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-rw-r--r--net/server_select.lua43
1 files changed, 26 insertions, 17 deletions
diff --git a/net/server_select.lua b/net/server_select.lua
index 7ac41523..322c0b57 100644
--- a/net/server_select.lua
+++ b/net/server_select.lua
@@ -1,7 +1,7 @@
---
+--
-- server.lua by blastbeat of the luadch project
-- Re-used here under the MIT/X Consortium License
---
+--
-- Modifications (C) 2008-2010 Matthew Wild, Waqas Hussain
--
@@ -48,13 +48,13 @@ local coroutine_yield = coroutine.yield
--// extern libs //--
-local luasec = use "ssl"
+local has_luasec, luasec = pcall ( require , "ssl" )
local luasocket = use "socket" or require "socket"
local luasocket_gettime = luasocket.gettime
--// extern lib methods //--
-local ssl_wrap = ( luasec and luasec.wrap )
+local ssl_wrap = ( has_luasec and luasec.wrap )
local socket_bind = luasocket.bind
local socket_sleep = luasocket.sleep
local socket_select = luasocket.select
@@ -145,7 +145,7 @@ _tcpbacklog = 128 -- some kind of hint to the OS
_maxsendlen = 51000 * 1024 -- max len of send buffer
_maxreadlen = 25000 * 1024 -- max len of read buffer
-_checkinterval = 1200000 -- interval in secs to check idle clients
+_checkinterval = 30 -- interval in secs to check idle clients
_sendtimeout = 60000 -- allowed send idle time in secs
_readtimeout = 6 * 60 * 60 -- allowed read idle time in secs
@@ -284,6 +284,7 @@ wrapconnection = function( server, listeners, socket, ip, serverport, clientport
local status = listeners.onstatus
local disconnect = listeners.ondisconnect
local drain = listeners.ondrain
+ local onreadtimeout = listeners.onreadtimeout;
local detach = listeners.ondetach
local bufferqueue = { } -- buffer array
@@ -313,6 +314,8 @@ wrapconnection = function( server, listeners, socket, ip, serverport, clientport
handler.disconnect = function( )
return disconnect
end
+ handler.onreadtimeout = onreadtimeout;
+
handler.setlistener = function( self, listeners )
if detach then
detach(self) -- Notify listener that it is no longer responsible for this connection
@@ -321,6 +324,7 @@ wrapconnection = function( server, listeners, socket, ip, serverport, clientport
disconnect = listeners.ondisconnect
status = listeners.onstatus
drain = listeners.ondrain
+ handler.onreadtimeout = listeners.onreadtimeout
detach = listeners.ondetach
end
handler.getstats = function( )
@@ -564,6 +568,9 @@ wrapconnection = function( server, listeners, socket, ip, serverport, clientport
_ = status and status( handler, "ssl-handshake-complete" )
if self.autostart_ssl and listeners.onconnect then
listeners.onconnect(self);
+ if bufferqueuelen ~= 0 then
+ _sendlistlen = addsocket(_sendlist, client, _sendlistlen)
+ end
end
_readlistlen = addsocket(_readlist, client, _readlistlen)
return true
@@ -587,7 +594,7 @@ wrapconnection = function( server, listeners, socket, ip, serverport, clientport
end
)
end
- if luasec then
+ if has_luasec then
handler.starttls = function( self, _sslctx)
if _sslctx then
handler:set_sslctx(_sslctx);
@@ -613,7 +620,7 @@ wrapconnection = function( server, listeners, socket, ip, serverport, clientport
shutdown = id
_socketlist[ socket ] = handler
_readlistlen = addsocket(_readlist, socket, _readlistlen)
-
+
-- remove traces of the old socket
_readlistlen = removesocket( _readlist, oldsocket, _readlistlen )
_sendlistlen = removesocket( _sendlist, oldsocket, _sendlistlen )
@@ -640,7 +647,7 @@ wrapconnection = function( server, listeners, socket, ip, serverport, clientport
_socketlist[ socket ] = handler
_readlistlen = addsocket(_readlist, socket, _readlistlen)
- if sslctx and luasec then
+ if sslctx and has_luasec then
out_put "server.lua: auto-starting ssl negotiation..."
handler.autostart_ssl = true;
local ok, err = handler:starttls(sslctx);
@@ -701,7 +708,7 @@ local function link(sender, receiver, buffersize)
sender_locked = nil;
end
end
-
+
local _readbuffer = sender.readbuffer;
function sender.readbuffer()
_readbuffer();
@@ -724,7 +731,7 @@ addserver = function( addr, port, listeners, pattern, sslctx ) -- this function
err = "invalid port"
elseif _server[ addr..":"..port ] then
err = "listeners on '[" .. addr .. "]:" .. port .. "' already exist"
- elseif sslctx and not luasec then
+ elseif sslctx and not has_luasec then
err = "luasec not found"
end
if err then
@@ -870,16 +877,18 @@ loop = function(once) -- this is the main loop of the program
_starttime = _currenttime
for handler, timestamp in pairs( _writetimes ) do
if os_difftime( _currenttime - timestamp ) > _sendtimeout then
- --_writetimes[ handler ] = nil
handler.disconnect( )( handler, "send timeout" )
handler:force_close() -- forced disconnect
end
end
for handler, timestamp in pairs( _readtimes ) do
if os_difftime( _currenttime - timestamp ) > _readtimeout then
- --_readtimes[ handler ] = nil
- handler.disconnect( )( handler, "read timeout" )
- handler:close( ) -- forced disconnect?
+ if not(handler.onreadtimeout) or handler:onreadtimeout() ~= true then
+ handler.disconnect( )( handler, "read timeout" )
+ handler:close( ) -- forced disconnect?
+ else
+ _readtimes[ handler ] = _currenttime -- reset timer
+ end
end
end
end
@@ -940,9 +949,9 @@ local addclient = function( address, port, listeners, pattern, sslctx )
client:settimeout( 0 )
_, err = client:connect( address, port )
if err then -- try again
- local handler = wrapclient( client, address, port, listeners )
+ return wrapclient( client, address, port, listeners, pattern, sslctx )
else
- wrapconnection( nil, listeners, client, address, port, "clientport", pattern, sslctx )
+ return wrapconnection( nil, listeners, client, address, port, "clientport", pattern, sslctx )
end
end
@@ -972,7 +981,7 @@ return {
addclient = addclient,
wrapclient = wrapclient,
-
+
loop = loop,
link = link,
step = step,