annotate mod_smacks/mod_smacks.lua @ 4047:36b6e3e3f9e2

mod_conversejs: Disable automatic BOSH/WS endpoint discovery Converse.js 7.0 will enable this by default, but when using this module the BOSH and WebSocket endpoints are provided in the generated HTML, so automatic discovery is not needed and unlikely to work without an additional module.
author Kim Alvefur <zash@zash.se>
date Thu, 18 Jun 2020 15:24:34 +0200
parents 362997ededb1
children 22e7b3d6fcae
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1 -- XEP-0198: Stream Management for Prosody IM
5f5ff061b316 mod_smacks: Add license header
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2 --
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3 -- Copyright (C) 2010-2015 Matthew Wild
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Kim Alvefur <zash@zash.se>
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4 -- Copyright (C) 2010 Waqas Hussain
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Kim Alvefur <zash@zash.se>
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5 -- Copyright (C) 2012-2015 Kim Alvefur
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Kim Alvefur <zash@zash.se>
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6 -- Copyright (C) 2012 Thijs Alkemade
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Kim Alvefur <zash@zash.se>
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7 -- Copyright (C) 2014 Florian Zeitz
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b5d367798570 Fix bug readding stanzas to outgoing_queue on resume
tmolitor <thilo@eightysoft.de>
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8 -- Copyright (C) 2016-2020 Thilo Molitor
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9 --
5f5ff061b316 mod_smacks: Add license header
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10 -- This project is MIT/X11 licensed. Please see the
5f5ff061b316 mod_smacks: Add license header
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11 -- COPYING file in the source package for more information.
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12 --
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13
160
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Matthew Wild <mwild1@gmail.com>
parents:
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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;
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18 local jid = require "util.jid";
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19
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017f60608fc8 mod_smacks: also count outgoing MAM messages
JC Brand <jc@opkode.com>
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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;
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.
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26 local timer = require "util.timer";
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db2a40cbd6ef Add a <delay> to stanzas that are queued (and don't have one already), so clients can show them with the original timestamp.
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27 local datetime = require "util.datetime";
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28
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29 local xmlns_sm2 = "urn:xmpp:sm:2";
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30 local xmlns_sm3 = "urn:xmpp:sm:3";
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31 local xmlns_errors = "urn:ietf:params:xml:ns:xmpp-stanzas";
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32 local xmlns_delay = "urn:xmpp:delay";
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33
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34 local sm2_attr = { xmlns = xmlns_sm2 };
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35 local sm3_attr = { xmlns = xmlns_sm3 };
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36
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37 local resume_timeout = module:get_option_number("smacks_hibernation_time", 600);
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44b69c3d5351 mod_smacks: Fix smacks on s2s connections, but disable it by default.
Kim Alvefur <zash@zash.se>
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38 local s2s_smacks = module:get_option_boolean("smacks_enabled_s2s", false);
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39 local s2s_resend = module:get_option_boolean("smacks_s2s_resend", false);
642
842a8a3b0d81 mod_smacks: Make smacks_max_unacked_stanzas configurable
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40 local max_unacked_stanzas = module:get_option_number("smacks_max_unacked_stanzas", 0);
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41 local delayed_ack_timeout = module:get_option_number("smacks_max_ack_delay", 30);
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42 local max_hibernated_sessions = module:get_option_number("smacks_max_hibernated_sessions", 10);
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43 local max_old_sessions = module:get_option_number("smacks_max_old_sessions", 10);
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713c6791fbcc mod_smacks: Import prosody.core_process_stanza()
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44 local core_process_stanza = prosody.core_process_stanza;
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92c6f84ec446 mod_smacks: Use require to import (thanks a lot, autocomplete)
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45 local sessionmanager = require"core.sessionmanager";
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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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46
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47 assert(max_hibernated_sessions > 0, "smacks_max_hibernated_sessions must be greater than 0");
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48 assert(max_old_sessions > 0, "smacks_max_old_sessions must be greater than 0");
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49
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d87131b29bbd mod_smacks: Remove dependency on connlisteners (use sessions table shared by mod_c2s directly)
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50 local c2s_sessions = module:shared("/*/c2s/sessions");
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51
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52 local function init_session_cache(max_entries, evict_callback)
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53 -- old prosody version < 0.10 (no limiting at all!)
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54 if not cache then
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55 local store = {};
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56 return {
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57 get = function(user, key)
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58 if not user then return nil; end
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59 if not key then return nil; end
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60 return store[key];
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61 end;
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62 set = function(user, key, value)
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63 if not user then return nil; end
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64 if not key then return nil; end
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65 store[key] = value;
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66 end;
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67 };
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68 end
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69
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70 -- use per user limited cache for prosody >= 0.10
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71 local stores = {};
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72 return {
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73 get = function(user, key)
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74 if not user then return nil; end
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75 if not key then return nil; end
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76 if not stores[user] then
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77 stores[user] = cache.new(max_entries, evict_callback);
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78 end
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79 return stores[user]:get(key);
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80 end;
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81 set = function(user, key, value)
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82 if not user then return nil; end
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83 if not key then return nil; end
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84 if not stores[user] then stores[user] = cache.new(max_entries, evict_callback); end
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85 stores[user]:set(key, value);
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86 -- remove empty caches completely
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87 if not stores[user]:count() then stores[user] = nil; end
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88 end;
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89 };
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90 end
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91 local old_session_registry = init_session_cache(max_old_sessions, nil);
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92 local session_registry = init_session_cache(max_hibernated_sessions, function(resumption_token, session)
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93 if session.destroyed then return true; end -- destroyed session can always be removed from cache
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94 session.log("warn", "User has too much hibernated sessions, removing oldest session (token: %s)", resumption_token);
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95 -- store old session's h values on force delete
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96 -- save only actual h value and username/host (for security)
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97 old_session_registry.set(session.username, resumption_token, {
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98 h = session.handled_stanza_count,
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99 username = session.username,
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100 host = session.host
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101 });
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102 return true; -- allow session to be removed from full cache to make room for new one
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103 end);
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104
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105 local function stoppable_timer(delay, callback)
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106 local stopped = false;
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107 local timer = module:add_timer(delay, function (t)
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108 if stopped then return; end
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109 return callback(t);
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110 end);
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111 if timer and timer.stop then return timer; end -- new prosody api includes stop() function
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112 return {
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113 stop = function(self) stopped = true end;
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114 timer;
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115 };
ffb6646b4253 Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents: 2494
diff changeset
116 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
117
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>
parents: 2251
diff changeset
118 local function delayed_ack_function(session)
3646
58047d6f2b89 mod_smacks: fix bug #1405 (prevent timer from running for already destroyed sessions)
tmolitor <thilo@eightysoft.de>
parents: 3640
diff changeset
119 -- fire event only if configured to do so and our session is not already hibernated or destroyed
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
120 if delayed_ack_timeout > 0 and session.awaiting_ack
ffb6646b4253 Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents: 2494
diff changeset
121 and not session.hibernating and not session.destroyed then
ffb6646b4253 Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents: 2494
diff changeset
122 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
tmolitor <thilo@eightysoft.de>
parents: 2494
diff changeset
123 session.outgoing_stanza_queue and #session.outgoing_stanza_queue or 0);
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>
parents: 2251
diff changeset
124 module:fire_event("smacks-ack-delayed", {origin = session, queue = session.outgoing_stanza_queue});
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>
parents: 2251
diff changeset
125 end
2494
d300ae5dba87 mod_smacks: Fix some bugs with smacks-ack-delayed event triggering.
tmolitor <thilo@eightysoft.de>
parents: 2491
diff changeset
126 session.delayed_ack_timer = nil;
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>
parents: 2251
diff changeset
127 end
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>
parents: 2251
diff changeset
128
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
129 local function can_do_smacks(session, advertise_only)
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
130 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 changeset
131
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
132 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: 2394
diff changeset
133 if session.username 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: 590
diff changeset
134 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
135 return false, "unexpected-request", "Client must bind a resource before enabling stream management";
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
136 end
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
137 return true;
595
7693724881b3 Fix a typo in mod_smacks (type -> session_type).
