prosody
d2825ddaac19
plugins/mod_bosh.lua

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plugins/mod_bosh.lua @ 7660:d2825ddaac19

Merge 0.10->trunk
author Matthew Wild <mwild1@gmail.com>
date Wed, 07 Sep 2016 19:33:14 +0100
parent 7656:296543556065
parent 7659:449de852cf38
child 8101:3e25d96571d1
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rev   line source
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 Waqas Hussain
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4 --
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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8
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403b56b78018 mod_posix, mod_bosh, mod_admin_telnet: Use module:set_global()
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9 module:set_global(); -- Global module
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10
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a3d77353c18a mod_*: Fix a load of global accesses
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11 local hosts = _G.hosts;
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12 local new_xmpp_stream = require "util.xmppstream".new;
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13 local sm = require "core.sessionmanager";
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14 local sm_destroy_session = sm.destroy_session;
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15 local new_uuid = require "util.uuid".generate;
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ab693eea0869 mod_admin_adhoc, mod_admin_telnet, mod_bosh, mod_c2s, mod_component, mod_pep, mod_presence, mod_roster, mod_s2s: Import core_post_stanza from the global prosody table.
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16 local core_process_stanza = prosody.core_process_stanza;
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17 local st = require "util.stanza";
1109
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18 local logger = require "util.logger";
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19 local log = logger.init("mod_bosh");
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d71f731e8fe4 mod_bosh: Add support for stanza filters to BOSH sessions (needed by some plugins)
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20 local initialize_filters = require "util.filters".initialize;
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ca30b21946ef mod_bosh: Add bosh_max_wait config option, to limit the amount of time a client can request for the server to hold open requests
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21 local math_min = math.min;
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22 local tostring, type = tostring, type;
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23 local traceback = debug.traceback;
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24 local runner = require"util.async".runner;
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25 local nameprep = require "util.encodings".stringprep.nameprep;
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26
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27 local xmlns_streams = "http://etherx.jabber.org/streams";
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28 local xmlns_xmpp_streams = "urn:ietf:params:xml:ns:xmpp-streams";
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29 local xmlns_bosh = "http://jabber.org/protocol/httpbind"; -- (hard-coded into a literal in session.send)
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31 local stream_callbacks = {
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32 stream_ns = xmlns_bosh, stream_tag = "body", default_ns = "jabber:client" };
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33
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34 -- These constants are implicitly assumed within the code, and cannot be changed
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35 local BOSH_HOLD = 1;
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36 local BOSH_MAX_REQUESTS = 2;
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38 -- The number of seconds a BOSH session should remain open with no requests
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39 local bosh_max_inactivity = module:get_option_number("bosh_max_inactivity", 60);
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40 -- The minimum amount of time between requests with no payload
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41 local bosh_max_polling = module:get_option_number("bosh_max_polling", 5);
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42 -- The maximum amount of time that the server will hold onto a request before replying
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43 -- (the client can set this to a lower value when it connects, if it chooses)
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44 local bosh_max_wait = module:get_option_number("bosh_max_wait", 120);
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45
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46 local consider_bosh_secure = module:get_option_boolean("consider_bosh_secure");
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47 local cross_domain = module:get_option("cross_domain_bosh", false);
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48
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49 if cross_domain == true then cross_domain = "*"; end
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50 if type(cross_domain) == "table" then cross_domain = table.concat(cross_domain, ", "); end
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51
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52 local trusted_proxies = module:get_option_set("trusted_proxies", {"127.0.0.1"})._items;
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53
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54 local function get_ip_from_request(request)
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55 local ip = request.conn:ip();
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56 local forwarded_for = request.headers.x_forwarded_for;
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57 if forwarded_for then
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58 forwarded_for = forwarded_for..", "..ip;
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59 for forwarded_ip in forwarded_for:gmatch("[^%s,]+") do
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60 if not trusted_proxies[forwarded_ip] then
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61 ip = forwarded_ip;
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62 end
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63 end
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64 end
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65 return ip;
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66 end
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67
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68 local t_insert, t_remove, t_concat = table.insert, table.remove, table.concat;
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69 local os_time = os.time;
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70
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71 -- All sessions, and sessions that have no requests open
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72 local sessions = module:shared("sessions");
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73
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74 -- Used to respond to idle sessions (those with waiting requests)
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75 function on_destroy_request(request)
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76 log("debug", "Request destroyed: %s", tostring(request));
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77 local session = sessions[request.context.sid];
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78 if session then
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79 local requests = session.requests;
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80 for i, r in ipairs(requests) do
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81 if r == request then
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82 t_remove(requests, i);
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83 break;
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84 end
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85 end
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86
816
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87 -- If this session now has no requests open, mark it as inactive
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88 local max_inactive = session.bosh_max_inactive;
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89 if max_inactive and #requests == 0 then
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90 if session.inactive_timer then
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91 session.inactive_timer:stop();
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92 end
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93 session.inactive_timer = module:add_timer(max_inactive, check_inactive, session, request.context,
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94 "BOSH client silent for over "..max_inactive.." seconds");
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95 (session.log or log)("debug", "BOSH session marked as inactive (for %ds)", max_inactive);
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96 end
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97 if session.bosh_wait_timer then
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98 session.bosh_wait_timer:stop();
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99 session.bosh_wait_timer = nil;
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100 end
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101 end
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102 end
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103
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104 function check_inactive(now, session, context, reason)
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105 if not session.destroyed then
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106 sessions[context.sid] = nil;
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107 sm_destroy_session(session, reason);
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108 end
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109 end
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110
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111 local function set_cross_domain_headers(response)
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112 local headers = response.headers;
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113 headers.access_control_allow_methods = "GET, POST, OPTIONS";
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114 headers.access_control_allow_headers = "Content-Type";
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parents: 5647
diff changeset
115 headers.access_control_max_age = "7200";
5667
0bf1cdea43f6 mod_bosh: Reduce a little code.
Waqas Hussain <waqas20@gmail.com>
parents: 5660
diff changeset
116 headers.access_control_allow_origin = cross_domain;
5648
f7f667c48d9a mod_bosh: Clean up handling of response headers, set them only in one place
Matthew Wild <mwild1@gmail.com>
parents: 5647
diff changeset
117 return response;
f7f667c48d9a mod_bosh: Clean up handling of response headers, set them only in one place
Matthew Wild <mwild1@gmail.com>
parents: 5647
diff changeset
118 end
f7f667c48d9a mod_bosh: Clean up handling of response headers, set them only in one place
Matthew Wild <mwild1@gmail.com>
parents: 5647
diff changeset
119
5652
bfb290c8cd73 mod_bosh: Rename event handler argument to event, not request.
Waqas Hussain <waqas20@gmail.com>
parents: 5651
diff changeset
120 function handle_OPTIONS(event)
5654
020c5cd6eb28 mod_bosh: Only return CORS headers if the Origin header is received, and CORS is enabled.
