deploy := &models.SiteDeploy{
190 RepoAt: repo.RepoAt().String(),
191 Branch: siteConfig.Branch,
192 Dir: siteConfig.Dir,
193 CommitSHA: record.NewSha,
194 Trigger: models.SiteDeployTriggerPush,
195 }
196
197 deployErr := sites.Deploy(ctx, cfClient, knotHost, repo.RepoIdentifier(), record.RepoName, siteConfig.Branch, siteConfig.Dir)
198 if deployErr != nil {
199 logger.Error("sites: R2 sync failed on push", "repo", repo.RepoIdentifier(), "err", deployErr)
200 deploy.Status = models.SiteDeployStatusFailure
201 deploy.Error = deployErr.Error()
202 } else {
203 deploy.Status = models.SiteDeployStatusSuccess
204 }
205
206 if err := db.AddSiteDeploy(d, deploy); err != nil {
207 logger.Error("sites: failed to record deploy", "repo", repo.RepoIdentifier(), "err", err)
208 }
209
210 if deployErr == nil {
211 logger.Info("site deployed to r2", "repo", repo.RepoIdentifier())
212 }
213}
214
215func populatePunchcard(d *db.DB, record tangled.GitRefUpdate) error {
216 if record.CommitterDid == "" {
217 return nil
218 }
219
220 knownEmails, err := db.GetAllEmails(d, record.CommitterDid)
221 if err != nil {
222 return err
223 }
224
225 count := 0
226 for _, ke := range knownEmails {
227 if record.Meta == nil {
228 continue
229 }
230 if record.Meta.CommitCount == nil {
231 continue
232 }
233 for _, ce := range record.Meta.CommitCount.ByEmail {
234 if ce == nil {
235 continue
236 }
237 if ce.Email == ke.Address || ce.Email == record.CommitterDid {
238 count += int(ce.Count)
239 }
240 }
241 }
242
243 punch := models.Punch{
244 Did: record.CommitterDid,
245 Date: time.Now(),
246 Count: count,
247 }
248 return db.AddPunch(d, punch)
249}
250
251func updateRepoLanguages(d *db.DB, record tangled.GitRefUpdate) error {
252 if record.Meta == nil || record.Meta.LangBreakdown == nil || record.Meta.LangBreakdown.Inputs == nil {
253 return fmt.Errorf("empty language data for repo: %v/%s", record.OwnerDid, record.RepoName)
254 }
255
256 ownerDid := ""
257 if record.OwnerDid != nil {
258 ownerDid = *record.OwnerDid
259 }
260
261 r, lookupErr := resolveRepo(d, record.RepoDid, ownerDid, record.RepoName)
262 if lookupErr != nil {
263 return fmt.Errorf("failed to look up repo: %w", lookupErr)
264 }
265 repo := *r
266
267 ref := plumbing.ReferenceName(record.Ref)
268 if !ref.IsBranch() {
269 return fmt.Errorf("%s is not a valid reference name", ref)
270 }
271
272 var langs []models.RepoLanguage
273 for _, l := range record.Meta.LangBreakdown.Inputs {
274 if l == nil {
275 continue
276 }
277
278 langs = append(langs, models.RepoLanguage{
279 RepoAt: repo.RepoAt(),
280 Ref: ref.Short(),
281 IsDefaultRef: record.Meta.IsDefaultRef,
282 Language: l.Lang,
283 Bytes: l.Size,
284 })
285 }
286
287 tx, err := d.Begin()
288 if err != nil {
289 return err
290 }
291 defer tx.Rollback()
292
293 // update appview's cache
294 err = db.UpdateRepoLanguages(tx, repo.RepoAt(), ref.Short(), langs)
295 if err != nil {
296 fmt.Printf("failed; %s\n", err)
297 // non-fatal
298 }
299
300 return tx.Commit()
301}
302
303func ingestPipeline(d *db.DB, source ec.Source, msg ec.Message) error {
304 var record tangled.Pipeline
305 err := json.Unmarshal(msg.EventJson, &record)
306 if err != nil {
307 return err
308 }
309
310 if record.TriggerMetadata == nil {
311 return fmt.Errorf("empty trigger metadata: nsid %s, rkey %s", msg.Nsid, msg.Rkey)
312 }
313
314 if record.TriggerMetadata.Repo == nil {
315 return fmt.Errorf("empty repo: nsid %s, rkey %s", msg.Nsid, msg.Rkey)
316 }
317
318 repoName := ""
319 if record.TriggerMetadata.Repo.Repo != nil {
320 repoName = *record.TriggerMetadata.Repo.Repo
321 }
322
323 repo, lookupErr := resolveRepo(d, record.TriggerMetadata.Repo.RepoDid, record.TriggerMetadata.Repo.Did, repoName)
324 if lookupErr != nil {
325 return fmt.Errorf("failed to look up repo: %w", lookupErr)
326 }
327 if repo.Spindle == "" {
328 return fmt.Errorf("repo does not have a spindle configured yet: nsid %s, rkey %s", msg.Nsid, msg.Rkey)
329 }
330
331 // trigger info
332 var trigger models.Trigger
333 var sha string
334 trigger.Kind = workflow.TriggerKind(record.TriggerMetadata.Kind)
335 switch trigger.Kind {
336 case workflow.TriggerKindPush:
337 trigger.PushRef = &record.TriggerMetadata.Push.Ref
338 trigger.PushNewSha = &record.TriggerMetadata.Push.NewSha