Thijs Alkemade <thijsalkemade@gmail.com>
parents: 594
diff changeset
138 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: 590
diff changeset
139 return true;
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
140 end
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
141 return false, "service-unavailable", "Stream management is not available for this stream";
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
142 end
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
143
263
41f1cac40560 mod_smacks: Fixed to use the correct events API.
Waqas Hussain <waqas20@gmail.com>
parents: 258
diff changeset
144 module:hook("stream-features",
41f1cac40560 mod_smacks: Fixed to use the correct events API.
Waqas Hussain <waqas20@gmail.com>
parents: 258
diff changeset
145 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
146 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
147 event.features:tag("sm", sm2_attr):tag("optional"):up():up();
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
148 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
149 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
150 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
151
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 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
153 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
154 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
155 event.features:tag("sm", sm2_attr):tag("optional"):up():up();
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
156 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
157 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
158 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
159
3478
f6319346e2a3 mod_smacks: improved debug logging
Georg Lukas <georg@op-co.de>
parents: 3477
diff changeset
160 local function request_ack_if_needed(session, force, reason)
2491
5fbca7de2088 mod_smacks: Send out more ack requests where needed
tmolitor <thilo@eightysoft.de>
parents: 2417
diff changeset
161 local queue = session.outgoing_stanza_queue;
3640
b2f32b3c6ec1 mod_smacks: fix bug in bad client handling introduced by last commit
tmolitor <thilo@eightysoft.de>
parents: 3634
diff changeset
162 local expected_h = session.last_acknowledged_stanza + #queue;
b2f32b3c6ec1 mod_smacks: fix bug in bad client handling introduced by last commit
tmolitor <thilo@eightysoft.de>
parents: 3634
diff changeset
163 -- session.log("debug", "*** SMACKS(1) ***: awaiting_ack=%s, hibernating=%s", tostring(session.awaiting_ack), tostring(session.hibernating));
2727
91cbeb6ad987 mod_smacks: don't send out <r> when already hibernating
tmolitor <thilo@eightysoft.de>
parents: 2713
diff changeset
164 if session.awaiting_ack == nil and not session.hibernating then
3640
b2f32b3c6ec1 mod_smacks: fix bug in bad client handling introduced by last commit
tmolitor <thilo@eightysoft.de>
parents: 3634
diff changeset
165 -- 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
166 -- stanza counts. it is set when an <r> is really sent (e.g. inside timer), preventing any
3640
b2f32b3c6ec1 mod_smacks: fix bug in bad client handling introduced by last commit
tmolitor <thilo@eightysoft.de>
parents: 3634
diff changeset
167 -- further requests until a higher h-value would be expected.
b2f32b3c6ec1 mod_smacks: fix bug in bad client handling introduced by last commit
tmolitor <thilo@eightysoft.de>
parents: 3634
diff changeset
168 -- 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));
b2f32b3c6ec1 mod_smacks: fix bug in bad client handling introduced by last commit
tmolitor <thilo@eightysoft.de>
parents: 3634
diff changeset
169 if (#queue > max_unacked_stanzas 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
170 session.log("debug", "Queuing <r> (in a moment) from %s - #queue=%d", reason, #queue);
2624
c110b6bfe5d1 mod_smacks: Prevent ack loop on misbehaving clients
tmolitor <thilo@eightysoft.de>
parents: 2623
diff changeset
171 session.awaiting_ack = false;
c110b6bfe5d1 mod_smacks: Prevent ack loop on misbehaving clients
tmolitor <thilo@eightysoft.de>
parents: 2623
diff changeset
172 session.awaiting_ack_timer = stoppable_timer(1e-06, function ()
3640
b2f32b3c6ec1 mod_smacks: fix bug in bad client handling introduced by last commit
tmolitor <thilo@eightysoft.de>
parents: 3634
diff changeset
173 -- 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
174 -- 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
175 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
176 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
177 (session.sends2s or session.send)(st.stanza("r", { xmlns = session.smacks }))
3634
915e32d5a147 mod_smacks: fix bug for missbehaving clients sending multiple acks in a row
tmolitor <thilo@eightysoft.de>
parents: 3621
diff changeset
178 session.awaiting_ack = true;
3640
b2f32b3c6ec1 mod_smacks: fix bug in bad client handling introduced by last commit
tmolitor <thilo@eightysoft.de>
parents: 3634
diff changeset
179 -- expected_h could be lower than this expression e.g. more stanzas added to the queue meanwhile)
b2f32b3c6ec1 mod_smacks: fix bug in bad client handling introduced by last commit
tmolitor <thilo@eightysoft.de>
parents: 3634
diff changeset
180 session.last_requested_h = session.last_acknowledged_stanza + #queue;
b2f32b3c6ec1 mod_smacks: fix bug in bad client handling introduced by last commit
tmolitor <thilo@eightysoft.de>
parents: 3634
diff changeset
181 session.log("debug", "Sending <r> (inside timer, after 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
182 if not session.delayed_ack_timer then
c110b6bfe5d1 mod_smacks: Prevent ack loop on misbehaving clients
tmolitor <thilo@eightysoft.de>
parents: 2623
diff changeset
183 session.delayed_ack_timer = stoppable_timer(delayed_ack_timeout, function()
c110b6bfe5d1 mod_smacks: Prevent ack loop on misbehaving clients
tmolitor <thilo@eightysoft.de>
parents: 2623
diff changeset
184 delayed_ack_function(session);
c110b6bfe5d1 mod_smacks: Prevent ack loop on misbehaving clients
tmolitor <thilo@eightysoft.de>
parents: 2623
diff changeset
185 end);
c110b6bfe5d1 mod_smacks: Prevent ack loop on misbehaving clients
tmolitor <thilo@eightysoft.de>
parents: 2623
diff changeset
186 end
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
187 end
2624
c110b6bfe5d1 mod_smacks: Prevent ack loop on misbehaving clients
tmolitor <thilo@eightysoft.de>
parents: 2623
diff changeset
188 end);
c110b6bfe5d1 mod_smacks: Prevent ack loop on misbehaving clients
tmolitor <thilo@eightysoft.de>
parents: 2623
diff changeset
189 end
2491
5fbca7de2088 mod_smacks: Send out more ack requests where needed
tmolitor <thilo@eightysoft.de>
parents: 2417
diff changeset
190 end
3104
626d2c781c66 mod_smacks: send maximum resumption timeout to client
Jonas Wielicki <jonas@wielicki.name>
parents: 2937
diff changeset
191
2713
eea1d5bac451 mod_smacks: Fix delayed_ack event
tmolitor <thilo@eightysoft.de>
parents: 2701
diff changeset
192 -- Trigger "smacks-ack-delayed"-event if we added new (ackable) stanzas to the outgoing queue
eea1d5bac451 mod_smacks: Fix delayed_ack event
tmolitor <thilo@eightysoft.de>
parents: 2701
diff changeset
193 -- and there isn't already a timer for this event running.
