Mercurial > hg > rlgwebd
annotate rlgwebd.js @ 101:e59d68082664
RLG-Web: Complete the WebSocket watcher.
Watching via WebSockets now takes into account terminal size, player
name, etc.
author | John "Elwin" Edwards <elwin@sdf.org> |
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date | Fri, 13 Jul 2012 08:39:39 -0700 |
parents | 3dbfdaf62623 |
children | f34a286c51bd |
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1 #!/usr/bin/env node |
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2 |
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3 // If you can't quite trust node to find it on its own |
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4 var localModules = '/usr/local/lib/node_modules/'; |
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5 var http = require('http'); |
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6 var net = require('net'); |
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7 var url = require('url'); |
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8 var path = require('path'); |
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9 var fs = require('fs'); |
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10 var events = require('events'); |
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11 var child_process = require('child_process'); |
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12 var daemon = require(path.join(localModules, "daemon")); |
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13 var pty = require(path.join(localModules, "pty.js")); |
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14 var WebSocketServer = require(path.join(localModules, "websocket")).server; |
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15 |
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16 /* Configuration variables */ |
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17 // These first two files are NOT in the chroot. |
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18 var ctlsocket = "/var/local/rlgwebd/ctl"; |
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19 var logfile = "/var/local/rlgwebd/log"; |
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20 var httpPort = 8080; |
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21 var chrootDir = "/var/dgl/"; |
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22 var dropToUID = 501; |
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23 var dropToGID = 501; |
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24 var serveStaticRoot = "/var/www/"; // inside the chroot |
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25 var playtimeout = 3600000; // Idle time before games are autosaved, in ms |
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26 |
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27 /* Data on the games available. */ |
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28 var games = { |
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29 "rogue3": { |
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30 "name": "Rogue V3", |
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31 "uname": "rogue3", |
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32 "suffix": ".r3sav", |
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33 "path": "/bin/rogue3", |
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34 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J |
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35 }, |
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36 "rogue4": { |
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37 "name": "Rogue V4", |
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38 "uname": "rogue4", |
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39 "suffix": ".r4sav", |
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40 "path": "/bin/rogue4", |
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41 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J |
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42 }, |
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43 "rogue5": { |
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44 "name": "Rogue V5", |
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45 "uname": "rogue5", |
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46 "suffix": ".r5sav", |
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47 "path": "/bin/rogue5", |
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48 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J |
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49 }, |
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50 "srogue": { |
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51 "name": "Super-Rogue", |
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52 "uname": "srogue", |
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53 "suffix": ".srsav", |
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54 "path": "/bin/srogue", |
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55 "clear": new Buffer([27, 91, 72, 27, 91, 74]) // CSI H CSI J |
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56 } |
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57 }; |
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58 |
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59 /* Global state */ |
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60 var logins = {}; |
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61 var sessions = {}; |
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62 var clients = {}; |
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63 var allowlogin = true; |
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64 var nextsession = 0; |
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65 |
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66 /* Constructor. A TermSession handles a pty and the game running on it. |
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67 * game: (String) Name of the game to launch. |
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68 * lkey: (String, key) The user's id, a key into logins. |
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69 * dims: (Array [Number, Number]) Height and width of the pty. |
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70 * handlers: (Object) Key-value pairs, event names and functions to |
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71 * install to handle them. |
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72 * Events: |
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73 * "open": Emitted on startup. Parameters: success (Boolean) |
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74 * "data": Data generated by child. Parameters: buf (Buffer) |
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75 * "exit": Child terminated. Parameters: none |
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76 */ |
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77 function TermSession(game, lkey, dims, handlers) { |
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78 var ss = this; |
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79 /* Subclass EventEmitter to do the hard work. */ |
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80 events.EventEmitter.call(this); |
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81 for (var evname in handlers) |
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82 this.on(evname, handlers[evname]); |
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83 /* Don't launch anything that's not a real game. */ |
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84 if (game in games) { |
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85 this.game = games[game]; |
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86 } |
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87 else { |
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88 this.emit('open', false); |
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89 return; |
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90 } |
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91 if (lkey in logins) { |
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92 this.key = lkey; |
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93 this.pname = logins[lkey].name; |
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94 } |
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95 else { |
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96 this.emit('open', false); |
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97 return; |
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98 } |
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99 /* Grab a spot in the sessions table. */ |
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100 this.sessid = nextsession++; |
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101 sessions[this.sessid] = this; |
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102 /* Set up the sizes. */ |
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103 this.w = Math.floor(Number(dims[1])); |
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104 if (!(this.w > 0 && this.w < 256)) |
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105 this.w = 80; |
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106 this.h = Math.floor(Number(dims[0])); |
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107 if (!(this.h > 0 && this.h < 256)) |
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108 this.h = 24; |
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109 /* Environment. */ |
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110 var childenv = {}; |
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111 for (var key in process.env) { |
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112 childenv[key] = process.env[key]; |
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113 } |
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114 var args = ["-n", this.pname]; |
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115 var spawnopts = {"env": childenv, "cwd": "/", "rows": this.h, "cols": this.w, |
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116 "name": "xterm-256color"}; |
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117 this.term = pty.spawn(this.game.path, args, spawnopts); |
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118 tslog("%s playing %s (index %d, pid %d)", this.pname, this.game.uname, |
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119 this.sessid, this.term.pid); |
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120 this.emit('open', true, this.sessid); |
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121 /* Set up the lockfile and ttyrec */ |
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122 var ts = timestamp(); |
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123 var progressdir = "/dgldir/inprogress-" + this.game.uname; |
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124 this.lock = path.join(progressdir, this.pname + ":node:" + ts + ".ttyrec"); |
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125 var lmsg = this.term.pid.toString() + '\n' + this.w + '\n' + this.h + '\n'; |
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126 fs.writeFile(this.lock, lmsg, "utf8"); |
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127 var ttyrec = path.join("/dgldir/ttyrec", this.pname, this.game.uname, |
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128 ts + ".ttyrec"); |
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129 this.record = fs.createWriteStream(ttyrec, { mode: 0664 }); |
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130 /* Holds the output since the last screen clear, so watchers can begin |
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131 * with a complete screen. */ |
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132 this.framebuf = new Buffer(1024); |
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133 this.frameoff = 0; |
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134 /* List of WebSockets watching the game. */ |
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135 this.watchsocks = []; |
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136 logins[lkey].sessions.push(this.sessid); |
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137 /* END setup */ |
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138 function ttyrec_chunk(datastr) { |
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139 var ts = new Date(); |
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140 var buf = new Buffer(datastr); |
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141 var chunk = new Buffer(buf.length + 12); |
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142 /* TTYREC headers */ |
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143 chunk.writeUInt32LE(Math.floor(ts.getTime() / 1000), 0); |
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144 chunk.writeUInt32LE(1000 * (ts.getTime() % 1000), 4); |
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145 chunk.writeUInt32LE(buf.length, 8); |
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146 buf.copy(chunk, 12); |
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147 ss.record.write(chunk); |
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148 ss.framepush(buf); |
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149 ss.emit('data', buf); |
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150 } |
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151 this.term.on("data", ttyrec_chunk); |
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152 this.framepush = function(chunk) { |
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153 /* If this chunk resets the screen, discard what preceded it. */ |
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154 if (bufncmp(chunk, this.game.clear, this.game.clear.length)) { |
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155 this.framebuf = new Buffer(1024); |
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156 this.frameoff = 0; |
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157 } |
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158 /* Make sure there's space. */ |
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159 while (this.framebuf.length < chunk.length + this.frameoff) { |
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160 var nbuf = new Buffer(this.framebuf.length * 2); |
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161 this.framebuf.copy(nbuf, 0, 0, this.frameoff); |
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162 this.framebuf = nbuf; |
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163 if (this.framebuf.length > 65536) { |
