package com.ard.zlm.manager;
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import com.alibaba.fastjson2.JSON;
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import com.alibaba.fastjson2.JSONObject;
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import com.ard.zlm.config.DynamicTask;
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import com.ard.zlm.api.config.ZLMServerConfig;
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import com.ard.zlm.api.domain.ZlmMediaServer;
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import com.ard.zlm.domain.dto.ZLMResult;
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import com.ard.zlm.event.EventPublisher;
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import com.ard.zlm.hook.event.HookZlmServerKeepaliveEvent;
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import com.ard.zlm.hook.event.HookZlmServerStartEvent;
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import com.ard.zlm.mediaServer.MediaServerChangeEvent;
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import com.ard.zlm.mediaServer.MediaServerDeleteEvent;
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import com.ard.zlm.service.IMediaServerService;
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import com.ard.zlm.utils.ZLMRESTfulUtils;
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import lombok.extern.slf4j.Slf4j;
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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.context.event.EventListener;
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import org.springframework.scheduling.annotation.Async;
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import org.springframework.scheduling.annotation.Scheduled;
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import org.springframework.stereotype.Component;
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import org.springframework.util.ObjectUtils;
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import java.io.File;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Objects;
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import java.util.concurrent.ConcurrentHashMap;
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/**
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* 管理zlm流媒体节点的状态
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*
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* @FileName ZLMMediaServerStatusManager
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* @Description
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* @Author fengcheng
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* @date 2026-03-31
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**/
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@Slf4j
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@Component
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public class ZLMMediaServerStatusManager {
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private final String type = "zlm";
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private final Map<Object, ZlmMediaServer> offlineZlmPrimaryMap = new ConcurrentHashMap<>();
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private final Map<Object, ZlmMediaServer> offlineZlmsecondaryMap = new ConcurrentHashMap<>();
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private final Map<Object, Long> offlineZlmTimeMap = new ConcurrentHashMap<>();
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@Autowired
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private ZLMRESTfulUtils zlmresTfulUtils;
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@Autowired
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private EventPublisher eventPublisher;
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@Autowired
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private IMediaServerService mediaServerService;
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@Autowired
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private DynamicTask dynamicTask;
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@Value("${server.ssl.enabled:false}")
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private boolean sslEnabled;
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@Value("${spring.gateway.prrt}")
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private Integer serverPort;
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@Value("${server.servlet.context-path:}")
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private String serverServletContextPath;
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@Async("taskExecutor")
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@EventListener
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public void onApplicationEvent(MediaServerChangeEvent event) {
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if (event.getMediaServerItemList() == null
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|| event.getMediaServerItemList().isEmpty()) {
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return;
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}
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for (ZlmMediaServer mediaServerItem : event.getMediaServerItemList()) {
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if (!type.equals(mediaServerItem.getType())) {
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continue;
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}
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log.info("[ZLM-添加待上线节点] ID：" + mediaServerItem.getId());
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offlineZlmPrimaryMap.put(mediaServerItem.getId(), mediaServerItem);
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offlineZlmTimeMap.put(mediaServerItem.getId(), System.currentTimeMillis());
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execute();
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}
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}
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@Async("taskExecutor")
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@EventListener
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public void onApplicationEvent(HookZlmServerStartEvent event) {
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if (event.getMediaServerItem() == null
