StreamProxyServiceImpl.java
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package com.genersoft.iot.vmp.service.impl;
import com.alibaba.fastjson2.JSONArray;
import com.alibaba.fastjson2.JSONObject;
import com.baomidou.dynamic.datasource.annotation.DS;
import com.genersoft.iot.vmp.common.GeneralCallback;
import com.genersoft.iot.vmp.common.StreamInfo;
import com.genersoft.iot.vmp.conf.DynamicTask;
import com.genersoft.iot.vmp.conf.UserSetting;
import com.genersoft.iot.vmp.conf.exception.ControllerException;
import com.genersoft.iot.vmp.gb28181.event.EventPublisher;
import com.genersoft.iot.vmp.gb28181.event.subscribe.catalog.CatalogEvent;
import com.genersoft.iot.vmp.media.zlm.ZLMRESTfulUtils;
import com.genersoft.iot.vmp.media.zlm.ZLMServerFactory;
import com.genersoft.iot.vmp.media.zlm.ZlmHttpHookSubscribe;
import com.genersoft.iot.vmp.media.zlm.dto.HookSubscribeFactory;
import com.genersoft.iot.vmp.media.zlm.dto.HookSubscribeForStreamChange;
import com.genersoft.iot.vmp.media.zlm.dto.MediaServerItem;
import com.genersoft.iot.vmp.media.zlm.dto.StreamProxyItem;
import com.genersoft.iot.vmp.media.zlm.dto.hook.OnStreamChangedHookParam;
import com.genersoft.iot.vmp.service.IGbStreamService;
import com.genersoft.iot.vmp.service.IMediaServerService;
import com.genersoft.iot.vmp.service.IMediaService;
import com.genersoft.iot.vmp.service.IStreamProxyService;
import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
import com.genersoft.iot.vmp.storager.IVideoManagerStorage;
import com.genersoft.iot.vmp.storager.dao.GbStreamMapper;
import com.genersoft.iot.vmp.storager.dao.ParentPlatformMapper;
import com.genersoft.iot.vmp.storager.dao.PlatformGbStreamMapper;
import com.genersoft.iot.vmp.storager.dao.StreamProxyMapper;
import com.genersoft.iot.vmp.utils.DateUtil;
import com.genersoft.iot.vmp.vmanager.bean.ErrorCode;
import com.genersoft.iot.vmp.vmanager.bean.ResourceBaseInfo;
import com.github.pagehelper.PageInfo;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jdbc.datasource.DataSourceTransactionManager;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Service;
import org.springframework.transaction.TransactionDefinition;
import org.springframework.transaction.TransactionStatus;
import org.springframework.util.CollectionUtils;
import org.springframework.util.ObjectUtils;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import java.util.function.Function;
import java.util.stream.Collectors;
/**
* 视频代理业务
*/
@Service
@DS("master")
public class StreamProxyServiceImpl implements IStreamProxyService {
private final static Logger logger = LoggerFactory.getLogger(StreamProxyServiceImpl.class);
@Autowired
private IVideoManagerStorage videoManagerStorager;
@Autowired
private IMediaService mediaService;
@Autowired
private ZLMRESTfulUtils zlmresTfulUtils;
@Autowired
private ZLMServerFactory zlmServerFactory;
@Autowired
private StreamProxyMapper streamProxyMapper;
@Autowired
private IRedisCatchStorage redisCatchStorage;
@Autowired
private IVideoManagerStorage storager;
@Autowired
private UserSetting userSetting;
@Autowired
private GbStreamMapper gbStreamMapper;
@Autowired
private PlatformGbStreamMapper platformGbStreamMapper;
@Autowired
private IGbStreamService gbStreamService;
@Autowired
