package com.genersoft.iot.vmp.service.impl;
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import com.alibaba.fastjson.JSONArray;
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import com.alibaba.fastjson.JSONObject;
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import com.genersoft.iot.vmp.common.VideoManagerConstants;
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import com.genersoft.iot.vmp.conf.MediaConfig;
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import com.genersoft.iot.vmp.conf.SipConfig;
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import com.genersoft.iot.vmp.gb28181.bean.Device;
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import com.genersoft.iot.vmp.gb28181.session.SsrcConfig;
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import com.genersoft.iot.vmp.gb28181.session.VideoStreamSessionManager;
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import com.genersoft.iot.vmp.media.zlm.ZLMRESTfulUtils;
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import com.genersoft.iot.vmp.media.zlm.ZLMRTPServerFactory;
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import com.genersoft.iot.vmp.media.zlm.ZLMServerConfig;
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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.service.bean.SSRCInfo;
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import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
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import com.genersoft.iot.vmp.storager.dao.MediaServerMapper;
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import com.genersoft.iot.vmp.utils.redis.JedisUtil;
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import com.genersoft.iot.vmp.utils.redis.RedisUtil;
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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.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.boot.CommandLineRunner;
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import org.springframework.core.annotation.Order;
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import org.springframework.stereotype.Service;
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import java.text.SimpleDateFormat;
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import java.util.*;
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/**
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* 媒体服务器节点管理
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*/
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@Service
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@Order(value=2)
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public class MediaServerServiceImpl implements IMediaServerService, CommandLineRunner {
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private final static Logger logger = LoggerFactory.getLogger(MediaServerServiceImpl.class);
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@Autowired
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private SipConfig sipConfig;
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@Value("${server.ssl.enabled:false}")
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private boolean sslEnabled;
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@Value("${server.port}")
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private String serverPort;
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@Autowired
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private MediaConfig mediaConfig;
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@Autowired
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private ZLMRESTfulUtils zlmresTfulUtils;
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@Autowired
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private MediaServerMapper mediaServerMapper;
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@Autowired
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private IRedisCatchStorage redisCatchStorage;
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@Autowired
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private VideoStreamSessionManager streamSession;
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@Autowired
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private ZLMRTPServerFactory zlmrtpServerFactory;
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@Autowired
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private RedisUtil redisUtil;
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@Autowired
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JedisUtil jedisUtil;
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private final SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
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/**
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* 初始化
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*/
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@Override
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public void run(String... args) throws Exception {
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logger.info("Media Server 缓存初始化");
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List<MediaServerItem> mediaServerItemList = mediaServerMapper.queryAll();
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for (MediaServerItem mediaServerItem : mediaServerItemList) {
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// 更新
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if (mediaServerItem.getSsrcConfig() == null) {
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SsrcConfig ssrcConfig = new SsrcConfig(mediaServerItem.getId(), null, sipConfig.getSipDomain());
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mediaServerItem.setSsrcConfig(ssrcConfig);
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redisUtil.set(VideoManagerConstants.MEDIA_SERVER_PREFIX + mediaServerItem.getId(), mediaServerItem);
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}
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// 查询redis是否存在此mediaServer
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String key = VideoManagerConstants.MEDIA_SERVER_PREFIX + mediaServerItem.getId();
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if (!redisUtil.hasKey(key)) {
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redisUtil.set(key, mediaServerItem);
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}
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}
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}
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@Override
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public SSRCInfo openRTPServer(MediaServerItem mediaServerItem, String streamId) {
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if (mediaServerItem == null || mediaServerItem.getId() == null) return null;
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// 获取mediaServer可用的ssrc
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String key = VideoManagerConstants.MEDIA_SERVER_PREFIX + mediaServerItem.getId();
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SsrcConfig ssrcConfig = mediaServerItem.getSsrcConfig();
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if (ssrcConfig == null) {
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logger.info("media server [ {} ] ssrcConfig is null", mediaServerItem.getId());
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return null;
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}else {
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String ssrc = ssrcConfig.getPlaySsrc();
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if (streamId == null) streamId = String.format("%08x", Integer.parseInt(ssrc)).toUpperCase();
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int rtpServerPort = mediaServerItem.getRtpProxyPort();
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if (mediaServerItem.isRtpEnable()) {
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rtpServerPort = zlmrtpServerFactory.createRTPServer(mediaServerItem, streamId);
