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annotate mod_smacks/mod_smacks.lua @ 2492:63fb612d6ec5

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mod_s2s_auth_dane/README: Simplify zone file examlpe
author Kim Alvefur <zash@zash.se>
date Sun, 12 Feb 2017 17:05:28 +0100
parents 5fbca7de2088
children d300ae5dba87
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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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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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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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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 end
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52 local function can_do_smacks(session, advertise_only)
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53 if session.smacks then return false, "unexpected-request", "Stream management is already enabled"; end
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54
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55 local session_type = session.type;
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56 if session.username then
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57 if not(advertise_only) and not(session.resource) then -- Fail unless we're only advertising sm
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58 return false, "unexpected-request", "Client must bind a resource before enabling stream management";
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59 end
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60 return true;
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61 elseif s2s_smacks and (session_type == "s2sin" or session_type == "s2sout") then
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62 return true;
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63 end
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parents: 590
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64 return false, "service-unavailable", "Stream management is not available for this stream";
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65 end
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66
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67 module:hook("stream-features",
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68 function (event)
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69 if can_do_smacks(event.origin, true) then
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70 event.features:tag("sm", sm2_attr):tag("optional"):up():up();
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71 event.features:tag("sm", sm3_attr):tag("optional"):up():up();
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72 end
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73 end);
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75 module:hook("s2s-stream-features",
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76 function (event)
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77 if can_do_smacks(event.origin, true) then
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78 event.features:tag("sm", sm2_attr):tag("optional"):up():up();
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79 event.features:tag("sm", sm3_attr):tag("optional"):up():up();
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80 end
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81 end);
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82
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83 local function request_ack_if_needed(session)
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84 local queue = session.outgoing_stanza_queue;
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85 if #queue > max_unacked_stanzas and session.awaiting_ack == nil then
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86 session.log("debug", "Queuing <r> (in a moment)");
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87 session.awaiting_ack = false;
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88 session.awaiting_ack_timer = module:add_timer(1e-06, function ()
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89 if not session.awaiting_ack then
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90 session.log("debug", "Sending <r> (inside timer, before send)");
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91 (session.sends2s or session.send)(st.stanza("r", { xmlns = session.smacks }))
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92 session.log("debug", "Sending <r> (inside timer, after send)");
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93 session.awaiting_ack = true;
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94 session.delayed_ack_timer = module:add_timer(delayed_ack_timeout, function()
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95 delayed_ack_function(session);
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96 end);
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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
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102 local function outgoing_stanza_filter(stanza, session)
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103 local is_stanza = stanza.attr and not stanza.attr.xmlns and not stanza.name:find":";
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diff changeset
104 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
105 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
106 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
107 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
108
1599
8e006226e4c5 mod_smacks: Don't attach timestamps to 'iq' stanzas
Kim Alvefur <zash@zash.se>
parents: 1598
diff changeset
109 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
110 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
111 end
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
112
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
113 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
114 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
115 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
116 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
117 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
118 end
2491
5fbca7de2088 mod_smacks: Send out more ack requests where needed
tmolitor <thilo@eightysoft.de>
parents: 2417
diff changeset
119 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
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 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
122 end
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
123
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
124 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
125 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
126 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
127 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
128 end
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
129 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
130 end
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
131
1529
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
132 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
133 if not resume then
1528
5ccb3ee2cf72 mod_smacks: Remove variable not used after 2881d532f385
Kim Alvefur <zash@zash.se>
parents: 1527
diff changeset
134 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
135 session.last_acknowledged_stanza = 0;
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Matthew Wild <mwild1@gmail.com>
parents: 263
diff changeset
136 end
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
137
2122
3f788f18cc10 mod_smacks: Adjust filter priorities to avoid conflict with mod_websocket
Kim Alvefur <zash@zash.se>
parents: 2091
diff changeset
138 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
139
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
140 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
141 function session.close(...)
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
142 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
143 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
144 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
145 end
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
146 return session_close(...);
c15cea87036f mod_smacks: Wrap session:close() and make the session not resumable
Kim Alvefur <zash@zash.se>
parents: 987
diff changeset
147 end
1529
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
148 return session;
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
149 end
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
150
1529
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
151 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
152 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
153 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
154 end
2122
3f788f18cc10 mod_smacks: Adjust filter priorities to avoid conflict with mod_websocket
Kim Alvefur <zash@zash.se>
parents: 2091
diff changeset
155 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
156
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
157 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
158 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
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(session, resume)
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
161 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
162 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
163 return session;
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
164 end
16893646a458 mod_smacks: Move wrap_session() contents into separate direction-specific routines
Kim Alvefur <zash@zash.se>
parents: 1528
diff changeset
165
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
166 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
167 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
168 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
169 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
170 (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
171 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
172 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
173
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
174 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
175 session.smacks = xmlns_sm;
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
176
1520
2881d532f385 mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
Kim Alvefur <zash@zash.se>
parents: 1518
diff changeset
177 wrap_session(session, false);
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
178
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
179 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
180 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
181 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
182 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
183 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
184 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
185 end
576
44b69c3d5351 mod_smacks: Fix smacks on s2s connections, but disable it by default.
