Fri, 29 Jan 2010 21:08:18 +0500
mod_presence: Quick fix to make probes from local users to local hosts work.
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1 | -- |
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2 | -- server.lua by blastbeat of the luadch project |
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3 | -- Re-used here under the MIT/X Consortium License |
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4 | -- |
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5 | -- Modifications (C) 2008-2009 Matthew Wild, Waqas Hussain |
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6 | -- |
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7 | |
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8 | -- // wrapping luadch stuff // -- |
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9 | |
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10 | local use = function( what ) |
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11 | return _G[ what ] |
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12 | end |
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13 | local clean = function( tbl ) |
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14 | for i, k in pairs( tbl ) do |
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15 | tbl[ i ] = nil |
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16 | end |
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17 | end |
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18 | |
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19 | local log, table_concat = require ("util.logger").init("socket"), table.concat; |
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20 | local out_put = function (...) return log("debug", table_concat{...}); end |
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21 | local out_error = function (...) return log("warn", table_concat{...}); end |
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22 | local mem_free = collectgarbage |
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23 | |
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24 | ----------------------------------// DECLARATION //-- |
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25 | |
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26 | --// constants //-- |
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27 | |
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28 | local STAT_UNIT = 1 -- byte |
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29 | |
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30 | --// lua functions //-- |
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31 | |
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32 | local type = use "type" |
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33 | local pairs = use "pairs" |
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34 | local ipairs = use "ipairs" |
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35 | local tostring = use "tostring" |
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36 | local collectgarbage = use "collectgarbage" |
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37 | |
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38 | --// lua libs //-- |
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39 | |
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40 | local os = use "os" |
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41 | local table = use "table" |
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42 | local string = use "string" |
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43 | local coroutine = use "coroutine" |
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44 | |
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45 | --// lua lib methods //-- |
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46 | |
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47 | local os_time = os.time |
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48 | local os_difftime = os.difftime |
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49 | local table_concat = table.concat |
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50 | local table_remove = table.remove |
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51 | local string_len = string.len |
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52 | local string_sub = string.sub |
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53 | local coroutine_wrap = coroutine.wrap |
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54 | local coroutine_yield = coroutine.yield |
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55 | |
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56 | --// extern libs //-- |
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57 | |
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58 | local luasec = select( 2, pcall( require, "ssl" ) ) |
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59 | local luasocket = require "socket" |
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60 | |
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61 | --// extern lib methods //-- |
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62 | |
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63 | local ssl_wrap = ( luasec and luasec.wrap ) |
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64 | local socket_bind = luasocket.bind |
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65 | local socket_sleep = luasocket.sleep |
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66 | local socket_select = luasocket.select |
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67 | local ssl_newcontext = ( luasec and luasec.newcontext ) |
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68 | |
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69 | --// functions //-- |
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70 | |
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71 | local id |
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72 | local loop |
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73 | local stats |
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74 | local idfalse |
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75 | local addtimer |
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76 | local closeall |
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77 | local addserver |
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78 | local getserver |
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79 | local wrapserver |
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80 | local getsettings |
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81 | local closesocket |
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82 | local removesocket |
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83 | local removeserver |
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84 | local changetimeout |
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85 | local wrapconnection |
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86 | local changesettings |
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87 | |
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88 | --// tables //-- |
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89 | |
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90 | local _server |
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91 | local _readlist |
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92 | local _timerlist |
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93 | local _sendlist |
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94 | local _socketlist |
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95 | local _closelist |
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96 | local _readtimes |
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97 | local _writetimes |
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98 | |
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99 | --// simple data types //-- |
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100 | |
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101 | local _ |
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102 | local _readlistlen |
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103 | local _sendlistlen |
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104 | local _timerlistlen |
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105 | |
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106 | local _sendtraffic |
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107 | local _readtraffic |
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108 | |
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109 | local _selecttimeout |
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110 | local _sleeptime |
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111 | |
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112 | local _starttime |
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113 | local _currenttime |
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114 | |
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115 | local _maxsendlen |
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116 | local _maxreadlen |
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117 | |
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118 | local _checkinterval |
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119 | local _sendtimeout |
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120 | local _readtimeout |
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121 | |
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122 | local _cleanqueue |
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123 | |
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124 | local _timer |
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125 | |
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126 | local _maxclientsperserver |
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127 | |
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128 | ----------------------------------// DEFINITION //-- |
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129 | |
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130 | _server = { } -- key = port, value = table; list of listening servers |
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131 | _readlist = { } -- array with sockets to read from |
