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-rw-r--r--net/adns.lua16
-rw-r--r--net/connlisteners.lua18
-rw-r--r--net/resolvers/basic.lua1
-rw-r--r--net/resolvers/manual.lua1
-rw-r--r--net/resolvers/service.lua1
-rw-r--r--net/server_epoll.lua62
-rw-r--r--net/server_event.lua36
-rw-r--r--net/server_select.lua95
-rw-r--r--net/websocket/frames.lua7
9 files changed, 152 insertions, 85 deletions
diff --git a/net/adns.lua b/net/adns.lua
index 560e4b53..4fa01f8a 100644
--- a/net/adns.lua
+++ b/net/adns.lua
@@ -14,7 +14,7 @@ local log = require "util.logger".init("adns");
local coroutine, tostring, pcall = coroutine, tostring, pcall;
local setmetatable = setmetatable;
-local function dummy_send(sock, data, i, j) return (j-i)+1; end
+local function dummy_send(sock, data, i, j) return (j-i)+1; end -- luacheck: ignore 212
local _ENV = nil;
-- luacheck: std none
@@ -29,8 +29,7 @@ local function new_async_socket(sock, resolver)
local peername = "<unknown>";
local listener = {};
local handler = {};
- local err;
- function listener.onincoming(conn, data)
+ function listener.onincoming(conn, data) -- luacheck: ignore 212/conn
if data then
resolver:feed(handler, data);
end
@@ -46,9 +45,12 @@ local function new_async_socket(sock, resolver)
resolver:servfail(conn); -- Let the magic commence
end
end
- handler, err = server.wrapclient(sock, "dns", 53, listener);
- if not handler then
- return nil, err;
+ do
+ local err;
+ handler, err = server.wrapclient(sock, "dns", 53, listener);
+ if not handler then
+ return nil, err;
+ end
end
handler.settimeout = function () end
@@ -89,7 +91,7 @@ function async_resolver_methods:lookup(handler, qname, qtype, qclass)
end)(resolver:peek(qname, qtype, qclass));
end
-function query_methods:cancel(call_handler, reason)
+function query_methods:cancel(call_handler, reason) -- luacheck: ignore 212/reason
log("warn", "Cancelling DNS lookup for %s", tostring(self[4]));
self[1].cancel(self[2], self[3], self[4], self[5], call_handler);
end
diff --git a/net/connlisteners.lua b/net/connlisteners.lua
deleted file mode 100644
index 9b8f88c3..00000000
--- a/net/connlisteners.lua
+++ /dev/null
@@ -1,18 +0,0 @@
--- COMPAT w/pre-0.9
-local log = require "util.logger".init("net.connlisteners");
-local traceback = debug.traceback;
-
-local _ENV = nil;
--- luacheck: std none
-
-local function fail()
- log("error", "Attempt to use legacy connlisteners API. For more info see https://prosody.im/doc/developers/network");
- log("error", "Legacy connlisteners API usage, %s", traceback("", 2));
-end
-
-return {
- register = fail;
- get = fail;
- start = fail;
- -- epic fail
-};
diff --git a/net/resolvers/basic.lua b/net/resolvers/basic.lua
index 9a3c9952..56f9c77d 100644
--- a/net/resolvers/basic.lua
+++ b/net/resolvers/basic.lua
@@ -1,5 +1,6 @@
local adns = require "net.adns";
local inet_pton = require "util.net".pton;
+local unpack = table.unpack or unpack; -- luacheck: ignore 113
local methods = {};
local resolver_mt = { __index = methods };
diff --git a/net/resolvers/manual.lua b/net/resolvers/manual.lua
index c0d4e5d5..dbc40256 100644
--- a/net/resolvers/manual.lua
+++ b/net/resolvers/manual.lua
@@ -1,5 +1,6 @@
local methods = {};
local resolver_mt = { __index = methods };
+local unpack = table.unpack or unpack; -- luacheck: ignore 113
-- Find the next target to connect to, and
-- pass it to cb()
diff --git a/net/resolvers/service.lua b/net/resolvers/service.lua
index b5a2d821..d1b8556c 100644
--- a/net/resolvers/service.lua
+++ b/net/resolvers/service.lua
@@ -1,5 +1,6 @@
local adns = require "net.adns";
local basic = require "net.resolvers.basic";
+local unpack = table.unpack or unpack; -- luacheck: ignore 113
local methods = {};
local resolver_mt = { __index = methods };
diff --git a/net/server_epoll.lua b/net/server_epoll.lua
index 5c65d227..5609f058 100644
--- a/net/server_epoll.lua
+++ b/net/server_epoll.lua
@@ -39,7 +39,10 @@ local default_config = { __index = {
read_timeout = 14 * 60;
-- How long to wait for a socket to become writable after queuing data to send
- send_timeout = 60;
+ send_timeout = 180;
+
+ -- How long to wait for a socket to become writable after creation
+ connect_timeout = 20;
-- Some number possibly influencing how many pending connections can be accepted
tcp_backlog = 128;
@@ -120,9 +123,13 @@ local function runtimers(next_delay, min_wait)
end
local new_timeout = f(now);
if new_timeout then
- -- Schedule for 'delay' from the time actually scheduled,
- -- not from now, in order to prevent timer drift.
