Mercurial > hg > rlgwebd
annotate rlgwebd.js @ 160:ed837da65e5f
RLGWebD: Clean up code related to session timestamps.
TermSessions now store the timestamp of the latest data. This removes
the need to use fstat() to calculate idle times.
The reaper() function is removed. It may be useful to find another way
to remove old login keys.
author | John "Elwin" Edwards |
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date | Sat, 03 Jan 2015 17:39:15 -0500 |
parents | a613380ffdc2 |
children | 5a7e7ec136c8 |
rev | line source |
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1 #!/usr/bin/env node |
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2 |
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3 var http = require('http'); |
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4 var net = require('net'); |
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5 var url = require('url'); |
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6 var path = require('path'); |
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7 var fs = require('fs'); |
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8 var events = require('events'); |
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9 var child_process = require('child_process'); |
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10 // Dependencies |
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11 var posix = require("posix"); |
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12 var pty = require("pty.js"); |
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13 var WebSocketServer = require("websocket").server; |
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14 |
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15 /* Configuration variables */ |
139 | 16 // The first file is NOT in the chroot. |
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17 var ctlsocket = "/var/local/rlgwebd/ctl"; |
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18 var httpPort = 8080; |
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19 var chrootDir = "/var/dgl/"; |
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20 var dropToUser = "rodney"; |
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21 var serveStaticRoot = "/var/www/"; // inside the chroot |
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22 |
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23 /* Data on the games available. */ |
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24 var games = { |
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25 "rogue3": { |
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26 "name": "Rogue V3", |
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27 "uname": "rogue3", |
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28 "suffix": ".r3sav", |
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29 "path": "/usr/bin/rogue3", |
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30 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J |
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31 }, |
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32 "rogue4": { |
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33 "name": "Rogue V4", |
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34 "uname": "rogue4", |
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35 "suffix": ".r4sav", |
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36 "path": "/usr/bin/rogue4", |
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37 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J |
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38 }, |
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39 "rogue5": { |
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40 "name": "Rogue V5", |
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41 "uname": "rogue5", |
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42 "suffix": ".r5sav", |
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43 "path": "/usr/bin/rogue5", |
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44 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J |
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45 }, |
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46 "srogue": { |
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47 "name": "Super-Rogue", |
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48 "uname": "srogue", |
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49 "suffix": ".srsav", |
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50 "path": "/usr/bin/srogue", |
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51 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J |
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52 }, |
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53 "arogue5": { |
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54 "name": "Advanced Rogue 5", |
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55 "uname": "arogue5", |
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56 "suffix": ".ar5sav", |
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57 "path": "/usr/bin/arogue5", |
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58 "clear": new Buffer([27, 91, 72, 27, 91, 50, 74]) // CSI H CSI 2J |
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59 } |
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60 }; |
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61 |
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62 /* Global state */ |
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63 var logins = {}; |
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64 var sessions = {}; |
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65 var dglgames = {}; |
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66 var allowlogin = true; |
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67 var gamemux = new events.EventEmitter(); |
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68 |
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69 /* Constructor. A TermSession handles a pty and the game running on it. |
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70 * game: (String) Name of the game to launch. |
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71 * lkey: (String, key) The user's id, a key into logins. |
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72 * dims: (Array [Number, Number]) Height and width of the pty. |
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73 * handlers: (Object) Key-value pairs, event names and functions to |
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74 * install to handle them. |
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75 * Events: |
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76 * "open": Emitted on startup. Parameters: success (Boolean) |
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77 * "data": Data generated by child. Parameters: buf (Buffer) |
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78 * "exit": Child terminated. Parameters: none |
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79 */ |
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80 function TermSession(game, lkey, dims, handlers) { |
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81 var ss = this; |
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82 /* Subclass EventEmitter to do the hard work. */ |
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83 events.EventEmitter.call(this); |
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84 for (var evname in handlers) |
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85 this.on(evname, handlers[evname]); |
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86 /* Don't launch anything that's not a real game. */ |
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87 if (game in games) { |
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88 this.game = games[game]; |
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89 } |
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90 else { |
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91 this.emit('open', false); |
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92 return; |
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93 } |
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94 if (lkey in logins) { |
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95 this.key = lkey; |
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96 this.pname = logins[lkey].name; |
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97 } |
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98 else { |
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99 this.emit('open', false); |
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100 return; |
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101 } |
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102 /* Grab a spot in the sessions table. */ |
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103 sessions[this.game.uname + "/" + this.pname] = this; |
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104 /* Set up the sizes. */ |
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105 this.w = Math.floor(Number(dims[1])); |
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106 if (!(this.w > 0 && this.w < 256)) |
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107 this.w = 80; |
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108 this.h = Math.floor(Number(dims[0])); |
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109 if (!(this.h > 0 && this.h < 256)) |
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110 this.h = 24; |
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111 /* Environment. */ |
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112 var childenv = {}; |
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113 for (var key in process.env) { |
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114 childenv[key] = process.env[key]; |
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115 } |
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116 var args = ["-n", this.pname]; |
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117 var spawnopts = {"env": childenv, "cwd": "/", "rows": this.h, "cols": this.w, |
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118 "name": "xterm-256color"}; |
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119 this.term = pty.spawn(this.game.path, args, spawnopts); |
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120 tslog("%s playing %s (pid %d)", this.pname, this.game.uname, this.term.pid); |
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121 this.emit('open', true, this.game.uname, this.pname); |
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122 gamemux.emit('begin', this.game.uname, this.pname); |
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123 /* Set up the lockfile and ttyrec */ |
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124 this.lasttime = new Date(); |
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125 var ts = timestamp(this.lasttime); |
142 | 126 var progressdir = path.join("/dgldir/inprogress", this.game.uname); |
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127 this.lock = path.join(progressdir, this.pname + ":node:" + ts + ".ttyrec"); |
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128 var lmsg = this.term.pid.toString() + '\n' + this.h + '\n' + this.w + '\n'; |
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129 fs.writeFile(this.lock, lmsg, "utf8"); |
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130 var ttyrec = path.join("/dgldir/ttyrec", this.pname, this.game.uname, |
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131 ts + ".ttyrec"); |
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132 this.record = fs.createWriteStream(ttyrec, { mode: 0664 }); |
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133 /* Holds the output since the last screen clear, so watchers can begin |
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134 * with a complete screen. */ |
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135 this.framebuf = new Buffer(1024); |
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136 this.frameoff = 0; |
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137 /* END setup */ |
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138 function ttyrec_chunk(datastr) { |
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139 ss.lasttime = 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(ss.lasttime.getTime() / 1000), 0); |
