Annotate

plugins/mod_bosh.lua @ 3116:90a98a6b52ac

Merge 0.7->trunk
author Matthew Wild <mwild1@gmail.com>
date Sun, 23 May 2010 23:11:00 +0100
parent 3071:39a870ae75d9
child 3322:c4e107e7c883
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1522
569d58d21612 Add copyright header to those files missing one
Matthew Wild <mwild1@gmail.com>
parents: 1112
diff changeset
1 -- Prosody IM
2923
b7049746bd29 Update copyright headers for 2010
Matthew Wild <mwild1@gmail.com>
parents: 2099
diff changeset
2 -- Copyright (C) 2008-2010 Matthew Wild
b7049746bd29 Update copyright headers for 2010
Matthew Wild <mwild1@gmail.com>
parents: 2099
diff changeset
3 -- Copyright (C) 2008-2010 Waqas Hussain
1522
569d58d21612 Add copyright header to those files missing one
Matthew Wild <mwild1@gmail.com>
parents: 1112
diff changeset
4 --
569d58d21612 Add copyright header to those files missing one
Matthew Wild <mwild1@gmail.com>
parents: 1112
diff changeset
5 -- This project is MIT/X11 licensed. Please see the
569d58d21612 Add copyright header to those files missing one
Matthew Wild <mwild1@gmail.com>
parents: 1112
diff changeset
6 -- COPYING file in the source package for more information.
569d58d21612 Add copyright header to those files missing one
Matthew Wild <mwild1@gmail.com>
parents: 1112
diff changeset
7 --
569d58d21612 Add copyright header to those files missing one
Matthew Wild <mwild1@gmail.com>
parents: 1112
diff changeset
8
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
9 module.host = "*" -- Global module
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10
1042
a3d77353c18a mod_*: Fix a load of global accesses
Matthew Wild <mwild1@gmail.com>
parents: 947
diff changeset
11 local hosts = _G.hosts;
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
12 local lxp = require "lxp";
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
13 local init_xmlhandlers = require "core.xmlhandlers"
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
14 local server = require "net.server";
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15 local httpserver = require "net.httpserver";
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
16 local sm = require "core.sessionmanager";
679
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
17 local sm_destroy_session = sm.destroy_session;
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
18 local new_uuid = require "util.uuid".generate;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
19 local fire_event = require "core.eventmanager".fire_event;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
20 local core_process_stanza = core_process_stanza;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
21 local st = require "util.stanza";
1109
bb21eb3cd364 mod_bosh: Give BOSH sessions a logger (thanks Florob)
Matthew Wild <mwild1@gmail.com>
parents: 1049
diff changeset
22 local logger = require "util.logger";
bb21eb3cd364 mod_bosh: Give BOSH sessions a logger (thanks Florob)
Matthew Wild <mwild1@gmail.com>
parents: 1049
diff changeset
23 local log = logger.init("mod_bosh");
1665
2c72b725384e mod_bosh: Strip BOSH namespace from stanzas to allow for some clients which may send them without the correct xmlns
Matthew Wild <mwild1@gmail.com>
parents: 1664
diff changeset
24
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
25 local xmlns_bosh = "http://jabber.org/protocol/httpbind"; -- (hard-coded into a literal in session.send)
2961
db3c0ecce3f4 Merge 0.6->0.7
Matthew Wild <mwild1@gmail.com>
parents: 2925 2959
diff changeset
26 local stream_callbacks = { stream_ns = "http://jabber.org/protocol/httpbind", stream_tag = "body", default_ns = "jabber:client" };
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
27
1655
dc42bf326713 mod_bosh: Updated to use module:get_option instead of configmanager
Waqas Hussain <waqas20@gmail.com>
parents: 1633
diff changeset
28 local BOSH_DEFAULT_HOLD = tonumber(module:get_option("bosh_default_hold")) or 1;
dc42bf326713 mod_bosh: Updated to use module:get_option instead of configmanager
Waqas Hussain <waqas20@gmail.com>
parents: 1633
diff changeset
29 local BOSH_DEFAULT_INACTIVITY = tonumber(module:get_option("bosh_max_inactivity")) or 60;
dc42bf326713 mod_bosh: Updated to use module:get_option instead of configmanager
Waqas Hussain <waqas20@gmail.com>
parents: 1633
diff changeset
30 local BOSH_DEFAULT_POLLING = tonumber(module:get_option("bosh_max_polling")) or 5;
dc42bf326713 mod_bosh: Updated to use module:get_option instead of configmanager
Waqas Hussain <waqas20@gmail.com>
parents: 1633
diff changeset
31 local BOSH_DEFAULT_REQUESTS = tonumber(module:get_option("bosh_max_requests")) or 2;
dc42bf326713 mod_bosh: Updated to use module:get_option instead of configmanager
Waqas Hussain <waqas20@gmail.com>
parents: 1633
diff changeset
32 local BOSH_DEFAULT_MAXPAUSE = tonumber(module:get_option("bosh_max_pause")) or 300;
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
33
3070
3238b58fd118 mod_bosh: Add option consider_bosh_secure to treat BOSH sessions as encrypted even if they don't use HTTP (useful for when secure requests are proxied to Prosody over HTTP)
Matthew Wild <mwild1@gmail.com>
parents: 3043
diff changeset
34 local consider_bosh_secure = module:get_option_boolean("consider_bosh_secure");
3238b58fd118 mod_bosh: Add option consider_bosh_secure to treat BOSH sessions as encrypted even if they don't use HTTP (useful for when secure requests are proxied to Prosody over HTTP)
