Mercurial > prosody-modules
annotate mod_smacks/mod_smacks.lua @ 2572:f20dd383093a
mod_firewall: Add spam-strip-xhtml.pfw
author | Matthew Wild <mwild1@gmail.com> |
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date | Fri, 24 Feb 2017 17:21:46 +0000 |
parents | d300ae5dba87 |
children | ffb6646b4253 |
rev | line source |
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1670 | 1 -- XEP-0198: Stream Management for Prosody IM |
2 -- | |
3 -- Copyright (C) 2010-2015 Matthew Wild | |
4 -- Copyright (C) 2010 Waqas Hussain | |
5 -- Copyright (C) 2012-2015 Kim Alvefur | |
6 -- Copyright (C) 2012 Thijs Alkemade | |
7 -- Copyright (C) 2014 Florian Zeitz | |
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8 -- Copyright (C) 2016-2017 Thilo Molitor |
1670 | 9 -- |
10 -- This project is MIT/X11 licensed. Please see the | |
11 -- COPYING file in the source package for more information. | |
12 -- | |
13 | |
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14 local st = require "util.stanza"; |
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15 local uuid_generate = require "util.uuid".generate; |
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16 |
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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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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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24 |
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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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29 |
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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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32 |
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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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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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43 |
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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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52 |
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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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55 |
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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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75 |
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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 |
2494
d300ae5dba87
mod_smacks: Fix some bugs with smacks-ack-delayed event triggering.
tmolitor <thilo@eightysoft.de>
parents:
2491
diff
changeset
|
101 -- Trigger "smacks-ack-delayed"-event if we added new (ackable) stanzas to the outgoing queue |
d300ae5dba87
mod_smacks: Fix some bugs with smacks-ack-delayed event triggering.
tmolitor <thilo@eightysoft.de>
parents:
2491
diff
changeset
|
102 -- and there isn't already a timer for this event running. |
d300ae5dba87
mod_smacks: Fix some bugs with smacks-ack-delayed event triggering.
tmolitor <thilo@eightysoft.de>
parents:
2491
diff
changeset
|
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
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tmolitor <thilo@eightysoft.de>
parents:
2491
diff
changeset
|
108 end |
2491
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tmolitor <thilo@eightysoft.de>
parents:
2417
diff
changeset
|
109 end |
5fbca7de2088
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tmolitor <thilo@eightysoft.de>
parents:
2417
diff
changeset
|
110 |
1520
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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
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changeset
|
113 if is_stanza and not stanza._cached then -- Stanza in default stream namespace |
2881d532f385
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Kim Alvefur <zash@zash.se>
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diff
changeset
|
114 local queue = session.outgoing_stanza_queue; |
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Kim Alvefur <zash@zash.se>
parents:
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diff
changeset
|
115 local cached_stanza = st.clone(stanza); |
2881d532f385
mod_smacks: Use filters for queuing outgoing stanzas instead of wrapping session.send()
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|
116 cached_stanza._cached = true; |
2881d532f385
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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
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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
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Kim Alvefur <zash@zash.se>
parents:
1518
diff
changeset
|
120 end |
2881d532f385
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Kim Alvefur <zash@zash.se>
parents:
1518
diff
changeset
|
121 |
2881d532f385
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parents:
1518
diff
changeset
|
122 queue[#queue+1] = cached_stanza; |
2881d532f385
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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
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Kim Alvefur <zash@zash.se>
parents:
1520
diff
changeset
|
127 end |
2491
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diff
changeset
|
128 request_ack_if_needed(session); |
1520
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parents:
1518
diff
changeset
|
129 end |
2881d532f385
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Kim Alvefur <zash@zash.se>
parents:
1518
diff
changeset
|
130 return stanza; |
2881d532f385
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Kim Alvefur <zash@zash.se>
parents:
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diff
changeset
|
131 end |
2881d532f385
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parents:
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diff
changeset
|
132 |
2881d532f385
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diff
changeset
|
133 local function count_incoming_stanzas(stanza, session) |
2881d532f385
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Kim Alvefur <zash@zash.se>
parents:
1518
diff
changeset
|
134 if not stanza.attr.xmlns then |
2881d532f385
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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
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parents:
1518
diff
changeset
|
138 return stanza; |
2881d532f385
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parents:
1518
diff
changeset
|
139 end |
2881d532f385
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Kim Alvefur <zash@zash.se>
parents:
1518
diff
changeset
|
140 |
1529
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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
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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
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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
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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