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132 | _sendlist = { } -- arrary with sockets to write to |
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133 | _timerlist = { } -- array of timer functions |
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134 | _socketlist = { } -- key = socket, value = wrapped socket (handlers) |
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135 | _readtimes = { } -- key = handler, value = timestamp of last data reading |
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136 | _writetimes = { } -- key = handler, value = timestamp of last data writing/sending |
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137 | _closelist = { } -- handlers to close |
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138 | |
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139 | _readlistlen = 0 -- length of readlist |
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140 | _sendlistlen = 0 -- length of sendlist |
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141 | _timerlistlen = 0 -- lenght of timerlist |
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142 | |
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143 | _sendtraffic = 0 -- some stats |
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144 | _readtraffic = 0 |
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145 | |
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146 | _selecttimeout = 1 -- timeout of socket.select |
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147 | _sleeptime = 0 -- time to wait at the end of every loop |
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148 | |
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149 | _maxsendlen = 51000 * 1024 -- max len of send buffer |
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150 | _maxreadlen = 25000 * 1024 -- max len of read buffer |
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151 | |
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152 | _checkinterval = 1200000 -- interval in secs to check idle clients |
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153 | _sendtimeout = 60000 -- allowed send idle time in secs |
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154 | _readtimeout = 6 * 60 * 60 -- allowed read idle time in secs |
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155 | |
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156 | _cleanqueue = false -- clean bufferqueue after using |
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157 | |
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158 | _maxclientsperserver = 1000 |
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159 | |
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160 | _maxsslhandshake = 30 -- max handshake round-trips |
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161 | ----------------------------------// PRIVATE //-- |
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162 | |
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163 | wrapserver = function( listeners, socket, ip, serverport, pattern, sslctx, maxconnections, startssl ) -- this function wraps a server |
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164 | |
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165 | maxconnections = maxconnections or _maxclientsperserver |
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166 | |
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167 | local connections = 0 |
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168 | |
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169 | local dispatch, disconnect = listeners.onincoming, listeners.ondisconnect |
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170 | |
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171 | local err |
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172 | |
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173 | local ssl = false |
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174 | |
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175 | if sslctx then |
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176 | ssl = true |
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177 | if not ssl_newcontext then |
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178 | out_error "luasec not found" |
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179 | ssl = false |
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180 | end |
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181 | if type( sslctx ) ~= "table" then |
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182 | out_error "server.lua: wrong server sslctx" |
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183 | ssl = false |
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184 | end |
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185 | local ctx; |
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186 | ctx, err = ssl_newcontext( sslctx ) |
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187 | if not ctx then |
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188 | err = err or "wrong sslctx parameters" |
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189 | local file; |
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190 | file = err:match("^error loading (.-) %("); |
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191 | if file then |
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192 | if file == "private key" then |
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193 | file = sslctx.key or "your private key"; |
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194 | elseif file == "certificate" then |
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195 | file = sslctx.certificate or "your certificate file"; |
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196 | end |
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197 | local reason = err:match("%((.+)%)$") or "some reason"; |
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198 | if reason == "Permission denied" then |
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199 | reason = "Check that the permissions allow Prosody to read this file."; |
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200 | elseif reason == "No such file or directory" then |
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201 | reason = "Check that the path is correct, and the file exists."; |
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202 | elseif reason == "system lib" then |
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203 | reason = "Previous error (see logs), or other system error."; |
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204 | else |
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205 | reason = "Reason: "..tostring(reason or "unknown"):lower(); |
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206 | end |
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207 | log("error", "SSL/TLS: Failed to load %s: %s", file, reason); |
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208 | else |
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209 | log("error", "SSL/TLS: Error initialising for port %d: %s", serverport, err ); |
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210 | end |
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211 | ssl = false |
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212 | end |
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213 | sslctx = ctx; |
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214 | end |
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215 | if not ssl then |
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216 | sslctx = false; |
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217 | if startssl then |
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218 | log("error", "Failed to listen on port %d due to SSL/TLS to SSL/TLS initialisation errors (see logs)", serverport ) |
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219 | return nil, "Cannot start ssl, see log for details" |
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220 | end |
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221 | end |
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222 | |
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223 | local accept = socket.accept |
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224 | |
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225 | --// public methods of the object //-- |
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226 | |
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227 | local handler = { } |
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228 | |
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229 | handler.shutdown = function( ) end |
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230 | |
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231 | handler.ssl = function( ) |
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232 | return ssl |
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233 | end |
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234 | handler.sslctx = function( ) |
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235 | return sslctx |
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236 | end |
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237 | handler.remove = function( ) |
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238 | connections = connections - 1 |
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239 | end |
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240 | handler.close = function( ) |
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241 | for _, handler in pairs( _socketlist ) do |
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242 | if handler.serverport == serverport then |
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243 | handler.disconnect( handler, "server closed" ) |
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244 | handler:close( true ) |
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245 | end |
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246 | end |
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247 | socket:close( ) |
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248 | _sendlistlen = removesocket( _sendlist, socket, _sendlistlen ) |
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249 | _readlistlen = removesocket( _readlist, socket, _readlistlen ) |
