Fri, 17 Apr 2009 16:16:17 +0100
Merge
894 | 1 | -- Prosody IM v0.4 |
760
90ce865eebd8
Update copyright notices for 2009
Matthew Wild <mwild1@gmail.com>
parents:
759
diff
changeset
|
2 | -- Copyright (C) 2008-2009 Matthew Wild |
90ce865eebd8
Update copyright notices for 2009
Matthew Wild <mwild1@gmail.com>
parents:
759
diff
changeset
|
3 | -- Copyright (C) 2008-2009 Waqas Hussain |
519
cccd610a0ef9
Insert copyright/license headers
Matthew Wild <mwild1@gmail.com>
parents:
451
diff
changeset
|
4 | -- |
758 | 5 | -- This project is MIT/X11 licensed. Please see the |
6 | -- COPYING file in the source package for more information. | |
519
cccd610a0ef9
Insert copyright/license headers
Matthew Wild <mwild1@gmail.com>
parents:
451
diff
changeset
|
7 | -- |
cccd610a0ef9
Insert copyright/license headers
Matthew Wild <mwild1@gmail.com>
parents:
451
diff
changeset
|
8 | |
cccd610a0ef9
Insert copyright/license headers
Matthew Wild <mwild1@gmail.com>
parents:
451
diff
changeset
|
9 | |
148 | 10 | |
11 | local logger = require "logger"; | |
12 | local lxp = require "lxp" | |
13 | local init_xmlhandlers = require "core.xmlhandlers" | |
14 | local sm_new_session = require "core.sessionmanager".new_session; | |
15 | local s2s_new_incoming = require "core.s2smanager".new_incoming; | |
16 | local s2s_streamopened = require "core.s2smanager".streamopened; | |
342
52f75260a22d
Incorrect function set as callback
Matthew Wild <mwild1@gmail.com>
parents:
333
diff
changeset
|
17 | local s2s_streamclosed = require "core.s2smanager".streamclosed; |
163
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
18 | local s2s_destroy_session = require "core.s2smanager".destroy_session; |
434
0d7ba3742f7a
(Basic) IDNA and SRV fallback support
Matthew Wild <mwild1@gmail.com>
parents:
431
diff
changeset
|
19 | local s2s_attempt_connect = require "core.s2smanager".attempt_connection; |
900
686e3e4a7e15
net.xmppserver_listener: Set default namespace to jabber:server
Matthew Wild <mwild1@gmail.com>
parents:
894
diff
changeset
|
20 | local stream_callbacks = { stream_tag = "http://etherx.jabber.org/streams|stream", |
686e3e4a7e15
net.xmppserver_listener: Set default namespace to jabber:server
Matthew Wild <mwild1@gmail.com>
parents:
894
diff
changeset
|
21 | default_ns = "jabber:server", |
686e3e4a7e15
net.xmppserver_listener: Set default namespace to jabber:server
Matthew Wild <mwild1@gmail.com>
parents:
894
diff
changeset
|
22 | streamopened = s2s_streamopened, streamclosed = s2s_streamclosed, handlestanza = core_process_stanza }; |
557
c9b3ffb08fe3
Disconnect with stream errors on bad XML, or invalid stream namespace
Matthew Wild <mwild1@gmail.com>
parents:
545
diff
changeset
|
23 | |
c9b3ffb08fe3
Disconnect with stream errors on bad XML, or invalid stream namespace
Matthew Wild <mwild1@gmail.com>
parents:
545
diff
changeset
|
24 | function stream_callbacks.error(session, error, data) |
c9b3ffb08fe3
Disconnect with stream errors on bad XML, or invalid stream namespace
Matthew Wild <mwild1@gmail.com>
parents:
545
diff
changeset
|
25 | if error == "no-stream" then |
c9b3ffb08fe3
Disconnect with stream errors on bad XML, or invalid stream namespace
Matthew Wild <mwild1@gmail.com>
parents:
545
diff
changeset
|
26 | session:close("invalid-namespace"); |
c9b3ffb08fe3
Disconnect with stream errors on bad XML, or invalid stream namespace
Matthew Wild <mwild1@gmail.com>
parents:
545
diff
changeset
|
27 | else |
c9b3ffb08fe3
Disconnect with stream errors on bad XML, or invalid stream namespace
Matthew Wild <mwild1@gmail.com>
parents:
545
diff
changeset
|
28 | session.log("debug", "Server-to-server XML parse error: %s", tostring(error)); |
c9b3ffb08fe3
Disconnect with stream errors on bad XML, or invalid stream namespace
Matthew Wild <mwild1@gmail.com>
parents:
545
diff
changeset
|
29 | session:close("xml-not-well-formed"); |
c9b3ffb08fe3
Disconnect with stream errors on bad XML, or invalid stream namespace
