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annotate mod_smacks/mod_smacks.lua @ 2494:d300ae5dba87

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mod_smacks: Fix some bugs with smacks-ack-delayed event triggering. The old code had several flaws which are addressed here. First of all this fixes the if statement guarding the event generation There where some timing glitches addressed by this commit as well.
author tmolitor <thilo@eightysoft.de>
date Sun, 12 Feb 2017 21:23:22 +0100
parents 5fbca7de2088
children ffb6646b4253
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1 -- XEP-0198: Stream Management for Prosody IM
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2 --
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3 -- Copyright (C) 2010-2015 Matthew Wild
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4 -- Copyright (C) 2010 Waqas Hussain
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5 -- Copyright (C) 2012-2015 Kim Alvefur
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6 -- Copyright (C) 2012 Thijs Alkemade
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7 -- Copyright (C) 2014 Florian Zeitz
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8 -- Copyright (C) 2016-2017 Thilo Molitor
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9 --
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10 -- This project is MIT/X11 licensed. Please see the
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11 -- COPYING file in the source package for more information.
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12 --
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13
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14 local st = require "util.stanza";
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15 local uuid_generate = require "util.uuid".generate;
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17 local t_insert, t_remove = table.insert, table.remove;
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18 local math_min = math.min;
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19 local os_time = os.time;
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20 local tonumber, tostring = tonumber, tostring;
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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)
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21 local add_filter = require "util.filters".add_filter;
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22 local timer = require "util.timer";
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23 local datetime = require "util.datetime";
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25 local xmlns_sm2 = "urn:xmpp:sm:2";
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26 local xmlns_sm3 = "urn:xmpp:sm:3";
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27 local xmlns_errors = "urn:ietf:params:xml:ns:xmpp-stanzas";
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28 local xmlns_delay = "urn:xmpp:delay";
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30 local sm2_attr = { xmlns = xmlns_sm2 };
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31 local sm3_attr = { xmlns = xmlns_sm3 };
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33 local resume_timeout = module:get_option_number("smacks_hibernation_time", 300);
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34 local s2s_smacks = module:get_option_boolean("smacks_enabled_s2s", false);
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35 local s2s_resend = module:get_option_boolean("smacks_s2s_resend", false);
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36 local max_unacked_stanzas = module:get_option_number("smacks_max_unacked_stanzas", 0);
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37 local delayed_ack_timeout = module:get_option_number("smacks_max_ack_delay", 60);
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713c6791fbcc mod_smacks: Import prosody.core_process_stanza()
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38 local core_process_stanza = prosody.core_process_stanza;
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39 local sessionmanager = require"core.sessionmanager";
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40
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41 local c2s_sessions = module:shared("/*/c2s/sessions");
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42 local session_registry = {};
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44 local function delayed_ack_function(session)
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45 -- fire event only when configured to do so
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46 if delayed_ack_timeout > 0 and session.awaiting_ack and not (session.outgoing_stanza_queue == nil) then
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47 session.log("debug", "Firing event 'smacks-ack-delayed', queue = %d", #session.outgoing_stanza_queue);
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48 module:fire_event("smacks-ack-delayed", {origin = session, queue = session.outgoing_stanza_queue});
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49 end
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50 session.delayed_ack_timer = nil;
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51 end
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53 local function can_do_smacks(session, advertise_only)