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|| !type.equals(event.getMediaServerItem().getType())
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|| "ON".equals(event.getMediaServerItem().getStatus())) {
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return;
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}
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ZlmMediaServer serverItem = mediaServerService.getOne(event.getMediaServerItem().getId());
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if (serverItem == null) {
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return;
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}
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log.info("[ZLM-HOOK事件-服务启动] ID：" + event.getMediaServerItem().getId());
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online(serverItem, null);
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}
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@Async("taskExecutor")
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@EventListener
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public void onApplicationEvent(HookZlmServerKeepaliveEvent event) {
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if (event.getMediaServerItem() == null) {
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return;
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}
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ZlmMediaServer serverItem = mediaServerService.getOne(event.getMediaServerItem().getId());
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if (serverItem == null) {
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return;
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}
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log.debug("[ZLM-HOOK事件-心跳] ID：" + event.getMediaServerItem().getId());
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online(serverItem, null);
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}
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@Async("taskExecutor")
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@EventListener
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public void onApplicationEvent(MediaServerDeleteEvent event) {
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if (event.getMediaServer() == null) {
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return;
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}
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log.info("[ZLM-节点被移除] ID：" + event.getMediaServer().getId());
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offlineZlmPrimaryMap.remove(event.getMediaServer().getId());
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offlineZlmsecondaryMap.remove(event.getMediaServer().getId());
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offlineZlmTimeMap.remove(event.getMediaServer().getId());
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}
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@Scheduled(fixedDelay = 10*1000) //每隔10秒检查一次
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public void execute(){
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// 初次加入的离线节点会在30分钟内，每间隔十秒尝试一次，30分钟后如果仍然没有上线，则每隔30分钟尝试一次连接
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if (offlineZlmPrimaryMap.isEmpty() && offlineZlmsecondaryMap.isEmpty()) {
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return;
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}
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if (!offlineZlmPrimaryMap.isEmpty()) {
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for (ZlmMediaServer mediaServerItem : offlineZlmPrimaryMap.values()) {
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if (offlineZlmTimeMap.get(mediaServerItem.getId()) != null
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&& offlineZlmTimeMap.get(mediaServerItem.getId()) < System.currentTimeMillis() - 30*60*1000) {
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offlineZlmsecondaryMap.put(mediaServerItem.getId(), mediaServerItem);
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offlineZlmPrimaryMap.remove(mediaServerItem.getId());
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continue;
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}
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log.info("[ZLM-尝试连接] ID：{}, 地址： {}:{}", mediaServerItem.getId(), mediaServerItem.getIp(), mediaServerItem.getHttpPort());
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ZLMResult<List<JSONObject>> mediaServerConfigResult = zlmresTfulUtils.getMediaServerConfig(mediaServerItem);
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ZLMServerConfig zlmServerConfig = null;
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if (mediaServerConfigResult == null) {
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log.info("[ZLM-尝试连接]失败, ID：{}, 地址： {}:{}", mediaServerItem.getId(), mediaServerItem.getIp(), mediaServerItem.getHttpPort());
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continue;
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}
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List<JSONObject> data = mediaServerConfigResult.getData();
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if (data == null || data.isEmpty()) {
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log.info("[ZLM-尝试连接]失败, ID：{}, 地址： {}:{}", mediaServerItem.getId(), mediaServerItem.getIp(), mediaServerItem.getHttpPort());
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}else {
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zlmServerConfig = JSON.parseObject(JSON.toJSONString(data.get(0)), ZLMServerConfig.class);
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initPort(mediaServerItem, zlmServerConfig);
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online(mediaServerItem, zlmServerConfig);
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}
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}
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}
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}
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private void initPort(ZlmMediaServer mediaServerItem, ZLMServerConfig zlmServerConfig) {
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// 端口只会从配置中读取一次，一旦自己配置或者读取过了将不再配置
