Experiment with realtime stats of connection load

This commit is contained in:
calzoneman 2013-08-19 23:53:33 -05:00
parent 779bdb4067
commit e748d79349
6 changed files with 172 additions and 41 deletions

12
acp.js
View File

@ -169,6 +169,18 @@ module.exports = function (Server) {
user.socket.emit("acp-view-stats", res);
});
});
user.socket.on("acp-view-connstats", function () {
var http = Server.stats.readAverages("http");
var sio = Server.stats.readAverages("socketio");
var api = Server.stats.readAverages("api");
user.socket.emit("acp-view-connstats", {
http: http,
sio: sio,
api: api
});
});
}
}
}

16
api.js
View File

@ -55,6 +55,7 @@ module.exports = function (Server) {
/* <https://en.wikipedia.org/wiki/Hyper_Text_Coffee_Pot_Control_Protocol> */
app.get("/api/coffee", function (req, res) {
Server.stats.record("api", "/api/coffee");
res.send(418); // 418 I'm a teapot
});
@ -62,6 +63,7 @@ module.exports = function (Server) {
/* data about a specific channel */
app.get("/api/channels/:channel", function (req, res) {
Server.stats.record("api", "/api/channels/:channel");
var name = req.params.channel;
if(!name.match(/^[\w-_]+$/)) {
res.send(404);
@ -82,6 +84,7 @@ module.exports = function (Server) {
/* data about all channels (filter= public or all) */
app.get("/api/allchannels/:filter", function (req, res) {
Server.stats.record("api", "/api/allchannels/:filter");
var filter = req.params.filter;
if(filter !== "public" && filter !== "all") {
res.send(400);
@ -140,6 +143,7 @@ module.exports = function (Server) {
/* login */
app.post("/api/login", function (req, res) {
Server.stats.record("api", "/api/login");
res.type("application/jsonp");
res.setHeader("Access-Control-Allow-Origin", "*");
var name = req.body.name;
@ -181,6 +185,7 @@ module.exports = function (Server) {
/* register an account */
app.post("/api/register", function (req, res) {
Server.stats.record("api", "/api/register");
res.type("application/jsonp");
res.setHeader("Access-Control-Allow-Origin", "*");
var name = req.body.name;
@ -252,6 +257,7 @@ module.exports = function (Server) {
/* password change */
app.post("/api/account/passwordchange", function (req, res) {
Server.stats.record("api", "/api/account/passwordchange");
res.type("application/jsonp");
res.setHeader("Access-Control-Allow-Origin", "*");
@ -295,6 +301,7 @@ module.exports = function (Server) {
/* password reset */
app.post("/api/account/passwordreset", function (req, res) {
Server.stats.record("api", "/api/account/passwordreset");
res.type("application/jsonp");
res.setHeader("Access-Control-Allow-Origin", "*");
var name = req.body.name;
@ -364,6 +371,7 @@ module.exports = function (Server) {
/* password recovery */
app.get("/api/account/passwordrecover", function (req, res) {
Server.stats.record("api", "/api/account/passwordrecover");
res.type("application/jsonp");
var hash = req.query.hash;
var ip = getIP(req);
@ -388,6 +396,7 @@ module.exports = function (Server) {
/* profile retrieval */
app.get("/api/users/:user/profile", function (req, res) {
Server.stats.record("api", "/api/users/:user/profile");
res.type("application/jsonp");
var name = req.params.user;
@ -410,6 +419,7 @@ module.exports = function (Server) {
/* profile change */
app.post("/api/account/profile", function (req, res) {
Server.stats.record("api", "/api/account/profile");
res.type("application/jsonp");
res.setHeader("Access-Control-Allow-Origin", "*");
var name = req.body.name;
@ -457,6 +467,7 @@ module.exports = function (Server) {
/* set email */
app.post("/api/account/email", function (req, res) {
Server.stats.record("api", "/api/account/email");
res.type("application/jsonp");
res.setHeader("Access-Control-Allow-Origin", "*");
var name = req.body.name;
@ -508,6 +519,7 @@ module.exports = function (Server) {
/* my channels */
app.get("/api/account/mychannels", function (req, res) {
Server.stats.record("/api/account/mychannels");
res.type("application/jsonp");
var name = req.query.name;
var session = req.query.session;
@ -545,6 +557,7 @@ module.exports = function (Server) {
/* action log */
app.get("/api/logging/actionlog", function (req, res) {
Server.stats.record("api", "/api/logging/actionlog");
res.type("application/jsonp");
var name = req.query.name;
var session = req.query.session;
@ -594,6 +607,7 @@ module.exports = function (Server) {
}
app.get("/api/logging/syslog", function (req, res) {
Server.stats.record("api", "/api/logging/syslog");
res.type("text/plain");
res.setHeader("Access-Control-Allow-Origin", "*");
@ -621,6 +635,7 @@ module.exports = function (Server) {
});
app.get("/api/logging/errorlog", function (req, res) {
Server.stats.record("api", "/api/logging/errorlog");
res.type("text/plain");
res.setHeader("Access-Control-Allow-Origin", "*");
@ -648,6 +663,7 @@ module.exports = function (Server) {
});
app.get("/api/logging/channels/:channel", function (req, res) {
Server.stats.record("api", "/api/logging/channels/:channel");
res.type("text/plain");
res.setHeader("Access-Control-Allow-Origin", "*");