eea1d5bac451 mod_smacks: Fix delayed_ack event
tmolitor <thilo@eightysoft.de>
parents: 2701
diff changeset
194 -- If we wouldn't do this, stanzas added to the queue after the first "smacks-ack-delayed"-event
eea1d5bac451 mod_smacks: Fix delayed_ack event
tmolitor <thilo@eightysoft.de>
parents: 2701
diff changeset
195 -- would not trigger this event (again).
eea1d5bac451 mod_smacks: Fix delayed_ack event
tmolitor <thilo@eightysoft.de>
parents: 2701
diff changeset
196 if #queue > max_unacked_stanzas and session.awaiting_ack and session.delayed_ack_timer == nil then
eea1d5bac451 mod_smacks: Fix delayed_ack event
tmolitor <thilo@eightysoft.de>
parents: 2701
diff changeset
197 session.log("debug", "Calling delayed_ack_function directly (still waiting for ack)");
eea1d5bac451 mod_smacks: Fix delayed_ack event
tmolitor <thilo@eightysoft.de>
parents: 2701
diff changeset
198 delayed_ack_function(session);
eea1d5bac451 mod_smacks: Fix delayed_ack event
tmolitor <thilo@eightysoft.de>
parents: 2701
diff changeset
199 end
2491
5fbca7de2088 mod_smacks: Send out more ack requests where needed
tmolitor <thilo@eightysoft.de>
parents: 2417
diff changeset
200 end
5fbca7de2088 mod_smacks: Send out more ack requests where needed
tmolitor <thilo@eightysoft.de>
parents: 2417
diff changeset
201
3956
ebc1f1d962c5 mod_stanzas: tighten up stanza check and add explanatory text
JC Brand <jc@opkode.com>
parents: 3955
diff changeset
202 local function outgoing_stanza_filter(stanza, session)
ebc1f1d962c5 mod_stanzas: tighten up stanza check and add explanatory text
JC Brand <jc@opkode.com>
parents: 3955
diff changeset
203 -- XXX: Normally you wouldn't have to check the xmlns for a stanza as it's
ebc1f1d962c5 mod_stanzas: tighten up stanza check and add explanatory text
JC Brand <jc@opkode.com>
parents: 3955
diff changeset
204 -- supposed to be nil.
ebc1f1d962c5 mod_stanzas: tighten up stanza check and add explanatory text
JC Brand <jc@opkode.com>
parents: 3955
diff changeset
205 -- However, when using mod_smacks with mod_websocket, then mod_websocket's
ebc1f1d962c5 mod_stanzas: tighten up stanza check and add explanatory text
JC Brand <jc@opkode.com>
parents: 3955
diff changeset
206 -- stanzas/out filter can get called before this one and adds the xmlns.
ebc1f1d962c5 mod_stanzas: tighten up stanza check and add explanatory text
JC Brand <jc@opkode.com>
parents: 3955
diff changeset
207 local is_stanza = stanza.attr and
ebc1f1d962c5 mod_stanzas: tighten up stanza check and add explanatory text
JC Brand <jc@opkode.com>
parents: 3955
diff changeset
208 (not stanza.attr.xmlns or stanza.attr.xmlns == 'jabber:client')
ebc1f1d962c5 mod_stanzas: tighten up stanza check and add explanatory text
JC Brand <jc@opkode.com>
parents: 3955
diff changeset
209 and not stanza.name:find":";
3955
017f60608fc8 mod_smacks: also count outgoing MAM messages
JC Brand <jc@opkode.com>
parents: 3942
diff changeset
210
3956
ebc1f1d962c5 mod_stanzas: tighten up stanza check and add explanatory text
JC Brand <jc@opkode.com>
parents: 3955
diff changeset
211 if is_stanza and not stanza._cached then
1520
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
212 local queue = session.outgoing_stanza_queue;
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
213 local cached_stanza = st.clone(stanza);
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
214 cached_stanza._cached = true;
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
215
1599
8e006226e4c5 mod_smacks: Don't attach timestamps to 'iq' stanzas
Kim Alvefur <zash@zash.se>
parents: 1598
diff changeset
216 if cached_stanza and cached_stanza.name ~= "iq" and cached_stanza:get_child("delay", xmlns_delay) == nil then
2756
dbba101601b4 mod_smacks: Fix #921
tmolitor <thilo@eightysoft.de>
parents: 2744
diff changeset
217 cached_stanza = cached_stanza:tag("delay", {
dbba101601b4 mod_smacks: Fix #921
tmolitor <thilo@eightysoft.de>
parents: 2744
diff changeset
218 xmlns = xmlns_delay,
dbba101601b4 mod_smacks: Fix #921
tmolitor <thilo@eightysoft.de>
parents: 2744
diff changeset
219 from = jid.bare(session.full_jid or session.host),
dbba101601b4 mod_smacks: Fix #921
tmolitor <thilo@eightysoft.de>
parents: 2744
diff changeset
220 stamp = datetime.datetime()
dbba101601b4 mod_smacks: Fix #921
tmolitor <thilo@eightysoft.de>
parents: 2744
diff changeset
221 });
1520
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
222 end
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
223
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
224 queue[#queue+1] = cached_stanza;
1522
d4a4ed31567e mod_smacks: Trick session.send() into not returning nil or mod_message will act as if messages were not delivered
Kim Alvefur <zash@zash.se>
parents: 1520
diff changeset
225 if session.hibernating then
d4a4ed31567e mod_smacks: Trick session.send() into not returning nil or mod_message will act as if messages were not delivered
Kim Alvefur <zash@zash.se>
parents: 1520
diff changeset
226 session.log("debug", "hibernating, stanza queued");
3620
fb1c8dee2ead mod_smacks: piggyback ack request onto ack response if queue is not empty, use native stoppable timers if supported
tmolitor <thilo@eightysoft.de>
parents: 3493
diff changeset
227 module:fire_event("smacks-hibernation-stanza-queued", {origin = session, queue = queue, stanza = cached_stanza});
2087
e48dbb640408 mod_smacks: Drop stanzas instead of turning them into the empty string
Kim Alvefur <zash@zash.se>
parents: 1881
diff changeset
228 return nil;
1522
d4a4ed31567e mod_smacks: Trick session.send() into not returning nil or mod_message will act as if messages were not delivered
Kim Alvefur <zash@zash.se>
parents: 1520
diff changeset
229 end
3478
f6319346e2a3 mod_smacks: improved debug logging
Georg Lukas <georg@op-co.de>
parents: 3477
diff changeset
230 request_ack_if_needed(session, false, "outgoing_stanza_filter");
1520
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
231 end
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
232 return stanza;
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
233 end
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
234
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
235 local function count_incoming_stanzas(stanza, session)
3956
ebc1f1d962c5 mod_stanzas: tighten up stanza check and add explanatory text
JC Brand <jc@opkode.com>
parents: 3955
diff changeset
236 if not stanza.attr.xmlns then
1520
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
237 session.handled_stanza_count = session.handled_stanza_count + 1;
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
238 session.log("debug", "Handled %d incoming stanzas", session.handled_stanza_count);
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
239 end
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
240 return stanza;
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
241 end
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
242
1529
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
243 local function wrap_session_out(session, resume)
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
244 if not resume then
1528
5ccb3ee2cf72 mod_smacks: Remove variable not used after 2881d532f385
Kim Alvefur <zash@zash.se>
parents: 1527
diff changeset
245 session.outgoing_stanza_queue = {};
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
246 session.last_acknowledged_stanza = 0;
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
247 end
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
248
2122
3f788f18cc10 mod_smacks: Adjust filter priorities to avoid conflict with mod_websocket
Kim Alvefur <zash@zash.se>
parents: 2091
diff changeset
249 add_filter(session, "stanzas/out", outgoing_stanza_filter, -999);
988
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
250
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
251 local session_close = session.close;
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
252 function session.close(...)
