Annotate

net/server_event.lua @ 7393:1909bde0e79f

net.server_event: Return the correct value as timeout
author Kim Alvefur <zash@zash.se>
date Tue, 19 Apr 2016 18:20:39 +0200
parent 7392:c774622ad9db
child 7394:a700d54c620a
child 7398:206f9b0485ad
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1 --[[
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2
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3
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4 server.lua based on lua/libevent by blastbeat
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5
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6 notes:
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7 -- when using luaevent, never register 2 or more EV_READ at one socket, same for EV_WRITE
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8 -- you cant even register a new EV_READ/EV_WRITE callback inside another one
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9 -- to do some of the above, use timeout events or something what will called from outside
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10 -- dont let garbagecollect eventcallbacks, as long they are running
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11 -- when using luasec, there are 4 cases of timeout errors: wantread or wantwrite during reading or writing
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12
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13 --]]
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14
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15 local SCRIPT_NAME = "server_event.lua"
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16 local SCRIPT_VERSION = "0.05"
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17 local SCRIPT_AUTHOR = "blastbeat"
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18 local LAST_MODIFIED = "2009/11/20"
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19
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20 local cfg = {
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21 MAX_CONNECTIONS = 100000, -- max per server connections (use "ulimit -n" on *nix)
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22 MAX_HANDSHAKE_ATTEMPTS= 1000, -- attempts to finish ssl handshake
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23 HANDSHAKE_TIMEOUT = 60, -- timeout in seconds per handshake attempt
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24 MAX_READ_LENGTH = 1024 * 1024 * 1024 * 1024, -- max bytes allowed to read from sockets
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25 MAX_SEND_LENGTH = 1024 * 1024 * 1024 * 1024, -- max bytes size of write buffer (for writing on sockets)
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483f795f6f99 net.server*: Allow the TCP backlog parameter to be set in the config
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26 ACCEPT_QUEUE = 128, -- might influence the length of the pending sockets queue
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27 ACCEPT_DELAY = 10, -- seconds to wait until the next attempt of a full server to accept
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dc73cbc69bd5 net.server_event: Bump timeout values up somewhat
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28 READ_TIMEOUT = 60 * 60 * 6, -- timeout in seconds for read data from socket
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29 WRITE_TIMEOUT = 180, -- timeout in seconds for write data on socket
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30 CONNECT_TIMEOUT = 20, -- timeout in seconds for connection attempts
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31 CLEAR_DELAY = 5, -- seconds to wait for clearing interface list (and calling ondisconnect listeners)
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32 DEBUG = true, -- show debug messages
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33 }
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34
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35 local function use(x) return rawget(_G, x); end
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36 local ipairs = use "ipairs"
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37 local string = use "string"
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38 local select = use "select"
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39 local require = use "require"
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40 local tostring = use "tostring"
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41 local coroutine = use "coroutine"
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42 local setmetatable = use "setmetatable"
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43
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44 local t_insert = table.insert
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45 local t_concat = table.concat
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46
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47 local ssl = use "ssl"
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48 local socket = use "socket" or require "socket"
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49
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50 local log = require ("util.logger").init("socket")
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51
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52 local function debug(...)
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53 return log("debug", ("%s "):rep(select('#', ...)), ...)
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54 end
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55 local vdebug = debug;
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56
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57 local bitor = ( function( ) -- thx Rici Lake
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58 local hasbit = function( x, p )
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59 return x % ( p + p ) >= p
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60 end
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61 return function( x, y )
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62 local p = 1
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63 local z = 0
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64 local limit = x > y and x or y
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65 while p <= limit do
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66 if hasbit( x, p ) or hasbit( y, p ) then
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67 z = z + p
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68 end
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69 p = p + p
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70 end
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71 return z
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72 end
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73 end )( )
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74
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75 local event = require "luaevent.core"
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76 local base = event.new( )
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77 local EV_READ = event.EV_READ
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78 local EV_WRITE = event.EV_WRITE
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79 local EV_TIMEOUT = event.EV_TIMEOUT
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80 local EV_SIGNAL = event.EV_SIGNAL
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81
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82 local EV_READWRITE = bitor( EV_READ, EV_WRITE )
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83
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84 local interfacelist = ( function( ) -- holds the interfaces for sockets
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85 local array = { }
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86 local len = 0
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87 return function( method, arg )
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88 if "add" == method then
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89 len = len + 1
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90 array[ len ] = arg
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91 arg:_position( len )
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92 return len
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93 elseif "delete" == method then
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94 if len <= 0 then
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95 return nil, "array is already empty"
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96 end
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97 local position = arg:_position() -- get position in array
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98 if position ~= len then
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99 local interface = array[ len ] -- get last interface
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100 array[ position ] = interface -- copy it into free position
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101 array[ len ] = nil -- free last position
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102 interface:_position( position ) -- set new position in array
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103 else -- free last position
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104 array[ len ] = nil
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105 end
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106 len = len - 1
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107 return len
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108 else
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109 return array
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110 end
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111 end
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112 end )( )
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113
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114 -- Client interface methods
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115 local interface_mt
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116 do
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117 interface_mt = {}; interface_mt.__index = interface_mt;
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118
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119 local addevent = base.addevent
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120 local coroutine_wrap, coroutine_yield = coroutine.wrap,coroutine.yield
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121
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122 -- Private methods
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123 function interface_mt:_position(new_position)
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124 self.position = new_position or self.position
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125 return self.position;
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
126 end
5277
8585f3cc4976 net.server_event: Destroy interfaces immediately, fixes reopening of servers.
Kim Alvefur <zash@zash.se>
parents: 5276
diff changeset
127 function interface_mt:_close()
8585f3cc4976 net.server_event: Destroy interfaces immediately, fixes reopening of servers.
Kim Alvefur <zash@zash.se>
parents: 5276
diff changeset
128 return self:_destroy();
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
129 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
130
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
131 function interface_mt:_start_connection(plainssl) -- should be called from addclient
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
132 local callback = function( event )
3237
721a83a3beb9 net.server_event: attemp to fix more spelling fail.
Waqas Hussain <waqas20@gmail.com>
parents: 3149
diff changeset
133 if EV_TIMEOUT == event then -- timeout during connection
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
134 self.fatalerror = "connection timeout"
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
135 self:ontimeout() -- call timeout listener
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
136 self:_close()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
137 debug( "new connection failed. id:", self.id, "error:", self.fatalerror )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
138 else
2599
cc6164d85024 net.server_event: Fixes for traceback with no LuaSec
Matthew Wild <mwild1@gmail.com>
parents: 2561
diff changeset
139 if plainssl and ssl then -- start ssl session
4907
32b638a8da5b net.server_event: Internal changes to get plain-SSL outgoing connections working (as for HTTPS)
Matthew Wild <mwild1@gmail.com>
parents: 4905
diff changeset
140 self:starttls(self._sslctx, true)
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
141 else -- normal connection
3396
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
142 self:_start_session(true)
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
143 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
144 debug( "new connection established. id:", self.id )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
145 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
146 self.eventconnect = nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
147 return -1
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
148 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
149 self.eventconnect = addevent( base, self.conn, EV_WRITE, callback, cfg.CONNECT_TIMEOUT )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
150 return true
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
151 end
3396
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
152 function interface_mt:_start_session(call_onconnect) -- new session, for example after startssl
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
153 if self.type == "client" then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
154 local callback = function( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
155 self:_lock( false, false, false )
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
156 --vdebug( "start listening on client socket with id:", self.id )
2972
f9901175d535 net.server_event: Call listener.onconnect if it exists, otherwise stick to listener.onincoming
Matthew Wild <mwild1@gmail.com>
parents: 2952
diff changeset
157 self.eventread = addevent( base, self.conn, EV_READ, self.readcallback, cfg.READ_TIMEOUT ); -- register callback
3396
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
158 if call_onconnect then
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
159 self:onconnect()
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
160 end
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
161 self.eventsession = nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
162 return -1
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
163 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
164 self.eventsession = addevent( base, nil, EV_TIMEOUT, callback, 0 )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
165 else
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
166 self:_lock( false )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
167 --vdebug( "start listening on server socket with id:", self.id )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
168 self.eventread = addevent( base, self.conn, EV_READ, self.readcallback ) -- register callback
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
169 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
170 return true
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
171 end
3396
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
172 function interface_mt:_start_ssl(call_onconnect) -- old socket will be destroyed, therefore we have to close read/write events first
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
173 --vdebug( "starting ssl session with client id:", self.id )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
174 local _
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
175 _ = self.eventread and self.eventread:close( ) -- close events; this must be called outside of the event callbacks!
