Merge pull request #1921 from jitsi/rayo_filter_subdomains_support

Adds multidomain support to rayo filter module.
This commit is contained in:
Aaron van Meerten 2017-08-22 15:22:08 -05:00 committed by GitHub
commit 45b8693a3e
2 changed files with 43 additions and 1 deletions

View File

@ -1,6 +1,7 @@
local st = require "util.stanza";
local token_util = module:require "token/util".new(module);
local room_jid_match_rewrite = module:require "util".room_jid_match_rewrite;
-- no token configuration but required
if token_util == nil then
@ -30,7 +31,8 @@ module:hook("pre-iq/full", function(event)
if token == nil
or roomName == nil
or not token_util:verify_room(session, roomName) then
or not token_util:verify_room(
session, room_jid_match_rewrite(roomName)) then
module:log("info",
"Filtering stanza dial, stanza:%s", tostring(stanza));
session.send(st.error_reply(stanza, "auth", "forbidden"));

View File

@ -1,6 +1,45 @@
local jid = require "util.jid";
local runner, waiter = require "util.async".runner, require "util.async".waiter;
local muc_domain_prefix
= module:get_option_string("muc_mapper_domain_prefix", "conference");
-- defaults to module.host, the module that uses the utility
local muc_domain_base
= module:get_option_string("muc_mapper_domain_base", module.host);
-- The "real" MUC domain that we are proxying to
local muc_domain = module:get_option_string(
"muc_mapper_domain", muc_domain_prefix.."."..muc_domain_base);
local escaped_muc_domain_base = muc_domain_base:gsub("%p", "%%%1");
local escaped_muc_domain_prefix = muc_domain_prefix:gsub("%p", "%%%1");
-- The pattern used to extract the target subdomain
-- (e.g. extract 'foo' from 'foo.muc.example.com')
local target_subdomain_pattern
= "^"..escaped_muc_domain_prefix..".([^%.]+)%."..escaped_muc_domain_base;
--- Utility function to check and convert a room JID from
-- virtual room1@muc.foo.example.com to real [foo]room1@muc.example.com
-- @param room_jid the room jid to match and rewrite if needed
-- @return returns room jid [foo]room1@muc.example.com when it has subdomain
-- otherwise room1@muc.example.com(the room_jid value untouched)
local function room_jid_match_rewrite(room_jid)
local node, host, resource = jid.split(room_jid);
local target_subdomain = host and host:match(target_subdomain_pattern);
if not target_subdomain then
module:log("debug", "No need to rewrite out 'to' %s", room_jid);
return room_jid;
end
-- Ok, rewrite room_jid address to new format
local new_node, new_host, new_resource
= "["..target_subdomain.."]"..node, muc_domain, resource;
room_jid = jid.join(new_node, new_host, new_resource);
module:log("debug", "Rewrote to %s", room_jid);
return room_jid
end
--- Finds and returns room by its jid
-- @param room_jid the room jid to search in the muc component
-- @return returns room if found or nil
@ -37,4 +76,5 @@ end
return {
get_room_from_jid = get_room_from_jid;
wrap_async_run = wrap_async_run;
room_jid_match_rewrite= room_jid_match_rewrite;
};