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
253 if session.resumption_token then
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
254 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
255 old_session_registry.set(session.username, session.resumption_token, nil);
988
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
256 session.resumption_token = nil;
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
257 end
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
258 -- send out last ack as per revision 1.5.2 of XEP-0198
2623
a65260300708 mod_smacks: Made module more error resistant
tmolitor <thilo@eightysoft.de>
parents: 2608
diff changeset
259 if session.smacks and session.conn then
2937
e672d1050529 mod_smacks: Ensure stanza count attributes are always strings (thanks Martin)
Matthew Wild <mwild1@gmail.com>
parents: 2756
diff changeset
260 (session.sends2s or session.send)(st.stanza("a", { xmlns = session.smacks, h = string.format("%d", session.handled_stanza_count) }));
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
261 end
988
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
262 return session_close(...);
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
263 end
1529
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
264 return session;
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
265 end
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
266
1529
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
267 local function wrap_session_in(session, resume)
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
268 if not resume then
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
269 session.handled_stanza_count = 0;
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
270 end
2122
3f788f18cc10 mod_smacks: Adjust filter priorities to avoid conflict with mod_websocket
Kim Alvefur <zash@zash.se>
parents: 2091
diff changeset
271 add_filter(session, "stanzas/in", count_incoming_stanzas, 999);
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
272
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
273 return session;
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
274 end
201
bc24f58a0d39 mod_smacks: Use filters for catching incoming stanzas (more reliable and efficient), also add some logic to make compatible with the stream resumption module (coming soon)
Matthew Wild <mwild1@gmail.com>
parents: 200
diff changeset
275
1529
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
276 local function wrap_session(session, resume)
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
277 wrap_session_out(session, resume);
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
278 wrap_session_in(session, resume);
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
279 return session;
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
280 end
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
281
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
282 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
283 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
284 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
285 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 changeset
286 (session.sends2s or session.send)(st.stanza("failed", { xmlns = xmlns_sm }):tag(err, { xmlns = xmlns_errors}));
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
287 return true;
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
288 end
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
289
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
290 module:log("debug", "Enabling stream management");
1520
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
291 session.smacks = xmlns_sm;
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
292
1520
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
293 wrap_session(session, false);
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
294
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
295 local resume_token;
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
296 local resume = stanza.attr.resume;
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
297 if resume == "true" or resume == "1" then
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
298 resume_token = uuid_generate();
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
299 session_registry.set(session.username, resume_token, 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
300 session.resumption_token = resume_token;
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
301 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
302 (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
303 return true;
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
304 end
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
305 module:hook_stanza(xmlns_sm2, "enable", function (session, stanza) return handle_enable(session, stanza, xmlns_sm2); end, 100);
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
306 module:hook_stanza(xmlns_sm3, "enable", function (session, stanza) return handle_enable(session, stanza, xmlns_sm3); end, 100);
576
44b69c3d5351 mod_smacks: Fix smacks on s2s connections, but disable it by default.
Kim Alvefur <zash@zash.se>
parents: 478
diff changeset
307
1530
fb7cd669f41b mod_smacks: Initiate outgoing smacks on s2s when sending request and incoming when the remote says enabled
Kim Alvefur <zash@zash.se>
parents: 1529
diff changeset
308 module:hook_stanza("http://etherx.jabber.org/streams", "features",
fb7cd669f41b mod_smacks: Initiate outgoing smacks on s2s when sending request and incoming when the remote says enabled
Kim Alvefur <zash@zash.se>
parents: 1529
diff changeset
309 function (session, stanza)
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
310 stoppable_timer(1e-6, function ()
1531
7d86fc477993 mod_smacks: Delay initiation of outgoing smacks on s2s until after queued stanzas are sent
Kim Alvefur <zash@zash.se>
parents: 1530
diff changeset
311 if can_do_smacks(session) then
7d86fc477993 mod_smacks: Delay initiation of outgoing smacks on s2s until after queued stanzas are sent
Kim Alvefur <zash@zash.se>
parents: 1530
diff changeset
312 if stanza:get_child("sm", xmlns_sm3) then
7d86fc477993 mod_smacks: Delay initiation of outgoing smacks on s2s until after queued stanzas are sent
Kim Alvefur <zash@zash.se>
parents: 1530
diff changeset
313 session.sends2s(st.stanza("enable", sm3_attr));
7d86fc477993 mod_smacks: Delay initiation of outgoing smacks on s2s until after queued stanzas are sent
Kim Alvefur <zash@zash.se>
parents: 1530
diff changeset
314 session.smacks = xmlns_sm3;
7d86fc477993 mod_smacks: Delay initiation of outgoing smacks on s2s until after queued stanzas are sent
Kim Alvefur <zash@zash.se>
parents: 1530
diff changeset
315 elseif stanza:get_child("sm", xmlns_sm2) then
7d86fc477993 mod_smacks: Delay initiation of outgoing smacks on s2s until after queued stanzas are sent
Kim Alvefur <zash@zash.se>
parents: 1530
diff changeset
316 session.sends2s(st.stanza("enable", sm2_attr));
7d86fc477993 mod_smacks: Delay initiation of outgoing smacks on s2s until after queued stanzas are sent
Kim Alvefur <zash@zash.se>
parents: 1530
diff changeset
317 session.smacks = xmlns_sm2;
7d86fc477993 mod_smacks: Delay initiation of outgoing smacks on s2s until after queued stanzas are sent
Kim Alvefur <zash@zash.se>
parents: 1530
diff changeset
318 else
7d86fc477993 mod_smacks: Delay initiation of outgoing smacks on s2s until after queued stanzas are sent
Kim Alvefur <zash@zash.se>
parents: 1530
diff changeset
319 return;
7d86fc477993 mod_smacks: Delay initiation of outgoing smacks on s2s until after queued stanzas are sent
Kim Alvefur <zash@zash.se>
parents: 1530
diff changeset
320 end
7d86fc477993 mod_smacks: Delay initiation of outgoing smacks on s2s until after queued stanzas are sent
Kim Alvefur <zash@zash.se>
parents: 1530
diff changeset
321 wrap_session_out(session, false);
1530
fb7cd669f41b mod_smacks: Initiate outgoing smacks on s2s when sending request and incoming when the remote says enabled
Kim Alvefur <zash@zash.se>
parents: 1529
diff changeset
322 end
1531
7d86fc477993 mod_smacks: Delay initiation of outgoing smacks on s2s until after queued stanzas are sent
Kim Alvefur <zash@zash.se>
parents: 1530
diff changeset
323 end);
1530
fb7cd669f41b mod_smacks: Initiate outgoing smacks on s2s when sending request and incoming when the remote says enabled
Kim Alvefur <zash@zash.se>
parents: 1529
diff changeset
324 end);
fb7cd669f41b mod_smacks: Initiate outgoing smacks on s2s when sending request and incoming when the remote says enabled
Kim Alvefur <zash@zash.se>
parents: 1529
diff changeset
325
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
326 function handle_enabled(session, stanza, xmlns_sm)
576
44b69c3d5351 mod_smacks: Fix smacks on s2s connections, but disable it by default.