Matthew Wild <mwild1@gmail.com>
parents:
545
diff
changeset
|
30 | end |
c9b3ffb08fe3
Disconnect with stream errors on bad XML, or invalid stream namespace
Matthew Wild <mwild1@gmail.com>
parents:
545
diff
changeset
|
31 | end |
331 | 32 | |
611
7bb91fcddaf8
Fix blank tracebacks for c2s/s2s connections
Matthew Wild <mwild1@gmail.com>
parents:
604
diff
changeset
|
33 | local function handleerr(err) log("error", "Traceback[s2s]: %s: %s", tostring(err), debug.traceback()); end |
585
033817e12ddb
Code tidying for xmpp{client,server}_listeners
Matthew Wild <mwild1@gmail.com>
parents:
557
diff
changeset
|
34 | function stream_callbacks.handlestanza(a, b) |
033817e12ddb
Code tidying for xmpp{client,server}_listeners
Matthew Wild <mwild1@gmail.com>
parents:
557
diff
changeset
|
35 | xpcall(function () core_process_stanza(a, b) end, handleerr); |
033817e12ddb
Code tidying for xmpp{client,server}_listeners
Matthew Wild <mwild1@gmail.com>
parents:
557
diff
changeset
|
36 | end |
033817e12ddb
Code tidying for xmpp{client,server}_listeners
Matthew Wild <mwild1@gmail.com>
parents:
557
diff
changeset
|
37 | |
148 | 38 | local connlisteners_register = require "net.connlisteners".register; |
39 | ||
40 | local t_insert = table.insert; | |
41 | local t_concat = table.concat; | |
42 | local t_concatall = function (t, sep) local tt = {}; for _, s in ipairs(t) do t_insert(tt, tostring(s)); end return t_concat(tt, sep); end | |
43 | local m_random = math.random; | |
44 | local format = string.format; | |
45 | local sm_new_session, sm_destroy_session = sessionmanager.new_session, sessionmanager.destroy_session; --import("core.sessionmanager", "new_session", "destroy_session"); | |
46 | local st = stanza; | |
47 | ||
48 | local sessions = {}; | |
451
e9f269e5204e
No more reading 1 byte at a time from sockets
Matthew Wild <mwild1@gmail.com>
parents:
434
diff
changeset
|
49 | local xmppserver = { default_port = 5269, default_mode = "*a" }; |
148 | 50 | |
51 | -- These are session methods -- | |
52 | ||
53 | local function session_reset_stream(session) | |
54 | -- Reset stream | |
331 | 55 | local parser = lxp.new(init_xmlhandlers(session, stream_callbacks), "|"); |
148 | 56 | session.parser = parser; |
57 | ||
58 | session.notopen = true; | |
59 | ||
60 | function session.data(conn, data) | |
557
c9b3ffb08fe3
Disconnect with stream errors on bad XML, or invalid stream namespace
Matthew Wild <mwild1@gmail.com>
parents:
545
diff
changeset
|
61 | local ok, err = parser:parse(data); |
c9b3ffb08fe3
Disconnect with stream errors on bad XML, or invalid stream namespace
Matthew Wild <mwild1@gmail.com>
parents:
545
diff
changeset
|
62 | if ok then return; end |
c9b3ffb08fe3
Disconnect with stream errors on bad XML, or invalid stream namespace
Matthew Wild <mwild1@gmail.com>
parents:
545
diff
changeset
|
63 | session:close("xml-not-well-formed"); |
148 | 64 | end |
557
c9b3ffb08fe3
Disconnect with stream errors on bad XML, or invalid stream namespace
Matthew Wild <mwild1@gmail.com>
parents:
545
diff
changeset
|
65 | |
148 | 66 | return true; |
67 | end | |
68 | ||
330
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
69 | |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
70 | local stream_xmlns_attr = {xmlns='urn:ietf:params:xml:ns:xmpp-streams'}; |
333
8d15b073fdbe
session:disconnect() -> session:close() for consistency with other Lua APIs
Matthew Wild <mwild1@gmail.com>
parents:
331
diff
changeset
|
71 | local function session_close(session, reason) |
330
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
72 | local log = session.log or log; |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
73 | if session.conn then |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
74 | if reason then |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
75 | if type(reason) == "string" then -- assume stream error |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
