author | Matthew Wild <mwild1@gmail.com> |
Fri, 30 Jan 2009 17:40:25 +0000 | |
changeset 759 | 5cccfb5da6cb |
parent 758 | b1885732e979 |
child 760 | 90ce865eebd8 |
permissions | -rw-r--r-- |
759 | 1 |
-- Prosody IM v0.3 |
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-- Copyright (C) 2008 Matthew Wild |
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-- Copyright (C) 2008 Waqas Hussain |
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-- |
758 | 5 |
-- This project is MIT/X11 licensed. Please see the |
6 |
-- COPYING file in the source package for more information. |
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-- |
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30 | 10 |
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11 |
local log = require "util.logger".init("stanzarouter") |
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local st = require "util.stanza"; |
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local send_s2s = require "core.s2smanager".send_to_host; |
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local user_exists = require "core.usermanager".user_exists; |
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local rostermanager = require "core.rostermanager"; |
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Routing code reorganization
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local sessionmanager = require "core.sessionmanager"; |
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local offlinemanager = require "core.offlinemanager"; |
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145 | 21 |
local s2s_verify_dialback = require "core.s2smanager".verify_dialback; |
146 | 22 |
local s2s_make_authenticated = require "core.s2smanager".make_authenticated; |
191 | 23 |
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24 |
local modules_handle_stanza = require "core.modulemanager".handle_stanza; |
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local component_handle_stanza = require "core.componentmanager".handle_stanza; |
191 | 26 |
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local handle_outbound_presence_subscriptions_and_probes = require "core.presencemanager".handle_outbound_presence_subscriptions_and_probes; |
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local handle_inbound_presence_subscriptions_and_probes = require "core.presencemanager".handle_inbound_presence_subscriptions_and_probes; |
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local handle_normal_presence = require "core.presencemanager".handle_normal_presence; |
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145 | 31 |
local format = string.format; |
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local tostring = tostring; |
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local t_concat = table.concat; |
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local t_insert = table.insert; |
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local tonumber = tonumber; |
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local s_find = string.find; |
145 | 37 |
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local jid_split = require "util.jid".split; |
718 | 39 |
local jid_prepped_split = require "util.jid".prepped_split; |
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local print = print; |
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local function checked_error_reply(origin, stanza) |
718 | 42 |
if (stanza.attr.xmlns == "jabber:client" or stanza.attr.xmlns == "jabber:server") and stanza.attr.type ~= "error" and stanza.attr.type ~= "result" then |
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origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); -- FIXME correct error? |
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end |
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45 |
end |
30 | 46 |
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function core_process_stanza(origin, stanza) |
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(origin.log or log)("debug", "Received[%s]: %s", origin.type, stanza:top_tag()) |
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if not stanza.attr.xmlns then stanza.attr.xmlns = "jabber:client"; end -- FIXME Hack. This should be removed when we fix namespace handling. |
73 | 51 |
-- TODO verify validity of stanza (as well as JID validity) |
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if stanza.name == "iq" and not(#stanza.tags == 1 and stanza.tags[1].attr.xmlns) then |
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if stanza.attr.type == "set" or stanza.attr.type == "get" then |
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error("Invalid IQ"); |
148 | 55 |
elseif #stanza.tags > 1 and not(stanza.attr.type == "error" or stanza.attr.type == "result") then |
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error("Invalid IQ"); |
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end |
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end |
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if origin.type == "c2s" and not origin.full_jid |
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and not(stanza.name == "iq" and stanza.tags[1].name == "bind" |
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and stanza.tags[1].attr.xmlns == "urn:ietf:params:xml:ns:xmpp-bind") then |
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error("Client MUST bind resource after auth"); |
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end |
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-- TODO also, stanzas should be returned to their original state before the function ends |
145 | 67 |
if origin.type == "c2s" then |
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stanza.attr.from = origin.full_jid; |
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end |
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local to, xmlns = stanza.attr.to, stanza.attr.xmlns; |
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local from = stanza.attr.from; |
718 | 72 |
local node, host, resource; |
73 |
local from_node, from_host, from_resource; |
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local to_bare, from_bare; |
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if to then |
