Tolerate if the database is (shorty) locked when trying to restore JS…

…ON tables to the gravity database

Signed-off-by: DL6ER <dl6er@dl6er.de>

src/api/teleporter.c

@@ -461,6 +461,11 @@ static bool import_json_table(cJSON *json, struct teleporter_files *file)
 		return false;
 	}
 
+	// Set busy timeout to 1 second to access the database in a
+	// multi-threaded environment
+	if(sqlite3_busy_timeout(db, 1000) != SQLITE_OK)
+		log_warn("import_json_table(%s): Unable to set busy timeout: %s", file->filename, sqlite3_errmsg(db));
+
 	// Disable foreign key constraints
 	if(sqlite3_exec(db, "PRAGMA foreign_keys = OFF;", NULL, NULL, NULL) != SQLITE_OK)
 	{