Annotate

plugins/mod_bosh.lua @ 9444:7c1cdf5f9f83

MUC: Respond to ping per XEP-0410: MUC Self-Ping server optimization (closes #1220)
author Kim Alvefur <zash@zash.se>
date Sun, 07 Oct 2018 03:48:13 +0200
parent 9380:7425af27fc67
child 9777:2e07d2f71599
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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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9 module:set_global();
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10
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11 local new_xmpp_stream = require "util.xmppstream".new;
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12 local sm = require "core.sessionmanager";
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13 local sm_destroy_session = sm.destroy_session;
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14 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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15 local core_process_stanza = prosody.core_process_stanza;
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16 local st = require "util.stanza";
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17 local logger = require "util.logger";
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18 local log = module._log;
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19 local initialize_filters = require "util.filters".initialize;
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20 local math_min = math.min;
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21 local tostring, type = tostring, type;
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22 local traceback = debug.traceback;
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23 local runner = require"util.async".runner;
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24 local nameprep = require "util.encodings".stringprep.nameprep;
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25 local cache = require "util.cache";
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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 t_insert, t_remove, t_concat = table.insert, table.remove, table.concat;
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53
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54 -- All sessions, and sessions that have no requests open
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55 local sessions = module:shared("sessions");
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57 -- Used to respond to idle sessions (those with waiting requests)
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58 function on_destroy_request(request)
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59 log("debug", "Request destroyed: %s", tostring(request));
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60 local session = sessions[request.context.sid];
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61 if session then
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62 local requests = session.requests;
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63 for i, r in ipairs(requests) do
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64 if r == request then
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65 t_remove(requests, i);
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66 break;
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67 end
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68 end
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69
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70 -- If this session now has no requests open, mark it as inactive
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71 local max_inactive = session.bosh_max_inactive;
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72 if max_inactive and #requests == 0 then
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73 if session.inactive_timer then
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74 session.inactive_timer:stop();
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75 end
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76 session.inactive_timer = module:add_timer(max_inactive, check_inactive, session, request.context,
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77 "BOSH client silent for over "..max_inactive.." seconds");
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78 (session.log or log)("debug", "BOSH session marked as inactive (for %ds)", max_inactive);
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79 end
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80 if session.bosh_wait_timer then
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81 session.bosh_wait_timer:stop();
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82 session.bosh_wait_timer = nil;
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83 end
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84 end
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85 end
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86
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87 function check_inactive(now, session, context, reason) -- luacheck: ignore 212/now
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88 if not session.destroyed then
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89 sessions[context.sid] = nil;
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90 sm_destroy_session(session, reason);
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91 end
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92 end
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93
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94 local function set_cross_domain_headers(response)
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95 local headers = response.headers;
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96 headers.access_control_allow_methods = "GET, POST, OPTIONS";
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97 headers.access_control_allow_headers = "Content-Type";
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98 headers.access_control_max_age = "7200";
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99 headers.access_control_allow_origin = cross_domain;
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100 return response;
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101 end
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102
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103 function handle_OPTIONS(event)
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104 if cross_domain and event.request.headers.origin then
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105 set_cross_domain_headers(event.response);
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106 end
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107 return "";
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108 end
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109
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110 function handle_POST(event)
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111 log("debug", "Handling new request %s: %s\n----------", tostring(event.request), tostring(event.request.body));
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112
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113 local request, response = event.request, event.response;
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114 response.on_destroy = on_destroy_request;
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115 local body = request.body;
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diff changeset
116
8e7c683d78ca mod_bosh: Large commit to update to mod_http/net.http.server APIs. Becomes a shared module.
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parents: 4690
diff changeset
117 local context = { request = request, response = response, notopen = true };
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parents: 4690
diff changeset
118 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.
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diff changeset
119 response.context = context;
5648
f7f667c48d9a mod_bosh: Clean up handling of response headers, set them only in one place
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parents: 5647
diff changeset
120
f7f667c48d9a mod_bosh: Clean up handling of response headers, set them only in one place
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parents: 5647
diff changeset
121 local headers = response.headers;
f7f667c48d9a mod_bosh: Clean up handling of response headers, set them only in one place
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parents: 5647
diff changeset
122 headers.content_type = "text/xml; charset=utf-8";
f7f667c48d9a mod_bosh: Clean up handling of response headers, set them only in one place
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parents: 5647
diff changeset
123
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8cca24bea3e0 mod_bosh: Fix merge mistakes from c8923f882274
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parents: 7391
diff changeset
124 if cross_domain and request.headers.origin then
5648
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parents: 5647
diff changeset
125 set_cross_domain_headers(response);
f7f667c48d9a mod_bosh: Clean up handling of response headers, set them only in one place
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parents: 5647
diff changeset
126 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
127
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parents: 3684
diff changeset
128 -- stream:feed() calls the stream_callbacks, so all stanzas in
79f62694d36e mod_bosh: Switch to util.xmppstream from xmlhandlers
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parents: 3684
diff changeset
129 -- the body are processed in this next line before it returns.
