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annotate rlgwebd.js @ 170:50e4c9feeac2

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RLGWebD: fix simultaneous player bug. Multiple games can now run at the same time, and data will be sent to the proper place. The interaction of multiple players with watchers has not yet been tested.
author John "Elwin" Edwards
date Fri, 09 Jan 2015 13:06:41 -0500
parents 6f4b7e1b32e8
children 671bed5039aa
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1 #!/usr/bin/env node
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2
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3 var http = require('http');
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4 var net = require('net');
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5 var url = require('url');
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6 var path = require('path');
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7 var fs = require('fs');
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8 var events = require('events');
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9 var child_process = require('child_process');
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10 // Dependencies
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11 var posix = require("posix");
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12 var pty = require("pty.js");
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13 var WebSocketServer = require("websocket").server;
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15 /* Configuration variables */
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16 // The first file is NOT in the chroot.
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17 var ctlsocket = "/var/local/rlgwebd/ctl";
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18 var httpPort = 8080;
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19 var chrootDir = "/var/dgl/";
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20 var dropToUser = "rodney";
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21 var serveStaticRoot = "/var/www/"; // inside the chroot
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22
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23 /* Data on the games available. */
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24 var games = {
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25 "rogue3": {
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26 "name": "Rogue V3",
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27 "uname": "rogue3",
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28 "suffix": ".r3sav",
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29 "path": "/usr/bin/rogue3",
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30 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J
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31 },
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32 "rogue4": {
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33 "name": "Rogue V4",
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34 "uname": "rogue4",
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35 "suffix": ".r4sav",
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36 "path": "/usr/bin/rogue4",
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37 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J
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38 },
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39 "rogue5": {
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40 "name": "Rogue V5",
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41 "uname": "rogue5",
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42 "suffix": ".r5sav",
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43 "path": "/usr/bin/rogue5",
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44 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J
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45 },
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46 "srogue": {
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47 "name": "Super-Rogue",
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48 "uname": "srogue",
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49 "suffix": ".srsav",
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50 "path": "/usr/bin/srogue",
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51 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J
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52 },
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53 "arogue5": {
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54 "name": "Advanced Rogue 5",
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55 "uname": "arogue5",
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56 "suffix": ".ar5sav",
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57 "path": "/usr/bin/arogue5",
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58 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J
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59 }
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60 };
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61
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62 /* Global state */
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63 var logins = {};
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64 var sessions = {};
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65 var dglgames = {};
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66 var allowlogin = true;
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67 var gamemux = new events.EventEmitter();
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68
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69 /* Constructor. A TermSession handles a pty and the game running on it.
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70 * gname: (String) Name of the game to launch.
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71 * pname: (String) The player's name.
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72 * wsReq: (WebSocketRequest) The request from the client.
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73 *
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74 * Events:
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75 * "data": Data generated by child. Parameters: buf (Buffer)
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76 * "exit": Child terminated. Parameters: none
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77 */
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78 function TermSession(gname, pname, wsReq) {
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79 var ss = this;
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80 /* Subclass EventEmitter to do the hard work. */
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