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annotate rlgwebd.js @ 166:66fef65c34e7

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watcher: exit if errors occur.
author John "Elwin" Edwards
date Wed, 07 Jan 2015 13:22:05 -0500
parents 59e62710cbb5
children fba1b34e7554
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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 * game: (String) Name of the game to launch.
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71 * lkey: (String, key) The user's id, a key into logins.
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72 * dims: (Array [Number, Number]) Height and width of the pty.
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73 * handlers: (Object) Key-value pairs, event names and functions to
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74 * install to handle them.
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75 * Events:
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76 * "open": Emitted on startup. Parameters: success (Boolean)
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77 * "data": Data generated by child. Parameters: buf (Buffer)
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78 * "exit": Child terminated. Parameters: none
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79 */
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80 function TermSession(game, lkey, dims, handlers) {
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