Matthew Wild <mwild1@gmail.com>
parents: 3043
diff changeset
35
866
8958fe4b2391 mod_bosh: Set Content-Type in response headers
Matthew Wild <mwild1@gmail.com>
parents: 816
diff changeset
36 local default_headers = { ["Content-Type"] = "text/xml; charset=utf-8" };
1662
b31ea419dff5 mod_bosh: Correct reply when closing sessions
Matthew Wild <mwild1@gmail.com>
parents: 1655
diff changeset
37 local session_close_reply = { headers = default_headers, body = st.stanza("body", { xmlns = xmlns_bosh, type = "terminate" }), attr = {} };
866
8958fe4b2391 mod_bosh: Set Content-Type in response headers
Matthew Wild <mwild1@gmail.com>
parents: 816
diff changeset
38
2484
cf924f587410 mod_bosh: Support for cross-domain access control using CORS
Matthew Wild <mwild1@gmail.com>
parents: 2473
diff changeset
39 local cross_domain = module:get_option("cross_domain_bosh");
2485
ace62f19076d mod_bosh: Simplify cross-domain support, and make it work - default is for cross-domain to be disallowed
Matthew Wild <mwild1@gmail.com>
parents: 2484
diff changeset
40 if cross_domain then
ace62f19076d mod_bosh: Simplify cross-domain support, and make it work - default is for cross-domain to be disallowed
Matthew Wild <mwild1@gmail.com>
parents: 2484
diff changeset
41 default_headers["Access-Control-Allow-Methods"] = "GET, POST, OPTIONS";
ace62f19076d mod_bosh: Simplify cross-domain support, and make it work - default is for cross-domain to be disallowed
Matthew Wild <mwild1@gmail.com>
parents: 2484
diff changeset
42 default_headers["Access-Control-Allow-Headers"] = "Content-Type";
ace62f19076d mod_bosh: Simplify cross-domain support, and make it work - default is for cross-domain to be disallowed
Matthew Wild <mwild1@gmail.com>
parents: 2484
diff changeset
43 default_headers["Access-Control-Max-Age"] = "7200";
2484
cf924f587410 mod_bosh: Support for cross-domain access control using CORS
Matthew Wild <mwild1@gmail.com>
parents: 2473
diff changeset
44
cf924f587410 mod_bosh: Support for cross-domain access control using CORS
Matthew Wild <mwild1@gmail.com>
parents: 2473
diff changeset
45 if cross_domain == true then
2485
ace62f19076d mod_bosh: Simplify cross-domain support, and make it work - default is for cross-domain to be disallowed
Matthew Wild <mwild1@gmail.com>
parents: 2484
diff changeset
46 default_headers["Access-Control-Allow-Origin"] = "*";
2484
cf924f587410 mod_bosh: Support for cross-domain access control using CORS
Matthew Wild <mwild1@gmail.com>
parents: 2473
diff changeset
47 elseif type(cross_domain) == "table" then
cf924f587410 mod_bosh: Support for cross-domain access control using CORS
Matthew Wild <mwild1@gmail.com>
parents: 2473
diff changeset
48 cross_domain = table.concat(cross_domain, ", ");
cf924f587410 mod_bosh: Support for cross-domain access control using CORS
Matthew Wild <mwild1@gmail.com>
parents: 2473
diff changeset
49 end
cf924f587410 mod_bosh: Support for cross-domain access control using CORS
Matthew Wild <mwild1@gmail.com>
parents: 2473
diff changeset
50 if type(cross_domain) == "string" then
2485
ace62f19076d mod_bosh: Simplify cross-domain support, and make it work - default is for cross-domain to be disallowed
Matthew Wild <mwild1@gmail.com>
parents: 2484
diff changeset
51 default_headers["Access-Control-Allow-Origin"] = cross_domain;
2484
cf924f587410 mod_bosh: Support for cross-domain access control using CORS
Matthew Wild <mwild1@gmail.com>
parents: 2473
diff changeset
52 end
cf924f587410 mod_bosh: Support for cross-domain access control using CORS
Matthew Wild <mwild1@gmail.com>
parents: 2473
diff changeset
53 end
cf924f587410 mod_bosh: Support for cross-domain access control using CORS
Matthew Wild <mwild1@gmail.com>
parents: 2473
diff changeset
54
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
55 local t_insert, t_remove, t_concat = table.insert, table.remove, table.concat;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
56 local os_time = os.time;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
57
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
58 local sessions = {};
679
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
59 local inactive_sessions = {}; -- Sessions which have no open requests
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
60
679
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
61 -- Used to respond to idle sessions (those with waiting requests)
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
62 local waiting_requests = {};
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
63 function on_destroy_request(request)
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
64 waiting_requests[request] = nil;
947
84202314ab7f mod_bosh: Fix to correctly timeout idle sessions
Matthew Wild <mwild1@gmail.com>
parents: 866
diff changeset
65 local session = sessions[request.sid];
816
c031ead9896d mod_bosh: Possible fix for invalid key to next crash
Matthew Wild <mwild1@gmail.com>
parents: 772
diff changeset
66 if session then
c031ead9896d mod_bosh: Possible fix for invalid key to next crash
Matthew Wild <mwild1@gmail.com>
parents: 772
diff changeset
67 local requests = session.requests;
3039
2fef108d7eb7 mod_bosh: Remove requests from the session table using table.remove(), prevents the possibility of holes in the array.
Matthew Wild <mwild1@gmail.com>
parents: 2959
diff changeset
68 for i,r in ipairs(requests) do