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250 | _socketlist[ socket ] = nil |
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251 | handler = nil |
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252 | socket = nil |
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253 | --mem_free( ) |
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254 | out_put "server.lua: closed server handler and removed sockets from list" |
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255 | end |
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256 | handler.ip = function( ) |
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257 | return ip |
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258 | end |
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259 | handler.serverport = function( ) |
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260 | return serverport |
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261 | end |
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262 | handler.socket = function( ) |
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263 | return socket |
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264 | end |
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265 | handler.readbuffer = function( ) |
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266 | if connections > maxconnections then |
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267 | out_put( "server.lua: refused new client connection: server full" ) |
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268 | return false |
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269 | end |
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270 | local client, err = accept( socket ) -- try to accept |
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271 | if client then |
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272 | local ip, clientport = client:getpeername( ) |
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273 | client:settimeout( 0 ) |
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274 | local handler, client, err = wrapconnection( handler, listeners, client, ip, serverport, clientport, pattern, sslctx, startssl ) -- wrap new client socket |
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275 | if err then -- error while wrapping ssl socket |
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276 | return false |
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277 | end |
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278 | connections = connections + 1 |
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279 | out_put( "server.lua: accepted new client connection from ", tostring(ip), ":", tostring(clientport), " to ", tostring(serverport)) |
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280 | return dispatch( handler ) |
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281 | elseif err then -- maybe timeout or something else |
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282 | out_put( "server.lua: error with new client connection: ", tostring(err) ) |
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283 | return false |
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284 | end |
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285 | end |
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286 | return handler |
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287 | end |
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288 | |
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289 | wrapconnection = function( server, listeners, socket, ip, serverport, clientport, pattern, sslctx, startssl ) -- this function wraps a client to a handler object |
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290 | |
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291 | socket:settimeout( 0 ) |
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292 | |
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293 | --// local import of socket methods //-- |
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294 | |
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295 | local send |
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296 | local receive |
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297 | local shutdown |
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298 | |
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299 | --// private closures of the object //-- |
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300 | |
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301 | local ssl |
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302 | |
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303 | local dispatch = listeners.onincoming |
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304 | local status = listeners.status |
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305 | local disconnect = listeners.ondisconnect |
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306 | |
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307 | local bufferqueue = { } -- buffer array |
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308 | local bufferqueuelen = 0 -- end of buffer array |
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309 | |
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310 | local toclose |
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311 | local fatalerror |
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312 | local needtls |
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313 | |
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314 | local bufferlen = 0 |
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315 | |
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316 | local noread = false |
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317 | local nosend = false |
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318 | |
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319 | local sendtraffic, readtraffic = 0, 0 |
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320 | |
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321 | local maxsendlen = _maxsendlen |
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322 | local maxreadlen = _maxreadlen |
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323 | |
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324 | --// public methods of the object //-- |
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325 | |
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326 | local handler = bufferqueue -- saves a table ^_^ |
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327 | |
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328 | handler.dispatch = function( ) |
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329 | return dispatch |
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330 | end |
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331 | handler.disconnect = function( ) |
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332 | return disconnect |
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333 | end |
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334 | handler.setlistener = function( self, listeners ) |
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335 | dispatch = listeners.onincoming |
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336 | disconnect = listeners.ondisconnect |
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337 | end |
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338 | handler.getstats = function( ) |
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339 | return readtraffic, sendtraffic |
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340 | end |
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341 | handler.ssl = function( ) |
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342 | return ssl |
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343 | end |
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344 | handler.sslctx = function ( ) |
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345 | return sslctx |
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346 | end |
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347 | handler.send = function( _, data, i, j ) |
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348 | return send( socket, data, i, j ) |
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349 | end |
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350 | handler.receive = function( pattern, prefix ) |
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351 | return receive( socket, pattern, prefix ) |
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352 | end |
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353 | handler.shutdown = function( pattern ) |
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354 | return shutdown( socket, pattern ) |
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355 | end |
2452
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356 | handler.setoption = function (self, option, value) |
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net.server_{select,event}: Fail gracefully if socket doesn't have a setoption method (LuaSec issue I think)
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357 | if socket.setoption then |
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358 | return socket:setoption(option, value); |
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359 | end |
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360 | return false, "setoption not implemented"; |
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361 | end |
2318
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362 | handler.close = function( self, forced ) |
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363 | if not handler then return true; end |
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364 | _readlistlen = removesocket( _readlist, socket, _readlistlen ) |
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365 | _readtimes[ handler ] = nil |
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366 | if bufferqueuelen ~= 0 then |
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367 | if not ( forced or fatalerror ) then |
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368 | handler.sendbuffer( ) |
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369 | if bufferqueuelen ~= 0 then -- try again... |
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370 | if handler then |
