net.http, net.http.server, mod_c2s, mod_s2s, mod_component, mod_admin_telnet, mod_net_multiplex: Add ondetach to release connection from 'sessions' table (or equivalent)

net/http.lua

@@ -72,6 +72,10 @@ function listener.ondisconnect(conn, err)
 	requests[conn] = nil;
 end
 
+function listener.ondetach(conn)
+	requests[conn] = nil;
+end
+
 local function request_reader(request, data, err)
 	if not request.parser then
 		local function error_cb(reason)

net/http/server.lua

@@ -142,6 +142,10 @@ function listener.ondisconnect(conn)
 	sessions[conn] = nil;
 end
 
+function listener.ondetach(conn)
+	sessions[conn] = nil;
+end
+
 function listener.onincoming(conn, data)
 	sessions[conn]:feed(data);
 end

plugins/mod_admin_telnet.lua

@@ -163,6 +163,10 @@ function console_listener.ondisconnect(conn, err)
 	end
 end
 
+function console_listener.ondetach(conn)
+	sessions[conn] = nil;
+end
+
 -- Console commands --
 -- These are simple commands, not valid standalone in Lua
 

plugins/mod_c2s.lua

@@ -266,6 +266,10 @@ function listener.associate_session(conn, session)
 	sessions[conn] = session;
 end
 
+function listener.ondetach(conn)
+	sessions[conn] = nil;
+end
+
 module:hook("server-stopping", function(event)
 	local reason = event.reason;
 	for _, session in pairs(sessions) do

plugins/mod_component.lua

@@ -319,6 +319,10 @@ function listener.ondisconnect(conn, err)
 	end
 end
 
+function listener.ondetach(conn)
+	sessions[conn] = nil;
+end
+
 module:provides("net", {
 	name = "component";
 	private = true;

plugins/mod_net_multiplex.lua

@@ -34,7 +34,6 @@ end
 function listener.onincoming(conn, data)
 	if not data then return; end
 	local buf = buffers[conn];
-	buffers[conn] = nil;
 	buf = buf and buf..data or data;
 	for service, multiplex_pattern in pairs(available_services) do
 		if buf:match(multiplex_pattern) then
@@ -57,6 +56,8 @@ function listener.ondisconnect(conn, err)
 	buffers[conn] = nil; -- warn if no buffer?
 end
 
+listener.ondetach = listener.ondisconnect;
+
 module:provides("net", {
 	name = "multiplex";
 	config_prefix = "";

plugins/mod_s2s/mod_s2s.lua

@@ -638,6 +638,10 @@ function listener.register_outgoing(conn, session)
 	initialize_session(session);
 end
 
+function listener.ondetach(conn)
+	sessions[conn] = nil;
+end
+
 function check_auth_policy(event)
 	local host, session = event.host, event.session;
 	local must_secure = secure_auth;