4692
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parents: 4690
diff changeset
130 -- 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.
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parents: 4690
diff changeset
131 -- 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.
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parents: 4690
diff changeset
132 -- 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
133 local ok, err = stream:feed(body);
f9a5d9f60561 mod_bosh: Log error returned from stream:feed()
Kim Alvefur <zash@zash.se>
parents: 7375
diff changeset
134 if not ok then
f9a5d9f60561 mod_bosh: Log error returned from stream:feed()
Kim Alvefur <zash@zash.se>
parents: 7375
diff changeset
135 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
136 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
137 ["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
138 return tostring(close_reply);
5647
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Matthew Wild <mwild1@gmail.com>
parents: 5646
diff changeset
139 end
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parents: 5748
diff changeset
140
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parents: 4437
diff changeset
141 -- 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
142 -- 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
143 -- giving a response or putting the request "on hold".
4692
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144 local session = sessions[context.sid];
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145 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
146 -- 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
147 -- a request open now, unmark it
6989
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Kim Alvefur <zash@zash.se>
parents: 6528
diff changeset
148 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
149 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
150 session.inactive_timer = nil;
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parents: 6528
diff changeset
151 end
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Kim Alvefur <zash@zash.se>
parents: 6528
diff changeset
152
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
153 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
154 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
155 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
156 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
157
636
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diff changeset
158 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
159 log("debug", "Session %s has %d out of %d requests open", context.sid, #r, BOSH_HOLD);
4692
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parents: 4690
diff changeset
160 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
161 if #r > BOSH_HOLD then
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
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parents:
diff changeset
162 -- 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
163 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
164 if #session.send_buffer > 0 then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
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parents:
diff changeset
165 log("debug", "...sending what is in the buffer")
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
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parents:
diff changeset
166 session.send(t_concat(session.send_buffer));
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
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parents:
diff changeset
167 session.send_buffer = {};
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
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parents:
diff changeset
168 else
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
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parents:
diff changeset
169 -- or an empty response
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
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parents:
diff changeset
170 log("debug", "...sending an empty response");
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
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parents:
diff changeset
171 session.send("");
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
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parents:
diff changeset
172 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
173 elseif #session.send_buffer > 0 then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
174 log("debug", "Session has data in the send buffer, will send now..");
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
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parents:
diff changeset
175 local resp = t_concat(session.send_buffer);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
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parents:
diff changeset
176 session.send_buffer = {};
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
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parents:
diff changeset
177 session.send(resp);
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
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parents:
diff changeset
178 end
5776
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diff changeset
179
4692
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parents: 4690
diff changeset
180 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
181 -- 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
182 log("debug", "Have nothing to say, so leaving request unanswered for now");
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
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parents:
diff changeset
183 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
184
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
185 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
186 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
187 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
188 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
189 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
190 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
191 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
192 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
193
4738
e95458712782 mod_bosh: Remove unused import of net.httpserver
Matthew Wild <mwild1@gmail.com>
parents: 4725
diff changeset
194 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
195 end
8765
d5ff0982d3e6 mod_bosh: Fix for 7be8f649d97d to skip error handling and allow other modules to handle the request
Matthew Wild <mwild1@gmail.com>
parents: 8752
diff changeset
196 elseif response.finished or context.ignore_request then
8918
f69b3e39e0c1 mod_bosh: Add extra debug logging to help with #1134
Kim Alvefur <zash@zash.se>
parents: 8843
diff changeset
197 if response.finished then
f69b3e39e0c1 mod_bosh: Add extra debug logging to help with #1134
Kim Alvefur <zash@zash.se>
parents: 8843
diff changeset
198 module:log("debug", "Response finished");
f69b3e39e0c1 mod_bosh: Add extra debug logging to help with #1134
Kim Alvefur <zash@zash.se>
parents: 8843
diff changeset
199 end
f69b3e39e0c1 mod_bosh: Add extra debug logging to help with #1134
Kim Alvefur <zash@zash.se>
parents: 8843
diff changeset
200 if context.ignore_request then
f69b3e39e0c1 mod_bosh: Add extra debug logging to help with #1134
Kim Alvefur <zash@zash.se>
parents: 8843
diff changeset
201 module:log("debug", "Ignoring this request");