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
176 _ = self.eventwrite and self.eventwrite:close( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
177 self.eventread, self.eventwrite = nil, nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
178 local err
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
179 self.conn, err = ssl.wrap( self.conn, self._sslctx )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
180 if err then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
181 self.fatalerror = err
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
182 self.conn = nil -- cannot be used anymore
3396
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
183 if call_onconnect then
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
184 self.ondisconnect = nil -- dont call this when client isnt really connected
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
185 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
186 self:_close()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
187 debug( "fatal error while ssl wrapping:", err )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
188 return false
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
189 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
190 self.conn:settimeout( 0 ) -- set non blocking
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
191 local handshakecallback = coroutine_wrap(
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
192 function( event )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
193 local _, err
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
194 local attempt = 0
3237
721a83a3beb9 net.server_event: attemp to fix more spelling fail.
Waqas Hussain <waqas20@gmail.com>
parents: 3149
diff changeset
195 local maxattempt = cfg.MAX_HANDSHAKE_ATTEMPTS
2656
9fab59009397 net.server_event: Increase SSL handshake timeout to 30s, make handshake round-trip count configurable, and bump connect timeout to 20s (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 2641
diff changeset
196 while attempt < maxattempt do -- no endless loop
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
197 attempt = attempt + 1
3237
721a83a3beb9 net.server_event: attemp to fix more spelling fail.
Waqas Hussain <waqas20@gmail.com>
parents: 3149
diff changeset
198 debug( "ssl handshake of client with id:"..tostring(self)..", attempt:"..attempt )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
199 if attempt > maxattempt then
3237
721a83a3beb9 net.server_event: attemp to fix more spelling fail.
Waqas Hussain <waqas20@gmail.com>
parents: 3149
diff changeset
200 self.fatalerror = "max handshake attempts exceeded"
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
201 elseif EV_TIMEOUT == event then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
202 self.fatalerror = "timeout during handshake"
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
203 else
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
204 _, err = self.conn:dohandshake( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
205 if not err then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
206 self:_lock( false, false, false ) -- unlock the interface; sending, closing etc allowed
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
207 self.send = self.conn.send -- caching table lookups with new client object
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
208 self.receive = self.conn.receive
3396
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
209 if not call_onconnect then -- trigger listener
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
210 self:onstatus("ssl-handshake-complete");
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
211 end
3396
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
212 self:_start_session( call_onconnect )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
213 debug( "ssl handshake done" )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
214 self.eventhandshake = nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
215 return -1
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
216 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
217 if err == "wantwrite" then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
218 event = EV_WRITE
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
219 elseif err == "wantread" then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
220 event = EV_READ
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
221 else
4111
4716c7645ad2 net.server_select, net.server_event: Silence 'error during ssl handshake' for wantread and wantwrite
Matthew Wild <mwild1@gmail.com>
parents: 4008
diff changeset
222 debug( "ssl handshake error:", err )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
223 self.fatalerror = err
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
224 end
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
225 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
226 if self.fatalerror then
3396
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
227 if call_onconnect then
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
228 self.ondisconnect = nil -- dont call this when client isnt really connected
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
229 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
230 self:_close()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
231 debug( "handshake failed because:", self.fatalerror )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
232 self.eventhandshake = nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
233 return -1
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
234 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
235 event = coroutine_yield( event, cfg.HANDSHAKE_TIMEOUT ) -- yield this monster...
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
236 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
237 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
238 )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
239 debug "starting handshake..."
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
240 self:_lock( false, true, true ) -- unlock read/write events, but keep interface locked
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
241 self.eventhandshake = addevent( base, self.conn, EV_READWRITE, handshakecallback, cfg.HANDSHAKE_TIMEOUT )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
242 return true
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
243 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
244 function interface_mt:_destroy() -- close this interface + events and call last listener
4962
1d8fb12a9b2d net.server_select, net.server_event: Change semantics of conn:close() - always call ondisconnect (with err == nil), and never close with data in send buffer (i.e. 'now' parameter removed)
Matthew Wild <mwild1@gmail.com>
parents: 4907
diff changeset
245 debug( "closing client with id:", self.id, self.fatalerror )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
246 self:_lock( true, true, true ) -- first of all, lock the interface to avoid further actions
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
247 local _
5276
8a207a7e52d3 net.server_event: Remove comments about not closing event handlers from within callbacks, fixed in luaevent
Kim Alvefur <zash@zash.se>
parents: 5018
diff changeset
248 _ = self.eventread and self.eventread:close( )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
249 if self.type == "client" then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
250 _ = self.eventwrite and self.eventwrite:close( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
251 _ = self.eventhandshake and self.eventhandshake:close( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
252 _ = self.eventstarthandshake and self.eventstarthandshake:close( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
253 _ = self.eventconnect and self.eventconnect:close( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
254 _ = self.eventsession and self.eventsession:close( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
255 _ = self.eventwritetimeout and self.eventwritetimeout:close( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
256 _ = self.eventreadtimeout and self.eventreadtimeout:close( )
2660
9e5b21b7b2f9 net.server_event: Pass false as connection error to disconnect handler if close was initiated by us
Matthew Wild <mwild1@gmail.com>
parents: 2656
diff changeset
257 _ = self.ondisconnect and self:ondisconnect( self.fatalerror ~= "client to close" and self.fatalerror) -- call ondisconnect listener (wont be the case if handshake failed on connect)
5276
8a207a7e52d3 net.server_event: Remove comments about not closing event handlers from within callbacks, fixed in luaevent
Kim Alvefur <zash@zash.se>
parents: 5018
diff changeset
258 _ = self.conn and self.conn:close( ) -- close connection
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
259 _ = self._server and self._server:counter(-1);
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
260 self.eventread, self.eventwrite = nil, nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
261 self.eventstarthandshake, self.eventhandshake, self.eventclose = nil, nil, nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
262 self.readcallback, self.writecallback = nil, nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
263 else
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
264 self.conn:close( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
265 self.eventread, self.eventclose = nil, nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
266 self.interface, self.readcallback = nil, nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
267 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
268 interfacelist( "delete", self )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
269 return true
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
270 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
271
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
272 function interface_mt:_lock(nointerface, noreading, nowriting) -- lock or unlock this interface or events
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
273 self.nointerface, self.noreading, self.nowriting = nointerface, noreading, nowriting
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
274 return nointerface, noreading, nowriting
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
275 end
2708
d9c4ade80ae9 net.server_event: Add lock_read() method to connections
Matthew Wild <mwild1@gmail.com>
parents: 2660
diff changeset
276
3000
43a4cb707fe4 net.server_select, net.server_event: Support for :pause() and :resume() on connections
Matthew Wild <mwild1@gmail.com>
parents: 2988
diff changeset
277 --TODO: Deprecate
2708
d9c4ade80ae9 net.server_event: Add lock_read() method to connections
Matthew Wild <mwild1@gmail.com>
parents: 2660
diff changeset
278 function interface_mt:lock_read(switch)
3000