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144 chunk.writeUInt32LE(1000 * (ss.lasttime.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.tag(), |
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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 this.tag = function() { |
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175 return this.game.uname + "/" + this.pname; |
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176 }; |
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177 // Teardown. |
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178 this.term.on("exit", function () { |
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179 var tag = ss.tag(); |
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180 fs.unlink(ss.lock); |
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181 ss.record.end(); |
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182 ss.emit('exit'); |
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183 gamemux.emit('end', ss.game.uname, ss.pname); |
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184 delete sessions[tag]; |
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185 tslog("Game %s ended.", tag); |
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186 }); |
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187 this.close = function () { |
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188 if (this.tag() in sessions) |
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189 this.term.kill('SIGHUP'); |
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190 }; |
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191 } |
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192 TermSession.prototype = new events.EventEmitter(); |
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193 |
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194 // Also known as WebSocketAndTermSessionClosureGlueFactory |
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195 function wsWatcher(conn, session) { |
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196 var ss = this; // is this even needed? |
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197 var dataH = function(buf) { |
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198 conn.sendUTF(JSON.stringify({"t": "d", "d": buf.toString("hex")})); |
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199 }; |
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200 var exitH = function() { |
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201 if (conn.connected) |
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202 conn.close(); |
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203 } |
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204 session.on('data', dataH); |
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205 session.on('exit', exitH); |
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206 conn.on('close', function(code, desc) { |
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207 session.removeListener('data', dataH); |
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208 session.removeListener('exit', exitH); |
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209 if (session.tag() in sessions) |
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210 tslog("A WebSocket watcher has left game %d", session.tag()); |
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211 }); |
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212 conn.sendUTF(JSON.stringify({ |
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213 "t": "w", "w": session.w, "h": session.h, |
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214 "p": session.pname, "g": session.game.uname |
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215 })); |
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216 conn.sendUTF(JSON.stringify({"t": "d", |
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217 "d": session.framebuf.toString("hex", 0, session.frameoff)})); |
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218 } |
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219 |
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220 function wsPlay(wsReq, game, lkey, dims) { |
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221 var conn; |
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222 var session; |
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223 /* Listeners on the WebSocket */ |
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224 function messageH(message) { |
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225 var parsedMsg = getMsgWS(message); |
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226 if (parsedMsg.t == 'q') { |
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227 session.close(); |
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228 } |
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229 else if (parsedMsg.t == 'd') { |
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230 var hexstr = parsedMsg.d.replace(/[^0-9a-f]/gi, ""); |
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231 if (hexstr.length % 2 != 0) { |
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232 hexstr = hexstr.slice(0, -1); |
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233 } |
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234 var keybuf = new Buffer(hexstr, "hex"); |
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235 session.write(keybuf); |
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236 } |
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237 } |
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238 function closeH() { |
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239 session.close(); |
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240 } |
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241 /* These listen on the TermSession. */ |
158
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242 function openH(success, gname, pname) { |
107
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243 if (success) { |
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244 var tag = gname + "/" + pname; |
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245 var reply = {"t": "s", "tag": tag, "w": sessions[tag].w, "h": |
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246 sessions[tag].h, "p": pname, "g": gname}; |
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247 conn = wsReq.accept(null, wsReq.origin); |
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248 conn.sendUTF(JSON.stringify(reply)); |
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249 conn.on('message', messageH); |
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250 conn.on('close', closeH); |
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251 } |
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252 else { |
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253 wsReq.reject(500, errorcodes[5]); |
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254 tslog("Unable to allocate TTY for %s", game); |
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255 } |
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256 } |
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257 function dataH(chunk) { |
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258 var msg = {}; |
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259 msg.t = "d"; |
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260 msg.d = chunk.toString("hex"); |
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261 conn.sendUTF(JSON.stringify(msg)); |
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262 } |
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263 function exitH() { |
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264 if (conn.connected) |
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265 conn.sendUTF(JSON.stringify({"t": "q"})); |
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266 conn.close(); |
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267 session.removeListener('open', openH); |
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268 session.removeListener('data', dataH); |
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269 session.removeListener('exit', exitH); |
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270 } |
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271 var handlers = {'open': openH, 'data': dataH, 'exit': exitH}; |
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272 session = new TermSession(game, lkey, dims, handlers); |
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273 } |
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274 |
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275 function wsStart(wsReq) { |
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276 var playmatch = wsReq.resourceURL.pathname.match(/^\/play\/([^\/]*)$/); |
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277 if (!playmatch[1] || !(playmatch[1] in games)) { |
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278 wsReq.reject(404, errorcodes[2]); |
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279 return; |
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280 } |
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281 var gname = playmatch[1]; |
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282 if (!allowlogin) { |
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283 wsReq.reject(404, errorcodes[6]); |
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284 return; |
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285 } |
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286 if (!("key" in wsReq.resourceURL.query)) { |
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287 wsReq.reject(404, "No key given."); |
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288 return; |
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289 } |
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290 var lkey = wsReq.resourceURL.query["key"]; |
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291 if (!(lkey in logins)) { |
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292 wsReq.reject(404, errorcodes[1]); |
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293 return; |
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294 } |
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295 var pname = logins[lkey].name; |
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296 var dims = [wsReq.resourceURL.query.h, wsReq.resourceURL.query.w]; |
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297 function progcallback(err, fname) { |
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298 if (fname) { |
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299 wsReq.reject(404, errorcodes[4]); |
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300 tslog("%s is already playing %s", pname, gname); |
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301 } |
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302 else |
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303 wsPlay(wsReq, gname, lkey, dims); |
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304 }; |
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305 checkprogress(pname, games[gname], progcallback, []); |
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306 } |
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307 |
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308 /* Some functions which check whether a player is currently playing or |
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309 * has a saved game. Maybe someday they will provide information on |
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310 * the game. */ |
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311 function checkprogress(user, game, callback, args) { |
142 | 312 var progressdir = path.join("/dgldir/inprogress", game.uname); |
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313 fs.readdir(progressdir, function(err, files) { |
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314 if (err) { |
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315 args.unshift(err, null); |
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316 callback.apply(null, args); |
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317 return; |
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318 } |
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319 var fre = RegExp("^" + user + ":"); |
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320 for (var i = 0; i < files.length; i++) { |