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// 使用 Objects.isNull 替代 == 0，防止 Integer 自动拆箱引发空指针异常
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if (Objects.isNull(mediaServerItem.getHttpSslPort())) {
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mediaServerItem.setHttpSslPort(zlmServerConfig.getHttpSSLport());
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}
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if (Objects.isNull(mediaServerItem.getRtmpPort())) {
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mediaServerItem.setRtmpPort(zlmServerConfig.getRtmpPort());
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}
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if (Objects.isNull(mediaServerItem.getRtmpSslPort())) {
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mediaServerItem.setRtmpSslPort(zlmServerConfig.getRtmpSslPort());
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}
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if (Objects.isNull(mediaServerItem.getRtspPort())) {
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mediaServerItem.setRtspPort(zlmServerConfig.getRtspPort());
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}
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if (Objects.isNull(mediaServerItem.getRtspSslPort())) {
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mediaServerItem.setRtspSslPort(zlmServerConfig.getRtspSSlport());
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}
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if (Objects.isNull(mediaServerItem.getRtpProxyPort())) {
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mediaServerItem.setRtpProxyPort(zlmServerConfig.getRtpProxyPort());
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}
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// 修复了空指针的核心位置
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if (Objects.isNull(mediaServerItem.getFlvSslPort())) {
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mediaServerItem.setFlvSslPort(zlmServerConfig.getHttpSSLport());
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}
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if (Objects.isNull(mediaServerItem.getWsFlvSslPort())) {
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mediaServerItem.setWsFlvSslPort(zlmServerConfig.getHttpSSLport());
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}
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if (Objects.isNull(zlmServerConfig.getTranscodeSuffix())) {
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mediaServerItem.setTranscodeSuffix(null);
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} else {
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mediaServerItem.setTranscodeSuffix(zlmServerConfig.getTranscodeSuffix());
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}
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// 注意：这行代码在上面已经写过一次了，建议删除下面这行重复的赋值
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// mediaServerItem.setRtpProxyPort(zlmServerConfig.getRtpProxyPort());
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mediaServerItem.setHookAliveInterval(10F);
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}
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private void online(ZlmMediaServer mediaServerItem, ZLMServerConfig config) {
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offlineZlmPrimaryMap.remove(mediaServerItem.getId());
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offlineZlmsecondaryMap.remove(mediaServerItem.getId());
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offlineZlmTimeMap.remove(mediaServerItem.getId());
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if (!"ON".equals(mediaServerItem.getStatus())) {
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log.info("[ZLM-连接成功] ID：{}, 地址： {}:{}", mediaServerItem.getId(), mediaServerItem.getIp(), mediaServerItem.getHttpPort());
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mediaServerItem.setStatus("ON");
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mediaServerItem.setHookAliveInterval(10F);
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// 发送上线通知
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eventPublisher.mediaServerOnlineEventPublish(mediaServerItem);
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if(mediaServerItem.getAutoConfig()) {
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if (config == null) {
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ZLMResult<List<JSONObject>> mediaServerConfig = zlmresTfulUtils.getMediaServerConfig(mediaServerItem);
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List<JSONObject> data = mediaServerConfig.getData();
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if (data != null && !data.isEmpty()) {
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config = JSON.parseObject(JSON.toJSONString(data.get(0)), ZLMServerConfig.class);
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}
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}
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if (config != null) {
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initPort(mediaServerItem, config);
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setZLMConfig(mediaServerItem, "0".equals(config.getHookEnable())
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|| !Objects.equals(mediaServerItem.getHookAliveInterval(), config.getHookAliveInterval()));
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}
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}
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mediaServerService.update(mediaServerItem);
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}
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// 设置两次心跳未收到则认为zlm离线
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String key = "zlm-keepalive-" + mediaServerItem.getId();
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dynamicTask.startDelay(key, ()->{
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log.warn("[ZLM-心跳超时] ID：{}", mediaServerItem.getId());
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mediaServerItem.setStatus("OFFLINE");
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offlineZlmPrimaryMap.put(mediaServerItem.getId(), mediaServerItem);