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mod_smacks: Merge mod_fastreconnect (resumption support), fix a number of bugs, refactor the code and add some more comments to explain process
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parents:
263
diff
changeset
|
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
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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
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Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
193 session.resumption_token = resume_token; |
445178d15b51
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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
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201 module:hook_stanza("http://etherx.jabber.org/streams", "features", |
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202 function (session, stanza) |
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203 module:add_timer(1e-6, function () |
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204 if can_do_smacks(session) then |
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205 if stanza:get_child("sm", xmlns_sm3) then |
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206 session.sends2s(st.stanza("enable", sm3_attr)); |
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207 session.smacks = xmlns_sm3; |
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208 elseif stanza:get_child("sm", xmlns_sm2) then |
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209 session.sends2s(st.stanza("enable", sm2_attr)); |
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210 session.smacks = xmlns_sm2; |
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211 else |
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212 return; |
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213 end |
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214 wrap_session_out(session, false); |
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215 end |
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216 end); |
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217 end); |
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218 |
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219 function handle_enabled(session, stanza, xmlns_sm) |
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220 module:log("debug", "Enabling stream management"); |
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221 session.smacks = xmlns_sm; |
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222 |
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223 wrap_session_in(session, false); |
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224 |
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225 -- FIXME Resume? |
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226 |
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227 return true; |
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228 end |
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229 module:hook_stanza(xmlns_sm2, "enabled", function (session, stanza) return handle_enabled(session, stanza, xmlns_sm2); end, 100); |
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230 module:hook_stanza(xmlns_sm3, "enabled", function (session, stanza) return handle_enabled(session, stanza, xmlns_sm3); end, 100); |
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231 |
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232 function handle_r(origin, stanza, xmlns_sm) |
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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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235 return; |
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236 end |
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237 module:log("debug", "Received ack request, acking for %d", origin.handled_stanza_count); |
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238 -- Reply with <a> |
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239 (origin.sends2s or origin.send)(st.stanza("a", { xmlns = xmlns_sm, h = tostring(origin.handled_stanza_count) })); |
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240 return true; |
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241 end |
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242 module:hook_stanza(xmlns_sm2, "r", function (origin, stanza) return handle_r(origin, stanza, xmlns_sm2); end); |
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243 module:hook_stanza(xmlns_sm3, "r", function (origin, stanza) return handle_r(origin, stanza, xmlns_sm3); end); |
160
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244 |
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245 function handle_a(origin, stanza) |
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246 if not origin.smacks then return; end |
200
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247 origin.awaiting_ack = nil; |
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248 if origin.awaiting_ack_timer then |
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249 origin.awaiting_ack_timer:stop(); |
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250 end |
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251 if origin.delayed_ack_timer then |
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252 origin.delayed_ack_timer:stop(); |
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253 origin.delayed_ack_timer = nil; |
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254 end |
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255 -- Remove handled stanzas from outgoing_stanza_queue |
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256 log("debug", "ACK: h=%s, last=%s", stanza.attr.h or "", origin.last_acknowledged_stanza or ""); |
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257 local h = tonumber(stanza.attr.h); |
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258 if not h then |
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259 origin:close{ condition = "invalid-xml"; text = "Missing or invalid 'h' attribute"; }; |
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260 end |
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261 local handled_stanza_count = h-origin.last_acknowledged_stanza; |
220
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262 local queue = origin.outgoing_stanza_queue; |
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263 if handled_stanza_count > #queue then |
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264 origin.log("warn", "The client says it handled %d new stanzas, but we only sent %d :)", |
220
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265 handled_stanza_count, #queue); |
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266 origin.log("debug", "Client h: %d, our h: %d", tonumber(stanza.attr.h), origin.last_acknowledged_stanza); |
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267 for i=1,#queue do |
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268 origin.log("debug", "Q item %d: %s", i, tostring(queue[i])); |
220
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269 end |
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270 end |