76 | log("info", "Disconnecting %s[%s], <stream:error> is: %s", session.host or "(unknown host)", session.type, reason); |
331 | 77 | session.sends2s(st.stanza("stream:error"):tag(reason, {xmlns = 'urn:ietf:params:xml:ns:xmpp-streams' })); |
330
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
78 | elseif type(reason) == "table" then |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
79 | if reason.condition then |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
80 | local stanza = st.stanza("stream:error"):tag(reason.condition, stream_xmlns_attr):up(); |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
81 | if reason.text then |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
82 | stanza:tag("text", stream_xmlns_attr):text(reason.text):up(); |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
83 | end |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
84 | if reason.extra then |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
85 | stanza:add_child(reason.extra); |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
86 | end |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
87 | log("info", "Disconnecting %s[%s], <stream:error> is: %s", session.host or "(unknown host)", session.type, tostring(stanza)); |
331 | 88 | session.sends2s(stanza); |
330
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
89 | elseif reason.name then -- a stanza |
331 | 90 | log("info", "Disconnecting %s->%s[%s], <stream:error> is: %s", session.from_host or "(unknown host)", session.to_host or "(unknown host)", session.type, tostring(reason)); |
91 | session.sends2s(reason); | |
330
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
92 | end |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
93 | end |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
94 | end |
331 | 95 | session.sends2s("</stream:stream>"); |
330
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
96 | session.conn.close(); |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
97 | xmppserver.disconnect(session.conn, "stream error"); |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
98 | end |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
99 | end |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
100 | |
d9d4c1de16ce
s2s sessions can now be disconnected, with or without a stream error. Fixes #8
Matthew Wild <mwild1@gmail.com>
parents:
232
diff
changeset
|
101 | |
148 | 102 | -- End of session methods -- |
103 | ||
104 | function xmppserver.listener(conn, data) | |
105 | local session = sessions[conn]; | |
106 | if not session then | |
107 | session = s2s_new_incoming(conn); | |
108 | sessions[conn] = session; | |
109 | ||
110 | -- Logging functions -- | |
111 | ||
585
033817e12ddb
Code tidying for xmpp{client,server}_listeners
Matthew Wild <mwild1@gmail.com>
parents:
557
diff
changeset
|
112 | |
033817e12ddb
Code tidying for xmpp{client,server}_listeners
Matthew Wild <mwild1@gmail.com>
parents:
557
diff
changeset
|
113 | local conn_name = "s2sin"..tostring(conn):match("[a-f0-9]+$"); |
033817e12ddb
Code tidying for xmpp{client,server}_listeners
Matthew Wild <mwild1@gmail.com>
parents:
557
diff
changeset
|
114 | session.log = logger.init(conn_name); |
033817e12ddb
Code tidying for xmpp{client,server}_listeners
Matthew Wild <mwild1@gmail.com>
parents:
557
diff
changeset
|
115 | |
033817e12ddb
Code tidying for xmpp{client,server}_listeners
Matthew Wild <mwild1@gmail.com>
parents:
557
diff
changeset
|
116 | session.log("info", "Incoming s2s connection"); |
148 | 117 | |
118 | session.reset_stream = session_reset_stream; | |
333
8d15b073fdbe
session:disconnect() -> session:close() for consistency with other Lua APIs
Matthew Wild <mwild1@gmail.com>
parents:
331
diff
changeset
|
119 | session.close = session_close; |
148 | 120 | |
121 | session_reset_stream(session); -- Initialise, ready for use | |
122 | ||
604
b6a31e97d018
stanza_dispatch != dispatch_stanza