- timer[1] = t + new_timeout;
+ -- Schedule for 'delay' from the time actually scheduled, not from now,
+ -- in order to prevent timer drift, unless it already drifted way out of sync.
+ if (t + new_timeout) > ( now - new_timeout ) then
+ timer[1] = t + new_timeout;
+ else
+ timer[1] = now + new_timeout;
+ end
resort_timers = true;
else
t_remove(timers, i);
@@ -176,6 +183,7 @@ function interface:on(what, ...)
local ok, err = pcall(listener, self, ...);
if not ok then
log("error", "Error calling on%s: %s", what, err);
+ return;
end
return err;
end
@@ -423,8 +431,10 @@ function interface:write(data)
else
self.writebuffer = { data };
end
- self:setwritetimeout();
- self:set(nil, true);
+ if not self._write_lock then
+ self:setwritetimeout();
+ self:set(nil, true);
+ end
return #data;
end
interface.send = interface.write;
@@ -571,12 +581,14 @@ function interface:onacceptable()
client:init();
if self.tls_direct then
client:starttls(self.tls_ctx);
+ else
+ client:onconnect();
end
end
-- Initialization
function interface:init()
- self:setwritetimeout();
+ self:setwritetimeout(cfg.connect_timeout);
return self:add(true, true);
end
@@ -604,16 +616,28 @@ function interface:pausefor(t)
end);
end
+function interface:pause_writes()
+ self._write_lock = true;
+ self:setwritetimeout(false);
+ self:set(nil, false);
+end
+
+function interface:resume_writes()
+ self._write_lock = nil;
+ if self.writebuffer[1] then
+ self:setwritetimeout();
+ self:set(nil, true);
+ end
+end
+
-- Connected!
function interface:onconnect()
- if self.conn and not self.peername and self.conn.getpeername then
- self.peername, self.peerport = self.conn:getpeername();
- end
+ self:updatenames();
self.onconnect = noop;
self:on("connect");
end
-local function addserver(addr, port, listeners, read_size, tls_ctx)
+local function listen(addr, port, listeners, config)
local conn, err = socket.bind(addr, port, cfg.tcp_backlog);
if not conn then return conn, err; end
conn:settimeout(0);
@@ -621,10 +645,10 @@ local function addserver(addr, port, listeners, read_size, tls_ctx)
conn = conn;
created = gettime();
listeners = listeners;
- read_size = read_size;
+ read_size = config and config.read_size;
onreadable = interface.onacceptable;
- tls_ctx = tls_ctx;
- tls_direct = tls_ctx and true or false;
+ tls_ctx = config and config.tls_ctx;
+ tls_direct = config and config.tls_direct;
sockname = addr;
sockport = port;
}, interface_mt);
@@ -633,6 +657,15 @@ local function addserver(addr, port, listeners, read_size, tls_ctx)
end
-- COMPAT
+local function addserver(addr, port, listeners, read_size, tls_ctx)
+ return listen(addr, port, listeners, {
+ read_size = read_size;
+ tls_ctx = tls_ctx;
+ tls_direct = tls_ctx and true or false;
+ });
+end
+
+-- COMPAT
local function wrapclient(conn, addr, port, listeners, read_size, tls_ctx)
local client = wrapsocket(conn, nil, read_size, listeners, tls_ctx);
if not client.peername then
@@ -768,6 +801,7 @@ return {
addserver = addserver;
addclient = addclient;
add_task = addtimer;
+ listen = listen;
at = at;
loop = loop;
closeall = closeall;
diff --git a/net/server_event.lua b/net/server_event.lua
index 11bd6a29..b78bf412 100644
--- a/net/server_event.lua
+++ b/net/server_event.lua
@@ -253,6 +253,7 @@ end
--TODO: Deprecate
function interface_mt:lock_read(switch)
+ log("warn", ":lock_read is deprecated, use :pasue() and :resume()");
if switch then
return self:pause();
else
@@ -272,6 +273,19 @@ function interface_mt:resume()
end
end
+function interface_mt:pause_writes()
+ return self:_lock(self.nointerface, self.noreading, true);
+end
+
+function interface_mt:resume_writes()
+ self:_lock(self.nointerface, self.noreading, false);
+ if self.writecallback and not self.eventwrite then
+ self.eventwrite = addevent( base, self.conn, EV_WRITE, self.writecallback, cfg.WRITE_TIMEOUT ); -- register callback
+ return true;
+ end
+end
+
+
function interface_mt:counter(c)
if c then
self._connections = self._connections + c
