Merge 0.10->trunk

2 files changed, 4 insertions, 12 deletions

diff --git a/plugins/mod_s2s/mod_s2s.lua b/plugins/mod_s2s/mod_s2s.lua
index e7c10e7e..5a47559e 100644
--- a/plugins/mod_s2s/mod_s2s.lua
+++ b/plugins/mod_s2s/mod_s2s.lua
@@ -37,6 +37,8 @@ local secure_domains, insecure_domains =
 	module:get_option_set("s2s_secure_domains", {})._items, module:get_option_set("s2s_insecure_domains", {})._items;
 local require_encryption = module:get_option_boolean("s2s_require_encryption", false);
 
+local measure_connections = module:measure("connections", "counter");
+
 local sessions = module:shared("sessions");
 
 local log = module._log;
@@ -577,6 +579,7 @@ local function initialize_session(session)
 end
 
 function listener.onconnect(conn)
+	measure_connections(1);
 	conn:setoption("keepalive", opt_keepalives);
 	local session = sessions[conn];
 	if not session then -- New incoming connection
@@ -608,6 +611,7 @@ function listener.onstatus(conn, status)
 end
 
 function listener.ondisconnect(conn, err)
+	measure_connections(-1);
 	local session = sessions[conn];
 	if session then
 		sessions[conn] = nil;
diff --git a/plugins/mod_s2s/s2sout.lib.lua b/plugins/mod_s2s/s2sout.lib.lua
index 942a618d..5214f4cf 100644
--- a/plugins/mod_s2s/s2sout.lib.lua
+++ b/plugins/mod_s2s/s2sout.lib.lua
@@ -169,18 +169,6 @@ function s2sout.try_connect(host_session, connect_host, connect_port, err)
 			handle4 = adns.lookup(function (reply, err)
 				handle4 = nil;
 
-				-- COMPAT: This is a compromise for all you CNAME-(ab)users :)
-				if not (reply and reply[#reply] and reply[#reply].a) then
-					local count = max_dns_depth;
-					reply = dns.peek(connect_host, "CNAME", "IN");
-					while count > 0 and reply and reply[#reply] and not reply[#reply].a and reply[#reply].cname do
-						log("debug", "Looking up %s (DNS depth is %d)", tostring(reply[#reply].cname), count);
-						reply = dns.peek(reply[#reply].cname, "A", "IN") or dns.peek(reply[#reply].cname, "CNAME", "IN");
-						count = count - 1;
-					end
-				end
-				-- end of CNAME resolving
-
 				if reply and reply[#reply] and reply[#reply].a then
 					for _, ip in ipairs(reply) do
 						log("debug", "DNS reply for %s gives us %s", connect_host, ip.a);