43a4cb707fe4 net.server_select, net.server_event: Support for :pause() and :resume() on connections
Matthew Wild <mwild1@gmail.com>
parents: 2988
diff changeset
279 if switch then
43a4cb707fe4 net.server_select, net.server_event: Support for :pause() and :resume() on connections
Matthew Wild <mwild1@gmail.com>
parents: 2988
diff changeset
280 return self:pause();
43a4cb707fe4 net.server_select, net.server_event: Support for :pause() and :resume() on connections
Matthew Wild <mwild1@gmail.com>
parents: 2988
diff changeset
281 else
43a4cb707fe4 net.server_select, net.server_event: Support for :pause() and :resume() on connections
Matthew Wild <mwild1@gmail.com>
parents: 2988
diff changeset
282 return self:resume();
43a4cb707fe4 net.server_select, net.server_event: Support for :pause() and :resume() on connections
Matthew Wild <mwild1@gmail.com>
parents: 2988
diff changeset
283 end
43a4cb707fe4 net.server_select, net.server_event: Support for :pause() and :resume() on connections
Matthew Wild <mwild1@gmail.com>
parents: 2988
diff changeset
284 end
43a4cb707fe4 net.server_select, net.server_event: Support for :pause() and :resume() on connections
Matthew Wild <mwild1@gmail.com>
parents: 2988
diff changeset
285
43a4cb707fe4 net.server_select, net.server_event: Support for :pause() and :resume() on connections
Matthew Wild <mwild1@gmail.com>
parents: 2988
diff changeset
286 function interface_mt:pause()
43a4cb707fe4 net.server_select, net.server_event: Support for :pause() and :resume() on connections
Matthew Wild <mwild1@gmail.com>
parents: 2988
diff changeset
287 return self:_lock(self.nointerface, true, self.nowriting);
43a4cb707fe4 net.server_select, net.server_event: Support for :pause() and :resume() on connections
Matthew Wild <mwild1@gmail.com>
parents: 2988
diff changeset
288 end
43a4cb707fe4 net.server_select, net.server_event: Support for :pause() and :resume() on connections
Matthew Wild <mwild1@gmail.com>
parents: 2988
diff changeset
289
43a4cb707fe4 net.server_select, net.server_event: Support for :pause() and :resume() on connections
Matthew Wild <mwild1@gmail.com>
parents: 2988
diff changeset
290 function interface_mt:resume()
4468
938d878d8087 net.server_event: Fix :pause() to actually stop reading from the socket, rather than ignoring socket-readable events (!), and :resume() to restart the event listener
Matthew Wild <mwild1@gmail.com>
parents: 4399
diff changeset
291 self:_lock(self.nointerface, false, self.nowriting);
7222
168d03dd09c7 net.server_event: Prevent resuming connections without readcallback, eg closed connections (fixes #590)
Kim Alvefur <zash@zash.se>
parents: 6379
diff changeset
292 if self.readcallback and not self.eventread then
4468
938d878d8087 net.server_event: Fix :pause() to actually stop reading from the socket, rather than ignoring socket-readable events (!), and :resume() to restart the event listener
Matthew Wild <mwild1@gmail.com>
parents: 4399
diff changeset
293 self.eventread = addevent( base, self.conn, EV_READ, self.readcallback, cfg.READ_TIMEOUT ); -- register callback
7223
f911f929ca6c net.server_event: Return true from conn:resume() to indicate success
Kim Alvefur <zash@zash.se>
parents: 7222
diff changeset
294 return true;
4468
938d878d8087 net.server_event: Fix :pause() to actually stop reading from the socket, rather than ignoring socket-readable events (!), and :resume() to restart the event listener
Matthew Wild <mwild1@gmail.com>
parents: 4399
diff changeset
295 end
2708
d9c4ade80ae9 net.server_event: Add lock_read() method to connections
Matthew Wild <mwild1@gmail.com>
parents: 2660
diff changeset
296 end
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
297
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
298 function interface_mt:counter(c)
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
299 if c then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
300 self._connections = self._connections + c
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
301 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
302 return self._connections
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
303 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
304
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
305 -- Public methods
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
306 function interface_mt:write(data)
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
307 if self.nowriting then return nil, "locked" end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
308 --vdebug( "try to send data to client, id/data:", self.id, data )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
309 data = tostring( data )
5018
eb8211b65e96 net.server_event: Replace usage of string.len() with # operator
Matthew Wild <mwild1@gmail.com>
parents: 5010
diff changeset
310 local len = #data
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
311 local total = len + self.writebufferlen
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
312 if total > cfg.MAX_SEND_LENGTH then -- check buffer length
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
313 local err = "send buffer exceeded"
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
314 debug( "error:", err ) -- to much, check your app
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
315 return nil, err
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
316 end
5286
0cbe57fbe2cd net.server_event: Optimize socket write buffers (don't do buf=buf..newdata).
Waqas Hussain <waqas20@gmail.com>
parents: 5277
diff changeset
317 t_insert(self.writebuffer, data) -- new buffer
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
318 self.writebufferlen = total
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
319 if not self.eventwrite then -- register new write event
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
320 --vdebug( "register new write event" )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
321 self.eventwrite = addevent( base, self.conn, EV_WRITE, self.writecallback, cfg.WRITE_TIMEOUT )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
322 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
323 return true
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
324 end
4962
1d8fb12a9b2d net.server_select, net.server_event: Change semantics of conn:close() - always call ondisconnect (with err == nil), and never close with data in send buffer (i.e. 'now' parameter removed)
Matthew Wild <mwild1@gmail.com>
parents: 4907
diff changeset
325 function interface_mt:close()
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
326 if self.nointerface then return nil, "locked"; end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
327 debug( "try to close client connection with id:", self.id )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
328 if self.type == "client" then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
329 self.fatalerror = "client to close"
4962
1d8fb12a9b2d net.server_select, net.server_event: Change semantics of conn:close() - always call ondisconnect (with err == nil), and never close with data in send buffer (i.e. 'now' parameter removed)
Matthew Wild <mwild1@gmail.com>
parents: 4907
diff changeset
330 if self.eventwrite then -- wait for incomplete write request
1d8fb12a9b2d net.server_select, net.server_event: Change semantics of conn:close() - always call ondisconnect (with err == nil), and never close with data in send buffer (i.e. 'now' parameter removed)
Matthew Wild <mwild1@gmail.com>
parents: 4907
diff changeset
331 self:_lock( true, true, false )
1d8fb12a9b2d net.server_select, net.server_event: Change semantics of conn:close() - always call ondisconnect (with err == nil), and never close with data in send buffer (i.e. 'now' parameter removed)
Matthew Wild <mwild1@gmail.com>
parents: 4907
diff changeset
332 debug "closing delayed until writebuffer is empty"
1d8fb12a9b2d net.server_select, net.server_event: Change semantics of conn:close() - always call ondisconnect (with err == nil), and never close with data in send buffer (i.e. 'now' parameter removed)
Matthew Wild <mwild1@gmail.com>
parents: 4907
diff changeset
333 return nil, "writebuffer not empty, waiting"
1d8fb12a9b2d net.server_select, net.server_event: Change semantics of conn:close() - always call ondisconnect (with err == nil), and never close with data in send buffer (i.e. 'now' parameter removed)
Matthew Wild <mwild1@gmail.com>
parents: 4907
diff changeset
334 else -- close now
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
335 self:_lock( true, true, true )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
336 self:_close()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
337 return true
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
338 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
339 else
4962
1d8fb12a9b2d net.server_select, net.server_event: Change semantics of conn:close() - always call ondisconnect (with err == nil), and never close with data in send buffer (i.e. 'now' parameter removed)
Matthew Wild <mwild1@gmail.com>
parents: 4907
diff changeset
340 debug( "try to close server with id:", tostring(self.id))
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
341 self.fatalerror = "server to close"
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
342 self:_lock( true )
5276
8a207a7e52d3 net.server_event: Remove comments about not closing event handlers from within callbacks, fixed in luaevent
Kim Alvefur <zash@zash.se>
parents: 5018
diff changeset
343 self:_close( 0 )
4676
1ce2ff9ec313 net.server_event: Do not automatically close clients when closing a server port
Matthew Wild <mwild1@gmail.com>
parents: 4468
diff changeset
344 return true
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
345 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
346 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
347
3649
ae99396ee261 net.server_event: API parity with net.server_socket
Paul Aurich <paul@darkrain42.org>
parents: 3458
diff changeset
348 function interface_mt:socket()
ae99396ee261 net.server_event: API parity with net.server_socket
Paul Aurich <paul@darkrain42.org>
parents: 3458
diff changeset
349 return self.conn
ae99396ee261 net.server_event: API parity with net.server_socket
Paul Aurich <paul@darkrain42.org>
parents: 3458
diff changeset
350 end
ae99396ee261 net.server_event: API parity with net.server_socket
Paul Aurich <paul@darkrain42.org>
parents: 3458
diff changeset
351
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
352 function interface_mt:server()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
353 return self._server or self;
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
354 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
355
6046
b7dd7b8165df Backed out changeset a5b5bce71a11
Kim Alvefur <zash@zash.se>
parents: 6045
diff changeset
356 function interface_mt:port()
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
357 return self._port
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
