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fix: set sqlite txlock=immediate to prevent mid-transaction lock upgrades

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mkelvers
2026-06-16 15:28:17 +02:00
committed by Milas Holsting
parent 43a1fff446
commit 795bbe825f
1 changed files with 3 additions and 1 deletions
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4
internal/db/sqlite.go
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@@ -13,7 +13,9 @@ import (
func Open(dbFile string) (*sql.DB, error) { func Open(dbFile string) (*sql.DB, error) {
// busy_timeout avoids immediate SQLITE_BUSY errors under concurrent access. // busy_timeout avoids immediate SQLITE_BUSY errors under concurrent access.
// foreign_keys ensures FK constraints are enforced for this connection. // foreign_keys ensures FK constraints are enforced for this connection.
db, err := sql.Open("sqlite3", fmt.Sprintf("file:%s?_foreign_keys=on&_busy_timeout=5000", dbFile)) // txlock=immediate acquires SQLite's write lock when a transaction starts,
// which avoids deferred read->write lock upgrades failing mid-transaction.
db, err := sql.Open("sqlite3", fmt.Sprintf("file:%s?_foreign_keys=on&_busy_timeout=5000&_txlock=immediate", dbFile))
if err != nil { if err != nil {
return nil, fmt.Errorf("failed to open db: %w", err) return nil, fmt.Errorf("failed to open db: %w", err)
} }