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371 | handler.write = nil -- ... but no further writing allowed |
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372 | end |
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373 | toclose = true |
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374 | return false |
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375 | end |
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376 | else |
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377 | send( socket, table_concat( bufferqueue, "", 1, bufferqueuelen ), 1, bufferlen ) -- forced send |
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378 | end |
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379 | end |
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380 | if socket then |
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381 | _ = shutdown and shutdown( socket ) |
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382 | socket:close( ) |
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383 | _sendlistlen = removesocket( _sendlist, socket, _sendlistlen ) |
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384 | _socketlist[ socket ] = nil |
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385 | socket = nil |
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386 | else |
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387 | out_put "server.lua: socket already closed" |
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388 | end |
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389 | if handler then |
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390 | _writetimes[ handler ] = nil |
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391 | _closelist[ handler ] = nil |
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392 | handler = nil |
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393 | end |
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394 | if server then |
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395 | server.remove( ) |
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396 | end |
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397 | out_put "server.lua: closed client handler and removed socket from list" |
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398 | return true |
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399 | end |
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400 | handler.ip = function( ) |
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401 | return ip |
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402 | end |
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|
403 | handler.serverport = function( ) |
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404 | return serverport |
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|
405 | end |
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406 | handler.clientport = function( ) |
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407 | return clientport |
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408 | end |
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409 | local write = function( self, data ) |
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410 | bufferlen = bufferlen + string_len( data ) |
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411 | if bufferlen > maxsendlen then |
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412 | _closelist[ handler ] = "send buffer exceeded" -- cannot close the client at the moment, have to wait to the end of the cycle |
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413 | handler.write = idfalse -- dont write anymore |
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414 | return false |
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|
415 | elseif socket and not _sendlist[ socket ] then |
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416 | _sendlistlen = addsocket(_sendlist, socket, _sendlistlen) |
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417 | end |
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418 | bufferqueuelen = bufferqueuelen + 1 |
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419 | bufferqueue[ bufferqueuelen ] = data |
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420 | if handler then |
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421 | _writetimes[ handler ] = _writetimes[ handler ] or _currenttime |
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422 | end |
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423 | return true |
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424 | end |
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425 | handler.write = write |
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426 | handler.bufferqueue = function( self ) |
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427 | return bufferqueue |
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428 | end |
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429 | handler.socket = function( self ) |
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430 | return socket |
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431 | end |
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432 | handler.pattern = function( self, new ) |
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433 | pattern = new or pattern |
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434 | return pattern |
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435 | end |
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|
436 | handler.set_send = function ( self, newsend ) |
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|
437 | send = newsend or send |
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|
438 | return send |
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|
439 | end |
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|
440 | handler.bufferlen = function( self, readlen, sendlen ) |
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441 | maxsendlen = sendlen or maxsendlen |
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442 | maxreadlen = readlen or maxreadlen |
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|
443 | return bufferlen, maxreadlen, maxsendlen |
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|
444 | end |
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445 | handler.lock_read = function (self, switch) |
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446 | if switch == true then |
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447 | local tmp = _readlistlen |
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448 | _readlistlen = removesocket( _readlist, socket, _readlistlen ) |
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449 | _readtimes[ handler ] = nil |
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450 | if _readlistlen ~= tmp then |
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451 | noread = true |
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452 | end |
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453 | elseif switch == false then |
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454 | if noread then |
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455 | noread = false |
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456 | _readlistlen = addsocket(_readlist, socket, _readlistlen) |
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457 | _readtimes[ handler ] = _currenttime |
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458 | end |
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459 | end |
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460 | return noread |
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461 | end |
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462 | handler.lock = function( self, switch ) |
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463 | handler.lock_read (switch) |
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464 | if switch == true then |
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465 | handler.write = idfalse |
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466 | local tmp = _sendlistlen |
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467 | _sendlistlen = removesocket( _sendlist, socket, _sendlistlen ) |
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468 | _writetimes[ handler ] = nil |
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469 | if _sendlistlen ~= tmp then |
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470 | nosend = true |
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471 | end |
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472 | elseif switch == false then |
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473 | handler.write = write |
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474 | if nosend then |
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475 | nosend = false |
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476 | write( "" ) |
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477 | end |
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478 | end |
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479 | return noread, nosend |
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480 | end |
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481 | local _readbuffer = function( ) -- this function reads data |
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482 | local buffer, err, part = receive( socket, pattern ) -- receive buffer with "pattern" |
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483 | if not err or (err == "wantread" or err == "timeout") or string_len(part) > 0 then -- received something |
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484 | local buffer = buffer or part or "" |
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485 | local len = string_len( buffer ) |
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486 | if len > maxreadlen then |
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487 | disconnect( handler, "receive buffer exceeded" ) |
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488 | handler.close( true ) |
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489 | return false |
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490 | end |
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491 | local count = len * STAT_UNIT |
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492 | readtraffic = readtraffic + count |