private IMediaServerService mediaServerService;
@Autowired
private ZlmHttpHookSubscribe hookSubscribe;
@Autowired
private DynamicTask dynamicTask;
@Autowired
DataSourceTransactionManager dataSourceTransactionManager;
@Autowired
TransactionDefinition transactionDefinition;
@Override
public void save(StreamProxyItem param, GeneralCallback<StreamInfo> callback) {
MediaServerItem mediaInfo;
if (ObjectUtils.isEmpty(param.getMediaServerId()) || "auto".equals(param.getMediaServerId())){
mediaInfo = mediaServerService.getMediaServerForMinimumLoad(null);
}else {
mediaInfo = mediaServerService.getOne(param.getMediaServerId());
}
if (mediaInfo == null) {
logger.warn("保存代理未找到在线的ZLM...");
throw new ControllerException(ErrorCode.ERROR100.getCode(), "保存代理未找到在线的ZLM");
}
String dstUrl;
if ("ffmpeg".equalsIgnoreCase(param.getType())) {
JSONObject jsonObject = zlmresTfulUtils.getMediaServerConfig(mediaInfo);
if (jsonObject.getInteger("code") != 0) {
throw new ControllerException(ErrorCode.ERROR100.getCode(), "获取流媒体配置失败");
}
JSONArray dataArray = jsonObject.getJSONArray("data");
JSONObject mediaServerConfig = dataArray.getJSONObject(0);
if (ObjectUtils.isEmpty(param.getFfmpegCmdKey())) {
param.setFfmpegCmdKey("ffmpeg.cmd");
}
String ffmpegCmd = mediaServerConfig.getString(param.getFfmpegCmdKey());
if (ffmpegCmd == null) {
throw new ControllerException(ErrorCode.ERROR100.getCode(), "ffmpeg拉流代理无法获取ffmpeg cmd");
}
String schema = getSchemaFromFFmpegCmd(ffmpegCmd);
if (schema == null) {
throw new ControllerException(ErrorCode.ERROR100.getCode(), "ffmpeg拉流代理无法从ffmpeg cmd中获取到输出格式");
}
int port;
String schemaForUri;
if (schema.equalsIgnoreCase("rtsp")) {
port = mediaInfo.getRtspPort();
schemaForUri = schema;
}else if (schema.equalsIgnoreCase("flv")) {
port = mediaInfo.getRtmpPort();
schemaForUri = schema;
}else {
port = mediaInfo.getRtmpPort();
schemaForUri = schema;
}
dstUrl = String.format("%s://%s:%s/%s/%s", schemaForUri, "127.0.0.1", port, param.getApp(),
param.getStream());
}else {
dstUrl = String.format("rtsp://%s:%s/%s/%s", "127.0.0.1", mediaInfo.getRtspPort(), param.getApp(),
param.getStream());
}
param.setDstUrl(dstUrl);
logger.info("[拉流代理] 输出地址为：{}", dstUrl);
param.setMediaServerId(mediaInfo.getId());
boolean saveResult;
// 更新
if (videoManagerStorager.queryStreamProxy(param.getApp(), param.getStream()) != null) {
saveResult = updateStreamProxy(param);
}else { // 新增
saveResult = addStreamProxy(param);
}
if (!saveResult) {
callback.run(ErrorCode.ERROR100.getCode(), "保存失败", null);
return;
}
HookSubscribeForStreamChange hookSubscribeForStreamChange = HookSubscribeFactory.on_stream_changed(param.getApp(), param.getStream(), true, "rtsp", mediaInfo.getId());
hookSubscribe.addSubscribe(hookSubscribeForStreamChange, (mediaServerItem, response) -> {
StreamInfo streamInfo = mediaService.getStreamInfoByAppAndStream(
mediaInfo, param.getApp(), param.getStream(), null, null);
callback.run(ErrorCode.SUCCESS.getCode(), ErrorCode.SUCCESS.getMsg(), streamInfo);
});
if (param.isEnable()) {
String talkKey = UUID.randomUUID().toString();
String delayTalkKey = UUID.randomUUID().toString();
dynamicTask.startDelay(delayTalkKey, ()->{
StreamInfo streamInfo = mediaService.getStreamInfoByAppAndStreamWithCheck(param.getApp(), param.getStream(), mediaInfo.getId(), false);