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271 for i=1,math_min(handled_stanza_count,#queue) do |
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272 t_remove(origin.outgoing_stanza_queue, 1); |
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273 end |
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274 origin.log("debug", "#queue = %d", #queue); |
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275 origin.last_acknowledged_stanza = origin.last_acknowledged_stanza + handled_stanza_count; |
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276 request_ack_if_needed(origin) |
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277 return true; |
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278 end |
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279 module:hook_stanza(xmlns_sm2, "a", handle_a); |
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280 module:hook_stanza(xmlns_sm3, "a", handle_a); |
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281 |
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282 --TODO: Optimise... incoming stanzas should be handled by a per-session |
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283 -- function that has a counter as an upvalue (no table indexing for increments, |
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284 -- and won't slow non-198 sessions). We can also then remove the .handled flag |
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285 -- on stanzas |
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286 |
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287 function handle_unacked_stanzas(session) |
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288 local queue = session.outgoing_stanza_queue; |
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289 local error_attr = { type = "cancel" }; |
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290 if #queue > 0 then |
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291 session.outgoing_stanza_queue = {}; |
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292 for i=1,#queue do |
256
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293 local reply = st.reply(queue[i]); |
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294 if reply.attr.to ~= session.full_jid then |
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295 reply.attr.type = "error"; |
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296 reply:tag("error", error_attr) |
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297 :tag("recipient-unavailable", {xmlns = "urn:ietf:params:xml:ns:xmpp-stanzas"}); |
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Matthew Wild <mwild1@gmail.com>
parents:
255
diff
changeset
|
298 core_process_stanza(session, reply); |
160
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parents:
diff
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|
299 end |
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parents:
diff
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|
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 :)
Matthew Wild <mwild1@gmail.com>
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 :)
Matthew Wild <mwild1@gmail.com>
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 :)
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parents:
diff
changeset
|
303 |
622
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parents:
595
diff
changeset
|
304 module:hook("pre-resource-unbind", function (event) |
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parents:
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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.
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parents:
256
diff
changeset
|
307 if not session.resumption_token then |
08fa42e1ab06
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parents:
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diff
changeset
|
308 local queue = session.outgoing_stanza_queue; |
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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
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parents:
256
diff
changeset
|
311 handle_unacked_stanzas(session); |
160
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parents:
diff
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|
312 end |
257
08fa42e1ab06
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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
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diff
changeset
|
315 local hibernate_time = os_time(); -- Track the time we went into hibernation |
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diff
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|
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
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parents:
256
diff
changeset
|
319 timer.add_task(resume_timeout, function () |
586
f733e7599ed6
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Matthew Wild <mwild1@gmail.com>
parents:
576
diff
changeset
|
320 session.log("debug", "mod_smacks hibernation timeout reached..."); |
478
db0f065c4e09
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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)
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parents:
345
diff
changeset
|
322 -- matches the smacks session this timer is for in case it changed |
db0f065c4e09
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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
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parents:
263
diff
changeset
|
329 -- Check the hibernate time still matches what we think it is, |
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parents:
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diff
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|
330 -- otherwise the session resumed and re-hibernated. |
478
db0f065c4e09
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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
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parents:
263
diff
changeset
|
333 session_registry[session.resumption_token] = nil; |
257
08fa42e1ab06
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Matthew Wild <mwild1@gmail.com>
parents:
256
diff
changeset
|
334 session.resumption_token = nil; |
345
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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
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parents:
576
diff
changeset
|
337 session.log("debug", "Session resumed before hibernation timeout, all is well") |
257
08fa42e1ab06
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Matthew Wild <mwild1@gmail.com>
parents:
256
diff
changeset
|
338 end |
08fa42e1ab06
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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
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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
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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
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Matthew Wild <mwild1@gmail.com>
parents:
263
diff
changeset
|
374 local id = stanza.attr.previd; |