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493 | _readtraffic = _readtraffic + count |
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494 | _readtimes[ handler ] = _currenttime |
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495 | --out_put( "server.lua: read data '", buffer:gsub("[^%w%p ]", "."), "', error: ", err ) |
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496 | return dispatch( handler, buffer, err ) |
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497 | else -- connections was closed or fatal error |
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498 | out_put( "server.lua: client ", tostring(ip), ":", tostring(clientport), " read error: ", tostring(err) ) |
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499 | fatalerror = true |
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500 | disconnect( handler, err ) |
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501 | _ = handler and handler.close( ) |
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502 | return false |
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503 | end |
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504 | end |
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505 | local _sendbuffer = function( ) -- this function sends data |
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506 | local succ, err, byte, buffer, count; |
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507 | local count; |
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508 | if socket then |
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509 | buffer = table_concat( bufferqueue, "", 1, bufferqueuelen ) |
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|
510 | succ, err, byte = send( socket, buffer, 1, bufferlen ) |
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511 | count = ( succ or byte or 0 ) * STAT_UNIT |
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512 | sendtraffic = sendtraffic + count |
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|
513 | _sendtraffic = _sendtraffic + count |
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514 | _ = _cleanqueue and clean( bufferqueue ) |
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515 | --out_put( "server.lua: sended '", buffer, "', bytes: ", tostring(succ), ", error: ", tostring(err), ", part: ", tostring(byte), ", to: ", tostring(ip), ":", tostring(clientport) ) |
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516 | else |
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|
517 | succ, err, count = false, "closed", 0; |
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|
518 | end |
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519 | if succ then -- sending succesful |
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520 | bufferqueuelen = 0 |
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521 | bufferlen = 0 |
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522 | _sendlistlen = removesocket( _sendlist, socket, _sendlistlen ) -- delete socket from writelist |
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523 | _ = needtls and handler:starttls(true) |
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524 | _writetimes[ handler ] = nil |
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525 | _ = toclose and handler.close( ) |
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526 | return true |
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527 | elseif byte and ( err == "timeout" or err == "wantwrite" ) then -- want write |
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528 | buffer = string_sub( buffer, byte + 1, bufferlen ) -- new buffer |
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529 | bufferqueue[ 1 ] = buffer -- insert new buffer in queue |
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|
530 | bufferqueuelen = 1 |
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531 | bufferlen = bufferlen - byte |
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532 | _writetimes[ handler ] = _currenttime |
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533 | return true |
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534 | else -- connection was closed during sending or fatal error |
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535 | out_put( "server.lua: client ", tostring(ip), ":", tostring(clientport), " write error: ", tostring(err) ) |
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|
536 | fatalerror = true |
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|
537 | disconnect( handler, err ) |
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538 | _ = handler and handler.close( ) |
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|
539 | return false |
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|
540 | end |
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541 | end |
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|
542 | |
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|
543 | -- Set the sslctx |
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544 | local handshake; |
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545 | function handler.set_sslctx(self, new_sslctx) |
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|
546 | ssl = true |
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547 | sslctx = new_sslctx; |
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548 | local wrote |
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549 | local read |
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changeset
|
550 | handshake = coroutine_wrap( function( client ) -- create handshake coroutine |
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551 | local err |
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552 | for i = 1, _maxsslhandshake do |
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553 | _sendlistlen = ( wrote and removesocket( _sendlist, client, _sendlistlen ) ) or _sendlistlen |
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554 | _readlistlen = ( read and removesocket( _readlist, client, _readlistlen ) ) or _readlistlen |
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555 | read, wrote = nil, nil |
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556 | _, err = client:dohandshake( ) |
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557 | if not err then |
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558 | out_put( "server.lua: ssl handshake done" ) |
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559 | handler.readbuffer = _readbuffer -- when handshake is done, replace the handshake function with regular functions |
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560 | handler.sendbuffer = _sendbuffer |
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561 | _ = status and status( handler, "ssl-handshake-complete" ) |
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562 | _readlistlen = addsocket(_readlist, client, _readlistlen) |
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563 | return true |
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564 | else |
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565 | out_put( "server.lua: error during ssl handshake: ", tostring(err) ) |
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566 | if err == "wantwrite" and not wrote then |
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567 | _sendlistlen = addsocket(_sendlist, client, _sendlistlen) |
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568 | wrote = true |
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569 | elseif err == "wantread" and not read then |
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570 | _readlistlen = addsocket(_readlist, client, _readlistlen) |
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571 | read = true |
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572 | else |
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573 | break; |
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574 | end |
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575 | --coroutine_yield( handler, nil, err ) -- handshake not finished |
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576 | coroutine_yield( ) |
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577 | end |
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578 | end |
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579 | disconnect( handler, "ssl handshake failed" ) |
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580 | _ = handler and handler:close( true ) -- forced disconnect |
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581 | return false -- handshake failed |
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582 | end |
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583 | ) |
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584 | end |
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585 | if sslctx then -- ssl? |
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586 | handler:set_sslctx(sslctx); |
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587 | if startssl then -- ssl now? |
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588 | --out_put("server.lua: ", "starting ssl handshake") |
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589 | local err |
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590 | socket, err = ssl_wrap( socket, sslctx ) -- wrap socket |
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591 | if err then |
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592 | out_put( "server.lua: ssl error: ", tostring(err) ) |
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593 | --mem_free( ) |
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594 | return nil, nil, err -- fatal error |
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595 | end |
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596 | socket:settimeout( 0 ) |
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597 | handler.readbuffer = handshake |
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598 | handler.sendbuffer = handshake |
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599 | handshake( socket ) -- do handshake |
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600 | if not socket then |
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601 | return nil, nil, "ssl handshake failed"; |
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602 | end |
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603 | else |