Waqas Hussain <waqas20@gmail.com>
parents: 5653
diff changeset
121 if cross_domain and event.request.headers.origin then
020c5cd6eb28 mod_bosh: Only return CORS headers if the Origin header is received, and CORS is enabled.
Waqas Hussain <waqas20@gmail.com>
parents: 5653
diff changeset
122 set_cross_domain_headers(event.response);
020c5cd6eb28 mod_bosh: Only return CORS headers if the Origin header is received, and CORS is enabled.
Waqas Hussain <waqas20@gmail.com>
parents: 5653
diff changeset
123 end
5653
c7d10b1a64b1 mod_bosh: Return empty string from the OPTIONS event handler, don't return the response object itself.
Waqas Hussain <waqas20@gmail.com>
parents: 5652
diff changeset
124 return "";
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
125 end
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
126
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
127 function handle_POST(event)
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
128 log("debug", "Handling new request %s: %s\n----------", tostring(event.request), tostring(event.request.body));
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
129
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
130 local request, response = event.request, event.response;
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
131 response.on_destroy = on_destroy_request;
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
132 local body = request.body;
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
133
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
134 local context = { request = request, response = response, notopen = true };
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
135 local stream = new_xmpp_stream(context, stream_callbacks);
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
136 response.context = context;
5648
f7f667c48d9a mod_bosh: Clean up handling of response headers, set them only in one place
Matthew Wild <mwild1@gmail.com>
parents: 5647
diff changeset
137
f7f667c48d9a mod_bosh: Clean up handling of response headers, set them only in one place
Matthew Wild <mwild1@gmail.com>
parents: 5647
diff changeset
138 local headers = response.headers;
f7f667c48d9a mod_bosh: Clean up handling of response headers, set them only in one place
Matthew Wild <mwild1@gmail.com>
parents: 5647
diff changeset
139 headers.content_type = "text/xml; charset=utf-8";
f7f667c48d9a mod_bosh: Clean up handling of response headers, set them only in one place
Matthew Wild <mwild1@gmail.com>
parents: 5647
diff changeset
140
7506
8cca24bea3e0 mod_bosh: Fix merge mistakes from c8923f882274
Kim Alvefur <zash@zash.se>
parents: 7391
diff changeset
141 if cross_domain and request.headers.origin then
5648
f7f667c48d9a mod_bosh: Clean up handling of response headers, set them only in one place
Matthew Wild <mwild1@gmail.com>
parents: 5647
diff changeset
142 set_cross_domain_headers(response);
f7f667c48d9a mod_bosh: Clean up handling of response headers, set them only in one place
Matthew Wild <mwild1@gmail.com>
parents: 5647
diff changeset
143 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
144
3707
79f62694d36e mod_bosh: Switch to util.xmppstream from xmlhandlers
Matthew Wild <mwild1@gmail.com>
parents: 3684
diff changeset
145 -- stream:feed() calls the stream_callbacks, so all stanzas in
79f62694d36e mod_bosh: Switch to util.xmppstream from xmlhandlers
Matthew Wild <mwild1@gmail.com>
parents: 3684
diff changeset
146 -- the body are processed in this next line before it returns.
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
147 -- In particular, the streamopened() stream callback is where
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
148 -- much of the session logic happens, because it's where we first
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
149 -- get to see the 'sid' of this request.
7376
f9a5d9f60561 mod_bosh: Log error returned from stream:feed()
Kim Alvefur <zash@zash.se>
parents: 7375
diff changeset
150 local ok, err = stream:feed(body);
f9a5d9f60561 mod_bosh: Log error returned from stream:feed()
Kim Alvefur <zash@zash.se>
parents: 7375
diff changeset
151 if not ok then
f9a5d9f60561 mod_bosh: Log error returned from stream:feed()
Kim Alvefur <zash@zash.se>
parents: 7375
diff changeset
152 module:log("warn", "Error parsing BOSH payload; %s", err)
7377
6c98e783272a mod_bosh: Return a proper BOSH error response instead of deprecated(?) status code (See #343)
Kim Alvefur <zash@zash.se>
parents: 7376
diff changeset
153 local close_reply = st.stanza("body", { xmlns = xmlns_bosh, type = "terminate",
6c98e783272a mod_bosh: Return a proper BOSH error response instead of deprecated(?) status code (See #343)
Kim Alvefur <zash@zash.se>
parents: 7376
diff changeset
154 ["xmlns:stream"] = xmlns_streams, condition = "bad-request" });
6c98e783272a mod_bosh: Return a proper BOSH error response instead of deprecated(?) status code (See #343)
Kim Alvefur <zash@zash.se>
parents: 7376
diff changeset
155 return tostring(close_reply);
5647
8767b47524c9 mod_bosh: Return errors when appropriate (invalid XML, missing sid)
Matthew Wild <mwild1@gmail.com>
parents: 5646
diff changeset
156 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
157
4438
7f51186ed28b mod_bosh: Move stream:features sending until after the current request has been added to session.requests. Ensures correct inactivity logic.
Matthew Wild <mwild1@gmail.com>
parents: 4437
diff changeset
158 -- Stanzas (if any) in the request have now been processed, and
7f51186ed28b mod_bosh: Move stream:features sending until after the current request has been added to session.requests. Ensures correct inactivity logic.
Matthew Wild <mwild1@gmail.com>
parents: 4437
diff changeset
159 -- we take care of the high-level BOSH logic here, including
7f51186ed28b mod_bosh: Move stream:features sending until after the current request has been added to session.requests. Ensures correct inactivity logic.
Matthew Wild <mwild1@gmail.com>
parents: 4437
diff changeset
160 -- giving a response or putting the request "on hold".
