Mercurial > prosody-modules
annotate mod_smacks/mod_smacks.lua @ 5490:91564b57e595
mod_http_debug: Handle more HTTP methods
Often you might want to see what POST data was sent, or such.
author | Kim Alvefur <zash@zash.se> |
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date | Fri, 26 May 2023 15:36:04 +0200 |
parents | e227af629736 |
children |
rev | line source |
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1670 | 1 -- XEP-0198: Stream Management for Prosody IM |
2 -- | |
3 -- Copyright (C) 2010-2015 Matthew Wild | |
4 -- Copyright (C) 2010 Waqas Hussain | |
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5 -- Copyright (C) 2012-2021 Kim Alvefur |
1670 | 6 -- Copyright (C) 2012 Thijs Alkemade |
7 -- Copyright (C) 2014 Florian Zeitz | |
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8 -- Copyright (C) 2016-2020 Thilo Molitor |
1670 | 9 -- |
10 -- This project is MIT/X11 licensed. Please see the | |
11 -- COPYING file in the source package for more information. | |
12 -- | |
13 | |
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14 local st = require "util.stanza"; |
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15 local dep = require "util.dependencies"; |
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16 local cache = dep.softreq("util.cache"); -- only available in prosody 0.10+ |
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17 local uuid_generate = require "util.uuid".generate; |
2756 | 18 local jid = require "util.jid"; |
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19 |
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20 local t_remove = table.remove; |
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21 local math_min = math.min; |
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22 local math_max = math.max; |
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23 local os_time = os.time; |
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24 local tonumber, tostring = tonumber, tostring; |
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25 local add_filter = require "util.filters".add_filter; |
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26 local timer = require "util.timer"; |
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27 local datetime = require "util.datetime"; |
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28 |
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29 local xmlns_mam2 = "urn:xmpp:mam:2"; |
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30 local xmlns_sm2 = "urn:xmpp:sm:2"; |
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31 local xmlns_sm3 = "urn:xmpp:sm:3"; |
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32 local xmlns_errors = "urn:ietf:params:xml:ns:xmpp-stanzas"; |
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33 local xmlns_delay = "urn:xmpp:delay"; |
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34 |
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35 local sm2_attr = { xmlns = xmlns_sm2 }; |
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36 local sm3_attr = { xmlns = xmlns_sm3 }; |
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37 |
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38 local resume_timeout = module:get_option_number("smacks_hibernation_time", 600); |
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39 local s2s_smacks = module:get_option_boolean("smacks_enabled_s2s", true); |
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40 local s2s_resend = module:get_option_boolean("smacks_s2s_resend", false); |
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41 local max_unacked_stanzas = module:get_option_number("smacks_max_unacked_stanzas", 0); |
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42 local max_inactive_unacked_stanzas = module:get_option_number("smacks_max_inactive_unacked_stanzas", 256); |
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43 local delayed_ack_timeout = module:get_option_number("smacks_max_ack_delay", 30); |
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44 local max_hibernated_sessions = module:get_option_number("smacks_max_hibernated_sessions", 10); |
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45 local max_old_sessions = module:get_option_number("smacks_max_old_sessions", 10); |
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46 local core_process_stanza = prosody.core_process_stanza; |
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47 local sessionmanager = require"core.sessionmanager"; |
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48 |
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49 assert(max_hibernated_sessions > 0, "smacks_max_hibernated_sessions must be greater than 0"); |
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50 assert(max_old_sessions > 0, "smacks_max_old_sessions must be greater than 0"); |
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51 |
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52 local c2s_sessions = module:shared("/*/c2s/sessions"); |
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53 |
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54 local function init_session_cache(max_entries, evict_callback) |
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55 -- old prosody version < 0.10 (no limiting at all!) |
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56 if not cache then |
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57 local store = {}; |
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58 return { |
2701 | 59 get = function(user, key) |
60 if not user then return nil; end | |
61 if not key then return nil; end | |
62 return store[key]; | |
63 end; | |
64 set = function(user, key, value) | |
65 if not user then return nil; end | |
66 if not key then return nil; end | |
67 store[key] = value; | |
68 end; | |
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69 }; |
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70 end |
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71 |
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72 -- use per user limited cache for prosody >= 0.10 |
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73 local stores = {}; |
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74 return { |
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75 get = function(user, key) |
2701 | 76 if not user then return nil; end |
77 if not key then return nil; end | |
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78 if not stores[user] then |
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79 stores[user] = cache.new(max_entries, evict_callback); |
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80 end |
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81 return stores[user]:get(key); |
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82 end; |
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83 set = function(user, key, value) |
2701 | 84 if not user then return nil; end |
85 if not key then return nil; end | |
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86 if not stores[user] then stores[user] = cache.new(max_entries, evict_callback); end |
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87 stores[user]:set(key, value); |
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88 -- remove empty caches completely |
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89 if not stores[user]:count() then stores[user] = nil; end |
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90 end; |
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91 }; |
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92 end |
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93 local old_session_registry = init_session_cache(max_old_sessions, nil); |
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94 local session_registry = init_session_cache(max_hibernated_sessions, function(resumption_token, session) |
2701 | 95 if session.destroyed then return true; end -- destroyed session can always be removed from cache |
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96 session.log("warn", "User has too much hibernated sessions, removing oldest session (token: %s)", resumption_token); |
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97 -- store old session's h values on force delete |
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98 -- save only actual h value and username/host (for security) |
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99 old_session_registry.set(session.username, resumption_token, { |
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100 h = session.handled_stanza_count, |
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101 username = session.username, |
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102 host = session.host |
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103 }); |
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104 return true; -- allow session to be removed from full cache to make room for new one |
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105 end); |
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106 |
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107 local function stoppable_timer(delay, callback) |
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108 local stopped = false; |
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109 local timer = module:add_timer(delay, function (t) |
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110 if stopped then return; end |
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111 return callback(t); |
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112 end); |
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113 if timer and timer.stop then return timer; end -- new prosody api includes stop() function |
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114 return { |
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115 stop = function(self) stopped = true end; |
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116 timer; |
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117 }; |
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118 end |
345
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
119 |
4413
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|
120 local function delayed_ack_function(session, stanza) |
3646
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121 -- fire event only if configured to do so and our session is not already hibernated or destroyed |
2596
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122 if delayed_ack_timeout > 0 and session.awaiting_ack |
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Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
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|
123 and not session.hibernating and not session.destroyed then |
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124 session.log("debug", "Firing event 'smacks-ack-delayed', queue = %d", |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
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diff
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|
125 session.outgoing_stanza_queue and #session.outgoing_stanza_queue or 0); |
4413
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126 module:fire_event("smacks-ack-delayed", {origin = session, queue = session.outgoing_stanza_queue, stanza = stanza}); |
2394
4c27ebcf4cbd
mod_smacks: added new event "smacks-ack-delayed" used by mod_cloud_notify and extended the readme file accordingly (also mention mod_smacks_offline and mod_smacks_noerror in readme file)
tmolitor <thilo@eightysoft.de>
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diff
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127 end |
2494
d300ae5dba87
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tmolitor <thilo@eightysoft.de>
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128 session.delayed_ack_timer = nil; |
2394
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tmolitor <thilo@eightysoft.de>
parents:
2251
diff
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129 end |
4c27ebcf4cbd
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tmolitor <thilo@eightysoft.de>
parents:
2251
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|
130 |
591
36003cae2370
mod_smacks: Consolidate logic for deciding whether to advertise or allow smacks for a given session, and fix an issue with not allowing s2s connections to enable smacks because of not binding a resource... (thanks xnyphs)
Matthew Wild <mwild1@gmail.com>
parents:
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diff
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|
131 local function can_do_smacks(session, advertise_only) |
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parents:
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diff
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132 if session.smacks then return false, "unexpected-request", "Stream management is already enabled"; end |
1343
7dbde05b48a9
all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents:
1325
diff
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|
133 |
591
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Matthew Wild <mwild1@gmail.com>
parents:
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diff
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134 local session_type = session.type; |
2417
5e7badecf7fe
mod_smacks: Check if a session is an authenticated c2s session by looking for a username (fix for change in 0.10 9f70d35a1602)
Kim Alvefur <zash@zash.se>
parents:
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135 if session.username then |
591
36003cae2370
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Matthew Wild <mwild1@gmail.com>
parents:
590
diff
changeset
|
136 if not(advertise_only) and not(session.resource) then -- Fail unless we're only advertising sm |
592
f9c73c1249cd
Update smacks to urn:xmpp:sm:3. Fix typo in can_do_smacks.