if (streamInfo != null) {
callback.run(ErrorCode.SUCCESS.getCode(), ErrorCode.SUCCESS.getMsg(), streamInfo);
}else {
dynamicTask.stop(talkKey);
callback.run(ErrorCode.ERROR100.getCode(), "超时", null);
}
}, 7000);
JSONObject jsonObject = addStreamProxyToZlm(param);
if (jsonObject != null && jsonObject.getInteger("code") == 0) {
hookSubscribe.removeSubscribe(hookSubscribeForStreamChange);
dynamicTask.stop(talkKey);
StreamInfo streamInfo = mediaService.getStreamInfoByAppAndStream(
mediaInfo, param.getApp(), param.getStream(), null, null);
callback.run(ErrorCode.SUCCESS.getCode(), ErrorCode.SUCCESS.getMsg(), streamInfo);
}else {
param.setEnable(false);
// 直接移除
if (param.isEnableRemoveNoneReader()) {
del(param.getApp(), param.getStream());
}else {
updateStreamProxy(param);
}
if (jsonObject == null){
callback.run(ErrorCode.ERROR100.getCode(), "记录已保存，启用失败", null);
}else {
callback.run(ErrorCode.ERROR100.getCode(), jsonObject.getString("msg"), null);
}
}
}
else{
StreamInfo streamInfo = mediaService.getStreamInfoByAppAndStream(
mediaInfo, param.getApp(), param.getStream(), null, null);
callback.run(ErrorCode.SUCCESS.getCode(), ErrorCode.SUCCESS.getMsg(), streamInfo);
}
}
private String getSchemaFromFFmpegCmd(String ffmpegCmd) {
ffmpegCmd = ffmpegCmd.replaceAll(" + ", " ");
String[] paramArray = ffmpegCmd.split(" ");
if (paramArray.length == 0) {
return null;
}
for (int i = 0; i < paramArray.length; i++) {
if (paramArray[i].equalsIgnoreCase("-f")) {
if (i + 1 < paramArray.length - 1) {
return paramArray[i+1];
}else {
return null;
}
}
}
return null;
}
/**
* 新增代理流
* @param streamProxyItem
* @return
*/
private boolean addStreamProxy(StreamProxyItem streamProxyItem) {
TransactionStatus transactionStatus = dataSourceTransactionManager.getTransaction(transactionDefinition);
boolean result = false;
streamProxyItem.setStreamType("proxy");
streamProxyItem.setStatus(true);
String now = DateUtil.getNow();
streamProxyItem.setCreateTime(now);
try {
if (streamProxyMapper.add(streamProxyItem) > 0) {
if (!ObjectUtils.isEmpty(streamProxyItem.getGbId())) {
if (gbStreamMapper.add(streamProxyItem) < 0) {
//事务回滚
dataSourceTransactionManager.rollback(transactionStatus);
return false;
}
}
}else {
//事务回滚
dataSourceTransactionManager.rollback(transactionStatus);
return false;
}
result = true;
dataSourceTransactionManager.commit(transactionStatus); //手动提交
}catch (Exception e) {
logger.error("向数据库添加流代理失败：", e);
dataSourceTransactionManager.rollback(transactionStatus);
}
return result;
}
/**
* 更新代理流
* @param streamProxyItem
* @return
*/
@Override
public boolean updateStreamProxy(StreamProxyItem streamProxyItem) {
TransactionStatus transactionStatus = dataSourceTransactionManager.getTransaction(transactionDefinition);
boolean result = false;
streamProxyItem.setStreamType("proxy");
try {
if (streamProxyMapper.update(streamProxyItem) > 0) {
if (!ObjectUtils.isEmpty(streamProxyItem.getGbId())) {
if (gbStreamMapper.updateByAppAndStream(streamProxyItem) == 0) {
//事务回滚
dataSourceTransactionManager.rollback(transactionStatus);
return false;
}
}
} else {
//事务回滚
dataSourceTransactionManager.rollback(transactionStatus);
return false;
}
dataSourceTransactionManager.commit(transactionStatus); //手动提交
result = true;
}catch (Exception e) {
