Comparison

net/server_event.lua @ 2113:cbf7241a0f6a

net.server_event: Use connection id in all relevant logging
author Matthew Wild <mwild1@gmail.com>
date Sun, 22 Nov 2009 03:42:45 +0000
parent 2112:8d70ca2d4f9e
child 2114:737763dc23b0
comparison
equal deleted inserted replaced
2112:8d70ca2d4f9e 2113:cbf7241a0f6a
138 local callback = function( event ) 138 local callback = function( event )
139 if EV_TIMEOUT == event then -- timout during connection 139 if EV_TIMEOUT == event then -- timout during connection
140 self.fatalerror = "connection timeout" 140 self.fatalerror = "connection timeout"
141 self.listener.ontimeout( self ) -- call timeout listener 141 self.listener.ontimeout( self ) -- call timeout listener
142 self:_close() 142 self:_close()
143 debug( "new connection failed. id:", self, "error:", self.fatalerror ) 143 debug( "new connection failed. id:", self.id, "error:", self.fatalerror )
144 else 144 else
145 if plainssl then -- start ssl session 145 if plainssl then -- start ssl session
146 self:_start_ssl( self.listener.onconnect ) 146 self:_start_ssl( self.listener.onconnect )
147 else -- normal connection 147 else -- normal connection
148 self:_start_session( self.listener.onconnect ) 148 self:_start_session( self.listener.onconnect )
149 end 149 end
150 debug( "new connection established. id:", self ) 150 debug( "new connection established. id:", self.id )
151 end 151 end
152 self.eventconnect = nil 152 self.eventconnect = nil
153 return -1 153 return -1
154 end 154 end
155 self.eventconnect = addevent( base, self.conn, EV_WRITE, callback, cfg.CONNECT_TIMEOUT ) 155 self.eventconnect = addevent( base, self.conn, EV_WRITE, callback, cfg.CONNECT_TIMEOUT )
157 end 157 end
158 function interface_mt:_start_session(onconnect) -- new session, for example after startssl 158 function interface_mt:_start_session(onconnect) -- new session, for example after startssl
159 if self.type == "client" then 159 if self.type == "client" then
160 local callback = function( ) 160 local callback = function( )
161 self:_lock( false, false, false ) 161 self:_lock( false, false, false )
162 --vdebug( "start listening on client socket with id:", self ) 162 --vdebug( "start listening on client socket with id:", self.id )
163 self.eventread = addevent( base, self.conn, EV_READ, self.readcallback, cfg.READ_TIMEOUT ) -- register callback 163 self.eventread = addevent( base, self.conn, EV_READ, self.readcallback, cfg.READ_TIMEOUT ) -- register callback
164 onconnect( self ) 164 onconnect( self )
165 self.eventsession = nil 165 self.eventsession = nil
166 return -1 166 return -1
167 end 167 end
168 self.eventsession = addevent( base, nil, EV_TIMEOUT, callback, 0 ) 168 self.eventsession = addevent( base, nil, EV_TIMEOUT, callback, 0 )
169 else 169 else
170 self:_lock( false ) 170 self:_lock( false )
171 --vdebug( "start listening on server socket with id:", self ) 171 --vdebug( "start listening on server socket with id:", self.id )
172 self.eventread = addevent( base, self.conn, EV_READ, self.readcallback ) -- register callback 172 self.eventread = addevent( base, self.conn, EV_READ, self.readcallback ) -- register callback
173 end 173 end
174 return true 174 return true
175 end 175 end
176 function interface_mt:_start_ssl(arg) -- old socket will be destroyed, therefore we have to close read/write events first 176 function interface_mt:_start_ssl(arg) -- old socket will be destroyed, therefore we have to close read/write events first
177 --vdebug( "starting ssl session with client id:", self ) 177 --vdebug( "starting ssl session with client id:", self.id )
178 local _ 178 local _
179 _ = self.eventread and self.eventread:close( ) -- close events; this must be called outside of the event callbacks! 179 _ = self.eventread and self.eventread:close( ) -- close events; this must be called outside of the event callbacks!
