socket断网重连机制

 更新socket断网重连机制(关键词:reusing) s1.js
 搜一下 关键词进行修改 

s1.js内容如下:
//引入http模块
var socketio = require('socket.io'),
http     = require('http'),
domain   = require('domain'),
redis    = require('redis'),
    redisio  = require('socket.io-redis'),
    request  = require('request'),
    config   = require('./config.js');


var d = domain.create();
d.on("error", function(err) {
console.log(err);
}); 
//var numscount=0;// 在线人数统计
var sockets = {};
var chat_history={};
var chat_interval={};
// redis 链接
var clientRedis  = redis.createClient(config['REDISPORT'],config['REDISHOST']);
clientRedis.auth(config['REDISPASS']);
var server = http.createServer(function(req, res) {
res.writeHead(200, {
'Content-type': 'text/html;charset=utf-8'
});
   //res.write("人数: " + numscount );
res.end();
}).listen(19967, function() {
//console.log('服务开启19965');
});


var io = socketio.listen(server,{
pingTimeout: 60000,
  pingInterval: 25000
});
/* var pub = redis.createClient(config['REDISPORT'], config['REDISHOST'], { auth_pass: config['REDISPASS'] });
var sub = redis.createClient(config['REDISPORT'], config['REDISHOST'], { auth_pass: config['REDISPASS'] });
io.adapter(redisio({ pubClient: pub, subClient: sub })); */
// setInterval(function(){
  // global.gc();
  // console.log('GC done')
// }, 1000*30); 


io.on('connection', function(socket) {
// console.log('连接成功');
//numscount++;

var interval;


//进入房间
socket.on('conn', function(data) {

if(!data || !data.token){
return !1;
}

userid=data.uid;
old_socket = sockets[userid];
if (old_socket && old_socket != socket) {
//console.log("删除老的socket"+old_socket.id);
if(data.uid== data.roomnum && data.stream==old_socket.stream){
old_socket.reusing = 1;
//console.log("重用");
}
old_socket.disconnect();
}

clientRedis.get(data.token,function(error,res){
if(error){
return;
}else if(res==null){
//console.log("[获取token失败]"+data.uid);
}else{
if(res != null){

var userInfo = evalJson(res);
//if(userInfo['userid'] == data.uid && userInfo['nowroom'] == data.roomnum){
if(userInfo['id'] == data.uid ){
console.log("[初始化验证成功]--"+data.uid+"---"+data.roomnum+'---'+data.stream);
//获取验证token
socket.token   = data.token; 
socket.sign    = userInfo['sign'];
socket.roomnum = data.roomnum;
socket.stream = data.stream;
socket.nicename = userInfo['user_nicename'];
socket.uType   = parseInt(userInfo['userType']);
socket.uid     = data.uid;
socket.reusing = 0;


socket.join(data.roomnum);
sockets[userid] = socket;
socket.emit('conn',['ok']);
if( socket.roomnum!=socket.uid && socket.uid >0 ){
var data_str="{\"msg\":[{\"_method_\":\"SendMsg\",\"action\":\"0\",\"ct\":{\"id\":\""+userInfo['id']+"\",\"user_nicename\":\""+userInfo['user_nicename']+"\",\"avatar\":\""+userInfo['avatar']+"\",\"avatar_thumb\":\""+userInfo['avatar_thumb']+"\",\"level\":\""+userInfo['level']+"\"},\"msgtype\":\"0\"}],\"retcode\":\"000000\",\"retmsg\":\"OK\"}";
process_msg(io,socket.roomnum,data_str);
if(socket.stream){
clientRedis.hset('userlist_'+socket.stream,socket.sign,res);
}
}
 
sendSystemMsg(socket,"直播内容包含任何低俗、暴露和涉黄内容,账号会被封禁;安全部门会24小时巡查哦~");
return;
}else{
//console.log("[初始化验证失败]");
socket.disconnect();
}
}
}

socket.emit('conn',['no']);
});
        

