package com.genersoft.iot.vmp.gb28181.transmit.event.request.impl;
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import com.genersoft.iot.vmp.common.StreamInfo;
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import com.genersoft.iot.vmp.gb28181.bean.SendRtpItem;
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import com.genersoft.iot.vmp.gb28181.transmit.SIPProcessorObserver;
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import com.genersoft.iot.vmp.gb28181.transmit.event.request.ISIPRequestProcessor;
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import com.genersoft.iot.vmp.gb28181.transmit.event.request.SIPRequestProcessorParent;
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import com.genersoft.iot.vmp.media.zlm.ZLMRTPServerFactory;
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import com.genersoft.iot.vmp.media.zlm.dto.MediaServerItem;
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import com.genersoft.iot.vmp.service.IMediaServerService;
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import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.InitializingBean;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import javax.sip.Dialog;
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import javax.sip.DialogState;
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import javax.sip.RequestEvent;
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import javax.sip.address.SipURI;
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import javax.sip.header.FromHeader;
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import javax.sip.header.HeaderAddress;
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import javax.sip.header.ToHeader;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* SIP命令类型： ACK请求
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*/
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@Component
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public class AckRequestProcessor extends SIPRequestProcessorParent implements InitializingBean, ISIPRequestProcessor {
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private Logger logger = LoggerFactory.getLogger(AckRequestProcessor.class);
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private String method = "ACK";
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@Autowired
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private SIPProcessorObserver sipProcessorObserver;
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@Override
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public void afterPropertiesSet() throws Exception {
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// 添加消息处理的订阅
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sipProcessorObserver.addRequestProcessor(method, this);
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}
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@Autowired
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private IRedisCatchStorage redisCatchStorage;
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@Autowired
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private ZLMRTPServerFactory zlmrtpServerFactory;
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@Autowired
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private IMediaServerService mediaServerService;
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/**
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* 处理 ACK请求
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*
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* @param evt
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*/
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@Override
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public void process(RequestEvent evt) {
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Dialog dialog = evt.getDialog();
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if (dialog == null) return;
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if (dialog.getState()== DialogState.CONFIRMED) {
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String platformGbId = ((SipURI) ((HeaderAddress) evt.getRequest().getHeader(FromHeader.NAME)).getAddress().getURI()).getUser();
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String channelId = ((SipURI) ((HeaderAddress) evt.getRequest().getHeader(ToHeader.NAME)).getAddress().getURI()).getUser();
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SendRtpItem sendRtpItem = redisCatchStorage.querySendRTPServer(platformGbId, channelId);
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String is_Udp = sendRtpItem.isTcp() ? "0" : "1";
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String deviceId = sendRtpItem.getDeviceId();
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StreamInfo streamInfo = null;
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if (deviceId == null) {
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streamInfo = new StreamInfo();
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streamInfo.setApp(sendRtpItem.getApp());
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streamInfo.setStream(sendRtpItem.getStreamId());
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}else {
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streamInfo = redisCatchStorage.queryPlayByDevice(deviceId, channelId);
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sendRtpItem.setStreamId(streamInfo.getStream());
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streamInfo.setApp("rtp");
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}
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redisCatchStorage.updateSendRTPSever(sendRtpItem);
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logger.info(platformGbId);
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logger.info(channelId);
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Map<String, Object> param = new HashMap<>();
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param.put("vhost","__defaultVhost__");
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param.put("app",streamInfo.getApp());
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param.put("stream",streamInfo.getStream());
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param.put("ssrc", sendRtpItem.getSsrc());
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param.put("dst_url",sendRtpItem.getIp());
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param.put("dst_port", sendRtpItem.getPort());
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param.put("is_udp", is_Udp);
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//param.put ("src_port", sendRtpItem.getLocalPort());
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// 设备推流查询，成功后才能转推
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boolean rtpPushed = false;
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long startTime = System.currentTimeMillis();
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while (!rtpPushed) {
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try {
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if (System.currentTimeMillis() - startTime < 30 * 1000) {
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MediaServerItem mediaInfo = mediaServerService.getOne(sendRtpItem.getMediaServerId());
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if (zlmrtpServerFactory.isStreamReady(mediaInfo, streamInfo.getApp(), streamInfo.getStream())) {
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rtpPushed = true;
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logger.info("已获取设备推流[{}/{}]，开始向上级推流[{}:{}]",
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streamInfo.getApp() ,streamInfo.getStream(), sendRtpItem.getIp(), sendRtpItem.getPort());
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zlmrtpServerFactory.startSendRtpStream(mediaInfo, param);
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} else {
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logger.info("等待设备推流[{}/{}].......",
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streamInfo.getApp() ,streamInfo.getStream());
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Thread.sleep(1000);
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continue;
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}
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} else {
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rtpPushed = true;
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logger.info("设备推流[{}/{}]超时，终止向上级推流",
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streamInfo.getApp() ,streamInfo.getStream());
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}
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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}
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}
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}
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}
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