Kim Alvefur <zash@zash.se>
parents: 478
diff changeset
327 module:log("debug", "Enabling stream management");
1520
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
328 session.smacks = xmlns_sm;
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
329
1530
fb7cd669f41b mod_smacks: Initiate outgoing smacks on s2s when sending request and incoming when the remote says enabled
Kim Alvefur <zash@zash.se>
parents: 1529
diff changeset
330 wrap_session_in(session, false);
576
44b69c3d5351 mod_smacks: Fix smacks on s2s connections, but disable it by default.
Kim Alvefur <zash@zash.se>
parents: 478
diff changeset
331
44b69c3d5351 mod_smacks: Fix smacks on s2s connections, but disable it by default.
Kim Alvefur <zash@zash.se>
parents: 478
diff changeset
332 -- FIXME Resume?
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
333
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
334 return true;
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
335 end
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
336 module:hook_stanza(xmlns_sm2, "enabled", function (session, stanza) return handle_enabled(session, stanza, xmlns_sm2); end, 100);
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
337 module:hook_stanza(xmlns_sm3, "enabled", function (session, stanza) return handle_enabled(session, stanza, xmlns_sm3); end, 100);
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
338
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
339 function handle_r(origin, stanza, xmlns_sm)
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
340 if not origin.smacks then
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
341 module:log("debug", "Received ack request from non-smack-enabled session");
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
342 return;
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
343 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
344 module:log("debug", "Received ack request, acking for %d", origin.handled_stanza_count);
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
345 -- Reply with <a>
2937
e672d1050529 mod_smacks: Ensure stanza count attributes are always strings (thanks Martin)
Matthew Wild <mwild1@gmail.com>
parents: 2756
diff changeset
346 (origin.sends2s or origin.send)(st.stanza("a", { xmlns = xmlns_sm, h = string.format("%d", origin.handled_stanza_count) }));
3640
b2f32b3c6ec1 mod_smacks: fix bug in bad client handling introduced by last commit
tmolitor <thilo@eightysoft.de>
parents: 3634
diff changeset
347 -- piggyback our own ack request if needed (see request_ack_if_needed() for explanation of last_requested_h)
b2f32b3c6ec1 mod_smacks: fix bug in bad client handling introduced by last commit
tmolitor <thilo@eightysoft.de>
parents: 3634
diff changeset
348 local expected_h = origin.last_acknowledged_stanza + #origin.outgoing_stanza_queue;
b2f32b3c6ec1 mod_smacks: fix bug in bad client handling introduced by last commit
tmolitor <thilo@eightysoft.de>
parents: 3634
diff changeset
349 if #origin.outgoing_stanza_queue > 0 and expected_h ~= origin.last_requested_h then
3620
fb1c8dee2ead mod_smacks: piggyback ack request onto ack response if queue is not empty, use native stoppable timers if supported
tmolitor <thilo@eightysoft.de>
parents: 3493
diff changeset
350 request_ack_if_needed(origin, true, "piggybacked by handle_r");
fb1c8dee2ead mod_smacks: piggyback ack request onto ack response if queue is not empty, use native stoppable timers if supported
tmolitor <thilo@eightysoft.de>
parents: 3493
diff changeset
351 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 :)
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parents:
diff changeset
352 return true;
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
353 end
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
354 module:hook_stanza(xmlns_sm2, "r", function (origin, stanza) return handle_r(origin, stanza, xmlns_sm2); end);
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
355 module:hook_stanza(xmlns_sm3, "r", function (origin, stanza) return handle_r(origin, stanza, xmlns_sm3); 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
356
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
357 function handle_a(origin, stanza)
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
358 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
Matthew Wild <mwild1@gmail.com>
parents: 160
diff changeset
359 origin.awaiting_ack = nil;
2090
1796a022dd29 mod_smacks: Keep timer object around and stop it when needed (trunk only)
Kim Alvefur <zash@zash.se>
parents: 2089
diff changeset
360 if origin.awaiting_ack_timer then
1796a022dd29 mod_smacks: Keep timer object around and stop it when needed (trunk only)
Kim Alvefur <zash@zash.se>
parents: 2089
diff changeset
361 origin.awaiting_ack_timer:stop();
1796a022dd29 mod_smacks: Keep timer object around and stop it when needed (trunk only)
Kim Alvefur <zash@zash.se>
parents: 2089
diff changeset
362 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)
tmolitor <thilo@eightysoft.de>
parents: 2251
diff changeset
363 if origin.delayed_ack_timer then
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>
parents: 2251
diff changeset
364 origin.delayed_ack_timer:stop();
2494
d300ae5dba87 mod_smacks: Fix some bugs with smacks-ack-delayed event triggering.
tmolitor <thilo@eightysoft.de>
parents: 2491
diff changeset
365 origin.delayed_ack_timer = nil;
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>
parents: 2251
diff changeset
366 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
367 -- Remove handled stanzas from outgoing_stanza_queue
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
368 -- origin.log("debug", "ACK: h=%s, last=%s", stanza.attr.h or "", origin.last_acknowledged_stanza or "");
1407
b631c8a8b9e7 mod_smacks: Assert that the 'h' attribute is present and a number
Kim Alvefur <zash@zash.se>
parents: 1406
diff changeset
369 local h = tonumber(stanza.attr.h);
b631c8a8b9e7 mod_smacks: Assert that the 'h' attribute is present and a number
Kim Alvefur <zash@zash.se>
parents: 1406
diff changeset
370 if not h then
b631c8a8b9e7 mod_smacks: Assert that the 'h' attribute is present and a number
Kim Alvefur <zash@zash.se>
parents: 1406
diff changeset
371 origin:close{ condition = "invalid-xml"; text = "Missing or invalid 'h' attribute"; };
3477
1f2381492c9f mod_smacks: no crash on <a> without @h, fix #1317
Georg Lukas <georg@op-co.de>
parents: 3450
diff changeset
372 return;
1407
b631c8a8b9e7 mod_smacks: Assert that the 'h' attribute is present and a number
Kim Alvefur <zash@zash.se>
parents: 1406
diff changeset
373 end
b631c8a8b9e7 mod_smacks: Assert that the 'h' attribute is present and a number
Kim Alvefur <zash@zash.se>
parents: 1406
diff changeset
374 local handled_stanza_count = h-origin.last_acknowledged_stanza;
220
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parents: 202
diff changeset
375 local queue = origin.outgoing_stanza_queue;
263858d40ceb mod_smacks: Fix the logic for handling outgoing stanzas and ack requests
Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
376 if handled_stanza_count > #queue then
1416
7ddb522d9b28 mod_smacks: Fix logging (Thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 1408
diff changeset
377 origin.log("warn", "The client says it handled %d new stanzas, but we only sent %d :)",
220
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Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
378 handled_stanza_count, #queue);
1416
7ddb522d9b28 mod_smacks: Fix logging (Thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 1408
diff changeset
379 origin.log("debug", "Client h: %d, our h: %d", tonumber(stanza.attr.h), origin.last_acknowledged_stanza);
220
263858d40ceb mod_smacks: Fix the logic for handling outgoing stanzas and ack requests
Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
380 for i=1,#queue do
1416
7ddb522d9b28 mod_smacks: Fix logging (Thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 1408
diff changeset
381 origin.log("debug", "Q item %d: %s", i, tostring(queue[i]));
220
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Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
382 end
263858d40ceb mod_smacks: Fix the logic for handling outgoing stanzas and ack requests
Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
383 end
3450
9b6206f23151 mod_smacks: Fire event on delivery failure/success for each stanza
Matthew Wild <mwild1@gmail.com>
parents: 3218
diff changeset
384
220
263858d40ceb mod_smacks: Fix the logic for handling outgoing stanzas and ack requests
Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
385 for i=1,math_min(handled_stanza_count,#queue) do
3450
9b6206f23151 mod_smacks: Fire event on delivery failure/success for each stanza
Matthew Wild <mwild1@gmail.com>
parents: 3218
diff changeset
386 local handled_stanza = t_remove(origin.outgoing_stanza_queue, 1);
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Matthew Wild <mwild1@gmail.com>
parents: 3218
diff changeset
387 module:fire_event("delivery/success", { session = origin, stanza = handled_stanza });
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
388 end
3450
9b6206f23151 mod_smacks: Fire event on delivery failure/success for each stanza
Matthew Wild <mwild1@gmail.com>
parents: 3218
diff changeset
389
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7d76dd2310ef mod_smacks: Add more debug logging
Kim Alvefur <zash@zash.se>
parents: 1405
diff changeset
390 origin.log("debug", "#queue = %d", #queue);
220
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Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
391 origin.last_acknowledged_stanza = origin.last_acknowledged_stanza + handled_stanza_count;