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321 if (files[i].match(fre)) { |
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322 args.unshift(null, files[i]); |
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323 callback.apply(null, args); |
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324 return; |
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325 } |
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326 } |
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327 args.unshift(null, false); |
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328 callback.apply(null, args); |
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329 }); |
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330 } |
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331 |
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332 function checksaved(user, game, callback, args) { |
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333 var savedirc = game.uname + "save"; |
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334 var basename = String(pwent.uid) + "-" + user + game.suffix; |
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335 var savefile = path.join("/var/games/roguelike", savedirc, basename); |
81 | 336 fs.exists(savefile, function (exist) { |
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337 args.unshift(exist); |
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338 callback.apply(null, args); |
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339 }); |
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340 } |
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341 |
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342 function playerstatus(user, callback) { |
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343 var sdata = {}; |
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344 function finishp() { |
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345 for (var gname in games) { |
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346 if (!(gname in sdata)) |
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347 return; |
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348 } |
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349 callback(sdata); |
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350 } |
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351 function regsaved(exists, game) { |
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352 if (exists) |
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353 sdata[game.uname] = "s"; |
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354 else |
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355 sdata[game.uname] = "0"; |
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356 finishp(); |
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357 } |
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358 function regactive(err, filename, game) { |
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359 if (!err && filename) { |
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360 if (filename.match(/^[^:]*:node:/)) |
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361 sdata[game.uname] = "p"; |
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362 else |
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363 sdata[game.uname] = "d"; |
42
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364 finishp(); |
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365 } |
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366 else |
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367 checksaved(user, game, regsaved, [game]); |
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368 } |
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369 for (var gname in games) { |
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370 checkprogress(user, games[gname], regactive, [games[gname]]); |
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371 } |
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372 } |
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373 |
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374 /* A few utility functions */ |
160
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375 function timestamp(dd) { |
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376 if (!(dd instanceof Date)) { |
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377 dd = new Date(); |
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378 } |
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379 sd = dd.toISOString(); |
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380 sd = sd.slice(0, sd.indexOf(".")); |
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381 return sd.replace("T", "."); |
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382 } |
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383 |
39
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384 function randkey(words) { |
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385 if (!words || !(words > 0)) |
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386 words = 1; |
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387 function rand32() { |
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388 rnum = Math.floor(Math.random() * 65536 * 65536); |
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389 hexstr = rnum.toString(16); |
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390 while (hexstr.length < 8) |
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391 hexstr = "0" + hexstr; |
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392 return hexstr; |
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393 } |
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394 var key = ""; |
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395 for (var i = 0; i < words; i++) |
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396 key += rand32(); |
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397 return key; |
0
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398 } |
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|
399 |
60
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Make sure watchers start with completely drawn screens.
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|
400 /* Compares two buffers, returns true for equality up to index n */ |
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401 function bufncmp(buf1, buf2, n) { |
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402 if (!Buffer.isBuffer(buf1) || !Buffer.isBuffer(buf2)) |
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403 return false; |
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|
404 for (var i = 0; i < n; i++) { |
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405 if (i == buf1.length && i == buf2.length) |
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406 return true; |
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|
407 if (i == buf1.length || i == buf2.length) |
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Make sure watchers start with completely drawn screens.
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408 return false; |
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409 if (buf1[i] != buf2[i]) |
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|
410 return false; |
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diff
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|
411 } |
31bb3cf4f25f
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|
412 return true; |
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diff
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|
413 } |
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|
414 |
26
9b58f8d3ea70
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23
diff
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|
415 function tslog() { |
9b58f8d3ea70
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|
416 arguments[0] = new Date().toISOString() + ": " + String(arguments[0]); |
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|
417 console.log.apply(console, arguments); |
9b58f8d3ea70
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|
418 } |
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diff
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|
419 |
0
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|
420 /* Returns a list of the cookies in the request, obviously. */ |
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|
421 function getCookies(req) { |
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|
422 cookies = []; |
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|
423 if ("cookie" in req.headers) { |
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424 cookstrs = req.headers["cookie"].split("; "); |
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|
425 for (var i = 0; i < cookstrs.length; i++) { |
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diff
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|
426 eqsign = cookstrs[i].indexOf("="); |
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diff
changeset
|
427 if (eqsign > 0) { |
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diff
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|
428 name = cookstrs[i].slice(0, eqsign).toLowerCase(); |
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|
429 val = cookstrs[i].slice(eqsign + 1); |
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diff
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|
430 cookies[name] = val; |
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parents:
diff
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|
431 } |
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
432 else if (eqsign < 0) |
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|
433 cookies[cookstrs[i]] = null; |
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diff
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|
434 } |
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
435 } |
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Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
436 return cookies; |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
437 } |
bd412f63ce0d
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
438 |
16
ef6127ed6da3
RLGWeb: switch to JSON protocol.
John "Elwin" Edwards <elwin@sdf.org>
parents:
8
diff
changeset
|
439 function getMsg(posttext) { |
ef6127ed6da3
RLGWeb: switch to JSON protocol.
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8
diff
changeset
|
440 var jsonobj; |
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RLGWeb: switch to JSON protocol.
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parents:
8
diff
changeset
|
441 if (!posttext) |
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8
diff
changeset
|
442 return {}; |
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John "Elwin" Edwards <elwin@sdf.org>
parents:
8
diff
changeset
|
443 try { |
ef6127ed6da3
RLGWeb: switch to JSON protocol.
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parents:
8
diff
changeset
|
444 jsonobj = JSON.parse(posttext); |
ef6127ed6da3
RLGWeb: switch to JSON protocol.
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parents:
8
diff
changeset
|
445 } |
ef6127ed6da3
RLGWeb: switch to JSON protocol.
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parents:
8
diff
changeset
|
446 catch (e) { |
ef6127ed6da3
RLGWeb: switch to JSON protocol.
John "Elwin" Edwards <elwin@sdf.org>
parents:
8
diff
changeset
|
447 if (e instanceof SyntaxError) |
ef6127ed6da3
RLGWeb: switch to JSON protocol.
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parents:
8
diff
changeset
|
448 return {}; |
ef6127ed6da3
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John "Elwin" Edwards <elwin@sdf.org>
parents:
8
diff
changeset
|
449 } |
ef6127ed6da3
RLGWeb: switch to JSON protocol.
John "Elwin" Edwards <elwin@sdf.org>
parents:
8
diff
changeset
|
450 if (typeof(jsonobj) != "object") |
ef6127ed6da3
RLGWeb: switch to JSON protocol.
John "Elwin" Edwards <elwin@sdf.org>
parents:
8
diff
changeset
|
451 return {}; |
ef6127ed6da3
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parents:
8
diff
changeset
|
452 return jsonobj; |
ef6127ed6da3
RLGWeb: switch to JSON protocol.
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parents:
8
diff
changeset
|
453 } |
ef6127ed6da3
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parents:
8
diff
changeset
|
454 |
107
b64e31c5ec31
RLG-Web server: add playing through WebSockets.