358 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
359
2374
9b6a9d521620 net.server_event: Add :serverport() method to be compatible with old API
Matthew Wild <mwild1@gmail.com>
parents: 2367
diff changeset
360 function interface_mt:serverport()
9b6a9d521620 net.server_event: Add :serverport() method to be compatible with old API
Matthew Wild <mwild1@gmail.com>
parents: 2367
diff changeset
361 return self._serverport
9b6a9d521620 net.server_event: Add :serverport() method to be compatible with old API
Matthew Wild <mwild1@gmail.com>
parents: 2367
diff changeset
362 end
9b6a9d521620 net.server_event: Add :serverport() method to be compatible with old API
Matthew Wild <mwild1@gmail.com>
parents: 2367
diff changeset
363
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
364 function interface_mt:ip()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
365 return self._ip
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
366 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
367
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
368 function interface_mt:ssl()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
369 return self._usingssl
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
370 end
6047
4db0403bfc0d net.server_{select,event}: Add compat code for supporting the same client port API on connections
Kim Alvefur <zash@zash.se>
parents: 6046
diff changeset
371 interface_mt.clientport = interface_mt.port -- COMPAT server_select
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
372
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
373 function interface_mt:type()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
374 return self._type or "client"
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
375 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
376
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
377 function interface_mt:connections()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
378 return self._connections
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
379 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
380
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
381 function interface_mt:address()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
382 return self.addr
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
383 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
384
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
385 function interface_mt:set_sslctx(sslctx)
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
386 self._sslctx = sslctx;
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
387 if sslctx then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
388 self.starttls = nil; -- use starttls() of interface_mt
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
389 else
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
390 self.starttls = false; -- prevent starttls()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
391 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
392 end
3001
fa00c6f563b4 net.server_select, net.server_event: Rename :pattern() method to :set_mode() for select backend, and add :set_mode() to event backend
Matthew Wild <mwild1@gmail.com>
parents: 3000
diff changeset
393
fa00c6f563b4 net.server_select, net.server_event: Rename :pattern() method to :set_mode() for select backend, and add :set_mode() to event backend
Matthew Wild <mwild1@gmail.com>
parents: 3000
diff changeset
394 function interface_mt:set_mode(pattern)
fa00c6f563b4 net.server_select, net.server_event: Rename :pattern() method to :set_mode() for select backend, and add :set_mode() to event backend
Matthew Wild <mwild1@gmail.com>
parents: 3000
diff changeset
395 if pattern then
fa00c6f563b4 net.server_select, net.server_event: Rename :pattern() method to :set_mode() for select backend, and add :set_mode() to event backend
Matthew Wild <mwild1@gmail.com>
parents: 3000
diff changeset
396 self._pattern = pattern;
fa00c6f563b4 net.server_select, net.server_event: Rename :pattern() method to :set_mode() for select backend, and add :set_mode() to event backend
Matthew Wild <mwild1@gmail.com>
parents: 3000
diff changeset
397 end
fa00c6f563b4 net.server_select, net.server_event: Rename :pattern() method to :set_mode() for select backend, and add :set_mode() to event backend
Matthew Wild <mwild1@gmail.com>
parents: 3000
diff changeset
398 return self._pattern;
fa00c6f563b4 net.server_select, net.server_event: Rename :pattern() method to :set_mode() for select backend, and add :set_mode() to event backend
Matthew Wild <mwild1@gmail.com>
parents: 3000
diff changeset
399 end
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
400
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
401 function interface_mt:set_send(new_send)
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
402 -- No-op, we always use the underlying connection's send
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
403 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
404
3396
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
405 function interface_mt:starttls(sslctx, call_onconnect)
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
406 debug( "try to start ssl at client id:", self.id )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
407 local err
2561
e7bec4072c61 net.server_event: Update for compatibility with new server API
Matthew Wild <mwild1@gmail.com>
parents: 2535
diff changeset
408 self._sslctx = sslctx;
e7bec4072c61 net.server_event: Update for compatibility with new server API
Matthew Wild <mwild1@gmail.com>
parents: 2535
diff changeset
409 if self._usingssl then -- startssl was already called
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
410 err = "ssl already active"
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
411 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
412 if err then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
413 debug( "error:", err )
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
414 return nil, err
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
415 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
416 self._usingssl = true
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
417 self.startsslcallback = function( ) -- we have to start the handshake outside of a read/write event
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
418 self.startsslcallback = nil
3396
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
419 self:_start_ssl(call_onconnect);
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
420 self.eventstarthandshake = nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
421 return -1
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
422 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
423 if not self.eventwrite then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
424 self:_lock( true, true, true ) -- lock the interface, to not disturb the handshake
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
425 self.eventstarthandshake = addevent( base, nil, EV_TIMEOUT, self.startsslcallback, 0 ) -- add event to start handshake
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
426 else -- wait until writebuffer is empty
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
427 self:_lock( true, true, false )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
428 debug "ssl session delayed until writebuffer is empty..."
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
429 end
2462
2d81cc25b5a6 net.server_event: Remove access to starttls method when starttls is negotiated - fixes offering starttls to client who are already using it (thanks darkrain and Adium)
Matthew Wild <mwild1@gmail.com>
parents: 2453
diff changeset
430 self.starttls = false;
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
431 return true
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
432 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
433
2453
44d4c69155e0 net.server_event: Add conn:setoption() to set options on the socket
Matthew Wild <mwild1@gmail.com>
parents: 2434
diff changeset
434 function interface_mt:setoption(option, value)
2478
7be72eca5666 net.server_{select,event}: Fail gracefully if socket doesn't have a setoption method (LuaSec issue I think)
Matthew Wild <mwild1@gmail.com>
parents: 2477
diff changeset
435 if self.conn.setoption then
7be72eca5666 net.server_{select,event}: Fail gracefully if socket doesn't have a setoption method (LuaSec issue I think)
Matthew Wild <mwild1@gmail.com>
parents: 2477
diff changeset
436 return self.conn:setoption(option, value);
7be72eca5666 net.server_{select,event}: Fail gracefully if socket doesn't have a setoption method (LuaSec issue I think)
Matthew Wild <mwild1@gmail.com>
parents: 2477
diff changeset
437 end
7be72eca5666 net.server_{select,event}: Fail gracefully if socket doesn't have a setoption method (LuaSec issue I think)
Matthew Wild <mwild1@gmail.com>
parents: 2477
diff changeset
438 return false, "setoption not implemented";
2453
44d4c69155e0 net.server_event: Add conn:setoption() to set options on the socket
Matthew Wild <mwild1@gmail.com>
parents: 2434
diff changeset
439 end
44d4c69155e0 net.server_event: Add conn:setoption() to set options on the socket
Matthew Wild <mwild1@gmail.com>
parents: 2434
diff changeset
440
2534
1f46a9d9b16a net.server_event: Support :setlistener() method on connections to work with port multiplexing
Matthew Wild <mwild1@gmail.com>
parents: 2478
diff changeset
441 function interface_mt:setlistener(listener)
6379
a280bd6ccce2 net.server_{select,event}: Add 'ondetach' callback for listener objects, to notify them when another listener is being assigned to a connection
Matthew Wild <mwild1@gmail.com>
parents: 6314
diff changeset
442 self:ondetach(); -- Notify listener that it is no longer responsible for this connection
a280bd6ccce2 net.server_{select,event}: Add 'ondetach' callback for listener objects, to notify them when another listener is being assigned to a connection
Matthew Wild <mwild1@gmail.com>
parents: 6314
diff changeset
443 self.onconnect, self.ondisconnect, self.onincoming,
a280bd6ccce2 net.server_{select,event}: Add 'ondetach' callback for listener objects, to notify them when another listener is being assigned to a connection
Matthew Wild <mwild1@gmail.com>
parents: 6314
diff changeset
444 self.ontimeout, self.onstatus, self.ondetach
a280bd6ccce2 net.server_{select,event}: Add 'ondetach' callback for listener objects, to notify them when another listener is being assigned to a connection
Matthew Wild <mwild1@gmail.com>
parents: 6314
diff changeset
445 = listener.onconnect, listener.ondisconnect, listener.onincoming,
a280bd6ccce2 net.server_{select,event}: Add 'ondetach' callback for listener objects, to notify them when another listener is being assigned to a connection
Matthew Wild <mwild1@gmail.com>
parents: 6314
diff changeset
446 listener.ontimeout, listener.onstatus, listener.ondetach;
2534