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54 if session.smacks then return false, "unexpected-request", "Stream management is already enabled"; end
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56 local session_type = session.type;
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57 if session.username then
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58 if not(advertise_only) and not(session.resource) then -- Fail unless we're only advertising sm
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59 return false, "unexpected-request", "Client must bind a resource before enabling stream management";
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60 end
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61 return true;
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62 elseif s2s_smacks and (session_type == "s2sin" or session_type == "s2sout") then
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63 return true;
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64 end
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65 return false, "service-unavailable", "Stream management is not available for this stream";
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66 end
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67
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68 module:hook("stream-features",
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69 function (event)
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70 if can_do_smacks(event.origin, true) then
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71 event.features:tag("sm", sm2_attr):tag("optional"):up():up();
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72 event.features:tag("sm", sm3_attr):tag("optional"):up():up();
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73 end
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74 end);
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76 module:hook("s2s-stream-features",
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77 function (event)
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78 if can_do_smacks(event.origin, true) then
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79 event.features:tag("sm", sm2_attr):tag("optional"):up():up();
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80 event.features:tag("sm", sm3_attr):tag("optional"):up():up();
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81 end
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82 end);
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83
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84 local function request_ack_if_needed(session)
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85 local queue = session.outgoing_stanza_queue;
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86 if #queue > max_unacked_stanzas and session.awaiting_ack == nil then
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87 session.log("debug", "Queuing <r> (in a moment)");
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88 session.awaiting_ack = false;
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89 session.awaiting_ack_timer = module:add_timer(1e-06, function ()
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90 if not session.awaiting_ack then
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91 session.log("debug", "Sending <r> (inside timer, before send)");
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92 (session.sends2s or session.send)(st.stanza("r", { xmlns = session.smacks }))
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93 session.log("debug", "Sending <r> (inside timer, after send)");
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94 session.awaiting_ack = true;
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95 session.delayed_ack_timer = module:add_timer(delayed_ack_timeout, function()
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96 delayed_ack_function(session);
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97 end);
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98 end
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99 end);
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100 end
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101 -- Trigger "smacks-ack-delayed"-event if we added new (ackable) stanzas to the outgoing queue
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102 -- and there isn't already a timer for this event running.
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103 -- If we wouldn't do this, stanzas added to the queue after the first "smacks-ack-delayed"-event
d300ae5dba87 mod_smacks: Fix some bugs with smacks-ack-delayed event triggering.
tmolitor <thilo@eightysoft.de>
parents: 2491
diff changeset
104 -- would not trigger this event (again).
d300ae5dba87 mod_smacks: Fix some bugs with smacks-ack-delayed event triggering.
tmolitor <thilo@eightysoft.de>
parents: 2491
diff changeset
105 if #queue > max_unacked_stanzas and session.awaiting_ack and session.delayed_ack_timer == nil then
d300ae5dba87 mod_smacks: Fix some bugs with smacks-ack-delayed event triggering.
tmolitor <thilo@eightysoft.de>
parents: 2491
diff changeset
106 session.log("debug", "Calling delayed_ack_function directly (still waiting for ack)");
d300ae5dba87 mod_smacks: Fix some bugs with smacks-ack-delayed event triggering.
tmolitor <thilo@eightysoft.de>
parents: 2491
diff changeset
107 delayed_ack_function(session);
d300ae5dba87 mod_smacks: Fix some bugs with smacks-ack-delayed event triggering.