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node, host, resource = jid_prepped_split(to); |
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if not host then |
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error("Invalid to JID"); |
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79 |
end |
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to_bare = node and (node.."@"..host) or host; -- bare JID |
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if resource then to = to_bare.."/"..resource; else to = to_bare; end |
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stanza.attr.to = to; |
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83 |
end |
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84 |
if from then |
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from_node, from_host, from_resource = jid_prepped_split(from); |
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86 |
if not from_host then |
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error("Invalid from JID"); |
|
88 |
end |
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89 |
from_bare = from_node and (from_node.."@"..from_host) or from_host; -- bare JID |
|
90 |
if from_resource then from = from_bare.."/"..from_resource; else from = from_bare; end |
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91 |
stanza.attr.from = from; |
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92 |
end |
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213 | 94 |
--[[if to and not(hosts[to]) and not(hosts[to_bare]) and (hosts[host] and hosts[host].type ~= "local") then -- not for us? |
95 |
log("warn", "stanza recieved for a non-local server"); |
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return; -- FIXME what should we do here? |
213 | 97 |
end]] -- FIXME |
207 | 98 |
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-- FIXME do stanzas not of jabber:client get handled by components? |
621
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if (origin.type == "s2sin" or origin.type == "c2s") and (not xmlns or xmlns == "jabber:server" or xmlns == "jabber:client") then |
631
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Bounce stanza errors on failed s2s
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if origin.type == "s2sin" and not origin.dummy then |
621
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102 |
local host_status = origin.hosts[from_host]; |
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Add support for dialback piggy-backing. Fixes #37. Thanks to CShadowRun for helping me test :)
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103 |
if not host_status or not host_status.authed then -- remote server trying to impersonate some other server? |
cd2cab5400fc
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104 |
log("warn", "Received a stanza claiming to be from %s, over a conn authed for %s!", from_host, origin.from_host); |
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105 |
return; -- FIXME what should we do here? does this work with subdomains? |
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parents:
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106 |
end |
cd2cab5400fc
Add support for dialback piggy-backing. Fixes #37. Thanks to CShadowRun for helping me test :)
Matthew Wild <mwild1@gmail.com>
parents:
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107 |
end |
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108 |
if not to then |
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109 |
core_handle_stanza(origin, stanza); |
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110 |
elseif hosts[to] and hosts[to].type == "local" then -- directed at a local server |
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core_handle_stanza(origin, stanza); |
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112 |
elseif stanza.attr.xmlns and stanza.attr.xmlns ~= "jabber:client" and stanza.attr.xmlns ~= "jabber:server" then |
438
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Bumper commit for the new modulemanager API \o/ Updates all the modules, though some more changes may be in store.
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113 |
modules_handle_stanza(host or origin.host or origin.to_host, origin, stanza); |
640
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Changed order of checking for component hosts to check the full and bare JIDs before the hostname (at another place)
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114 |
elseif hosts[to] and hosts[to].type == "component" then -- hack to allow components to handle node@server/resource and server/resource |
222
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115 |
component_handle_stanza(origin, stanza); |
640
068130563311
Changed order of checking for component hosts to check the full and bare JIDs before the hostname (at another place)
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116 |
elseif hosts[to_bare] and hosts[to_bare].type == "component" then -- hack to allow components to handle node@server |
222
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117 |
component_handle_stanza(origin, stanza); |
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118 |
elseif hosts[host] and hosts[host].type == "component" then -- directed at a component |
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119 |
component_handle_stanza(origin, stanza); |
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120 |
elseif origin.type == "c2s" and stanza.name == "presence" and stanza.attr.type ~= nil and stanza.attr.type ~= "unavailable" then |
321
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Moved presence subscription code from stanza_router to presencemanager
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121 |
handle_outbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza); |
274
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Fix routing of outbound iq stanzas
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parents:
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diff
changeset
|
122 |
elseif origin.type ~= "c2s" and stanza.name == "iq" and not resource then -- directed at bare JID |
222
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123 |
core_handle_stanza(origin, stanza); |
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|
124 |
else |
641 | 125 |