Matthew Wild <mwild1@gmail.com>
parents:
598
diff
changeset
|
123 | session.dispatch_stanza = stream_callbacks.handlestanza; |
148 | 124 | end |
125 | if data then | |
126 | session.data(conn, data); | |
127 | end | |
128 | end | |
129 | ||
434
0d7ba3742f7a
(Basic) IDNA and SRV fallback support
Matthew Wild <mwild1@gmail.com>
parents:
431
diff
changeset
|
130 | function xmppserver.disconnect(conn, err) |
163
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
131 | local session = sessions[conn]; |
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
132 | if session then |
434
0d7ba3742f7a
(Basic) IDNA and SRV fallback support
Matthew Wild <mwild1@gmail.com>
parents:
431
diff
changeset
|
133 | if err and err ~= "closed" and session.srv_hosts then |
974 | 134 | (session.log or log)("debug", "s2s connection closed unexpectedly"); |
434
0d7ba3742f7a
(Basic) IDNA and SRV fallback support
Matthew Wild <mwild1@gmail.com>
parents:
431
diff
changeset
|
135 | if s2s_attempt_connect(session, err) then |
974 | 136 | (session.log or log)("debug", "...so we're going to try again"); |
434
0d7ba3742f7a
(Basic) IDNA and SRV fallback support
Matthew Wild <mwild1@gmail.com>
parents:
431
diff
changeset
|
137 | return; -- Session lives for now |
0d7ba3742f7a
(Basic) IDNA and SRV fallback support
Matthew Wild <mwild1@gmail.com>
parents:
431
diff
changeset
|
138 | end |
0d7ba3742f7a
(Basic) IDNA and SRV fallback support
Matthew Wild <mwild1@gmail.com>
parents:
431
diff
changeset
|
139 | end |
0d7ba3742f7a
(Basic) IDNA and SRV fallback support
Matthew Wild <mwild1@gmail.com>
parents:
431
diff
changeset
|
140 | (session.log or log)("info", "s2s disconnected: %s->%s (%s)", tostring(session.from_host), tostring(session.to_host), tostring(err)); |
163
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
141 | s2s_destroy_session(session); |
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
142 | sessions[conn] = nil; |
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
143 | session = nil; |
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
144 | collectgarbage("collect"); |
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
145 | end |
148 | 146 | end |
147 | ||
148 | function xmppserver.register_outgoing(conn, session) | |
149 | session.direction = "outgoing"; | |
150 | sessions[conn] = session; | |
151 | ||
990
235abebc896e
xmppserver_listener: Add session:close() method to outgoing s2s connections too
Matthew Wild <mwild1@gmail.com>
parents:
974
diff
changeset
|
152 | session.reset_stream = session_reset_stream; |
235abebc896e
xmppserver_listener: Add session:close() method to outgoing s2s connections too
Matthew Wild <mwild1@gmail.com>
parents:
974
diff
changeset
|
153 | session.close = session_close; |
148 | 154 | session_reset_stream(session); -- Initialise, ready for use |
155 | ||
585
033817e12ddb
Code tidying for xmpp{client,server}_listeners
Matthew Wild <mwild1@gmail.com>
parents:
557
diff
changeset
|
156 | --local function handleerr(err) print("Traceback:", err, debug.traceback()); end |
033817e12ddb
Code tidying for xmpp{client,server}_listeners
Matthew Wild <mwild1@gmail.com>
parents:
557
diff
changeset
|
157 | --session.stanza_dispatch = function (stanza) return select(2, xpcall(function () return core_process_stanza(session, stanza); end, handleerr)); end |
148 | 158 | end |
159 | ||
160 | connlisteners_register("xmppserver", xmppserver); | |
161 | ||
162 | ||
163 | -- We need to perform some initialisation when a connection is created | |
164 | -- We also need to perform that same initialisation at other points (SASL, TLS, ...) | |
165 | ||
166 | -- ...and we need to handle data | |
226
ba4711c4e8d2
Committing code to get nicer tracebacks for errors, also we no longer consider such errors fatal (probably a bad thing, I know...)
Matthew Wild <mwild1@gmail.com>
parents:
163
diff
changeset
|
167 | -- ...and record all sessions associated with connections |