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164 tslog("Warning: Game %d frame buffer at %d bytes", this.sessid, |
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165 this.framebuf.length); |
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166 } |
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167 } |
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168 chunk.copy(this.framebuf, this.frameoff); |
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169 this.frameoff += chunk.length; |
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170 }; |
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171 this.write = function(data) { |
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172 this.term.write(data); |
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173 }; |
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174 // WebSocket watchers. |
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175 this.addWS = function (conn) { |
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176 this.watchsocks.push(conn); |
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177 }; |
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178 this.removeWS = function (conn) { |
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179 var i = this.watchsocks.indexOf(conn); |
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180 if (i >= 0) { |
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181 if (conn.connected) |
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182 conn.close(); |
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183 this.watchsocks.splice(i, 1); |
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184 return true; |
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185 } |
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186 else |
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187 return false; |
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188 }; |
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189 // Teardown. |
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190 this.term.on("exit", function () { |
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191 fs.unlink(ss.lock); |
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192 ss.record.end(); |
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193 ss.emit('exit'); |
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194 var id = ss.sessid; |
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195 delete sessions[id]; |
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196 tslog("Game %s ended.", id); |
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197 }); |
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198 this.close = function () { |
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199 this.term.kill('SIGHUP'); |
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200 }; |
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201 } |
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202 TermSession.prototype = new events.EventEmitter(); |
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203 |
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204 function Watcher(session) { |
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205 var ss = this; // that |
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206 this.session = session; |
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207 this.alive = true; |
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208 /* State for messaging. */ |
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209 this.nsend = 0; |
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210 this.sendQ = []; |
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211 /* Get a place in the table. */ |
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212 this.id = randkey(2); |
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213 while (this.id in clients) { |
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214 this.id = randkey(2); |
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215 } |
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216 clients[this.id] = this; |
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217 /* Recreate the current screen state from the session's buffer. */ |
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218 this.sendQ.push({"t": "d", "n": this.nsend++, |
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219 "d": session.framebuf.toString("hex", 0, session.frameoff)}); |
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220 function dataH(buf) { |
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221 var reply = {}; |
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222 reply.t = "d"; |
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223 reply.n = ss.nsend++; |
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224 reply.d = buf.toString("hex"); |
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225 ss.sendQ.push(reply); |
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226 } |
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227 function exitH() { |
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228 ss.alive = false; |
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229 ss.sendQ.push({"t": "q"}); |
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230 } |
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231 session.on('data', dataH); |
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232 session.on('exit', exitH); |
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233 this.read = function() { |
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234 /* Returns an array of all outstanding messages, empty if none. */ |
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235 var temp = this.sendQ; |
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236 this.sendQ = []; |
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237 /* Clean up if finished. */ |
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238 if (!this.alive) { |
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239 delete clients[this.id]; |
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240 } |
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241 return temp; |
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242 }; |
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243 this.quit = function() { |
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244 this.session.removeListener('data', dataH); |
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245 this.session.removeListener('exit', exitH); |
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246 delete clients[this.id]; |
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247 }; |
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248 } |
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249 |
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250 function Player(gamename, lkey, dims, callback) { |
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251 var ss = this; |
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252 this.alive = false; |
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253 /* State for messaging. */ |
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254 this.nsend = 0; |
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255 this.nrecv = 0; |
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256 this.sendQ = []; |
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257 this.recvQ = [] |
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258 this.Qtimeout = null; |
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259 /* Get a place in the table. */ |
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260 this.id = randkey(2); |
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261 while (this.id in clients) { |
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262 this.id = randkey(2); |
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263 } |
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264 clients[this.id] = this; |
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265 |
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266 this.read = function() { |
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267 var temp = this.sendQ; |
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268 this.sendQ = []; |
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269 /* Clean up if finished. */ |
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270 if (!this.alive) { |
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271 clearTimeout(this.Qtimeout); |
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272 delete clients[this.id]; |
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273 } |
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274 return temp; |
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275 }; |
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276 this.write = function (data, n) { |
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277 if (!this.alive || typeof (n) != "number") { |
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278 return; |
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279 } |
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280 var oindex = n - this.nrecv; |
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281 if (oindex === 0) { |
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282 this.session.write(data); |
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283 this.nrecv++; |
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284 var next; |
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285 while ((next = this.recvQ.shift()) !== undefined) { |
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286 this.session.write(next); |
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287 this.nrecv++; |
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288 } |
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289 if (this.recvQ.length == 0 && this.Qtimeout) { |
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290 clearTimeout(this.Qtimeout); |
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291 this.Qtimeout = null; |
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292 } |
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293 } |
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294 else if (oindex > 0 && oindex <= 1024) { |
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295 tslog("Client %s: Stashing message %d at %d", this.id, n, oindex - 1); |
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296 this.recvQ[oindex - 1] = data; |
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297 if (!this.Qtimeout) { |
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298 var nextn = this.nrecv + this.recvQ.length + 1; |
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299 this.Qtimeout = setTimeout(this.flushQ, 30000, this, nextn); |
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300 } |
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301 } |
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302 /* Otherwise, discard it */ |
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303 return; |
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304 }; |
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305 this.flushQ = function (client, n) { |
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306 /* Callback for when an unreceived message times out. |
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307 * n is the first empty space that will not be given up on. */ |
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308 if (!client.alive || client.nrecv >= n) |
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309 return; |
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310 client.nrecv++; |
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311 var next; |
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312 /* Clear the queue up to n */ |
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313 while (client.nrecv < n) { |
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314 next = client.recvQ.shift(); |
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315 if (next !== undefined) |
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316 client.session.write(next); |
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317 client.nrecv++; |
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318 } |
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319 /* Clear out anything that's ready. */ |
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320 while ((next = client.recvQ.shift()) !== undefined) { |
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321 client.session.write(next); |
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322 client.nrecv++; |
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323 } |
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324 /* Now set another timeout if necessary. */ |
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325 if (client.recvQ.length != 0) { |
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326 var nextn = client.nrecv + client.recvQ.length + 1; |
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327 client.Qtimeout = setTimeout(client.flushQ, 30000, client, nextn); |
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328 } |
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329 tslog("Flushing queue for player %s", player.id); |
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330 }; |
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331 this.reset = function () { |
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332 /* To be called when the game is taken over. */ |
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333 if (this.Qtimeout) { |
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334 clearTimeout(this.Qtimeout); |
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335 this.Qtimeout = null; |
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336 } |
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337 for (var i = 0; i < this.recvQ.length; i++) { |
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338 if (this.recvQ[i] !== undefined) { |
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339 this.session.write(this.recvQ[i]); |
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340 } |
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341 } |
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342 this.recvQ = []; |
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343 this.nrecv = 0; |
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344 this.nsend = 0; |
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345 this.sendQ = [{"t": "d", "n": this.nsend++, |
