package com.genersoft.iot.vmp.service.impl;
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import com.alibaba.fastjson2.JSON;
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import com.genersoft.iot.vmp.common.InviteInfo;
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import com.genersoft.iot.vmp.common.InviteSessionStatus;
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import com.genersoft.iot.vmp.common.InviteSessionType;
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import com.genersoft.iot.vmp.common.VideoManagerConstants;
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import com.genersoft.iot.vmp.service.IInviteStreamService;
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import com.genersoft.iot.vmp.service.bean.ErrorCallback;
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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.data.redis.core.RedisTemplate;
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import org.springframework.stereotype.Service;
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import java.util.List;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.CopyOnWriteArrayList;
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@Service
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public class InviteStreamServiceImpl implements IInviteStreamService {
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private final Logger logger = LoggerFactory.getLogger(InviteStreamServiceImpl.class);
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private final Map<String, List<ErrorCallback<Object>>> inviteErrorCallbackMap = new ConcurrentHashMap<>();
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@Autowired
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private RedisTemplate<Object, Object> redisTemplate;
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@Override
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public void updateInviteInfo(InviteInfo inviteInfo) {
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if (inviteInfo == null || (inviteInfo.getDeviceId() == null || inviteInfo.getChannelId() == null)) {
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logger.warn("[更新Invite信息]，参数不全： {}", JSON.toJSON(inviteInfo));
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return;
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}
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InviteInfo inviteInfoForUpdate = null;
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if (InviteSessionStatus.ready == inviteInfo.getStatus()) {
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if (inviteInfo.getDeviceId() == null
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|| inviteInfo.getChannelId() == null
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|| inviteInfo.getType() == null
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|| inviteInfo.getStream() == null
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) {
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return;
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}
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inviteInfoForUpdate = inviteInfo;
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} else {
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InviteInfo inviteInfoInRedis = getInviteInfo(inviteInfo.getType(), inviteInfo.getDeviceId(),
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inviteInfo.getChannelId(), inviteInfo.getStream());
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if (inviteInfoInRedis == null) {
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logger.warn("[更新Invite信息]，未从缓存中读取到Invite信息： deviceId: {}, channel: {}, stream: {}",
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inviteInfo.getDeviceId(), inviteInfo.getChannelId(), inviteInfo.getStream());
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return;
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}
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if (inviteInfo.getStreamInfo() != null) {
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inviteInfoInRedis.setStreamInfo(inviteInfo.getStreamInfo());
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}
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if (inviteInfo.getSsrcInfo() != null) {
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inviteInfoInRedis.setSsrcInfo(inviteInfo.getSsrcInfo());
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}
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if (inviteInfo.getStreamMode() != null) {
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inviteInfoInRedis.setStreamMode(inviteInfo.getStreamMode());
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}
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if (inviteInfo.getReceiveIp() != null) {
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inviteInfoInRedis.setReceiveIp(inviteInfo.getReceiveIp());
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}
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if (inviteInfo.getReceivePort() != null) {
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inviteInfoInRedis.setReceivePort(inviteInfo.getReceivePort());
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}
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if (inviteInfo.getStatus() != null) {
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inviteInfoInRedis.setStatus(inviteInfo.getStatus());
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}
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inviteInfoForUpdate = inviteInfoInRedis;
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}
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String key = VideoManagerConstants.INVITE_PREFIX +
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":" + inviteInfoForUpdate.getType() +
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":" + inviteInfoForUpdate.getDeviceId() +
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":" + inviteInfoForUpdate.getChannelId() +
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":" + inviteInfoForUpdate.getStream()+
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":" + inviteInfoForUpdate.getSsrcInfo().getSsrc();
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redisTemplate.opsForValue().set(key, inviteInfoForUpdate);
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}
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@Override
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public InviteInfo updateInviteInfoForStream(InviteInfo inviteInfo, String stream) {
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InviteInfo inviteInfoInDb = getInviteInfo(inviteInfo.getType(), inviteInfo.getDeviceId(), inviteInfo.getChannelId(), inviteInfo.getStream());
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if (inviteInfoInDb == null) {
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return null;
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}
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removeInviteInfo(inviteInfoInDb);
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String key = VideoManagerConstants.INVITE_PREFIX +
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":" + inviteInfo.getType() +
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":" + inviteInfo.getDeviceId() +
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":" + inviteInfo.getChannelId() +
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":" + stream +
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":" + inviteInfo.getSsrcInfo().getSsrc();
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inviteInfoInDb.setStream(stream);
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if (inviteInfoInDb.getSsrcInfo() != null) {
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inviteInfoInDb.getSsrcInfo().setStream(stream);
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}
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redisTemplate.opsForValue().set(key, inviteInfoInDb);
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return inviteInfoInDb;
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}
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@Override
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public InviteInfo getInviteInfo(InviteSessionType type, String deviceId, String channelId, String stream) {
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String key = VideoManagerConstants.INVITE_PREFIX +
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":" + (type != null ? type : "*") +
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":" + (deviceId != null ? deviceId : "*") +
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":" + (channelId != null ? channelId : "*") +
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":" + (stream != null ? stream : "*")
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+ ":*";
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List<Object> scanResult = RedisUtil.scan(redisTemplate, key);
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if (scanResult.isEmpty()) {
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return null;
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}
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if (scanResult.size() != 1) {
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logger.warn("[获取InviteInfo] 发现 key: {}存在多条", key);
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}
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return (InviteInfo) redisTemplate.opsForValue().get(scanResult.get(0));
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}
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@Override
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public InviteInfo getInviteInfoByDeviceAndChannel(InviteSessionType type, String deviceId, String channelId) {
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return getInviteInfo(type, deviceId, channelId, null);
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}
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@Override
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public InviteInfo getInviteInfoByStream(InviteSessionType type, String stream) {
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return getInviteInfo(type, null, null, stream);
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}