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 |
126 |
origin.directed = origin.directed or {}; |
|
127 |
t_insert(origin.directed, to); -- FIXME does it make more sense to add to_bare rather than to? |
|
128 |
end |
|
222
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129 |
core_route_stanza(origin, stanza); |
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|
130 |
end |
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Redirecting all stanzas not from origin of type s2sin and c2s to core_handle_stanza
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131 |
else |
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|
132 |
core_handle_stanza(origin, stanza); |
119
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Relocate presence broadcast to core_handle_stanza()
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133 |
end |
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Relocate presence broadcast to core_handle_stanza()
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134 |
end |
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Relocate presence broadcast to core_handle_stanza()
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135 |
|
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136 |
-- This function handles stanzas which are not routed any further, |
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137 |
-- that is, they are handled by this server |
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|
138 |
function core_handle_stanza(origin, stanza) |
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|
139 |
-- Handlers |
667
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Send host, and not the recipient's JID to module manager (fixes #53)
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|
140 |
if modules_handle_stanza(select(2, jid_split(stanza.attr.to)) or origin.host, origin, stanza) then return; end |
570
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Fixed: Stopped tryint to send error replies on unauthed connections
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parents:
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diff
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|
141 |
if origin.type == "c2s" or origin.type == "s2sin" then |
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parents:
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|
142 |
if origin.type == "c2s" then |
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parents:
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|
143 |
if stanza.name == "presence" and origin.roster then |
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|
144 |
if stanza.attr.type == nil or stanza.attr.type == "unavailable" then |
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|
145 |
handle_normal_presence(origin, stanza, core_route_stanza); |
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|
146 |
else |
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|
147 |
log("warn", "Unhandled c2s presence: %s", tostring(stanza)); |
715
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stanza_router: Fixed error replies for unhandled stanzas
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148 |
checked_error_reply(origin, stanza); |
570
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|
149 |
end |
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150 |
else |
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|
151 |
log("warn", "Unhandled c2s stanza: %s", tostring(stanza)); |
715
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152 |
checked_error_reply(origin, stanza); |
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153 |
end |
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|
154 |
else -- s2s stanzas |
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|
155 |
log("warn", "Unhandled s2s stanza: %s", tostring(stanza)); |
715
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|
156 |
checked_error_reply(origin, stanza); |
570
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|
157 |
end |
145 | 158 |
else |
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|
159 |
log("warn", "Unhandled %s stanza: %s", origin.type, tostring(stanza)); |
715
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|
160 |
checked_error_reply(origin, stanza); |
71
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|
161 |
end |
30 | 162 |
end |
163 |
||
164 |
function core_route_stanza(origin, stanza) |
|
165 |
-- Hooks |
|
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166 |
--- ...later |
207 | 167 |
|
30 | 168 |
-- Deliver |
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169 |
local to = stanza.attr.to; |
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170 |
local node, host, resource = jid_split(to); |
170 | 171 |
local to_bare = node and (node.."@"..host) or host; -- bare JID |
172 |
local from = stanza.attr.from; |
|
173 |
local from_node, from_host, from_resource = jid_split(from); |
|
174 |
local from_bare = from_node and (from_node.."@"..from_host) or from_host; -- bare JID |
|
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175 |
|
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176 |
-- Auto-detect origin if not specified |
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|
177 |
origin = origin or hosts[from_host]; |
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178 |
if not origin then return false; end |
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|
179 |
|
151 | 180 |
if stanza.name == "presence" and (stanza.attr.type ~= nil and stanza.attr.type ~= "unavailable") then resource = nil; end |
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181 |
|
68
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182 |
local host_session = hosts[host] |
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|
183 |
if host_session and host_session.type == "local" then |
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|
184 |
-- Local host |
71
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|
185 |
local user = host_session.sessions[node]; |
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|
186 |
if user then |
72 | 187 |
local res = user.sessions[resource]; |
71
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|
188 |
if not res then |
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|