f69b3e39e0c1 mod_bosh: Add extra debug logging to help with #1134
Kim Alvefur <zash@zash.se>
parents: 8843
diff changeset
202 end
8767
7738838a013d mod_bosh: Fix inconsistent whitespace [luacheck]
Kim Alvefur <zash@zash.se>
parents: 8765
diff changeset
203 -- A response has been sent already, or we're ignoring this request
7738838a013d mod_bosh: Fix inconsistent whitespace [luacheck]
Kim Alvefur <zash@zash.se>
parents: 8765
diff changeset
204 -- (e.g. so a different instance of the module can handle it)
8765
d5ff0982d3e6 mod_bosh: Fix for 7be8f649d97d to skip error handling and allow other modules to handle the request
Matthew Wild <mwild1@gmail.com>
parents: 8752
diff changeset
205 return;
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
206 end
5647
8767b47524c9 mod_bosh: Return errors when appropriate (invalid XML, missing sid)
Matthew Wild <mwild1@gmail.com>
parents: 5646
diff changeset
207 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
208 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
209 ["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
210 return tostring(close_reply) .. "\n";
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
211 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
212
7391
c381106173d0 mod_bosh: Add annotations to ignore unused arguments [luacheck]
Kim Alvefur <zash@zash.se>
parents: 7390
diff changeset
213 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
214 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
215 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
216 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
217 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
218
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
219 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
220
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
221 local stream_xmlns_attr = { xmlns = "urn:ietf:params:xml:ns:xmpp-streams" };
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
222 local function bosh_close_stream(session, reason)
8743
81929cfe7f86 mod_bosh: Improve logging on session close (reason may be a table with params)
Matthew Wild <mwild1@gmail.com>
parents: 8594
diff changeset
223 (session.log or log)("info", "BOSH client disconnected: %s", tostring((reason and reason.condition or reason) or "session close"));
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
224
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
225 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
226 ["xmlns:stream"] = xmlns_streams });
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
227
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
228
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
229 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
230 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
231 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
232 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
233 :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
234 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
235 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
236 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
237 :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
238 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
239 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
240 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
241 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
242 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
243 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
244 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
245 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
246 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
247 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
248 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
249 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
250
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
251 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
252 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
253 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
254 end
5634
7298c9bbb30f mod_bosh: Some very minor whitespace/layout fixes
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
255 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
256 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
257 end
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
258
6528
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
259 local runner_callbacks = { };
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
260
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
261 -- 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
262 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
263 local request, response = context.request, context.response;
8747
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
264 local sid, rid = attr.sid, tonumber(attr.rid);
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
265 log("debug", "BOSH body open (sid: %s)", sid or "<none>");
8747
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
266 context.rid = rid;
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
267 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
268 -- 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
269 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
270
7378
d15cfe8627ad mod_bosh: Validate 'to' host (see #343)
Kim Alvefur <zash@zash.se>
parents: 7377
diff changeset
271 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
272 local wait = tonumber(attr.wait);
7378
d15cfe8627ad mod_bosh: Validate 'to' host (see #343)
Kim Alvefur <zash@zash.se>
parents: 7377
diff changeset
273 if not to_host then
d15cfe8627ad mod_bosh: Validate 'to' host (see #343)
Kim Alvefur <zash@zash.se>
parents: 7377
diff changeset
274 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
275 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
276 ["xmlns:stream"] = xmlns_streams, condition = "improper-addressing" });
d15cfe8627ad mod_bosh: Validate 'to' host (see #343)
Kim Alvefur <zash@zash.se>
parents: 7377
diff changeset
277 response:send(tostring(close_reply));
d15cfe8627ad mod_bosh: Validate 'to' host (see #343)
Kim Alvefur <zash@zash.se>
parents: 7377
diff changeset
278 return;
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
279 end
7381
a05bf94646ba mod_bosh: Reject fractional 'wait' (See #343)
Kim Alvefur <zash@zash.se>
parents: 7380
diff changeset
280 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
281 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
282 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
283 ["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
284 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
285 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
286 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
287
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
288 wait = math_min(wait, bosh_max_wait);
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
289
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
290 -- New session
763
8e77a39826c2 mod_bosh: No need to tostring() uuids now
Matthew Wild <mwild1@gmail.com>
parents: 725
diff changeset
291 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
292 local session = {
8747
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
293 type = "c2s_unauthed", conn = request.conn, sid = sid, host = attr.to,
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