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604 | -- We're not automatically doing SSL, so we're not secure (yet) |
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605 | ssl = false |
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606 | handler.starttls = function( self, now ) |
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607 | if not now then |
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608 | --out_put "server.lua: we need to do tls, but delaying until later" |
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609 | needtls = true |
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610 | return |
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611 | end |
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612 | --out_put( "server.lua: attempting to start tls on " .. tostring( socket ) ) |
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613 | local oldsocket, err = socket |
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614 | socket, err = ssl_wrap( socket, sslctx ) -- wrap socket |
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615 | --out_put( "server.lua: sslwrapped socket is " .. tostring( socket ) ) |
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616 | if err then |
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617 | out_put( "server.lua: error while starting tls on client: ", tostring(err) ) |
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618 | return nil, err -- fatal error |
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619 | end |
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620 | |
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621 | socket:settimeout( 0 ) |
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622 | |
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623 | -- add the new socket to our system |
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624 | |
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625 | send = socket.send |
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626 | receive = socket.receive |
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627 | shutdown = id |
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628 | |
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629 | _socketlist[ socket ] = handler |
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630 | _readlistlen = addsocket(_readlist, socket, _readlistlen) |
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631 | |
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632 | -- remove traces of the old socket |
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633 | |
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634 | _readlistlen = removesocket( _readlist, oldsocket, _readlistlen ) |
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635 | _sendlistlen = removesocket( _sendlist, oldsocket, _sendlistlen ) |
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636 | _socketlist[ oldsocket ] = nil |
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637 | |
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638 | handler.starttls = nil |
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639 | needtls = nil |
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640 | |
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641 | -- Secure now |
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642 | ssl = true |
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643 | |
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644 | handler.readbuffer = handshake |
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645 | handler.sendbuffer = handshake |
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646 | handshake( socket ) -- do handshake |
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647 | end |
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648 | handler.readbuffer = _readbuffer |
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649 | handler.sendbuffer = _sendbuffer |
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650 | end |
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651 | else -- normal connection |
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652 | ssl = false |
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653 | handler.readbuffer = _readbuffer |
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654 | handler.sendbuffer = _sendbuffer |
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655 | end |
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656 | |
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657 | send = socket.send |
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658 | receive = socket.receive |
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659 | shutdown = ( ssl and id ) or socket.shutdown |
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660 | |
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661 | _socketlist[ socket ] = handler |
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662 | _readlistlen = addsocket(_readlist, socket, _readlistlen) |
a831de056de3
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parents:
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changeset
|
663 | |
a831de056de3
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|
664 | return handler, socket |
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net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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changeset
|
665 | end |
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Matthew Wild <mwild1@gmail.com>
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changeset
|
666 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
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diff
changeset
|
667 | id = function( ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
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changeset
|
668 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
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changeset
|
669 | |
a831de056de3
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parents:
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diff
changeset
|
670 | idfalse = function( ) |
a831de056de3
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|
671 | return false |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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changeset
|
672 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
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parents:
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changeset
|
673 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
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parents:
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diff
changeset
|
674 | addsocket = function( list, socket, len ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
675 | if not list[ socket ] then |
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Matthew Wild <mwild1@gmail.com>
parents:
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diff
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|
676 | len = len + 1 |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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changeset
|
677 | list[ len ] = socket |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
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changeset
|
678 | list[ socket ] = len |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
679 | end |
a831de056de3
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Matthew Wild <mwild1@gmail.com>
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diff
changeset
|
680 | return len; |
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Matthew Wild <mwild1@gmail.com>
parents:
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changeset
|
681 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
682 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
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changeset
|
683 | removesocket = function( list, socket, len ) -- this function removes sockets from a list ( copied from copas ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
684 | local pos = list[ socket ] |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
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diff
changeset
|
685 | if pos then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
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|
686 | list[ socket ] = nil |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
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diff
changeset
|
687 | local last = list[ len ] |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
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changeset
|
688 | list[ len ] = nil |
a831de056de3
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Matthew Wild <mwild1@gmail.com>
parents:
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changeset
|
689 | if last ~= socket then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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changeset
|
690 | list[ last ] = pos |
a831de056de3
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Matthew Wild <mwild1@gmail.com>
parents:
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changeset
|
691 | list[ pos ] = last |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
692 | end |
a831de056de3
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changeset
|
693 | return len - 1 |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
694 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
695 | return len |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
696 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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changeset
|
697 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
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diff
changeset
|
698 | closesocket = function( socket ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
699 | _sendlistlen = removesocket( _sendlist, socket, _sendlistlen ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
700 | _readlistlen = removesocket( _readlist, socket, _readlistlen ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
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parents:
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diff
changeset
|
701 | _socketlist[ socket ] = nil |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
702 | socket:close( ) |