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diff
changeset
|
455 function getMsgWS(msgObj) { |
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|
456 if (msgObj.type != "utf8") |
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|
457 return {}; |
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|
458 return getMsg(msgObj.utf8Data); |
b64e31c5ec31
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parents:
104
diff
changeset
|
459 } |
b64e31c5ec31
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parents:
104
diff
changeset
|
460 |
0
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diff
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|
461 function login(req, res, formdata) { |
27
83f9a799a374
rlgwebd.js: read commands from the console
John "Elwin" Edwards <elwin@sdf.org>
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26
diff
changeset
|
462 if (!allowlogin) { |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
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49
diff
changeset
|
463 sendError(res, 6, null, false); |
27
83f9a799a374
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John "Elwin" Edwards <elwin@sdf.org>
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26
diff
changeset
|
464 return; |
83f9a799a374
rlgwebd.js: read commands from the console
John "Elwin" Edwards <elwin@sdf.org>
parents:
26
diff
changeset
|
465 } |
39
e8ac0e3d2614
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changeset
|
466 if (!("name" in formdata)) { |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
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49
diff
changeset
|
467 sendError(res, 2, "Username not given.", false); |
0
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parents:
diff
changeset
|
468 return; |
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parents:
diff
changeset
|
469 } |
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parents:
diff
changeset
|
470 else if (!("pw" in formdata)) { |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
John "Elwin" Edwards <elwin@sdf.org>
parents:
49
diff
changeset
|
471 sendError(res, 2, "Password not given.", false); |
0
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
472 return; |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
473 } |
39
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
474 var username = String(formdata["name"]); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
475 var password = String(formdata["pw"]); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
476 function checkit(code, signal) { |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
477 /* Checks the exit status, see sqlickrypt.c for details. */ |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
478 if (code != 0) { |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
479 sendError(res, 3); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
480 if (code == 1) |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
481 tslog("Password check failed for user %s", username); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
482 else if (code == 2) |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
483 tslog("Attempted login by nonexistent user %s", username); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
484 else |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
485 tslog("Login failed: sqlickrypt error %d", code); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
486 return; |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
487 } |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
488 var lkey = randkey(2); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
489 while (lkey in logins) |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
490 lkey = randkey(2); |
160
ed837da65e5f
RLGWebD: Clean up code related to session timestamps.
John "Elwin" Edwards
parents:
159
diff
changeset
|
491 logins[lkey] = {"name": username, "ts": new Date()}; |
39
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
492 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
|
493 var reply = {"t": "l", "k": lkey, "u": username}; |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
494 res.write(JSON.stringify(reply)); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
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diff
changeset
|
495 res.end(); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
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37
diff
changeset
|
496 tslog("%s has logged in (key %s)", username, lkey); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
497 return; |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
498 } |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
499 /* Launch the sqlickrypt utility to check the password. */ |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
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diff
changeset
|
500 var pwchecker = child_process.spawn("/bin/sqlickrypt", ["check"]); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
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diff
changeset
|
501 pwchecker.on("exit", checkit); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
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diff
changeset
|
502 pwchecker.stdin.end(username + '\n' + password + '\n', "utf8"); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
503 return; |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
504 } |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
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parents:
37
diff
changeset
|
505 |
20
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
506 /* 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
|
507 function regsetup(username) { |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
508 function regsetup_l2(err) { |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
509 for (var g in games) { |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
510 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
|
511 } |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
512 } |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
513 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
|
514 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
|
515 } |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
516 |
19
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
517 function register(req, res, formdata) { |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
518 var uname, passwd, email; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
519 if (typeof (formdata.name) != "string" || formdata.name === "") { |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
520 sendError(res, 2, "No name given."); |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
521 return; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
522 } |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
523 else |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
524 uname = formdata["name"]; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
525 if (typeof (formdata.pw) != "string" || formdata.pw === "") { |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
526 sendError(res, 2, "No password given."); |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
527 return; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
528 } |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
529 else |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
530 passwd = formdata["pw"]; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
531 if (typeof (formdata.email) != "string" || formdata.email === "") { |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
532 /* E-mail is optional */ |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
533 email = "nobody@nowhere.not"; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
534 } |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
535 else |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
536 email = formdata["email"]; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
537 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
|
538 if (code === 0) { |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
539 var lkey = randkey(2); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
540 while (lkey in logins) |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
541 lkey = randkey(2); |
160
ed837da65e5f
RLGWebD: Clean up code related to session timestamps.
John "Elwin" Edwards
parents:
159
diff
changeset
|
542 logins[lkey] = {"name": uname, "ts": new Date()}; |
39
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
543 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
|
544 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
|
545 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
|
546 res.end(); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
547 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
|
548 regsetup(uname); |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
549 } |
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
550 else if (code == 4) { |
19
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
551 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
|
552 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
|
553 } |
5f785e1d5cca
RLG-Web: set up user directories on registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
19
diff
changeset
|
554 else if (code == 1) { |
19
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
555 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
|
556 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
|
557 } |
39
e8ac0e3d2614
RLG-Web: separate logging in and starting a game.
John "Elwin" Edwards <elwin@sdf.org>
parents:
37
diff
changeset
|
558 else { |
19
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
559 sendError(res, 0, null); |
26
9b58f8d3ea70
rlgwebd.js: add timestamps to log messages.
