Webpush: Fix FK issue with Postgres

This commit is contained in:
binwiederhier
2026-03-16 10:24:16 -04:00
parent 6b38acb23a
commit 3a37ea32f7
4 changed files with 8 additions and 3 deletions

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@@ -1791,4 +1791,5 @@ and the [ntfy Android app](https://github.com/binwiederhier/ntfy-android/release
**Bug fixes + maintenance:** **Bug fixes + maintenance:**
* Fix race condition in web push subscription causing FK constraint violation when concurrent requests hit the same endpoint
* Route authorization query to read-only database replica to reduce primary database load * Route authorization query to read-only database replica to reduce primary database load

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@@ -26,6 +26,7 @@ var (
type Store struct { type Store struct {
db *db.DB db *db.DB
queries queries queries queries
} }
// queries holds the database-specific SQL queries. // queries holds the database-specific SQL queries.
@@ -63,9 +64,10 @@ func (s *Store) UpsertSubscription(endpoint string, auth, p256dh, userID string,
} else if err != nil { } else if err != nil {
return err return err
} }
// Insert or update subscription // Insert or update subscription, and read back the actual ID (which may differ from
// the generated one if another request for the same endpoint raced us and inserted first)
updatedAt, warnedAt := time.Now().Unix(), 0 updatedAt, warnedAt := time.Now().Unix(), 0
if _, err := tx.Exec(s.queries.upsertSubscription, subscriptionID, endpoint, auth, p256dh, userID, subscriberIP.String(), updatedAt, warnedAt); err != nil { if err := tx.QueryRow(s.queries.upsertSubscription, subscriptionID, endpoint, auth, p256dh, userID, subscriberIP.String(), updatedAt, warnedAt).Scan(&subscriptionID); err != nil {
return err return err
} }
// Replace all subscription topics // Replace all subscription topics

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@@ -53,6 +53,7 @@ const (
VALUES ($1, $2, $3, $4, $5, $6, $7, $8) VALUES ($1, $2, $3, $4, $5, $6, $7, $8)
ON CONFLICT (endpoint) ON CONFLICT (endpoint)
DO UPDATE SET key_auth = excluded.key_auth, key_p256dh = excluded.key_p256dh, user_id = excluded.user_id, subscriber_ip = excluded.subscriber_ip, updated_at = excluded.updated_at, warned_at = excluded.warned_at DO UPDATE SET key_auth = excluded.key_auth, key_p256dh = excluded.key_p256dh, user_id = excluded.user_id, subscriber_ip = excluded.subscriber_ip, updated_at = excluded.updated_at, warned_at = excluded.warned_at
RETURNING id
` `
postgresUpdateSubscriptionWarningSentQuery = `UPDATE webpush_subscription SET warned_at = $1 WHERE id = $2` postgresUpdateSubscriptionWarningSentQuery = `UPDATE webpush_subscription SET warned_at = $1 WHERE id = $2`
postgresUpdateSubscriptionUpdatedAtQuery = `UPDATE webpush_subscription SET updated_at = $1 WHERE endpoint = $2` postgresUpdateSubscriptionUpdatedAtQuery = `UPDATE webpush_subscription SET updated_at = $1 WHERE endpoint = $2`

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@@ -56,8 +56,9 @@ const (
sqliteUpsertSubscriptionQuery = ` sqliteUpsertSubscriptionQuery = `
INSERT INTO subscription (id, endpoint, key_auth, key_p256dh, user_id, subscriber_ip, updated_at, warned_at) INSERT INTO subscription (id, endpoint, key_auth, key_p256dh, user_id, subscriber_ip, updated_at, warned_at)
VALUES (?, ?, ?, ?, ?, ?, ?, ?) VALUES (?, ?, ?, ?, ?, ?, ?, ?)
ON CONFLICT (endpoint) ON CONFLICT (endpoint)
DO UPDATE SET key_auth = excluded.key_auth, key_p256dh = excluded.key_p256dh, user_id = excluded.user_id, subscriber_ip = excluded.subscriber_ip, updated_at = excluded.updated_at, warned_at = excluded.warned_at DO UPDATE SET key_auth = excluded.key_auth, key_p256dh = excluded.key_p256dh, user_id = excluded.user_id, subscriber_ip = excluded.subscriber_ip, updated_at = excluded.updated_at, warned_at = excluded.warned_at
RETURNING id
` `
sqliteUpdateSubscriptionWarningSentQuery = `UPDATE subscription SET warned_at = ? WHERE id = ?` sqliteUpdateSubscriptionWarningSentQuery = `UPDATE subscription SET warned_at = ? WHERE id = ?`
sqliteUpdateSubscriptionUpdatedAtQuery = `UPDATE subscription SET updated_at = ? WHERE endpoint = ?` sqliteUpdateSubscriptionUpdatedAtQuery = `UPDATE subscription SET updated_at = ? WHERE endpoint = ?`