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}
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redisUtil.set(key, mediaServerItem);
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return new SSRCInfo(rtpServerPort, ssrc, streamId);
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}
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}
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@Override
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public void closeRTPServer(Device device, String channelId) {
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String mediaServerId = streamSession.getMediaServerId(device.getDeviceId(), channelId);
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MediaServerItem mediaServerItem = this.getOne(mediaServerId);
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if (mediaServerItem != null) {
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String streamId = String.format("%s/%s", device.getDeviceId(), channelId);
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zlmrtpServerFactory.closeRTPServer(mediaServerItem, streamId);
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releaseSsrc(mediaServerItem, streamSession.getSSRC(device.getDeviceId(), channelId));
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}
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streamSession.remove(device.getDeviceId(), channelId);
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}
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@Override
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public void releaseSsrc(MediaServerItem mediaServerItem, String ssrc) {
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if (mediaServerItem == null || ssrc == null) return;
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SsrcConfig ssrcConfig = mediaServerItem.getSsrcConfig();
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ssrcConfig.releaseSsrc(ssrc);
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mediaServerItem.setSsrcConfig(ssrcConfig);
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String key = VideoManagerConstants.MEDIA_SERVER_PREFIX + mediaServerItem.getId();
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redisUtil.set(key, mediaServerItem);
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}
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/**
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* zlm 重启后重置他的推流信息， TODO 给正在使用的设备发送停止命令
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* @param mediaServerItem
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*/
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@Override
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public void clearRTPServer(MediaServerItem mediaServerItem) {
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mediaServerItem.setSsrcConfig(new SsrcConfig(mediaServerItem.getId(), null, sipConfig.getSipDomain()));
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redisUtil.zAdd(VideoManagerConstants.MEDIA_SERVERS_ONLINE_PREFIX, mediaServerItem.getId(), 0);
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}
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@Override
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public void update(MediaServerItem mediaSerItem) {
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mediaServerMapper.update(mediaSerItem);
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MediaServerItem mediaServerItemInRedis = getOne(mediaSerItem.getId());
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MediaServerItem mediaServerItemInDataBase = mediaServerMapper.queryOne(mediaSerItem.getId());
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if (mediaServerItemInRedis != null && mediaServerItemInRedis.getSsrcConfig() != null) {
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mediaServerItemInDataBase.setSsrcConfig(mediaServerItemInRedis.getSsrcConfig());
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}else {
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mediaServerItemInDataBase.setSsrcConfig(
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new SsrcConfig(
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mediaServerItemInDataBase.getId(),
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null,
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sipConfig.getSipDomain()
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)
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);
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}
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String key = VideoManagerConstants.MEDIA_SERVER_PREFIX + mediaServerItemInDataBase.getId();
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redisUtil.set(key, mediaServerItemInDataBase);
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}
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@Override
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public List<MediaServerItem> getAll() {
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List<MediaServerItem> result = new ArrayList<>();
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List<Object> mediaServerKeys = redisUtil.scan(String.format("%S*", VideoManagerConstants.MEDIA_SERVER_PREFIX));
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for (int i = 0; i < mediaServerKeys.size(); i++) {
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String key = (String) mediaServerKeys.get(i);
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result.add((MediaServerItem)redisUtil.get(key));
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}
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return result;
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}
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@Override
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public List<MediaServerItem> getAllOnline() {
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String key = VideoManagerConstants.MEDIA_SERVERS_ONLINE_PREFIX;
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Set<String> mediaServerIdSet = redisUtil.zRevRange(key, 0, -1);
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List<MediaServerItem> result = new ArrayList<>();
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if (mediaServerIdSet != null && mediaServerIdSet.size() > 0) {
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for (String mediaServerId : mediaServerIdSet) {
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String serverKey = VideoManagerConstants.MEDIA_SERVER_PREFIX + mediaServerId;
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result.add((MediaServerItem) redisUtil.get(serverKey));
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}
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}
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return result;
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}
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/**
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* 获取单个zlm服务器
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* @param mediaServerId 服务id
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* @return MediaServerItem
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*/
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@Override
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public MediaServerItem getOne(String mediaServerId) {
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if (mediaServerId == null) return null;
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String key = VideoManagerConstants.MEDIA_SERVER_PREFIX + mediaServerId;
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return (MediaServerItem)redisUtil.get(key);
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}
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@Override
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public MediaServerItem getOneByHostAndPort(String host, int port) {