2fef108d7eb7 mod_bosh: Remove requests from the session table using table.remove(), prevents the possibility of holes in the array.
Matthew Wild <mwild1@gmail.com>
parents: 2959
diff changeset
69 if r == request then
2fef108d7eb7 mod_bosh: Remove requests from the session table using table.remove(), prevents the possibility of holes in the array.
Matthew Wild <mwild1@gmail.com>
parents: 2959
diff changeset
70 t_remove(requests, i);
2fef108d7eb7 mod_bosh: Remove requests from the session table using table.remove(), prevents the possibility of holes in the array.
Matthew Wild <mwild1@gmail.com>
parents: 2959
diff changeset
71 break;
2fef108d7eb7 mod_bosh: Remove requests from the session table using table.remove(), prevents the possibility of holes in the array.
Matthew Wild <mwild1@gmail.com>
parents: 2959
diff changeset
72 end
816
c031ead9896d mod_bosh: Possible fix for invalid key to next crash
Matthew Wild <mwild1@gmail.com>
parents: 772
diff changeset
73 end
c031ead9896d mod_bosh: Possible fix for invalid key to next crash
Matthew Wild <mwild1@gmail.com>
parents: 772
diff changeset
74
c031ead9896d mod_bosh: Possible fix for invalid key to next crash
Matthew Wild <mwild1@gmail.com>
parents: 772
diff changeset
75 -- If this session now has no requests open, mark it as inactive
c031ead9896d mod_bosh: Possible fix for invalid key to next crash
Matthew Wild <mwild1@gmail.com>
parents: 772
diff changeset
76 if #requests == 0 and session.bosh_max_inactive and not inactive_sessions[session] then
c031ead9896d mod_bosh: Possible fix for invalid key to next crash
Matthew Wild <mwild1@gmail.com>
parents: 772
diff changeset
77 inactive_sessions[session] = os_time();
c031ead9896d mod_bosh: Possible fix for invalid key to next crash
Matthew Wild <mwild1@gmail.com>
parents: 772
diff changeset
78 (session.log or log)("debug", "BOSH session marked as inactive at %d", inactive_sessions[session]);
c031ead9896d mod_bosh: Possible fix for invalid key to next crash
Matthew Wild <mwild1@gmail.com>
parents: 772
diff changeset
79 end
c031ead9896d mod_bosh: Possible fix for invalid key to next crash
Matthew Wild <mwild1@gmail.com>
parents: 772
diff changeset
80 end
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
81 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
82
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
83 function handle_request(method, body, request)
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
84 if (not body) or request.method ~= "POST" then
2484
cf924f587410 mod_bosh: Support for cross-domain access control using CORS
Matthew Wild <mwild1@gmail.com>
parents: 2473
diff changeset
85 if request.method == "OPTIONS" then
2485
ace62f19076d mod_bosh: Simplify cross-domain support, and make it work - default is for cross-domain to be disallowed
Matthew Wild <mwild1@gmail.com>
parents: 2484
diff changeset
86 return { headers = default_headers, body = "" };
2484
cf924f587410 mod_bosh: Support for cross-domain access control using CORS
Matthew Wild <mwild1@gmail.com>
parents: 2473
diff changeset
87 else
cf924f587410 mod_bosh: Support for cross-domain access control using CORS
Matthew Wild <mwild1@gmail.com>
parents: 2473
diff changeset
88 return "<html><body>You really don't look like a BOSH client to me... what do you want?</body></html>";
cf924f587410 mod_bosh: Support for cross-domain access control using CORS
Matthew Wild <mwild1@gmail.com>
parents: 2473
diff changeset
89 end
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
90 end
2473
3f4cfa375bd6 mod_bosh: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2467
diff changeset
91 if not method then
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
92 log("debug", "Request %s suffered error %s", tostring(request.id), body);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
93 return;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
94 end
771
ecdf72f9b085 Remove redundant logging and debug printing from mod_bosh
Matthew Wild <mwild1@gmail.com>
parents: 763
diff changeset
95 --log("debug", "Handling new request %s: %s\n----------", request.id, tostring(body));
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
96 request.notopen = true;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
97 request.log = log;
3042
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
98 request.on_destroy = on_destroy_request;
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
99
2077
e33658f6052c Changed separator between attribute names and prefixes from '|' to '\1' (optimization and cleanup).
Waqas Hussain <waqas20@gmail.com>
parents: 1869
diff changeset
100 local parser = lxp.new(init_xmlhandlers(request, stream_callbacks), "\1");
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
101
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
102 parser:parse(body);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
103
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
104 local session = sessions[request.sid];
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
105 if session then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
106 local r = session.requests;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
107 log("debug", "Session %s has %d out of %d requests open", request.sid, #r, session.bosh_hold);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
108 log("debug", "and there are %d things in the send_buffer", #session.send_buffer);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