tmolitor <thilo@eightysoft.de>
parents: 2491
diff changeset
108 end
2491
5fbca7de2088 mod_smacks: Send out more ack requests where needed
tmolitor <thilo@eightysoft.de>
parents: 2417
diff changeset
109 end
5fbca7de2088 mod_smacks: Send out more ack requests where needed
tmolitor <thilo@eightysoft.de>
parents: 2417
diff changeset
110
1520
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
111 local function outgoing_stanza_filter(stanza, session)
1597
dc0cf2ba0e1a mod_smacks: Stanzas don't have a ':' in their name
Kim Alvefur <zash@zash.se>
parents: 1539
diff changeset
112 local is_stanza = stanza.attr and not stanza.attr.xmlns and not stanza.name:find":";
1520
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
113 if is_stanza and not stanza._cached then -- Stanza in default stream namespace
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
114 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
115 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
116 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
117
1599
8e006226e4c5 mod_smacks: Don't attach timestamps to 'iq' stanzas
Kim Alvefur <zash@zash.se>
parents: 1598
diff changeset
118 if cached_stanza and cached_stanza.name ~= "iq" and cached_stanza:get_child("delay", xmlns_delay) == nil 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
119 cached_stanza = cached_stanza:tag("delay", { xmlns = xmlns_delay, from = session.host, stamp = datetime.datetime()});
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
120 end
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
121
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
122 queue[#queue+1] = cached_stanza;
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
123 session.log("debug", "#queue = %d", #queue);
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
124 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
125 session.log("debug", "hibernating, stanza queued");
2087
e48dbb640408 mod_smacks: Drop stanzas instead of turning them into the empty string
Kim Alvefur <zash@zash.se>
parents: 1881
diff changeset
126 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
127 end
2491
5fbca7de2088 mod_smacks: Send out more ack requests where needed
tmolitor <thilo@eightysoft.de>
parents: 2417
diff changeset
128 request_ack_if_needed(session);
1520
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
129 end
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
130 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
131 end
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
132
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
133 local function count_incoming_stanzas(stanza, session)
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
134 if not stanza.attr.xmlns then
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
135 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
136 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
137 end
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
138 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
139 end
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
140
1529
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
141 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
142 if not resume then
1528
5ccb3ee2cf72 mod_smacks: Remove variable not used after 2881d532f385
Kim Alvefur <zash@zash.se>
parents: 1527
diff changeset
143 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
144 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
145 end
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
146
2122
3f788f18cc10 mod_smacks: Adjust filter priorities to avoid conflict with mod_websocket
Kim Alvefur <zash@zash.se>
parents: 2091
diff changeset
147 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
148
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
149 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
150 function session.close(...)
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
151 if session.resumption_token then
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
152 session_registry[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
153 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
154 end
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
155 return session_close(...);
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
156 end
1529
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
157 return session;
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
158 end
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
159
1529
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
160 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
161 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
162 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
163 end
2122
3f788f18cc10 mod_smacks: Adjust filter priorities to avoid conflict with mod_websocket
Kim Alvefur <zash@zash.se>
parents: 2091
diff changeset
164 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
165
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
166 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
167 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
168
1529
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
169 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
170 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
171 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
172 return session;
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
173 end
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
174
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
175 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
176 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
177 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
178 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
179 (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
180 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
181 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
182
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
183 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
184 session.smacks = xmlns_sm;
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
185
1520
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
186 wrap_session(session, false);
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
187
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
188 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
189 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
190 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
191 resume_token = uuid_generate();
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
192 session_registry[resume_token] = 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
193 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
194 end
576
44b69c3d5351 mod_smacks: Fix smacks on s2s connections, but disable it by default.
Kim Alvefur <zash@zash.se>
parents: 478
diff changeset
195 (session.sends2s or session.send)(st.stanza("enabled", { xmlns = xmlns_sm, id = resume_token, resume = resume }));
44b69c3d5351 mod_smacks: Fix smacks on s2s connections, but disable it by default.
Kim Alvefur <zash@zash.se>
parents: 478
diff changeset
196 return true;
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
197 end
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
198 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
199 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
200
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
201 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
202 function (session, stanza)
2089
964b3d649a36 mod_smacks: Increase delay for starting s2s smacks to a non-zero value
Kim Alvefur <zash@zash.se>
parents: 2088
diff changeset
203 module:add_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
204 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
205 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
206 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
207 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
208 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
209 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
210 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
211 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
212 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
213 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
214 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
215 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
216 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
217 end);
fb7cd669f41b mod_smacks: Initiate outgoing smacks on s2s when sending request and incoming when the remote says enabled
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parents: 1529
diff changeset
218
1298
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diff changeset
219 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
220 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
221 session.smacks = xmlns_sm;
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
222
1530
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Kim Alvefur <zash@zash.se>
parents: 1529
diff changeset
223 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
224
44b69c3d5351 mod_smacks: Fix smacks on s2s connections, but disable it by default.
Kim Alvefur <zash@zash.se>
parents: 478
diff changeset
225 -- FIXME Resume?
