annotate rlgwebd.js @ 141:1a156a7746a7

RLGWebD: use NODE_PATH to find modules.
author John "Elwin" Edwards
date Wed, 14 Aug 2013 08:04:36 -0700
parents dcd07c1d846a
children c4304f08e35b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
1 #!/usr/bin/env node
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
2
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
3 var http = require('http');
28
2ad2b6491aa9 rlgwebd.js: become a real daemon.
John "Elwin" Edwards <elwin@sdf.org>
parents: 27
diff changeset
4 var net = require('net');
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
5 var url = require('url');
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
6 var path = require('path');
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
7 var fs = require('fs');
55
96815eae4ebe RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents: 49
diff changeset
8 var events = require('events');
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
9 var child_process = require('child_process');
141
1a156a7746a7 RLGWebD: use NODE_PATH to find modules.
John "Elwin" Edwards
parents: 139
diff changeset
10 // Dependencies
1a156a7746a7 RLGWebD: use NODE_PATH to find modules.
John "Elwin" Edwards
parents: 139
diff changeset
11 var posix = require("posix");
1a156a7746a7 RLGWebD: use NODE_PATH to find modules.
John "Elwin" Edwards
parents: 139
diff changeset
12 var pty = require("pty.js");
1a156a7746a7 RLGWebD: use NODE_PATH to find modules.
John "Elwin" Edwards
parents: 139
diff changeset
13 var WebSocketServer = require("websocket").server;
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
14
30
b5570a594266 rlgwebd.js: listen on any address
John "Elwin" Edwards <elwin@sdf.org>
parents: 29
diff changeset
15 /* Configuration variables */
139
dcd07c1d846a Replace the daemon module with posix.
John "Elwin" Edwards
parents: 132
diff changeset
16 // The first file is NOT in the chroot.
28
2ad2b6491aa9 rlgwebd.js: become a real daemon.
John "Elwin" Edwards <elwin@sdf.org>
parents: 27
diff changeset
17 var ctlsocket = "/var/local/rlgwebd/ctl";
30
b5570a594266 rlgwebd.js: listen on any address
John "Elwin" Edwards <elwin@sdf.org>
parents: 29
diff changeset
18 var httpPort = 8080;
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
19 var chrootDir = "/var/dgl/";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
20 var dropToUID = 501;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
21 var dropToGID = 501;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
22 var serveStaticRoot = "/var/www/"; // inside the chroot
36
a0387f112bcf RLG-Web: autosave idle games.
John "Elwin" Edwards <elwin@sdf.org>
parents: 34
diff changeset
23 var playtimeout = 3600000; // Idle time before games are autosaved, in ms
30
b5570a594266 rlgwebd.js: listen on any address
John "Elwin" Edwards <elwin@sdf.org>
parents: 29
diff changeset
24
39
e8ac0e3d2614 RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents: 37
diff changeset
25 /* Data on the games available. */
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
26 var games = {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
27 "rogue3": {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
28 "name": "Rogue V3",
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
29 "uname": "rogue3",
42
8f6bc0df58fa rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents: 40
diff changeset
30 "suffix": ".r3sav",
60
31bb3cf4f25f Make sure watchers start with completely drawn screens.
John "Elwin" Edwards <elwin@sdf.org>
parents: 55
diff changeset
31 "path": "/bin/rogue3",
31bb3cf4f25f Make sure watchers start with completely drawn screens.
John "Elwin" Edwards <elwin@sdf.org>
parents: 55
diff changeset
32 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
33 },
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
34 "rogue4": {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
35 "name": "Rogue V4",
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
36 "uname": "rogue4",
42
8f6bc0df58fa rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents: 40
diff changeset
37 "suffix": ".r4sav",
60
31bb3cf4f25f Make sure watchers start with completely drawn screens.
John "Elwin" Edwards <elwin@sdf.org>
parents: 55
diff changeset
38 "path": "/bin/rogue4",
31bb3cf4f25f Make sure watchers start with completely drawn screens.
John "Elwin" Edwards <elwin@sdf.org>
parents: 55
diff changeset
39 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
40 },
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
41 "rogue5": {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
42 "name": "Rogue V5",
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
43 "uname": "rogue5",
42
8f6bc0df58fa rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents: 40
diff changeset
44 "suffix": ".r5sav",
60
31bb3cf4f25f Make sure watchers start with completely drawn screens.