@@ -635,7 +649,7 @@ local function handleclient( client, ip, port, server, pattern, listener, sslctx
return interface
end
-local function handleserver( server, addr, port, pattern, listener, sslctx ) -- creates an server interface
+local function handleserver( server, addr, port, pattern, listener, sslctx, startssl ) -- creates an server interface
debug "creating server interface..."
local interface = {
_connections = 0;
@@ -681,7 +695,7 @@ local function handleserver( server, addr, port, pattern, listener, sslctx ) --
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 has_luasec and sslctx then
+ if has_luasec and startssl then
clientinterface:starttls(sslctx, true)
else
clientinterface:_start_session( true )
@@ -700,9 +714,9 @@ local function handleserver( server, addr, port, pattern, listener, sslctx ) --
return interface
end
-local function addserver( 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
+local function listen(addr, port, listener, config)
+ config = config or {}
+ if config.sslctx and not has_luasec then
debug "fatal error: luasec not found"
return nil, "luasec not found"
end
@@ -711,11 +725,20 @@ local function addserver( addr, port, listener, pattern, sslctx, startssl ) --
debug( "creating server socket on "..addr.." port "..port.." failed:", err )
return nil, err
end
- local interface = handleserver( server, addr, port, pattern, listener, sslctx, startssl ) -- new server handler
+ local interface = handleserver( server, addr, port, config.read_size, listener, config.tls_ctx, config.tls_direct) -- new server handler
debug( "new server created with id:", tostring(interface))
return interface
end
+local function addserver( addr, port, listener, pattern, sslctx ) -- TODO: check arguments
+ --vdebug( "creating new tcp server with following parameters:", addr or "nil", port or "nil", sslctx or "nil", startssl or "nil")
+ return listen( addr, port, listener, {
+ read_size = pattern,
+ tls_ctx = sslctx,
+ tls_direct = not not sslctx,
+ });
+end
+
local function wrapclient( client, ip, port, listeners, pattern, sslctx )
local interface = handleclient( client, ip, port, nil, pattern, listeners, sslctx )
interface:_start_connection(sslctx)
@@ -876,6 +899,7 @@ return {
event_base = base,
addevent = newevent,
addserver = addserver,
+ listen = listen,
addclient = addclient,
wrapclient = wrapclient,
setquitting = setquitting,
diff --git a/net/server_select.lua b/net/server_select.lua
index 1a40a6d3..d82936e6 100644
--- a/net/server_select.lua
+++ b/net/server_select.lua
@@ -68,6 +68,7 @@ local idfalse
local closeall
local addsocket
local addserver
+local listen
local addtimer
local getserver
local wrapserver
@@ -157,7 +158,7 @@ _maxsslhandshake = 30 -- max handshake round-trips
----------------------------------// PRIVATE //--
-wrapserver = function( listeners, socket, ip, serverport, pattern, sslctx ) -- this function wraps a server -- FIXME Make sure FD < _maxfd
+wrapserver = function( listeners, socket, ip, serverport, pattern, sslctx, ssldirect ) -- this function wraps a server -- FIXME Make sure FD < _maxfd
if socket:getfd() >= _maxfd then
out_error("server.lua: Disallowed FD number: "..socket:getfd())
@@ -244,13 +245,13 @@ wrapserver = function( listeners, socket, ip, serverport, pattern, sslctx ) -- t
local client, err = accept( socket ) -- try to accept
if client then
local ip, clientport = client:getpeername( )
- local handler, client, err = wrapconnection( handler, listeners, client, ip, serverport, clientport, pattern, sslctx ) -- wrap new client socket
+ local handler, client, err = wrapconnection( handler, listeners, client, ip, serverport, clientport, pattern, sslctx, ssldirect ) -- wrap new client socket
if err then -- error while wrapping ssl socket
return false
end
connections = connections + 1
out_put( "server.lua: accepted new client connection from ", tostring(ip), ":", tostring(clientport), " to ", tostring(serverport))
- if dispatch and not sslctx then -- SSL connections will notify onconnect when handshake completes