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346 "d": this.session.framebuf.toString("hex", 0, this.session.frameoff)}]; |
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347 }; |
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348 this.quit = function() { |
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349 if (this.alive) |
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350 this.session.close(); |
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351 }; |
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352 function openH(success, id) { |
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353 if (success) { |
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354 ss.alive = true; |
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355 ss.session = sessions[id]; |
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356 ss.h = sessions[id].h; |
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357 ss.w = sessions[id].w; |
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358 } |
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359 callback(ss, success); |
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360 } |
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361 function dataH(chunk) { |
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362 var reply = {}; |
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363 reply.t = "d"; |
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364 reply.n = ss.nsend++; |
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365 reply.d = chunk.toString("hex"); |
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366 ss.sendQ.push(reply); |
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367 } |
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368 function exitH() { |
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369 ss.alive = false; |
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370 ss.sendQ.push({"t": "q"}); |
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371 } |
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372 var handlers = {'open': openH, 'data': dataH, 'exit': exitH}; |
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373 this.session = new TermSession(gamename, lkey, dims, handlers); |
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374 } |
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375 |
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376 // Also known as WebSocketAndTermSessionClosureGlueFactory |
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377 function wsWatcher(conn, session) { |
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378 var ss = this; // is this even needed? |
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379 var dataH = function(buf) { |
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380 conn.sendUTF(JSON.stringify({"t": "d", "d": buf.toString("hex")})); |
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381 }; |
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382 var exitH = function() { |
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383 if (conn.connected) |
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384 conn.close(); |
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385 } |
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386 session.on('data', dataH); |
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387 session.on('exit', exitH); |
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388 conn.on('close', function(code, desc) { |
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389 session.removeListener('data', dataH); |
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390 session.removeListener('exit', exitH); |
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391 tslog("A WebSocket watcher has left game %d", session.sessid); |
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392 }); |
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393 conn.sendUTF(JSON.stringify({ |
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394 "t": "w", "w": session.w, "h": session.h, |
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395 "p": session.pname, "g": session.game.uname |
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396 })); |
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397 conn.sendUTF(JSON.stringify({"t": "d", |
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398 "d": session.framebuf.toString("hex", 0, session.frameoff)})); |
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399 } |
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400 |
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401 /* Some functions which check whether a player is currently playing or |
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402 * has a saved game. Maybe someday they will provide information on |
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403 * the game. */ |
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404 function checkprogress(user, game, callback, args) { |
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405 var progressdir = "/dgldir/inprogress-" + game.uname; |
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406 fs.readdir(progressdir, function(err, files) { |
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407 if (err) { |
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408 args.unshift(err, null); |
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409 callback.apply(null, args); |
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410 return; |
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411 } |
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412 var fre = RegExp("^" + user + ":"); |
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413 for (var i = 0; i < files.length; i++) { |
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414 if (files[i].match(fre)) { |
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415 args.unshift(null, files[i]); |
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416 callback.apply(null, args); |
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417 return; |
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418 } |
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419 } |
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420 args.unshift(null, false); |
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421 callback.apply(null, args); |
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422 }); |
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423 } |
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424 |
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425 function checksaved(user, game, callback, args) { |
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426 var savedirc = game.uname + "save"; |
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427 var basename = String(dropToUID) + "-" + user + game.suffix; |
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428 var savefile = path.join("/var/games/roguelike", savedirc, basename); |
81 | 429 fs.exists(savefile, function (exist) { |
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430 args.unshift(exist); |
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431 callback.apply(null, args); |
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432 }); |
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433 } |
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434 |
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435 function playerstatus(user, callback) { |
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436 var sdata = {}; |
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437 function finishp() { |
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438 for (var gname in games) { |
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439 if (!(gname in sdata)) |
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440 return; |
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441 } |
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442 callback(sdata); |
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443 } |
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444 function regsaved(exists, game) { |
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445 if (exists) |
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446 sdata[game.uname] = "s"; |
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447 else |
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448 sdata[game.uname] = "0"; |
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449 finishp(); |
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450 } |
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451 function regactive(err, filename, game) { |
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452 if (!err && filename) { |
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453 if (filename.match(/^[^:]*:node:/)) |
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454 sdata[game.uname] = "p"; |
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455 else |
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456 sdata[game.uname] = "d"; |
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457 finishp(); |
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458 } |
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459 else |
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460 checksaved(user, game, regsaved, [game]); |
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461 } |
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462 for (var gname in games) { |
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463 checkprogress(user, games[gname], regactive, [games[gname]]); |
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464 } |
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465 } |
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466 |
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467 /* A few utility functions */ |
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468 function timestamp() { |
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469 dd = new Date(); |
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470 sd = dd.toISOString(); |
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471 sd = sd.slice(0, sd.indexOf(".")); |
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472 return sd.replace("T", "."); |
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473 } |
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474 |
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475 function randkey(words) { |
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476 if (!words || !(words > 0)) |
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477 words = 1; |
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478 function rand32() { |
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479 rnum = Math.floor(Math.random() * 65536 * 65536); |
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480 hexstr = rnum.toString(16); |
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481 while (hexstr.length < 8) |
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482 hexstr = "0" + hexstr; |
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483 return hexstr; |
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484 } |
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485 var key = ""; |
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486 for (var i = 0; i < words; i++) |
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487 key += rand32(); |
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488 return key; |
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489 } |
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490 |
60
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491 /* Compares two buffers, returns true for equality up to index n */ |
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492 function bufncmp(buf1, buf2, n) { |
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493 if (!Buffer.isBuffer(buf1) || !Buffer.isBuffer(buf2)) |
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494 return false; |
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495 for (var i = 0; i < n; i++) { |
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496 if (i == buf1.length && i == buf2.length) |
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497 return true; |
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498 if (i == buf1.length || i == buf2.length) |
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499 return false; |
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500 if (buf1[i] != buf2[i]) |
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501 return false; |
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502 } |
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503 return true; |
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504 } |
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505 |
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506 function tslog() { |
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507 arguments[0] = new Date().toISOString() + ": " + String(arguments[0]); |
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508 console.log.apply(console, arguments); |
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509 } |
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510 |
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511 /* Returns a list of the cookies in the request, obviously. */ |
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512 function getCookies(req) { |
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513 cookies = []; |
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514 if ("cookie" in req.headers) { |
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515 cookstrs = req.headers["cookie"].split("; "); |
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516 for (var i = 0; i < cookstrs.length; i++) { |
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517 eqsign = cookstrs[i].indexOf("="); |
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518 if (eqsign > 0) { |
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519 name = cookstrs[i].slice(0, eqsign).toLowerCase(); |
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520 val = cookstrs[i].slice(eqsign + 1); |
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521 cookies[name] = val; |
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522 } |
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523 else if (eqsign < 0) |
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524 cookies[cookstrs[i]] = null; |
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525 } |
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526 } |