294 rid = rid - 1, -- Hack for initial session setup, "previous" rid was $current_request - 1
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
295 bosh_version = attr.ver, bosh_wait = wait, streamid = sid,
8752
8f2da579a790 mod_bosh: Increase number of stored responses to ensure we always keep responses within the rid window available
Matthew Wild <mwild1@gmail.com>
parents: 8747
diff changeset
296 bosh_max_inactive = bosh_max_inactivity, bosh_responses = cache.new(BOSH_HOLD+1):table();
3071
39a870ae75d9 mod_bosh: Re-layout session object creation to make lines shorter
Matthew Wild <mwild1@gmail.com>
parents: 3070
diff changeset
297 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
298 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
299 log = logger.init("bosh"..sid), secure = consider_bosh_secure or request.secure,
8594
b4a0bc46c82d mod_http: Set request.ip on all HTTP requests (moves code out of mod_bosh) (fixes #540)
Kim Alvefur <zash@zash.se>
parents: 8525
diff changeset
300 ip = request.ip;
3071
39a870ae75d9 mod_bosh: Re-layout session object creation to make lines shorter
Matthew Wild <mwild1@gmail.com>
parents: 3070
diff changeset
301 };
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
302 sessions[sid] = session;
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
303
6528
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
304 session.thread = runner(function (stanza)
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
305 session:dispatch_stanza(stanza);
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
306 end, runner_callbacks, session);
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
307
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
308 local filter = initialize_filters(session);
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
309
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
310 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
311 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
312
8493
d424fe42b4d2 mod_bosh: Use module API to fire events
Kim Alvefur <zash@zash.se>
parents: 8492
diff changeset
313 module:fire_event("bosh-session", { session = session, request = request });
7047
9ca2b720ad43 mod_bosh: Fire event when BOSH session is created
Matthew Wild <mwild1@gmail.com>
parents: 6528
diff changeset
314
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
315 -- 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
316 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
317
4769
c91bb217bf79 mod_bosh: Remove unused send_buffer variable
Matthew Wild <mwild1@gmail.com>
parents: 4768
diff changeset
318 local r = session.requests;
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
319 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
320 -- 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
321 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
322 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
323 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
324 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
325 s = filter("stanzas/out", s);
2099
73e083d01449 mod_bosh: Don't log response XML
Matthew Wild <mwild1@gmail.com>
parents: 2084
diff changeset
326 --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
327 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
328 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
329
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
330 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
331 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
332 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
333 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
334 ["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
335 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
336 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
337 };
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
338 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
339 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
340 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
341 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
342 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
343 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
344 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
345 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
346 body_attr.secure = "true";
5670
9218a0e81a41 mod_bosh: Fix global write
Matthew Wild <mwild1@gmail.com>
parents: 5650
diff changeset
347 body_attr.ver = '1.6';
9218a0e81a41 mod_bosh: Fix global write
Matthew Wild <mwild1@gmail.com>
parents: 5650
diff changeset
348 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
349 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
350 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
351 end
8747
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
352 local response_xml = st.stanza("body", body_attr):top_tag()..t_concat(session.send_buffer).."</body>";
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
353 session.bosh_responses[oldest_request.context.rid] = response_xml;
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
354 oldest_request:send(response_xml);
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
355 session.send_buffer = {};
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
356 end
4102
9df4e61c260b mod_bosh: Return true from send()
Matthew Wild <mwild1@gmail.com>
parents: 4000
diff changeset
357 return true;
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
358 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
359 request.sid = sid;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
360 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
361
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
362 local session = sessions[sid];
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
363 if not session then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
364 -- Unknown sid
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
365 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
366 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
367 context.notopen = nil;
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
368 return;
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
369 end
8093
8d1fd6d34bda mod_bosh: Update session.conn to point to the current connection (fixes #890)
Kim Alvefur <zash@zash.se>
parents: 5727
diff changeset
370
8d1fd6d34bda mod_bosh: Update session.conn to point to the current connection (fixes #890)
Kim Alvefur <zash@zash.se>
parents: 5727
diff changeset
371 session.conn = request.conn;
8097
e24263db3380 Merge 0.9->0.10
Kim Alvefur <zash@zash.se>
parents: 7659 8093
diff changeset
372
1663
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
373 if session.rid then
1664
6587b6c2678e mod_bosh: Calculate rid difference just once
Matthew Wild <mwild1@gmail.com>
parents: 1663
diff changeset
374 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
375 -- Diff should be 1 for a healthy request
8747
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
376 session.log("debug", "rid: %d, sess: %s, diff: %d", rid, session.rid, diff)
7651
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
377 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
378 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
379 context.notopen = nil;
8746
df1ca586c68d mod_bosh: Some additonal comments to improve code readability
Matthew Wild <mwild1@gmail.com>
parents: 8745
diff changeset
380 if diff == 2 then -- Missed a request
7651
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
