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Diffstat (limited to 'net')
-rw-r--r--net/http.lua17
-rw-r--r--net/server_event.lua78
-rw-r--r--net/server_select.lua55
3 files changed, 82 insertions, 68 deletions
diff --git a/net/http.lua b/net/http.lua
index ab9ec7b6..b87c9396 100644
--- a/net/http.lua
+++ b/net/http.lua
@@ -6,7 +6,6 @@
-- COPYING file in the source package for more information.
--
-local socket = require "socket"
local b64 = require "util.encodings".base64.encode;
local url = require "socket.url"
local httpstream_new = require "net.http.parser".new;
@@ -160,21 +159,17 @@ function request(u, ex, callback)
end
local port_number = port and tonumber(port) or (using_https and 443 or 80);
- -- Connect the socket, and wrap it with net.server
- local conn = socket.tcp();
- conn:settimeout(10);
- local ok, err = conn:connect(host, port_number);
- if not ok and err ~= "timeout" then
- callback(nil, 0, req);
- return nil, err;
- end
-
local sslctx = false;
if using_https then
sslctx = ex and ex.sslctx or { mode = "client", protocol = "sslv23", options = { "no_sslv2" } };
end
- req.handler, req.conn = assert(server.wrapclient(conn, host, port_number, listener, "*a", sslctx));
+ local handler, conn = server.addclient(host, port_number, listener, "*a", sslctx)
+ if not handler then
+ callback(nil, 0, req);
+ return nil, conn;
+ end
+ req.handler, req.conn = handler, conn
req.write = function (...) return req.handler:write(...); end
req.callback = function (content, code, request, response) log("debug", "Calling callback, status %s", code or "---"); return select(2, xpcall(function () return callback(content, code, request, response) end, handleerr)); end
diff --git a/net/server_event.lua b/net/server_event.lua
index 53330997..b79fc463 100644
--- a/net/server_event.lua
+++ b/net/server_event.lua
@@ -44,8 +44,9 @@ local setmetatable = use "setmetatable"
local t_insert = table.insert
local t_concat = table.concat
-local ssl = use "ssl"
+local has_luasec, ssl = pcall ( require , "ssl" )
local socket = use "socket" or require "socket"
+local getaddrinfo = socket.dns.getaddrinfo
local log = require ("util.logger").init("socket")
@@ -128,7 +129,7 @@ do
return self:_destroy();
end
- function interface_mt:_start_connection(plainssl) -- should be called from addclient
+ function interface_mt:_start_connection(plainssl) -- called from wrapclient
local callback = function( event )
if EV_TIMEOUT == event then -- timeout during connection
self.fatalerror = "connection timeout"
@@ -136,7 +137,7 @@ do
self:_close()
debug( "new connection failed. id:", self.id, "error:", self.fatalerror )
else
- if plainssl and ssl then -- start ssl session
+ if plainssl and has_luasec then -- start ssl session
self:starttls(self._sslctx, true)
else -- normal connection
self:_start_session(true)
@@ -507,7 +508,7 @@ do
_sslctx = sslctx; -- parameters
_usingssl = false; -- client is using ssl;
}
- if not ssl then interface.starttls = false; end
+ if not has_luasec then interface.starttls = false; end
interface.id = tostring(interface):match("%x+$");
interface.writecallback = function( event ) -- called on write events
--vdebug( "new client write event, id/ip/port:", interface, ip, port )
@@ -690,7 +691,7 @@ do
interface._connections = interface._connections + 1 -- increase connection count
local clientinterface = handleclient( client, client_ip, client_port, interface, pattern, listener, sslctx )
--vdebug( "client id:", clientinterface, "startssl:", startssl )
- if ssl and sslctx then
+ if has_luasec and sslctx then
clientinterface:starttls(sslctx, true)
else
clientinterface:_start_session( true )
@@ -711,25 +712,17 @@ do
end
local addserver = ( function( )
- return function( addr, port, listener, pattern, sslcfg, startssl ) -- TODO: check arguments
- --vdebug( "creating new tcp server with following parameters:", addr or "nil", port or "nil", sslcfg or "nil", startssl or "nil")