Kim Alvefur <zash@zash.se>
parents: 478
diff changeset
186 (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
187 return true;
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
188 end
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
189 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
190 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
191
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
192 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
193 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
194 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
195 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
196 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
197 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
198 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
199 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
200 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
201 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
202 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
203 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
204 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
205 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
206 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
207 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
208 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
209
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
210 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
211 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
212 session.smacks = xmlns_sm;
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
213
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
214 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
215
44b69c3d5351 mod_smacks: Fix smacks on s2s connections, but disable it by default.
Kim Alvefur <zash@zash.se>
parents: 478
diff changeset
216 -- FIXME Resume?
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
217
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
218 return true;
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
219 end
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parents: 1293
diff changeset
220 module:hook_stanza(xmlns_sm2, "enabled", function (session, stanza) return handle_enabled(session, stanza, xmlns_sm2); end, 100);
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diff changeset
221 module:hook_stanza(xmlns_sm3, "enabled", function (session, stanza) return handle_enabled(session, stanza, xmlns_sm3); end, 100);
160
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222
1298
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diff changeset
223 function handle_r(origin, stanza, xmlns_sm)
160
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diff changeset
224 if not origin.smacks then
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225 module:log("debug", "Received ack request from non-smack-enabled session");
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226 return;
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227 end
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228 module:log("debug", "Received ack request, acking for %d", origin.handled_stanza_count);
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229 -- Reply with <a>
255
9b9b089407b1 mod_smacks: Fix to reply to stream for s2s sessions
Matthew Wild <mwild1@gmail.com>
parents: 220
diff changeset
230 (origin.sends2s or origin.send)(st.stanza("a", { xmlns = xmlns_sm, h = tostring(origin.handled_stanza_count) }));
160
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diff changeset
231 return true;
1298
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parents: 1293
diff changeset
232 end
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diff changeset
233 module:hook_stanza(xmlns_sm2, "r", function (origin, stanza) return handle_r(origin, stanza, xmlns_sm2); end);
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parents: 1293
diff changeset
234 module:hook_stanza(xmlns_sm3, "r", function (origin, stanza) return handle_r(origin, stanza, xmlns_sm3); end);
160
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235
1298
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diff changeset
236 function handle_a(origin, stanza)
160
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237 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
238 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
239 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
240 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
241 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
242 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
243 origin.delayed_ack_timer:stop();
4c27ebcf4cbd mod_smacks: added new event "smacks-ack-delayed" used by mod_cloud_notify and extended the readme file accordingly (also mention mod_smacks_offline and mod_smacks_noerror in readme file)
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parents: 2251
diff changeset
244 end
160
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245 -- Remove handled stanzas from outgoing_stanza_queue
2491
5fbca7de2088 mod_smacks: Send out more ack requests where needed
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parents: 2417
diff changeset
246 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
247 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
248 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
249 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
250 end
b631c8a8b9e7 mod_smacks: Assert that the 'h' attribute is present and a number
Kim Alvefur <zash@zash.se>
parents: 1406
diff changeset
251 local handled_stanza_count = h-origin.last_acknowledged_stanza;
220
263858d40ceb mod_smacks: Fix the logic for handling outgoing stanzas and ack requests
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parents: 202
diff changeset
252 local queue = origin.outgoing_stanza_queue;
263858d40ceb mod_smacks: Fix the logic for handling outgoing stanzas and ack requests
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parents: 202
diff changeset
253 if handled_stanza_count > #queue then
1416
7ddb522d9b28 mod_smacks: Fix logging (Thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 1408
diff changeset
254 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
255 handled_stanza_count, #queue);
1416
7ddb522d9b28 mod_smacks: Fix logging (Thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 1408
diff changeset
256 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
257 for i=1,#queue do
1416
7ddb522d9b28 mod_smacks: Fix logging (Thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 1408
diff changeset
258 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
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parents: 202
diff changeset
259 end
263858d40ceb mod_smacks: Fix the logic for handling outgoing stanzas and ack requests
Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
260 end
263858d40ceb mod_smacks: Fix the logic for handling outgoing stanzas and ack requests
Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
261 for i=1,math_min(handled_stanza_count,#queue) do
160
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diff changeset
262 t_remove(origin.outgoing_stanza_queue, 1);
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diff changeset
263 end
1406
7d76dd2310ef mod_smacks: Add more debug logging
Kim Alvefur <zash@zash.se>
parents: 1405
diff changeset
264 origin.log("debug", "#queue = %d", #queue);
220
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Matthew Wild <mwild1@gmail.com>
parents: 202
diff changeset
265 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
266 request_ack_if_needed(origin)
160
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parents:
diff changeset
267 return true;
1298
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parents: 1293
diff changeset
268 end
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
269 module:hook_stanza(xmlns_sm2, "a", handle_a);
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
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parents: 1293
diff changeset
270 module:hook_stanza(xmlns_sm3, "a", handle_a);
160
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parents:
diff changeset
271
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parents:
diff changeset
272 --TODO: Optimise... incoming stanzas should be handled by a per-session
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273 -- function that has a counter as an upvalue (no table indexing for increments,
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parents:
diff changeset
274 -- and won't slow non-198 sessions). We can also then remove the .handled flag
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275 -- on stanzas
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276
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parents:
diff changeset
277 function handle_unacked_stanzas(session)
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diff changeset
278 local queue = session.outgoing_stanza_queue;
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diff changeset
279 local error_attr = { type = "cancel" };
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parents:
diff changeset
280 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
281 session.outgoing_stanza_queue = {};
160
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parents:
diff changeset
282 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
283 local reply = st.reply(queue[i]);
160
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parents:
diff changeset
284 if reply.attr.to ~= session.full_jid then
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parents:
diff changeset
285 reply.attr.type = "error";
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parents:
diff changeset
286 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
287 :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
288 core_process_stanza(session, reply);
160
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parents:
diff changeset
289 end
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parents:
diff changeset
290 end
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parents:
diff changeset