John "Elwin" Edwards <elwin@sdf.org>
parents:
23
diff
changeset
|
560 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
|
561 } |
19
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
562 } |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
563 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
|
564 child_adder.on("exit", checkreg); |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
565 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
|
566 return; |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
567 } |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
568 |
111
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
569 /* Stops a running game if the request has the proper key. */ |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
570 function stopgame(res, formdata) { |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
571 if (!("key" in formdata) || !(formdata["key"] in logins)) { |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
572 sendError(res, 1); |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
573 return; |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
574 } |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
575 var pname = logins[formdata["key"]].name; |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
576 if (!("g" in formdata) || !(formdata["g"] in games)) { |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
577 sendError(res, 2, "No such game."); |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
578 return; |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
579 } |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
580 var gname = formdata["g"]; |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
581 function checkback(err, fname) { |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
582 if (!fname) { |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
583 sendError(res, 7); |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
584 return; |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
585 } |
142 | 586 var fullfile = path.join("/dgldir/inprogress", gname, fname); |
111
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
|
587 fs.readFile(fullfile, "utf8", function(err, fdata) { |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
changeset
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588 if (err) { |
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589 sendError(res, 7); |
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590 return; |
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591 } |
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592 var pid = parseInt(fdata.split('\n')[0], 10); |
139 | 593 try { |
594 process.kill(pid, 'SIGHUP'); | |
595 } | |
596 catch (err) { | |
597 /* If the PID is invalid, the lockfile is stale. */ | |
598 if (err.code == "ESRCH") { | |
599 var nodere = RegExp("^" + pname + ":node:"); | |
600 if (fname.match(nodere)) { | |
601 fs.unlink(fullfile); | |
602 } | |
603 } | |
604 } | |
111
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605 /* The response doesn't mean that the game is gone. The only way |
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606 * to make sure a dgamelaunch-supervised game is over would be to |
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607 * poll fname until it disappears. */ |
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608 res.writeHead(200, {'Content-Type': 'application/json'}); |
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609 res.write(JSON.stringify({"t": "q"})); |
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610 res.end(); |
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611 }); |
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612 } |
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613 checkprogress(pname, games[gname], checkback, []); |
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614 } |
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615 |
155
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616 function startProgressWatcher() { |
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617 var watchdirs = []; |
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618 for (var gname in games) { |
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619 watchdirs.push(path.join("/dgldir/inprogress", gname)); |
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620 } |
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621 var subproc = child_process.spawn("/bin/watcher", watchdirs); |
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622 subproc.stdout.setEncoding('utf8'); |
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623 subproc.stdout.on('data', function (chunk) { |
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624 var fname = chunk.slice(2, -1); |
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625 var filere = /.*\/([^\/]*)\/([^\/:]*):(node:)?(.*)/; |
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626 var matchresult = fname.match(filere); |
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627 if (!matchresult || matchresult[3]) |
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628 return; |
156
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|
629 var gname = matchresult[1]; |
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630 var pname = matchresult[2]; |
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631 var tag = gname + "/" + pname; |
155
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632 if (chunk[0] == "E") { |
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633 tslog("DGL: %s is playing %s: %s", pname, gname, fname) |
156
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634 dglgames[tag] = fname; |
155
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635 } |
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636 else if (chunk[0] == "C") { |
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637 tslog("DGL: %s started playing %s: %s", pname, gname, fname) |
156
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638 dglgames[tag] = fname; |
155
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|
639 } |
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640 else if (chunk[0] == "D") { |
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641 tslog("DGL: %s finished playing %s: %s", pname, gname, fname) |
156
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|
642 delete dglgames[tag]; |
155
245a2959f504
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|
643 } |
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644 else { |
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645 tslog("Watcher says: %s", chunk) |
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|
646 } |
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|
647 }); |
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648 subproc.stdout.resume(); |
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|
649 return subproc; |
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|
650 } |
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|
651 |
0
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652 function serveStatic(req, res, fname) { |
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653 var nname = path.normalize(fname); |
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654 if (nname == "" || nname == "/") |
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655 nname = "index.html"; |
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|
656 if (nname.match(/\/$/)) |
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657 path.join(nname, "index.html"); /* it was a directory */ |
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658 var realname = path.join(serveStaticRoot, nname); |
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659 var extension = path.extname(realname); |
81 | 660 fs.exists(realname, function (exists) { |
0
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661 var resheaders = {}; |
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662 if (!exists || !extension || extension == ".html") |
31
7dd6becf9ce9
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663 resheaders["Content-Type"] = "text/html; charset=utf-8"; |
0
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664 else if (extension == ".png") |
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|
665 resheaders["Content-Type"] = "image/png"; |
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666 else if (extension == ".css") |
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|
667 resheaders["Content-Type"] = "text/css"; |
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|
668 else if (extension == ".js") |
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|
669 resheaders["Content-Type"] = "text/javascript"; |
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|
670 else if (extension == ".svg") |
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|
671 resheaders["Content-Type"] = "image/svg+xml"; |
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672 else |
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673 resheaders["Content-Type"] = "application/octet-stream"; |
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|
674 if (exists) { |
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675 fs.readFile(realname, function (error, data) { |
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|
676 if (error) { |
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|
677 res.writeHead(500, {}); |
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|
678 res.end(); |
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|
679 } |
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|
680 else { |
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|
681 res.writeHead(200, resheaders); |
34
57f4b36ef06b
rlgwebd.js: handle HTTP HEAD properly.
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32
diff
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|
682 if (req.method != 'HEAD') |
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diff
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|
683 res.write(data); |
0
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changeset
|
684 res.end(); |
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diff
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|
685 } |
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parents:
diff
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|
686 }); |
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|
687 } |
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|
688 else { |
125
5ad15380f851
Improve the /uinfo interface.
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124
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689 send404(res, nname, req.method == 'HEAD'); |
0
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diff
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|
690 } |
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|
691 }); |
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diff
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|
692 return; |
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|
693 } |
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|
694 |
160
ed837da65e5f
RLGWebD: Clean up code related to session timestamps.
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159
diff
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695 /* Currently, this doesn't do anything blocking, but keep the callback */ |
103
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|
696 function getStatus(callback) { |
66
57bf0dcd080e
Display idle time of games in progress.
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64
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|
697 var now = new Date(); |
103
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698 var statusinfo = {"s": allowlogin, "g": []}; |
158
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699 for (var tag in sessions) { |
55
96815eae4ebe
RLG-Web: make multiple watchers possible.
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49
diff
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|
700 var gamedesc = {}; |
158
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701 gamedesc["tag"] = tag; |
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702 gamedesc["p"] = sessions[tag].pname; |
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703 gamedesc["g"] = sessions[tag].game.uname; |
160
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704 gamedesc["i"] = now - sessions[tag].lasttime; |
103
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705 statusinfo["g"].push(gamedesc); |
32
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31
diff
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|
706 } |
156
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|
707 statusinfo["dgl"] = []; |
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708 for (var tag in dglgames) { |
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709 statusinfo["dgl"].push(tag); |
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710 } |
160
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|
711 callback(statusinfo); |
32
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31
diff
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|
712 } |
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diff
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|
713 |
103
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714 function statusmsg(req, res) { |
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715 function respond(info) { |
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716 res.writeHead(200, { "Content-Type": "application/json" }); |
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717 if (req.method != 'HEAD') |
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718 res.write(JSON.stringify(info)); |
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719 res.end(); |
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720 } |
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|
721 getStatus(respond); |
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722 } |
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|
723 |
42
8f6bc0df58fa
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diff
changeset
|
724 function pstatusmsg(req, res) { |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
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40
diff
changeset
|
725 if (req.method == 'HEAD') { |
8f6bc0df58fa
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40
diff
changeset
|
726 res.writeHead(200, { "Content-Type": "application/json" }); |
8f6bc0df58fa
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40
diff
changeset
|
727 res.end(); |
8f6bc0df58fa
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40
diff
changeset
|
728 return; |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
729 } |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
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40
diff
changeset
|
730 var target = url.parse(req.url).pathname; |
8f6bc0df58fa
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40
diff
changeset
|
731 var pmatch = target.match(/^\/pstatus\/(.*)/); |
8f6bc0df58fa
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40
diff
changeset
|
732 if (pmatch && pmatch[1]) |
8f6bc0df58fa
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40
diff
changeset
|
733 var pname = pmatch[1]; |
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rlgwebd.js: add a player status interface.