View File

@ -90,49 +90,46 @@ var Server = {
this.httpaccess.log([ipstr, req.method, url, status, req.headers["user-agent"]].join(" "));
},
init: function () {
var self = this;
// init database
var Database = require("./database");
this.db = new Database(this.cfg);
this.db = new Database(self.cfg);
this.db.init();
this.actionlog = require("./actionlog")(this);
this.actionlog = require("./actionlog")(self);
this.httpaccess = new Logger.Logger("httpaccess.log");
this.app = express();
this.app.use(express.bodyParser());
// channel path
this.app.get("/r/:channel(*)", function (req, res, next) {
self.app.get("/r/:channel(*)", function (req, res, next) {
var c = req.params.channel;
if(!c.match(/^[\w-_]+$/)) {
res.redirect("/" + c);
}
else {
this.logHTTP(req);
self.stats.record("http", "/r/" + c);
self.logHTTP(req);
res.sendfile(__dirname + "/www/channel.html");
}
}.bind(this));
});
// api path
this.api = require("./api")(this);
/*
this.app.get("/api/:apireq(*)", function (req, res, next) {
this.logHTTP(req);
this.api.handle(req.url.substring(5), req, res);
}.bind(this));
*/
self.api = require("./api")(self);
this.app.get("/", function (req, res, next) {
this.logHTTP(req);
self.app.get("/", function (req, res, next) {
self.logHTTP(req);
self.stats.record("http", "/");
res.sendfile(__dirname + "/www/index.html");
}.bind(this));
});
// default path
this.app.get("/:thing(*)", function (req, res, next) {
self.app.get("/:thing(*)", function (req, res, next) {
var opts = {
root: __dirname + "/www",
maxAge: this.cfg["asset-cache-ttl"]
maxAge: self.cfg["asset-cache-ttl"]
}
res.sendfile(req.params.thing, opts, function (err) {
if(err) {
this.logHTTP(req, err.status);
self.logHTTP(req, err.status);
// Damn path traversal attacks
if(req.params.thing.indexOf("%2e") != -1) {
res.send("Don't try that again, I'll ban you");
@ -149,34 +146,36 @@ var Server = {
}
}
else {
this.logHTTP(req);
self.stats.record("http", req.params.thing);
self.logHTTP(req);
}
}.bind(this));
}.bind(this));
});
});
// fallback
this.app.use(function (err, req, res, next) {
this.logHTTP(req, err.status);
self.app.use(function (err, req, res, next) {
self.logHTTP(req, err.status);
if(err.status == 404) {
res.send(404);
} else {
next(err);
}
}.bind(this));
});
// bind servers
this.httpserv = this.app.listen(Server.cfg["web-port"],
self.httpserv = self.app.listen(Server.cfg["web-port"],
Server.cfg["express-host"]);
this.ioserv = express().listen(Server.cfg["io-port"],
self.ioserv = express().listen(Server.cfg["io-port"],
Server.cfg["express-host"]);
// init socket.io
this.io = require("socket.io").listen(this.ioserv);
this.io.set("log level", 1);
this.io.sockets.on("connection", function (socket) {
self.io = require("socket.io").listen(self.ioserv);
self.io.set("log level", 1);
self.io.sockets.on("connection", function (socket) {
self.stats.record("socketio", "socket");
var ip = getSocketIP(socket);
socket._ip = ip;
this.db.isGlobalIPBanned(ip, function (err, bant) {
self.db.isGlobalIPBanned(ip, function (err, bant) {
if(bant) {
Logger.syslog.log("Disconnecting " + ip + " - gbanned");
socket.emit("kick", {
@ -187,14 +186,14 @@ var Server = {
});
socket.on("disconnect", function () {
this.ips[ip]--;
}.bind(this));
self.ips[ip]--;
}.bind(self));
if(!(ip in this.ips))
this.ips[ip] = 0;
this.ips[ip]++;
if(!(ip in self.ips))
self.ips[ip] = 0;
self.ips[ip]++;
if(this.ips[ip] > Server.cfg["ip-connection-limit"]) {
if(self.ips[ip] > Server.cfg["ip-connection-limit"]) {
socket.emit("kick", {
reason: "Too many connections from your IP address"
});
@ -204,18 +203,18 @@ var Server = {
// finally a valid user
Logger.syslog.log("Accepted socket from /" + socket._ip);
new User(socket, this);
}.bind(this));
new User(socket, self);
}.bind(self));
// init ACP
this.acp = require("./acp")(this);
self.acp = require("./acp")(self);
// init stats
this.stats = require("./stats")(this);
self.stats = require("./stats")(self);
// init media retriever
this.infogetter = require("./get-info")(this);
self.infogetter = require("./get-info")(self);
},
shutdown: function () {
Logger.syslog.log("Unloading channels");