291 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
292 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
293
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
294 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
295 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
296 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
297 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
298 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
299 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
300 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
301 handle_unacked_stanzas(session);
160
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parents:
diff changeset
302 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
303 else
586
f733e7599ed6 mod_smacks: Add logging to hibernation and session destruction (thanks darkrain)
Matthew Wild <mwild1@gmail.com>
parents: 576
diff changeset
304 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
305 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
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parents: 263
diff changeset
306 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
307 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
308 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
309 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
310 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
311 -- 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
312 -- 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
313 -- (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
314 -- 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
315 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
316 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
317 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
318 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
319 -- 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
320 -- 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
321 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
322 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
323 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
324 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
325 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
326 else
f733e7599ed6 mod_smacks: Add logging to hibernation and session destruction (thanks darkrain)
Matthew Wild <mwild1@gmail.com>
parents: 576
diff changeset
327 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
328 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
329 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
330 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
331 end
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
332
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
333 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
334 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
335
1732
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
336 local function handle_s2s_destroyed(event)
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
337 local session = event.session;
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
338 local queue = session.outgoing_stanza_queue;
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
339 if queue and #queue > 0 then
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
340 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
341 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
342 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
343 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
344 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
345 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
346 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
347 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
348 end
1732
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
349 end
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
350 end
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
351
2f9ee9ed6267 mod_smacks: Handle unacked messages in s2s queues
Kim Alvefur <zash@zash.se>
parents: 1706
diff changeset
352 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
353 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
354
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
355 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
356 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
357 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
358 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
359 :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
360 );
720b8268778e mod_smacks: Don't allow steam resumption onto a stream after resource binding
Kim Alvefur <zash@zash.se>
parents: 908
diff changeset
361 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
362 end
720b8268778e mod_smacks: Don't allow steam resumption onto a stream after resource binding
Kim Alvefur <zash@zash.se>
parents: 908
diff changeset
363
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
364 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
365 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
366 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
367 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
368 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
369 :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
370 );
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
371 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
372 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
373 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
374 -- 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
375 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
376 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
377 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
378 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
379 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
380 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
381 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
382 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
383 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
384 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
385 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
386 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
387 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
388 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
389 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
390 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
391 -- 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
392 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
393 -- 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
394 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
395
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
396 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
397 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
398
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
399 -- 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
400 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
401 h = stanza.attr.h }));
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1325
diff changeset
402
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 -- 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
404 -- ...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
405 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
406 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
407 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
408 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
409 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
410 end
1406
7d76dd2310ef mod_smacks: Add more debug logging
Kim Alvefur <zash@zash.se>
parents: 1405
diff changeset
411 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
412 else
755
bab7c4ace803 mod_smacks: Fix log statement
Kim Alvefur <zash@zash.se>
parents: 754
diff changeset
413 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
414 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
415 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
416 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
417 :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
418 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
419 return true;
1298
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
420 end
659da45a2b4b mod_smacks: Handle both version 2 and version 3 namespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1293
diff changeset
421 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
422 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
423
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
424 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
425 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
426 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
427 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
428 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
429 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
430 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
431 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
432 session.delayed_ack_timer:stop();
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
433 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
434 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
435 end
2091
ea95637cf041 mod_smacks: Log when sending <r> from read timeout event (0.10+)
Kim Alvefur <zash@zash.se>
parents: 2090
diff changeset
436 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
437 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
438 (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
439 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
440 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
441 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
442 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
443 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
444 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
445 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
446
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
447 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
448 module:hook("c2s-read-timeout", handle_read_timeout);