189 |
-- if we get here, resource was not specified or was unavailable |
106
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diff
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|
190 |
if stanza.name == "presence" then |
151 | 191 |
if stanza.attr.type ~= nil and stanza.attr.type ~= "unavailable" then |
321
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|
192 |
handle_inbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza); |
151 | 193 |
else -- sender is available or unavailable |
200
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|
194 |
for _, session in pairs(user.sessions) do -- presence broadcast to all user resources. |
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|
195 |
if session.full_jid then -- FIXME should this be just for available resources? Do we need to check subscription? |
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196 |
stanza.attr.to = session.full_jid; -- reset at the end of function |
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|
197 |
session.send(stanza); |
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|
198 |
end |
106
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|
199 |
end |
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|
200 |
end |
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|
201 |
elseif stanza.name == "message" then -- select a resource to recieve message |
200
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|
202 |
local priority = 0; |
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|
203 |
local recipients = {}; |
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changeset
|
204 |
for _, session in pairs(user.sessions) do -- find resource with greatest priority |
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|
205 |
local p = session.priority; |
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|
206 |
if p > priority then |
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changeset
|
207 |
priority = p; |
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|
208 |
recipients = {session}; |
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changeset
|
209 |
elseif p == priority then |
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changeset
|
210 |
t_insert(recipients, session); |
106
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Added: presence broadcast
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changeset
|
211 |
end |
f2a3d204a76a
Added: presence broadcast
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diff
changeset
|
212 |
end |
249
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Added basic offline message support
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diff
changeset
|
213 |
local count = 0; |
237 | 214 |
for _, session in pairs(recipients) do |
200
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Priority based message routing, etc
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changeset
|
215 |
session.send(stanza); |
249
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changeset
|
216 |
count = count + 1; |
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diff
changeset
|
217 |
end |
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Added basic offline message support
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diff
changeset
|
218 |
if count == 0 then |
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diff
changeset
|
219 |
offlinemanager.store(node, host, stanza); |
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|
220 |
-- TODO deal with storage errors |
200
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diff
changeset
|
221 |
end |
106
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Added: presence broadcast
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diff
changeset
|
222 |
else |
113
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changeset
|
223 |
-- TODO send IQ error |
71
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diff
changeset
|
224 |
end |
113
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changeset
|
225 |
else |
121
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diff
changeset
|
226 |
-- User + resource is online... |
170 | 227 |
stanza.attr.to = res.full_jid; -- reset at the end of function |
186
bfa8a30ea488
sends2s -> s2s_session.send(), s2s_session.send() -> s2s_session.sends2s()
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|
228 |
res.send(stanza); -- Yay \o/ |
106
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Added: presence broadcast
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changeset
|
229 |
end |
71
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Added: Local stanza routing
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parents:
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diff
changeset
|
230 |
else |
113
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diff
changeset
|
231 |
-- user not online |
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Working presence, presence probes and other fixes
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changeset
|
232 |
if user_exists(node, host) then |
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Working presence, presence probes and other fixes
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changeset
|
233 |
if stanza.name == "presence" then |
175
5f71d290bb44
Routing code reorganization
Waqas Hussain <waqas20@gmail.com>
parents:
174
diff
changeset
|
234 |
if stanza.attr.type ~= nil and stanza.attr.type ~= "unavailable" then |
321
31fe15ce6fac
Moved presence subscription code from stanza_router to presencemanager
Waqas Hussain <waqas20@gmail.com>
parents:
274
diff
changeset
|
235 |
handle_inbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza); |
113
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|
236 |
else |
175
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Routing code reorganization
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changeset
|
237 |
-- TODO send unavailable presence or unsubscribed |
113
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changeset
|
238 |
end |
642
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More error replies for offline and non-existing users
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parents:
641
diff
changeset
|
239 |
