A container registry that uses the AT Protocol for manifest storage and S3 for blob storage.
atcr.io
docker
container
atproto
go
fix backfill
+32
-20
+6
-6
cmd/registry/serve.go
+6
-6
cmd/registry/serve.go
···
474
474
475
475
// Start backfill worker if enabled
476
476
if backfillEnabled := os.Getenv("ATCR_BACKFILL_ENABLED"); backfillEnabled == "true" {
477
-
// Get BGS endpoint for sync API (defaults to Bluesky's BGS)
478
-
bgsEndpoint := os.Getenv("ATCR_BGS_ENDPOINT")
479
-
if bgsEndpoint == "" {
480
-
bgsEndpoint = "https://bsky.network"
477
+
// Get relay endpoint for sync API (defaults to Bluesky's relay)
478
+
relayEndpoint := os.Getenv("ATCR_RELAY_ENDPOINT")
479
+
if relayEndpoint == "" {
480
+
relayEndpoint = "https://relay1.us-east.bsky.network"
481
481
}
482
482
483
-
backfillWorker, err := jetstream.NewBackfillWorker(database, bgsEndpoint)
483
+
backfillWorker, err := jetstream.NewBackfillWorker(database, relayEndpoint)
484
484
if err != nil {
485
485
fmt.Printf("Warning: Failed to create backfill worker: %v\n", err)
486
486
} else {
487
487
go func() {
488
-
fmt.Printf("Backfill: Starting sync-based backfill from %s...\n", bgsEndpoint)
488
+
fmt.Printf("Backfill: Starting sync-based backfill from %s...\n", relayEndpoint)
489
489
if err := backfillWorker.Start(context.Background()); err != nil {
490
490
fmt.Printf("Backfill: Finished with error: %v\n", err)
491
491
} else {
+1
-3
docker-compose.yml
+1
-3
docker-compose.yml
···
10
10
environment:
11
11
- ATCR_TOKEN_STORAGE_PATH=/var/lib/atcr/tokens/oauth-tokens.json
12
12
- ATCR_UI_ENABLED=true
13
-
# Jetstream backfill: Replay historical events (runs once until caught up)
14
-
# Examples: -120h (5 days ago), -336h (2 weeks ago), 2025-10-01T00:00:00Z
15
-
- JETSTREAM_BACKFILL_START=-121h
13
+
- ATCR_BACKFILL_ENABLED=true
16
14
volumes:
17
15
# Auth keys (JWT signing keys)
18
16
- atcr-auth:/var/lib/atcr/auth
+18
-9
pkg/appview/jetstream/backfill.go
+18
-9
pkg/appview/jetstream/backfill.go
···
31
31
}
32
32
33
33
// NewBackfillWorker creates a backfill worker using sync API
34
-
func NewBackfillWorker(database *sql.DB, pdsEndpoint string) (*BackfillWorker, error) {
35
-
// Create client without auth - sync endpoints are public
36
-
client := atproto.NewClient(pdsEndpoint, "", "")
34
+
func NewBackfillWorker(database *sql.DB, relayEndpoint string) (*BackfillWorker, error) {
35
+
// Create client for relay - used only for listReposByCollection
36
+
client := atproto.NewClient(relayEndpoint, "", "")
37
37
38
38
return &BackfillWorker{
39
39
db: database,
40
-
client: client,
40
+
client: client, // This points to the relay
41
41
resolver: atproto.NewResolver(),
42
42
}, nil
43
43
}
···
82
82
fmt.Printf("Backfill: Found %d repos with %s (cursor: %s)\n", len(result.Repos), collection, repoCursor)
83
83
84
84
// Process each repo (DID)
85
-
for _, did := range result.Repos {
86
-
recordCount, err := b.backfillRepo(ctx, did, collection)
85
+
for _, repo := range result.Repos {
86
+
recordCount, err := b.backfillRepo(ctx, repo.DID, collection)
87
87
if err != nil {
88
-
fmt.Printf("WARNING: Failed to backfill repo %s: %v\n", did, err)
88
+
fmt.Printf("WARNING: Failed to backfill repo %s: %v\n", repo.DID, err)
89
89
continue
90
90
}
91
91
···
111
111
112
112
// backfillRepo backfills all records for a single repo/DID
113
113
func (b *BackfillWorker) backfillRepo(ctx context.Context, did, collection string) (int, error) {
114
-
// Ensure user exists in database
114
+
// Ensure user exists in database and get their PDS endpoint
115
115
if err := b.ensureUser(ctx, did); err != nil {
116
116
return 0, fmt.Errorf("failed to ensure user: %w", err)
117
117
}
118
118
119
+
// Resolve DID to get user's PDS endpoint
120
+
_, pdsEndpoint, err := b.resolver.ResolveIdentity(ctx, did)
121
+
if err != nil {
122
+
return 0, fmt.Errorf("failed to resolve DID to PDS: %w", err)
123
+
}
124
+
125
+
// Create a client for this user's PDS
126
+
pdsClient := atproto.NewClient(pdsEndpoint, "", "")
127
+
119
128
var recordCursor string
120
129
recordCount := 0
121
130
···
125
134
126
135
// Paginate through all records for this repo
127
136
for {
128
-
records, cursor, err := b.client.ListRecordsForRepo(ctx, did, collection, 100, recordCursor)
137
+
records, cursor, err := pdsClient.ListRecordsForRepo(ctx, did, collection, 100, recordCursor)
129
138
if err != nil {
130
139
return recordCount, fmt.Errorf("failed to list records: %w", err)
131
140
}
+7
-2
pkg/atproto/client.go
+7
-2
pkg/atproto/client.go
···
302
302
303
303
// ListReposByCollectionResult represents the response from com.atproto.sync.listReposByCollection
304
304
type ListReposByCollectionResult struct {
305
-
Repos []string `json:"repos"` // Array of DIDs
306
-
Cursor string `json:"cursor,omitempty"`
305
+
Repos []RepoRef `json:"repos"` // Array of repo references
306
+
Cursor string `json:"cursor,omitempty"`
307
+
}
308
+
309
+
// RepoRef represents a repository reference in listReposByCollection response
310
+
type RepoRef struct {
311
+
DID string `json:"did"`
307
312
}
308
313
309
314
// ListReposByCollection lists all repos (DIDs) that have records in a collection