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
226
345
445178d15b51 mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
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parents: 263
diff changeset
227 return true;
1298
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diff changeset
228 end
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
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diff changeset
229 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
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parents: 1293
diff changeset
230 module:hook_stanza(xmlns_sm3, "enabled", function (session, stanza) return handle_enabled(session, stanza, xmlns_sm3); end, 100);
160
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diff changeset
231
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diff changeset
232 function handle_r(origin, stanza, xmlns_sm)
160
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233 if not origin.smacks then
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234 module:log("debug", "Received ack request from non-smack-enabled session");
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diff changeset
235 return;
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236 end
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diff changeset
237 module:log("debug", "Received ack request, acking for %d", origin.handled_stanza_count);
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parents:
diff changeset
238 -- Reply with <a>
255
9b9b089407b1 mod_smacks: Fix to reply to stream for s2s sessions
Matthew Wild <mwild1@gmail.com>
parents: 220
diff changeset
239 (origin.sends2s or origin.send)(st.stanza("a", { xmlns = xmlns_sm, h = tostring(origin.handled_stanza_count) }));
160
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diff changeset
240 return true;
1298
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parents: 1293
diff changeset
241 end
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
242 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
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parents: 1293
diff changeset
243 module:hook_stanza(xmlns_sm3, "r", function (origin, stanza) return handle_r(origin, stanza, xmlns_sm3); end);
160
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244
1298
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diff changeset
245 function handle_a(origin, stanza)
160
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diff changeset
246 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
247 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
248 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
249 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
250 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
251 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
252 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
253 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
254 end
160
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parents:
diff changeset
255 -- Remove handled stanzas from outgoing_stanza_queue
2491
5fbca7de2088 mod_smacks: Send out more ack requests where needed
tmolitor <thilo@eightysoft.de>
parents: 2417
diff changeset
256 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
257 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
258 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
259 origin:close{ condition = "invalid-xml"; text = "Missing or invalid 'h' attribute"; };
b631c8a8b9e7 mod_smacks: Assert that the 'h' attribute is present and a number
Kim Alvefur <zash@zash.se>
parents: 1406
diff changeset
260 end
b631c8a8b9e7 mod_smacks: Assert that the 'h' attribute is present and a number
Kim Alvefur <zash@zash.se>
parents: 1406
diff changeset
261 local handled_stanza_count = 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
262 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
263 if handled_stanza_count > #queue then
1416
7ddb522d9b28 mod_smacks: Fix logging (Thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 1408
diff changeset
264 origin.log("warn", "The client says it handled %d new stanzas, but we only sent %d :)",
220
263858d40ceb mod_smacks: Fix the logic for handling outgoing stanzas and ack requests
Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
265 handled_stanza_count, #queue);
1416
7ddb522d9b28 mod_smacks: Fix logging (Thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 1408
diff changeset
266 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
267 for i=1,#queue do
1416
7ddb522d9b28 mod_smacks: Fix logging (Thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 1408
diff changeset
268 origin.log("debug", "Q item %d: %s", i, tostring(queue[i]));
220
263858d40ceb mod_smacks: Fix the logic for handling outgoing stanzas and ack requests
Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
269 end
263858d40ceb mod_smacks: Fix the logic for handling outgoing stanzas and ack requests
Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
270 end
263858d40ceb mod_smacks: Fix the logic for handling outgoing stanzas and ack requests
Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
271 for i=1,math_min(handled_stanza_count,#queue) do
160
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parents:
diff changeset
272 t_remove(origin.outgoing_stanza_queue, 1);
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parents:
diff changeset
273 end
1406
7d76dd2310ef mod_smacks: Add more debug logging
Kim Alvefur <zash@zash.se>
parents: 1405
diff changeset
274 origin.log("debug", "#queue = %d", #queue);
220
263858d40ceb mod_smacks: Fix the logic for handling outgoing stanzas and ack requests
Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
275 origin.last_acknowledged_stanza = origin.last_acknowledged_stanza + handled_stanza_count;
2491
5fbca7de2088 mod_smacks: Send out more ack requests where needed
tmolitor <thilo@eightysoft.de>
parents: 2417
diff changeset
276 request_ack_if_needed(origin)
160
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parents:
diff changeset
277 return true;
1298
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Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
278 end
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
279 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
280 module:hook_stanza(xmlns_sm3, "a", handle_a);
160
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parents:
diff changeset
281
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parents:
diff changeset
282 --TODO: Optimise... incoming stanzas should be handled by a per-session
9a7671720dec mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff changeset
283 -- function that has a counter as an upvalue (no table indexing for increments,
9a7671720dec mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff changeset
284 -- and won't slow non-198 sessions). We can also then remove the .handled flag
9a7671720dec mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff changeset