+ if dispatch and not ssldirect then -- SSL connections will notify onconnect when handshake completes
return dispatch( handler );
end
return;
@@ -264,7 +265,7 @@ wrapserver = function( listeners, socket, ip, serverport, pattern, sslctx ) -- t
return handler
end
-wrapconnection = function( server, listeners, socket, ip, serverport, clientport, pattern, sslctx ) -- this function wraps a client to a handler object
+wrapconnection = function( server, listeners, socket, ip, serverport, clientport, pattern, sslctx, ssldirect ) -- this function wraps a client to a handler object
if socket:getfd() >= _maxfd then
out_error("server.lua: Disallowed FD number: "..socket:getfd()) -- PROTIP: Switch to libevent
@@ -424,9 +425,8 @@ wrapconnection = function( server, listeners, socket, ip, serverport, clientport
bufferlen = bufferlen + #data
if bufferlen > maxsendlen then
_closelist[ handler ] = "send buffer exceeded" -- cannot close the client at the moment, have to wait to the end of the cycle
- handler.write = idfalse -- don't write anymore
return false
- elseif socket and not _sendlist[ socket ] then
+ elseif not nosend and socket and not _sendlist[ socket ] then
_sendlistlen = addsocket(_sendlist, socket, _sendlistlen)
end
bufferqueuelen = bufferqueuelen + 1
@@ -456,49 +456,57 @@ wrapconnection = function( server, listeners, socket, ip, serverport, clientport
maxreadlen = readlen or maxreadlen
return bufferlen, maxreadlen, maxsendlen
end
- --TODO: Deprecate
handler.lock_read = function (self, switch)
+ out_error( "server.lua, lock_read() is deprecated, use pause() and resume()" )
if switch == true then
- local tmp = _readlistlen
- _readlistlen = removesocket( _readlist, socket, _readlistlen )
- _readtimes[ handler ] = nil
- if _readlistlen ~= tmp then
- noread = true
- end
+ return self:pause()
elseif switch == false then
- if noread then
- noread = false
- _readlistlen = addsocket(_readlist, socket, _readlistlen)
- _readtimes[ handler ] = _currenttime
- end
+ return self:resume()
end
return noread
end
handler.pause = function (self)
- return self:lock_read(true);
+ local tmp = _readlistlen
+ _readlistlen = removesocket( _readlist, socket, _readlistlen )
+ _readtimes[ handler ] = nil
+ if _readlistlen ~= tmp then
+ noread = true
+ end
+ return noread;
end
handler.resume = function (self)
- return self:lock_read(false);
+ if noread then
+ noread = false
+ _readlistlen = addsocket(_readlist, socket, _readlistlen)
+ _readtimes[ handler ] = _currenttime
+ end
+ return noread;
end
handler.lock = function( self, switch )
- handler.lock_read (switch)
+ out_error( "server.lua, lock() is deprecated" )
+ handler.lock_read (self, switch)
if switch == true then
- handler.write = idfalse
- local tmp = _sendlistlen
- _sendlistlen = removesocket( _sendlist, socket, _sendlistlen )
- _writetimes[ handler ] = nil
- if _sendlistlen ~= tmp then
- nosend = true
- end
+ handler.pause_writes (self)
elseif switch == false then
- handler.write = write
- if nosend then
- nosend = false
- write( "" )
- end
+ handler.resume_writes (self)
end
return noread, nosend
end
+ handler.pause_writes = function (self)
+ local tmp = _sendlistlen
+ _sendlistlen = removesocket( _sendlist, socket, _sendlistlen )
+ _writetimes[ handler ] = nil
+ if _sendlistlen ~= tmp then
+ nosend = true
+ end
+ end
+ handler.resume_writes = function (self)
+ if nosend then
+ nosend = false
+ write( "" )
+ end
+ end
+
local _readbuffer = function( ) -- this function reads data
local buffer, err, part = receive( socket, pattern ) -- receive buffer with "pattern"
if not err or (err == "wantread" or err == "timeout") then -- received something
@@ -659,7 +667,7 @@ wrapconnection = function( server, listeners, socket, ip, serverport, clientport
_socketlist[ socket ] = handler
_readlistlen = addsocket(_readlist, socket, _readlistlen)
- if sslctx and has_luasec then
+ if sslctx and ssldirect and has_luasec then
out_put "server.lua: auto-starting ssl negotiation..."
