Mercurial > prosody-modules
view mod_component_roundrobin/mod_component_roundrobin.lua @ 5919:99ecfe44910b
mod_pubsub_serverinfo: Explicitly depend on mod_server_info
Otherwise the pubsub node will not be advertised unless the admin explicitly
loads that module, or another module that depends on it.
author | Matthew Wild <mwild1@gmail.com> |
---|---|
date | Fri, 07 Jun 2024 15:53:30 +0100 |
parents | 7dbde05b48a9 |
children |
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-- 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 sha1 = require "util.hashes".sha1; local st = require "util.stanza"; local log = module._log; local sessions = module:shared("sessions"); local last_session; local function on_destroy(session, err) if sessions[session] then if last_session == session then last_session = nil; end sessions[session] = nil; session.on_destroy = nil; end end local function handle_stanza(event) local stanza = event.stanza; if next(sessions) then stanza.attr.xmlns = nil; last_session = next(sessions, last_session) or next(sessions); last_session.send(stanza); else log("warn", "Component not connected, bouncing error for: %s", stanza:top_tag()); if stanza.attr.type ~= "error" and stanza.attr.type ~= "result" then event.origin.send(st.error_reply(stanza, "wait", "service-unavailable", "Component unavailable")); end end return true; end module:hook("iq/bare", handle_stanza, -0.5); module:hook("message/bare", handle_stanza, -0.5); module:hook("presence/bare", handle_stanza, -0.5); module:hook("iq/full", handle_stanza, -0.5); module:hook("message/full", handle_stanza, -0.5); module:hook("presence/full", handle_stanza, -0.5); module:hook("iq/host", handle_stanza, -0.5); module:hook("message/host", handle_stanza, -0.5); module:hook("presence/host", handle_stanza, -0.5); --- Handle authentication attempts by components function handle_component_auth(event) local session, stanza = event.origin, event.stanza; if session.type ~= "component_unauthed" then return; end if sessions[session] then return; end if (not session.host) or #stanza.tags > 0 then (session.log or log)("warn", "Invalid component handshake for host: %s", session.host); session:close("not-authorized"); return true; end local secret = module:get_option("component_secret"); if not secret then (session.log or log)("warn", "Component attempted to identify as %s, but component_secret is not set", session.host); session:close("not-authorized"); return true; 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 authentication failed for %s", session.host); session:close{ condition = "not-authorized", text = "Given token does not match calculated token" }; return true; end -- Add session to sessions table sessions[session] = true; session.on_destroy = on_destroy; session.component_validate_from = module:get_option_boolean("validate_from_addresses", true); session.type = "component"; log("info", "Component successfully authenticated: %s", session.host); session.send(st.stanza("handshake")); return true; end module:hook("stanza/jabber:component:accept:handshake", handle_component_auth, 10);