180 _ = self.eventwrite and self.eventwrite:close( ) 180 _ = self.eventwrite and self.eventwrite:close( )
181 self.eventread, self.eventwrite = nil, nil 181 self.eventread, self.eventwrite = nil, nil
182 local err 182 local err
197 local _, err 197 local _, err
198 local attempt = 0 198 local attempt = 0
199 local maxattempt = cfg.MAX_HANDSHAKE_ATTEMPS 199 local maxattempt = cfg.MAX_HANDSHAKE_ATTEMPS
200 while attempt < 1000 do -- no endless loop 200 while attempt < 1000 do -- no endless loop
201 attempt = attempt + 1 201 attempt = attempt + 1
202 debug( "ssl handshake of client with id:", self, "attemp:", attempt ) 202 debug( "ssl handshake of client with id:"..tostring(self).."attemp:"..attempt )
203 if attempt > maxattempt then 203 if attempt > maxattempt then
204 self.fatalerror = "max handshake attemps exceeded" 204 self.fatalerror = "max handshake attemps exceeded"
205 elseif EV_TIMEOUT == event then 205 elseif EV_TIMEOUT == event then
206 self.fatalerror = "timeout during handshake" 206 self.fatalerror = "timeout during handshake"
207 else 207 else
247 self:_lock( false, true, true ) -- unlock read/write events, but keep interface locked 247 self:_lock( false, true, true ) -- unlock read/write events, but keep interface locked
248 self.eventhandshake = addevent( base, self.conn, EV_READWRITE, handshakecallback, cfg.HANDSHAKE_TIMEOUT ) 248 self.eventhandshake = addevent( base, self.conn, EV_READWRITE, handshakecallback, cfg.HANDSHAKE_TIMEOUT )
249 return true 249 return true
250 end 250 end
251 function interface_mt:_destroy() -- close this interface + events and call last listener 251 function interface_mt:_destroy() -- close this interface + events and call last listener
252 debug( "closing client with id:", self ) 252 debug( "closing client with id:", self.id )
253 self:_lock( true, true, true ) -- first of all, lock the interface to avoid further actions 253 self:_lock( true, true, true ) -- first of all, lock the interface to avoid further actions
254 local _ 254 local _
255 _ = self.eventread and self.eventread:close( ) -- close events; this must be called outside of the event callbacks! 255 _ = self.eventread and self.eventread:close( ) -- close events; this must be called outside of the event callbacks!
256 if self.type == "client" then 256 if self.type == "client" then
257 _ = self.eventwrite and self.eventwrite:close( ) 257 _ = self.eventwrite and self.eventwrite:close( )
287 return self._connections 287 return self._connections
288 end 288 end
289 289
290 -- Public methods 290 -- Public methods
291 function interface_mt:write(data) 291 function interface_mt:write(data)
292 --vdebug( "try to send data to client, id/data:", self, data ) 292 vdebug( "try to send data to client, id/data:", self.id, data )
293 data = tostring( data ) 293 data = tostring( data )
294 local len = string_len( data ) 294 local len = string_len( data )
295 local total = len + self.writebufferlen 295 local total = len + self.writebufferlen
296 if total > cfg.MAX_SEND_LENGTH then -- check buffer length 296 if total > cfg.MAX_SEND_LENGTH then -- check buffer length
297 local err = "send buffer exceeded" 297 local err = "send buffer exceeded"
305 self.eventwrite = addevent( base, self.conn, EV_WRITE, self.writecallback, cfg.WRITE_TIMEOUT ) 305 self.eventwrite = addevent( base, self.conn, EV_WRITE, self.writecallback, cfg.WRITE_TIMEOUT )
306 end 306 end
307 return true 307 return true
308 end 308 end
309 function interface_mt:close(now) 309 function interface_mt:close(now)
310 debug( "try to close client connection with id:", self ) 310 debug( "try to close client connection with id:", self.id )
311 if self.type == "client" then 311 if self.type == "client" then
312 self.fatalerror = "client to close" 312 self.fatalerror = "client to close"
313 if ( not self.eventwrite ) or now then -- try to close immediately 313 if ( not self.eventwrite ) or now then -- try to close immediately
314 self:_lock( true, true, true ) 314 self:_lock( true, true, true )
315 self:_close() 315 self:_close()
318 self:_lock( true, true, false ) 318 self:_lock( true, true, false )
319 debug "closing delayed until writebuffer is empty" 319 debug "closing delayed until writebuffer is empty"
320 return nil, "writebuffer not empty, waiting" 320 return nil, "writebuffer not empty, waiting"
321 end 321 end
322 else 322 else
323 debug( "try to close server with id:", self, "args:", now ) 323 debug( "try to close server with id:", self.id, "args:", now )
324 self.fatalerror = "server to close" 324 self.fatalerror = "server to close"
325 self:_lock( true ) 325 self:_lock( true )
326 local count = 0 326 local count = 0
327 for _, item in ipairs( interfacelist( ) ) do 327 for _, item in ipairs( interfacelist( ) ) do
328 if ( item.type ~= "server" ) and ( item._server == self ) then -- client/server match 328 if ( item.type ~= "server" ) and ( item._server == self ) then -- client/server match
370 end 370 end
371 371
372 372
373 373
374 function interface_mt:starttls() 374 function interface_mt:starttls()
375 debug( "try to start ssl at client id:", self ) 375 debug( "try to start ssl at client id:", self.id )
376 local err 376 local err
377 if not self.sslctx then -- no ssl available 377 if not self.sslctx then -- no ssl available
378 err = "no ssl context available" 378 err = "no ssl context available"
379 elseif self.usingssl then -- startssl was already called 379 elseif self.usingssl then -- startssl was already called
380 err = "ssl already active" 380 err = "ssl already active"