445178d15b51
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parents:
263
diff
changeset
|
375 local original_session = session_registry[id]; |
445178d15b51
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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
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parents:
263
diff
changeset
|
379 :tag("item-not-found", { xmlns = xmlns_errors }) |
445178d15b51
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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
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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
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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
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395 original_session.filter.session = original_session; |
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396 original_session.filters = session.filters; |
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397 original_session.stream = session.stream; |
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398 original_session.secure = session.secure; |
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399 original_session.hibernating = nil; |
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400 wrap_session(original_session, true); |
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401 -- Inform xmppstream of the new session (passed to its callbacks) |
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402 original_session.stream:set_session(original_session); |
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403 -- Similar for connlisteners |
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404 c2s_sessions[session.conn] = original_session; |
345
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405 |
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406 session.send(st.stanza("resumed", { xmlns = xmlns_sm, |
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407 h = original_session.handled_stanza_count, previd = id })); |
1343
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408 |
345
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409 -- Fake an <a> with the h of the <resume/> from the client |
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410 original_session:dispatch_stanza(st.stanza("a", { xmlns = xmlns_sm, |
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411 h = stanza.attr.h })); |
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412 |
345
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413 -- Ok, we need to re-send any stanzas that the client didn't see |
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414 -- ...they are what is now left in the outgoing stanza queue |
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415 local queue = original_session.outgoing_stanza_queue; |
2140
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416 module:fire_event("smacks-hibernation-end", {origin = session, queue = queue}); |
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417 session.log("debug", "#queue = %d", #queue); |
345
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418 for i=1,#queue do |
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419 session.send(queue[i]); |
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420 end |
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421 session.log("debug", "#queue = %d -- after send", #queue); |
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422 else |
755 | 423 module:log("warn", "Client %s@%s[%s] tried to resume stream for %s@%s[%s]", |
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424 session.username or "?", session.host or "?", session.type, |
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425 original_session.username or "?", original_session.host or "?", original_session.type); |
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426 session.send(st.stanza("failed", { xmlns = xmlns_sm }) |
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427 :tag("not-authorized", { xmlns = xmlns_errors })); |
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428 end |
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429 return true; |
1298
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430 end |
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431 module:hook_stanza(xmlns_sm2, "resume", function (session, stanza) return handle_resume(session, stanza, xmlns_sm2); end); |
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432 module:hook_stanza(xmlns_sm3, "resume", function (session, stanza) return handle_resume(session, stanza, xmlns_sm3); end); |
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433 |
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434 local function handle_read_timeout(event) |
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435 local session = event.session; |
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436 if session.smacks then |
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437 if session.awaiting_ack then |
2090
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438 if session.awaiting_ack_timer then |
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439 session.awaiting_ack_timer:stop(); |
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440 end |
2394
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441 if session.delayed_ack_timer then |
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442 session.delayed_ack_timer:stop(); |
2494
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443 session.delayed_ack_timer = nil; |
2394
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444 end |
1733
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445 return false; -- Kick the session |
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446 end |
2091
ea95637cf041
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447 session.log("debug", "Sending <r> (read timeout)"); |
2251
48c3d64a3fc1
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Kim Alvefur <zash@zash.se>
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2148
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448 session.awaiting_ack = false; |
1733
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449 (session.sends2s or session.send)(st.stanza("r", { xmlns = session.smacks })); |
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450 session.awaiting_ack = true; |
2394
4c27ebcf4cbd
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451 session.delayed_ack_timer = module:add_timer(delayed_ack_timeout, function() |
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452 delayed_ack_function(session); |
4c27ebcf4cbd
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453 end); |
1733
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454 return true; |
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455 end |
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|
456 end |
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457 |
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458 module:hook("s2s-read-timeout", handle_read_timeout); |
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459 module:hook("c2s-read-timeout", handle_read_timeout); |