});


socket.on('broadcast',function(data){
// if(socket.uid==8197 || socket.uid==8209 || socket.uid==8199 ){
// console.log('data');
// console.log(data);
// console.log(socket.uid);
// console.log('时间:'+FormatNowDate());
// }

if(socket.token != undefined){
var dataObj  = typeof data == 'object'?data:evalJson(data);
var msg      = dataObj['msg'][0]; 
var token    = dataObj['token'];
var action   = msg['_method_'];
var data_str =  typeof data == 'object'?JSON.stringify(data):data;
switch(action){
case 'SendMsg':{     //聊天
clientRedis.hget( "super",socket.uid,function(error,res){
if(error) return;
if(res != null){
var data_str2='{"msg":[{"_method_":"SystemNot","action":"1","ct":"'+ dataObj['msg'][0]['ct'] +'","msgtype":"4"}],"retcode":"000000","retmsg":"OK"}';
process_msg(io,socket.roomnum,data_str2);
}else{
clientRedis.hget(socket.roomnum + "shutup",socket.uid,function(error,res){
if(error) return;
if(res != null){
var time = Date.parse(new Date())/1000;
//console.log(socket.roomnum+'---'+socket.uid+"---now time:" + time + "--shutuptime:" + res + "= " +(time - parseInt(res)))
if((time < parseInt(res))){
var newData  = dataObj;
newData['retcode'] = '409002';
socket.emit('broadcastingListen',[JSON.stringify(newData)]);
}else{//解除禁言
clientRedis.del(socket.roomnum + "shutup",socket.uid);
process_msg(io,socket.roomnum,data_str);
}
}else{
process_msg(io,socket.roomnum,data_str);
}
});
}
});
break;
}
case 'SendGift':{    //送礼物
var gifToken = dataObj['msg'][0]['ct'];
//console.log('gifToken='+gifToken);
clientRedis.get(gifToken,function(error,res){
if(!error&&res != null){
//console.log(res);
//console.log('送礼物');
var resObj = evalJson(res);
dataObj['msg'][0]['ct'] = resObj;
io.sockets.in(socket.roomnum).emit('broadcastingListen',[JSON.stringify(dataObj)]);
//var data_str=JSON.stringify(dataObj);
//process_msg(io,socket.roomnum,data_str);
clientRedis.del(gifToken);
}
});
break;
}

case 'SendBarrage':{    //弹幕
var barragetoken = dataObj['msg'][0]['ct'];
//console.log('barragetoken='+barragetoken);

clientRedis.get(barragetoken,function(error,res){
if(!error&&res != null){
//console.log(res); 
var resObj = evalJson(res);
dataObj['msg'][0]['ct'] = resObj;
//console.log(JSON.stringify(dataObj));
var data_str=JSON.stringify(dataObj);
process_msg(io,socket.roomnum,data_str);
clientRedis.del(barragetoken);
}
});
break;
}
case 'SendFly' :{    //飞屏
 
clientRedis.get(socket.uid + 'SendFly',function(error,res){
if(!error&&res == '1'){
process_msg(io,socket.roomnum,data_str);
clientRedis.del(socket.uid + 'SendFly');
}else{


}

});
break;
}
case 'fetch_sofa' :{ //抢座
clientRedis.get(socket.uid + 'fetch_sofa',function(error,res){
if(!error&&res == '1'){
process_msg(io,socket.roomnum,data_str);
clientRedis.del(socket.uid + 'fetch_sofa');
}else{


}

});
break;
}
case 'ConnectVideo' :{ //连麦
//console.log("连麦");
process_msg(io,socket.roomnum,data_str);
break;
}
case 'CloseVideo' :{ //下麦
//console.log('下麦');
clientRedis.hget('ShowVideo',socket.roomnum,function(error,res){
//console.log(res);
//console.log(socket.uid);
//console.log(socket.roomnum);
if(!error && (socket.uid==res || socket.uid==socket.roomnum) ){
clientRedis.hdel('ShowVideo',socket.roomnum);
process_msg(io,socket.roomnum,data_str);
}  
});