1f46a9d9b16a net.server_event: Support :setlistener() method on connections to work with port multiplexing
Matthew Wild <mwild1@gmail.com>
parents: 2478
diff changeset
447 end
1f46a9d9b16a net.server_event: Support :setlistener() method on connections to work with port multiplexing
Matthew Wild <mwild1@gmail.com>
parents: 2478
diff changeset
448
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
449 -- Stub handlers
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
450 function interface_mt:onconnect()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
451 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
452 function interface_mt:onincoming()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
453 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
454 function interface_mt:ondisconnect()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
455 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
456 function interface_mt:ontimeout()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
457 end
3002
d1f864ed44c0 net.server_select, net.server_event: Support for ondrain listener callback for when send buffer is empty
Matthew Wild <mwild1@gmail.com>
parents: 3001
diff changeset
458 function interface_mt:ondrain()
d1f864ed44c0 net.server_select, net.server_event: Support for ondrain listener callback for when send buffer is empty
Matthew Wild <mwild1@gmail.com>
parents: 3001
diff changeset
459 end
6379
a280bd6ccce2 net.server_{select,event}: Add 'ondetach' callback for listener objects, to notify them when another listener is being assigned to a connection
Matthew Wild <mwild1@gmail.com>
parents: 6314
diff changeset
460 function interface_mt:ondetach()
a280bd6ccce2 net.server_{select,event}: Add 'ondetach' callback for listener objects, to notify them when another listener is being assigned to a connection
Matthew Wild <mwild1@gmail.com>
parents: 6314
diff changeset
461 end
2561
e7bec4072c61 net.server_event: Update for compatibility with new server API
Matthew Wild <mwild1@gmail.com>
parents: 2535
diff changeset
462 function interface_mt:onstatus()
e7bec4072c61 net.server_event: Update for compatibility with new server API
Matthew Wild <mwild1@gmail.com>
parents: 2535
diff changeset
463 end
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
464 end
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
465
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
466 -- End of client interface methods
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
467
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
468 local handleclient;
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
469 do
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
470 local string_sub = string.sub -- caching table lookups
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
471 local addevent = base.addevent
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
472 local socket_gettime = socket.gettime
4907
32b638a8da5b net.server_event: Internal changes to get plain-SSL outgoing connections working (as for HTTPS)
Matthew Wild <mwild1@gmail.com>
parents: 4905
diff changeset
473 function handleclient( client, ip, port, server, pattern, listener, sslctx ) -- creates an client interface
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
474 --vdebug("creating client interfacce...")
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
475 local interface = {
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
476 type = "client";
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
477 conn = client;
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
478 currenttime = socket_gettime( ); -- safe the origin
5286
0cbe57fbe2cd net.server_event: Optimize socket write buffers (don't do buf=buf..newdata).
Waqas Hussain <waqas20@gmail.com>
parents: 5277
diff changeset
479 writebuffer = {}; -- writebuffer
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
480 writebufferlen = 0; -- length of writebuffer
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
481 send = client.send; -- caching table lookups
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
482 receive = client.receive;
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
483 onconnect = listener.onconnect; -- will be called when client disconnects
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
484 ondisconnect = listener.ondisconnect; -- will be called when client disconnects
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
485 onincoming = listener.onincoming; -- will be called when client sends data
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
486 ontimeout = listener.ontimeout; -- called when fatal socket timeout occurs
5755
9a9c2c254412 net.server_event: Pass ondrain handler from listener
Kim Alvefur <zash@zash.se>
parents: 5531
diff changeset
487 ondrain = listener.ondrain; -- called when writebuffer is empty
6379
a280bd6ccce2 net.server_{select,event}: Add 'ondetach' callback for listener objects, to notify them when another listener is being assigned to a connection
Matthew Wild <mwild1@gmail.com>
parents: 6314
diff changeset
488 ondetach = listener.ondetach; -- called when disassociating this listener from this connection
2561
e7bec4072c61 net.server_event: Update for compatibility with new server API
Matthew Wild <mwild1@gmail.com>
parents: 2535
diff changeset
489 onstatus = listener.onstatus; -- called for status changes (e.g. of SSL/TLS)
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
490 eventread = false, eventwrite = false, eventclose = false,
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
491 eventhandshake = false, eventstarthandshake = false; -- event handler
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
492 eventconnect = false, eventsession = false; -- more event handler...
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
493 eventwritetimeout = false; -- even more event handler...
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
494 eventreadtimeout = false;
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
495 fatalerror = false; -- error message
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
496 writecallback = false; -- will be called on write events
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
497 readcallback = false; -- will be called on read events
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
498 nointerface = true; -- lock/unlock parameter of this interface
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
499 noreading = false, nowriting = false; -- locks of the read/writecallback
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
500 startsslcallback = false; -- starting handshake callback
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
501 position = false; -- position of client in interfacelist
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
502
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
503 -- Properties
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
504 _ip = ip, _port = port, _server = server, _pattern = pattern,
2374
9b6a9d521620 net.server_event: Add :serverport() method to be compatible with old API
Matthew Wild <mwild1@gmail.com>
parents: 2367
diff changeset
505 _serverport = (server and server:port() or nil),
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
506 _sslctx = sslctx; -- parameters
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
507 _usingssl = false; -- client is using ssl;
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
508 }
2599
cc6164d85024 net.server_event: Fixes for traceback with no LuaSec
Matthew Wild <mwild1@gmail.com>
parents: 2561
diff changeset
509 if not ssl then interface.starttls = false; end
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
510 interface.id = tostring(interface):match("%x+$");
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
511 interface.writecallback = function( event ) -- called on write events
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
512 --vdebug( "new client write event, id/ip/port:", interface, ip, port )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
513 if interface.nowriting or ( interface.fatalerror and ( "client to close" ~= interface.fatalerror ) ) then -- leave this event
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
514 --vdebug( "leaving this event because:", interface.nowriting or interface.fatalerror )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
515 interface.eventwrite = false
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
516 return -1
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
517 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
518 if EV_TIMEOUT == event then -- took too long to write some data to socket -> disconnect
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
519 interface.fatalerror = "timeout during writing"
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
520 debug( "writing failed:", interface.fatalerror )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
521 interface:_close()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
522 interface.eventwrite = false
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
523 return -1
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
524 else -- can write :)
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
525 if interface._usingssl then -- handle luasec
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
526 if interface.eventreadtimeout then -- we have to read first
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
527 local ret = interface.readcallback( ) -- call readcallback
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
528 --vdebug( "tried to read in writecallback, result:", ret )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
529 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
530 if interface.eventwritetimeout then -- luasec only
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
531 interface.eventwritetimeout:close( ) -- first we have to close timeout event which where regged after a wantread error
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
532 interface.eventwritetimeout = false
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
533 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
534 end
5286
0cbe57fbe2cd net.server_event: Optimize socket write buffers (don't do buf=buf..newdata).
Waqas Hussain <waqas20@gmail.com>
parents: 5277
diff changeset
535 interface.writebuffer = { t_concat(interface.writebuffer) }
0cbe57fbe2cd net.server_event: Optimize socket write buffers (don't do buf=buf..newdata).
Waqas Hussain <waqas20@gmail.com>
parents: 5277
diff changeset
536 local succ, err, byte = interface.conn:send( interface.writebuffer[1], 1, interface.writebufferlen )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
537 --vdebug( "write data:", interface.writebuffer, "error:", err, "part:", byte )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
538 if succ then -- writing succesful
5286
0cbe57fbe2cd net.server_event: Optimize socket write buffers (don't do buf=buf..newdata).