+ return function( addr, port, listener, pattern, sslctx, startssl ) -- TODO: check arguments
+ --vdebug( "creating new tcp server with following parameters:", addr or "nil", port or "nil", sslctx or "nil", startssl or "nil")
+ if sslctx and not has_luasec then
+ debug "fatal error: luasec not found"
+ return nil, "luasec not found"
+ end
local server, err = socket.bind( addr, port, cfg.ACCEPT_QUEUE ) -- create server socket
if not server then
debug( "creating server socket on "..addr.." port "..port.." failed:", err )
return nil, err
end
- local sslctx
- if sslcfg then
- if not ssl then
- debug "fatal error: luasec not found"
- return nil, "luasec not found"
- end
- sslctx, err = sslcfg
- if err then
- debug( "error while creating new ssl context for server socket:", err )
- return nil, err
- end
- end
local interface = handleserver( server, addr, port, pattern, listener, sslctx, startssl ) -- new server handler
debug( "new server created with id:", tostring(interface))
return interface
@@ -745,37 +738,34 @@ do
--function handleclient( client, ip, port, server, pattern, listener, _, sslctx ) -- creates an client interface
end
- function addclient( addr, serverport, listener, pattern, localaddr, localport, sslcfg, startssl )
- local client, err = socket.tcp() -- creating new socket
+ function addclient( addr, serverport, listener, pattern, sslctx, typ )
+ if sslctx and not has_luasec then
+ debug "need luasec, but not available"
+ return nil, "luasec not found"
+ end
+ if getaddrinfo and not typ then
+ local addrinfo, err = getaddrinfo(addr)
+ if not addrinfo then return nil, err end
+ if addrinfo[1] and addrinfo[1].family == "inet6" then
+ typ = "tcp6"
+ end
+ end
+ local create = socket[typ or "tcp"]
+ if type( create ) ~= "function" then
+ return nil, "invalid socket type"
+ end
+ local client, err = create() -- creating new socket
if not client then
debug( "cannot create socket:", err )
return nil, err
end
client:settimeout( 0 ) -- set nonblocking
- if localaddr then
- local res, err = client:bind( localaddr, localport, -1 )
- if not res then
- debug( "cannot bind client:", err )
- return nil, err
- end
- end
- local sslctx
- if sslcfg then -- handle ssl/new context
- if not ssl then
- debug "need luasec, but not available"
- return nil, "luasec not found"
- end
- sslctx, err = sslcfg
- if err then
- debug( "cannot create new ssl context:", err )
- return nil, err
- end
- end
local res, err = client:connect( addr, serverport ) -- connect
- if res or ( err == "timeout" ) then
- local ip, port = client:getsockname( )
- local interface = wrapclient( client, ip, serverport, listener, pattern, sslctx, startssl )
- interface:_start_connection( startssl )
+ if res or ( err == "timeout" or err == "Operation already in progress" ) then
+ if client.getsockname then
+ addr = client:getsockname( )
+ end
+ local interface = wrapclient( client, addr, serverport, listener, pattern, sslctx )
debug( "new connection id:", interface.id )
return interface, err
else
diff --git a/net/server_select.lua b/net/server_select.lua
index daad0f50..0aaea4be 100644
--- a/net/server_select.lua
+++ b/net/server_select.lua
@@ -48,13 +48,14 @@ 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
+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
@@ -586,7 +587,7 @@ 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);
@@ -639,7 +640,7 @@ 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);
@@ -714,22 +715,23 @@ 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 )
@@ -930,17 +932,44 @@ local wrapclient = function( socket, ip, serverport, listeners, pattern, sslctx
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 getaddrinfo and 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"
+ end
+ end
+ local create = luasocket[typ or "tcp"]
+ 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" or err == "Operation already in progress" 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