3478
f6319346e2a3 mod_smacks: improved debug logging
Georg Lukas <georg@op-co.de>
parents: 3477
diff changeset
392 request_ack_if_needed(origin, false, "handle_a")
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
393 return true;
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
394 end
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
395 module:hook_stanza(xmlns_sm2, "a", handle_a);
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
396 module:hook_stanza(xmlns_sm3, "a", handle_a);
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
397
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
398 --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 :)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
399 -- 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 :)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
400 -- 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 :)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
401 -- 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 :)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
402
3935
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
403 local function handle_unacked_stanzas(session)
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
404 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 :)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
405 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 :)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
406 if #queue > 0 then
202
d11478ae374e mod_smacks: Clean outgoing stanza queue correctly on session close
Matthew Wild <mwild1@gmail.com>
parents: 201
diff changeset
407 session.outgoing_stanza_queue = {};
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
408 for i=1,#queue do
3450
9b6206f23151 mod_smacks: Fire event on delivery failure/success for each stanza
Matthew Wild <mwild1@gmail.com>
parents: 3218
diff changeset
409 if not module:fire_event("delivery/failure", { session = session, stanza = queue[i] }) then
4009
362997ededb1 mod_smacks: don't send error replys for error stanzas on session timeout
tmolitor <thilo@eightysoft.de>
parents: 3986
diff changeset
410 if queue[i].attr.type ~= "error" then
362997ededb1 mod_smacks: don't send error replys for error stanzas on session timeout
tmolitor <thilo@eightysoft.de>
parents: 3986
diff changeset
411 local reply = st.reply(queue[i]);
362997ededb1 mod_smacks: don't send error replys for error stanzas on session timeout
tmolitor <thilo@eightysoft.de>
parents: 3986
diff changeset
412 if reply.attr.to ~= session.full_jid then
362997ededb1 mod_smacks: don't send error replys for error stanzas on session timeout
tmolitor <thilo@eightysoft.de>
parents: 3986
diff changeset
413 reply.attr.type = "error";
362997ededb1 mod_smacks: don't send error replys for error stanzas on session timeout
tmolitor <thilo@eightysoft.de>
parents: 3986
diff changeset
414 reply:tag("error", error_attr)
362997ededb1 mod_smacks: don't send error replys for error stanzas on session timeout
tmolitor <thilo@eightysoft.de>
parents: 3986
diff changeset
415 :tag("recipient-unavailable", {xmlns = "urn:ietf:params:xml:ns:xmpp-stanzas"});
362997ededb1 mod_smacks: don't send error replys for error stanzas on session timeout
tmolitor <thilo@eightysoft.de>
parents: 3986
diff changeset
416 core_process_stanza(session, reply);
362997ededb1 mod_smacks: don't send error replys for error stanzas on session timeout
tmolitor <thilo@eightysoft.de>
parents: 3986
diff changeset
417 end
3450
9b6206f23151 mod_smacks: Fire event on delivery failure/success for each stanza
Matthew Wild <mwild1@gmail.com>
parents: 3218
diff changeset
418 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
419 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
420 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
421 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
422 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
423
3935
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
424 -- don't send delivery errors for messages which will be delivered by mam later on
3986
9ec23a457f9a mod_smacks: remove now unused code
tmolitor <thilo@eightysoft.de>
parents: 3985
diff changeset
425 -- check if stanza was archived --> this will allow us to send back errors for stanzas not archived
9ec23a457f9a mod_smacks: remove now unused code
tmolitor <thilo@eightysoft.de>
parents: 3985
diff changeset
426 -- because the user configured the server to do so ("no-archive"-setting for one special contact for example)
3984
4e5fde519116 mod_smacks: better logging for georg
tmolitor <thilo@eightysoft.de>
parents: 3983
diff changeset
427 local function get_stanza_id(stanza, by_jid)
3983
effe2d93a59c mod_smacks: Fix mam handling
tmolitor <thilo@eightysoft.de>
parents: 3968
diff changeset
428 for tag in stanza:childtags("stanza-id", "urn:xmpp:sid:0") do
3984
4e5fde519116 mod_smacks: better logging for georg
tmolitor <thilo@eightysoft.de>
parents: 3983
diff changeset
429 if tag.attr.by == by_jid then
4e5fde519116 mod_smacks: better logging for georg
tmolitor <thilo@eightysoft.de>
parents: 3983
diff changeset
430 return tag.attr.id;
3983
effe2d93a59c mod_smacks: Fix mam handling
tmolitor <thilo@eightysoft.de>
parents: 3968
diff changeset
431 end
effe2d93a59c mod_smacks: Fix mam handling
tmolitor <thilo@eightysoft.de>
parents: 3968
diff changeset
432 end
3985
c3e9caa29857 mod_smacks: fix typo in last commit
tmolitor <thilo@eightysoft.de>
parents: 3984
diff changeset
433 return nil;
3983
effe2d93a59c mod_smacks: Fix mam handling
tmolitor <thilo@eightysoft.de>
parents: 3968
diff changeset
434 end
3935
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
435 module:hook("delivery/failure", function(event)
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
436 local session, stanza = event.session, event.stanza;
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
437 -- Only deal with authenticated (c2s) sessions
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
438 if session.username then
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
439 if stanza.name == "message" and stanza.attr.xmlns == nil and
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
440 ( stanza.attr.type == "chat" or ( stanza.attr.type or "normal" ) == "normal" ) then
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
441 -- do nothing here for normal messages and don't send out "message delivery errors",
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
442 -- because messages are already in MAM at this point (no need to frighten users)
3984
4e5fde519116 mod_smacks: better logging for georg
tmolitor <thilo@eightysoft.de>
parents: 3983
diff changeset
443 local stanza_id = get_stanza_id(stanza, jid.bare(session.full_jid));
4e5fde519116 mod_smacks: better logging for georg
tmolitor <thilo@eightysoft.de>
parents: 3983
diff changeset
444 if session.mam_requested and stanza_id ~= nil then
4e5fde519116 mod_smacks: better logging for georg
tmolitor <thilo@eightysoft.de>
parents: 3983
diff changeset
445 session.log("debug", "mod_smacks delivery/failuere returning true for mam-handled stanza: mam-archive-id=%s", tostring(stanza_id));
3935
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
446 return true; -- stanza handled, don't send an error
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
447 end
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
448 -- store message in offline store, if this client does not use mam *and* was the last client online
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
449 local sessions = prosody.hosts[module.host].sessions[session.username] and
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
450 prosody.hosts[module.host].sessions[session.username].sessions or nil;
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
451 if sessions and next(sessions) == session.resource and next(sessions, session.resource) == nil then
3983
effe2d93a59c mod_smacks: Fix mam handling
tmolitor <thilo@eightysoft.de>
parents: 3968
diff changeset
452 local ok = module:fire_event("message/offline/handle", { origin = session, stanza = stanza } );
effe2d93a59c mod_smacks: Fix mam handling
tmolitor <thilo@eightysoft.de>
parents: 3968
diff changeset
453 session.log("debug", "mod_smacks delivery/failuere returning %s for offline-handled stanza", tostring(ok));
effe2d93a59c mod_smacks: Fix mam handling
tmolitor <thilo@eightysoft.de>
parents: 3968
diff changeset
454 return ok; -- if stanza was handled, don't send an error
3935
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
455 end
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
456 end
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
457 end
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
458 end);
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
459
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
460 module:hook("pre-resource-unbind", function (event)
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
461 local session, err = event.session, event.error;
1024
d7655e634c30 mod_smacks: Allow resumption if the TCP connection is closed from our end, c15cea87036f ensures distinction from cleanly closed streams (thanks Lance)
Kim Alvefur <zash@zash.se>
parents: 994
diff changeset
462 if session.smacks then
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
463 if not session.resumption_token then
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
464 local queue = session.outgoing_stanza_queue;
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
465 if #queue > 0 then
3150
14b6ad2b773f mod_smacks: Reduce unacked stanza log message from warn->debug
Matthew Wild <mwild1@gmail.com>