Waqas Hussain <waqas20@gmail.com>
parents: 5277
diff changeset
539 interface.writebuffer[1] = nil
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
540 interface.writebufferlen = 0
3002
d1f864ed44c0 net.server_select, net.server_event: Support for ondrain listener callback for when send buffer is empty
Matthew Wild <mwild1@gmail.com>
parents: 3001
diff changeset
541 interface:ondrain();
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
542 if interface.fatalerror then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
543 debug "closing client after writing"
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
544 interface:_close() -- close interface if needed
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
545 elseif interface.startsslcallback then -- start ssl connection if needed
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
546 debug "starting ssl handshake after writing"
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
547 interface.eventstarthandshake = addevent( base, nil, EV_TIMEOUT, interface.startsslcallback, 0 )
7392
c774622ad9db net.server_event: Fix traceback if event re-added during starttls
Kim Alvefur <zash@zash.se>
parents: 7384
diff changeset
548 elseif interface.writebuffer ~= 0 then
c774622ad9db net.server_event: Fix traceback if event re-added during starttls
Kim Alvefur <zash@zash.se>
parents: 7384
diff changeset
549 -- data possibly written from ondrain
c774622ad9db net.server_event: Fix traceback if event re-added during starttls
Kim Alvefur <zash@zash.se>
parents: 7384
diff changeset
550 return EV_WRITE, cfg.WRITE_TIMEOUT
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
551 elseif interface.eventreadtimeout then
7393
1909bde0e79f net.server_event: Return the correct value as timeout
Kim Alvefur <zash@zash.se>
parents: 7392
diff changeset
552 return EV_WRITE, cfg.WRITE_TIMEOUT
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
553 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
554 interface.eventwrite = nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
555 return -1
2941
a2b01936f8f9 net.server_event: Don't re-try a write if the connection closed (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 2939
diff changeset
556 elseif byte and (err == "timeout" or err == "wantwrite") then -- want write again
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
557 --vdebug( "writebuffer is not empty:", err )
5286
0cbe57fbe2cd net.server_event: Optimize socket write buffers (don't do buf=buf..newdata).
Waqas Hussain <waqas20@gmail.com>
parents: 5277
diff changeset
558 interface.writebuffer[1] = string_sub( interface.writebuffer[1], byte + 1, interface.writebufferlen ) -- new buffer
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
559 interface.writebufferlen = interface.writebufferlen - byte
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
560 if "wantread" == err then -- happens only with luasec
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
561 local callback = function( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
562 interface:_close()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
563 interface.eventwritetimeout = nil
2731
373a7c960409 net.server_event: Fix some global accesses
Matthew Wild <mwild1@gmail.com>
parents: 2726
diff changeset
564 return -1;
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
565 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
566 interface.eventwritetimeout = addevent( base, nil, EV_TIMEOUT, callback, cfg.WRITE_TIMEOUT ) -- reg a new timeout event
3237
721a83a3beb9 net.server_event: attemp to fix more spelling fail.
Waqas Hussain <waqas20@gmail.com>
parents: 3149
diff changeset
567 debug( "wantread during write attempt, reg it in readcallback but dont know what really happens next..." )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
568 -- hopefully this works with luasec; its simply not possible to use 2 different write events on a socket in luaevent
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
569 return -1
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
570 end
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
571 return EV_WRITE, cfg.WRITE_TIMEOUT
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
572 else -- connection was closed during writing or fatal error
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
573 interface.fatalerror = err or "fatal error"
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
574 debug( "connection failed in write event:", interface.fatalerror )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
575 interface:_close()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
576 interface.eventwrite = nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
577 return -1
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
578 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
579 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
580 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
581
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
582 interface.readcallback = function( event ) -- called on read events
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
583 --vdebug( "new client read event, id/ip/port:", tostring(interface.id), tostring(ip), tostring(port) )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
584 if interface.noreading or interface.fatalerror then -- leave this event
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
585 --vdebug( "leaving this event because:", tostring(interface.noreading or interface.fatalerror) )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
586 interface.eventread = nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
587 return -1
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
588 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
589 if EV_TIMEOUT == event then -- took too long to get some data from client -> disconnect
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
590 interface.fatalerror = "timeout during receiving"
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
591 debug( "connection failed:", interface.fatalerror )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
592 interface:_close()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
593 interface.eventread = nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
594 return -1
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
595 else -- can read
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
596 if interface._usingssl then -- handle luasec
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
597 if interface.eventwritetimeout then -- ok, in the past writecallback was regged
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
598 local ret = interface.writecallback( ) -- call it
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
599 --vdebug( "tried to write in readcallback, result:", tostring(ret) )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
600 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
601 if interface.eventreadtimeout then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
602 interface.eventreadtimeout:close( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
603 interface.eventreadtimeout = nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
604 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
605 end
3001
fa00c6f563b4 net.server_select, net.server_event: Rename :pattern() method to :set_mode() for select backend, and add :set_mode() to event backend
Matthew Wild <mwild1@gmail.com>
parents: 3000
diff changeset
606 local buffer, err, part = interface.conn:receive( interface._pattern ) -- receive buffer with "pattern"
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
607 --vdebug( "read data:", tostring(buffer), "error:", tostring(err), "part:", tostring(part) )
5010
2f8f388de516 net.server_event: Don't emit empty packets, check for errors first. (fixes #287)
Kim Alvefur <zash@zash.se>
parents: 4984
diff changeset
608 buffer = buffer or part
2f8f388de516 net.server_event: Don't emit empty packets, check for errors first. (fixes #287)
Kim Alvefur <zash@zash.se>
parents: 4984
diff changeset
609 if buffer and #buffer > cfg.MAX_READ_LENGTH then -- check buffer length
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
610 interface.fatalerror = "receive buffer exceeded"
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
611 debug( "fatal error:", interface.fatalerror )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
612 interface:_close()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
613 interface.eventread = nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
614 return -1
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
615 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
616 if err and ( err ~= "timeout" and err ~= "wantread" ) then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
617 if "wantwrite" == err then -- need to read on write event
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
618 if not interface.eventwrite then -- register new write event if needed
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
619 interface.eventwrite = addevent( base, interface.conn, EV_WRITE, interface.writecallback, cfg.WRITE_TIMEOUT )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
620 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
621 interface.eventreadtimeout = addevent( base, nil, EV_TIMEOUT,
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
622 function( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
623 interface:_close()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
624 end, cfg.READ_TIMEOUT
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
625 )
3237
721a83a3beb9 net.server_event: attemp to fix more spelling fail.
Waqas Hussain <waqas20@gmail.com>
parents: 3149
diff changeset
626 debug( "wantwrite during read attempt, reg it in writecallback but dont know what really happens next..." )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
627 -- to be honest i dont know what happens next, if it is allowed to first read, the write etc...
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
628 else -- connection was closed or fatal error
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
629 interface.fatalerror = err
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
630 debug( "connection failed in read event:", interface.fatalerror )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
631 interface:_close()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
632 interface.eventread = nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
633 return -1
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
634 end
5010
2f8f388de516 net.server_event: Don't emit empty packets, check for errors first. (fixes #287)
Kim Alvefur <zash@zash.se>
parents: 4984
diff changeset
635 else
2f8f388de516 net.server_event: Don't emit empty packets, check for errors first. (fixes #287)
Kim Alvefur <zash@zash.se>
parents: 4984
diff changeset
636 interface.onincoming( interface, buffer, err ) -- send new data to listener
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
637 end
4468
938d878d8087 net.server_event: Fix :pause() to actually stop reading from the socket, rather than ignoring socket-readable events (!), and :resume() to restart the event listener
Matthew Wild <mwild1@gmail.com>
parents: 4399
diff changeset
638 if interface.noreading then
938d878d8087 net.server_event: Fix :pause() to actually stop reading from the socket, rather than ignoring socket-readable events (!), and :resume() to restart the event listener
Matthew Wild <mwild1@gmail.com>
parents: 4399
diff changeset
639 interface.eventread = nil;
938d878d8087 net.server_event: Fix :pause() to actually stop reading from the socket, rather than ignoring socket-readable events (!), and :resume() to restart the event listener
Matthew Wild <mwild1@gmail.com>
parents: 4399
diff changeset
640 return -1;
938d878d8087 net.server_event: Fix :pause() to actually stop reading from the socket, rather than ignoring socket-readable events (!), and :resume() to restart the event listener
Matthew Wild <mwild1@gmail.com>
parents: 4399
diff changeset
641 end
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
642 return EV_READ, cfg.READ_TIMEOUT
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
643 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
644 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
645
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
646 client:settimeout( 0 ) -- set non blocking
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
647 setmetatable(interface, interface_mt)
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
648 interfacelist( "add", interface ) -- add to interfacelist
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
649 return interface
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
650 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
651 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
652
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
653 local handleserver
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
654 do
2561
e7bec4072c61 net.server_event: Update for compatibility with new server API
Matthew Wild <mwild1@gmail.com>
parents: 2535
diff changeset
655 function handleserver( server, addr, port, pattern, listener, sslctx ) -- creates an server interface
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
656 debug "creating server interface..."