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
161 local session = sessions[context.sid];
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
162 if session then
4308
50e1a3dc2b50 mod_bosh: Mark a session as active when a request comes in, even if we don't end up holding that request, fixes BOSH ghosts (thanks smoku)
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
163 -- Session was marked as inactive, since we have
50e1a3dc2b50 mod_bosh: Mark a session as active when a request comes in, even if we don't end up holding that request, fixes BOSH ghosts (thanks smoku)
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
164 -- a request open now, unmark it
6989
118858bf47cd mod_bosh: Instead of a global once-per-second timer add a timer for each session when needed
Kim Alvefur <zash@zash.se>
parents: 6528
diff changeset
165 if session.inactive_timer and #session.requests > 0 then
118858bf47cd mod_bosh: Instead of a global once-per-second timer add a timer for each session when needed
Kim Alvefur <zash@zash.se>
parents: 6528
diff changeset
166 session.inactive_timer:stop();
118858bf47cd mod_bosh: Instead of a global once-per-second timer add a timer for each session when needed
Kim Alvefur <zash@zash.se>
parents: 6528
diff changeset
167 session.inactive_timer = nil;
118858bf47cd mod_bosh: Instead of a global once-per-second timer add a timer for each session when needed
Kim Alvefur <zash@zash.se>
parents: 6528
diff changeset
168 end
118858bf47cd mod_bosh: Instead of a global once-per-second timer add a timer for each session when needed
Kim Alvefur <zash@zash.se>
parents: 6528
diff changeset
169
118858bf47cd mod_bosh: Instead of a global once-per-second timer add a timer for each session when needed
Kim Alvefur <zash@zash.se>
parents: 6528
diff changeset
170 if session.bosh_wait_timer then
118858bf47cd mod_bosh: Instead of a global once-per-second timer add a timer for each session when needed
Kim Alvefur <zash@zash.se>
parents: 6528
diff changeset
171 session.bosh_wait_timer:stop();
118858bf47cd mod_bosh: Instead of a global once-per-second timer add a timer for each session when needed
Kim Alvefur <zash@zash.se>
parents: 6528
diff changeset
172 session.bosh_wait_timer = nil;
4308
50e1a3dc2b50 mod_bosh: Mark a session as active when a request comes in, even if we don't end up holding that request, fixes BOSH ghosts (thanks smoku)
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
173 end
4000
ca91d6e1d802 mod_bosh: Fix for miscalculating inactivity, causing disconnects under a steady stream of traffic
Matthew Wild <mwild1@gmail.com>
parents: 3725
diff changeset
174
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
175 local r = session.requests;
7653
17e42f793341 mod_bosh: Make 'hold' and 'requests' fixed to '1' and '2' respectively, as this is what all implementations realistically use
Matthew Wild <mwild1@gmail.com>
parents: 7652
diff changeset
176 log("debug", "Session %s has %d out of %d requests open", context.sid, #r, BOSH_HOLD);
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
177 log("debug", "and there are %d things in the send_buffer:", #session.send_buffer);
7653
17e42f793341 mod_bosh: Make 'hold' and 'requests' fixed to '1' and '2' respectively, as this is what all implementations realistically use
Matthew Wild <mwild1@gmail.com>
parents: 7652
diff changeset
178 if #r > BOSH_HOLD then
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
179 -- 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
180 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
181 if #session.send_buffer > 0 then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
182 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
183 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
184 session.send_buffer = {};
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
185 else
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
186 -- or an empty response
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
187 log("debug", "...sending an empty response");
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
188 session.send("");
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
189 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
190 elseif #session.send_buffer > 0 then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
191 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
192 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
193 session.send_buffer = {};
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
194 session.send(resp);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
195 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
196
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
197 if not response.finished then
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
198 -- 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
199 log("debug", "Have nothing to say, so leaving request unanswered for now");
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
200 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
201
4223
9fb6e8ec15ed mod_bosh: Fix terminate logic - process any stanzas in a terminating request, and add type='terminate' to any responses generated by those stanzas. Finally, close all remaining open requests with type='terminate' and close the session. Fixes #211 (thanks Maranda + waqas).
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
202 if session.bosh_terminate then
9fb6e8ec15ed mod_bosh: Fix terminate logic - process any stanzas in a terminating request, and add type='terminate' to any responses generated by those stanzas. Finally, close all remaining open requests with type='terminate' and close the session. Fixes #211 (thanks Maranda + waqas).
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
203 session.log("debug", "Closing session with %d requests open", #session.requests);
9fb6e8ec15ed mod_bosh: Fix terminate logic - process any stanzas in a terminating request, and add type='terminate' to any responses generated by those stanzas. Finally, close all remaining open requests with type='terminate' and close the session. Fixes #211 (thanks Maranda + waqas).
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
204 session:close();
9fb6e8ec15ed mod_bosh: Fix terminate logic - process any stanzas in a terminating request, and add type='terminate' to any responses generated by those stanzas. Finally, close all remaining open requests with type='terminate' and close the session. Fixes #211 (thanks Maranda + waqas).
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
205 return nil;
9fb6e8ec15ed mod_bosh: Fix terminate logic - process any stanzas in a terminating request, and add type='terminate' to any responses generated by those stanzas. Finally, close all remaining open requests with type='terminate' and close the session. Fixes #211 (thanks Maranda + waqas).
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
206 else
7656
296543556065 mod_bosh: Update BOSH wait timeout logic to work despite the addition of deferred requests
Matthew Wild <mwild1@gmail.com>
parents: 7655
diff changeset
207 if session.bosh_wait and #session.requests > 0 then
296543556065 mod_bosh: Update BOSH wait timeout logic to work despite the addition of deferred requests
Matthew Wild <mwild1@gmail.com>
parents: 7655
diff changeset
208 session.bosh_wait_timer = module:add_timer(session.bosh_wait, after_bosh_wait, session.requests[1], session)
296543556065 mod_bosh: Update BOSH wait timeout logic to work despite the addition of deferred requests
Matthew Wild <mwild1@gmail.com>
parents: 7655
diff changeset
209 end
296543556065 mod_bosh: Update BOSH wait timeout logic to work despite the addition of deferred requests
Matthew Wild <mwild1@gmail.com>
parents: 7655
diff changeset
210
4738
e95458712782 mod_bosh: Remove unused import of net.httpserver
Matthew Wild <mwild1@gmail.com>
parents: 4725
diff changeset
211 return true; -- Inform http server we shall reply later
4223
9fb6e8ec15ed mod_bosh: Fix terminate logic - process any stanzas in a terminating request, and add type='terminate' to any responses generated by those stanzas. Finally, close all remaining open requests with type='terminate' and close the session. Fixes #211 (thanks Maranda + waqas).