a831de056de3
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Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
703 | --mem_free( ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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changeset
|
704 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
705 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
706 | ----------------------------------// PUBLIC //-- |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
707 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
708 | addserver = function( addr, port, listeners, pattern, sslctx, startssl ) -- this function provides a way for other scripts to reg a server |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
709 | local err |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
710 | --out_put("server.lua: autossl on ", port, " is ", startssl) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
711 | if type( listeners ) ~= "table" then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
712 | err = "invalid listener table" |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
713 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
714 | if not type( port ) == "number" or not ( port >= 0 and port <= 65535 ) then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
715 | err = "invalid port" |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
716 | elseif _server[ port ] then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
717 | err = "listeners on port '" .. port .. "' already exist" |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
718 | elseif sslctx and not luasec then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
719 | err = "luasec not found" |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
720 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
721 | if err then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
722 | out_error( "server.lua, port ", port, ": ", err ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
723 | return nil, err |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
724 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
725 | addr = addr or "*" |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
726 | local server, err = socket_bind( addr, port ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
727 | if err then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
728 | out_error( "server.lua, port ", port, ": ", err ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
729 | return nil, err |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
730 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
731 | local handler, err = wrapserver( listeners, server, addr, port, pattern, sslctx, _maxclientsperserver, startssl ) -- wrap new server socket |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
732 | if not handler then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
733 | server:close( ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
734 | return nil, err |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
735 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
736 | server:settimeout( 0 ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
737 | _readlistlen = addsocket(_readlist, server, _readlistlen) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
738 | _server[ port ] = handler |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
739 | _socketlist[ server ] = handler |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
740 | out_put( "server.lua: new server listener on '", addr, ":", port, "'" ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
741 | return handler |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
742 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
743 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
744 | getserver = function ( port ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
745 | return _server[ port ]; |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
746 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
747 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
748 | removeserver = function( port ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
749 | local handler = _server[ port ] |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
750 | if not handler then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
751 | return nil, "no server found on port '" .. tostring( port ) .. "'" |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
752 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
753 | handler:close( ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
754 | _server[ port ] = nil |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
755 | return true |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
756 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
757 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
758 | closeall = function( ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
759 | for _, handler in pairs( _socketlist ) do |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
760 | handler:close( ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
761 | _socketlist[ _ ] = nil |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
762 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
763 | _readlistlen = 0 |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
764 | _sendlistlen = 0 |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
765 | _timerlistlen = 0 |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
766 | _server = { } |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
767 | _readlist = { } |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
768 | _sendlist = { } |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
769 | _timerlist = { } |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
770 | _socketlist = { } |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
771 | --mem_free( ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
772 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
773 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
774 | getsettings = function( ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
775 | return _selecttimeout, _sleeptime, _maxsendlen, _maxreadlen, _checkinterval, _sendtimeout, _readtimeout, _cleanqueue, _maxclientsperserver, _maxsslhandshake |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
776 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
777 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
778 | changesettings = function( new ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
779 | if type( new ) ~= "table" then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
780 | return nil, "invalid settings table" |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
781 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
782 | _selecttimeout = tonumber( new.timeout ) or _selecttimeout |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
783 | _sleeptime = tonumber( new.sleeptime ) or _sleeptime |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
784 | _maxsendlen = tonumber( new.maxsendlen ) or _maxsendlen |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
785 | _maxreadlen = tonumber( new.maxreadlen ) or _maxreadlen |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
786 | _checkinterval = tonumber( new.checkinterval ) or _checkinterval |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
787 | _sendtimeout = tonumber( new.sendtimeout ) or _sendtimeout |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
788 | _readtimeout = tonumber( new.readtimeout ) or _readtimeout |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
789 | _cleanqueue = new.cleanqueue |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
790 | _maxclientsperserver = new._maxclientsperserver or _maxclientsperserver |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
791 | _maxsslhandshake = new._maxsslhandshake or _maxsslhandshake |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
792 | return true |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
793 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
794 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
795 | addtimer = function( listener ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
796 | if type( listener ) ~= "function" then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
797 | return nil, "invalid listener function" |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
798 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
799 | _timerlistlen = _timerlistlen + 1 |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
800 | _timerlist[ _timerlistlen ] = listener |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
801 | return true |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
802 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
803 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
804 | stats = function( ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
805 | return _readtraffic, _sendtraffic, _readlistlen, _sendlistlen, _timerlistlen |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
806 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
807 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
808 | local dontstop = true; -- thinking about tomorrow, ... |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
809 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
810 | setquitting = function (quit) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
811 | dontstop = not quit; |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
812 | return; |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
813 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
814 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
815 | loop = function( ) -- this is the main loop of the program |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
816 | while dontstop do |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
817 | local read, write, err = socket_select( _readlist, _sendlist, _selecttimeout ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
818 | for i, socket in ipairs( write ) do -- send data waiting in writequeues |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
819 | local handler = _socketlist[ socket ] |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
820 | if handler then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
821 | handler.sendbuffer( ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
822 | else |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