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40
diff
changeset
|
734 else { |
8f6bc0df58fa
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40
diff
changeset
|
735 sendError(res, 2, "No name given."); |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
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40
diff
changeset
|
736 return; |
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diff
changeset
|
737 } |
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diff
changeset
|
738 var reply = {"name": pname}; |
8f6bc0df58fa
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40
diff
changeset
|
739 playerstatus(pname, function (pdata) { |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
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40
diff
changeset
|
740 reply["stat"] = pdata; |
8f6bc0df58fa
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diff
changeset
|
741 res.writeHead(200, { "Content-Type": "application/json" }); |
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diff
changeset
|
742 res.write(JSON.stringify(reply)); |
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changeset
|
743 res.end(); |
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40
diff
changeset
|
744 }); |
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40
diff
changeset
|
745 } |
8f6bc0df58fa
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|
746 |
124
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Add a user information interface at /uinfo.
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diff
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|
747 function getuinfo(req, res) { |
125
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|
748 var urlobj = url.parse(req.url, true); |
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|
749 var query = urlobj.query; |
124
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750 if (!("key" in query) || !(query["key"] in logins)) { |
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|
751 sendError(res, 1); |
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diff
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|
752 return; |
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diff
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|
753 } |
125
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|
754 var match = urlobj.pathname.match(/^\/[^\/]*\/(.*)/); |
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|
755 if (!match || !match[1]) { |
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|
756 send404(res, urlobj.pathname, req.method == 'HEAD'); |
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diff
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|
757 return; |
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|
758 } |
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|
759 var which = match[1]; |
124
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760 var name = logins[query["key"]].name; |
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|
761 var reply = { "u": name }; |
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|
762 function send() { |
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763 res.writeHead(200, { "Content-Type": "application/json" }); |
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|
764 res.write(JSON.stringify(reply)); |
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|
765 res.end(); |
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diff
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|
766 } |
125
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|
767 if (which == "pw") { |
124
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|
768 /* Don't actually divulge passwords. */ |
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|
769 reply["pw"] = ""; |
125
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diff
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|
770 send(); |
124
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diff
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|
771 } |
125
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|
772 else if (which == "email") { |
124
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diff
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|
773 var address; |
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diff
changeset
|
774 function finish(code, signal) { |
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|
775 if (code != 0) { |
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|
776 tslog("sqlickrypt: %d with name %s", code, name); |
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diff
changeset
|
777 sendError(res, 2); |
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diff
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|
778 } |
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diff
changeset
|
779 else { |
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diff
changeset
|
780 reply["email"] = address; |
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diff
changeset
|
781 send(); |
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diff
changeset
|
782 } |
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121
diff
changeset
|
783 } |
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changeset
|
784 var subproc = child_process.spawn("/bin/sqlickrypt", ["getmail"]); |
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|
785 subproc.stdout.on("data", function (data) { |
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|
786 address = data.toString().replace(/\n/g, ""); |
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diff
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|
787 }); |
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diff
changeset
|
788 subproc.on("exit", finish); |
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diff
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|
789 subproc.stdin.end(name + '\n', "utf8"); |
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121
diff
changeset
|
790 } |
125
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diff
changeset
|
791 else { |
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diff
changeset
|
792 send404(res, urlobj.pathname, req.method == 'HEAD'); |
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124
diff
changeset
|
793 return; |
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124
diff
changeset
|
794 } |
124
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parents:
121
diff
changeset
|
795 } |
fbeb0bf2b51d
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diff
changeset
|
796 |
126
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diff
changeset
|
797 function setuinfo(req, res, postdata) { |
3e3824711791
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|
798 var urlobj = url.parse(req.url, true); |
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diff
changeset
|
799 var query = urlobj.query; |
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|
800 if (!("key" in query) || !(query["key"] in logins)) { |
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diff
changeset
|
801 sendError(res, 1); |
3e3824711791
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diff
changeset
|
802 return; |
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125
diff
changeset
|
803 } |
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changeset
|
804 var name = logins[query["key"]].name; |
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|
805 var match = urlobj.pathname.match(/^\/[^\/]*\/(.*)/); |
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diff
changeset
|
806 if (!match || !match[1]) { |
3e3824711791
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diff
changeset
|
807 send404(res, urlobj.pathname, true); |
3e3824711791
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parents:
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diff
changeset
|
808 return; |
3e3824711791
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parents:
125
diff
changeset
|
809 } |
3e3824711791
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diff
changeset
|
810 var which = match[1]; |
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diff
changeset
|
811 if (!("v" in postdata)) { |
3e3824711791
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diff
changeset
|
812 sendError(res, 2, "No value provided"); |
3e3824711791
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diff
changeset
|
813 return; |
3e3824711791
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diff
changeset
|
814 } |
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diff
changeset
|
815 if (which == "email" || which == "pw") { |
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diff
changeset
|
816 var args; |
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changeset
|
817 if (which == "email") |
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|
818 args = ["setmail"]; |
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|
819 else |
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changeset
|
820 args = ["setpw"]; |
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|
821 var child = child_process.execFile("/bin/sqlickrypt", args, |
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|
822 function (err, stdout, stderr) { |
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|
823 if (err) { |
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|
824 tslog("Could not set %s: sqlickrypt error %d", which, err.code); |
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diff
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|
825 sendError(res, 2); |
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diff
changeset
|
826 } |
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diff
changeset
|
827 else { |
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changeset
|
828 tslog("User %s has changed %s", name, which); |
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|
829 res.writeHead(200, { "Content-Type": "application/json" }); |
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|
830 res.end(JSON.stringify({"t": "t"})); |
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diff
changeset
|
831 } |
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diff
changeset
|
832 }); |
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diff
changeset
|
833 child.stdin.end(name + "\n" + postdata.v + "\n", "utf8"); |
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diff
changeset
|
834 } |
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diff
changeset
|
835 else { |
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changeset
|
836 send404(res, urlobj.pathname, true); |
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diff
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|
837 } |
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diff
changeset
|
838 } |
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diff
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|
839 |
0
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
840 var errorcodes = [ "Generic Error", "Not logged in", "Invalid data", |
27
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rlgwebd.js: read commands from the console
John "Elwin" Edwards <elwin@sdf.org>
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26
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841 "Login failed", "Already playing", "Game launch failed", |
39
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RLG-Web: separate logging in and starting a game.
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842 "Server shutting down", "Game not in progress" ]; |
0
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843 |
55
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diff
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|
844 function sendError(res, ecode, msg, box) { |
31
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rlgwebd.js: improve MIME types.
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30
diff
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|
845 res.writeHead(200, { "Content-Type": "application/json" }); |
16
ef6127ed6da3
RLGWeb: switch to JSON protocol.