logger.error("未处理的异常 ", e);
dataSourceTransactionManager.rollback(transactionStatus);
}
return result;
}
@Override
public JSONObject addStreamProxyToZlm(StreamProxyItem param) {
JSONObject result = null;
MediaServerItem mediaServerItem = null;
if (param.getMediaServerId() == null) {
logger.warn("添加代理时MediaServerId 为null");
return null;
}else {
mediaServerItem = mediaServerService.getOne(param.getMediaServerId());
}
if (mediaServerItem == null) {
return null;
}
if (zlmServerFactory.isStreamReady(mediaServerItem, param.getApp(), param.getStream())) {
zlmresTfulUtils.closeStreams(mediaServerItem, param.getApp(), param.getStream());
}
if ("ffmpeg".equalsIgnoreCase(param.getType())){
result = zlmresTfulUtils.addFFmpegSource(mediaServerItem, param.getSrcUrl().trim(), param.getDstUrl(),
param.getTimeoutMs() + "", param.isEnableAudio(), param.isEnableMp4(),
param.getFfmpegCmdKey());
}else {
result = zlmresTfulUtils.addStreamProxy(mediaServerItem, param.getApp(), param.getStream(), param.getUrl().trim(),
param.isEnableAudio(), param.isEnableMp4(), param.getRtpType());
}
System.out.println("addStreamProxyToZlm====");
System.out.println(result);
if (result != null && result.getInteger("code") == 0) {
JSONObject data = result.getJSONObject("data");
if (data == null) {
logger.warn("[获取拉流代理的结果数据Data] 失败： {}", result );
return result;
}
String key = data.getString("key");
if (key == null) {
logger.warn("[获取拉流代理的结果数据Data中的KEY] 失败： {}", result );
return result;
}
param.setStreamKey(key);
streamProxyMapper.update(param);
}
return result;
}
@Override
public JSONObject removeStreamProxyFromZlm(StreamProxyItem param) {
if (param ==null) {
return null;
}
MediaServerItem mediaServerItem = mediaServerService.getOne(param.getMediaServerId());
JSONObject result = null;
if ("ffmpeg".equalsIgnoreCase(param.getType())){
result = zlmresTfulUtils.delFFmpegSource(mediaServerItem, param.getStreamKey());
}else {
result = zlmresTfulUtils.delStreamProxy(mediaServerItem, param.getStreamKey());
}
return result;
}
@Override
public PageInfo<StreamProxyItem> getAll(Integer page, Integer count) {
return videoManagerStorager.queryStreamProxyList(page, count);
}
@Override
public void del(String app, String stream) {
StreamProxyItem streamProxyItem = videoManagerStorager.queryStreamProxy(app, stream);
if (streamProxyItem != null) {
gbStreamService.sendCatalogMsg(streamProxyItem, CatalogEvent.DEL);
// 如果关联了国标那么移除关联
platformGbStreamMapper.delByAppAndStream(app, stream);
gbStreamMapper.del(app, stream);
videoManagerStorager.deleteStreamProxy(app, stream);
redisCatchStorage.removeStream(streamProxyItem.getMediaServerId(), "PULL", app, stream);
JSONObject jsonObject = removeStreamProxyFromZlm(streamProxyItem);
if (jsonObject != null && jsonObject.getInteger("code") == 0) {
logger.info("[移除代理]： 代理： {}/{}, 从zlm移除成功", app, stream);
}else {
logger.info("[移除代理]： 代理： {}/{}, 从zlm移除失败", app, stream);
}
}
}
@Override
public boolean start(String app, String stream) {
boolean result = false;
StreamProxyItem streamProxy = videoManagerStorager.queryStreamProxy(app, stream);
if (streamProxy != null && !streamProxy.isEnable() ) {
JSONObject jsonObject = addStreamProxyToZlm(streamProxy);
if (jsonObject == null) {
return false;
}
if (jsonObject.getInteger("code") == 0) {