break;
}
case 'ShowVideo' :{ //上麦显示
//console.log("上麦");
clientRedis.hget('ShowVideo',socket.roomnum,function(error,res){
// console.log("上麦:"+res);
if(!error && socket.uid==res){
// console.log("上麦:广播");
process_msg(io,socket.roomnum,data_str);
}  
});
break;
}
case 'SendTietiao' :{ //贴条
process_msg(io,socket.roomnum,data_str);
break;
}
case 'SendHb' :{      //送红包
process_msg(io,socket.roomnum,data_str);
break;
}
case 'VodSong' :{     //点歌
process_msg(io,socket.roomnum,data_str);
break;
}
case 'light' :{     //点亮
process_msg(io,socket.roomnum,data_str);
break;
}
case 'SetBackground' :{//设置背景
if(socket.uType == 50){
process_msg(io,socket.roomnum,data_str);
}
break;
}
case 'CancelBackground' :{//取消背景
if(socket.uType == 50){
process_msg(io,socket.roomnum,data_str);
}
break;
}
case 'AgreeSong' :{//同意点歌
if(socket.uType == 50){
process_msg(io,socket.roomnum,data_str);
}
break;
}
case 'SubmitBroadcast' :{//广播
clientRedis.get(socket.uid + 'SubmitBroadcast',function(error,res){
if(!error&&res == '1'){
process_msg(io,socket.roomnum,data_str);
clientRedis.del(socket.uid + 'SubmitBroadcast');
}
});
break;
}
case 'MoveRoom' :{//转移房间
if(socket.uType == 50 || socket.uType == 40){
process_msg(io,socket.roomnum,data_str);
}
break;
}
case 'SetchatPublic' :{//开启关闭公聊
if(socket.uType == 50 || socket.uType == 40){
process_msg(io,socket.roomnum,data_str);
}
break;
}
case 'CloseLive' :{//关闭直播
if(socket.uType == 50 || socket.uType == 40){
process_msg(io,socket.roomnum,data_str);
}
break;
}
case 'SetBulletin' :{//房间公告
if(socket.uType == 50 || socket.uType == 40){
process_msg(io,socket.roomnum,data_str);
}
break;
}
case 'NoticeMsg' :{//全站礼物
process_msg(io,socket.roomnum,data_str);
break;
}
case 'KickUser' :{//踢人
process_msg(io,socket.roomnum,data_str);
break;
}
case 'ShutUpUser' :{//禁言
process_msg(io,socket.roomnum,data_str);
break;
}
case 'stopLive' :{//超管关播
clientRedis.hget( "super",socket.uid,function(error,res){
if(error) return;
if(res != null){
process_msg(io,socket.roomnum,'stopplay');
}
});
break;
}
case 'SendPrvMsg' :{//私聊
process_msg(io,socket.roomnum,data_str);
break;
}
case 'ResumeUser' :{//恢复发言
if(socket.uType == 50 || socket.uType == 40){
process_msg(io,socket.roomnum,data_str);
}
break;

case 'StartEndLive':{ 
//console.log('开始关闭直播');
if(socket.uType == 50 ){
  socket.broadcast.to(socket.roomnum).emit('broadcastingListen',[data_str]);
}else{
clientRedis.get("LiveAuthority" + socket.uid,function(error,res){
if(error) return;
if(parseInt(res) == 5 ||parseInt(res) == 1 || parseInt(res) == 2){
socket.broadcast.to(socket.roomnum).emit('broadcastingListen',[data_str]);
}
})
}
break;