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return mediaServerMapper.queryOneByHostAndPort(host, port);
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}
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@Override
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public void clearMediaServerForOnline() {
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String key = VideoManagerConstants.MEDIA_SERVERS_ONLINE_PREFIX;
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redisUtil.del(key);
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}
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@Override
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public void add(MediaServerItem mediaSerItem) {
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mediaServerMapper.add(mediaSerItem);
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}
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/**
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* 处理zlm上线
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* @param zlmServerConfig zlm上线携带的参数
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*/
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@Override
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public void handLeZLMServerConfig(ZLMServerConfig zlmServerConfig) {
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logger.info("[ {} ]-[ {}:{} ]已连接",
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zlmServerConfig.getGeneralMediaServerId(), zlmServerConfig.getIp(), zlmServerConfig.getHttpPort());
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MediaServerItem serverItem = mediaServerMapper.queryOne(zlmServerConfig.getGeneralMediaServerId());
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if (serverItem == null) {
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serverItem = mediaServerMapper.queryOneByHostAndPort(zlmServerConfig.getIp(), zlmServerConfig.getHttpPort());
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}
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if (zlmServerConfig.getGeneralMediaServerId().equals(mediaConfig.getId())
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|| (zlmServerConfig.getIp().equals(mediaConfig.getIp()) && zlmServerConfig.getHttpPort() == mediaConfig.getHttpPort())) {
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// 配置文件的zlm
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// 如果是配置文件中的zlm。 也就是默认zlm。 一切以配置文件内容为准
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// docker部署不会使用zlm配置的端口号不是默认的则不做更新， 配置修改需要自行修改server配置;
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MediaServerItem serverItemFromConfig = mediaConfig.getMediaSerItem();
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serverItemFromConfig.setId(zlmServerConfig.getGeneralMediaServerId());
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if (mediaConfig.getHttpPort() == 0) serverItemFromConfig.setHttpPort(zlmServerConfig.getHttpPort());
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if (mediaConfig.getHttpSSlPort() == 0) serverItemFromConfig.setHttpSSlPort(zlmServerConfig.getHttpSSLport());
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if (mediaConfig.getRtmpPort() == 0) serverItemFromConfig.setRtmpPort(zlmServerConfig.getRtmpPort());
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if (mediaConfig.getRtmpSSlPort() == 0) serverItemFromConfig.setRtmpSSlPort(zlmServerConfig.getRtmpSslPort());
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if (mediaConfig.getRtspPort() == 0) serverItemFromConfig.setRtspPort(zlmServerConfig.getRtspPort());
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if (mediaConfig.getRtspSSLPort() == 0) serverItemFromConfig.setRtspSSLPort(zlmServerConfig.getRtspSSlport());
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if (mediaConfig.getRtpProxyPort() == 0) serverItemFromConfig.setRtpProxyPort(zlmServerConfig.getRtpProxyPort());
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if (serverItem != null){
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// 可能是同一个zlm但id发生了变化
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if (!serverItem.getId().equals(zlmServerConfig.getGeneralMediaServerId())) {
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mediaServerMapper.delOne(serverItem.getId());
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redisUtil.del(VideoManagerConstants.MEDIA_SERVER_PREFIX + serverItem.getId());
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String key = VideoManagerConstants.MEDIA_SERVER_PREFIX + serverItemFromConfig.getId();
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serverItemFromConfig.setSsrcConfig(new SsrcConfig(serverItemFromConfig.getId(), null, sipConfig.getSipDomain()));
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redisUtil.set(key, serverItemFromConfig);
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mediaServerMapper.add(serverItemFromConfig);
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}else {
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mediaServerMapper.update(serverItemFromConfig);
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}
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}else {
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String key = VideoManagerConstants.MEDIA_SERVER_PREFIX + serverItemFromConfig.getId();
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serverItemFromConfig.setSsrcConfig(new SsrcConfig(serverItemFromConfig.getId(), null, sipConfig.getSipDomain()));
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redisUtil.set(key, serverItemFromConfig);
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mediaServerMapper.add(serverItemFromConfig);
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}
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resetOnlineServerItem(serverItemFromConfig);
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setZLMConfig(serverItemFromConfig);
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}else {
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String now = this.format.format(new Date(System.currentTimeMillis()));
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if (serverItem == null){
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// 一个新的zlm接入wvp
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serverItem = new MediaServerItem(zlmServerConfig, sipConfig.getSipIp());
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serverItem.setCreateTime(now);
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serverItem.setUpdateTime(now);
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String key = VideoManagerConstants.MEDIA_SERVER_PREFIX + serverItem.getId();
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serverItem.setSsrcConfig(new SsrcConfig(serverItem.getId(), null, sipConfig.getSipDomain()));
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redisUtil.set(key, serverItem);
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// 存入数据库
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mediaServerMapper.add(serverItem);
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setZLMConfig(serverItem);
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}
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resetOnlineServerItem(serverItem);
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}
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}
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@Override
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public void resetOnlineServerItem(MediaServerItem serverItem) {
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// 更新缓存
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String key = VideoManagerConstants.MEDIA_SERVERS_ONLINE_PREFIX;
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// 使用zset的分数作为当前并发量， 默认值设置为0
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if (redisUtil.zScore(key, serverItem.getId()) == null) { // 不存在则设置默认值 已存在则重置
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redisUtil.zAdd(key, serverItem.getId(), 0L);