109 if #r > session.bosh_hold then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
110 -- We are holding too many requests, send what's in the buffer,
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
111 log("debug", "We are holding too many requests, so...");
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
112 if #session.send_buffer > 0 then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
113 log("debug", "...sending what is in the buffer")
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
114 session.send(t_concat(session.send_buffer));
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
115 session.send_buffer = {};
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
116 else
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
117 -- or an empty response
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
118 log("debug", "...sending an empty response");
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
119 session.send("");
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
120 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
121 elseif #session.send_buffer > 0 then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
122 log("debug", "Session has data in the send buffer, will send now..");
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
123 local resp = t_concat(session.send_buffer);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
124 session.send_buffer = {};
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
125 session.send(resp);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
126 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
127
3042
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
128 if not request.destroyed then
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
129 -- We're keeping this request open, to respond later
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
130 log("debug", "Have nothing to say, so leaving request unanswered for now");
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
131 if session.bosh_wait then
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
132 request.reply_before = os_time() + session.bosh_wait;
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
133 waiting_requests[request] = true;
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
134 end
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
135 if inactive_sessions[session] then
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
136 -- Session was marked as inactive, since we have
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
137 -- a request open now, unmark it
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
138 inactive_sessions[session] = nil;
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
139 end
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
140 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
141
3042
b1961f6c9853 mod_bosh: Always give requests a destroy handler, so that the management of each session's request array and the inactive_sessions logic can happen in one place. Simplifies everything and concludes this series of BOSH fixes.
Matthew Wild <mwild1@gmail.com>
parents: 3041
diff changeset
142 return true; -- Inform httpserver we shall reply later
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
143 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
144 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
145
684
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
146
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
147 local function bosh_reset_stream(session) session.notopen = true; end
684
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
148
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
149 local function bosh_close_stream(session, reason)
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
150 (session.log or log)("info", "BOSH client disconnected");
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
151 session_close_reply.attr.condition = reason;
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
152 for _, held_request in ipairs(session.requests) do
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
153 held_request:send(session_close_reply);
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
154 held_request:destroy();
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
155 end
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
156 sessions[session.sid] = nil;
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
157 sm_destroy_session(session);
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
158 end
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
159
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
160 function stream_callbacks.streamopened(request, attr)
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
161 log("debug", "BOSH body open (sid: %s)", attr.sid);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
162 local sid = attr.sid
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
163 if not sid then
679
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
164 -- New session request
684
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
165 request.notopen = nil; -- Signals that we accept this opening tag
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
166
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
167 -- TODO: Sanity checks here (rid, to, known host, etc.)