John "Elwin" Edwards <elwin@sdf.org>
parents: 55
diff changeset
45 "path": "/bin/rogue5",
31bb3cf4f25f Make sure watchers start with completely drawn screens.
John "Elwin" Edwards <elwin@sdf.org>
parents: 55
diff changeset
46 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
47 },
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
48 "srogue": {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
49 "name": "Super-Rogue",
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
50 "uname": "srogue",
42
8f6bc0df58fa rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents: 40
diff changeset
51 "suffix": ".srsav",
60
31bb3cf4f25f Make sure watchers start with completely drawn screens.
John "Elwin" Edwards <elwin@sdf.org>
parents: 55
diff changeset
52 "path": "/bin/srogue",
121
077adfeea038 Correct the clear sequence for srogue.
John "Elwin" Edwards <elwin@sdf.org>
parents: 120
diff changeset
53 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J
120
54979d35611a Add support for Advanced Rogue 5.
John "Elwin" Edwards <elwin@sdf.org>
parents: 113
diff changeset
54 },
54979d35611a Add support for Advanced Rogue 5.
John "Elwin" Edwards <elwin@sdf.org>
parents: 113
diff changeset
55 "arogue5": {
54979d35611a Add support for Advanced Rogue 5.
John "Elwin" Edwards <elwin@sdf.org>
parents: 113
diff changeset
56 "name": "Advanced Rogue 5",
54979d35611a Add support for Advanced Rogue 5.
John "Elwin" Edwards <elwin@sdf.org>
parents: 113
diff changeset
57 "uname": "arogue5",
54979d35611a Add support for Advanced Rogue 5.
John "Elwin" Edwards <elwin@sdf.org>
parents: 113
diff changeset
58 "suffix": ".ar5sav",
54979d35611a Add support for Advanced Rogue 5.
John "Elwin" Edwards <elwin@sdf.org>
parents: 113
diff changeset
59 "path": "/bin/arogue5",
54979d35611a Add support for Advanced Rogue 5.
John "Elwin" Edwards <elwin@sdf.org>
parents: 113
diff changeset
60 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
61 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
62 };
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
63
39
e8ac0e3d2614 RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents: 37
diff changeset
64 /* Global state */
e8ac0e3d2614 RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents: 37
diff changeset
65 var logins = {};
e8ac0e3d2614 RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents: 37
diff changeset
66 var sessions = {};
55
96815eae4ebe RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents: 49
diff changeset
67 var clients = {};
39
e8ac0e3d2614 RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents: 37
diff changeset
68 var allowlogin = true;
55
96815eae4ebe RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents: 49
diff changeset
69 var nextsession = 0;
104
7d444ba4739e RLG-Web server: send status events over WebSockets.
John "Elwin" Edwards <elwin@sdf.org>
parents: 103
diff changeset
70 var gamemux = new events.EventEmitter();
39
e8ac0e3d2614 RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents: 37
diff changeset
71
55
96815eae4ebe RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents: 49
diff changeset
72 /* Constructor. A TermSession handles a pty and the game running on it.
96815eae4ebe RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents: 49
diff changeset
73 * game: (String) Name of the game to launch.
96815eae4ebe RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents: 49
diff changeset
74 * lkey: (String, key) The user's id, a key into logins.
96815eae4ebe RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents: 49
diff changeset
75 * dims: (Array [Number, Number]) Height and width of the pty.
96815eae4ebe RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents: 49
diff changeset
76 * handlers: (Object) Key-value pairs, event names and functions to
96815eae4ebe RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents: 49
diff changeset
77 * install to handle them.
96815eae4ebe RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents: 49
diff changeset
78 * Events:
96815eae4ebe RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents: 49
diff changeset
79 * "open": Emitted on startup. Parameters: success (Boolean)
96815eae4ebe RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents: 49
diff changeset
80 * "data": Data generated by child. Parameters: buf (Buffer)
87
bd2cf6dda28d RLG-Web: use the pty module.
John "Elwin" Edwards <elwin@sdf.org>