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527 return cookies; |
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528 } |
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529 |
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530 function getMsg(posttext) { |
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531 var jsonobj; |
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532 if (!posttext) |
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533 return {}; |
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534 try { |
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535 jsonobj = JSON.parse(posttext); |
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536 } |
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537 catch (e) { |
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538 if (e instanceof SyntaxError) |
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539 return {}; |
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540 } |
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541 if (typeof(jsonobj) != "object") |
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542 return {}; |
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543 return jsonobj; |
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544 } |
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545 |
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546 function reaper() { |
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547 var now = new Date(); |
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548 function reapcheck(session) { |
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549 fs.fstat(session.record.fd, function (err, stats) { |
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550 if (!err && now - stats.mtime > playtimeout) { |
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551 tslog("Reaping session %s", session.sessid); |
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552 /* Dissociate it with its login name. */ |
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553 var sn = logins[session.key].sessions.indexOf(session.sessid); |
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554 if (sn >= 0) { |
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555 logins[session.key].sessions.splice(sn, 1); |
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556 if (now - logins[session.key].ts > playtimeout) |
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557 logins[session.key].ts = new Date(now - playtimeout); |
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558 } |
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559 /* Shut it down. */ |
36
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560 session.close(); |
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561 } |
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562 }); |
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563 } |
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564 for (var sessid in sessions) { |
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565 reapcheck(sessions[sessid]); |
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566 } |
47
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567 /* HELPME this is about as clever as I can code, so I can't tell whether |
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568 * there are any bugs. */ |
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569 for (var lkey in logins) { |
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570 if (logins[lkey].sessions.length == 0) { |
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571 /* A login with no current games can be killed for inactivity. */ |
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572 if (now - logins[lkey].ts > playtimeout * 4) { |
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573 tslog("Login for %s (key %s) timed out", logins[lkey].name, lkey); |
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574 delete logins[lkey]; |
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575 } |
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576 } |
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577 else { |
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578 /* Check for games that have terminated normally, and update |
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579 * the timestamp. */ |
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|
580 var expired = []; |
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|
581 var targarray = logins[lkey].sessions; |
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582 /* Let's not find out what happens if you modify an array |
27b7f0c8b9f0
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|
583 * you're iterating through. */ |
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584 for (var i = 0; i < targarray.length; i++) { |
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|
585 if (!(targarray[i] in sessions)) |
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586 expired.push(targarray[i]); |
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587 } |
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588 if (expired.length > 0) { |
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589 logins[lkey].ts = new Date(now); |
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590 for (var j = 0; j < expired.length; j++) { |
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591 targarray.splice(targarray.indexOf(expired[j]), 1); |
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592 } |
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593 } |
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594 } |
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595 } |
36
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596 } |
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597 |
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598 function login(req, res, formdata) { |
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599 if (!allowlogin) { |
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600 sendError(res, 6, null, false); |
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601 return; |
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602 } |
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603 if (!("name" in formdata)) { |
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604 sendError(res, 2, "Username not given.", false); |
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605 return; |
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606 } |
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607 else if (!("pw" in formdata)) { |
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608 sendError(res, 2, "Password not given.", false); |
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609 return; |
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610 } |
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611 var username = String(formdata["name"]); |
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612 var password = String(formdata["pw"]); |
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613 function checkit(code, signal) { |
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614 /* Checks the exit status, see sqlickrypt.c for details. */ |
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615 if (code != 0) { |
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616 sendError(res, 3); |
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617 if (code == 1) |
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618 tslog("Password check failed for user %s", username); |
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619 else if (code == 2) |
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620 tslog("Attempted login by nonexistent user %s", username); |
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621 else |
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622 tslog("Login failed: sqlickrypt error %d", code); |
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623 return; |
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624 } |
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625 var lkey = randkey(2); |
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626 while (lkey in logins) |
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627 lkey = randkey(2); |
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628 logins[lkey] = {"name": username, "ts": new Date(), "sessions": []}; |
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629 res.writeHead(200, {'Content-Type': 'application/json'}); |
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630 var reply = {"t": "l", "k": lkey, "u": username}; |
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631 res.write(JSON.stringify(reply)); |
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632 res.end(); |
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633 tslog("%s has logged in (key %s)", username, lkey); |
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634 return; |
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635 } |
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636 /* Launch the sqlickrypt utility to check the password. */ |
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637 var pwchecker = child_process.spawn("/bin/sqlickrypt", ["check"]); |
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638 pwchecker.on("exit", checkit); |
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639 pwchecker.stdin.end(username + '\n' + password + '\n', "utf8"); |
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640 return; |
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641 } |
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642 |
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643 function startgame(req, res, formdata) { |
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644 if (!allowlogin) { |
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645 sendError(res, 6, null); |
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646 return; |
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647 } |
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648 if (!("key" in formdata)) { |
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649 sendError(res, 2, "No key given."); |
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650 return; |
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651 } |
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652 else if (!("game" in formdata)) { |
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653 sendError(res, 2, "No game specified."); |
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654 return; |
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655 } |
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656 var lkey = String(formdata["key"]); |
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657 if (!(lkey in logins)) { |
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658 sendError(res, 1, null); |
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659 return; |
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660 } |
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661 else { |
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662 logins[lkey].ts = new Date(); |
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663 } |
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664 var username = logins[lkey].name; |
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665 var gname = formdata["game"]; |
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666 // If dims are not given or invalid, the constructor will handle it. |
16
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667 var dims = [formdata["h"], formdata["w"]]; |
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668 if (!(gname in games)) { |
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669 sendError(res, 2, "No such game: " + gname); |
26
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670 tslog("Request for nonexistant game \"%s\"", gname); |
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671 return; |
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672 } |
40
f7116eb3f791
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673 // A callback to pass to the game-in-progress checker. |
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674 var launch = function(err, fname) { |
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675 var nodematch = new RegExp("^" + username + ":node:"); |
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676 if (fname && (fname.match(nodematch) === null)) { |
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677 /* It's being played in dgamelaunch. */ |
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678 sendError(res, 4, null); |
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|
679 tslog("%s is already playing %s", username, gname); |
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|
680 return; |
39
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681 } |
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682 // Game starting has been approved. |
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683 var respondlaunch = function(nclient, success) { |
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684 if (success) { |
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685 res.writeHead(200, {'Content-Type': 'application/json'}); |
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686 var reply = {"t": "s", "id": nclient.id, "w": nclient.w, "h": |
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687 nclient.h, "p": username, "g": gname}; |
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688 res.write(JSON.stringify(reply)); |
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689 res.end(); |
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|
690 } |
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691 else { |
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692 sendError(res, 5, "Failed to open TTY"); |
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693 tslog("Unable to allocate TTY for %s", gname); |
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694 } |
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|
695 }; |
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696 if (fname) { |
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697 for (var cid in clients) { |
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698 cli = clients[cid]; |
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699 if ((cli instanceof Player) && |
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changeset
|
700 cli.session.pname == username && |
597e9477b8ae
RLG-Web: Allow games to be taken over.