684
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
168 if not hosts[attr.to] then
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
169 -- Unknown host
1048
45fc590539cd mod_bosh: Add log message for clients connecting to unknown host
Matthew Wild <mwild1@gmail.com>
parents: 1047
diff changeset
170 log("debug", "BOSH client tried to connect to unknown host: %s", tostring(attr.to));
1633
7812459eeed7 mod_bosh: Fix error reply for host-unknown errors
Matthew Wild <mwild1@gmail.com>
parents: 1551
diff changeset
171 session_close_reply.body.attr.condition = "host-unknown";
7812459eeed7 mod_bosh: Fix error reply for host-unknown errors
Matthew Wild <mwild1@gmail.com>
parents: 1551
diff changeset
172 request:send(session_close_reply);
684
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
173 request.notopen = nil
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
174 return;
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
175 end
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
176
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
177 -- New session
763
8e77a39826c2 mod_bosh: No need to tostring() uuids now
Matthew Wild <mwild1@gmail.com>
parents: 725
diff changeset
178 sid = new_uuid();
3071
39a870ae75d9 mod_bosh: Re-layout session object creation to make lines shorter
Matthew Wild <mwild1@gmail.com>
parents: 3070
diff changeset
179 local session = {
39a870ae75d9 mod_bosh: Re-layout session object creation to make lines shorter
Matthew Wild <mwild1@gmail.com>
parents: 3070
diff changeset
180 type = "c2s_unauthed", conn = {}, sid = sid, rid = tonumber(attr.rid)-1, host = attr.to,
39a870ae75d9 mod_bosh: Re-layout session object creation to make lines shorter
Matthew Wild <mwild1@gmail.com>
parents: 3070
diff changeset
181 bosh_version = attr.ver, bosh_wait = attr.wait, streamid = sid,
39a870ae75d9 mod_bosh: Re-layout session object creation to make lines shorter
Matthew Wild <mwild1@gmail.com>
parents: 3070
diff changeset
182 bosh_hold = BOSH_DEFAULT_HOLD, bosh_max_inactive = BOSH_DEFAULT_INACTIVITY,
39a870ae75d9 mod_bosh: Re-layout session object creation to make lines shorter
Matthew Wild <mwild1@gmail.com>
parents: 3070
diff changeset
183 requests = { }, send_buffer = {}, reset_stream = bosh_reset_stream,
39a870ae75d9 mod_bosh: Re-layout session object creation to make lines shorter
Matthew Wild <mwild1@gmail.com>
parents: 3070
diff changeset
184 close = bosh_close_stream, dispatch_stanza = core_process_stanza,
39a870ae75d9 mod_bosh: Re-layout session object creation to make lines shorter
Matthew Wild <mwild1@gmail.com>
parents: 3070
diff changeset
185 log = logger.init("bosh"..sid), secure = consider_bosh_secure or request.secure
39a870ae75d9 mod_bosh: Re-layout session object creation to make lines shorter
Matthew Wild <mwild1@gmail.com>
parents: 3070
diff changeset
186 };
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
187 sessions[sid] = session;
1109
bb21eb3cd364 mod_bosh: Give BOSH sessions a logger (thanks Florob)
Matthew Wild <mwild1@gmail.com>
parents: 1049
diff changeset
188
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
189 log("info", "New BOSH session, assigned it sid '%s'", sid);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
190 local r, send_buffer = session.requests, session.send_buffer;
866
8958fe4b2391 mod_bosh: Set Content-Type in response headers
Matthew Wild <mwild1@gmail.com>
parents: 816
diff changeset
191 local response = { headers = default_headers }
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
192 function session.send(s)
2099
73e083d01449 mod_bosh: Don't log response XML
Matthew Wild <mwild1@gmail.com>
parents: 2084
diff changeset
193 --log("debug", "Sending BOSH data: %s", tostring(s));
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
194 local oldest_request = r[1];
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
195 if oldest_request then
2099
73e083d01449 mod_bosh: Don't log response XML
Matthew Wild <mwild1@gmail.com>
parents: 2084
diff changeset
196 log("debug", "We have an open request, so sending on that");
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
197 response.body = t_concat{"<body xmlns='http://jabber.org/protocol/httpbind' sid='", sid, "' xmlns:stream = 'http://etherx.jabber.org/streams'>", tostring(s), "</body>" };
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
198 oldest_request:send(response);
771
ecdf72f9b085 Remove redundant logging and debug printing from mod_bosh
Matthew Wild <mwild1@gmail.com>
parents: 763
diff changeset
199 --log("debug", "Sent");
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
200 if oldest_request.stayopen then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
201 if #r>1 then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
202 -- Move front request to back
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
203 t_insert(r, oldest_request);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
204 t_remove(r, 1);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
205 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
206 else
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
207 log("debug", "Destroying the request now...");
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
208 oldest_request:destroy();
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
209 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
210 elseif s ~= "" then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
211 log("debug", "Saved to send buffer because there are %d open requests", #r);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
212 -- Hmm, no requests are open :(
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
213 t_insert(session.send_buffer, tostring(s));
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
214 log("debug", "There are now %d things in the send_buffer", #session.send_buffer);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
215 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
216 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
217
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
218 -- Send creation response
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
219
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
220 local features = st.stanza("stream:features");
2608
68c43aaf681f mod_bosh: Fire stream-features event using new events API.
