diff options
Diffstat (limited to 'core/stanza_router.lua')
| -rw-r--r-- | core/stanza_router.lua | 109 |
1 files changed, 39 insertions, 70 deletions
diff --git a/core/stanza_router.lua b/core/stanza_router.lua index ae6b944f..6fa41232 100644 --- a/core/stanza_router.lua +++ b/core/stanza_router.lua @@ -10,6 +10,8 @@ local log = require "util.logger".init("stanzarouter") +local hosts = _G.hosts; + local st = require "util.stanza"; local send_s2s = require "core.s2smanager".send_to_host; local user_exists = require "core.usermanager".user_exists; @@ -24,9 +26,9 @@ local s2s_make_authenticated = require "core.s2smanager".make_authenticated; local modules_handle_stanza = require "core.modulemanager".handle_stanza; local component_handle_stanza = require "core.componentmanager".handle_stanza; -local handle_outbound_presence_subscriptions_and_probes = require "core.presencemanager".handle_outbound_presence_subscriptions_and_probes; -local handle_inbound_presence_subscriptions_and_probes = require "core.presencemanager".handle_inbound_presence_subscriptions_and_probes; -local handle_normal_presence = require "core.presencemanager".handle_normal_presence; +local handle_outbound_presence_subscriptions_and_probes = function()end;--require "core.presencemanager".handle_outbound_presence_subscriptions_and_probes; +local handle_inbound_presence_subscriptions_and_probes = function()end;--require "core.presencemanager".handle_inbound_presence_subscriptions_and_probes; +local handle_normal_presence = function()end;--require "core.presencemanager".handle_normal_presence; local format = string.format; local tostring = tostring; @@ -40,18 +42,16 @@ local ipairs = ipairs; local jid_split = require "util.jid".split; local jid_prepped_split = require "util.jid".prepped_split; local print = print; -local function checked_error_reply(origin, stanza) - 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 +local fire_event = require "core.eventmanager2".fire_event; function core_process_stanza(origin, stanza) (origin.log or log)("debug", "Received[%s]: %s", origin.type, stanza: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. + -- Currently we guarantee every stanza to have an xmlns, should we keep this rule? + if not stanza.attr.xmlns then stanza.attr.xmlns = "jabber:client"; end + -- TODO verify validity of stanza (as well as JID validity) - if stanza.attr.xmlns == "error" and #stanza.tags == 0 then return; end -- TODO invalid stanza, log + if stanza.attr.type == "error" and #stanza.tags == 0 then return; end -- TODO invalid stanza, log if stanza.name == "iq" then if (stanza.attr.type == "set" or stanza.attr.type == "get") and #stanza.tags ~= 1 then origin.send(st.error_reply(stanza, "modify", "bad-request")); @@ -103,69 +103,42 @@ function core_process_stanza(origin, stanza) return; -- FIXME what should we do here? end]] -- FIXME - -- FIXME do stanzas not of jabber:client get handled by components? - if (origin.type == "s2sin" or origin.type == "c2s" or origin.type == "component") and (not xmlns or xmlns == "jabber:server" or xmlns == "jabber:client") then + if (origin.type == "s2sin" or origin.type == "c2s" or origin.type == "component") and xmlns == "jabber:client" then if origin.type == "s2sin" and not origin.dummy then local host_status = origin.hosts[from_host]; if not host_status or not host_status.authed then -- remote server trying to impersonate some other server? - log("warn", "Received a stanza claiming to be from %s, over a conn authed for %s!", from_host, origin.from_host); + log("warn", "Received a stanza claiming to be from %s, over a stream authed for %s!", from_host, origin.from_host); return; -- FIXME what should we do here? does this work with subdomains? end end - if origin.type == "c2s" and stanza.name == "presence" and to ~= nil and not(origin.roster[to_bare] and (origin.roster[to_bare].subscription == "both" or origin.roster[to_bare].subscription == "from")) then -- directed presence - origin.directed = origin.directed or {}; - origin.directed[to] = true; - --t_insert(origin.directed, to); -- FIXME does it make more sense to add to_bare rather than to? - end - if not to then - core_handle_stanza(origin, stanza); - 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(host or origin.host or origin.to_host, origin, stanza); - elseif origin.type == "c2s" and stanza.name == "presence" and stanza.attr.type ~= nil and stanza.attr.type ~= "unavailable" and stanza.attr.type ~= "error" then - handle_outbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza); - elseif hosts[to] and hosts[to].type == "component" then -- hack to allow components to handle node@server/resource and server/resource - component_handle_stanza(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[host] and hosts[host].type == "component" then -- directed at a component - component_handle_stanza(origin, stanza); - elseif hosts[host] and hosts[host].type == "local" and stanza.name == "iq" and not resource then -- directed at bare JID - core_handle_stanza(origin, stanza); - else - core_route_stanza(origin, stanza); - end + core_post_stanza(origin, stanza); else - core_handle_stanza(origin, stanza); + modules_handle_stanza(host or origin.host or origin.to_host, origin, stanza); end end --- This function handles stanzas which are not routed any further, --- that is, they are handled by this server -function core_handle_stanza(origin, stanza) - -- Handlers - if modules_handle_stanza(select(2, jid_split(stanza.attr.to)) or origin.host, origin, stanza) then return; end - if origin.type == "c2s" or origin.type == "s2sin" then - if origin.type == "c2s" then - if stanza.name == "presence" and origin.roster then - if stanza.attr.type == nil or stanza.attr.type == "unavailable" and stanza.attr.type ~= "error" then - handle_normal_presence(origin, stanza, core_route_stanza); - else - log("warn", "Unhandled c2s presence: %s", tostring(stanza)); - checked_error_reply(origin, stanza); - end - else - log("warn", "Unhandled c2s stanza: %s", tostring(stanza)); - checked_error_reply(origin, stanza); - end - else -- s2s stanzas - log("warn", "Unhandled s2s stanza: %s", tostring(stanza)); - checked_error_reply(origin, stanza); - end +function core_post_stanza(origin, stanza) + local to = stanza.attr.to; + local node, host, resource = jid_split(to); + local to_bare = node and (node.."@"..host) or host; -- bare JID + + local event_data = {origin=origin, stanza=stanza}; + if host and fire_event(host.."/"..stanza.name, event_data) then + -- event handled + elseif stanza.name == "presence" and origin.host and fire_event(origin.host.."/"..stanza.name, event_data) then + -- event handled + elseif not to then + modules_handle_stanza(host or origin.host or origin.to_host, origin, stanza); + elseif hosts[to] and hosts[to].type == "local" then -- directed at a local server + 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[host] and hosts[host].type == "component" then -- directed at a component + component_handle_stanza(origin, stanza); + elseif hosts[host] and hosts[host].type == "local" and stanza.name == "iq" and not resource then -- directed at bare JID + modules_handle_stanza(host or origin.host or origin.to_host, origin, stanza); else - log("warn", "Unhandled %s stanza: %s", origin.type, tostring(stanza)); - checked_error_reply(origin, stanza); + core_route_stanza(origin, stanza); end end @@ -185,9 +158,7 @@ function core_route_stanza(origin, stanza) origin = origin or hosts[from_host]; if not origin then return false; end - if hosts[to] and hosts[to].type == "component" then -- hack to allow components to handle node@server/resource and server/resource - return component_handle_stanza(origin, stanza); - elseif hosts[to_bare] and hosts[to_bare].type == "component" then -- hack to allow components to handle node@server + if hosts[to_bare] and hosts[to_bare].type == "component" then -- hack to allow components to handle node@server return component_handle_stanza(origin, stanza); elseif hosts[host] and hosts[host].type == "component" then -- directed at a component return component_handle_stanza(origin, stanza); @@ -201,7 +172,9 @@ function core_route_stanza(origin, stanza) local user = host_session.sessions[node]; if user then local res = user.sessions[resource]; - if not res then + if res then -- resource is online... + res.send(stanza); -- Yay \o/ + else -- if we get here, resource was not specified or was unavailable if stanza.name == "presence" then if stanza.attr.type ~= nil and stanza.attr.type ~= "unavailable" and stanza.attr.type ~= "error" then @@ -252,10 +225,6 @@ function core_route_stanza(origin, stanza) elseif stanza.attr.type == "get" or stanza.attr.type == "set" then origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); end - else - -- User + resource is online... - stanza.attr.to = res.full_jid; -- reset at the end of function - res.send(stanza); -- Yay \o/ end else -- user not online |