Thijs Alkemade <thijsalkemade@gmail.com>
parents:
591
diff
changeset
|
137 return false, "unexpected-request", "Client must bind a resource before enabling stream management"; |
591
36003cae2370
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parents:
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diff
changeset
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138 end |
36003cae2370
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diff
changeset
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139 return true; |
595
7693724881b3
Fix a typo in mod_smacks (type -> session_type).
Thijs Alkemade <thijsalkemade@gmail.com>
parents:
594
diff
changeset
|
140 elseif s2s_smacks and (session_type == "s2sin" or session_type == "s2sout") then |
591
36003cae2370
mod_smacks: Consolidate logic for deciding whether to advertise or allow smacks for a given session, and fix an issue with not allowing s2s connections to enable smacks because of not binding a resource... (thanks xnyphs)
Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
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141 return true; |
36003cae2370
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Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
142 end |
36003cae2370
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parents:
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diff
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143 return false, "service-unavailable", "Stream management is not available for this stream"; |
36003cae2370
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Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
144 end |
36003cae2370
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Matthew Wild <mwild1@gmail.com>
parents:
590
diff
changeset
|
145 |
263
41f1cac40560
mod_smacks: Fixed to use the correct events API.
Waqas Hussain <waqas20@gmail.com>
parents:
258
diff
changeset
|
146 module:hook("stream-features", |
41f1cac40560
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Waqas Hussain <waqas20@gmail.com>
parents:
258
diff
changeset
|
147 function (event) |
591
36003cae2370
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Matthew Wild <mwild1@gmail.com>
parents:
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diff
changeset
|
148 if can_do_smacks(event.origin, true) then |
1298
659da45a2b4b
mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents:
1293
diff
changeset
|
149 event.features:tag("sm", sm2_attr):tag("optional"):up():up(); |
659da45a2b4b
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diff
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|
150 event.features:tag("sm", sm3_attr):tag("optional"):up():up(); |
589
57ac609444c4
mod_smacks: Only advertise stream features when a stream is authenticated, and doesn't already have smacks enabled
Matthew Wild <mwild1@gmail.com>
parents:
588
diff
changeset
|
151 end |
160
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
152 end); |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff
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|
153 |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff
changeset
|
154 module:hook("s2s-stream-features", |
263
41f1cac40560
mod_smacks: Fixed to use the correct events API.
Waqas Hussain <waqas20@gmail.com>
parents:
258
diff
changeset
|
155 function (event) |
591
36003cae2370
mod_smacks: Consolidate logic for deciding whether to advertise or allow smacks for a given session, and fix an issue with not allowing s2s connections to enable smacks because of not binding a resource... (thanks xnyphs)
Matthew Wild <mwild1@gmail.com>
parents:
590
diff
changeset
|
156 if can_do_smacks(event.origin, true) then |
1298
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mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents:
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diff
changeset
|
157 event.features:tag("sm", sm2_attr):tag("optional"):up():up(); |
659da45a2b4b
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parents:
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diff
changeset
|
158 event.features:tag("sm", sm3_attr):tag("optional"):up():up(); |
576
44b69c3d5351
mod_smacks: Fix smacks on s2s connections, but disable it by default.
Kim Alvefur <zash@zash.se>
parents:
478
diff
changeset
|
159 end |
160
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
160 end); |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
161 |
4413
0b9501f82e63
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tmolitor <thilo@eightysoft.de>
parents:
4189
diff
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|
162 local function request_ack_if_needed(session, force, reason, stanza) |
2491
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2417
diff
changeset
|
163 local queue = session.outgoing_stanza_queue; |
3640
b2f32b3c6ec1
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parents:
3634
diff
changeset
|
164 local expected_h = session.last_acknowledged_stanza + #queue; |
b2f32b3c6ec1
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diff
changeset
|
165 -- session.log("debug", "*** SMACKS(1) ***: awaiting_ack=%s, hibernating=%s", tostring(session.awaiting_ack), tostring(session.hibernating)); |
4637
242251ce1036
mod_smacks: Use 'smacks_max_inactive_unacked_stanzas' when inactive and no timer
Kim Alvefur <zash@zash.se>
parents:
4632
diff
changeset
|
166 local max_unacked = max_unacked_stanzas; |
242251ce1036
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Kim Alvefur <zash@zash.se>
parents:
4632
diff
changeset
|
167 if session.state == "inactive" then |
242251ce1036
mod_smacks: Use 'smacks_max_inactive_unacked_stanzas' when inactive and no timer
Kim Alvefur <zash@zash.se>
parents:
4632
diff
changeset
|
168 max_unacked = max_inactive_unacked_stanzas; |
242251ce1036
mod_smacks: Use 'smacks_max_inactive_unacked_stanzas' when inactive and no timer
Kim Alvefur <zash@zash.se>
parents:
4632
diff
changeset
|
169 end |
4444
2f5e52d67928
mod_smacks: Do ask for acks while in CSI inactive mode, but less frequent
Kim Alvefur <zash@zash.se>
parents:
4442
diff
changeset
|
170 if session.awaiting_ack == nil and not session.hibernating then |
3640
b2f32b3c6ec1
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parents:
3634
diff
changeset
|
171 -- this check of last_requested_h prevents ack-loops if missbehaving clients report wrong |
3634
915e32d5a147
mod_smacks: fix bug for missbehaving clients sending multiple acks in a row
tmolitor <thilo@eightysoft.de>
parents:
3621
diff
changeset
|
172 -- stanza counts. it is set when an <r> is really sent (e.g. inside timer), preventing any |
3640
b2f32b3c6ec1
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parents:
3634
diff
changeset
|
173 -- further requests until a higher h-value would be expected. |
b2f32b3c6ec1
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tmolitor <thilo@eightysoft.de>
parents:
3634
diff
changeset
|
174 -- session.log("debug", "*** SMACKS(2) ***: #queue=%s, max_unacked_stanzas=%s, expected_h=%s, last_requested_h=%s", tostring(#queue), tostring(max_unacked_stanzas), tostring(expected_h), tostring(session.last_requested_h)); |
4444
2f5e52d67928
mod_smacks: Do ask for acks while in CSI inactive mode, but less frequent
Kim Alvefur <zash@zash.se>
parents:
4442
diff
changeset
|
175 if (#queue > max_unacked and expected_h ~= session.last_requested_h) or force then |
3478
f6319346e2a3
mod_smacks: improved debug logging
Georg Lukas <georg@op-co.de>
parents:
3477
diff
changeset
|
176 session.log("debug", "Queuing <r> (in a moment) from %s - #queue=%d", reason, #queue); |
2624
c110b6bfe5d1
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tmolitor <thilo@eightysoft.de>
parents:
2623
diff
changeset
|
177 session.awaiting_ack = false; |
c110b6bfe5d1
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parents:
2623
diff
changeset
|
178 session.awaiting_ack_timer = stoppable_timer(1e-06, function () |
3640
b2f32b3c6ec1
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parents:
3634
diff
changeset
|
179 -- session.log("debug", "*** SMACKS(3) ***: awaiting_ack=%s, hibernating=%s", tostring(session.awaiting_ack), tostring(session.hibernating)); |
3646
58047d6f2b89
mod_smacks: fix bug #1405 (prevent timer from running for already destroyed sessions)
tmolitor <thilo@eightysoft.de>
parents:
3640
diff
changeset
|
180 -- only request ack if needed and our session is not already hibernated or destroyed |
58047d6f2b89
mod_smacks: fix bug #1405 (prevent timer from running for already destroyed sessions)
tmolitor <thilo@eightysoft.de>
parents:
3640
diff
changeset
|
181 if not session.awaiting_ack and not session.hibernating and not session.destroyed then |
3640
b2f32b3c6ec1
mod_smacks: fix bug in bad client handling introduced by last commit
tmolitor <thilo@eightysoft.de>
parents:
3634
diff
changeset
|
182 session.log("debug", "Sending <r> (inside timer, before send) from %s - #queue=%d", reason, #queue); |
2624
c110b6bfe5d1
mod_smacks: Prevent ack loop on misbehaving clients
tmolitor <thilo@eightysoft.de>
parents:
2623
diff
changeset
|
183 (session.sends2s or session.send)(st.stanza("r", { xmlns = session.smacks })) |
4537
53ee391ca689
mod_smacks: Fix traceback due to session being destroyed in send()
Kim Alvefur <zash@zash.se>
parents:
4536
diff
changeset
|
184 if session.destroyed then return end -- sending something can trigger destruction |
3634
915e32d5a147
mod_smacks: fix bug for missbehaving clients sending multiple acks in a row
tmolitor <thilo@eightysoft.de>
parents:
3621
diff
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185 session.awaiting_ack = true; |
3640
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diff
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186 -- expected_h could be lower than this expression e.g. more stanzas added to the queue meanwhile) |
b2f32b3c6ec1
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187 session.last_requested_h = session.last_acknowledged_stanza + #queue; |
b2f32b3c6ec1
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parents:
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188 session.log("debug", "Sending <r> (inside timer, after send) from %s - #queue=%d", reason, #queue); |
2624
c110b6bfe5d1
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parents:
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189 if not session.delayed_ack_timer then |
c110b6bfe5d1
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parents:
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190 session.delayed_ack_timer = stoppable_timer(delayed_ack_timeout, function() |
4413
0b9501f82e63
mod_smacks: allow O(1) processing of delayed ack events
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191 delayed_ack_function(session, nil); -- we don't know if this is the only new stanza in the queue |
2624
c110b6bfe5d1
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parents:
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192 end); |