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
657 local interface = {
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
658 _connections = 0;
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
659
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
660 conn = server;
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
661 onconnect = listener.onconnect; -- will be called when new client connected
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
662 eventread = false; -- read event handler
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
663 eventclose = false; -- close event handler
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
664 readcallback = false; -- read event callback
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
665 fatalerror = false; -- error message
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
666 nointerface = true; -- lock/unlock parameter
2375
31297a5641e3 net.server_event: Add properties like _ip and _port to server objects too
Matthew Wild <mwild1@gmail.com>
parents: 2374
diff changeset
667
31297a5641e3 net.server_event: Add properties like _ip and _port to server objects too
Matthew Wild <mwild1@gmail.com>
parents: 2374
diff changeset
668 _ip = addr, _port = port, _pattern = pattern,
31297a5641e3 net.server_event: Add properties like _ip and _port to server objects too
Matthew Wild <mwild1@gmail.com>
parents: 2374
diff changeset
669 _sslctx = sslctx;
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
670 }
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
671 interface.id = tostring(interface):match("%x+$");
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
672 interface.readcallback = function( event ) -- server handler, called on incoming connections
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
673 --vdebug( "server can accept, id/addr/port:", interface, addr, port )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
674 if interface.fatalerror then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
675 --vdebug( "leaving this event because:", self.fatalerror )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
676 interface.eventread = nil
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
677 return -1
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
678 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
679 local delay = cfg.ACCEPT_DELAY
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
680 if EV_TIMEOUT == event then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
681 if interface._connections >= cfg.MAX_CONNECTIONS then -- check connection count
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
682 debug( "to many connections, seconds to wait for next accept:", delay )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
683 return EV_TIMEOUT, delay -- timeout...
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
684 else
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
685 return EV_READ -- accept again
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
686 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
687 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
688 --vdebug("max connection check ok, accepting...")
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
689 local client, err = server:accept() -- try to accept; TODO: check err
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
690 while client do
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
691 if interface._connections >= cfg.MAX_CONNECTIONS then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
692 client:close( ) -- refuse connection
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
693 debug( "maximal connections reached, refuse client connection; accept delay:", delay )
3237
721a83a3beb9 net.server_event: attemp to fix more spelling fail.
Waqas Hussain <waqas20@gmail.com>
parents: 3149
diff changeset
694 return EV_TIMEOUT, delay -- delay for next accept attempt
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
695 end
2726
1b9179e04233 net.server_event: Improve and fix potential traceback in logging of new incoming connections
Matthew Wild <mwild1@gmail.com>
parents: 2708
diff changeset
696 local client_ip, client_port = client:getpeername( )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
697 interface._connections = interface._connections + 1 -- increase connection count
4907
32b638a8da5b net.server_event: Internal changes to get plain-SSL outgoing connections working (as for HTTPS)
Matthew Wild <mwild1@gmail.com>
parents: 4905
diff changeset
698 local clientinterface = handleclient( client, client_ip, client_port, interface, pattern, listener, sslctx )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
699 --vdebug( "client id:", clientinterface, "startssl:", startssl )
2599
cc6164d85024 net.server_event: Fixes for traceback with no LuaSec
Matthew Wild <mwild1@gmail.com>
parents: 2561
diff changeset
700 if ssl and sslctx then
3396
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
701 clientinterface:starttls(sslctx, true)
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
702 else
3396
23cf369ed1c3 net.server_event: Fix to not call onconnect a second time after the SSL handshake for starttls connections (thanks Flo)
Matthew Wild <mwild1@gmail.com>
parents: 3387
diff changeset
703 clientinterface:_start_session( true )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
704 end
2726
1b9179e04233 net.server_event: Improve and fix potential traceback in logging of new incoming connections
Matthew Wild <mwild1@gmail.com>
parents: 2708
diff changeset
705 debug( "accepted incoming client connection from:", client_ip or "<unknown IP>", client_port or "<unknown port>", "to", port or "<unknown port>");
2641
b083a667e3be net.server_event: Fire onincoming() callback for new connections as opposed to the new onconnect() - let's change this for a future version though
Matthew Wild <mwild1@gmail.com>
parents: 2639
diff changeset
706
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
707 client, err = server:accept() -- try to accept again
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
708 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
709 return EV_READ
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
710 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
711
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
712 server:settimeout( 0 )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
713 setmetatable(interface, interface_mt)
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
714 interfacelist( "add", interface )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
715 interface:_start_session()
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
716 return interface
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
717 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
718 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
719
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
720 local addserver = ( function( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
721 return function( addr, port, listener, pattern, sslcfg, startssl ) -- TODO: check arguments
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
722 --vdebug( "creating new tcp server with following parameters:", addr or "nil", port or "nil", sslcfg or "nil", startssl or "nil")
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
723 local server, err = socket.bind( addr, port, cfg.ACCEPT_QUEUE ) -- create server socket
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
724 if not server then
4008
36bee5ca8b95 net.server_event: Log interface and port number when binding fails
Matthew Wild <mwild1@gmail.com>
parents: 3649
diff changeset
725 debug( "creating server socket on "..addr.." port "..port.." failed:", err )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
726 return nil, err
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
727 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
728 local sslctx
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
729 if sslcfg then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
730 if not ssl then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
731 debug "fatal error: luasec not found"
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
732 return nil, "luasec not found"
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
733 end
2638
115104acdd7b net.server_event: Fix traceback in creating SSL context
Matthew Wild <mwild1@gmail.com>
parents: 2599
diff changeset
734 sslctx, err = sslcfg
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
735 if err then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
736 debug( "error while creating new ssl context for server socket:", err )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
737 return nil, err
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
738 end
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
739 end
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
740 local interface = handleserver( server, addr, port, pattern, listener, sslctx, startssl ) -- new server handler
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
741 debug( "new server created with id:", tostring(interface))
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
742 return interface
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
743 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
744 end )( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
745
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
746 local addclient, wrapclient
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
747 do
4984
724848dfde36 net.server_event: Remove unused variables and imports
Matthew Wild <mwild1@gmail.com>
parents: 4962
diff changeset
748 function wrapclient( client, ip, port, listeners, pattern, sslctx )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
749 local interface = handleclient( client, ip, port, nil, pattern, listeners, sslctx )
4905
274ef78aa173 net.server_event: Assume wrapclient() is taking a new connection, and call onconnect when appropriate (to match server_select)
Matthew Wild <mwild1@gmail.com>
parents: 4676
diff changeset
750 interface:_start_connection(sslctx)
3149
5aca2f01c0f9 net.server_event: Also return the socket from wrapclient, to maintain compatibility with server_select (thanks uhoreg)
Matthew Wild <mwild1@gmail.com>
parents: 3003
diff changeset
751 return interface, client
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
752 --function handleclient( client, ip, port, server, pattern, listener, _, sslctx ) -- creates an client interface
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
753 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
754
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
755 function addclient( addr, serverport, listener, pattern, localaddr, localport, sslcfg, startssl )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
756 local client, err = socket.tcp() -- creating new socket
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
757 if not client then
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
758 debug( "cannot create socket:", err )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
759 return nil, err
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
760 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
761 client:settimeout( 0 ) -- set nonblocking
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
762 if localaddr then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
763 local res, err = client:bind( localaddr, localport, -1 )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
764 if not res then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
765 debug( "cannot bind client:", err )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
766 return nil, err
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
767 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