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@Override
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public void removeInviteInfo(InviteSessionType type, String deviceId, String channelId, String stream) {
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String scanKey = VideoManagerConstants.INVITE_PREFIX +
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":" + (type != null ? type : "*") +
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":" + (deviceId != null ? deviceId : "*") +
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":" + (channelId != null ? channelId : "*") +
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":" + (stream != null ? stream : "*") +
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":*";
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List<Object> scanResult = RedisUtil.scan(redisTemplate, scanKey);
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if (scanResult.size() > 0) {
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for (Object keyObj : scanResult) {
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String key = (String) keyObj;
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InviteInfo inviteInfo = (InviteInfo) redisTemplate.opsForValue().get(key);
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if (inviteInfo == null) {
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continue;
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}
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redisTemplate.delete(key);
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inviteErrorCallbackMap.remove(buildKey(type, deviceId, channelId, inviteInfo.getStream()));
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}
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}
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}
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@Override
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public void removeInviteInfoByDeviceAndChannel(InviteSessionType inviteSessionType, String deviceId, String channelId) {
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removeInviteInfo(inviteSessionType, deviceId, channelId, null);
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}
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@Override
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public void removeInviteInfo(InviteInfo inviteInfo) {
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removeInviteInfo(inviteInfo.getType(), inviteInfo.getDeviceId(), inviteInfo.getChannelId(), inviteInfo.getStream());
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}
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@Override
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public void once(InviteSessionType type, String deviceId, String channelId, String stream, ErrorCallback<Object> callback) {
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String key = buildKey(type, deviceId, channelId, stream);
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List<ErrorCallback<Object>> callbacks = inviteErrorCallbackMap.get(key);
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if (callbacks == null) {
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callbacks = new CopyOnWriteArrayList<>();
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inviteErrorCallbackMap.put(key, callbacks);
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}
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callbacks.add(callback);
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}
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private String buildKey(InviteSessionType type, String deviceId, String channelId, String stream) {
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String key = type + ":" + deviceId + ":" + channelId;
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// 如果ssrc未null那么可以实现一个通道只能一次操作，ssrc不为null则可以支持一个通道多次invite
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if (stream != null) {
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key += (":" + stream);
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}
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return key;
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}
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@Override
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public void clearInviteInfo(String deviceId) {
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removeInviteInfo(null, deviceId, null, null);
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}
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@Override
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public int getStreamInfoCount(String mediaServerId) {
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int count = 0;
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String key = VideoManagerConstants.INVITE_PREFIX + ":*:*:*:*:*";
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List<Object> scanResult = RedisUtil.scan(redisTemplate, key);
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if (scanResult.size() == 0) {
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return 0;
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}else {
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for (Object keyObj : scanResult) {
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String keyStr = (String) keyObj;
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InviteInfo inviteInfo = (InviteInfo) redisTemplate.opsForValue().get(keyStr);
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if (inviteInfo != null && inviteInfo.getStreamInfo() != null && inviteInfo.getStreamInfo().getMediaServerId().equals(mediaServerId)) {
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count++;
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}
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}
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}
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return count;
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}
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@Override
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public void call(InviteSessionType type, String deviceId, String channelId, String stream, int code, String msg, Object data) {
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String key = buildSubStreamKey(type, deviceId, channelId, stream);
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List<ErrorCallback<Object>> callbacks = inviteErrorCallbackMap.get(key);
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if (callbacks == null) {
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return;
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}
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for (ErrorCallback<Object> callback : callbacks) {
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callback.run(code, msg, data);
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}
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inviteErrorCallbackMap.remove(key);
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}
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private String buildSubStreamKey(InviteSessionType type, String deviceId, String channelId, String stream) {
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String key = type + ":" + ":" + deviceId + ":" + channelId;
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// 如果ssrc为null那么可以实现一个通道只能一次操作，ssrc不为null则可以支持一个通道多次invite
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if (stream != null) {
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key += (":" + stream);
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}
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return key;
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}
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@Override
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public InviteInfo getInviteInfoBySSRC(String ssrc) {
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String key = VideoManagerConstants.INVITE_PREFIX + ":*:*:*:*:" + ssrc;
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List<Object> scanResult = RedisUtil.scan(redisTemplate, key);
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if (scanResult.size() != 1) {
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return null;
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}
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return (InviteInfo) redisTemplate.opsForValue().get(scanResult.get(0));
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}
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@Override
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public InviteInfo updateInviteInfoForSSRC(InviteInfo inviteInfo, String ssrc) {
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InviteInfo inviteInfoInDb = getInviteInfo(inviteInfo.getType(), inviteInfo.getDeviceId(), inviteInfo.getChannelId(), inviteInfo.getStream());
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if (inviteInfoInDb == null) {
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return null;
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}
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removeInviteInfo(inviteInfoInDb);
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String key = VideoManagerConstants.INVITE_PREFIX +
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":" + inviteInfo.getType() +
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":" + inviteInfo.getDeviceId() +
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":" + inviteInfo.getChannelId() +
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":" + inviteInfo.getStream() +
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":" + ssrc;
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if (inviteInfoInDb.getSsrcInfo() != null) {
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inviteInfoInDb.getSsrcInfo().setSsrc(ssrc);
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}
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redisTemplate.opsForValue().set(key, inviteInfoInDb);
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return inviteInfoInDb;
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}
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}
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