c110b6bfe5d1
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parents:
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193 end |
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ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
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194 end |
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195 end); |
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196 end |
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197 end |
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mod_smacks: send maximum resumption timeout to client
Jonas Wielicki <jonas@wielicki.name>
parents:
2937
diff
changeset
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198 |
2713
eea1d5bac451
mod_smacks: Fix delayed_ack event
tmolitor <thilo@eightysoft.de>
parents:
2701
diff
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199 -- Trigger "smacks-ack-delayed"-event if we added new (ackable) stanzas to the outgoing queue |
eea1d5bac451
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diff
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200 -- and there isn't already a timer for this event running. |
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diff
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201 -- If we wouldn't do this, stanzas added to the queue after the first "smacks-ack-delayed"-event |
eea1d5bac451
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parents:
2701
diff
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202 -- would not trigger this event (again). |
4637
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mod_smacks: Use 'smacks_max_inactive_unacked_stanzas' when inactive and no timer
Kim Alvefur <zash@zash.se>
parents:
4632
diff
changeset
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203 if #queue > max_unacked and session.awaiting_ack and session.delayed_ack_timer == nil then |
2713
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parents:
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changeset
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204 session.log("debug", "Calling delayed_ack_function directly (still waiting for ack)"); |
4413
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205 delayed_ack_function(session, stanza); -- this is the only new stanza in the queue --> provide it to other modules |
2713
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parents:
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diff
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206 end |
2491
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207 end |
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|
208 |
3956
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mod_stanzas: tighten up stanza check and add explanatory text
JC Brand <jc@opkode.com>
parents:
3955
diff
changeset
|
209 local function outgoing_stanza_filter(stanza, session) |
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210 -- XXX: Normally you wouldn't have to check the xmlns for a stanza as it's |
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211 -- supposed to be nil. |
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212 -- However, when using mod_smacks with mod_websocket, then mod_websocket's |
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213 -- stanzas/out filter can get called before this one and adds the xmlns. |
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214 local is_stanza = stanza.attr and |
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215 (not stanza.attr.xmlns or stanza.attr.xmlns == 'jabber:client') |
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216 and not stanza.name:find":"; |
3955
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217 |
3956
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218 if is_stanza and not stanza._cached then |
1520
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219 local queue = session.outgoing_stanza_queue; |
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220 local cached_stanza = st.clone(stanza); |
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221 cached_stanza._cached = true; |
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222 |
1599
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223 if cached_stanza and cached_stanza.name ~= "iq" and cached_stanza:get_child("delay", xmlns_delay) == nil then |
2756 | 224 cached_stanza = cached_stanza:tag("delay", { |
225 xmlns = xmlns_delay, | |
226 from = jid.bare(session.full_jid or session.host), | |
227 stamp = datetime.datetime() | |
228 }); | |
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229 end |
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230 |
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231 queue[#queue+1] = cached_stanza; |
1522
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232 if session.hibernating then |
4584
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233 session.log("debug", "hibernating since %s, stanza queued", datetime.datetime(session.hibernating)); |
3620
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234 module:fire_event("smacks-hibernation-stanza-queued", {origin = session, queue = queue, stanza = cached_stanza}); |
2087
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235 return nil; |
1522
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236 end |
4413
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237 request_ack_if_needed(session, false, "outgoing_stanza_filter", stanza); |
1520
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238 end |
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239 return stanza; |
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240 end |
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241 |
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242 local function count_incoming_stanzas(stanza, session) |
3956
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243 if not stanza.attr.xmlns then |
1520
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244 session.handled_stanza_count = session.handled_stanza_count + 1; |
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245 session.log("debug", "Handled %d incoming stanzas", session.handled_stanza_count); |
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246 end |
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247 return stanza; |
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248 end |
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249 |
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250 local function wrap_session_out(session, resume) |
345
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251 if not resume then |
1528
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252 session.outgoing_stanza_queue = {}; |
345
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253 session.last_acknowledged_stanza = 0; |
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254 end |
1343
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255 |
2122
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256 add_filter(session, "stanzas/out", outgoing_stanza_filter, -999); |
988
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257 |
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258 local session_close = session.close; |
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259 function session.close(...) |
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260 if session.resumption_token then |
2596
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261 session_registry.set(session.username, session.resumption_token, nil); |
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262 old_session_registry.set(session.username, session.resumption_token, nil); |
988
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263 session.resumption_token = nil; |
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264 end |
2596
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265 -- send out last ack as per revision 1.5.2 of XEP-0198 |
4631
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parents:
4584
diff
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|
266 if session.smacks and session.conn and session.handled_stanza_count then |
2937
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2756
diff
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|
267 (session.sends2s or session.send)(st.stanza("a", { xmlns = session.smacks, h = string.format("%d", session.handled_stanza_count) })); |
2596
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268 end |
988
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diff
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269 return session_close(...); |
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270 end |
1529
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271 return session; |
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272 end |
1343
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273 |
1529
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274 local function wrap_session_in(session, resume) |
345
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diff
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275 if not resume then |
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diff
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|
276 session.handled_stanza_count = 0; |
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263
diff
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|
277 end |
2122
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diff
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278 add_filter(session, "stanzas/in", count_incoming_stanzas, 999); |
345
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263
diff
changeset
|
279 |
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263
diff
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|
280 return session; |
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263
diff
changeset
|
281 end |
201
bc24f58a0d39
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200
diff
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|
282 |
1529
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|
283 local function wrap_session(session, resume) |
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|
284 wrap_session_out(session, resume); |
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|
285 wrap_session_in(session, resume); |
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286 return session; |
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|
287 end |
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|
288 |
1298
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Florian Zeitz <florob@babelmonkeys.de>
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1293
diff
changeset
|
289 function handle_enable(session, stanza, xmlns_sm) |
591
36003cae2370