768 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
769 local sslctx
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
770 if sslcfg then -- handle ssl/new context
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
771 if not ssl then
2535
75bb31b6c53f net.server_event: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2534
diff changeset
772 debug "need luasec, but not available"
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
773 return nil, "luasec not found"
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
774 end
2639
a7f683622b35 net.server_event: Fix another instance of creating an SSL context - certmanager now does this
Matthew Wild <mwild1@gmail.com>
parents: 2638
diff changeset
775 sslctx, err = sslcfg
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
776 if err then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
777 debug( "cannot create new ssl context:", err )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
778 return nil, err
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
779 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
780 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
781 local res, err = client:connect( addr, serverport ) -- connect
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
782 if res or ( err == "timeout" ) then
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
783 local ip, port = client:getsockname( )
2731
373a7c960409 net.server_event: Fix some global accesses
Matthew Wild <mwild1@gmail.com>
parents: 2726
diff changeset
784 local interface = wrapclient( client, ip, serverport, listener, pattern, sslctx, startssl )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
785 interface:_start_connection( startssl )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
786 debug( "new connection id:", interface.id )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
787 return interface, err
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
788 else
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
789 debug( "new connection failed:", err )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
790 return nil, err
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
791 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
792 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
793 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
794
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
795
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
796 local loop = function( ) -- starts the event loop
2333
ed824115becf net.server_event: Return "quitting" on loop exit to be compatible with net.server_select, and give Prosody a way to know why the loop broke
Matthew Wild <mwild1@gmail.com>
parents: 2318
diff changeset
797 base:loop( )
ed824115becf net.server_event: Return "quitting" on loop exit to be compatible with net.server_select, and give Prosody a way to know why the loop broke
Matthew Wild <mwild1@gmail.com>
parents: 2318
diff changeset
798 return "quitting";
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
799 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
800
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
801 local newevent = ( function( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
802 local add = base.addevent
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
803 return function( ... )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
804 return add( base, ... )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
805 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
806 end )( )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
807
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
808 local closeallservers = function( arg )
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
809 for _, item in ipairs( interfacelist( ) ) do
2334
4cedfeeaaed4 net.server_event: Fix closeallservers() to work correctly after the giant refactorizification
Matthew Wild <mwild1@gmail.com>
parents: 2333
diff changeset
810 if item.type == "server" then
4cedfeeaaed4 net.server_event: Fix closeallservers() to work correctly after the giant refactorizification
Matthew Wild <mwild1@gmail.com>
parents: 2333
diff changeset
811 item:close( arg )
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
812 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
813 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
814 end
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
815
2335
060fb67cefd5 net.server_event: Add setquitting() function to be compatible with net.server_select
Matthew Wild <mwild1@gmail.com>
parents: 2334
diff changeset
816 local function setquitting(yes)
060fb67cefd5 net.server_event: Add setquitting() function to be compatible with net.server_select
Matthew Wild <mwild1@gmail.com>
parents: 2334
diff changeset
817 if yes then
060fb67cefd5 net.server_event: Add setquitting() function to be compatible with net.server_select
Matthew Wild <mwild1@gmail.com>
parents: 2334
diff changeset
818 -- Quit now
060fb67cefd5 net.server_event: Add setquitting() function to be compatible with net.server_select
Matthew Wild <mwild1@gmail.com>
parents: 2334
diff changeset
819 closeallservers();
060fb67cefd5 net.server_event: Add setquitting() function to be compatible with net.server_select
Matthew Wild <mwild1@gmail.com>
parents: 2334
diff changeset
820 base:loopexit();
060fb67cefd5 net.server_event: Add setquitting() function to be compatible with net.server_select
Matthew Wild <mwild1@gmail.com>
parents: 2334
diff changeset
821 end
060fb67cefd5 net.server_event: Add setquitting() function to be compatible with net.server_select
Matthew Wild <mwild1@gmail.com>
parents: 2334
diff changeset
822 end
060fb67cefd5 net.server_event: Add setquitting() function to be compatible with net.server_select
Matthew Wild <mwild1@gmail.com>
parents: 2334
diff changeset
823
4399
1b4161970842 net.server_event, net.server_select: Fixed some global pollution.
Waqas Hussain <waqas20@gmail.com>
parents: 4377
diff changeset
824 local function get_backend()
2340
b286d60cb4fc net.server_event: Add get_backend() method
Matthew Wild <mwild1@gmail.com>
parents: 2336
diff changeset
825 return base:method();
b286d60cb4fc net.server_event: Add get_backend() method
Matthew Wild <mwild1@gmail.com>
parents: 2336
diff changeset
826 end
b286d60cb4fc net.server_event: Add get_backend() method
Matthew Wild <mwild1@gmail.com>
parents: 2336
diff changeset
827
2434
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
828 -- We need to hold onto the events to stop them
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
829 -- being garbage-collected
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
830 local signal_events = {}; -- [signal_num] -> event object
4399
1b4161970842 net.server_event, net.server_select: Fixed some global pollution.
Waqas Hussain <waqas20@gmail.com>
parents: 4377
diff changeset
831 local function hook_signal(signal_num, handler)
2434
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
832 local function _handler(event)
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
833 local ret = handler();
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
834 if ret ~= false then -- Continue handling this signal?
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
835 return EV_SIGNAL; -- Yes
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
836 end
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
837 return -1; -- Close this event
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
838 end
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
839 signal_events[signal_num] = base:addevent(signal_num, EV_SIGNAL, _handler);
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
840 return signal_events[signal_num];
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
841 end
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
842
3003
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
843 local function link(sender, receiver, buffersize)
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
844 local sender_locked;
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
845
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
846 function receiver:ondrain()
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
847 if sender_locked then
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
848 sender:resume();
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
849 sender_locked = nil;
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
850 end
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
851 end
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
852
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
853 function sender:onincoming(data)
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
854 receiver:write(data);
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
855 if receiver.writebufferlen >= buffersize then
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
856 sender_locked = true;
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
857 sender:pause();
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
858 end
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
859 end
6314
8029b8a5f37a net.server_select/event: Switch sender mode to *a when reading, to make sure we get all available data
Matthew Wild <mwild1@gmail.com>
parents: 6047
diff changeset
860 sender:set_mode("*a");
3003
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
861 end
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
862
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
863 return {
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
864
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
865 cfg = cfg,
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
866 base = base,
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
867 loop = loop,
3003
48871a549b4c net.server_select, net.server_event: Add server.link() to link 2 connections with an intermediate buffer of the specified size
Matthew Wild <mwild1@gmail.com>
parents: 3002
diff changeset
868 link = link,
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
869 event = event,
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
870 event_base = base,
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
871 addevent = newevent,
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
872 addserver = addserver,
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
873 addclient = addclient,
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
874 wrapclient = wrapclient,
2336
fb1d9d2444df Rename closeallservers to closeall in the public API (same as net.server_select) and expose setquitting
Matthew Wild <mwild1@gmail.com>
parents: 2335
diff changeset
875 setquitting = setquitting,
fb1d9d2444df Rename closeallservers to closeall in the public API (same as net.server_select) and expose setquitting
Matthew Wild <mwild1@gmail.com>
parents: 2335
diff changeset
876 closeall = closeallservers,
2340
b286d60cb4fc net.server_event: Add get_backend() method
Matthew Wild <mwild1@gmail.com>
parents: 2336
diff changeset
877 get_backend = get_backend,
2434
4403d4473783 net.server_event: Add server.hook_signal(signal_num, handler) to wrap libevent's signal-catching interface
Matthew Wild <mwild1@gmail.com>
parents: 2375
diff changeset
878 hook_signal = hook_signal,
2318
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
879
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
880 __NAME = SCRIPT_NAME,
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
881 __DATE = LAST_MODIFIED,
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
882 __AUTHOR = SCRIPT_AUTHOR,
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
883 __VERSION = SCRIPT_VERSION,
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
884
a831de056de3 net.server_select, net.server_event: Convert to unix line endings from Windows
Matthew Wild <mwild1@gmail.com>
parents: 2303
diff changeset
885 }