Waqas Hussain <waqas20@gmail.com>
parents: 2486
diff changeset
221 hosts[session.host].events.fire_event("stream-features", { origin = session, features = features });
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
222 fire_event("stream-features", session, features);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
223 --xmpp:version='1.0' xmlns:xmpp='urn:xmpp:xbosh'
2473
3f4cfa375bd6 mod_bosh: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2467
diff changeset
224 local response = st.stanza("body", { xmlns = xmlns_bosh,
3f4cfa375bd6 mod_bosh: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2467
diff changeset
225 inactivity = tostring(BOSH_DEFAULT_INACTIVITY), polling = tostring(BOSH_DEFAULT_POLLING), requests = tostring(BOSH_DEFAULT_REQUESTS), hold = tostring(session.bosh_hold), maxpause = "120",
3f4cfa375bd6 mod_bosh: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2467
diff changeset
226 sid = sid, authid = sid, ver = '1.6', from = session.host, secure = 'true', ["xmpp:version"] = "1.0",
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
227 ["xmlns:xmpp"] = "urn:xmpp:xbosh", ["xmlns:stream"] = "http://etherx.jabber.org/streams" }):add_child(features);
866
8958fe4b2391 mod_bosh: Set Content-Type in response headers
Matthew Wild <mwild1@gmail.com>
parents: 816
diff changeset
228 request:send{ headers = default_headers, body = tostring(response) };
2473
3f4cfa375bd6 mod_bosh: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2467
diff changeset
229
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
230 request.sid = sid;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
231 return;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
232 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
233
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
234 local session = sessions[sid];
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
235 if not session then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
236 -- Unknown sid
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
237 log("info", "Client tried to use sid '%s' which we don't know about", sid);
866
8958fe4b2391 mod_bosh: Set Content-Type in response headers
Matthew Wild <mwild1@gmail.com>
parents: 816
diff changeset
238 request:send{ headers = default_headers, body = tostring(st.stanza("body", { xmlns = xmlns_bosh, type = "terminate", condition = "item-not-found" })) };
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
239 request.notopen = nil;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
240 return;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
241 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
242
1663
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
243 if session.rid then
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
244 local rid = tonumber(attr.rid);
1664
6587b6c2678e mod_bosh: Calculate rid difference just once
Matthew Wild <mwild1@gmail.com>
parents: 1663
diff changeset
245 local diff = rid - session.rid;
6587b6c2678e mod_bosh: Calculate rid difference just once
Matthew Wild <mwild1@gmail.com>
parents: 1663
diff changeset
246 if diff > 1 then
1663
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
247 session.log("warn", "rid too large (means a request was lost). Last rid: %d New rid: %s", session.rid, attr.rid);
1664
6587b6c2678e mod_bosh: Calculate rid difference just once
Matthew Wild <mwild1@gmail.com>
parents: 1663
diff changeset
248 elseif diff <= 0 then
1663
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
249 -- Repeated, ignore
3041
7489ac1d5938 mod_bosh: Fix handling of rids by not dropping requests with repeated rids (assign them their sid instead), and always starting a session with first_rid-1.
Matthew Wild <mwild1@gmail.com>
parents: 3040
diff changeset
250 session.log("debug", "rid repeated (on request %s), ignoring: %s (diff %d)", request.id, session.rid, diff);
1663
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
251 request.notopen = nil;
3041
7489ac1d5938 mod_bosh: Fix handling of rids by not dropping requests with repeated rids (assign them their sid instead), and always starting a session with first_rid-1.
