Manager: convert DB integrity check to sqlc

Convert the database integrity check from GORM to sqlc.

No functional changes.

Ref: #104305

internal/manager/persistence/integrity.go

@@ -16,10 +16,6 @@ const (
 	integrityCheckTimeout = 10 * time.Second
 )
 
-type PragmaIntegrityCheckResult struct {
-	Description string `gorm:"column:integrity_check"`
-}
-
 type PragmaForeignKeyCheckResult struct {
 	Table  string `gorm:"column:table"`
 	RowID  int    `gorm:"column:rowid"`
@@ -93,13 +89,15 @@ func (db *DB) performIntegrityCheck(ctx context.Context) (ok bool) {
 //
 // See https: //www.sqlite.org/pragma.html#pragma_integrity_check
 func (db *DB) pragmaIntegrityCheck(ctx context.Context) (ok bool) {
-	var issues []PragmaIntegrityCheckResult
+	queries, err := db.queries()
+	if err != nil {
+		log.Error().Err(err).Msg("database: could not obtain queries object")
+		return false
+	}
 
-	tx := db.gormDB.WithContext(ctx).
+	issues, err := queries.PragmaIntegrityCheck(ctx)
-		Raw("PRAGMA integrity_check").
+	if err != nil {
-		Scan(&issues)
+		log.Error().Err(err).Msg("database: error checking integrity")
-	if tx.Error != nil {
-		log.Error().Err(tx.Error).Msg("database: error checking integrity")
 		return false
 	}
 

internal/manager/persistence/sqlc/integrity.go

@@ -0,0 +1,40 @@
+// Code MANUALLY written to extend the SQLC interface with some extra functions.
+//
+// This is to work around https://github.com/sqlc-dev/sqlc/issues/3237
+
+package sqlc
+
+import (
+	"context"
+)
+
+const pragmaIntegrityCheck = `PRAGMA integrity_check`
+
+type PragmaIntegrityCheckResult struct {
+	Description string
+}
+
+func (q *Queries) PragmaIntegrityCheck(ctx context.Context) ([]PragmaIntegrityCheckResult, error) {
+	rows, err := q.db.QueryContext(ctx, pragmaIntegrityCheck)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []PragmaIntegrityCheckResult
+	for rows.Next() {
+		var i PragmaIntegrityCheckResult
+		if err := rows.Scan(
+			&i.Description,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}