285 -- on stanzas
9a7671720dec mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff changeset
286
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
287 function handle_unacked_stanzas(session)
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parents:
diff changeset
288 local queue = session.outgoing_stanza_queue;
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diff changeset
289 local error_attr = { type = "cancel" };
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parents:
diff changeset
290 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
291 session.outgoing_stanza_queue = {};
160
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parents:
diff changeset
292 for i=1,#queue do
256
57de4a7840ef mod_smacks: Fixes for storing the unacked stanzas so that they can be properly replayed to clients on stream resume
Matthew Wild <mwild1@gmail.com>
parents: 255
diff changeset
293 local reply = st.reply(queue[i]);
160
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parents:
diff changeset
294 if reply.attr.to ~= session.full_jid then
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
295 reply.attr.type = "error";
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parents:
diff changeset
296 reply:tag("error", error_attr)
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
297 :tag("recipient-unavailable", {xmlns = "urn:ietf:params:xml:ns:xmpp-stanzas"});
256
57de4a7840ef mod_smacks: Fixes for storing the unacked stanzas so that they can be properly replayed to clients on stream resume
Matthew Wild <mwild1@gmail.com>
parents: 255
diff changeset
298 core_process_stanza(session, reply);
160
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parents:
diff changeset
299 end
9a7671720dec mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff changeset
300 end
9a7671720dec mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff changeset
301 end
9a7671720dec mod_smacks: XEP-0198 Stream Management acks. Initial commit - very rough, useful mainly for testing at the moment, most certainly contains bugs :)
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parents:
diff changeset
302 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
303
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
304 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
305 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
306 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
307 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
308 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
309 if #queue > 0 then
1405
26a2092e289f mod_smacks: Log things attached to sessions instead of the module
Kim Alvefur <zash@zash.se>
parents: 1343
diff changeset
310 session.log("warn", "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
311 handle_unacked_stanzas(session);
160
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parents:
diff changeset
312 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
313 else
586
f733e7599ed6 mod_smacks: Add logging to hibernation and session destruction (thanks darkrain)
Matthew Wild <mwild1@gmail.com>
parents: 576
diff changeset
314 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
315 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
316 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
317 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
318 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
319 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
320 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
321 -- 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
322 -- 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
323 -- (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
324 -- 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
325 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
326 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
327 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
328 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
329 -- 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
330 -- 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
331 and session.hibernating == hibernate_time then
586
f733e7599ed6 mod_smacks: Add logging to hibernation and session destruction (thanks darkrain)
Matthew Wild <mwild1@gmail.com>
parents: 576
diff changeset
332 session.log("debug", "Destroying session for hibernating too long");
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
333 session_registry[session.resumption_token] = nil;
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
334 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
335 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
336 else
f733e7599ed6 mod_smacks: Add logging to hibernation and session destruction (thanks darkrain)
Matthew Wild <mwild1@gmail.com>
parents: 576
diff changeset
337 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
338 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
339 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
340 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
341 end
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
342
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
343 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
344 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
345
1732
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
346 local function handle_s2s_destroyed(event)
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
347 local session = event.session;
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
348 local queue = session.outgoing_stanza_queue;
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
349 if queue and #queue > 0 then
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
350 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
351 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
352 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
353 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
354 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
355 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
356 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
357 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
358 end
1732
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
359 end
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
360 end
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
361
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
362 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
363 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
364
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
365 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
366 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
367 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
368 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
369 :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
370 );
720b8268778e mod_smacks: Don't allow steam resumption onto a stream after resource binding