mod_smacks: Consolidate logic for deciding whether to advertise or allow smacks for a given session, and fix an issue with not allowing s2s connections to enable smacks because of not binding a resource... (thanks xnyphs)
Matthew Wild <mwild1@gmail.com>
parents:
590
diff
changeset
|
290 local ok, err, err_text = can_do_smacks(session); |
36003cae2370
mod_smacks: Consolidate logic for deciding whether to advertise or allow smacks for a given session, and fix an issue with not allowing s2s connections to enable smacks because of not binding a resource... (thanks xnyphs)
Matthew Wild <mwild1@gmail.com>
parents:
590
diff
changeset
|
291 if not ok then |
590
40b707d7a809
mod_smacks: Handle a client trying to <enable> twice, or trying to <enable> before resource binding (thanks Thijs Alkemade)
Matthew Wild <mwild1@gmail.com>
parents:
589
diff
changeset
|
292 session.log("warn", "Failed to enable smacks: %s", err_text); -- TODO: XEP doesn't say we can send error text, should it? |
1527
06ecc5b3ca46
mod_smacks: Send failure correctly on s2s
Kim Alvefur <zash@zash.se>
parents:
1526
diff
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|
293 (session.sends2s or session.send)(st.stanza("failed", { xmlns = xmlns_sm }):tag(err, { xmlns = xmlns_errors})); |
590
40b707d7a809
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Matthew Wild <mwild1@gmail.com>
parents:
589
diff
changeset
|
294 return true; |
40b707d7a809
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Matthew Wild <mwild1@gmail.com>
parents:
589
diff
changeset
|
295 end |
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parents:
589
diff
changeset
|
296 |
345
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changeset
|
297 module:log("debug", "Enabling stream management"); |
1520
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|
298 session.smacks = xmlns_sm; |
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|
299 |
1520
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diff
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|
300 wrap_session(session, false); |
1343
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Florian Zeitz <florob@babelmonkeys.de>
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|
301 |
345
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parents:
263
diff
changeset
|
302 local resume_token; |
445178d15b51
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263
diff
changeset
|
303 local resume = stanza.attr.resume; |
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263
diff
changeset
|
304 if resume == "true" or resume == "1" then |
445178d15b51
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parents:
263
diff
changeset
|
305 resume_token = uuid_generate(); |
2596
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|
306 session_registry.set(session.username, resume_token, session); |
345
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263
diff
changeset
|
307 session.resumption_token = resume_token; |
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263
diff
changeset
|
308 end |
3110
06e07b483805
mod_smacks: Convert max number into a string before inserting it into a stanza.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
3107
diff
changeset
|
309 (session.sends2s or session.send)(st.stanza("enabled", { xmlns = xmlns_sm, id = resume_token, resume = resume, max = tostring(resume_timeout) })); |
576
44b69c3d5351
mod_smacks: Fix smacks on s2s connections, but disable it by default.
Kim Alvefur <zash@zash.se>
parents:
478
diff
changeset
|
310 return true; |
1298
659da45a2b4b
mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents:
1293
diff
changeset
|
311 end |
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Florian Zeitz <florob@babelmonkeys.de>
parents:
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diff
changeset
|
312 module:hook_stanza(xmlns_sm2, "enable", function (session, stanza) return handle_enable(session, stanza, xmlns_sm2); end, 100); |
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mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents:
1293
diff
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|
313 module:hook_stanza(xmlns_sm3, "enable", function (session, stanza) return handle_enable(session, stanza, xmlns_sm3); end, 100); |
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314 |
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315 module:hook_stanza("http://etherx.jabber.org/streams", "features", |
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316 function (session, stanza) |
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317 stoppable_timer(1e-6, function () |
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318 if can_do_smacks(session) then |
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319 if stanza:get_child("sm", xmlns_sm3) then |
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320 session.sends2s(st.stanza("enable", sm3_attr)); |
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321 session.smacks = xmlns_sm3; |
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322 elseif stanza:get_child("sm", xmlns_sm2) then |
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323 session.sends2s(st.stanza("enable", sm2_attr)); |
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324 session.smacks = xmlns_sm2; |
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325 else |
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326 return; |
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327 end |
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328 wrap_session_out(session, false); |
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329 end |
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330 end); |
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331 end); |
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332 |
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333 function handle_enabled(session, stanza, xmlns_sm) |
576
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334 module:log("debug", "Enabling stream management"); |
1520
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335 session.smacks = xmlns_sm; |
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336 |
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337 wrap_session_in(session, false); |
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338 |
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339 -- FIXME Resume? |
1343
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340 |
345
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
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341 return true; |
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342 end |
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343 module:hook_stanza(xmlns_sm2, "enabled", function (session, stanza) return handle_enabled(session, stanza, xmlns_sm2); end, 100); |
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344 module:hook_stanza(xmlns_sm3, "enabled", function (session, stanza) return handle_enabled(session, stanza, xmlns_sm3); end, 100); |
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345 |
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346 function handle_r(origin, stanza, xmlns_sm) |
160
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347 if not origin.smacks then |
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348 module:log("debug", "Received ack request from non-smack-enabled session"); |
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349 return; |
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350 end |
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351 module:log("debug", "Received ack request, acking for %d", origin.handled_stanza_count); |
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352 -- Reply with <a> |
2937
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mod_smacks: Ensure stanza count attributes are always strings (thanks Martin)
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2756
diff
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353 (origin.sends2s or origin.send)(st.stanza("a", { xmlns = xmlns_sm, h = string.format("%d", origin.handled_stanza_count) })); |
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354 -- piggyback our own ack request if needed (see request_ack_if_needed() for explanation of last_requested_h) |
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355 local expected_h = origin.last_acknowledged_stanza + #origin.outgoing_stanza_queue; |
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356 if #origin.outgoing_stanza_queue > 0 and expected_h ~= origin.last_requested_h then |
4413
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mod_smacks: allow O(1) processing of delayed ack events
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4189
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357 request_ack_if_needed(origin, true, "piggybacked by handle_r", nil); |
3620
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358 end |
160
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359 return true; |
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360 end |
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361 module:hook_stanza(xmlns_sm2, "r", function (origin, stanza) return handle_r(origin, stanza, xmlns_sm2); end); |
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362 module:hook_stanza(xmlns_sm3, "r", function (origin, stanza) return handle_r(origin, stanza, xmlns_sm3); end); |
160
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363 |
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364 function handle_a(origin, stanza) |
160
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365 if not origin.smacks then return; end |
200
64a573203c20
mod_smacks: Better logic for deciding what is a stanza and what is not, and deciding when to send ack requests
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160
diff
changeset
|
366 origin.awaiting_ack = nil; |
2090
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mod_smacks: Keep timer object around and stop it when needed (trunk only)
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parents:
2089
diff
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367 if origin.awaiting_ack_timer then |
1796a022dd29
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368 origin.awaiting_ack_timer:stop(); |
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|
369 end |
2394
4c27ebcf4cbd
mod_smacks: added new event "smacks-ack-delayed" used by mod_cloud_notify and extended the readme file accordingly (also mention mod_smacks_offline and mod_smacks_noerror in readme file)
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|
370 if origin.delayed_ack_timer then |
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tmolitor <thilo@eightysoft.de>
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diff
changeset
|
371 origin.delayed_ack_timer:stop(); |
2494
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mod_smacks: Fix some bugs with smacks-ack-delayed event triggering.
