--// 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
+local getaddrinfo = luasocket.dns.getaddrinfo
--// 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
local disconnect = listeners.ondisconnect
local drain = listeners.ondrain
local onreadtimeout = listeners.onreadtimeout;
+ local detach = listeners.ondetach
local bufferqueue = { } -- buffer array
local bufferqueuelen = 0 -- end of buffer array
handler.onreadtimeout = onreadtimeout;
handler.setlistener = function( self, listeners )
+ if detach then
+ detach(self) -- Notify listener that it is no longer responsible for this connection
+ end
dispatch = listeners.onincoming
disconnect = listeners.ondisconnect
status = listeners.onstatus
drain = listeners.ondrain
handler.onreadtimeout = listeners.onreadtimeout
+ detach = listeners.ondetach
end
handler.getstats = function( )
return readtraffic, sendtraffic
handler.clientport = function( )
return clientport
end
+ handler.port = handler.clientport -- COMPAT server_event
local write = function( self, data )
bufferlen = bufferlen + #data
if bufferlen > maxsendlen then
_ = 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
end
)
end
- if luasec then
+ if has_luasec then
handler.starttls = function( self, _sslctx)
if _sslctx then
handler:set_sslctx(_sslctx);
_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);
sender:lock_read(true);
end
end
+ sender:set_mode("*a");
end
----------------------------------// PUBLIC //--
addserver = function( addr, port, listeners, pattern, sslctx ) -- this function provides a way for other scripts to reg a server
+ addr = addr or "*"
local err
if type( listeners ) ~= "table" then
err = "invalid listener table"
- end
- if type( port ) ~= "number" or not ( port >= 0 and port <= 65535 ) then
+ elseif type ( addr ) ~= "string" then
+ err = "invalid address"
+ elseif type( port ) ~= "number" or not ( port >= 0 and port <= 65535 ) then
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
out_error( "server.lua, [", addr, "]:", port, ": ", err )
return nil, err
end
- addr = addr or "*"
local server, err = socket_bind( addr, port, _tcpbacklog )
if err then
out_error( "server.lua, [", addr, "]:", port, ": ", err )
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
-- When socket is writeable, call onconnect
local _sendbuffer = handler.sendbuffer;
handler.sendbuffer = function ()
- _sendlistlen = removesocket( _sendlist, socket, _sendlistlen );
handler.sendbuffer = _sendbuffer;
listeners.onconnect(handler);
- -- If there was data with the incoming packet, handle it now.
- if #handler:bufferqueue() > 0 then
- return _sendbuffer();
- end
+ return _sendbuffer(); -- Send any queued outgoing data
end
end
end
return handler, socket
end
-local addclient = function( address, port, listeners, pattern, sslctx )
- local client, err = luasocket.tcp( )
+local addclient = function( address, port, listeners, pattern, sslctx, typ )
+ local err
+ if type( listeners ) ~= "table" then
+ err = "invalid listener table"
+ elseif type ( address ) ~= "string" then
+ err = "invalid address"
+ elseif type( port ) ~= "number" or not ( port >= 0 and port <= 65535 ) then
+ err = "invalid port"
+ elseif sslctx and not has_luasec then
+ err = "luasec not found"
+ end
+ if not typ then
+ local addrinfo, err = getaddrinfo(address)
+ if not addrinfo then return nil, err end
+ if addrinfo[1] and addrinfo[1].family == "inet6" then
+ typ = "tcp6"
+ else
+ typ = "tcp"
+ end
+ end
+ local create = luasocket[typ]
+ if type( create ) ~= "function" then
+ err = "invalid socket type"
+ end
+
+ if err then
+ out_error( "server.lua, addclient: ", err )
+ return nil, err
+ end
+
+ local client, err = create( )
if err then
return nil, err
end
client:settimeout( 0 )
- _, err = client:connect( address, port )
- if err then -- try again
+ local ok, err = client:connect( address, port )
+ if ok or err == "timeout" then
return wrapclient( client, address, port, listeners, pattern, sslctx )
else
- return wrapconnection( nil, listeners, client, address, port, "clientport", pattern, sslctx )
+ return nil, err
end
end
projects / prosody.git / blobdiff