Merge pull request #226 from wizardfrag/identd

This commit is contained in:
Mattias Erming 2014-10-11 17:22:16 +02:00
commit 3918c0ab61
4 changed files with 147 additions and 0 deletions

View file

@ -195,5 +195,34 @@ module.exports = {
// @default ""
//
certificate: ""
},
//
// Allows shout to run as an identd
//
// @type object
// @default {}
identd: {
//
// Enable Identd daemon
//
// @type boolean
// @default true
enable: true,
//
// Port to listen for ident requests
//
// @type int
// @default 30113
port: 30113,
//
// Default user to return on unknown request
// if false, will return NOUSER
//
// @type string
// @default shout
default: "shout"
}
};

View file

@ -8,6 +8,7 @@ var Network = require("./models/network");
var slate = require("slate-irc");
var tls = require("tls");
var Helper = require("./helper");
var identd = require("./identd");
module.exports = Client;
@ -135,6 +136,25 @@ Client.prototype.connect = function(args) {
}
var stream = args.tls ? tls.connect(server) : net.connect(server);
var identdItem = null;
var cb = function() {
identdItem = {
"remoteIp": stream.remoteAddress,
"remotePort": stream.remotePort,
"localPort": stream.localPort,
"username": username
};
identd.addConnection(identdItem);
};
var stream;
if (args.tls) {
stream = tls.connect(server);
stream.socket.on('connect', cb);
} else {
stream = net.connect(server, cb);
}
stream.on("error", function(e) {
console.log("Client#connect():\n" + e);
@ -148,6 +168,10 @@ Client.prototype.connect = function(args) {
});
});
stream.on("close", function() {
identd.removeConnection(identdItem);
});
var nick = args.nick || "shout-user";
var username = args.username || nick;
var realname = args.realname || "Shout User";

90
src/identd.js Normal file
View file

@ -0,0 +1,90 @@
var _ = require("lodash");
var net = require("net");
var Helper = require("./helper");
function Identd() {
// used to store who is connecting...
this.connections = [];
this.server = null;
this.config = {
enable: false,
port: 30113,
default: "shout"
};
};
Identd.prototype.respond = function(remoteIp, localPort, remotePort) {
// Build the first part (always the same)
var response = localPort + ", " + remotePort + " : ";
var params = {"remoteIp": remoteIp, "remotePort": remotePort, "localPort": localPort};
var connection = _.where(this.connections, params);
if (connection.length == 0) {
params["localPort"] = undefined;
connection = _.where(this.connections, params);
}
if (connection.length > 0) {
// We have some connections, but we only want the first
connection = _.first(connection);
response += " USERID : UNIX : " + connection.username;
// We're done with that connection. Remove it
this.removeConnection(connection);
} else {
if (this.config.default == null) {
response += " ERROR : NOUSER";
} else {
var ident = this.config.default.replace(/\?/g, function(a) {
return Math.floor(Math.random() * 10);
});
response += " USERID : UNIX : " + ident;
}
}
// responses must end with CR+LF
return response + "\r\n";
};
Identd.prototype.parse = function(request) {
// myPort, theirPort\r\n
request = request.toString().split(/,\s*/);
if (request.length == 2) {
var localPort = parseInt(request[0]),
remotePort = parseInt(request[1]);
}
return [localPort, remotePort];
};
Identd.prototype.start = function(config) {
_.merge(this.config, config.identd);
if (this.config.enable) {
var self = this;
// create the server
this.server = net.createServer(function(socket) {
socket.on('data', function(data) {
var parsed = self.parse(data);
// parse and generate a response
var response = self.respond(socket.remoteAddress, parsed[0], parsed[1]);
socket.write(response);
socket.end();
});
});
this.server.listen(this.config.port);
}
return self;
};
Identd.prototype.addConnection = function(connection) {
if (this.config.enable) {
this.connections.push(connection);
}
};
Identd.prototype.removeConnection = function(connection) {
if (this.config.enable) {
this.connections = _.without(this.connections, connection);
}
};
module.exports = new Identd();

View file

@ -36,6 +36,10 @@ module.exports = function(options) {
}, app).listen(port, host)
}
if (config.identd && config.identd.enable) {
require("./identd").start(config);
}
sockets = io(server);
sockets.on("connect", function(socket) {
if (config.public) {