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offlineZlmTimeMap.put(mediaServerItem.getId(), System.currentTimeMillis());
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// 发送离线通知
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eventPublisher.mediaServerOfflineEventPublish(mediaServerItem);
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mediaServerService.update(mediaServerItem);
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}, (int)(mediaServerItem.getHookAliveInterval() * 2 * 1000));
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}
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public void setZLMConfig(ZlmMediaServer mediaServerItem, boolean restart) {
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log.info("[媒体服务节点] 正在设置 ：{} -> {}:{}",
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mediaServerItem.getId(), mediaServerItem.getIp(), mediaServerItem.getHttpPort());
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String protocol = sslEnabled ? "https" : "http";
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String hookPrefix = String.format("%s://%s:%s%s/zlm/index/hook", protocol, mediaServerItem.getHookIp(), serverPort, (serverServletContextPath == null || "/".equals(serverServletContextPath)) ? "" : serverServletContextPath);
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Map<String, Object> param = new HashMap<>();
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if (mediaServerItem.getRtspPort() != 0) {
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param.put("ffmpeg.snap", "%s -rtsp_transport tcp -i %s -y -f mjpeg -frames:v 1 %s");
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}
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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", hookPrefix));
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param.put("hook.on_http_access","");
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param.put("hook.on_publish", String.format("%s/on_publish", hookPrefix));
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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", hookPrefix));
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param.put("hook.on_shell_login","");
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param.put("hook.on_stream_changed",String.format("%s/on_stream_changed", hookPrefix));
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param.put("hook.on_stream_none_reader",String.format("%s/on_stream_none_reader", hookPrefix));
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param.put("hook.on_stream_not_found",String.format("%s/on_stream_not_found", hookPrefix));
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param.put("hook.on_server_keepalive",String.format("%s/on_server_keepalive", hookPrefix));
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param.put("hook.on_send_rtp_stopped",String.format("%s/on_send_rtp_stopped", hookPrefix));
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param.put("hook.on_rtp_server_timeout",String.format("%s/on_rtp_server_timeout", hookPrefix));
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param.put("hook.on_record_mp4",String.format("%s/on_record_mp4", hookPrefix));
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param.put("hook.timeoutSec","30");
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param.put("hook.alive_interval", mediaServerItem.getHookAliveInterval());
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// 推流断开后可以在超时时间内重新连接上继续推流，这样播放器会接着播放。
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// 置0关闭此特性(推流断开会导致立即断开播放器)
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// 此参数不应大于播放器超时时间
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// 优化此消息以更快的收到流注销事件
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param.put("protocol.continue_push_ms", "3000" );
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// 最多等待未初始化的Track时间，单位毫秒，超时之后会忽略未初始化的Track, 设置此选项优化那些音频错误的不规范流，
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// 等zlm支持给每个rtpServer设置关闭音频的时候可以不设置此选项
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if (mediaServerItem.getRtpEnable() && !ObjectUtils.isEmpty(mediaServerItem.getRtpPortRange())) {
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param.put("rtp_proxy.port_range", mediaServerItem.getRtpPortRange().replace(",", "-"));
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}
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if (!ObjectUtils.isEmpty(mediaServerItem.getRecordPath())) {
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File recordPathFile = new File(mediaServerItem.getRecordPath());
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param.put("protocol.mp4_save_path", recordPathFile.getParentFile().getPath());
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param.put("protocol.downloadRoot", recordPathFile.getParentFile().getPath());
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param.put("record.appName", recordPathFile.getName());
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}
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ZLMResult<?> zlmResult = zlmresTfulUtils.setServerConfig(mediaServerItem, param);
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if (zlmResult != null && zlmResult.getCode() == 0) {
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if (restart) {
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log.info("[媒体服务节点] 设置成功,开始重启以保证配置生效 {} -> {}:{}",
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mediaServerItem.getId(), mediaServerItem.getIp(), mediaServerItem.getHttpPort());
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zlmresTfulUtils.restartServer(mediaServerItem);
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}else {
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log.info("[媒体服务节点] 设置成功 {} -> {}:{}",
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mediaServerItem.getId(), mediaServerItem.getIp(), mediaServerItem.getHttpPort());
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}
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}else {
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log.info("[媒体服务节点] 设置媒体服务节点失败 {} -> {}:{}",
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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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