tmolitor <thilo@eightysoft.de>
parents:
2491
diff
changeset
|
372 origin.delayed_ack_timer = nil; |
2394
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373 end |
160
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|
374 -- Remove handled stanzas from outgoing_stanza_queue |
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|
375 -- origin.log("debug", "ACK: h=%s, last=%s", stanza.attr.h or "", origin.last_acknowledged_stanza or ""); |
1407
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mod_smacks: Assert that the 'h' attribute is present and a number
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1406
diff
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|
376 local h = tonumber(stanza.attr.h); |
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377 if not h then |
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1406
diff
changeset
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378 origin:close{ condition = "invalid-xml"; text = "Missing or invalid 'h' attribute"; }; |
3477
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mod_smacks: no crash on <a> without @h, fix #1317
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parents:
3450
diff
changeset
|
379 return; |
1407
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diff
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380 end |
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diff
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381 local handled_stanza_count = h-origin.last_acknowledged_stanza; |
220
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202
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changeset
|
382 local queue = origin.outgoing_stanza_queue; |
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|
383 if handled_stanza_count > #queue then |
1416
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mod_smacks: Fix logging (Thanks Ge0rG)
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parents:
1408
diff
changeset
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384 origin.log("warn", "The client says it handled %d new stanzas, but we only sent %d :)", |
220
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diff
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385 handled_stanza_count, #queue); |
1416
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mod_smacks: Fix logging (Thanks Ge0rG)
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386 origin.log("debug", "Client h: %d, our h: %d", tonumber(stanza.attr.h), origin.last_acknowledged_stanza); |
220
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diff
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387 for i=1,#queue do |
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388 origin.log("debug", "Q item %d: %s", i, tostring(queue[i])); |
220
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diff
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389 end |
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parents:
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diff
changeset
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390 origin:close{ condition = "undefined-condition"; text = "Client acknowledged more stanzas than sent by server"; }; |
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391 return; |
220
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diff
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|
392 end |
3450
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3218
diff
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|
393 |
220
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202
diff
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|
394 for i=1,math_min(handled_stanza_count,#queue) do |
3450
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changeset
|
395 local handled_stanza = t_remove(origin.outgoing_stanza_queue, 1); |
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|
396 module:fire_event("delivery/success", { session = origin, stanza = handled_stanza }); |
160
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diff
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|
397 end |
3450
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3218
diff
changeset
|
398 |
1406
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parents:
1405
diff
changeset
|
399 origin.log("debug", "#queue = %d", #queue); |
220
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202
diff
changeset
|
400 origin.last_acknowledged_stanza = origin.last_acknowledged_stanza + handled_stanza_count; |
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mod_smacks: allow O(1) processing of delayed ack events
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diff
changeset
|
401 request_ack_if_needed(origin, false, "handle_a", nil) |
160
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diff
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|
402 return true; |
1298
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mod_smacks: Handle both version 2 and version 3 namespace
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1293
diff
changeset
|
403 end |
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mod_smacks: Handle both version 2 and version 3 namespace
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1293
diff
changeset
|
404 module:hook_stanza(xmlns_sm2, "a", handle_a); |
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diff
changeset
|
405 module:hook_stanza(xmlns_sm3, "a", handle_a); |
160
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mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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diff
changeset
|
406 |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff
changeset
|
407 --TODO: Optimise... incoming stanzas should be handled by a per-session |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff
changeset
|
408 -- function that has a counter as an upvalue (no table indexing for increments, |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff
changeset
|
409 -- and won't slow non-198 sessions). We can also then remove the .handled flag |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff
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|
410 -- on stanzas |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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411 |
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412 local function handle_unacked_stanzas(session) |
160
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mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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413 local queue = session.outgoing_stanza_queue; |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff
changeset
|
414 local error_attr = { type = "cancel" }; |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
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415 if #queue > 0 then |
202
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416 session.outgoing_stanza_queue = {}; |
160
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mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
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417 for i=1,#queue do |
3450
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418 if not module:fire_event("delivery/failure", { session = session, stanza = queue[i] }) then |
4009
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419 if queue[i].attr.type ~= "error" then |
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420 local reply = st.reply(queue[i]); |
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421 if reply.attr.to ~= session.full_jid then |
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422 reply.attr.type = "error"; |
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423 reply:tag("error", error_attr) |
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424 :tag("recipient-unavailable", {xmlns = "urn:ietf:params:xml:ns:xmpp-stanzas"}); |
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425 core_process_stanza(session, reply); |
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426 end |
3450
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427 end |
160
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mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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428 end |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
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429 end |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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430 end |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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431 end |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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432 |
3935
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433 -- don't send delivery errors for messages which will be delivered by mam later on |
3986
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434 -- check if stanza was archived --> this will allow us to send back errors for stanzas not archived |
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435 -- because the user configured the server to do so ("no-archive"-setting for one special contact for example) |
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436 local function get_stanza_id(stanza, by_jid) |
3983
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437 for tag in stanza:childtags("stanza-id", "urn:xmpp:sid:0") do |
3984
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438 if tag.attr.by == by_jid then |
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439 return tag.attr.id; |
3983
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440 end |
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441 end |
3985
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442 return nil; |
3983
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443 end |
3935
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444 module:hook("delivery/failure", function(event) |
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445 local session, stanza = event.session, event.stanza; |
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446 -- Only deal with authenticated (c2s) sessions |
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447 if session.username then |
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448 if stanza.name == "message" and stanza.attr.xmlns == nil and |
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449 ( stanza.attr.type == "chat" or ( stanza.attr.type or "normal" ) == "normal" ) then |
4189
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mod_smacks: don't store mam results in offline store
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450 -- don't store messages in offline store if they are mam results |
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451 local mam_result = stanza:get_child("result", xmlns_mam2); |
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452 if mam_result ~= nil then |
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453 return true; -- stanza already "handled", don't send an error and don't add it to offline storage |
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454 end |
3935
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455 -- do nothing here for normal messages and don't send out "message delivery errors", |
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456 -- because messages are already in MAM at this point (no need to frighten users) |
3984
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457 local stanza_id = get_stanza_id(stanza, jid.bare(session.full_jid)); |
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458 if session.mam_requested and stanza_id ~= nil then |
4189
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459 session.log("debug", "mod_smacks delivery/failure returning true for mam-handled stanza: mam-archive-id=%s", tostring(stanza_id)); |
3935
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460 return true; -- stanza handled, don't send an error |
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461 end |
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462 -- store message in offline store, if this client does not use mam *and* was the last client online |
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463 local sessions = prosody.hosts[module.host].sessions[session.username] and |
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464 prosody.hosts[module.host].sessions[session.username].sessions or nil; |
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465 if sessions and next(sessions) == session.resource and next(sessions, session.resource) == nil then |
4681
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mod_smacks: Include username in offline event, mirroring Prosody 0.10+
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parents:
4637
diff
changeset
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466 local ok = module:fire_event("message/offline/handle", { origin = session, username = session.username, stanza = stanza }); |
3983
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467 session.log("debug", "mod_smacks delivery/failuere returning %s for offline-handled stanza", tostring(ok)); |
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468 return ok; -- if stanza was handled, don't send an error |
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469 end |
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470 end |
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471 end |
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472 end); |
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parents:
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|
473 |
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mod_smacks: Use pre-resource-unbind (0.9 feature) to fix reloadability and multiple host support
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parents:
595
diff
changeset
|
474 module:hook("pre-resource-unbind", function (event) |
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parents:
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diff
changeset
|
475 local session, err = event.session, event.error; |
1024
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mod_smacks: Allow resumption if the TCP connection is closed from our end, c15cea87036f ensures distinction from cleanly closed streams (thanks Lance)
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parents:
994
diff
changeset
|
476 if session.smacks then |
257
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mod_smacks: Fixes for monkey-patched sessionmanager.destroy to handle stream resumption, and to fall back to stock destroy() if the session is not smacks-enabled.