John "Elwin" Edwards <elwin@sdf.org>
parents:
91
diff
changeset
|
701 cli.session.game.uname == gname) { |
597e9477b8ae
RLG-Web: Allow games to be taken over.
John "Elwin" Edwards <elwin@sdf.org>
parents:
91
diff
changeset
|
702 cli.reset(); |
597e9477b8ae
RLG-Web: Allow games to be taken over.
John "Elwin" Edwards <elwin@sdf.org>
parents:
91
diff
changeset
|
703 respondlaunch(cli, true); |
597e9477b8ae
RLG-Web: Allow games to be taken over.
John "Elwin" Edwards <elwin@sdf.org>
parents:
91
diff
changeset
|
704 tslog("Game %d has been taken over.", cli.session.sessid); |
597e9477b8ae
RLG-Web: Allow games to be taken over.
John "Elwin" Edwards <elwin@sdf.org>
parents:
91
diff
changeset
|
705 return; |
597e9477b8ae
RLG-Web: Allow games to be taken over.
John "Elwin" Edwards <elwin@sdf.org>
parents:
91
diff
changeset
|
706 } |
597e9477b8ae
RLG-Web: Allow games to be taken over.
John "Elwin" Edwards <elwin@sdf.org>
parents:
91
diff
changeset
|
707 } |
597e9477b8ae
RLG-Web: Allow games to be taken over.
John "Elwin" Edwards <elwin@sdf.org>
parents:
91
diff
changeset
|
708 sendError(res, 7); |
597e9477b8ae
RLG-Web: Allow games to be taken over.
John "Elwin" Edwards <elwin@sdf.org>
parents:
91
diff
changeset
|
709 } |
597e9477b8ae
RLG-Web: Allow games to be taken over.
John "Elwin" Edwards <elwin@sdf.org>
parents:
91
diff
changeset
|
710 else { |
597e9477b8ae
RLG-Web: Allow games to be taken over.
John "Elwin" Edwards <elwin@sdf.org>
parents:
91
diff
changeset
|
711 new Player(gname, lkey, dims, respondlaunch); |
597e9477b8ae
RLG-Web: Allow games to be taken over.
John "Elwin" Edwards <elwin@sdf.org>
parents:
91
diff
changeset
|
712 } |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
713 }; |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
714 checkprogress(username, games[gname], launch, []); |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
715 } |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
716 |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
717 function watch(req, res, formdata) { |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
718 if (!("n" in formdata)) { |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
719 sendError(res, 2, "Game number not given"); |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
720 return; |
40
f7116eb3f791
rlgwebd.js: refactor some game-starting code.
John "Elwin" Edwards <elwin@sdf.org>
parents:
39
diff
changeset
|
721 } |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
722 var gamenumber = Number(formdata["n"]); |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
723 if (!(gamenumber in sessions)) { |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
724 sendError(res, 7); |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
725 return; |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
726 } |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
727 var session = sessions[gamenumber]; |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
728 var watch = new Watcher(session); |
91
e07f98799120
RLG-Web: improve game-starting messages.
John "Elwin" Edwards <elwin@sdf.org>
parents:
88
diff
changeset
|
729 var reply = {"t": "w", "id": watch.id, "w": session.w, "h": session.h, |
e07f98799120
RLG-Web: improve game-starting messages.
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diff
changeset
|
730 "p": session.pname, "g": session.game.uname}; |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
731 res.writeHead(200, {'Content-Type': 'application/json'}); |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
732 res.write(JSON.stringify(reply)); |
96815eae4ebe
RLG-Web: make multiple watchers possible.
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parents:
49
diff
changeset
|
733 res.end(); |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
734 tslog("Game %d is being watched (key %s)", gamenumber, watch.id); |
0
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
735 } |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
736 |
20
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
737 /* Sets things up for a new user, like dgamelaunch's commands[register] */ |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
738 function regsetup(username) { |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
739 function regsetup_l2(err) { |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
740 for (var g in games) { |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
741 fs.mkdir(path.join("/dgldir/ttyrec", username, games[g].uname), 0755); |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
742 } |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
743 } |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
744 fs.mkdir(path.join("/dgldir/userdata", username), 0755); |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
745 fs.mkdir(path.join("/dgldir/ttyrec/", username), 0755, regsetup_l2); |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
746 } |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
747 |
19
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
748 function register(req, res, formdata) { |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
749 var uname, passwd, email; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
750 if (typeof (formdata.name) != "string" || formdata.name === "") { |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
751 sendError(res, 2, "No name given."); |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
752 return; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
753 } |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
754 else |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
755 uname = formdata["name"]; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
756 if (typeof (formdata.pw) != "string" || formdata.pw === "") { |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
757 sendError(res, 2, "No password given."); |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
758 return; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
759 } |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
760 else |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
761 passwd = formdata["pw"]; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
762 if (typeof (formdata.email) != "string" || formdata.email === "") { |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
763 /* E-mail is optional */ |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
764 email = "nobody@nowhere.not"; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
765 } |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
766 else |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
767 email = formdata["email"]; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
768 function checkreg(code, signal) { |
39
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
769 if (code === 0) { |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
770 var lkey = randkey(2); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
771 while (lkey in logins) |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
772 lkey = randkey(2); |
47
27b7f0c8b9f0
RLG-Web: make login sessions time out.
John "Elwin" Edwards <elwin@sdf.org>
parents:
43
diff
changeset
|
773 logins[lkey] = {"name": uname, "ts": new Date(), "sessions": []}; |
39
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
774 var reply = {"t": "r", "k": lkey, "u": uname}; |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
775 res.writeHead(200, {'Content-Type': 'application/json'}); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
776 res.write(JSON.stringify(reply)); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
777 res.end(); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
778 tslog("Added new user: %s", uname); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
779 regsetup(uname); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
780 } |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
781 else if (code == 4) { |
19
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
782 sendError(res, 2, "Invalid characters in name or email."); |
26
9b58f8d3ea70
rlgwebd.js: add timestamps to log messages.
John "Elwin" Edwards <elwin@sdf.org>
parents:
23
diff
changeset
|
783 tslog("Attempted registration: %s %s", uname, email); |
20
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
784 } |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
785 else if (code == 1) { |
19
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
786 sendError(res, 2, "Username " + uname + " is already being used."); |
26
9b58f8d3ea70
rlgwebd.js: add timestamps to log messages.