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// 查询服务流数量
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zlmresTfulUtils.getMediaList(serverItem, null, null, "rtmp",(mediaList ->{
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Integer code = mediaList.getInteger("code");
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if (code == 0) {
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JSONArray data = mediaList.getJSONArray("data");
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if (data != null) {
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redisUtil.zAdd(key, serverItem.getId(), data.size());
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}
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}
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}));
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}else {
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clearRTPServer(serverItem);
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}
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}
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@Override
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public void addCount(String mediaServerId) {
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if (mediaServerId == null) return;
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String key = VideoManagerConstants.MEDIA_SERVERS_ONLINE_PREFIX;
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Double aDouble = redisUtil.zScore(key, mediaServerId);
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redisUtil.zIncrScore(key, mediaServerId, 1);
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}
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@Override
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public void removeCount(String mediaServerId) {
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String key = VideoManagerConstants.MEDIA_SERVERS_ONLINE_PREFIX;
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redisUtil.zIncrScore(key, mediaServerId, - 1);
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}
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/**
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* 获取负载最低的节点
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* @return MediaServerItem
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*/
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@Override
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public MediaServerItem getMediaServerForMinimumLoad() {
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String key = VideoManagerConstants.MEDIA_SERVERS_ONLINE_PREFIX;
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if (redisUtil.zSize(key) == null || redisUtil.zSize(key) == 0) {
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logger.info("获取负载最低的节点时无在线节点");
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}
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// 获取分数最低的，及并发最低的
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Set<Object> objects = redisUtil.ZRange(key, 0, -1);
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ArrayList<Object> MediaServerObjectS = new ArrayList<>(objects);
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String mediaServerId = (String)MediaServerObjectS.get(0);
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return getOne(mediaServerId);
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}
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/**
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* 对zlm服务器进行基础配置
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* @param mediaServerItem 服务ID
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*/
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@Override
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public void setZLMConfig(MediaServerItem mediaServerItem) {
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logger.info("[ {} ]-[ {}:{} ]设置zlm",
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mediaServerItem.getId(), mediaServerItem.getIp(), mediaServerItem.getHttpPort());
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String protocol = sslEnabled ? "https" : "http";
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String hookPrex = String.format("%s://%s:%s/index/hook", protocol, mediaServerItem.getHookIp(), serverPort);
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String recordHookPrex = null;
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if (mediaServerItem.getRecordAssistPort() != 0) {
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recordHookPrex = String.format("http://127.0.0.1:%s/api/record", mediaServerItem.getRecordAssistPort());
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}
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Map<String, Object> param = new HashMap<>();
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param.put("api.secret",mediaServerItem.getSecret()); // -profile:v Baseline
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param.put("ffmpeg.cmd","%s -fflags nobuffer -i %s -c:a aac -strict -2 -ar 44100 -ab 48k -c:v libx264 -f flv %s");
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param.put("hook.enable","1");
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param.put("hook.on_flow_report","");
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param.put("hook.on_play",String.format("%s/on_play", hookPrex));
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param.put("hook.on_http_access","");
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param.put("hook.on_publish", String.format("%s/on_publish", hookPrex));
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param.put("hook.on_record_mp4",recordHookPrex != null? String.format("%s/on_record_mp4", recordHookPrex): "");
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param.put("hook.on_record_ts","");
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param.put("hook.on_rtsp_auth","");
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param.put("hook.on_rtsp_realm","");
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param.put("hook.on_server_started",String.format("%s/on_server_started", hookPrex));
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param.put("hook.on_shell_login",String.format("%s/on_shell_login", hookPrex));
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param.put("hook.on_stream_changed",String.format("%s/on_stream_changed", hookPrex));
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param.put("hook.on_stream_none_reader",String.format("%s/on_stream_none_reader", hookPrex));
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param.put("hook.on_stream_not_found",String.format("%s/on_stream_not_found", hookPrex));
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param.put("hook.timeoutSec","20");
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param.put("general.streamNoneReaderDelayMS","-1".equals(mediaServerItem.getStreamNoneReaderDelayMS())?"3600000":mediaServerItem.getStreamNoneReaderDelayMS() );
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JSONObject responseJSON = zlmresTfulUtils.setServerConfig(mediaServerItem, param);
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if (responseJSON != null && responseJSON.getInteger("code") == 0) {
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logger.info("[ {} ]-[ {}:{} ]设置zlm成功",
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mediaServerItem.getId(), mediaServerItem.getIp(), mediaServerItem.getHttpPort());
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}else {
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logger.info("[ {} ]-[ {}:{} ]设置zlm失败",
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mediaServerItem.getId(), mediaServerItem.getIp(), mediaServerItem.getHttpPort());
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}
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}
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}
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