handler.autostart_ssl = true;
local ok, err = handler:starttls(sslctx);
@@ -734,9 +742,13 @@ end
----------------------------------// PUBLIC //--
-addserver = function( addr, port, listeners, pattern, sslctx ) -- this function provides a way for other scripts to reg a server
+listen = function ( addr, port, listeners, config )
addr = addr or "*"
+ config = config or {}
local err
+ local sslctx = config.tls_ctx;
+ local ssldirect = config.tls_direct;
+ local pattern = config.read_size;
if type( listeners ) ~= "table" then
err = "invalid listener table"
elseif type ( addr ) ~= "string" then
@@ -757,7 +769,7 @@ addserver = function( addr, port, listeners, pattern, sslctx ) -- this function
out_error( "server.lua, [", addr, "]:", port, ": ", err )
return nil, err
end
- local handler, err = wrapserver( listeners, server, addr, port, pattern, sslctx ) -- wrap new server socket
+ local handler, err = wrapserver( listeners, server, addr, port, pattern, sslctx, ssldirect ) -- wrap new server socket
if not handler then
server:close( )
return nil, err
@@ -770,6 +782,14 @@ addserver = function( addr, port, listeners, pattern, sslctx ) -- this function
return handler
end
+addserver = function( addr, port, listeners, pattern, sslctx ) -- this function provides a way for other scripts to reg a server
+ return listen(addr, port, listeners, {
+ read_size = pattern;
+ tls_ctx = sslctx;
+ tls_direct = sslctx and true or false;
+ });
+end
+
getserver = function ( addr, port )
return _server[ addr..":"..port ];
end
@@ -978,7 +998,7 @@ end
--// EXPERIMENTAL //--
local wrapclient = function( socket, ip, serverport, listeners, pattern, sslctx )
- local handler, socket, err = wrapconnection( nil, listeners, socket, ip, serverport, "clientport", pattern, sslctx )
+ local handler, socket, err = wrapconnection( nil, listeners, socket, ip, serverport, "clientport", pattern, sslctx, sslctx)
if not handler then return nil, err end
_socketlist[ socket ] = handler
if not sslctx then
@@ -1114,6 +1134,7 @@ return {
stats = stats,
closeall = closeall,
addserver = addserver,
+ listen = listen,
getserver = getserver,
setlogger = setlogger,
getsettings = getsettings,
diff --git a/net/websocket/frames.lua b/net/websocket/frames.lua
index ba25d261..86752109 100644
--- a/net/websocket/frames.lua
+++ b/net/websocket/frames.lua
@@ -9,20 +9,21 @@
local softreq = require "util.dependencies".softreq;
local random_bytes = require "util.random".bytes;
-local bit = assert(softreq"bit" or softreq"bit32",
+local bit = assert(softreq"bit32" or softreq"bit",
"No bit module found. See https://prosody.im/doc/depends#bitop");
local band = bit.band;
local bor = bit.bor;
local bxor = bit.bxor;
local lshift = bit.lshift;
local rshift = bit.rshift;
+local unpack = table.unpack or unpack; -- luacheck: ignore 113
local t_concat = table.concat;
local s_byte = string.byte;
local s_char= string.char;
local s_sub = string.sub;
-local s_pack = string.pack; -- luacheck: ignore 143
-local s_unpack = string.unpack; -- luacheck: ignore 143
+local s_pack = string.pack;
+local s_unpack = string.unpack;
if not s_pack and softreq"struct" then
s_pack = softreq"struct".pack;