Matthew Wild <mwild1@gmail.com>
parents: 3040
diff changeset
252 request.sid = sid;
1663
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
253 t_insert(session.requests, request);
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
254 return;
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
255 end
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
256 session.rid = rid;
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
257 end
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
258
679
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
259 if attr.type == "terminate" then
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
260 -- Client wants to end this session
684
b7d85c6a0002 Implement session:close() for BOSH, and add checking for attempts to connect to hosts we don't serve
Matthew Wild <mwild1@gmail.com>
parents: 683
diff changeset
261 session:close();
679
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
262 request.notopen = nil;
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
263 return;
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
264 end
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
265
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
266 if session.notopen then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
267 local features = st.stanza("stream:features");
2608
68c43aaf681f mod_bosh: Fire stream-features event using new events API.
Waqas Hussain <waqas20@gmail.com>
parents: 2486
diff changeset
268 hosts[session.host].events.fire_event("stream-features", { origin = session, features = features });
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
269 fire_event("stream-features", session, features);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
270 session.send(features);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
271 session.notopen = nil;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
272 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
273
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
274 request.notopen = nil; -- Signals that we accept this opening tag
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
275 t_insert(session.requests, request);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
276 request.sid = sid;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
277 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
278
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
279 function stream_callbacks.handlestanza(request, stanza)
725
96110075288b Replacing pretty_print() with top_tag() for logging
Matthew Wild <mwild1@gmail.com>
parents: 701
diff changeset
280 log("debug", "BOSH stanza received: %s\n", stanza:top_tag());
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
281 local session = sessions[request.sid];
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
282 if session then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
283 if stanza.attr.xmlns == xmlns_bosh then
2959
62a3f824292a mod_bosh: Default stanza namespace should be jabber:client (fixes BOSH to work with recent namespace fix)
Matthew Wild <mwild1@gmail.com>
parents: 2923
diff changeset
284 stanza.attr.xmlns = nil;
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
285 end
2373
13090fc6ad90 mod_bosh: Update for new connection API
Matthew Wild <mwild1@gmail.com>
parents: 2354
diff changeset
286 session.ip = request.handler:ip();
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
287 core_process_stanza(session, stanza);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
288 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
289 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
290
1864
b9389286eece mod_bosh: Fix for 'invalid key to next' error when 2 clients lose connection at the same time
Matthew Wild <mwild1@gmail.com>
parents: 1633
diff changeset
291 local dead_sessions = {};
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
292 function on_timer()
660
b2c4a7ec31c6 Remove some old debugging code from mod_bosh
Matthew Wild <mwild1@gmail.com>
parents: 636
diff changeset
293 -- log("debug", "Checking for requests soon to timeout...");
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
294 -- Identify requests timing out within the next few seconds
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
295 local now = os_time() + 3;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
296 for request in pairs(waiting_requests) do
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
297 if request.reply_before <= now then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
298 log("debug", "%s was soon to timeout, sending empty response", request.id);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
299 -- Send empty response to let the
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
300 -- client know we're still here
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
301 if request.conn then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
302 sessions[request.sid].send("");
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
303 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
304 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
305 end
679
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
306
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
307 now = now - 3;
1864
b9389286eece mod_bosh: Fix for 'invalid key to next' error when 2 clients lose connection at the same time
Matthew Wild <mwild1@gmail.com>
parents: 1633