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256
diff
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|
477 if not session.resumption_token then |
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256
diff
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|
478 local queue = session.outgoing_stanza_queue; |
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diff
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|
479 if #queue > 0 then |
3150
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mod_smacks: Reduce unacked stanza log message from warn->debug
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parents:
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diff
changeset
|
480 session.log("debug", "Destroying session with %d unacked stanzas", #queue); |
257
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256
diff
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|
481 handle_unacked_stanzas(session); |
160
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mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff
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|
482 end |
257
08fa42e1ab06
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parents:
256
diff
changeset
|
483 else |
586
f733e7599ed6
mod_smacks: Add logging to hibernation and session destruction (thanks darkrain)
Matthew Wild <mwild1@gmail.com>
parents:
576
diff
changeset
|
484 session.log("debug", "mod_smacks hibernating session for up to %d seconds", resume_timeout); |
345
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mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
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parents:
263
diff
changeset
|
485 local hibernate_time = os_time(); -- Track the time we went into hibernation |
445178d15b51
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parents:
263
diff
changeset
|
486 session.hibernating = hibernate_time; |
478
db0f065c4e09
mod_smacks: Don't destroy a session that binds the same resource as a hibernating smacks session (thanks xnyhps for tracking down the problem, though I've used a different fix)
Matthew Wild <mwild1@gmail.com>
parents:
345
diff
changeset
|
487 local resumption_token = session.resumption_token; |
2140
3a94b3cd31e2
mod_smacks: added new events for hibernation start/end
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parents:
2136
diff
changeset
|
488 module:fire_event("smacks-hibernation-start", {origin = session, queue = session.outgoing_stanza_queue}); |
257
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parents:
256
diff
changeset
|
489 timer.add_task(resume_timeout, function () |
586
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mod_smacks: Add logging to hibernation and session destruction (thanks darkrain)
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parents:
576
diff
changeset
|
490 session.log("debug", "mod_smacks hibernation timeout reached..."); |
478
db0f065c4e09
mod_smacks: Don't destroy a session that binds the same resource as a hibernating smacks session (thanks xnyhps for tracking down the problem, though I've used a different fix)
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parents:
345
diff
changeset
|
491 -- We need to check the current resumption token for this resource |
db0f065c4e09
mod_smacks: Don't destroy a session that binds the same resource as a hibernating smacks session (thanks xnyhps for tracking down the problem, though I've used a different fix)
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parents:
345
diff
changeset
|
492 -- matches the smacks session this timer is for in case it changed |
db0f065c4e09
mod_smacks: Don't destroy a session that binds the same resource as a hibernating smacks session (thanks xnyhps for tracking down the problem, though I've used a different fix)
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parents:
345
diff
changeset
|
493 -- (for example, the client may have bound a new resource and |
db0f065c4e09
mod_smacks: Don't destroy a session that binds the same resource as a hibernating smacks session (thanks xnyhps for tracking down the problem, though I've used a different fix)
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parents:
345
diff
changeset
|
494 -- started a new smacks session, or not be using smacks) |
810
464ed063a8f2
mod_smacks: Less table indexing!
Kim Alvefur <zash@zash.se>
parents:
757
diff
changeset
|
495 local curr_session = full_sessions[session.full_jid]; |
1598
043d08448d87
mod_smacks: Remove negation of condition, most likely a leftover from debugging
Kim Alvefur <zash@zash.se>
parents:
1597
diff
changeset
|
496 if session.destroyed then |
987
fabff75bfc3f
mod_smacks: If a hibernating session was destroyed before the timeout, don't destroy it again or say that it was resumed
Kim Alvefur <zash@zash.se>
parents:
925
diff
changeset
|
497 session.log("debug", "The session has already been destroyed"); |
fabff75bfc3f
mod_smacks: If a hibernating session was destroyed before the timeout, don't destroy it again or say that it was resumed
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parents:
925
diff
changeset
|
498 elseif curr_session and curr_session.resumption_token == resumption_token |
345
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parents:
263
diff
changeset
|
499 -- Check the hibernate time still matches what we think it is, |
445178d15b51
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parents:
263
diff
changeset
|
500 -- otherwise the session resumed and re-hibernated. |
478
db0f065c4e09
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parents:
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diff
changeset
|
501 and session.hibernating == hibernate_time then |
3107
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mod_smacks: defer timeouts for push enabled clients
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parents:
3104
diff
changeset
|
502 -- wait longer if the timeout isn't reached because push was enabled for this session |
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parents:
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diff
changeset
|
503 -- session.first_hibernated_push is the starting point for hibernation timeouts of those push enabled clients |
4632
ab7dc5c5c782
mod_smacks: Fix typo in comment (thanks codespell)
Kim Alvefur <zash@zash.se>
parents:
4631
diff
changeset
|
504 -- wait for an additional resume_timeout seconds if no push occurred since hibernation at all |
3107
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mod_smacks: defer timeouts for push enabled clients
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parents:
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diff
changeset
|
505 local current_time = os_time(); |
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parents:
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diff
changeset
|
506 local timeout_start = math_max(session.hibernating, session.first_hibernated_push or session.hibernating); |
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parents:
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diff
changeset
|
507 if session.push_identifier ~= nil and not session.first_hibernated_push then |
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parents:
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diff
changeset
|
508 session.log("debug", "No push happened since hibernation started, hibernating session for up to %d extra seconds", resume_timeout); |
f703cc6e72df
mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents:
3104
diff
changeset
|
509 return resume_timeout; |
f703cc6e72df
mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents:
3104
diff
changeset
|
510 end |
4539
4e7aa32f58d9
mod_smacks: Fix calculation of smacks timeout values
tmolitor <thilo@eightysoft.de>
parents:
4537
diff
changeset
|
511 if session.push_identifier ~= nil and current_time-timeout_start < resume_timeout then |
4e7aa32f58d9
mod_smacks: Fix calculation of smacks timeout values
tmolitor <thilo@eightysoft.de>
parents:
4537
diff
changeset
|
512 session.log("debug", "A push happened since hibernation started, hibernating session for up to %d extra seconds", resume_timeout-(current_time-timeout_start)); |
4e7aa32f58d9
mod_smacks: Fix calculation of smacks timeout values
tmolitor <thilo@eightysoft.de>
parents:
4537
diff
changeset
|
513 return resume_timeout-(current_time-timeout_start); -- time left to wait |
3107
f703cc6e72df
mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents:
3104
diff
changeset
|
514 end |
586
f733e7599ed6
mod_smacks: Add logging to hibernation and session destruction (thanks darkrain)
Matthew Wild <mwild1@gmail.com>
parents:
576
diff
changeset
|
515 session.log("debug", "Destroying session for hibernating too long"); |
2596
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
516 session_registry.set(session.username, session.resumption_token, nil); |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
517 -- save only actual h value and username/host (for security) |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
518 old_session_registry.set(session.username, session.resumption_token, { |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
519 h = session.handled_stanza_count, |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
520 username = session.username, |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
521 host = session.host |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
522 }); |
257
08fa42e1ab06
mod_smacks: Fixes for monkey-patched sessionmanager.destroy to handle stream resumption, and to fall back to stock destroy() if the session is not smacks-enabled.
Matthew Wild <mwild1@gmail.com>
parents:
256
diff
changeset
|
523 session.resumption_token = nil; |
345
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
524 sessionmanager.destroy_session(session); |
586
f733e7599ed6
mod_smacks: Add logging to hibernation and session destruction (thanks darkrain)
Matthew Wild <mwild1@gmail.com>
parents:
576
diff
changeset
|
525 else |
f733e7599ed6
mod_smacks: Add logging to hibernation and session destruction (thanks darkrain)
Matthew Wild <mwild1@gmail.com>
parents:
576
diff
changeset
|
526 session.log("debug", "Session resumed before hibernation timeout, all is well") |
257
08fa42e1ab06
mod_smacks: Fixes for monkey-patched sessionmanager.destroy to handle stream resumption, and to fall back to stock destroy() if the session is not smacks-enabled.
Matthew Wild <mwild1@gmail.com>
parents:
256
diff
changeset
|
527 end |
08fa42e1ab06
mod_smacks: Fixes for monkey-patched sessionmanager.destroy to handle stream resumption, and to fall back to stock destroy() if the session is not smacks-enabled.