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
212 end
7375
6ae3cf899b25 mod_bosh: Return if a response has been sent already (See #343)
Kim Alvefur <zash@zash.se>
parents: 7374
diff changeset
213 elseif response.finished then
6ae3cf899b25 mod_bosh: Return if a response has been sent already (See #343)
Kim Alvefur <zash@zash.se>
parents: 7374
diff changeset
214 return; -- A response has been sent already
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
215 end
5647
8767b47524c9 mod_bosh: Return errors when appropriate (invalid XML, missing sid)
Matthew Wild <mwild1@gmail.com>
parents: 5646
diff changeset
216 module:log("warn", "Unable to associate request with a session (incomplete request?)");
7377
6c98e783272a mod_bosh: Return a proper BOSH error response instead of deprecated(?) status code (See #343)
Kim Alvefur <zash@zash.se>
parents: 7376
diff changeset
217 local close_reply = st.stanza("body", { xmlns = xmlns_bosh, type = "terminate",
6c98e783272a mod_bosh: Return a proper BOSH error response instead of deprecated(?) status code (See #343)
Kim Alvefur <zash@zash.se>
parents: 7376
diff changeset
218 ["xmlns:stream"] = xmlns_streams, condition = "item-not-found" });
6c98e783272a mod_bosh: Return a proper BOSH error response instead of deprecated(?) status code (See #343)
Kim Alvefur <zash@zash.se>
parents: 7376
diff changeset
219 return tostring(close_reply) .. "\n";
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
220 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
221
7391
c381106173d0 mod_bosh: Add annotations to ignore unused arguments [luacheck]
Kim Alvefur <zash@zash.se>
parents: 7390
diff changeset
222 function after_bosh_wait(now, request, session) -- luacheck: ignore 212
6989
118858bf47cd mod_bosh: Instead of a global once-per-second timer add a timer for each session when needed
Kim Alvefur <zash@zash.se>
parents: 6528
diff changeset
223 if request.conn then
118858bf47cd mod_bosh: Instead of a global once-per-second timer add a timer for each session when needed
Kim Alvefur <zash@zash.se>
parents: 6528
diff changeset
224 session.send("");
118858bf47cd mod_bosh: Instead of a global once-per-second timer add a timer for each session when needed
Kim Alvefur <zash@zash.se>
parents: 6528
diff changeset
225 end
118858bf47cd mod_bosh: Instead of a global once-per-second timer add a timer for each session when needed
Kim Alvefur <zash@zash.se>
parents: 6528
diff changeset
226 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
227
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
228 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
229
3448
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
230 local stream_xmlns_attr = { xmlns = "urn:ietf:params:xml:ns:xmpp-streams" };
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
231
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
232 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
233 (session.log or log)("info", "BOSH client disconnected");
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
234
3448
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
235 local close_reply = st.stanza("body", { xmlns = xmlns_bosh, type = "terminate",
4379
e4d88f4a780c mod_bosh: s/xmlns:streams/xmlns:stream/ - fixes #265 (thanks Tim)
Matthew Wild <mwild1@gmail.com>
parents: 4332
diff changeset
236 ["xmlns:stream"] = xmlns_streams });
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
237
3448
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
238
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
239 if reason then
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
240 close_reply.attr.condition = "remote-stream-error";
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
241 if type(reason) == "string" then -- assume stream error
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
242 close_reply:tag("stream:error")
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
243 :tag(reason, {xmlns = xmlns_xmpp_streams});
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
244 elseif type(reason) == "table" then
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
245 if reason.condition then
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
246 close_reply:tag("stream:error")
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
247 :tag(reason.condition, stream_xmlns_attr):up();
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
248 if reason.text then
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
249 close_reply:tag("text", stream_xmlns_attr):text(reason.text):up();
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
250 end
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
251 if reason.extra then
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
252 close_reply:add_child(reason.extra);
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
253 end
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
254 elseif reason.name then -- a stanza
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
255 close_reply = reason;
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
256 end
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
257 end
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
258 log("info", "Disconnecting client, <stream:error> is: %s", tostring(close_reply));
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
259 end
0ca7c3864431 mod_bosh: Much improve session:close() for BOSH sessions, so it now matches in usage normal session:close()
Matthew Wild <mwild1@gmail.com>
parents: 3447
diff changeset
260
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
261 local response_body = tostring(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
262 for _, held_request in ipairs(session.requests) do
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
263 held_request:send(response_body);
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
264 end
5634
7298c9bbb30f mod_bosh: Some very minor whitespace/layout fixes
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
265 sessions[session.sid] = nil;
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
266 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
267 end
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
268
6528
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
269 local runner_callbacks = { };
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
270
4438
7f51186ed28b mod_bosh: Move stream:features sending until after the current request has been added to session.requests. Ensures correct inactivity logic.
Matthew Wild <mwild1@gmail.com>
parents: 4437
diff changeset
271 -- Handle the <body> tag in the request payload.
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
272 function stream_callbacks.streamopened(context, attr)
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
273 local request, response = context.request, context.response;
4327
98ae0d0b4d07 mod_bosh: Fix logging when no sid present, fix a missing semi-colon, avoid an extra useless table lookup (thanks Thomas)
Matthew Wild <mwild1@gmail.com>
parents: 4316
diff changeset
274 local sid = attr.sid;
98ae0d0b4d07 mod_bosh: Fix logging when no sid present, fix a missing semi-colon, avoid an extra useless table lookup (thanks Thomas)
Matthew Wild <mwild1@gmail.com>
parents: 4316
diff changeset
275 log("debug", "BOSH body open (sid: %s)", sid or "<none>");
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
276 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
277 -- New session request
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
278 context.notopen = nil; -- Signals that we accept this opening tag
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
279
7378
d15cfe8627ad mod_bosh: Validate 'to' host (see #343)
Kim Alvefur <zash@zash.se>
parents: 7377
diff changeset
280 local to_host = nameprep(attr.to);
7379
250855633092 mod_bosh: Validate that 'sid' and 'wait' have sane values (fixes #475, also see #343)