diff changeset
308 local n_dead_sessions = 0;
679
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
309 for session, inactive_since in pairs(inactive_sessions) do
692
4a218377f4e3 BOSH: Fix for error when closed session was in inactive_sessions list
Matthew Wild <mwild1@gmail.com>
parents: 684
diff changeset
310 if session.bosh_max_inactive then
4a218377f4e3 BOSH: Fix for error when closed session was in inactive_sessions list
Matthew Wild <mwild1@gmail.com>
parents: 684
diff changeset
311 if now - inactive_since > session.bosh_max_inactive then
4a218377f4e3 BOSH: Fix for error when closed session was in inactive_sessions list
Matthew Wild <mwild1@gmail.com>
parents: 684
diff changeset
312 (session.log or log)("debug", "BOSH client inactive too long, destroying session at %d", now);
4a218377f4e3 BOSH: Fix for error when closed session was in inactive_sessions list
Matthew Wild <mwild1@gmail.com>
parents: 684
diff changeset
313 sessions[session.sid] = nil;
4a218377f4e3 BOSH: Fix for error when closed session was in inactive_sessions list
Matthew Wild <mwild1@gmail.com>
parents: 684
diff changeset
314 inactive_sessions[session] = nil;
1864
b9389286eece mod_bosh: Fix for 'invalid key to next' error when 2 clients lose connection at the same time
Matthew Wild <mwild1@gmail.com>
parents: 1633
diff changeset
315 n_dead_sessions = n_dead_sessions + 1;
b9389286eece mod_bosh: Fix for 'invalid key to next' error when 2 clients lose connection at the same time
Matthew Wild <mwild1@gmail.com>
parents: 1633
diff changeset
316 dead_sessions[n_dead_sessions] = session;
692
4a218377f4e3 BOSH: Fix for error when closed session was in inactive_sessions list
Matthew Wild <mwild1@gmail.com>
parents: 684
diff changeset
317 end
693
d8b793e612a9 BOSH: Make previous fix a bit more efficient
Matthew Wild <mwild1@gmail.com>
parents: 692
diff changeset
318 else
679
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
319 inactive_sessions[session] = nil;
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
320 end
9506bf204b1a Numerous BOSH improvements... handle client disconnects, either explicit or implicit through inactivity; allow specifying BOSH default parameters through config; fix to prevent prematurely closing request connections in some cases, before they were replied to
Matthew Wild <mwild1@gmail.com>
parents: 660
diff changeset
321 end
1864
b9389286eece mod_bosh: Fix for 'invalid key to next' error when 2 clients lose connection at the same time
Matthew Wild <mwild1@gmail.com>
parents: 1633
diff changeset
322
b9389286eece mod_bosh: Fix for 'invalid key to next' error when 2 clients lose connection at the same time
Matthew Wild <mwild1@gmail.com>
parents: 1633
diff changeset
323 for i=1,n_dead_sessions do
b9389286eece mod_bosh: Fix for 'invalid key to next' error when 2 clients lose connection at the same time
Matthew Wild <mwild1@gmail.com>
parents: 1633
diff changeset
324 local session = dead_sessions[i];
b9389286eece mod_bosh: Fix for 'invalid key to next' error when 2 clients lose connection at the same time
Matthew Wild <mwild1@gmail.com>
parents: 1633
diff changeset
325 dead_sessions[i] = nil;
b9389286eece mod_bosh: Fix for 'invalid key to next' error when 2 clients lose connection at the same time
Matthew Wild <mwild1@gmail.com>
parents: 1633
diff changeset
326 sm_destroy_session(session, "BOSH client silent for over "..session.bosh_max_inactive.." seconds");
b9389286eece mod_bosh: Fix for 'invalid key to next' error when 2 clients lose connection at the same time
Matthew Wild <mwild1@gmail.com>
parents: 1633
diff changeset
327 end
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
328 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
329
701
dc67e3cffff4 BOSH: Allow BOSH servers to be configured through config file
Matthew Wild <mwild1@gmail.com>
parents: 693
diff changeset
330
2354
5a00668ba0ab mod_bosh: Delay setup until after server is started.
Waqas Hussain <waqas20@gmail.com>
parents: 2099
diff changeset
331 local function setup()
5a00668ba0ab mod_bosh: Delay setup until after server is started.
Waqas Hussain <waqas20@gmail.com>
parents: 2099
diff changeset
332 local ports = module:get_option("bosh_ports") or { 5280 };
5a00668ba0ab mod_bosh: Delay setup until after server is started.
Waqas Hussain <waqas20@gmail.com>
parents: 2099
diff changeset
333 httpserver.new_from_config(ports, handle_request, { base = "http-bind" });
5a00668ba0ab mod_bosh: Delay setup until after server is started.
Waqas Hussain <waqas20@gmail.com>
parents: 2099
diff changeset
334 server.addtimer(on_timer);
5a00668ba0ab mod_bosh: Delay setup until after server is started.
Waqas Hussain <waqas20@gmail.com>
parents: 2099
diff changeset
335 end
5a00668ba0ab mod_bosh: Delay setup until after server is started.
Waqas Hussain <waqas20@gmail.com>
parents: 2099
diff changeset
336 if prosody.start_time then -- already started
5a00668ba0ab mod_bosh: Delay setup until after server is started.
Waqas Hussain <waqas20@gmail.com>
parents: 2099
diff changeset
337 setup();
5a00668ba0ab mod_bosh: Delay setup until after server is started.
Waqas Hussain <waqas20@gmail.com>
parents: 2099
diff changeset
338 else
5a00668ba0ab mod_bosh: Delay setup until after server is started.
Waqas Hussain <waqas20@gmail.com>
parents: 2099
diff changeset
339 prosody.events.add_handler("server-started", setup);
5a00668ba0ab mod_bosh: Delay setup until after server is started.
Waqas Hussain <waqas20@gmail.com>
parents: 2099
diff changeset
340 end