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2022-07-13 fc89b7b517e191fb6c9b66fa86dd05ebab0f54c5

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

@@ -3,20 +3,25 @@
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.genersoft.iot.vmp.conf.MediaServerConfig;
import com.genersoft.iot.vmp.storager.IVideoManagerStorager;
import okhttp3.*;
import com.genersoft.iot.vmp.conf.DynamicTask;
import com.genersoft.iot.vmp.conf.MediaConfig;
import com.genersoft.iot.vmp.gb28181.event.EventPublisher;
import com.genersoft.iot.vmp.media.zlm.dto.MediaServerItem;
import com.genersoft.iot.vmp.service.IMediaServerService;
import com.genersoft.iot.vmp.service.IStreamProxyService;
import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.CommandLineRunner;
import org.springframework.core.annotation.Order;
import org.springframework.scheduling.annotation.Async;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.stereotype.Component;
import org.springframework.util.StringUtils;

import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
import java.util.*;

@Component
@Order(value=1)
@@ -24,129 +29,141 @@

    private final static Logger logger = LoggerFactory.getLogger(ZLMRunner.class);

    private Map<String, Boolean> startGetMedia;

    @Autowired
    private IVideoManagerStorager storager;
    private ZLMRESTfulUtils zlmresTfulUtils;

    @Value("${media.ip}")
    private String mediaIp;
    @Autowired
    private ZLMHttpHookSubscribe hookSubscribe;

    @Value("${media.port}")
    private int mediaPort;
    @Autowired
    private IStreamProxyService streamProxyService;

    @Value("${media.secret}")
    private String mediaSecret;
    @Autowired
    private EventPublisher publisher;

    @Value("${sip.ip}")
    private String sipIP;
    @Autowired
    private IMediaServerService mediaServerService;

    @Value("${server.port}")
    private String serverPort;
    @Autowired
    private IRedisCatchStorage redisCatchStorage;

    @Autowired
    private MediaConfig mediaConfig;

    @Autowired
    private DynamicTask dynamicTask;


    @Override
    public void run(String... strings) throws Exception {
        // 获取zlm信息
        logger.info("等待zlm接入...");
        MediaServerConfig mediaServerConfig = getMediaServerConfig();
        if (mediaServerConfig != null) {
            logger.info("zlm接入成功...");
            storager.updateMediaInfo(mediaServerConfig);
            logger.info("设置zlm...");
            saveZLMConfig();

        mediaServerService.clearMediaServerForOnline();
        MediaServerItem defaultMediaServer = mediaServerService.getDefaultMediaServer();
        if (defaultMediaServer == null) {
            mediaServerService.addToDatabase(mediaConfig.getMediaSerItem());
        }else {
            MediaServerItem mediaSerItem = mediaConfig.getMediaSerItem();
            mediaServerService.updateToDatabase(mediaSerItem);
        }
    }



    public MediaServerConfig getMediaServerConfig() {
        MediaServerConfig mediaServerConfig = null;
        OkHttpClient client = new OkHttpClient();
        String url = String.format("http://%s:%s/index/api/getServerConfig?secret=%s", mediaIp, mediaPort, mediaSecret);
        //创建一个Request
        Request request = new Request.Builder()
                .get()
                .url(url)
                .build();
        //通过client发起请求
        final Call call = client.newCall(request);
        //执行同步请求，获取Response对象
        Response response = null;
        try {
            response = call.execute();
            if (response.isSuccessful()) {
                String responseStr = response.body().string();
                if (responseStr != null) {
                    JSONObject responseJSON = JSON.parseObject(responseStr);
                    JSONArray data = responseJSON.getJSONArray("data");
                    if (data != null && data.size() > 0) {
                        mediaServerConfig = JSON.parseObject(JSON.toJSONString(data.get(0)), MediaServerConfig.class);
                        mediaServerConfig.setLocalIP(mediaIp);
                    }
        mediaServerService.syncCatchFromDatabase();
        // 订阅 zlm启动事件, 新的zlm也会从这里进入系统
        hookSubscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_server_started,new JSONObject(),
                (MediaServerItem mediaServerItem, JSONObject response)->{
            ZLMServerConfig zlmServerConfig = JSONObject.toJavaObject(response, ZLMServerConfig.class);
            if (zlmServerConfig !=null ) {
                if (startGetMedia != null) {
                    startGetMedia.remove(zlmServerConfig.getGeneralMediaServerId());
                }
            }else {
                logger.error("getMediaServerConfig失败, 1s后重试");
                Thread.sleep(1000);
                getMediaServerConfig();
            }
        } catch (IOException e) {
            e.printStackTrace();
        } catch (InterruptedException e) {
            e.printStackTrace();
        }

        return mediaServerConfig;
    }

    private void saveZLMConfig() {
        String hookIP = sipIP;
        if (mediaIp.equals(sipIP)) {
            hookIP = "127.0.0.1";
        }
        OkHttpClient client = new OkHttpClient();
        String url = String.format("http://%s:%s/index/api/setServerConfig", mediaIp, mediaPort);
        String hookPrex = String.format("http://%s:%s/index/hook", hookIP, serverPort);