Kim Alvefur <zash@zash.se>
parents: 908
diff changeset
371 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
372 end
720b8268778e mod_smacks: Don't allow steam resumption onto a stream after resource binding
Kim Alvefur <zash@zash.se>
parents: 908
diff changeset
373
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
374 local id = stanza.attr.previd;
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
375 local original_session = session_registry[id];
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
376 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
377 session.log("debug", "Tried to resume non-existent session with id %s", id);
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
378 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
379 :tag("item-not-found", { 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
380 );
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
381 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
382 and session.host == original_session.host then
587
322a14acd974 mod_smacks: Add log message on resume
Matthew Wild <mwild1@gmail.com>
parents: 586
diff changeset
383 session.log("debug", "mod_smacks resuming existing 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
384 -- 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
385 if original_session.conn then
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
386 session.log("debug", "mod_smacks closing an old connection for this session");
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
387 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
388 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
389 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
390 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
391 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
392 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
393 original_session.send = session.send;
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
394 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
395 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
396 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
397 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
398 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
399 original_session.hibernating = nil;
1520
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
400 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
401 -- 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
402 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
403 -- 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
404 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
405
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
406 session.send(st.stanza("resumed", { 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
407 h = original_session.handled_stanza_count, previd = id }));
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
408
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
409 -- 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
410 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
411 h = stanza.attr.h }));
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
412
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
413 -- 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
414 -- ...they are what is now left in the outgoing stanza queue
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
415 local queue = original_session.outgoing_stanza_queue;
2140
3a94b3cd31e2 mod_smacks: added new events for hibernation start/end
tmolitor <thilo@eightysoft.de>
parents: 2136
diff changeset
416 module:fire_event("smacks-hibernation-end", {origin = session, queue = queue});
1406
7d76dd2310ef mod_smacks: Add more debug logging
Kim Alvefur <zash@zash.se>
parents: 1405
diff changeset
417 session.log("debug", "#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
418 for i=1,#queue do
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
419 session.send(queue[i]);
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
420 end
1406
7d76dd2310ef mod_smacks: Add more debug logging
Kim Alvefur <zash@zash.se>
parents: 1405
diff changeset
421 session.log("debug", "#queue = %d -- after send", #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
422 else
755
bab7c4ace803 mod_smacks: Fix log statement
Kim Alvefur <zash@zash.se>
parents: 754
diff changeset
423 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
424 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
425 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
426 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
427 :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
428 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
429 return true;
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
430 end
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
431 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
432 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
433
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
434 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
435 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
436 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
437 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
438 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
439 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
440 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
441 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
442 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
443 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
444 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
445 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
446 end
2091
ea95637cf041 mod_smacks: Log when sending <r> from read timeout event (0.10+)
Kim Alvefur <zash@zash.se>
parents: 2090
diff changeset
447 session.log("debug", "Sending <r> (read timeout)");
2251
48c3d64a3fc1 mod_smacks: Signal that we're about to send an ack request from read timeout event to prevent a duplicate request from outgoing stanza filter
Kim Alvefur <zash@zash.se>
parents: 2148
diff changeset
448 session.awaiting_ack = false;
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
449 (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
450 session.awaiting_ack = true;
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
451 session.delayed_ack_timer = module:add_timer(delayed_ack_timeout, function()
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
452 delayed_ack_function(session);
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
453 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
454 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
455 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
456 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
457
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
458 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
459 module:hook("c2s-read-timeout", handle_read_timeout);