Function _PersistenceEventHandler

src/module_event_handlers.c:309–334

server persistence event handler

// server persistence event handler
static void _PersistenceEventHandler(RedisModuleCtx *ctx, RedisModuleEvent eid,
		uint64_t subevent, void *data) {
	if(INTERMEDIATE_GRAPHS) {
		// check for half-baked graphs
		// indicated by `aux_field_counter` > 0
		// in such case we do not want to either perform backup nor do we want to
		// synchronize our replica, as such we're aborting by existing
		// assuming we're running on a fork process
		if(Globals_Get_ProcessIsChild()) {
			// intermediate graph(s) detected, exit!
			RedisModule_Log(NULL, REDISMODULE_LOGLEVEL_WARNING,
					"RedisGraph - aborting BGSAVE, detected intermediate graph(s)");

			exit(255);
		} else {
			// don't mess with the keyspace if we have half-baked graphs
			return;
		}
	}

	if(_IsEventPersistenceStart(eid, subevent)) {
		_CreateKeySpaceMetaKeys(ctx);
	} else if(_IsEventPersistenceEnd(eid, subevent)) {
		_ClearKeySpaceMetaKeys(ctx, false);
	}
}

// Perform clean-up upon server shutdown.
static void _ShutdownEventHandler