339 trigger.PushOldSha = &record.TriggerMetadata.Push.OldSha
340 sha = *trigger.PushNewSha
341 case workflow.TriggerKindPullRequest:
342 trigger.PRSourceBranch = &record.TriggerMetadata.PullRequest.SourceBranch
343 trigger.PRTargetBranch = &record.TriggerMetadata.PullRequest.TargetBranch
344 trigger.PRSourceSha = &record.TriggerMetadata.PullRequest.SourceSha
345 trigger.PRAction = &record.TriggerMetadata.PullRequest.Action
346 sha = *trigger.PRSourceSha
347 }
348
349 tx, err := d.Begin()
350 if err != nil {
351 return fmt.Errorf("failed to start txn: %w", err)
352 }
353
354 triggerId, err := db.AddTrigger(tx, trigger)
355 if err != nil {
356 return fmt.Errorf("failed to add trigger entry: %w", err)
357 }
358
359 pipeline := models.Pipeline{
360 Rkey: msg.Rkey,
361 Knot: source.Key(),
362 RepoOwner: syntax.DID(record.TriggerMetadata.Repo.Did),
363 RepoName: repoName,
364 RepoDid: repo.RepoDid,
365 TriggerId: int(triggerId),
366 Sha: sha,
367 }
368
369 err = db.AddPipeline(tx, pipeline)
370 if err != nil {
371 return fmt.Errorf("failed to add pipeline: %w", err)
372 }
373
374 err = tx.Commit()
375 if err != nil {
376 return fmt.Errorf("failed to commit txn: %w", err)
377 }
378
379 return nil
380}
381
382func ingestDIDAssign(d *db.DB, enforcer *rbac.Enforcer, source ec.Source, msg ec.Message, ctx context.Context) error {
383 logger := log.FromContext(ctx)
384
385 var record knotdb.RepoDIDAssign
386 if err := json.Unmarshal(msg.EventJson, &record); err != nil {
387 return fmt.Errorf("unmarshal didAssign: %w", err)
388 }
389
390 if record.RepoDid == "" || record.OwnerDid == "" || record.RepoName == "" {
391 return fmt.Errorf("didAssign missing required fields: repoDid=%q ownerDid=%q repoName=%q",
392 record.RepoDid, record.OwnerDid, record.RepoName)
393 }
394
395 logger.Info("processing didAssign event",
396 "repo_did", record.RepoDid,
397 "owner_did", record.OwnerDid,
398 "repo_name", record.RepoName)
399
400 repos, err := db.GetRepos(d,
401 orm.FilterEq("did", record.OwnerDid),
402 orm.FilterEq("name", record.RepoName),
403 )
404 if err != nil || len(repos) == 0 {
405 logger.Warn("didAssign for unknown repo, skipping",
406 "owner_did", record.OwnerDid,
407 "repo_name", record.RepoName)
408 return nil
409 }
410 repo := repos[0]
411 knot := source.Key()
412
413 if repo.Knot != knot {
414 return fmt.Errorf("didAssign from %s for repo hosted on %s, rejecting", knot, repo.Knot)
415 }
416
417 repoAtUri := repo.RepoAt().String()
418 legacyResource := record.OwnerDid + "/" + record.RepoName
419
420 if repo.RepoDid != record.RepoDid {
421 tx, err := d.Begin()
422 if err != nil {
423 return fmt.Errorf("begin didAssign txn: %w", err)
424 }
425 defer tx.Rollback()
426
427 if err := db.CascadeRepoDid(tx, repoAtUri, record.RepoDid); err != nil {
428 return fmt.Errorf("cascade repo_did: %w", err)
429 }
430
431 if err := db.EnqueuePdsRewritesForRepo(tx, record.RepoDid, repoAtUri); err != nil {
432 return fmt.Errorf("enqueue pds rewrites: %w", err)
433 }
434
435 if err := tx.Commit(); err != nil {
436 return fmt.Errorf("commit didAssign txn: %w", err)
437 }
438 }
439
440 if err := enforcer.RemoveRepo(record.OwnerDid, knot, legacyResource); err != nil {
441 return fmt.Errorf("remove legacy RBAC policies for %s: %w", legacyResource, err)
442 }
443 if err := enforcer.AddRepo(record.OwnerDid, knot, record.RepoDid); err != nil {
444 return fmt.Errorf("add RBAC policies for %s: %w", record.RepoDid, err)
445 }
446
447 collabs, collabErr := db.GetCollaborators(d, orm.FilterEq("repo_at", repoAtUri))
448 if collabErr != nil {
449 return fmt.Errorf("get collaborators for RBAC update: %w", collabErr)
450 }
451 for _, c := range collabs {
452 collabDid := c.SubjectDid.String()
453 if err := enforcer.RemoveCollaborator(collabDid, knot, legacyResource); err != nil {
454 return fmt.Errorf("remove collaborator RBAC for %s: %w", collabDid, err)
455 }
456 if err := enforcer.AddCollaborator(collabDid, knot, record.RepoDid); err != nil {
457 return fmt.Errorf("add collaborator RBAC for %s: %w", collabDid, err)
458 }
459 }
460
461 logger.Info("didAssign processed successfully",
462 "repo_did", record.RepoDid,
463 "owner_did", record.OwnerDid,
464 "repo_name", record.RepoName)
465
466 return nil
467}