381 -- 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
382 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
383 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
384 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
385 return;
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
386 end
8746
df1ca586c68d mod_bosh: Some additonal comments to improve code readability
Matthew Wild <mwild1@gmail.com>
parents: 8745
diff changeset
387 -- Set a marker to indicate that stanzas in this request should NOT be processed
df1ca586c68d mod_bosh: Some additonal comments to improve code readability
Matthew Wild <mwild1@gmail.com>
parents: 8745
diff changeset
388 -- (these stanzas will already be in the XML parser's buffer)
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
389 context.ignore = true;
8747
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
390 if session.bosh_responses[rid] then
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
391 -- Re-send past response, ignore stanzas in this request
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
392 session.log("debug", "rid repeated within window, replaying old response");
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
393 response:send(session.bosh_responses[rid]);
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
394 return;
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
395 elseif diff == 0 then
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
396 session.log("debug", "current rid repeated, ignoring stanzas");
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
397 t_insert(session.requests, response);
f91d45a692f0 mod_bosh: Improve connection robustness with better handling of unexpected rids
Matthew Wild <mwild1@gmail.com>
parents: 8746
diff changeset
398 context.sid = sid;
7651
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
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
401 -- 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
402 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
403 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
404 return;
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
405 end
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
406 session.rid = rid;
b30c4d0bbe84 mod_bosh: Basic handling of rids (more to come)
Matthew Wild <mwild1@gmail.com>
parents: 1662
diff changeset
407 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
408
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
409 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
410 -- 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
411 -- 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
412 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
413 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
414
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
415 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
416 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
417 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
418 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
419
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
420 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
421 local features = st.stanza("stream:features");
9380
7425af27fc67 mod_bosh: Fire stream feature event on hosts (thanks gerald)
Kim Alvefur <zash@zash.se>
parents: 9377
diff changeset
422 module:context(session.host):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
423 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
424 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
425 end
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
426 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
427
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
428 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
429
7391
c381106173d0 mod_bosh: Add annotations to ignore unused arguments [luacheck]
Kim Alvefur <zash@zash.se>
parents: 7390
diff changeset
430 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
431 return handleerr(err);
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
432 end
f0687c313cf1 mod_bosh: Use util.async
Kim Alvefur <zash@zash.se>
parents: 5776
diff changeset
433
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
434 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
435 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
436 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
437 local session = sessions[context.sid];
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
438 if session then
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
439 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
440 stanza.attr.xmlns = nil;
636
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
441 end
7651
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
442 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
443 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
444 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
445 else
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
446 stanza = session.filter("stanzas/in", stanza);
7654
b40776ee2aef Merge 0.10->trunk
Matthew Wild <mwild1@gmail.com>
parents: 7506 7653
diff changeset
447 session.thread:run(stanza);
5726
3bccc68a38e3 mod_bosh: Only pass stanza to core_process_stanza if it wasn't dropped by filters
Matthew Wild <mwild1@gmail.com>
parents: 5671
diff changeset
448 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
449 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
450 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
451 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
452 end
9c9c671ecc50 Initial mod_bosh, works, kind of, but quite incomplete
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
453
5635
84d3d7b69f9a mod_bosh: rename variable for clarity
Matthew Wild <mwild1@gmail.com>
parents: 5634
diff changeset
454 function stream_callbacks.streamclosed(context)
84d3d7b69f9a mod_bosh: rename variable for clarity
Matthew Wild <mwild1@gmail.com>
parents: 5634
diff changeset
455 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
456 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
457 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
458 -- 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
459 local deferred_stanzas = session.bosh_deferred;
8491
f134be08a499 mod_bosh: Rename variable to avoid name clash [luacheck]
Kim Alvefur <zash@zash.se>
parents: 8490
diff changeset
460 local deferred_context = deferred_stanzas.context;
7651
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
461 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
462 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
463 session.rid = deferred_stanzas.rid;
8491
f134be08a499 mod_bosh: Rename variable to avoid name clash [luacheck]
Kim Alvefur <zash@zash.se>
parents: 8490
diff changeset
464 t_insert(session.requests, deferred_context.response);
7651
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
465 for _, stanza in ipairs(deferred_stanzas) do
8491
f134be08a499 mod_bosh: Rename variable to avoid name clash [luacheck]
Kim Alvefur <zash@zash.se>
parents: 8490
diff changeset
466 stream_callbacks.handlestanza(deferred_context, stanza);
7651
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
467 end
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
468 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
469 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
470 end
55f11a6806bc mod_bosh: Correctly handle requests arriving out of order (thanks Jitsi folk!)