823 | closesocket( socket ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
824 | out_put "server.lua: found no handler and closed socket (writelist)" -- this should not happen |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
825 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
826 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
827 | for i, socket in ipairs( read ) do -- receive data |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
828 | local handler = _socketlist[ socket ] |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
829 | if handler then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
830 | handler.readbuffer( ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
831 | else |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
832 | closesocket( socket ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
833 | out_put "server.lua: found no handler and closed socket (readlist)" -- this can happen |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
834 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
835 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
836 | for handler, err in pairs( _closelist ) do |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
837 | handler.disconnect( )( handler, err ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
838 | handler:close( true ) -- forced disconnect |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
839 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
840 | clean( _closelist ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
841 | _currenttime = os_time( ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
842 | if os_difftime( _currenttime - _timer ) >= 1 then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
843 | for i = 1, _timerlistlen do |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
844 | _timerlist[ i ]( _currenttime ) -- fire timers |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
845 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
846 | _timer = _currenttime |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
847 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
848 | socket_sleep( _sleeptime ) -- wait some time |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
849 | --collectgarbage( ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
850 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
851 | return "quitting" |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
852 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
853 | |
2339
b04014f42fce
net.server_select: Add get_backend() method
Matthew Wild <mwild1@gmail.com>
parents:
2318
diff
changeset
|
854 | local function get_backend() |
b04014f42fce
net.server_select: Add get_backend() method
Matthew Wild <mwild1@gmail.com>
parents:
2318
diff
changeset
|
855 | return "select"; |
b04014f42fce
net.server_select: Add get_backend() method
Matthew Wild <mwild1@gmail.com>
parents:
2318
diff
changeset
|
856 | end |
b04014f42fce
net.server_select: Add get_backend() method
Matthew Wild <mwild1@gmail.com>
parents:
2318
diff
changeset
|
857 | |
2318
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
858 | --// EXPERIMENTAL //-- |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
859 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
860 | local wrapclient = function( socket, ip, serverport, listeners, pattern, sslctx, startssl ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
861 | local handler = wrapconnection( nil, listeners, socket, ip, serverport, "clientport", pattern, sslctx, startssl ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
862 | _socketlist[ socket ] = handler |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
863 | _sendlistlen = addsocket(_sendlist, socket, _sendlistlen) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
864 | return handler, socket |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
865 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
866 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
867 | local addclient = function( address, port, listeners, pattern, sslctx, startssl ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
868 | local client, err = luasocket.tcp( ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
869 | if err then |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
870 | return nil, err |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
871 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
872 | client:settimeout( 0 ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
873 | _, err = client:connect( address, port ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
874 | if err then -- try again |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
875 | local handler = wrapclient( client, address, port, listeners ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
876 | else |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
877 | wrapconnection( nil, listeners, client, address, port, "clientport", pattern, sslctx, startssl ) |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
878 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
879 | end |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
2312
diff
changeset
|
880 | |
a831de056de3
net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents:
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881 | --// EXPERIMENTAL //-- |
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882 | |
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883 | ----------------------------------// BEGIN //-- |
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884 | |
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885 | use "setmetatable" ( _socketlist, { __mode = "k" } ) |
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886 | use "setmetatable" ( _readtimes, { __mode = "k" } ) |
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887 | use "setmetatable" ( _writetimes, { __mode = "k" } ) |
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888 | |
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889 | _timer = os_time( ) |
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890 | _starttime = os_time( ) |
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891 | |
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892 | addtimer( function( ) |
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893 | local difftime = os_difftime( _currenttime - _starttime ) |
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894 | if difftime > _checkinterval then |
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895 | _starttime = _currenttime |
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896 | for handler, timestamp in pairs( _writetimes ) do |
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897 | if os_difftime( _currenttime - timestamp ) > _sendtimeout then |
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898 | --_writetimes[ handler ] = nil |
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899 | handler.disconnect( )( handler, "send timeout" ) |
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900 | handler:close( true ) -- forced disconnect |
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901 | end |
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902 | end |
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903 | for handler, timestamp in pairs( _readtimes ) do |
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904 | if os_difftime( _currenttime - timestamp ) > _readtimeout then |
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905 | --_readtimes[ handler ] = nil |
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906 | handler.disconnect( )( handler, "read timeout" ) |
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907 | handler:close( ) -- forced disconnect? |
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908 | end |
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909 | end |
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910 | end |
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911 | end |
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912 | ) |
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913 | |
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7d3b071e3b5b
net.server_select: Fix oops in last commit
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914 | local function setlogger(new_logger) |
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915 | local old_logger = log; |
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916 | if new_logger then |
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917 | log = new_logger; |
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918 | end |
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919 | return old_logger; |
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920 | end |
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921 | |
2318
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922 | ----------------------------------// PUBLIC INTERFACE //-- |
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923 | |
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924 | return { |
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925 | |
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926 | addclient = addclient, |
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927 | wrapclient = wrapclient, |
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928 | |
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929 | loop = loop, |
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930 | stats = stats, |
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931 | closeall = closeall, |
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932 | addtimer = addtimer, |
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933 | addserver = addserver, |
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934 | getserver = getserver, |
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935 | setlogger = setlogger, |
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936 | getsettings = getsettings, |
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937 | setquitting = setquitting, |
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938 | removeserver = removeserver, |
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939 | get_backend = get_backend, |
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940 | changesettings = changesettings, |
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941 | } |