Kim Alvefur <zash@zash.se>
parents: 7378
diff changeset
281 local rid = tonumber(attr.rid);
250855633092 mod_bosh: Validate that 'sid' and 'wait' have sane values (fixes #475, also see #343)
Kim Alvefur <zash@zash.se>
parents: 7378
diff changeset
282 local wait = tonumber(attr.wait);
7378
d15cfe8627ad mod_bosh: Validate 'to' host (see #343)
Kim Alvefur <zash@zash.se>
parents: 7377
diff changeset
283 if not to_host then
d15cfe8627ad mod_bosh: Validate 'to' host (see #343)
Kim Alvefur <zash@zash.se>
parents: 7377
diff changeset
284 log("debug", "BOSH client tried to connect to invalid host: %s", tostring(attr.to));
d15cfe8627ad mod_bosh: Validate 'to' host (see #343)
Kim Alvefur <zash@zash.se>
parents: 7377
diff changeset
285 local close_reply = st.stanza("body", { xmlns = xmlns_bosh, type = "terminate",
d15cfe8627ad mod_bosh: Validate 'to' host (see #343)
Kim Alvefur <zash@zash.se>
parents: 7377
diff changeset
286 ["xmlns:stream"] = xmlns_streams, condition = "improper-addressing" });
d15cfe8627ad mod_bosh: Validate 'to' host (see #343)
Kim Alvefur <zash@zash.se>
parents: 7377
diff changeset
287 response:send(tostring(close_reply));
d15cfe8627ad mod_bosh: Validate 'to' host (see #343)
Kim Alvefur <zash@zash.se>
parents: 7377
diff changeset
288 return;
d15cfe8627ad mod_bosh: Validate 'to' host (see #343)
Kim Alvefur <zash@zash.se>
parents: 7377
diff changeset
289 elseif not hosts[to_host] then
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
290 -- Unknown host
1048
45fc590539cd mod_bosh: Add log message for clients connecting to unknown host
Matthew Wild <mwild1@gmail.com>
parents: 1047
diff changeset
291 log("debug", "BOSH client tried to connect to unknown host: %s", tostring(attr.to));
3492
6d782b1fcc8a mod_bosh: Fix traceback when initiating a BOSH session to an unknown host
Matthew Wild <mwild1@gmail.com>
parents: 3472
diff changeset
292 local close_reply = st.stanza("body", { xmlns = xmlns_bosh, type = "terminate",
4379
e4d88f4a780c mod_bosh: s/xmlns:streams/xmlns:stream/ - fixes #265 (thanks Tim)
Matthew Wild <mwild1@gmail.com>
parents: 4332
diff changeset
293 ["xmlns:stream"] = xmlns_streams, condition = "host-unknown" });
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
294 response:send(tostring(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
295 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
296 end
7381
a05bf94646ba mod_bosh: Reject fractional 'wait' (See #343)
Kim Alvefur <zash@zash.se>
parents: 7380
diff changeset
297 if not rid or (not wait and attr.wait or wait < 0 or wait % 1 ~= 0) then
7379
250855633092 mod_bosh: Validate that 'sid' and 'wait' have sane values (fixes #475, also see #343)
Kim Alvefur <zash@zash.se>
parents: 7378
diff changeset
298 log("debug", "BOSH client sent invalid rid or wait attributes: rid=%s, wait=%s", tostring(attr.rid), tostring(attr.wait));
250855633092 mod_bosh: Validate that 'sid' and 'wait' have sane values (fixes #475, also see #343)
Kim Alvefur <zash@zash.se>
parents: 7378
diff changeset
299 local close_reply = st.stanza("body", { xmlns = xmlns_bosh, type = "terminate",
250855633092 mod_bosh: Validate that 'sid' and 'wait' have sane values (fixes #475, also see #343)
Kim Alvefur <zash@zash.se>
parents: 7378
diff changeset
300 ["xmlns:stream"] = xmlns_streams, condition = "bad-request" });
250855633092 mod_bosh: Validate that 'sid' and 'wait' have sane values (fixes #475, also see #343)
Kim Alvefur <zash@zash.se>
parents: 7378
diff changeset
301 response:send(tostring(close_reply));
250855633092 mod_bosh: Validate that 'sid' and 'wait' have sane values (fixes #475, also see #343)
Kim Alvefur <zash@zash.se>
parents: 7378
diff changeset
302 return;
250855633092 mod_bosh: Validate that 'sid' and 'wait' have sane values (fixes #475, also see #343)
Kim Alvefur <zash@zash.se>
parents: 7378
diff changeset
303 end
250855633092 mod_bosh: Validate that 'sid' and 'wait' have sane values (fixes #475, also see #343)
Kim Alvefur <zash@zash.se>
parents: 7378
diff changeset
304
250855633092 mod_bosh: Validate that 'sid' and 'wait' have sane values (fixes #475, also see #343)
Kim Alvefur <zash@zash.se>
parents: 7378
diff changeset
305 rid = rid - 1;
250855633092 mod_bosh: Validate that 'sid' and 'wait' have sane values (fixes #475, also see #343)
Kim Alvefur <zash@zash.se>
parents: 7378
diff changeset
306 wait = math_min(wait, bosh_max_wait);
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
307
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
308 -- New session
763
8e77a39826c2 mod_bosh: No need to tostring() uuids now
Matthew Wild <mwild1@gmail.com>
parents: 725
diff changeset
309 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
310 local session = {
7387
addd041342bd mod_bosh: Don't decrement rid twice (thanks av6)
Kim Alvefur <zash@zash.se>
parents: 7381
diff changeset
311 type = "c2s_unauthed", conn = {}, sid = sid, rid = rid, host = attr.to,
7379
250855633092 mod_bosh: Validate that 'sid' and 'wait' have sane values (fixes #475, also see #343)
Kim Alvefur <zash@zash.se>
parents: 7378
diff changeset
312 bosh_version = attr.ver, bosh_wait = wait, streamid = sid,
7653
17e42f793341 mod_bosh: Make 'hold' and 'requests' fixed to '1' and '2' respectively, as this is what all implementations realistically use
Matthew Wild <mwild1@gmail.com>
parents: 7652
diff changeset
313 bosh_max_inactive = bosh_max_inactivity,
3071
39a870ae75d9 mod_bosh: Re-layout session object creation to make lines shorter
Matthew Wild <mwild1@gmail.com>
parents: 3070
diff changeset
314 requests = { }, send_buffer = {}, reset_stream = bosh_reset_stream,
5071
0382f456ac82 mod_bosh: Remove redundant code (send stream features in only one place) (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5070
diff changeset
315 close = bosh_close_stream, dispatch_stanza = core_process_stanza, notopen = true,
3472
61cf3e7d7f07 mod_bosh: Support for reading the client's real IP through HTTP proxies from X-Forwarded-For
Matthew Wild <mwild1@gmail.com>
parents: 3460
diff changeset
316 log = logger.init("bosh"..sid), secure = consider_bosh_secure or request.secure,
61cf3e7d7f07 mod_bosh: Support for reading the client's real IP through HTTP proxies from X-Forwarded-For
Matthew Wild <mwild1@gmail.com>
parents: 3460
diff changeset
317 ip = get_ip_from_request(request);
3071
39a870ae75d9 mod_bosh: Re-layout session object creation to make lines shorter
Matthew Wild <mwild1@gmail.com>
parents: 3070
diff changeset
318 };
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
319 sessions[sid] = session;
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
320
6528
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
321 session.thread = runner(function (stanza)
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
322 session:dispatch_stanza(stanza);
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
323 end, runner_callbacks, session);
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
324
5187
d71f731e8fe4 mod_bosh: Add support for stanza filters to BOSH sessions (needed by some plugins)
Matthew Wild <mwild1@gmail.com>
parents: 5185
diff changeset
325 local filter = initialize_filters(session);
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
326
3472
61cf3e7d7f07 mod_bosh: Support for reading the client's real IP through HTTP proxies from X-Forwarded-For
Matthew Wild <mwild1@gmail.com>
parents: 3460
diff changeset
327 session.log("debug", "BOSH session created for request from %s", session.ip);
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
328 log("info", "New BOSH session, assigned it sid '%s'", sid);
5046
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
329
7047
9ca2b720ad43 mod_bosh: Fire event when BOSH session is created
Matthew Wild <mwild1@gmail.com>
parents: 6528
diff changeset
330 hosts[session.host].events.fire_event("bosh-session", { session = session, request = request });
9ca2b720ad43 mod_bosh: Fire event when BOSH session is created