result = true;
streamProxy.setEnable(true);
updateStreamProxy(streamProxy);
}else {
logger.info("启用代理失败： {}/{}->{}({})", app, stream, jsonObject.getString("msg"),
streamProxy.getSrcUrl() == null? streamProxy.getUrl():streamProxy.getSrcUrl());
}
} else if (streamProxy != null && streamProxy.isEnable()) {
return true ;
}
return result;
}
@Override
public boolean stop(String app, String stream) {
boolean result = false;
StreamProxyItem streamProxyDto = videoManagerStorager.queryStreamProxy(app, stream);
if (streamProxyDto != null && streamProxyDto.isEnable()) {
JSONObject jsonObject = removeStreamProxyFromZlm(streamProxyDto);
if (jsonObject != null && jsonObject.getInteger("code") == 0) {
streamProxyDto.setEnable(false);
result = updateStreamProxy(streamProxyDto);
}
}
return result;
}
@Override
public JSONObject getFFmpegCMDs(MediaServerItem mediaServerItem) {
JSONObject result = new JSONObject();
JSONObject mediaServerConfigResuly = zlmresTfulUtils.getMediaServerConfig(mediaServerItem);
if (mediaServerConfigResuly != null && mediaServerConfigResuly.getInteger("code") == 0
&& mediaServerConfigResuly.getJSONArray("data").size() > 0){
JSONObject mediaServerConfig = mediaServerConfigResuly.getJSONArray("data").getJSONObject(0);
for (String key : mediaServerConfig.keySet()) {
if (key.startsWith("ffmpeg.cmd")){
result.put(key, mediaServerConfig.getString(key));
}
}
}
return result;
}
@Override
public StreamProxyItem getStreamProxyByAppAndStream(String app, String streamId) {
return videoManagerStorager.getStreamProxyByAppAndStream(app, streamId);
}
@Override
public void zlmServerOnline(String mediaServerId) {
// 移除开启了无人观看自动移除的流
List<StreamProxyItem> streamProxyItemList = streamProxyMapper.selectAutoRemoveItemByMediaServerId(mediaServerId);
if (streamProxyItemList.size() > 0) {
gbStreamMapper.batchDel(streamProxyItemList);
}
streamProxyMapper.deleteAutoRemoveItemByMediaServerId(mediaServerId);
// 移除拉流代理生成的流信息
syncPullStream(mediaServerId);
// 恢复流代理, 只查找这个这个流媒体
List<StreamProxyItem> streamProxyListForEnable = storager.getStreamProxyListForEnableInMediaServer(
mediaServerId, true);
for (StreamProxyItem streamProxyDto : streamProxyListForEnable) {
logger.info("恢复流代理，" + streamProxyDto.getApp() + "/" + streamProxyDto.getStream());
JSONObject jsonObject = addStreamProxyToZlm(streamProxyDto);
if (jsonObject == null) {
// 设置为离线
logger.info("恢复流代理失败" + streamProxyDto.getApp() + "/" + streamProxyDto.getStream());
updateStatus(false, streamProxyDto.getApp(), streamProxyDto.getStream());
}else {
updateStatus(true, streamProxyDto.getApp(), streamProxyDto.getStream());
}
}
}
@Override
public void zlmServerOffline(String mediaServerId) {
// 移除开启了无人观看自动移除的流
List<StreamProxyItem> streamProxyItemList = streamProxyMapper.selectAutoRemoveItemByMediaServerId(mediaServerId);
if (streamProxyItemList.size() > 0) {
gbStreamMapper.batchDel(streamProxyItemList);
}
streamProxyMapper.deleteAutoRemoveItemByMediaServerId(mediaServerId);
// 其他的流设置离线
streamProxyMapper.updateStatusByMediaServerId(mediaServerId, false);
String type = "PULL";
// 发送redis消息
List<OnStreamChangedHookParam> onStreamChangedHookParams = redisCatchStorage.getStreams(mediaServerId, type);
if (onStreamChangedHookParams.size() > 0) {