John "Elwin" Edwards <elwin@sdf.org>
parents:
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diff
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846 var edict = {"t": "E"}; |
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RLGWeb: switch to JSON protocol.
John "Elwin" Edwards <elwin@sdf.org>
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diff
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847 if (!(ecode < errorcodes.length && ecode > 0)) |
ef6127ed6da3
RLGWeb: switch to JSON protocol.
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parents:
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diff
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|
848 ecode = 0; |
ef6127ed6da3
RLGWeb: switch to JSON protocol.
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parents:
8
diff
changeset
|
849 edict["c"] = ecode; |
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8
diff
changeset
|
850 edict["s"] = errorcodes[ecode]; |
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8
diff
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851 if (msg) |
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parents:
8
diff
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|
852 edict["s"] += ": " + msg; |
55
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diff
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|
853 if (box) |
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RLG-Web: make multiple watchers possible.
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diff
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|
854 res.write(JSON.stringify([edict])); |
96815eae4ebe
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49
diff
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|
855 else |
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49
diff
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|
856 res.write(JSON.stringify(edict)); |
0
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parents:
diff
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|
857 res.end(); |
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parents:
diff
changeset
|
858 } |
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diff
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|
859 |
125
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|
860 function send404(res, path, nopage) { |
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124
diff
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861 res.writeHead(404, {"Content-Type": "text/html; charset=utf-8"}); |
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862 if (!nopage) { |
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John "Elwin" Edwards <elwin@sdf.org>
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|
863 res.write("<html><head><title>" + path + "</title></head>\n<body><h1>" |
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Improve the /uinfo interface.
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|
864 + path + " Not Found</h1></body></html>\n"); |
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124
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|
865 } |
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|
866 res.end(); |
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124
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|
867 } |
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|
868 |
27
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diff
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|
869 function webHandler(req, res) { |
0
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870 /* default headers for the response */ |
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871 var resheaders = {'Content-Type': 'text/html'}; |
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872 /* The request body will be added to this as it arrives. */ |
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|
873 var reqbody = ""; |
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diff
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|
874 var formdata; |
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|
875 |
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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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|
876 /* Register a listener to get the body. */ |
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changeset
|
877 function moredata(chunk) { |
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parents:
diff
changeset
|
878 reqbody += chunk; |
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John "Elwin" Edwards <elwin@sdf.org>
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diff
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|
879 } |
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John "Elwin" Edwards <elwin@sdf.org>
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diff
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|
880 req.on('data', moredata); |
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diff
changeset
|
881 |
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Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
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|
882 /* This will send the response once the whole request is here. */ |
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diff
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|
883 function respond() { |
16
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8
diff
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|
884 formdata = getMsg(reqbody); |
0
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|
885 var target = url.parse(req.url).pathname; |
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886 /* First figure out if the client is POSTing to a command interface. */ |
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John "Elwin" Edwards <elwin@sdf.org>
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|
887 if (req.method == 'POST') { |
159 | 888 if (target == "/login") { |
0
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diff
changeset
|
889 login(req, res, formdata); |
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Put this project under version control, finally.
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parents:
diff
changeset
|
890 } |
19
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
891 else if (target == "/addacct") { |
188bbd857124
RLG-Web: add user registration
John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
892 register(req, res, formdata); |
188bbd857124
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John "Elwin" Edwards <elwin@sdf.org>
parents:
17
diff
changeset
|
893 } |
111
f56fdfeed01a
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John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
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|
894 else if (target == "/quit") { |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
parents:
110
diff
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|
895 stopgame(res, formdata); |
f56fdfeed01a
Replace taking over games with forced saves.
John "Elwin" Edwards <elwin@sdf.org>
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110
diff
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|
896 } |
126
3e3824711791
RLG-Web server: allow changing e-mail and password.
John "Elwin" Edwards <elwin@sdf.org>
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diff
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|
897 else if (target.match(/^\/uinfo\//)) { |
3e3824711791
RLG-Web server: allow changing e-mail and password.
John "Elwin" Edwards <elwin@sdf.org>
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diff
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|
898 setuinfo(req, res, formdata); |
3e3824711791
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125
diff
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|
899 } |
0
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diff
changeset
|
900 else { |
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parents:
diff
changeset
|
901 res.writeHead(405, resheaders); |
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parents:
diff
changeset
|
902 res.end(); |
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parents:
diff
changeset
|
903 } |
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parents:
diff
changeset
|
904 } |
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diff
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|
905 else if (req.method == 'GET' || req.method == 'HEAD') { |
159 | 906 if (target == '/status') { |
32
c75fc4b1d13d
rlgwebd.js: add a status interface.
John "Elwin" Edwards <elwin@sdf.org>
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31
diff
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|
907 statusmsg(req, res); |
0
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diff
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|
908 } |
125
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124
diff
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|
909 else if (target.match(/^\/uinfo\//)) { |
124
fbeb0bf2b51d
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John "Elwin" Edwards <elwin@sdf.org>
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121
diff
changeset
|
910 getuinfo(req, res); |
fbeb0bf2b51d
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121
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|
911 } |
42
8f6bc0df58fa
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John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
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|
912 else if (target.match(/^\/pstatus\//)) { |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
913 pstatusmsg(req, res); |
8f6bc0df58fa
rlgwebd.js: add a player status interface.
John "Elwin" Edwards <elwin@sdf.org>
parents:
40
diff
changeset
|
914 } |
0
bd412f63ce0d
Put this project under version control, finally.
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parents:
diff
changeset
|
915 else /* Go look for it in the filesystem */ |
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parents:
diff
changeset
|
916 serveStatic(req, res, target); |
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
917 } |
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
918 else { /* Some other method */ |
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
919 res.writeHead(501, resheaders); |
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Put this project under version control, finally.
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parents:
diff
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|
920 res.write("<html><head><title>501</title></head>\n<body><h1>501 Not Implemented</h1></body></html>\n"); |
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diff
changeset
|
921 res.end(); |
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John "Elwin" Edwards <elwin@sdf.org>
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diff
changeset
|
922 } |
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Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
923 return; |
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Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
924 } |
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Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
925 req.on('end', respond); |
bd412f63ce0d
Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff
changeset
|
926 } |
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diff
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|
927 |
100
3dbfdaf62623
RLG-Web: begin converting to WebSockets.
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94
diff
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|
928 function wsHandler(wsRequest) { |
158
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|
929 var watchmatch = wsRequest.resource.match(/^\/watch\/(.*)$/); |
107
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RLG-Web server: add playing through WebSockets.