Matthew Wild <mwild1@gmail.com>
parents: 6528
diff changeset
331
5046
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
332 -- Send creation response
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
333 local creating_session = true;
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
334
4769
c91bb217bf79 mod_bosh: Remove unused send_buffer variable
Matthew Wild <mwild1@gmail.com>
parents: 4768
diff changeset
335 local r = session.requests;
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
336 function session.send(s)
3322
c4e107e7c883 mod_bosh: Add jabber:client namespace to stanzas with no namespace
Matthew Wild <mwild1@gmail.com>
parents: 3071
diff changeset
337 -- We need to ensure that outgoing stanzas have the jabber:client xmlns
c4e107e7c883 mod_bosh: Add jabber:client namespace to stanzas with no namespace
Matthew Wild <mwild1@gmail.com>
parents: 3071
diff changeset
338 if s.attr and not s.attr.xmlns then
c4e107e7c883 mod_bosh: Add jabber:client namespace to stanzas with no namespace
Matthew Wild <mwild1@gmail.com>
parents: 3071
diff changeset
339 s = st.clone(s);
c4e107e7c883 mod_bosh: Add jabber:client namespace to stanzas with no namespace
Matthew Wild <mwild1@gmail.com>
parents: 3071
diff changeset
340 s.attr.xmlns = "jabber:client";
c4e107e7c883 mod_bosh: Add jabber:client namespace to stanzas with no namespace
Matthew Wild <mwild1@gmail.com>
parents: 3071
diff changeset
341 end
5187
d71f731e8fe4 mod_bosh: Add support for stanza filters to BOSH sessions (needed by some plugins)
Matthew Wild <mwild1@gmail.com>
parents: 5185
diff changeset
342 s = filter("stanzas/out", s);
2099
73e083d01449 mod_bosh: Don't log response XML
Matthew Wild <mwild1@gmail.com>
parents: 2084
diff changeset
343 --log("debug", "Sending BOSH data: %s", tostring(s));
7326
d11701e86702 mod_bosh: Skip sending stanzas removed out by filters (fixes #657)
Kim Alvefur <zash@zash.se>
parents: 7283
diff changeset
344 if not s then return true end
5046
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
345 t_insert(session.send_buffer, tostring(s));
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
346
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
347 local oldest_request = r[1];
5046
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
348 if oldest_request and not session.bosh_processing then
2099
73e083d01449 mod_bosh: Don't log response XML
Matthew Wild <mwild1@gmail.com>
parents: 2084
diff changeset
349 log("debug", "We have an open request, so sending on that");
5046
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
350 local body_attr = { xmlns = "http://jabber.org/protocol/httpbind",
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
351 ["xmlns:stream"] = "http://etherx.jabber.org/streams";
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
352 type = session.bosh_terminate and "terminate" or nil;
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
353 sid = sid;
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
354 };
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
355 if creating_session then
5644
f9cfe6f5d60f mod_bosh: Reset creating_session to prevent putting unnecessary attributes into every BOSH response
Matthew Wild <mwild1@gmail.com>
parents: 5639
diff changeset
356 creating_session = nil;
7653
17e42f793341 mod_bosh: Make 'hold' and 'requests' fixed to '1' and '2' respectively, as this is what all implementations realistically use
Matthew Wild <mwild1@gmail.com>
parents: 7652
diff changeset
357 body_attr.requests = tostring(BOSH_MAX_REQUESTS);
17e42f793341 mod_bosh: Make 'hold' and 'requests' fixed to '1' and '2' respectively, as this is what all implementations realistically use
Matthew Wild <mwild1@gmail.com>
parents: 7652
diff changeset
358 body_attr.hold = tostring(BOSH_HOLD);
17e42f793341 mod_bosh: Make 'hold' and 'requests' fixed to '1' and '2' respectively, as this is what all implementations realistically use
Matthew Wild <mwild1@gmail.com>
parents: 7652
diff changeset
359 body_attr.inactivity = tostring(bosh_max_inactivity);
17e42f793341 mod_bosh: Make 'hold' and 'requests' fixed to '1' and '2' respectively, as this is what all implementations realistically use
Matthew Wild <mwild1@gmail.com>
parents: 7652
diff changeset
360 body_attr.polling = tostring(bosh_max_polling);
5185
ca30b21946ef mod_bosh: Add bosh_max_wait config option, to limit the amount of time a client can request for the server to hold open requests
Matthew Wild <mwild1@gmail.com>
parents: 5179
diff changeset
361 body_attr.wait = tostring(session.bosh_wait);
5046
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
362 body_attr.authid = sid;
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
363 body_attr.secure = "true";
5670
9218a0e81a41 mod_bosh: Fix global write
Matthew Wild <mwild1@gmail.com>
parents: 5650
diff changeset
364 body_attr.ver = '1.6';
9218a0e81a41 mod_bosh: Fix global write
Matthew Wild <mwild1@gmail.com>
parents: 5650
diff changeset
365 body_attr.from = session.host;
5046
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
366 body_attr["xmlns:xmpp"] = "urn:xmpp:xbosh";
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
367 body_attr["xmpp:version"] = "1.0";
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
368 end
7659
449de852cf38 mod_bosh: Save last response in case retransmission is required
Sam Whited <sam@samwhited.com>
parents: 7653
diff changeset
369 session.bosh_last_response = st.stanza("body", body_attr):top_tag()..t_concat(session.send_buffer).."</body>";
449de852cf38 mod_bosh: Save last response in case retransmission is required
Sam Whited <sam@samwhited.com>
parents: 7653
diff changeset
370 oldest_request:send(session.bosh_last_response);
5046
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
371 session.send_buffer = {};
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
372 end
4102
9df4e61c260b mod_bosh: Return true from send()
Matthew Wild <mwild1@gmail.com>
parents: 4000
diff changeset
373 return true;
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
374 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
375 request.sid = sid;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
376 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
377
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
378 local session = sessions[sid];
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
379 if not session then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
380 -- Unknown sid
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
381 log("info", "Client tried to use sid '%s' which we don't know about", sid);
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
382 response:send(tostring(st.stanza("body", { xmlns = xmlns_bosh, type = "terminate", condition = "item-not-found" })));
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
383 context.notopen = nil;
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
384 return;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
385 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
386
1663
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
387 if session.rid then
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
388 local rid = tonumber(attr.rid);
1664
6587b6c2678e mod_bosh: Calculate rid difference just once
Matthew Wild <mwild1@gmail.com>
parents: 1663
diff changeset
389 local diff = rid - session.rid;
7651
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
390 -- Diff should be 1 for a healthy request
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
391 if diff ~= 1 then
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
392 context.sid = sid;
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
393 context.notopen = nil;
7651
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
394 if diff == 2 then
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
395 -- Hold request, but don't process it (ouch!)