View File

@ -16,6 +16,7 @@ const STAT_EXPIRE = 24 * STAT_INTERVAL;
module.exports = function (Server) {
var db = Server.db;
setInterval(function () {
var chancount = Server.channels.length;
var usercount = 0;
@ -29,4 +30,40 @@ module.exports = function (Server) {
db.pruneStats(Date.now() - STAT_EXPIRE);
});
}, STAT_INTERVAL);
return {
stores: {
"http": {},
"socketio": {},
"api": {}
},
record: function (type, key) {
var store;
if(!(type in this.stores))
return;
store = this.stores[type];
if(key in store) {
store[key].push(Date.now());
if(store[key].length > 100)
store[key].shift();
} else {
store[key] = [Date.now()];
}
},
readAverages: function (type) {
if(!(type in this.stores))
return;
var avg = {};
var store = this.stores[type];
for(var k in store) {
var time = Date.now() - store[k][0];
avg[k] = store[k].length / time;
avg[k] = parseInt(avg[k] * 1000);
}
return avg;
}
};
}

View File

@ -46,6 +46,7 @@
<li id="li_chanloaded"><a href="javascript:void(0)" id="show_chanloaded">Loaded Channels</a></li>
<li id="li_actionlog"><a href="javascript:void(0)" id="show_actionlog">Action Log</a></li>
<li id="li_stats"><a href="javascript:void(0)" id="show_stats">Server Stats</a></li>
<li id="li_connstats"><a href="javascript:void(0)" id="show_connstats">Connection Stats</a></li>
</ul>
</li>
</ul>
@ -249,6 +250,21 @@
<h3>Memory Usage (MB)</h3>
<canvas id="stat_mem" width="1170" height="400"></canvas>
</div>
<div class="span12" id="connstats">
<h3>Connection Stats</h3>
<strong>Note: </strong>Data points for which the frequency average is 0 are not displayed.
<br>
<button class="btn" id="connstats_refresh">Refresh</button>
<table class="table table-bordered table-striped" id="connstats">
<thead>
<tr>
<th>Type</th>
<th>Param</th>
<th>Frequency</th>
</tr>
</thead>
</table>
</div>
</div>
</div>
</div>

View File

@ -147,6 +147,13 @@ menuHandler("#show_stats", "#stats");
$("#show_stats").click(function () {
socket.emit("acp-view-stats");
});
menuHandler("#show_connstats", "#connstats");
$("#show_connstats").click(function () {
socket.emit("acp-view-connstats");
});
$("#connstats_refresh").click(function () {
socket.emit("acp-view-connstats");
});
function reverseLog() {
$("#log").text($("#log").text().split("\n").reverse().join("\n"));
@ -548,6 +555,50 @@ function setupCallbacks() {
$("<option/>").text(a).val(a).appendTo($("#actionlog_filter"));
});
});
socket.on("acp-view-connstats", function (data) {
var tbl = $("#connstats table");
tbl.find("tbody").remove();
var flat = [];
for(var key in data) {
var d = data[key];
for(var k in d) {
flat.push({
type: key,
param: k,
freq: d[k]
});
}
}
flat.sort(function (a, b) {
var x = a.freq, y = b.freq;
if(x == y) {
var c = a.type + a.param;
var d = b.type + b.param;
return c == d ? 0 : (c < d ? -1 : 1);
}
return y - x;
});
for(var i in flat) {
i = flat[i];
if(i.freq == 0)
return;
var tr = $("<tr/>").appendTo(tbl);
$("<td/>").text(i.type).appendTo(tr);
$("<td/>").text(i.param).appendTo(tr);
$("<td/>").text(i.freq + " hits/sec average").appendTo(tr);
if(i.freq > 50) {
tr.addClass("error");
} else if(i.freq > 10) {
tr.addClass("warning");
}
}
});
}
/* cookie util */