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104
diff
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|
930 var playmatch = wsRequest.resource.match(/^\/play\//); |
104
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diff
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|
931 if (watchmatch !== null) { |
158
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John "Elwin" Edwards
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157
diff
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|
932 if (!(watchmatch[1] in sessions)) { |
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157
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|
933 wsRequest.reject(404, errorcodes[7]); |
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|
934 return; |
104
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|
935 } |
158
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|
936 var tsession = sessions[watchmatch[1]]; |
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|
937 var conn = wsRequest.accept(null, wsRequest.origin); |
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|
938 new wsWatcher(conn, tsession); |
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|
939 tslog("Game %d is being watched via WebSockets", tsession.tag()); |
104
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|
940 } |
107
b64e31c5ec31
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|
941 else if (playmatch !== null) { |
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diff
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|
942 wsStart(wsRequest); |
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|
943 } |
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104
diff
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|
944 else if (wsRequest.resourceURL.pathname == "/status") { |
100
3dbfdaf62623
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94
diff
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|
945 var conn = wsRequest.accept(null, wsRequest.origin); |
104
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diff
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|
946 var tell = function () { |
7d444ba4739e
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103
diff
changeset
|
947 getStatus(function (info) { |
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diff
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|
948 info["t"] = "t"; |
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diff
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|
949 conn.sendUTF(JSON.stringify(info)); |
7d444ba4739e
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diff
changeset
|
950 }); |
7d444ba4739e
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parents:
103
diff
changeset
|
951 } |
158
9961a538c00e
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157
diff
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|
952 var beginH = function (gname, pname) { |
9961a538c00e
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157
diff
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|
953 conn.sendUTF(JSON.stringify({"t": "b", "p": pname, "g": gname})); |
104
7d444ba4739e
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103
diff
changeset
|
954 }; |
7d444ba4739e
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103
diff
changeset
|
955 var listH = function (list) { |
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diff
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|
956 conn.sendUTF(JSON.stringify(list)); |
7d444ba4739e
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103
diff
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|
957 }; |
158
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157
diff
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|
958 var endH = function (gname, pname) { |
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|
959 conn.sendUTF(JSON.stringify({"t": "e", "p": pname, "g": gname})); |
104
7d444ba4739e
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diff
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|
960 }; |
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diff
changeset
|
961 gamemux.on('begin', beginH); |
7d444ba4739e
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103
diff
changeset
|
962 gamemux.on('list', listH); |
7d444ba4739e
RLG-Web server: send status events over WebSockets.
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103
diff
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963 gamemux.on('end', endH); |
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964 conn.on('message', tell); |
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965 conn.on('close', function () { |
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966 gamemux.removeListener('begin', beginH); |
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967 gamemux.removeListener('list', listH); |
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968 gamemux.removeListener('end', endH); |
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969 }); |
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970 tell(); |
100
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971 } |
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972 else |
104
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973 wsRequest.reject(404, "No such resource."); |
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974 } |
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975 |
159 | 976 /* TODO use a list instead */ |
104
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977 function pushStatus() { |
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978 getStatus(function(info) { |
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979 info["t"] = "t"; |
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980 gamemux.emit('list', info); |
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981 }); |
100
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982 } |
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983 |
27
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984 function shutdown () { |
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985 httpServer.close(); |
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986 httpServer.removeAllListeners('request'); |
28
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987 ctlServer.close(); |
27
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988 tslog("Shutting down..."); |
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989 process.exit(); |
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990 } |
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991 |
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992 function consoleHandler(chunk) { |
27
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993 var msg = chunk.toString().split('\n')[0]; |
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994 if (msg == "quit") { |
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995 allowlogin = false; |
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996 tslog("Disconnecting..."); |
158
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997 for (var tag in sessions) { |
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998 sessions[tag].close(); |
27
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999 } |
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1000 progressWatcher.stdin.end("\n"); |
55
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1001 setTimeout(shutdown, 2000); |
27
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1002 } |
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1003 } |
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1004 |
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1005 process.on("exit", function () { |
158
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1006 for (var tag in sessions) { |
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1007 sessions[tag].term.kill('SIGHUP'); |
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1008 } |
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1009 tslog("Quitting..."); |
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1010 return; |
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1011 }); |
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1012 |
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1013 /* Initialization STARTS HERE */ |
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1014 process.env["TERM"] = "xterm-256color"; |
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1015 |
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1016 if (process.getuid() != 0) { |
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1017 tslog("Not running as root, cannot chroot."); |
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1018 process.exit(1); |
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1019 } |
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1020 |
29
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1021 var httpServer; // declare here so shutdown() can find it |
100
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1022 var wsServer; |
155
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1023 var progressWatcher; |
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1024 |
157
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1025 var pwent; |
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1026 try { |
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1027 pwent = posix.getpwnam(dropToUser); |
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1028 } |
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1029 catch (err) { |
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1030 tslog("Could not drop to user %s: user does not exist", dropToUser); |
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1031 process.exit(1); |
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1032 } |
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1033 |
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|
1034 /* This could be nonblocking, but nothing else can start yet anyway. */ |
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1035 if (fs.existsSync(ctlsocket)) { |
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1036 fs.unlinkSync(ctlsocket); |
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1037 } |
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1038 |
28
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1039 /* Open the control socket before chrooting where it can't be found */ |
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1040 var ctlServer = net.createServer(function (sock) { |
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1041 sock.on('data', consoleHandler); |
28
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1042 }); |
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1043 ctlServer.listen(ctlsocket, function () { |
139 | 1044 /* rlgwebd.js now assumes that it has been started by the rlgwebd shell |
1045 * script, or some other method that detaches it and sets up stdio. */ | |
1046 /* chroot and drop permissions. posix.chroot() does chdir() itself. */ | |
28
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1047 try { |
139 | 1048 posix.chroot(chrootDir); |
28
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1049 } |
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1050 catch (err) { |
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1051 tslog("chroot to %s failed: %s", chrootDir, err); |
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1052 process.exit(1); |
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1053 } |
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1054 try { |
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1055 // drop gid first, that requires UID=0 |
157
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1056 process.setgid(pwent.gid); |
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1057 process.setuid(pwent.uid); |
28
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1058 } |
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|
1059 catch (err) { |
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|
1060 tslog("Could not drop permissions: %s", err); |
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|
1061 process.exit(1); |
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|
1062 } |
29
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|
1063 httpServer = http.createServer(webHandler); |
30
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|
1064 httpServer.listen(httpPort); |
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|
1065 tslog('rlgwebd running on port %d', httpPort); |
100
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1066 wsServer = new WebSocketServer({"httpServer": httpServer}); |
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1067 wsServer.on("request", wsHandler); |
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|
1068 tslog('WebSockets are online'); |
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1069 progressWatcher = startProgressWatcher(); |
104
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|
1070 setInterval(pushStatus, 4000); |
28
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1071 }); |
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|
1072 |