--- The code in this file should be self-explanatory, though the logic is horrible
--- for more info on that, see doc/stanza_routing.txt, which attempts to condense
--- the rules from the RFCs (mainly 3921)
-
-require "core.servermanager"
-
local log = require "util.logger".init("stanzarouter")
local st = require "util.stanza";
local print = print;
function core_process_stanza(origin, stanza)
- log("debug", "Received[%s]: %s", origin.type, stanza:pretty_top_tag())
+ (origin.log or log)("debug", "Received[%s]: %s", origin.type, stanza:pretty_print()) --top_tag())
if not stanza.attr.xmlns then stanza.attr.xmlns = "jabber:client"; end -- FIXME Hack. This should be removed when we fix namespace handling.
-- TODO verify validity of stanza (as well as JID validity)
elseif hosts[to] and hosts[to].type == "local" then -- directed at a local server
core_handle_stanza(origin, stanza);
elseif stanza.attr.xmlns and stanza.attr.xmlns ~= "jabber:client" and stanza.attr.xmlns ~= "jabber:server" then
- modules_handle_stanza(origin, stanza);
+ modules_handle_stanza(host or origin.host or origin.to_host, origin, stanza);
elseif hosts[to_bare] and hosts[to_bare].type == "component" then -- hack to allow components to handle node@server
component_handle_stanza(origin, stanza);
elseif hosts[to] and hosts[to].type == "component" then -- hack to allow components to handle node@server/resource and server/resource
-- that is, they are handled by this server
function core_handle_stanza(origin, stanza)
-- Handlers
- if modules_handle_stanza(origin, stanza) then return; end
+ if modules_handle_stanza(stanza.attr.to or origin.host, origin, stanza) then return; end
if origin.type == "c2s" or origin.type == "c2s_unauthed" then
local session = origin;
stanza.attr.to = nil; -- reset it
else
log("warn", "Unhandled c2s presence: %s", tostring(stanza));
- if stanza.attr.type ~= "error" then
+ if (stanza.attr.xmlns == "jabber:client" or stanza.attr.xmlns == "jabber:server") and stanza.attr.type ~= "error" then
origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); -- FIXME correct error?
end
end
else
log("warn", "Unhandled c2s stanza: %s", tostring(stanza));
- if stanza.attr.type ~= "error" and stanza.attr.type ~= "result" then
+ if (stanza.attr.xmlns == "jabber:client" or stanza.attr.xmlns == "jabber:server") and stanza.attr.type ~= "error" and stanza.attr.type ~= "result" then
origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); -- FIXME correct error?
end
end -- TODO handle other stanzas
else
log("warn", "Unhandled origin: %s", origin.type);
- if stanza.attr.type ~= "error" and stanza.attr.type ~= "result" then
+ if (stanza.attr.xmlns == "jabber:client" or stanza.attr.xmlns == "jabber:server") and stanza.attr.type ~= "error" and stanza.attr.type ~= "result" then
-- s2s stanzas can get here
- (origin.sends2s or origin.send)(st.error_reply(stanza, "cancel", "service-unavailable")); -- FIXME correct error?
+ origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); -- FIXME correct error?
end
end
end
local from_node, from_host, from_resource = jid_split(from);
local from_bare = from_node and (from_node.."@"..from_host) or from_host; -- bare JID
+ -- Auto-detect origin if not specified
+ origin = origin or hosts[from_host];
+ if not origin then return false; end
+
if stanza.name == "presence" and (stanza.attr.type ~= nil and stanza.attr.type ~= "unavailable") then resource = nil; end
local host_session = hosts[host]
elseif origin.type == "component" or origin.type == "local" then
-- Route via s2s for components and modules
log("debug", "Routing outgoing stanza for %s to %s", origin.host, host);
- for k,v in pairs(origin) do print("origin:", tostring(k), tostring(v)); end
- print(tostring(host), tostring(from_host))
send_s2s(origin.host, host, stanza);
else
log("warn", "received stanza from unhandled connection type: %s", origin.type);