Tue, 22 Jun 2010 20:52:43 +0100
mod_auth_internal_hashed: Remove far too many instances of inline hex conversion using gsub, which was creating useless closures and what-not
-- 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. -- if module:get_host_type() ~= "component" then error("Don't load mod_component manually, it should be for a component, please see http://prosody.im/doc/components", 0); end local hosts = _G.hosts; local t_concat = table.concat; local config = require "core.configmanager"; local cm_register_component = require "core.componentmanager".register_component; local cm_deregister_component = require "core.componentmanager".deregister_component; local sha1 = require "util.hashes".sha1; local st = require "util.stanza"; local log = module._log; --- Handle authentication attempts by components function handle_component_auth(session, stanza) log("info", "Handling component auth"); if (not session.host) or #stanza.tags > 0 then (session.log or log)("warn", "Component handshake invalid"); session:close("not-authorized"); return; end local secret = config.get(session.user, "core", "component_secret"); if not secret then (session.log or log)("warn", "Component attempted to identify as %s, but component_secret is not set", session.user); session:close("not-authorized"); return; end local supplied_token = t_concat(stanza); local calculated_token = sha1(session.streamid..secret, true); if supplied_token:lower() ~= calculated_token:lower() then log("info", "Component for %s authentication failed", session.host); session:close{ condition = "not-authorized", text = "Given token does not match calculated token" }; return; end -- Authenticated now log("info", "Component authenticated: %s", session.host); -- If component not already created for this host, create one now if not hosts[session.host].connected then local send = session.send; session.component_session = cm_register_component(session.host, function (_, data) if data.attr and data.attr.xmlns == "jabber:client" then data.attr.xmlns = nil; end return send(data); end); hosts[session.host].connected = true; log("info", "Component successfully registered"); else log("error", "Multiple components bound to the same address, first one wins (TODO: Implement stanza distribution)"); end -- Signal successful authentication session.send(st.stanza("handshake")); end module:add_handler("component", "handshake", "jabber:component:accept", handle_component_auth);