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-rw-r--r--plugins/mod_s2s/s2sout.lib.lua53
1 files changed, 21 insertions, 32 deletions
diff --git a/plugins/mod_s2s/s2sout.lib.lua b/plugins/mod_s2s/s2sout.lib.lua
index dc122af7..1038a616 100644
--- a/plugins/mod_s2s/s2sout.lib.lua
+++ b/plugins/mod_s2s/s2sout.lib.lua
@@ -1,7 +1,7 @@
-- Prosody IM
-- Copyright (C) 2008-2010 Matthew Wild
-- Copyright (C) 2008-2010 Waqas Hussain
---
+--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--
@@ -22,6 +22,8 @@ local local_addresses = require "util.net".local_addresses;
local s2s_destroy_session = require "core.s2smanager".destroy_session;
+local default_mode = module:get_option("network_default_read_size", 4096);
+
local log = module._log;
local sources = {};
@@ -46,14 +48,14 @@ end
function s2sout.initiate_connection(host_session)
initialize_filters(host_session);
host_session.version = 1;
-
+
-- Kick the connection attempting machine into life
if not s2sout.attempt_connection(host_session) then
-- Intentionally not returning here, the
-- session is needed, connected or not
s2s_destroy_session(host_session);
end
-
+
if not host_session.sends2s then
-- A sends2s which buffers data (until the stream is opened)
-- note that data in this buffer will be sent before the stream is authed
@@ -74,22 +76,23 @@ end
function s2sout.attempt_connection(host_session, err)
local to_host = host_session.to_host;
local connect_host, connect_port = to_host and idna_to_ascii(to_host), 5269;
-
+
if not connect_host then
return false;
end
-
+
if not err then -- This is our first attempt
log("debug", "First attempt to connect to %s, starting with SRV lookup...", to_host);
host_session.connecting = true;
local handle;
handle = adns.lookup(function (answer)
handle = nil;
+ local srv_hosts = { answer = answer };
+ host_session.srv_hosts = srv_hosts;
+ host_session.srv_choice = 0;
host_session.connecting = nil;
if answer and #answer > 0 then
log("debug", "%s has SRV records, handling...", to_host);
- local srv_hosts = { answer = answer };
- host_session.srv_hosts = srv_hosts;
for _, record in ipairs(answer) do
t_insert(srv_hosts, record.srv);
end
@@ -99,7 +102,7 @@ function s2sout.attempt_connection(host_session, err)
return;
end
t_sort(srv_hosts, compare_srv_priorities);
-
+
local srv_choice = srv_hosts[1];
host_session.srv_choice = 1;
if srv_choice then
@@ -118,7 +121,7 @@ function s2sout.attempt_connection(host_session, err)
end
end
end, "_xmpp-server._tcp."..connect_host..".", "SRV");
-
+
return true; -- Attempt in progress
elseif host_session.ip_hosts then
return s2sout.try_connect(host_session, connect_host, connect_port, err);
@@ -128,11 +131,11 @@ function s2sout.attempt_connection(host_session, err)
connect_host, connect_port = srv_choice.target or to_host, srv_choice.port or connect_port;
host_session.log("info", "Connection failed (%s). Attempt #%d: This time to %s:%d", tostring(err), host_session.srv_choice, connect_host, connect_port);
else
- host_session.log("info", "Out of connection options, can't connect to %s", tostring(host_session.to_host));
+ host_session.log("info", "Failed in all attempts to connect to %s", tostring(host_session.to_host));
-- We're out of options
return false;
end
-
+
if not (connect_host and connect_port) then
-- Likely we couldn't resolve DNS
log("warn", "Hmm, we're without a host (%s) and port (%s) to connect to for %s, giving up :(", tostring(connect_host), tostring(connect_port), tostring(to_host));
@@ -252,11 +255,12 @@ function s2sout.try_connect(host_session, connect_host, connect_port, err)
end
function s2sout.make_connect(host_session, connect_host, connect_port)
- (host_session.log or log)("info", "Beginning new connection attempt to %s ([%s]:%d)", host_session.to_host, connect_host.addr, connect_port);
+ (host_session.log or log)("debug", "Beginning new connection attempt to %s ([%s]:%d)", host_session.to_host, connect_host.addr, connect_port);
-- Reset secure flag in case this is another
-- connection attempt after a failed STARTTLS
host_session.secure = nil;
+ host_session.encrypted = nil;
local conn, handler;
local proto = connect_host.proto;
@@ -267,7 +271,7 @@ function s2sout.make_connect(host_session, connect_host, connect_port)
else
handler = "Unsupported protocol: "..tostring(proto);
end
-
+
if not conn then
log("warn", "Failed to create outgoing connection, system error: %s", handler);
return false, handler;
@@ -279,29 +283,14 @@ function s2sout.make_connect(host_session, connect_host, connect_port)
log("warn", "s2s connect() to %s (%s:%d) failed: %s", host_session.to_host, connect_host.addr, connect_port, err);
return false, err;
end
-
- conn = wrapclient(conn, connect_host.addr, connect_port, s2s_listener, "*a");
+
+ conn = wrapclient(conn, connect_host.addr, connect_port, s2s_listener, default_mode);
host_session.conn = conn;
-
- local filter = initialize_filters(host_session);
- local w, log = conn.write, host_session.log;
- host_session.sends2s = function (t)
- log("debug", "sending: %s", (t.top_tag and t:top_tag()) or t:match("^[^>]*>?"));
- if t.name then
- t = filter("stanzas/out", t);
- end
- if t then
- t = filter("bytes/out", tostring(t));
- if t then
- return w(conn, tostring(t));
- end
- end
- end
-
+
-- Register this outgoing connection so that xmppserver_listener knows about it
-- otherwise it will assume it is a new incoming connection
s2s_listener.register_outgoing(conn, host_session);
-
+
log("debug", "Connection attempt in progress...");
return true;
end