优化更新通道中父结点的判断

648540858

2023-06-30 c9164330424180cc8b35f4c4adc3e4a57101f812

 src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRTPServerFactory.java

@@ -6,7 +6,11 @@
import com.genersoft.iot.vmp.common.CommonCallback;
import com.genersoft.iot.vmp.conf.UserSetting;
import com.genersoft.iot.vmp.gb28181.bean.SendRtpItem;
import com.genersoft.iot.vmp.media.zlm.dto.*;
import com.genersoft.iot.vmp.media.zlm.dto.HookSubscribeFactory;
import com.genersoft.iot.vmp.media.zlm.dto.HookSubscribeForRtpServerTimeout;
import com.genersoft.iot.vmp.media.zlm.dto.MediaServerItem;
import com.genersoft.iot.vmp.media.zlm.dto.hook.HookParam;
import com.genersoft.iot.vmp.media.zlm.dto.hook.OnRtpServerTimeoutHookParam;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
@@ -217,13 +221,14 @@
     * @param tcp 是否为tcp
     * @return SendRtpItem
     */
    public SendRtpItem createSendRtpItem(MediaServerItem serverItem, String ip, int port, String ssrc, String platformId, String deviceId, String channelId, boolean tcp, boolean rtcp){
    public SendRtpItem createSendRtpItem(MediaServerItem serverItem, String ip, int port, String ssrc, String platformId,
                                         String deviceId, String channelId, boolean tcp, boolean rtcp, KeepPortCallback callback){

        // 默认为随机端口
        int localPort = 0;
        if (userSetting.getGbSendStreamStrict()) {
            if (userSetting.getGbSendStreamStrict()) {
                localPort = keepPort(serverItem, ssrc);
                localPort = keepPort(serverItem, ssrc, localPort, callback);
                if (localPort == 0) {
                    return null;
                }
@@ -255,11 +260,12 @@
     * @param tcp 是否为tcp
     * @return SendRtpItem
     */
    public SendRtpItem createSendRtpItem(MediaServerItem serverItem, String ip, int port, String ssrc, String platformId, String app, String stream, String channelId, boolean tcp, boolean rtcp){
    public SendRtpItem createSendRtpItem(MediaServerItem serverItem, String ip, int port, String ssrc, String platformId,
                                         String app, String stream, String channelId, boolean tcp, boolean rtcp, KeepPortCallback callback){
        // 默认为随机端口
        int localPort = 0;
        if (userSetting.getGbSendStreamStrict()) {
            localPort = keepPort(serverItem, ssrc);
            localPort = keepPort(serverItem, ssrc, localPort, callback);
            if (localPort == 0) {
                return null;
            }
@@ -280,33 +286,44 @@
        return sendRtpItem;
    }

    public interface KeepPortCallback{
        Boolean keep(String ssrc);
    }

    /**
     * 保持端口，直到需要需要发流时再释放
     */
    public int keepPort(MediaServerItem serverItem, String ssrc) {
        int localPort = 0;
    public int keepPort(MediaServerItem serverItem, String ssrc, int localPort, KeepPortCallback keepPortCallback) {
        Map<String, Object> param = new HashMap<>(3);
        param.put("port", 0);
        param.put("port", localPort);
        param.put("enable_tcp", 1);
        param.put("stream_id", ssrc);
        JSONObject jsonObject = zlmresTfulUtils.openRtpServer(serverItem, param);
        if (jsonObject.getInteger("code") == 0) {
            localPort = jsonObject.getInteger("port");
            HookSubscribeForRtpServerTimeout hookSubscribeForRtpServerTimeout = HookSubscribeFactory.on_rtp_server_timeout(ssrc, null, serverItem.getId());
            // 订阅 zlm启动事件, 新的zlm也会从这里进入系统
            Integer finalLocalPort = localPort;
            hookSubscribe.addSubscribe(hookSubscribeForRtpServerTimeout,
                    (MediaServerItem mediaServerItem, JSONObject response)->{
                        logger.info("[上级点播] {}->监听端口到期继续保持监听", ssrc);
                        int port = keepPort(serverItem, ssrc);
                        if (port == 0) {
                            logger.info("[上级点播] {}->监听端口失败，移除监听", ssrc);
                            hookSubscribe.removeSubscribe(hookSubscribeForRtpServerTimeout);
                    (MediaServerItem mediaServerItem, HookParam hookParam)->{
                        logger.info("[上级点播] {}->监听端口到期继续保持监听: {}", ssrc, finalLocalPort);
                        OnRtpServerTimeoutHookParam rtpServerTimeoutHookParam = (OnRtpServerTimeoutHookParam) hookParam;
                        if (ssrc.equals(rtpServerTimeoutHookParam.getSsrc())) {
                            if (keepPortCallback.keep(ssrc)) {
                                logger.info("[上级点播] {}->监听端口到期继续保持监听", ssrc);
                                keepPort(serverItem, ssrc, finalLocalPort, keepPortCallback);
                            }else {
                                logger.info("[上级点播] {}->发送取消，无需继续监听", ssrc);
                                releasePort(serverItem, ssrc);
                            }
                        }
                    });
            logger.info("[上级点播] {}->监听端口: {}", ssrc, localPort);
            return localPort;
        }else {
            logger.info("[上级点播] 监听端口失败: {}", ssrc);
            logger.info("[上级点播] 监听端口失败: {}->{}", ssrc, localPort);
            return 0;
        }
        return localPort;
    }

    /**