elseif stanza.name == "message" then -- FIXME if full jid, then send out to resources with highest priority |
249
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Added basic offline message support
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diff
changeset
|
240 |
if stanza.attr.type == "chat" or stanza.attr.type == "normal" or not stanza.attr.type then |
1fc47cf5d144
Added basic offline message support
Waqas Hussain <waqas20@gmail.com>
parents:
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diff
changeset
|
241 |
offlinemanager.store(node, host, stanza); |
1fc47cf5d144
Added basic offline message support
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parents:
237
diff
changeset
|
242 |
-- FIXME don't store messages with only chat state notifications |
1fc47cf5d144
Added basic offline message support
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237
diff
changeset
|
243 |
end |
1fc47cf5d144
Added basic offline message support
Waqas Hussain <waqas20@gmail.com>
parents:
237
diff
changeset
|
244 |
-- TODO allow configuration of offline storage |
1fc47cf5d144
Added basic offline message support
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parents:
237
diff
changeset
|
245 |
-- TODO send error if not storing offline |
113
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changeset
|
246 |
elseif stanza.name == "iq" then |
642
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More error replies for offline and non-existing users
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diff
changeset
|
247 |
origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); |
113
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|
248 |
end |
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diff
changeset
|
249 |
else -- user does not exist |
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Working presence, presence probes and other fixes
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changeset
|
250 |
-- TODO we would get here for nodeless JIDs too. Do something fun maybe? Echo service? Let plugins use xmpp:server/resource addresses? |
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Working presence, presence probes and other fixes
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changeset
|
251 |
if stanza.name == "presence" then |
642
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More error replies for offline and non-existing users
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parents:
641
diff
changeset
|
252 |
local t = stanza.attr.type; |
0ae8584ba3e7
More error replies for offline and non-existing users
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parents:
641
diff
changeset
|
253 |
if t == "subscribe" or t == "probe" then |
186
bfa8a30ea488
sends2s -> s2s_session.send(), s2s_session.send() -> s2s_session.sends2s()
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178
diff
changeset
|
254 |
origin.send(st.presence({from = to_bare, to = from_bare, type = "unsubscribed"})); |
113
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Working presence, presence probes and other fixes
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diff
changeset
|
255 |
end |
9026fdad1531
Working presence, presence probes and other fixes
Waqas Hussain <waqas20@gmail.com>
parents:
106
diff
changeset
|
256 |
-- else ignore |
9026fdad1531
Working presence, presence probes and other fixes
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diff
changeset
|
257 |
else |
186
bfa8a30ea488
sends2s -> s2s_session.send(), s2s_session.send() -> s2s_session.sends2s()
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diff
changeset
|
258 |
origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); |
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parents:
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changeset
|
259 |
end |
9026fdad1531
Working presence, presence probes and other fixes
Waqas Hussain <waqas20@gmail.com>
parents:
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diff
changeset
|
260 |
end |
71
fbb4ef1da82e
Added: Local stanza routing
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parents:
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261 |
end |
148 | 262 |
elseif origin.type == "c2s" then |
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parents:
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263 |
-- Remote host |
170 | 264 |
local xmlns = stanza.attr.xmlns; |
148 | 265 |
--stanza.attr.xmlns = "jabber:server"; |
266 |
stanza.attr.xmlns = nil; |
|
146 | 267 |
log("debug", "sending s2s stanza: %s", tostring(stanza)); |
170 | 268 |
send_s2s(origin.host, host, stanza); -- TODO handle remote routing errors |
269 |
stanza.attr.xmlns = xmlns; -- reset |
|
210
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Part 2 of internal components. Should have mentioned that the previous commit was from waqas, this one from me.
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parents:
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|
270 |
elseif origin.type == "component" or origin.type == "local" then |
e679487e2fa4
Part 2 of internal components. Should have mentioned that the previous commit was from waqas, this one from me.
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
271 |
-- Route via s2s for components and modules |
e679487e2fa4
Part 2 of internal components. Should have mentioned that the previous commit was from waqas, this one from me.
Matthew Wild <mwild1@gmail.com>
parents:
209
diff
changeset
|
272 |
log("debug", "Routing outgoing stanza for %s to %s", origin.host, host); |
e679487e2fa4
Part 2 of internal components. Should have mentioned that the previous commit was from waqas, this one from me.
Matthew Wild <mwild1@gmail.com>
parents:
209
diff
changeset
|
273 |
send_s2s(origin.host, host, stanza); |
148 | 274 |
else |
275 |
log("warn", "received stanza from unhandled connection type: %s", origin.type); |
|
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Beginnings of real stanza routing
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parents:
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diff
changeset
|
276 |
end |
113
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Working presence, presence probes and other fixes
Waqas Hussain <waqas20@gmail.com>
parents:
106
diff
changeset
|
277 |
stanza.attr.to = to; -- reset |
30 | 278 |
end |