John "Elwin" Edwards <elwin@sdf.org>
parents:
23
diff
changeset
|
787 tslog("Attempted duplicate registration: %s", uname); |
20
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
788 } |
39
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
789 else { |
19
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
790 sendError(res, 0, null); |
26
9b58f8d3ea70
rlgwebd.js: add timestamps to log messages.
John "Elwin" Edwards <elwin@sdf.org>
parents:
23
diff
changeset
|
791 tslog("sqlickrypt register failed with code %d", code); |
20
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
792 } |
19
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
793 } |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
794 var child_adder = child_process.spawn("/bin/sqlickrypt", ["register"]); |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
795 child_adder.on("exit", checkreg); |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
796 child_adder.stdin.end(uname + '\n' + passwd + '\n' + email + '\n', "utf8"); |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
797 return; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
798 } |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
799 |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
800 /* Ends the game, obviously. Less obviously, stops watching the game if |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
801 * the client is a Watcher instead of a Player. */ |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
802 function endgame(client, res) { |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
803 if (!client.alive) { |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
804 sendError(res, 7, null, true); |
0
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
805 return; |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
806 } |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
807 client.quit(); |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
808 // Give things some time to happen. |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
809 if (client instanceof Player) |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
810 setTimeout(readFeed, 200, client, res); |
62
7793ad53b90f
rlgwebd.js: fix failure to respond.
John "Elwin" Edwards <elwin@sdf.org>
parents:
60
diff
changeset
|
811 else |
7793ad53b90f
rlgwebd.js: fix failure to respond.
John "Elwin" Edwards <elwin@sdf.org>
parents:
60
diff
changeset
|
812 readFeed(client, res); |
0
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
813 return; |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
814 } |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
815 |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
816 function findClient(formdata, playersOnly) { |
16
ef6127ed6da3
RLGWeb: switch to JSON protocol.
John "Elwin" Edwards <elwin@sdf.org>
parents:
8
diff
changeset
|
817 if (typeof(formdata) != "object") |
ef6127ed6da3
RLGWeb: switch to JSON protocol.
John "Elwin" Edwards <elwin@sdf.org>
parents:
8
diff
changeset
|
818 return null; |
0
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
819 if ("id" in formdata) { |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
820 var id = formdata["id"]; |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
821 if (id in clients && (!playersOnly || clients[id] instanceof Player)) { |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
822 return clients[id]; |
0
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
823 } |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
824 } |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
825 return null; |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
826 } |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
827 |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
828 function serveStatic(req, res, fname) { |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
829 var nname = path.normalize(fname); |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
830 if (nname == "" || nname == "/") |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
831 nname = "index.html"; |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
832 if (nname.match(/\/$/)) |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
833 path.join(nname, "index.html"); /* it was a directory */ |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
834 var realname = path.join(serveStaticRoot, nname); |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
835 var extension = path.extname(realname); |
81 | 836 fs.exists(realname, function (exists) { |
0
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
837 var resheaders = {}; |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
838 if (!exists || !extension || extension == ".html") |
31
7dd6becf9ce9
rlgwebd.js: improve MIME types.
John "Elwin" Edwards <elwin@sdf.org>
parents:
30
diff
changeset
|
839 resheaders["Content-Type"] = "text/html; charset=utf-8"; |
0
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
840 else if (extension == ".png") |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
841 resheaders["Content-Type"] = "image/png"; |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
842 else if (extension == ".css") |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
843 resheaders["Content-Type"] = "text/css"; |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
844 else if (extension == ".js") |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
845 resheaders["Content-Type"] = "text/javascript"; |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
846 else if (extension == ".svg") |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
847 resheaders["Content-Type"] = "image/svg+xml"; |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
848 else |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
849 resheaders["Content-Type"] = "application/octet-stream"; |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
850 if (exists) { |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
851 fs.readFile(realname, function (error, data) { |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
852 if (error) { |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
853 res.writeHead(500, {}); |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
854 res.end(); |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
855 } |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
856 else { |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
857 res.writeHead(200, resheaders); |
34
57f4b36ef06b
rlgwebd.js: handle HTTP HEAD properly.
John "Elwin" Edwards <elwin@sdf.org>
parents:
32
diff
changeset
|
858 if (req.method != 'HEAD') |
57f4b36ef06b
rlgwebd.js: handle HTTP HEAD properly.
John "Elwin" Edwards <elwin@sdf.org>
parents:
32
diff
changeset
|
859 res.write(data); |
0
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
860 res.end(); |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
861 } |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
862 }); |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
863 } |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
864 else { |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
865 res.writeHead(404, resheaders); |
34
57f4b36ef06b
rlgwebd.js: handle HTTP HEAD properly.
John "Elwin" Edwards <elwin@sdf.org>
parents:
32
diff
changeset
|
866 if (req.method != 'HEAD') { |
57f4b36ef06b
rlgwebd.js: handle HTTP HEAD properly.
John "Elwin" Edwards <elwin@sdf.org>
parents:
32
diff
changeset
|
867 res.write("<html><head><title>" + nname + "</title></head>\n<body><h1>" |
57f4b36ef06b
rlgwebd.js: handle HTTP HEAD properly.
John "Elwin" Edwards <elwin@sdf.org>
parents:
32
diff
changeset
|
868 + nname + " Not Found</h1></body></html>\n"); |
57f4b36ef06b
rlgwebd.js: handle HTTP HEAD properly.
John "Elwin" Edwards <elwin@sdf.org>
parents:
32
diff
changeset
|
869 } |
0
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
870 res.end(); |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
871 } |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
872 }); |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
873 return; |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
874 } |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
875 |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
876 function readFeed(client, res) { |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
877 if (!client) { |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
878 sendError(res, 7, null, true); |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
879 return; |
0
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
880 } |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
881 var msgs = client.read(); |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
882 if (!allowlogin && !msgs.length) { |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
883 sendError(res, 6, null, true); |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
884 return; |
0
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
885 } |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
886 res.writeHead(200, { "Content-Type": "application/json" }); |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
887 res.write(JSON.stringify(msgs)); |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
888 res.end(); |
0
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
889 } |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
890 |
32
c75fc4b1d13d
rlgwebd.js: add a status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
31
diff
changeset
|
891 function statusmsg(req, res) { |
66
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
892 var now = new Date(); |
32
c75fc4b1d13d
rlgwebd.js: add a status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
31
diff
changeset
|
893 var reply = {"s": allowlogin, "g": []}; |
66
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
894 function respond() { |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
895 res.writeHead(200, { "Content-Type": "application/json" }); |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
896 if (req.method != 'HEAD') |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
897 res.write(JSON.stringify(reply)); |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
898 res.end(); |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
899 } |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
900 function idleset(i, idletime) { |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
901 if (i >= 0 && i < reply.g.length) { |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
902 reply.g[i].i = idletime; |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
903 } |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
904 for (var j = 0; j < reply.g.length; j++) { |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
905 if (!("i" in reply.g[j])) |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
906 return; |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
907 } |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
908 respond(); |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
909 } |
32
c75fc4b1d13d
rlgwebd.js: add a status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
31
diff
changeset
|
910 for (var sessid in sessions) { |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
911 var gamedesc = {}; |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
912 gamedesc["n"] = sessid; |
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
913 gamedesc["p"] = sessions[sessid].pname; |
64
e3082fd06520
Some status improvements.