}
case 'RowMike':{//排麦
process_msg(io,socket.roomnum,data_str);
break;
}
case 'OpenGuard':{//购买守护
process_msg(io,socket.roomnum,data_str);
break;
}
case 'SystemNot':{//系统通知
process_msg(io,socket.roomnum,data_str);
break;
}
case 'startGame':{//炸金花游戏
process_msg(io,socket.roomnum,data_str);
var action=msg['action'];
if(action==4)
{
var time=msg['time']*1000;
var gameid=msg['gameid'];
setTimeout(function() {//定时发送结果
var token   = msg['token'];
clientRedis.get(token+"_Game",function(error,res){
if(!error&&res != null){
var resObj = JSON.parse(res);
dataObj['msg'][0]['ct'] = resObj;
dataObj['msg'][0]['_method_'] = "startGame";
dataObj['msg'][0]['action']="6";
var data_str2=JSON.stringify(dataObj);
process_msg(io,socket.roomnum,data_str2);
/* clientRedis.del(Jinhuatoken+"_Game");  */
request(config['WEBADDRESS']+"?service=Game.endGame&liveuid="+socket.uid + "&token=" + socket.token+ "&gameid=" + gameid+"&type=1",function(error, response, body){});
}
});
}, time);
}
break;
}
case 'startRotationGame':{//转盘
process_msg(io,socket.roomnum,data_str);
var action=msg['action'];
if(action==4)
{
var time=msg['time']*1000;
var gameid=msg['gameid'];
setTimeout(function() {//定时发送结果
var token   = msg['token'];
clientRedis.get(token+"_Game",function(error,res){
if(!error&&res != null){
var resObj = JSON.parse(res);
dataObj['msg'][0]['ct'] = resObj;
dataObj['msg'][0]['_method_'] = "startRotationGame";
dataObj['msg'][0]['action']="6";
var data_str2=JSON.stringify(dataObj);
process_msg(io,socket.roomnum,data_str2);
/* clientRedis.del(token+"_Game");  */
request(config['WEBADDRESS']+"?service=Game.endGame&liveuid="+socket.uid + "&token=" + socket.token+ "&gameid=" + gameid+"&type=1",function(error, response, body){});
}
});
}, time);
}
break;
}
case 'startCattleGame':{//开心牛仔
process_msg(io,socket.roomnum,data_str);
var action=msg['action'];
if(action==4)
{
var time=msg['time']*1000;
var gameid=msg['gameid'];
setTimeout(function() {//定时发送结果
var token   = msg['token'];
clientRedis.get(token+"_Game",function(error,res){
if(!error&&res != null){
var resObj = JSON.parse(res);
dataObj['msg'][0]['ct'] = resObj;
dataObj['msg'][0]['_method_'] = "startCattleGame";
dataObj['msg'][0]['action']="6";
var data_str2=JSON.stringify(dataObj);
process_msg(io,socket.roomnum,data_str2);
/* clientRedis.del(token+"_Game");  */
request(config['WEBADDRESS']+"?service=Game.Cowboy_end&liveuid="+socket.uid + "&token=" + socket.token+ "&gameid=" + gameid+"&type=1",function(error, response, body){});
}
});
}, time);
}
break;
}
case 'startLodumaniGame':{//海盗船长
process_msg(io,socket.roomnum,data_str);
var action=msg['action'];
if(action==4)
{
var time=msg['time']*1000;
var gameid=msg['gameid'];
setTimeout(function() {//定时发送结果
var token   = msg['token'];
clientRedis.get(token+"_Game",function(error,res){
if(!error&&res != null){
var resObj = JSON.parse(res);
dataObj['msg'][0]['ct'] = resObj;
dataObj['msg'][0]['_method_'] = "startLodumaniGame";
dataObj['msg'][0]['action']="6";
var data_str2=JSON.stringify(dataObj);
process_msg(io,socket.roomnum,data_str2);
/* clientRedis.del(token+"_Game");  */
request(config['WEBADDRESS']+"?service=Game.Cowboy_end&liveuid="+socket.uid + "&token=" + socket.token+ "&gameid=" + gameid+"&type=1",function(error, response, body){});
}
});
}, time);
}
break;
}
case 'startShellGame':{//二八贝
process_msg(io,socket.roomnum,data_str);
var action=msg['action'];
if(action==4)
{
var time=msg['time']*1000;
var gameid=msg['gameid'];
setTimeout(function() {//定时发送结果
var token   = msg['token'];
clientRedis.get(token+"_Game",function(error,res){
if(!error&&res != null){
var resObj = JSON.parse(res);
dataObj['msg'][0]['ct'] = resObj;
dataObj['msg'][0]['_method_'] = "startShellGame";
dataObj['msg'][0]['action']="6";
var data_str2=JSON.stringify(dataObj);
process_msg(io,socket.roomnum,data_str2);
/* clientRedis.del(token+"_Game");  */
request(config['WEBADDRESS']+"?service=Game.Cowboy_end&liveuid="+socket.uid + "&token=" + socket.token+ "&gameid=" + gameid+"&type=1",function(error, response, body){});
}
});
}, time);
}
break;
}
case 'requestFans':{
//console.log(socket.stream);
//console.log(socket.uid);
request(config['WEBADDRESS']+"?service=Live.getZombie&stream=" + socket.stream+"&uid=" + socket.uid,function(error, response, body){
//console.log(error);
//console.log(response);
//console.log(body);
if(error) return;
var res = evalJson(body);
//console.log(res);
if( response.statusCode == 200 && res.data.code == 0){
//console.log('发送了');
var data_str2="{\"msg\":[{\"_method_\":\"requestFans\",\"action\":\"3\",\"ct\": "+ body + ",\"msgtype\":\"0\"}],\"retcode\":\"000000\",\"retmsg\":\"OK\"}";
process_msg(io,socket.roomnum,data_str2);
}
});