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
396 session.log("debug", "rid skipped: %d, deferring this request", rid-1)
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
397 context.defer = true;
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
398 session.bosh_deferred = { context = context, sid = sid, rid = rid, terminate = attr.type == "terminate" };
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
399 return;
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
400 end
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
401 context.ignore = true;
7651
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
402 if diff == 0 then
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
403 -- Re-send previous response, ignore stanzas in this request
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
404 session.log("debug", "rid repeated, ignoring: %s (diff %d)", session.rid, diff);
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
405 response:send(session.bosh_last_response);
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
406 return;
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
407 end
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
408 -- Session broken, destroy it
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
409 session.log("debug", "rid out of range: %d (diff %d)", rid, diff);
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
410 response:send(tostring(st.stanza("body", { xmlns = xmlns_bosh, type = "terminate", condition = "item-not-found" })));
1663
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
411 return;
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
412 end
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
413 session.rid = rid;
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
414 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
415
4223
9fb6e8ec15ed mod_bosh: Fix terminate logic - process any stanzas in a terminating request, and add type='terminate' to any responses generated by those stanzas. Finally, close all remaining open requests with type='terminate' and close the session. Fixes #211 (thanks Maranda + waqas).
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
416 if attr.type == "terminate" then
9fb6e8ec15ed mod_bosh: Fix terminate logic - process any stanzas in a terminating request, and add type='terminate' to any responses generated by those stanzas. Finally, close all remaining open requests with type='terminate' and close the session. Fixes #211 (thanks Maranda + waqas).
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
417 -- Client wants to end this session, which we'll do
9fb6e8ec15ed mod_bosh: Fix terminate logic - process any stanzas in a terminating request, and add type='terminate' to any responses generated by those stanzas. Finally, close all remaining open requests with type='terminate' and close the session. Fixes #211 (thanks Maranda + waqas).
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
418 -- after processing any stanzas in this request
9fb6e8ec15ed mod_bosh: Fix terminate logic - process any stanzas in a terminating request, and add type='terminate' to any responses generated by those stanzas. Finally, close all remaining open requests with type='terminate' and close the session. Fixes #211 (thanks Maranda + waqas).
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
419 session.bosh_terminate = true;
9fb6e8ec15ed mod_bosh: Fix terminate logic - process any stanzas in a terminating request, and add type='terminate' to any responses generated by those stanzas. Finally, close all remaining open requests with type='terminate' and close the session. Fixes #211 (thanks Maranda + waqas).
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
420 end
9fb6e8ec15ed mod_bosh: Fix terminate logic - process any stanzas in a terminating request, and add type='terminate' to any responses generated by those stanzas. Finally, close all remaining open requests with type='terminate' and close the session. Fixes #211 (thanks Maranda + waqas).
Matthew Wild <mwild1@gmail.com>
parents: 4102
diff changeset
421
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
422 context.notopen = nil; -- Signals that we accept this opening tag
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
423 t_insert(session.requests, response);
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
424 context.sid = sid;
5046
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
425 session.bosh_processing = true; -- Used to suppress replies until processing of this request is done
4438
7f51186ed28b mod_bosh: Move stream:features sending until after the current request has been added to session.requests. Ensures correct inactivity logic.
Matthew Wild <mwild1@gmail.com>
parents: 4437
diff changeset
426
7f51186ed28b mod_bosh: Move stream:features sending until after the current request has been added to session.requests. Ensures correct inactivity logic.
Matthew Wild <mwild1@gmail.com>
parents: 4437
diff changeset
427 if session.notopen then
7f51186ed28b mod_bosh: Move stream:features sending until after the current request has been added to session.requests. Ensures correct inactivity logic.
Matthew Wild <mwild1@gmail.com>
parents: 4437
diff changeset
428 local features = st.stanza("stream:features");
7f51186ed28b mod_bosh: Move stream:features sending until after the current request has been added to session.requests. Ensures correct inactivity logic.
Matthew Wild <mwild1@gmail.com>
parents: 4437
diff changeset
429 hosts[session.host].events.fire_event("stream-features", { origin = session, features = features });
5658
97c1c1bdd7bc mod_bosh: Don't tostring() stream:features when passing to session.send().
Waqas Hussain <waqas20@gmail.com>
parents: 5654
diff changeset
430 session.send(features);
4438
7f51186ed28b mod_bosh: Move stream:features sending until after the current request has been added to session.requests. Ensures correct inactivity logic.
Matthew Wild <mwild1@gmail.com>
parents: 4437
diff changeset
431 session.notopen = nil;
7f51186ed28b mod_bosh: Move stream:features sending until after the current request has been added to session.requests. Ensures correct inactivity logic.
Matthew Wild <mwild1@gmail.com>
parents: 4437
diff changeset
432 end
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
433 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
434
5727
372ecf3630cf mod_bosh: pcall() core_process_stanza per stanza, to bring in line with other listeners. This ensures that stanzas following a traceback-causing stanza in a request will still be processed (as would happen on normal c2s).
Matthew Wild <mwild1@gmail.com>
parents: 5726
diff changeset
435 local function handleerr(err) log("error", "Traceback[bosh]: %s", traceback(tostring(err), 2)); end
6528
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
436
7391
c381106173d0 mod_bosh: Add annotations to ignore unused arguments [luacheck]
Kim Alvefur <zash@zash.se>
parents: 7390
diff changeset
437 function runner_callbacks:error(err) -- luacheck: ignore 212/self
6528
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
438 return handleerr(err);
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
439 end
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
440
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
441 function stream_callbacks.handlestanza(context, stanza)
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
442 if context.ignore then return; end
725
96110075288b Replacing pretty_print() with top_tag() for logging
Matthew Wild <mwild1@gmail.com>
parents: 701
diff changeset
443 log("debug", "BOSH stanza received: %s\n", stanza:top_tag());
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
444 local session = sessions[context.sid];
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
445 if session then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
446 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
447 stanza.attr.xmlns = nil;
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
448 end
7651
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
449 if context.defer and session.bosh_deferred then
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
450 log("debug", "Deferring this stanza");
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
451 t_insert(session.bosh_deferred, stanza);
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
452 else
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
453 stanza = session.filter("stanzas/in", stanza);
7654
b40776ee2aef Merge 0.10->trunk
Matthew Wild <mwild1@gmail.com>
parents: 7506 7653
diff changeset
454 session.thread:run(stanza);
7283
32754b15b28a Backed out BOSH use of util.async (changeset f0687c313cf1)
Kim Alvefur <zash@zash.se>
parents: 7047
diff changeset
455 end
7652
7cc3d6c764ce mod_bosh: Log when a stanza isn't handled because we can't find a session for it
Matthew Wild <mwild1@gmail.com>
parents: 7651
diff changeset
456 else
7cc3d6c764ce mod_bosh: Log when a stanza isn't handled because we can't find a session for it
Matthew Wild <mwild1@gmail.com>
parents: 7651
diff changeset
457 log("debug", "No session for this stanza! (sid: %s)", context.sid or "none!");
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
458 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
459 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
460
5635
84d3d7b69f9a mod_bosh: rename variable for clarity
Matthew Wild <mwild1@gmail.com>
parents: 5634
diff changeset
461 function stream_callbacks.streamclosed(context)
84d3d7b69f9a mod_bosh: rename variable for clarity
Matthew Wild <mwild1@gmail.com>
parents: 5634
diff changeset
462 local session = sessions[context.sid];
5046
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
463 if session then
7651
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
464 if not context.defer and session.bosh_deferred then
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
465 -- Handle deferred stanzas now
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
466 local deferred_stanzas = session.bosh_deferred;
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
467 local context = deferred_stanzas.context;
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
468 session.bosh_deferred = nil;
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
469 log("debug", "Handling deferred stanzas from rid %d", deferred_stanzas.rid);
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
470 session.rid = deferred_stanzas.rid;
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
471 t_insert(session.requests, context.response);
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
472 for _, stanza in ipairs(deferred_stanzas) do
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
473 stream_callbacks.handlestanza(context, stanza);
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
474 end
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
475 if deferred_stanzas.terminate then
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
476 session.bosh_terminate = true;
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
477 end
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
478 end
5046
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
479 session.bosh_processing = false;
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
480 if #session.send_buffer > 0 then
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
481 session.send("");
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
482 end
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
483 end
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
484 end
16c7b510694b mod_bosh: Correctly handle data included in the session initiation request, and cork session while a request is being processed, preventing replying to requests when there may be more data to come, reducing round-trips.