Matthew Wild <mwild1@gmail.com>
parents:
256
diff
changeset
|
528 end); |
622
ce39df945de1
mod_smacks: Use pre-resource-unbind (0.9 feature) to fix reloadability and multiple host support
Matthew Wild <mwild1@gmail.com>
parents:
595
diff
changeset
|
529 return true; -- Postpone destruction for now |
160
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
530 end |
9a7671720dec
mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
531 end |
622
ce39df945de1
mod_smacks: Use pre-resource-unbind (0.9 feature) to fix reloadability and multiple host support
Matthew Wild <mwild1@gmail.com>
parents:
595
diff
changeset
|
532 end); |
345
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
533 |
1732
2f9ee9ed6267
mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents:
1706
diff
changeset
|
534 local function handle_s2s_destroyed(event) |
2f9ee9ed6267
mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents:
1706
diff
changeset
|
535 local session = event.session; |
2f9ee9ed6267
mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents:
1706
diff
changeset
|
536 local queue = session.outgoing_stanza_queue; |
2f9ee9ed6267
mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents:
1706
diff
changeset
|
537 if queue and #queue > 0 then |
2f9ee9ed6267
mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents:
1706
diff
changeset
|
538 session.log("warn", "Destroying session with %d unacked stanzas", #queue); |
1881
3683eb95bc1a
mod_smacks: Add experimental resending of unacked messages in s2s queues (disabled by default)
Kim Alvefur <zash@zash.se>
parents:
1733
diff
changeset
|
539 if s2s_resend then |
3683eb95bc1a
mod_smacks: Add experimental resending of unacked messages in s2s queues (disabled by default)
Kim Alvefur <zash@zash.se>
parents:
1733
diff
changeset
|
540 for i = 1, #queue do |
3683eb95bc1a
mod_smacks: Add experimental resending of unacked messages in s2s queues (disabled by default)
Kim Alvefur <zash@zash.se>
parents:
1733
diff
changeset
|
541 module:send(queue[i]); |
3683eb95bc1a
mod_smacks: Add experimental resending of unacked messages in s2s queues (disabled by default)
Kim Alvefur <zash@zash.se>
parents:
1733
diff
changeset
|
542 end |
3683eb95bc1a
mod_smacks: Add experimental resending of unacked messages in s2s queues (disabled by default)
Kim Alvefur <zash@zash.se>
parents:
1733
diff
changeset
|
543 session.outgoing_stanza_queue = nil; |
3683eb95bc1a
mod_smacks: Add experimental resending of unacked messages in s2s queues (disabled by default)
Kim Alvefur <zash@zash.se>
parents:
1733
diff
changeset
|
544 else |
3683eb95bc1a
mod_smacks: Add experimental resending of unacked messages in s2s queues (disabled by default)
Kim Alvefur <zash@zash.se>
parents:
1733
diff
changeset
|
545 handle_unacked_stanzas(session); |
3683eb95bc1a
mod_smacks: Add experimental resending of unacked messages in s2s queues (disabled by default)
Kim Alvefur <zash@zash.se>
parents:
1733
diff
changeset
|
546 end |
1732
2f9ee9ed6267
mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents:
1706
diff
changeset
|
547 end |
2f9ee9ed6267
mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents:
1706
diff
changeset
|
548 end |
2f9ee9ed6267
mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents:
1706
diff
changeset
|
549 |
2f9ee9ed6267
mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents:
1706
diff
changeset
|
550 module:hook("s2sout-destroyed", handle_s2s_destroyed); |
2f9ee9ed6267
mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents:
1706
diff
changeset
|
551 module:hook("s2sin-destroyed", handle_s2s_destroyed); |
2f9ee9ed6267
mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents:
1706
diff
changeset
|
552 |
3218
67f1d1f22625
mod_smacks: Improve logging on resume so session changes are more easily tracked
Matthew Wild <mwild1@gmail.com>
parents:
3150
diff
changeset
|
553 local function get_session_id(session) |
67f1d1f22625
mod_smacks: Improve logging on resume so session changes are more easily tracked
Matthew Wild <mwild1@gmail.com>
parents:
3150
diff
changeset
|
554 return session.id or (tostring(session):match("[a-f0-9]+$")); |
67f1d1f22625
mod_smacks: Improve logging on resume so session changes are more easily tracked
Matthew Wild <mwild1@gmail.com>
parents:
3150
diff
changeset
|
555 end |
67f1d1f22625
mod_smacks: Improve logging on resume so session changes are more easily tracked
Matthew Wild <mwild1@gmail.com>
parents:
3150
diff
changeset
|
556 |
1298
659da45a2b4b
mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents:
1293
diff
changeset
|
557 function handle_resume(session, stanza, xmlns_sm) |
925
720b8268778e
mod_smacks: Don't allow steam resumption onto a stream after resource binding
Kim Alvefur <zash@zash.se>
parents:
908
diff
changeset
|
558 if session.full_jid then |
994
487cd02aada0
mod_smacks: Complain a little louder about clients trying to resume after resource binding
Kim Alvefur <zash@zash.se>
parents:
988
diff
changeset
|
559 session.log("warn", "Tried to resume after resource binding"); |
1298
659da45a2b4b
mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents:
1293
diff
changeset
|
560 session.send(st.stanza("failed", { xmlns = xmlns_sm }) |
925
720b8268778e
mod_smacks: Don't allow steam resumption onto a stream after resource binding
Kim Alvefur <zash@zash.se>
parents:
908
diff
changeset
|
561 :tag("unexpected-request", { xmlns = xmlns_errors }) |
720b8268778e
mod_smacks: Don't allow steam resumption onto a stream after resource binding
Kim Alvefur <zash@zash.se>
parents:
908
diff
changeset
|
562 ); |
720b8268778e
mod_smacks: Don't allow steam resumption onto a stream after resource binding
Kim Alvefur <zash@zash.se>
parents:
908
diff
changeset
|
563 return true; |
720b8268778e
mod_smacks: Don't allow steam resumption onto a stream after resource binding
Kim Alvefur <zash@zash.se>
parents:
908
diff
changeset
|
564 end |
720b8268778e
mod_smacks: Don't allow steam resumption onto a stream after resource binding
Kim Alvefur <zash@zash.se>
parents:
908
diff
changeset
|
565 |
345
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
566 local id = stanza.attr.previd; |
2596
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
567 local original_session = session_registry.get(session.username, id); |
345
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
568 if not original_session then |
588
8042558336b6
mod_smacks: Log message when client tries to resume unknown session
Matthew Wild <mwild1@gmail.com>
parents:
587
diff
changeset
|
569 session.log("debug", "Tried to resume non-existent session with id %s", id); |
2596
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
570 local old_session = old_session_registry.get(session.username, id); |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
571 if old_session and session.username == old_session.username |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
572 and session.host == old_session.host |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
573 and old_session.h then |
2937
e672d1050529
mod_smacks: Ensure stanza count attributes are always strings (thanks Martin)
Matthew Wild <mwild1@gmail.com>
parents:
2756
diff
changeset
|
574 session.send(st.stanza("failed", { xmlns = xmlns_sm, h = string.format("%d", old_session.h) }) |
2596
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
575 :tag("item-not-found", { xmlns = xmlns_errors }) |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
576 ); |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
577 else |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
578 session.send(st.stanza("failed", { xmlns = xmlns_sm }) |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
579 :tag("item-not-found", { xmlns = xmlns_errors }) |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
580 ); |
ffb6646b4253
Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents:
2494
diff
changeset
|
581 end; |
345
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
582 elseif session.username == original_session.username |
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
583 and session.host == original_session.host then |
3218
67f1d1f22625
mod_smacks: Improve logging on resume so session changes are more easily tracked
Matthew Wild <mwild1@gmail.com>
parents:
3150
diff
changeset
|
584 session.log("debug", "mod_smacks resuming existing session %s...", get_session_id(original_session)); |
3478
f6319346e2a3
mod_smacks: improved debug logging
Georg Lukas <georg@op-co.de>
parents:
3477
diff
changeset
|
585 original_session.log("debug", "mod_smacks session resumed from %s...", get_session_id(session)); |
345
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
586 -- TODO: All this should move to sessionmanager (e.g. session:replace(new_session)) |
623
c1f3958695ea
mod_smacks: If a resumed session still has a connection open, close that connection before resuming
Matthew Wild <mwild1@gmail.com>
parents:
622
diff
changeset
|
587 if original_session.conn then |
3218
67f1d1f22625
mod_smacks: Improve logging on resume so session changes are more easily tracked
Matthew Wild <mwild1@gmail.com>
parents:
3150
diff
changeset
|
588 original_session.log("debug", "mod_smacks closing an old connection for this session"); |
623
c1f3958695ea
mod_smacks: If a resumed session still has a connection open, close that connection before resuming
Matthew Wild <mwild1@gmail.com>
parents:
622
diff
changeset
|
589 local conn = original_session.conn; |
640
d87131b29bbd
mod_smacks: Remove dependency on connlisteners (use sessions table shared by mod_c2s directly)
Matthew Wild <mwild1@gmail.com>
parents:
625
diff
changeset
|
590 c2s_sessions[conn] = nil; |
623
c1f3958695ea
mod_smacks: If a resumed session still has a connection open, close that connection before resuming
Matthew Wild <mwild1@gmail.com>
parents:
622
diff
changeset
|
591 conn:close(); |
c1f3958695ea
mod_smacks: If a resumed session still has a connection open, close that connection before resuming
Matthew Wild <mwild1@gmail.com>
parents:
622
diff
changeset
|
592 end |
3935
c49fea05772e
mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents:
3841
diff
changeset
|
593 local migrated_session_log = session.log; |
345
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
594 original_session.ip = session.ip; |
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
595 original_session.conn = session.conn; |
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
596 original_session.send = session.send; |
2623
a65260300708
mod_smacks: Made module more error resistant
tmolitor <thilo@eightysoft.de>
parents:
2608
diff
changeset
|
597 original_session.close = session.close; |
1637
ad6694f7b13c
mod_smacks: Don't restore filters from original session after resumption, use new filters
Matthew Wild <mwild1@gmail.com>
parents:
1599
diff
changeset
|
598 original_session.filter = session.filter; |
1706
e4867211cddb
mod_smacks: Set session upvalue of filter() to correct session
Kim Alvefur <zash@zash.se>
parents:
1705
diff
changeset
|
599 original_session.filter.session = original_session; |
1705
6fa220a9f36d