}

}
}
   
});

socket.on('superadminaction',function(data){
//console.log("监控关闭房间");
    if(data['token'] == config['TOKEN']){
process_msg(io,data['roomnum'],'stopplay');
    }
    });
/* 系统信息 */
socket.on('systemadmin',function(data){
    if(data['token'] == config['TOKEN']){
//console.log("后台系统信息");
    io.emit('broadcastingListen',['{"msg":[{"_method_":"SystemNot","action":"1","ct":"'+ data.content +'","msgtype":"4"}],"retcode":"000000","retmsg":"OK"}']);
    }
    });

    //资源释放
socket.on('disconnect', function() { 
/* numscount--; 
            if(numscount<0){
numscount=0;
}   */
         
if(socket.roomnum ==null || socket.token==null){
return !1;
}

d.run(function() {
/* 连麦 */
clientRedis.hget('ShowVideo',socket.roomnum,function(error,res){
if(!error && (socket.uid==res || socket.uid==socket.roomnum) ){
//console.log("清除 ShowVideo");
clientRedis.hdel('ShowVideo',socket.roomnum);
var data_str="{\"msg\":[{\"_method_\":\"CloseVideo\",\"action\":\"0\",\"msgtype\":\"20\",\"uid\":\""+socket.uid+"\",\"uname\":\""+socket.nicename+"\"}],\"retcode\":\"000000\",\"retmsg\":\"OK\"}";
process_msg(io,socket.roomnum,data_str);
}  
});


if(socket.roomnum==socket.uid){
/* 主播 */ 
console.log('时间:'+FormatNowDate());
console.log(socket.reusing);
if(socket.reusing==0){

request(config['WEBADDRESS']+"?service=Live.stopRoom&uid="+socket.uid + "&token=" + socket.token+ "&stream=" + socket.stream,function(error, response, body){});
var data_str='{"retmsg":"ok","retcode":"000000","msg":[{"msgtype":"1","_method_":"StartEndLive","action":"18","ct":"直播关闭"}]}';
process_msg(io,socket.roomnum,data_str);
}

}else{
/* 观众 */
clientRedis.hget('userlist_'+socket.stream,socket.sign,function(error,res){
if(error) return;
if(res != null){
var user = JSON.parse(res);
var data_str="{\"msg\":[{\"_method_\":\"disconnect\",\"action\":\"1\",\"ct\":{\"id\":\""+user['id']+"\",\"user_nicename\":\""+user['user_nicename']+"\",\"avatar\":\""+user['avatar']+"\",\"level\":\""+user['level']+"\"},\"msgtype\":\"0\",\"uid\":\""+socket.uid+"\",\"uname\":\""+user.user_nicename+"\"}],\"retcode\":\"000000\",\"retmsg\":\"OK\"}";
process_msg(io,socket.roomnum,data_str);
}
clientRedis.hdel('userlist_'+socket.stream,socket.sign);
});

}
console.log(socket.roomnum+"==="+socket.token+"===="+socket.uid+"======"+socket.stream);

socket.leave(socket.roomnum);
delete io.sockets.sockets[socket.id];
sockets[socket.uid] = null;
delete sockets[socket.uid];
//console.log("离开广播"+socket.uid);


});
});


});
function sendSystemMsg(socket,msg){
socket.emit('broadcastingListen',["{\"msg\":[{\"_method_\":\"SystemNot\",\"action\":\"1\",\"ct\":\""+ msg +"\",\"msgtype\":\"4\"}],\"retcode\":\"000000\",\"retmsg\":\"OK\"}"]);

}
function evalJson(data){
return eval("("+data+")");
}


function process_msg(io,roomnum,data){
if(!chat_history[roomnum]){
chat_history[roomnum]=[];
}
chat_history[roomnum].push(data);
chat_interval[roomnum] || (chat_interval[roomnum]=setInterval(function(){
if(chat_history[roomnum].length>0){
send_msg(io,roomnum);
}else{
clearInterval(chat_interval[roomnum]);
chat_interval[roomnum]=null;
}
},200));
}


function send_msg(io,roomnum){
var data=chat_history[roomnum].splice(0,chat_history[roomnum].length);
    io.sockets.in(roomnum).emit("broadcastingListen", data);
}


//时间格式化
function FormatNowDate(){
var mDate = new Date();
var H = mDate.getHours();
var i = mDate.getMinutes();
var s = mDate.getSeconds();
return H + ':' + i + ':' + s;
}

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转载自blog.csdn.net/u014724048/article/details/78109739
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