Matthew Wild <mwild1@gmail.com>
parents: 5031
diff changeset
485
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
486 function stream_callbacks.error(context, error)
3447
cc2dc55e66f9 mod_bosh: Add error callback for xmlhandlers, to handle the case of invalid or unusable XML in the request payload
Matthew Wild <mwild1@gmail.com>
parents: 3439
diff changeset
487 log("debug", "Error parsing BOSH request payload; %s", error);
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
488 if not context.sid then
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
489 local response = context.response;
7380
d24d88feed76 mod_bosh: Return a proper BOSH error response from XML parse error callback (see #343)
Kim Alvefur <zash@zash.se>
parents: 7379
diff changeset
490 local close_reply = st.stanza("body", { xmlns = xmlns_bosh, type = "terminate",
d24d88feed76 mod_bosh: Return a proper BOSH error response from XML parse error callback (see #343)
Kim Alvefur <zash@zash.se>
parents: 7379
diff changeset
491 ["xmlns:stream"] = xmlns_streams, condition = "bad-request" });
d24d88feed76 mod_bosh: Return a proper BOSH error response from XML parse error callback (see #343)
Kim Alvefur <zash@zash.se>
parents: 7379
diff changeset
492 response:send(tostring(close_reply));
3447
cc2dc55e66f9 mod_bosh: Add error callback for xmlhandlers, to handle the case of invalid or unusable XML in the request payload
Matthew Wild <mwild1@gmail.com>
parents: 3439
diff changeset
493 return;
cc2dc55e66f9 mod_bosh: Add error callback for xmlhandlers, to handle the case of invalid or unusable XML in the request payload
Matthew Wild <mwild1@gmail.com>
parents: 3439
diff changeset
494 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
495
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
496 local session = sessions[context.sid];
3447
cc2dc55e66f9 mod_bosh: Add error callback for xmlhandlers, to handle the case of invalid or unusable XML in the request payload
Matthew Wild <mwild1@gmail.com>
parents: 3439
diff changeset
497 if error == "stream-error" then -- Remote stream error, we close normally
cc2dc55e66f9 mod_bosh: Add error callback for xmlhandlers, to handle the case of invalid or unusable XML in the request payload
Matthew Wild <mwild1@gmail.com>
parents: 3439
diff changeset
498 session:close();
cc2dc55e66f9 mod_bosh: Add error callback for xmlhandlers, to handle the case of invalid or unusable XML in the request payload
Matthew Wild <mwild1@gmail.com>
parents: 3439
diff changeset
499 else
cc2dc55e66f9 mod_bosh: Add error callback for xmlhandlers, to handle the case of invalid or unusable XML in the request payload
Matthew Wild <mwild1@gmail.com>
parents: 3439
diff changeset
500 session:close({ condition = "bad-format", text = "Error processing stream" });
cc2dc55e66f9 mod_bosh: Add error callback for xmlhandlers, to handle the case of invalid or unusable XML in the request payload
Matthew Wild <mwild1@gmail.com>
parents: 3439
diff changeset
501 end
cc2dc55e66f9 mod_bosh: Add error callback for xmlhandlers, to handle the case of invalid or unusable XML in the request payload
Matthew Wild <mwild1@gmail.com>
parents: 3439
diff changeset
502 end
cc2dc55e66f9 mod_bosh: Add error callback for xmlhandlers, to handle the case of invalid or unusable XML in the request payload
Matthew Wild <mwild1@gmail.com>
parents: 3439
diff changeset
503
4880
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
504 local GET_response = {
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
505 headers = {
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
506 content_type = "text/html";
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
507 };
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
508 body = [[<html><body>
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
509 <p>It works! Now point your BOSH client to this URL to connect to Prosody.</p>
7359
a5a080c12c96 Update every link to the documentation to use HTTPS
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 7327
diff changeset
510 <p>For more information see <a href="https://prosody.im/doc/setting_up_bosh">Prosody: Setting up BOSH</a>.</p>
4880
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
511 </body></html>]];
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
512 };
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
513
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
514 function module.add_host(module)
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
515 module:depends("http");
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
516 module:provides("http", {
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
517 default_path = "/http-bind";
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
518 route = {
4880
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
519 ["GET"] = GET_response;
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
520 ["GET /"] = GET_response;
4725
d085db6285db mod_bosh: Add routes without trailing-'/', so that both /http-bind and /http-bind/ work again
Matthew Wild <mwild1@gmail.com>
parents: 4697
diff changeset
521 ["OPTIONS"] = handle_OPTIONS;
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
522 ["OPTIONS /"] = handle_OPTIONS;
4725
d085db6285db mod_bosh: Add routes without trailing-'/', so that both /http-bind and /http-bind/ work again
Matthew Wild <mwild1@gmail.com>
parents: 4697
diff changeset
523 ["POST"] = handle_POST;
4692
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
524 ["POST /"] = handle_POST;
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
525 };
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
Matthew Wild <mwild1@gmail.com>
parents: 4690
diff changeset
526 });
2354
5a00668ba0ab mod_bosh: Delay setup until after server is started.
Waqas Hussain <waqas20@gmail.com>
parents: 2099
diff changeset
527 end