Matthew Wild <mwild1@gmail.com>
parents: 7387
diff changeset
471 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
472 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
473 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
474 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
475 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
476 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
477 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
478
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
479 function stream_callbacks.error(context, error)
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
480 if not context.sid then
8744
0f4a4d8ac3dd mod_bosh: Improve logging - parse errors will now log through the session logger if possible
Matthew Wild <mwild1@gmail.com>
parents: 8743
diff changeset
481 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
482 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
483 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
484 ["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
485 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
486 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
487 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5748
diff changeset
488
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
489 local session = sessions[context.sid];
8744
0f4a4d8ac3dd mod_bosh: Improve logging - parse errors will now log through the session logger if possible
Matthew Wild <mwild1@gmail.com>
parents: 8743
diff changeset
490 (session and session.log or log)("warn", "Error parsing BOSH request payload; %s", 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
491 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
492 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
493 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
494 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
495 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
496 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
497
4880
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
498 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
499 headers = {
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
500 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
501 };
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
502 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
503 <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
504 <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
505 </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
506 };
6d96e2e717c1 mod_bosh: Set Content-Type to text/html for GET response (thanks Medics)
Matthew Wild <mwild1@gmail.com>
parents: 4769
diff changeset
507
8523
30671b378ab5 mod_bosh: Make into a normal module (fixes #402)
Kim Alvefur <zash@zash.se>
parents: 8493
diff changeset
508 module:depends("http");
30671b378ab5 mod_bosh: Make into a normal module (fixes #402)
Kim Alvefur <zash@zash.se>
parents: 8493
diff changeset
509 module:provides("http", {
30671b378ab5 mod_bosh: Make into a normal module (fixes #402)
Kim Alvefur <zash@zash.se>
parents: 8493
diff changeset
510 default_path = "/http-bind";
30671b378ab5 mod_bosh: Make into a normal module (fixes #402)
Kim Alvefur <zash@zash.se>
parents: 8493
diff changeset
511 route = {
30671b378ab5 mod_bosh: Make into a normal module (fixes #402)
Kim Alvefur <zash@zash.se>
parents: 8493
diff changeset
512 ["GET"] = GET_response;
30671b378ab5 mod_bosh: Make into a normal module (fixes #402)
Kim Alvefur <zash@zash.se>
parents: 8493
diff changeset
513 ["GET /"] = GET_response;
30671b378ab5 mod_bosh: Make into a normal module (fixes #402)
Kim Alvefur <zash@zash.se>
parents: 8493
diff changeset
514 ["OPTIONS"] = handle_OPTIONS;
30671b378ab5 mod_bosh: Make into a normal module (fixes #402)
Kim Alvefur <zash@zash.se>
parents: 8493
diff changeset
515 ["OPTIONS /"] = handle_OPTIONS;
30671b378ab5 mod_bosh: Make into a normal module (fixes #402)
Kim Alvefur <zash@zash.se>
parents: 8493
diff changeset
516 ["POST"] = handle_POST;
30671b378ab5 mod_bosh: Make into a normal module (fixes #402)
Kim Alvefur <zash@zash.se>
parents: 8493
diff changeset
517 ["POST /"] = handle_POST;
30671b378ab5 mod_bosh: Make into a normal module (fixes #402)
Kim Alvefur <zash@zash.se>
parents: 8493
diff changeset
518 };
30671b378ab5 mod_bosh: Make into a normal module (fixes #402)
Kim Alvefur <zash@zash.se>
parents: 8493
diff changeset
519 });