mod_smacks: Move set of filters from new session to session being resumed
Kim Alvefur <zash@zash.se>
parents:
1704
diff
changeset
|
600 original_session.filters = session.filters; |
345
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
601 original_session.stream = session.stream; |
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
602 original_session.secure = session.secure; |
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
603 original_session.hibernating = nil; |
3479
9ef309fb501d
mod_smacks: apply resumed logger and type to new session, fix #1229
Georg Lukas <georg@op-co.de>
parents:
3478
diff
changeset
|
604 session.log = original_session.log; |
9ef309fb501d
mod_smacks: apply resumed logger and type to new session, fix #1229
Georg Lukas <georg@op-co.de>
parents:
3478
diff
changeset
|
605 session.type = original_session.type; |
1520
2881d532f385
mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents:
1518
diff
changeset
|
606 wrap_session(original_session, true); |
345
445178d15b51
mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
607 -- Inform xmppstream of the new session (passed to its callbacks) |
1520
2881d532f385
mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents:
1518
diff
changeset
|
608 original_session.stream:set_session(original_session); |
345
445178d15b51
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609 -- Similar for connlisteners |
640
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610 c2s_sessions[session.conn] = original_session; |
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611 |
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612 original_session.send(st.stanza("resumed", { xmlns = xmlns_sm, |
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613 h = string.format("%d", original_session.handled_stanza_count), previd = id })); |
1343
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|
614 |
345
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615 -- Fake an <a> with the h of the <resume/> from the client |
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616 original_session:dispatch_stanza(st.stanza("a", { xmlns = xmlns_sm, |
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617 h = stanza.attr.h })); |
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618 |
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619 -- Ok, we need to re-send any stanzas that the client didn't see |
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620 -- ...they are what is now left in the outgoing stanza queue |
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621 -- We have to use the send of "session" because we don't want to add our resent stanzas |
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622 -- to the outgoing queue again |
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623 local queue = original_session.outgoing_stanza_queue; |
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624 session.log("debug", "resending all unacked stanzas that are still queued after resume, #queue = %d", #queue); |
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625 for i=1,#queue do |
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626 session.send(queue[i]); |
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627 end |
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628 session.log("debug", "all stanzas resent, now disabling send() in this migrated session, #queue = %d", #queue); |
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629 function session.send(stanza) |
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630 migrated_session_log("error", "Tried to send stanza on old session migrated by smacks resume (maybe there is a bug?): %s", tostring(stanza)); |
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631 return false; |
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632 end |
2744
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633 module:fire_event("smacks-hibernation-end", {origin = session, resumed = original_session, queue = queue}); |
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634 request_ack_if_needed(original_session, true, "handle_resume", nil); |
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635 else |
755 | 636 module:log("warn", "Client %s@%s[%s] tried to resume stream for %s@%s[%s]", |
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637 session.username or "?", session.host or "?", session.type, |
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638 original_session.username or "?", original_session.host or "?", original_session.type); |
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639 session.send(st.stanza("failed", { xmlns = xmlns_sm }) |
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640 :tag("not-authorized", { xmlns = xmlns_errors })); |
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641 end |
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642 return true; |
1298
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643 end |
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644 module:hook_stanza(xmlns_sm2, "resume", function (session, stanza) return handle_resume(session, stanza, xmlns_sm2); end); |
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645 module:hook_stanza(xmlns_sm3, "resume", function (session, stanza) return handle_resume(session, stanza, xmlns_sm3); end); |
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646 |
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647 module:hook("csi-client-active", function (event) |
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648 if event.origin.smacks then |
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649 request_ack_if_needed(event.origin, true, "csi-active", nil); |
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650 end |
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651 end); |
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652 |
4771
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653 module:hook("csi-flushing", function(event) |
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654 local session = event.session; |
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655 if session.smacks then |
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656 if not session.awaiting_ack and not session.hibernating and not session.destroyed then |
e227af629736
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657 session.log("debug", "Sending <r> (csi-flushing)"); |
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|
658 session.awaiting_ack = true; -- The send() call may invoke this event again, so set this first |
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659 (session.sends2s or session.send)(st.stanza("r", { xmlns = session.smacks })) |
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|
660 end |
4458
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661 end |
4446
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|
662 end); |
3d593b612e07
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|
663 |
1733
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diff
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|
664 local function handle_read_timeout(event) |
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|
665 local session = event.session; |
9abd3dce619a
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|
666 if session.smacks then |
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|
667 if session.awaiting_ack then |
2090
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mod_smacks: Keep timer object around and stop it when needed (trunk only)
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2089
diff
changeset
|
668 if session.awaiting_ack_timer then |
1796a022dd29
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|
669 session.awaiting_ack_timer:stop(); |
1796a022dd29
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Kim Alvefur <zash@zash.se>
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|
670 end |
2394
4c27ebcf4cbd
mod_smacks: added new event "smacks-ack-delayed" used by mod_cloud_notify and extended the readme file accordingly (also mention mod_smacks_offline and mod_smacks_noerror in readme file)
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|
671 if session.delayed_ack_timer then |
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|
672 session.delayed_ack_timer:stop(); |
2494
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2491
diff
changeset
|
673 session.delayed_ack_timer = nil; |
2394
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|
674 end |
1733
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|
675 return false; -- Kick the session |
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Kim Alvefur <zash@zash.se>
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diff
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|
676 end |
2091
ea95637cf041
mod_smacks: Log when sending <r> from read timeout event (0.10+)
Kim Alvefur <zash@zash.se>
parents:
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diff
changeset
|
677 session.log("debug", "Sending <r> (read timeout)"); |
1733
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diff
changeset
|
678 (session.sends2s or session.send)(st.stanza("r", { xmlns = session.smacks })); |
9abd3dce619a
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Kim Alvefur <zash@zash.se>
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diff
changeset
|
679 session.awaiting_ack = true; |
2596
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Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
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diff
changeset
|
680 if not session.delayed_ack_timer then |
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Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
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diff
changeset
|
681 session.delayed_ack_timer = stoppable_timer(delayed_ack_timeout, function() |
4413
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diff
changeset
|
682 delayed_ack_function(session, nil); |
2596
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diff
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|
683 end); |
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diff
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|
684 end |
1733
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diff
changeset
|
685 return true; |
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diff
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|
686 end |
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diff
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|
687 end |
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diff
changeset
|
688 |
9abd3dce619a
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diff
changeset
|
689 module:hook("s2s-read-timeout", handle_read_timeout); |
9abd3dce619a
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diff
changeset
|
690 module:hook("c2s-read-timeout", handle_read_timeout); |