John "Elwin" Edwards <elwin@sdf.org>
parents:
62
diff
changeset
|
914 gamedesc["g"] = sessions[sessid].game.uname; |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
915 reply["g"].push(gamedesc); |
32
c75fc4b1d13d
rlgwebd.js: add a status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
31
diff
changeset
|
916 } |
66
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
917 if (reply.g.length == 0) { |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
918 respond(); |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
919 return; |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
920 } |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
921 function makecallback(i) { |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
922 return function (err, stats) { |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
923 if (err) |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
924 idleset(i, null); |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
925 else |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
926 idleset(i, now - stats.mtime); |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
927 } |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
928 } |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
929 for (var i = 0; i < reply.g.length; i++) { |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
930 if (reply.g[i].n in sessions) { |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
931 fs.fstat(sessions[reply.g[i].n].record.fd, makecallback(i)); |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
932 } |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
933 else { |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
934 idleset(i, null); |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
935 } |
57bf0dcd080e
Display idle time of games in progress.
John "Elwin" Edwards <elwin@sdf.org>
parents:
64
diff
changeset
|
936 } |
32
c75fc4b1d13d
rlgwebd.js: add a status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
31
diff
changeset
|
937 } |
c75fc4b1d13d
rlgwebd.js: add a status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
31
diff
changeset
|
938 |
42
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
939 function pstatusmsg(req, res) { |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
940 if (req.method == 'HEAD') { |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
941 res.writeHead(200, { "Content-Type": "application/json" }); |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
942 res.end(); |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
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|
943 return; |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
944 } |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
945 var target = url.parse(req.url).pathname; |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
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|
946 var pmatch = target.match(/^\/pstatus\/(.*)/); |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
947 if (pmatch && pmatch[1]) |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
948 var pname = pmatch[1]; |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
949 else { |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
950 sendError(res, 2, "No name given."); |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
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40
diff
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|
951 return; |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
952 } |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
953 var reply = {"name": pname}; |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
954 playerstatus(pname, function (pdata) { |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
955 reply["stat"] = pdata; |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
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40
diff
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|
956 res.writeHead(200, { "Content-Type": "application/json" }); |
8f6bc0df58fa
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40
diff
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|
957 res.write(JSON.stringify(reply)); |
8f6bc0df58fa
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John "Elwin" Edwards <elwin@sdf.org>
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40
diff
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|
958 res.end(); |
8f6bc0df58fa
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John "Elwin" Edwards <elwin@sdf.org>
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40
diff
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|
959 }); |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
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40
diff
changeset
|
960 } |
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John "Elwin" Edwards <elwin@sdf.org>
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40
diff
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|
961 |
0
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Put this project under version control, finally.
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|
962 var errorcodes = [ "Generic Error", "Not logged in", "Invalid data", |
27
83f9a799a374
rlgwebd.js: read commands from the console
John "Elwin" Edwards <elwin@sdf.org>
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26
diff
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|
963 "Login failed", "Already playing", "Game launch failed", |
39
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|
964 "Server shutting down", "Game not in progress" ]; |
0
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|
965 |
55
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49
diff
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|
966 function sendError(res, ecode, msg, box) { |
31
7dd6becf9ce9
rlgwebd.js: improve MIME types.
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30
diff
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|
967 res.writeHead(200, { "Content-Type": "application/json" }); |
16
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John "Elwin" Edwards <elwin@sdf.org>
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8
diff
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|
968 var edict = {"t": "E"}; |
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RLGWeb: switch to JSON protocol.
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8
diff
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|
969 if (!(ecode < errorcodes.length && ecode > 0)) |
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8
diff
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|
970 ecode = 0; |
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parents:
8
diff
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|
971 edict["c"] = ecode; |
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RLGWeb: switch to JSON protocol.
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8
diff
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|
972 edict["s"] = errorcodes[ecode]; |
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8
diff
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|
973 if (msg) |
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|
974 edict["s"] += ": " + msg; |
55
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diff
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|
975 if (box) |
96815eae4ebe
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49
diff
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|
976 res.write(JSON.stringify([edict])); |
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49
diff
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|
977 else |
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|
978 res.write(JSON.stringify(edict)); |
0
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|
979 res.end(); |
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diff
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|
980 } |
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Put this project under version control, finally.
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|
981 |
55
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diff
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|
982 // TODO new-objects done to here |
27
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John "Elwin" Edwards <elwin@sdf.org>
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26
diff
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|
983 function webHandler(req, res) { |
0
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|
984 /* default headers for the response */ |
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parents:
diff
changeset
|
985 var resheaders = {'Content-Type': 'text/html'}; |
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diff
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|
986 /* The request body will be added to this as it arrives. */ |
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John "Elwin" Edwards <elwin@sdf.org>
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diff
changeset
|
987 var reqbody = ""; |
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parents:
diff
changeset
|
988 var formdata; |
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
989 |
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Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
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diff
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|
990 /* Register a listener to get the body. */ |
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diff
changeset
|
991 function moredata(chunk) { |
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parents:
diff
changeset
|
992 reqbody += chunk; |
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diff
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|
993 } |
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diff
changeset
|
994 req.on('data', moredata); |
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Put this project under version control, finally.
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parents:
diff
changeset
|
995 |
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Put this project under version control, finally.
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diff
changeset
|
996 /* This will send the response once the whole request is here. */ |
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diff
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|
997 function respond() { |
16
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8
diff
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|
998 formdata = getMsg(reqbody); |
0
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|
999 var target = url.parse(req.url).pathname; |
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Put this project under version control, finally.
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diff
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|
1000 /* First figure out if the client is POSTing to a command interface. */ |
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diff
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|
1001 if (req.method == 'POST') { |
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|
1002 if (target == '/feed') { |
55
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49
diff
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|
1003 var client = findClient(formdata, false); |
96815eae4ebe
RLG-Web: make multiple watchers possible.
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49
diff
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|
1004 if (!client) { |
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49
diff
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|
1005 sendError(res, 7, null, true); |
0
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parents:
diff
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|
1006 return; |
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diff
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|
1007 } |
16
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diff
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|
1008 if (formdata.t == "q") { |
0
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|
1009 /* The client wants to terminate the process. */ |
55
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John "Elwin" Edwards <elwin@sdf.org>
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49
diff
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|
1010 endgame(client, res); |
60
31bb3cf4f25f
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55
diff
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|
1011 return; // endgame() calls readFeed() itself. |
0
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diff
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|
1012 } |
16
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8
diff
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|
1013 else if (formdata.t == "d" && typeof(formdata.d) == "string") { |
55
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49
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|
1014 if (!(client instanceof Player)) { |
96815eae4ebe
RLG-Web: make multiple watchers possible.