        RequestBody body = new FormBody.Builder()
                .add("secret",mediaSecret)
                .add("hook.enable","1")
                .add("hook.on_flow_report","")
                .add("hook.on_http_access","")
                .add("hook.on_publish",String.format("%s/on_publish", hookPrex))
                .add("hook.on_record_mp4","")
                .add("hook.on_record_ts","")
                .add("hook.on_rtsp_auth","")
                .add("hook.on_rtsp_realm","")
                .add("hook.on_server_started",String.format("%s/on_server_started", hookPrex))
                .add("hook.on_shell_login",String.format("%s/on_shell_login", hookPrex))
                .add("hook.on_stream_none_reader",String.format("%s/on_stream_none_reader", hookPrex))
                .add("hook.on_stream_not_found",String.format("%s/on_stream_not_found", hookPrex))
                .add("hook.timeoutSec","20")
                .build();

        Request request = new Request.Builder()
                .post(body)
                .url(url)
                .build();
        client.newCall(request).enqueue(new Callback() {
            @Override
            public void onFailure(Call call, IOException e) {
                logger.error("saveZLMConfig ",e);
            }
            @Override
            public void onResponse(Call call, Response response) throws IOException {
                if (response.isSuccessful()) {
                    String responseStr = response.body().string();
                    if (responseStr != null) {
                        JSONObject responseJSON = JSON.parseObject(responseStr);
                        if (responseJSON.getInteger("code") == 0) {
                            logger.info("设置zlm成功");
                        }else {
                            logger.info("设置zlm失败: " + responseJSON.getString("msg"));
                        }
                    }
                }

                mediaServerService.zlmServerOnline(zlmServerConfig);
            }
        });

        // 订阅 zlm保活事件, 当zlm离线时做业务的处理
        hookSubscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_server_keepalive,new JSONObject(),
                (MediaServerItem mediaServerItem, JSONObject response)->{
                    String mediaServerId = response.getString("mediaServerId");
                    if (mediaServerId !=null ) {
                        mediaServerService.updateMediaServerKeepalive(mediaServerId, response.getJSONObject("data"));
                    }
                });

        // 获取zlm信息
        logger.info("[zlm] 等待默认zlm中...");

        // 获取所有的zlm， 并开启主动连接
        List<MediaServerItem> all = mediaServerService.getAllFromDatabase();
        mediaServerService.updateVmServer(all);
        if (all.size() == 0) {
            all.add(mediaConfig.getMediaSerItem());
        }
        for (MediaServerItem mediaServerItem : all) {
            if (startGetMedia == null) {
                startGetMedia = new HashMap<>();
            }
            startGetMedia.put(mediaServerItem.getId(), true);
            connectZlmServer(mediaServerItem);
        }
        String taskKey = "zlm-connect-timeout";
        dynamicTask.startDelay(taskKey, ()->{
            if (startGetMedia != null) {
                Set<String> allZlmId = startGetMedia.keySet();
                for (String id : allZlmId) {
                    logger.error("[ {} ]]主动连接失败，不再尝试连接", id);
                }
                startGetMedia = null;
            }
        //  TODO 清理数据库中与redis不匹配的zlm
        }, 60 * 1000 );
    }

    @Async
    public void connectZlmServer(MediaServerItem mediaServerItem){
        String connectZlmServerTaskKey = "connect-zlm-" + mediaServerItem.getId();
        ZLMServerConfig zlmServerConfigFirst = getMediaServerConfig(mediaServerItem);
        if (zlmServerConfigFirst != null) {
            zlmServerConfigFirst.setIp(mediaServerItem.getIp());
            zlmServerConfigFirst.setHttpPort(mediaServerItem.getHttpPort());
            startGetMedia.remove(mediaServerItem.getId());
            mediaServerService.zlmServerOnline(zlmServerConfigFirst);
        }else {
            logger.info("[ {} ]-[ {}:{} ]主动连接失败, 清理相关资源， 开始尝试重试连接",
                    mediaServerItem.getId(), mediaServerItem.getIp(), mediaServerItem.getHttpPort());
            publisher.zlmOfflineEventPublish(mediaServerItem.getId());
        }

        dynamicTask.startCron(connectZlmServerTaskKey, ()->{
            ZLMServerConfig zlmServerConfig = getMediaServerConfig(mediaServerItem);
            if (zlmServerConfig != null) {
                dynamicTask.stop(connectZlmServerTaskKey);
                zlmServerConfig.setIp(mediaServerItem.getIp());
                zlmServerConfig.setHttpPort(mediaServerItem.getHttpPort());
                startGetMedia.remove(mediaServerItem.getId());
                mediaServerService.zlmServerOnline(zlmServerConfig);
            }
        }, 2000);
    }

    public ZLMServerConfig getMediaServerConfig(MediaServerItem mediaServerItem) {
        if (startGetMedia == null) { return null;}
        if (!mediaServerItem.isDefaultServer() && mediaServerService.getOne(mediaServerItem.getId()) == null) {
            return null;
        }
        if ( startGetMedia.get(mediaServerItem.getId()) == null || !startGetMedia.get(mediaServerItem.getId())) {
            return null;
        }
        JSONObject responseJson = zlmresTfulUtils.getMediaServerConfig(mediaServerItem);
        ZLMServerConfig zlmServerConfig = null;
        if (responseJson != null) {
            JSONArray data = responseJson.getJSONArray("data");
            if (data != null && data.size() > 0) {
                zlmServerConfig = JSON.parseObject(JSON.toJSONString(data.get(0)), ZLMServerConfig.class);
            }
        } else {
            logger.error("[ {} ]-[ {}:{} ]主动连接失败, 2s后重试",
                    mediaServerItem.getId(), mediaServerItem.getIp(), mediaServerItem.getHttpPort());
        }
        return zlmServerConfig;

    }
}