parents: 3110
diff changeset
466 session.log("debug", "Destroying session with %d unacked stanzas", #queue);
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
467 handle_unacked_stanzas(session);
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
468 end
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
469 else
586
f733e7599ed6 mod_smacks: Add logging to hibernation and session destruction (thanks darkrain)
Matthew Wild <mwild1@gmail.com>
parents: 576
diff changeset
470 session.log("debug", "mod_smacks hibernating session for up to %d seconds", resume_timeout);
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
471 local hibernate_time = os_time(); -- Track the time we went into hibernation
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
472 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
473 local resumption_token = session.resumption_token;
2140
3a94b3cd31e2 mod_smacks: added new events for hibernation start/end
tmolitor <thilo@eightysoft.de>
parents: 2136
diff changeset
474 module:fire_event("smacks-hibernation-start", {origin = session, queue = session.outgoing_stanza_queue});
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
475 timer.add_task(resume_timeout, function ()
586
f733e7599ed6 mod_smacks: Add logging to hibernation and session destruction (thanks darkrain)
Matthew Wild <mwild1@gmail.com>
parents: 576
diff changeset
476 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)
Matthew Wild <mwild1@gmail.com>
parents: 345
diff changeset
477 -- 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)
Matthew Wild <mwild1@gmail.com>
parents: 345
diff changeset
478 -- 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)
Matthew Wild <mwild1@gmail.com>
parents: 345
diff changeset
479 -- (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)
Matthew Wild <mwild1@gmail.com>
parents: 345
diff changeset
480 -- 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
481 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
482 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
483 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
Kim Alvefur <zash@zash.se>
parents: 925
diff changeset
484 elseif curr_session and curr_session.resumption_token == resumption_token
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
485 -- Check the hibernate time still matches what we think it is,
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
486 -- otherwise the session resumed and re-hibernated.
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 and session.hibernating == hibernate_time then
3107
f703cc6e72df mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents: 3104
diff changeset
488 -- wait longer if the timeout isn't reached because push was enabled for this session
f703cc6e72df mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents: 3104
diff changeset
489 -- session.first_hibernated_push is the starting point for hibernation timeouts of those push enabled clients
f703cc6e72df mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents: 3104
diff changeset
490 -- wait for an additional resume_timeout seconds if no push occured since hibernation at all
f703cc6e72df mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents: 3104
diff changeset
491 local current_time = os_time();
f703cc6e72df mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents: 3104
diff changeset
492 local timeout_start = math_max(session.hibernating, session.first_hibernated_push or session.hibernating);
f703cc6e72df mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents: 3104
diff changeset
493 if session.push_identifier ~= nil and not session.first_hibernated_push then
f703cc6e72df mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents: 3104
diff changeset
494 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
495 return resume_timeout;
f703cc6e72df mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents: 3104
diff changeset
496 end
f703cc6e72df mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents: 3104
diff changeset
497 if current_time-timeout_start < resume_timeout and session.push_identifier ~= nil then
f703cc6e72df mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents: 3104
diff changeset
498 session.log("debug", "A push happened since hibernation started, hibernating session for up to %d extra seconds", current_time-timeout_start);
f703cc6e72df mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents: 3104
diff changeset
499 return current_time-timeout_start; -- time left to wait
f703cc6e72df mod_smacks: defer timeouts for push enabled clients
tmolitor <thilo@eightysoft.de>
parents: 3104
diff changeset
500 end
586
f733e7599ed6 mod_smacks: Add logging to hibernation and session destruction (thanks darkrain)
Matthew Wild <mwild1@gmail.com>
parents: 576
diff changeset
501 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
502 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
503 -- 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
504 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
505 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
506 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
507 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
508 });
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
509 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
510 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
511 else
f733e7599ed6 mod_smacks: Add logging to hibernation and session destruction (thanks darkrain)
Matthew Wild <mwild1@gmail.com>
parents: 576
diff changeset
512 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
513 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
514 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
515 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
516 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
517 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
518 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
519
1732
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
520 local function handle_s2s_destroyed(event)
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
521 local session = event.session;
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
522 local queue = session.outgoing_stanza_queue;
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
523 if queue and #queue > 0 then
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
524 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
525 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
526 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
527 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
528 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
529 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
530 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
531 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
532 end
1732
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
533 end
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
534 end
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
535
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
536 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
537 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
538
3218
67f1d1f22625 mod_smacks: Improve logging on resume so session changes are more easily tracked
Matthew Wild <mwild1@gmail.com>
parents: 3150
diff changeset
539 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
540 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
541 end
67f1d1f22625 mod_smacks: Improve logging on resume so session changes are more easily tracked
Matthew Wild <mwild1@gmail.com>
parents: 3150
diff changeset
542
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
543 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
544 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
545 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
546 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
547 :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
548 );
720b8268778e mod_smacks: Don't allow steam resumption onto a stream after resource binding
Kim Alvefur <zash@zash.se>
parents: 908
diff changeset
549 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
550 end
720b8268778e mod_smacks: Don't allow steam resumption onto a stream after resource binding
Kim Alvefur <zash@zash.se>
parents: 908
diff changeset
551
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
552 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
553 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
554 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
555 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
556 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
557 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
558 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
559 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
560 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
561 :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
562 );
ffb6646b4253 Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents: 2494
diff changeset
563 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
564 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
565 :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
566 );
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 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
568 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
569 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
570 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
571 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
572 -- 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