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49
diff
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|
1015 sendError(res, 7, "Watching", true); |
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49
diff
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|
1016 return; |
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49
diff
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|
1017 } |
0
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|
1018 /* process the keys */ |
16
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8
diff
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|
1019 hexstr = formdata.d.replace(/[^0-9a-f]/gi, ""); |
0
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|
1020 if (hexstr.length % 2 != 0) { |
55
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49
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|
1021 sendError(res, 2, "incomplete byte", true); |
0
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parents:
diff
changeset
|
1022 return; |
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diff
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|
1023 } |
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|
1024 keybuf = new Buffer(hexstr, "hex"); |
55
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49
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|
1025 client.write(keybuf, formdata.n); |
0
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diff
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|
1026 } |
55
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|
1027 readFeed(client, res); |
0
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diff
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|
1028 } |
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diff
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1029 else if (target == "/login") { |
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|
1030 login(req, res, formdata); |
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diff
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|
1031 } |
19
188bbd857124
RLG-Web: add user registration
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17
diff
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1032 else if (target == "/addacct") { |
188bbd857124
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17
diff
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|
1033 register(req, res, formdata); |
188bbd857124
RLG-Web: add user registration
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17
diff
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|
1034 } |
39
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37
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|
1035 else if (target == "/play") { |
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37
diff
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|
1036 startgame(req, res, formdata); |
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RLG-Web: separate logging in and starting a game.
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1037 } |
55
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|
1038 else if (target == "/watch") { |
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diff
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|
1039 watch(req, res, formdata); |
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RLG-Web: make multiple watchers possible.
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|
1040 } |
0
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|
1041 else { |
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|
1042 res.writeHead(405, resheaders); |
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diff
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|
1043 res.end(); |
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diff
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|
1044 } |
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diff
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|
1045 } |
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|
1046 else if (req.method == 'GET' || req.method == 'HEAD') { |
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diff
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|
1047 if (target == '/feed') { |
34
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32
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|
1048 if (req.method == 'HEAD') { |
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32
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|
1049 res.writeHead(200, {"Content-Type": "application/json"}); |
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1050 res.end(); |
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1051 } |
55
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49
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|
1052 else |
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|
1053 sendError(res, 7, null, true); |
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|
1054 return; |
0
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|
1055 } |
32
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31
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|
1056 else if (target == '/status') { |
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31
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|
1057 statusmsg(req, res); |
0
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1058 } |
42
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40
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|
1059 else if (target.match(/^\/pstatus\//)) { |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
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40
diff
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|
1060 pstatusmsg(req, res); |
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40
diff
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|
1061 } |
0
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diff
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|
1062 else /* Go look for it in the filesystem */ |
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1063 serveStatic(req, res, target); |
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1064 } |
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1065 else { /* Some other method */ |
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1066 res.writeHead(501, resheaders); |
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1067 res.write("<html><head><title>501</title></head>\n<body><h1>501 Not Implemented</h1></body></html>\n"); |
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1068 res.end(); |
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1069 } |
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1070 return; |
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1071 } |
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1072 req.on('end', respond); |
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1073 |
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1074 } |
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1075 |
100
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1076 function wsHandler(wsRequest) { |
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1077 var urlmatch = wsRequest.resource.match(/^\/watch\/([0-9]*)$/); |
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1078 if (urlmatch !== null && urlmatch[1] && Number(urlmatch[1]) in sessions) { |
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1079 var tsession = sessions[Number(urlmatch[1])]; |
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1080 var conn = wsRequest.accept(null, wsRequest.origin); |
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1081 new wsWatcher(conn, tsession); |
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1082 tslog("Game %d is being watched via WebSockets", tsession.sessid); |
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1083 } |
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1084 else |
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1085 wsRequest.reject(404, errorcodes[7]); |
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1086 } |
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1087 |
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1088 function shutdown () { |
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1089 httpServer.close(); |
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1090 httpServer.removeAllListeners('request'); |
28
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1091 ctlServer.close(); |
27
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1092 tslog("Shutting down..."); |
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1093 process.exit(); |
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1094 } |
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1095 |
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1096 function conHandler(chunk) { |
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1097 var msg = chunk.toString().split('\n')[0]; |
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1098 if (msg == "quit") { |
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1099 allowlogin = false; |
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1100 tslog("Disconnecting..."); |
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1101 for (var sessid in sessions) { |
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1102 sessions[sessid].close(); |
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1103 } |
55
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1104 setTimeout(shutdown, 2000); |
27
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1105 } |
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1106 } |
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1107 |
0
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1108 process.on("exit", function () { |
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1109 for (var sessid in sessions) { |
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1110 sessions[sessid].term.kill('SIGHUP'); |
0
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1111 } |
26
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1112 tslog("Quitting..."); |
0
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1113 return; |
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1114 }); |
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1115 |
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1116 /* Initialization STARTS HERE */ |
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1117 process.env["TERM"] = "xterm-256color"; |
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1118 |
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1119 if (process.getuid() != 0) { |
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1120 tslog("Not running as root, cannot chroot."); |
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1121 process.exit(1); |
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1122 } |
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1123 |
29
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1124 var httpServer; // declare here so shutdown() can find it |
100
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1125 var wsServer; |
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1126 |
85
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1127 /* This could be nonblocking, but nothing else can start yet anyway. */ |
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1128 if (fs.existsSync(ctlsocket)) { |
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1129 fs.unlinkSync(ctlsocket); |
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1130 } |
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1131 |
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1132 /* Open the control socket before chrooting where it can't be found */ |
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1133 var ctlServer = net.createServer(function (sock) { |
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1134 sock.on('data', conHandler); |
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1135 }); |
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1136 ctlServer.listen(ctlsocket, function () { |
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1137 /* fork off and die */ |
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1138 try { |
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1139 daemon.start(logfile); |
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1140 } |
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1141 catch (err) { |
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1142 tslog("Daemonization failed: %s", err); |
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1143 process.exit(1); |
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1144 } |
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1145 /* chroot and drop permissions. daemon.chroot() does chdir() itself. */ |
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1146 try { |
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1147 daemon.chroot(chrootDir); |
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1148 } |
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1149 catch (err) { |
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1150 tslog("chroot to %s failed: %s", chrootDir, err); |
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1151 process.exit(1); |
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1152 } |
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1153 try { |
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1154 // drop gid first, that requires UID=0 |
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1155 process.setgid(dropToGID); |
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1156 process.setuid(dropToUID); |
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1157 } |
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1158 catch (err) { |
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|
1159 tslog("Could not drop permissions: %s", err); |
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1160 process.exit(1); |
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1161 } |
29
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1162 httpServer = http.createServer(webHandler); |
30
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|
1163 httpServer.listen(httpPort); |
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1164 tslog('rlgwebd running on port %d', httpPort); |
36
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1165 setInterval(reaper, playtimeout / 4); |
100
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1166 wsServer = new WebSocketServer({"httpServer": httpServer}); |
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1167 wsServer.on("request", wsHandler); |
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1168 tslog('WebSockets are online'); |
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1169 }); |
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1170 |