for (OnStreamChangedHookParam onStreamChangedHookParam : onStreamChangedHookParams) {
JSONObject jsonObject = new JSONObject();
jsonObject.put("serverId", userSetting.getServerId());
jsonObject.put("app", onStreamChangedHookParam.getApp());
jsonObject.put("stream", onStreamChangedHookParam.getStream());
jsonObject.put("register", false);
jsonObject.put("mediaServerId", mediaServerId);
redisCatchStorage.sendStreamChangeMsg(type, jsonObject);
// 移除redis内流的信息
redisCatchStorage.removeStream(mediaServerId, type, onStreamChangedHookParam.getApp(), onStreamChangedHookParam.getStream());
}
}
}
@Override
public void clean() {
}
@Override
public int updateStatus(boolean status, String app, String stream) {
return streamProxyMapper.updateStatus(app, stream, status);
}
private void syncPullStream(String mediaServerId){
MediaServerItem mediaServer = mediaServerService.getOne(mediaServerId);
if (mediaServer != null) {
List<OnStreamChangedHookParam> allPullStream = redisCatchStorage.getStreams(mediaServerId, "PULL");
if (allPullStream.size() > 0) {
zlmresTfulUtils.getMediaList(mediaServer, jsonObject->{
Map<String, StreamInfo> stringStreamInfoMap = new HashMap<>();
if (jsonObject.getInteger("code") == 0) {
JSONArray data = jsonObject.getJSONArray("data");
if(data != null && data.size() > 0) {
for (int i = 0; i < data.size(); i++) {
JSONObject streamJSONObj = data.getJSONObject(i);
if ("rtsp".equals(streamJSONObj.getString("schema"))) {
StreamInfo streamInfo = new StreamInfo();
String app = streamJSONObj.getString("app");
String stream = streamJSONObj.getString("stream");
streamInfo.setApp(app);
streamInfo.setStream(stream);
stringStreamInfoMap.put(app+stream, streamInfo);
}
}
}
}
if (stringStreamInfoMap.size() == 0) {
redisCatchStorage.removeStream(mediaServerId, "PULL");
}else {
for (String key : stringStreamInfoMap.keySet()) {
StreamInfo streamInfo = stringStreamInfoMap.get(key);
if (stringStreamInfoMap.get(streamInfo.getApp() + streamInfo.getStream()) == null) {
redisCatchStorage.removeStream(mediaServerId, "PULL", streamInfo.getApp(),
streamInfo.getStream());
}
}
}
});
}
}
}
@Override
public ResourceBaseInfo getOverview() {
int total = streamProxyMapper.getAllCount();
int online = streamProxyMapper.getOnline();
return new ResourceBaseInfo(total, online);
}
@Scheduled(cron = "* 0/10 * * * ?")
public void asyncCheckStreamProxyStatus() {
List<MediaServerItem> all = mediaServerService.getAllOnline();
if (CollectionUtils.isEmpty(all)){
return;
}
Map<String, MediaServerItem> serverItemMap = all.stream().collect(Collectors.toMap(MediaServerItem::getId, Function.identity(), (m1, m2) -> m1));
List<StreamProxyItem> list = videoManagerStorager.getStreamProxyListForEnable(true);
if (CollectionUtils.isEmpty(list)){
return;
}
for (StreamProxyItem streamProxyItem : list) {
MediaServerItem mediaServerItem = serverItemMap.get(streamProxyItem.getMediaServerId());
// TODO 支持其他 schema
JSONObject mediaInfo = zlmresTfulUtils.isMediaOnline(mediaServerItem, streamProxyItem.getApp(), streamProxyItem.getStream(), "rtsp");
if (mediaInfo == null){
streamProxyItem.setStatus(false);
} else {
if (mediaInfo.getInteger("code") == 0 && mediaInfo.getBoolean("online")) {
streamProxyItem.setStatus(true);
} else {
streamProxyItem.setStatus(false);
}
}
updateStreamProxy(streamProxyItem);
}
}
}