573 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
574 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
575 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
576 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
577 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
578 end
3935
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
579 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
580 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
581 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
582 original_session.send = session.send;
2623
a65260300708 mod_smacks: Made module more error resistant
tmolitor <thilo@eightysoft.de>
parents: 2608
diff changeset
583 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
584 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
585 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
586 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
587 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
588 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
589 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
590 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
591 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
592 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
593 -- 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
594 original_session.stream:set_session(original_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
595 -- Similar for connlisteners
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
596 c2s_sessions[session.conn] = original_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
597
2623
a65260300708 mod_smacks: Made module more error resistant
tmolitor <thilo@eightysoft.de>
parents: 2608
diff changeset
598 original_session.send(st.stanza("resumed", { xmlns = xmlns_sm,
2937
e672d1050529 mod_smacks: Ensure stanza count attributes are always strings (thanks Martin)
Matthew Wild <mwild1@gmail.com>
parents: 2756
diff changeset
599 h = string.format("%d", original_session.handled_stanza_count), previd = id }));
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
600
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 -- Fake an <a> with the h of the <resume/> from the client
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:dispatch_stanza(st.stanza("a", { xmlns = xmlns_sm,
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 h = stanza.attr.h }));
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
604
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
605 -- Ok, we need to re-send any stanzas that the client didn't see
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
606 -- ...they are what is now left in the outgoing stanza queue
3841
b5d367798570 Fix bug readding stanzas to outgoing_queue on resume
tmolitor <thilo@eightysoft.de>
parents: 3646
diff changeset
607 -- We have to use the send of "session" because we don't want to add our resent stanzas
b5d367798570 Fix bug readding stanzas to outgoing_queue on resume
tmolitor <thilo@eightysoft.de>
parents: 3646
diff changeset
608 -- to the outgoing queue again
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
609 local queue = original_session.outgoing_stanza_queue;
3841
b5d367798570 Fix bug readding stanzas to outgoing_queue on resume
tmolitor <thilo@eightysoft.de>
parents: 3646
diff changeset
610 session.log("debug", "resending all unacked stanzas that are still queued after resume, #queue = %d", #queue);
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
611 for i=1,#queue do
3841
b5d367798570 Fix bug readding stanzas to outgoing_queue on resume
tmolitor <thilo@eightysoft.de>
parents: 3646
diff changeset
612 session.send(queue[i]);
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
613 end
3935
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
614 session.log("debug", "all stanzas resent, now disabling send() in this migrated session, #queue = %d", #queue);
2623
a65260300708 mod_smacks: Made module more error resistant
tmolitor <thilo@eightysoft.de>
parents: 2608
diff changeset
615 function session.send(stanza)
3935
c49fea05772e mod_smacks: handle mam-enabled session internally
tmolitor <thilo@eightysoft.de>
parents: 3841
diff changeset
616 migrated_session_log("error", "Tried to send stanza on old session migrated by smacks resume (maybe there is a bug?): %s", tostring(stanza));
2623
a65260300708 mod_smacks: Made module more error resistant
tmolitor <thilo@eightysoft.de>
parents: 2608
diff changeset
617 return false;
a65260300708 mod_smacks: Made module more error resistant
tmolitor <thilo@eightysoft.de>
parents: 2608
diff changeset
618 end
2744
f70c02c14161 mod_smacks: Trigger event smacks-hibernation-end after queue resend
tmolitor <thilo@eightysoft.de>
parents: 2727
diff changeset
619 module:fire_event("smacks-hibernation-end", {origin = session, resumed = original_session, queue = queue});
3478
f6319346e2a3 mod_smacks: improved debug logging
Georg Lukas <georg@op-co.de>
parents: 3477
diff changeset
620 request_ack_if_needed(original_session, true, "handle_resume");
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
621 else
755
bab7c4ace803 mod_smacks: Fix log statement
Kim Alvefur <zash@zash.se>
parents: 754
diff changeset
622 module:log("warn", "Client %s@%s[%s] tried to resume stream for %s@%s[%s]",
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
623 session.username or "?", session.host or "?", session.type,
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
624 original_session.username or "?", original_session.host or "?", original_session.type);
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
625 session.send(st.stanza("failed", { xmlns = xmlns_sm })
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
626 :tag("not-authorized", { xmlns = xmlns_errors }));
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
627 end
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
628 return true;
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
629 end
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
630 module:hook_stanza(xmlns_sm2, "resume", function (session, stanza) return handle_resume(session, stanza, xmlns_sm2); end);
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
631 module:hook_stanza(xmlns_sm3, "resume", function (session, stanza) return handle_resume(session, stanza, xmlns_sm3); end);
1733
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
632
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
633 local function handle_read_timeout(event)
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
634 local session = event.session;
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
635 if session.smacks then
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
636 if session.awaiting_ack then
2090
1796a022dd29 mod_smacks: Keep timer object around and stop it when needed (trunk only)
Kim Alvefur <zash@zash.se>
parents: 2089
diff changeset
637 if session.awaiting_ack_timer then
1796a022dd29 mod_smacks: Keep timer object around and stop it when needed (trunk only)
Kim Alvefur <zash@zash.se>
parents: 2089
diff changeset
638 session.awaiting_ack_timer:stop();
1796a022dd29 mod_smacks: Keep timer object around and stop it when needed (trunk only)
Kim Alvefur <zash@zash.se>
parents: 2089
diff changeset
639 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)
tmolitor <thilo@eightysoft.de>
parents: 2251
diff changeset
640 if session.delayed_ack_timer then
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>
parents: 2251
diff changeset
641 session.delayed_ack_timer:stop();
2494
d300ae5dba87 mod_smacks: Fix some bugs with smacks-ack-delayed event triggering.
tmolitor <thilo@eightysoft.de>
parents: 2491
diff changeset
642 session.delayed_ack_timer = nil;
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>
parents: 2251
diff changeset
643 end
1733
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
644 return false; -- Kick the session
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
645 end
2091
ea95637cf041 mod_smacks: Log when sending <r> from read timeout event (0.10+)
Kim Alvefur <zash@zash.se>
parents: 2090
diff changeset
646 session.log("debug", "Sending <r> (read timeout)");
1733
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
647 (session.sends2s or session.send)(st.stanza("r", { xmlns = session.smacks }));
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
648 session.awaiting_ack = true;
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
649 if not session.delayed_ack_timer then
ffb6646b4253 Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents: 2494
diff changeset
650 session.delayed_ack_timer = stoppable_timer(delayed_ack_timeout, function()
ffb6646b4253 Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents: 2494
diff changeset
651 delayed_ack_function(session);
ffb6646b4253 Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents: 2494
diff changeset
652 end);
ffb6646b4253 Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user
tmolitor <thilo@eightysoft.de>
parents: 2494
diff changeset
653 end
1733
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
654 return true;
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
655 end
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
656 end
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
657
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
658 module:hook("s2s-read-timeout", handle_read_timeout);
9abd3dce619a mod_smacks: Handle the read timeout event (0.10+ only) and send an ack request, close the connection the second time if unanswerd
Kim Alvefur <zash@zash.se>
parents: 1732
diff changeset
659 module:hook("c2s-read-timeout", handle_read_timeout);