prosody
3099e03b10bd
plugins/mod_smacks.lua

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plugins/mod_smacks.lua @ 12060:3099e03b10bd

mod_smacks: Fix indentation Meld keeps messing up indentation when I merge and rebase...
author Kim Alvefur <zash@zash.se>
date Thu, 16 Dec 2021 22:42:08 +0100
parent 12059:70a55fbe447c
child 12061:31a7e0ac6928
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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) 2012-2021 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) 2016-2020 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 tonumber = tonumber;
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15 local tostring = tostring;
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16 local os_time = os.time;
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17
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18 local datetime = require "util.datetime";
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19 local add_filter = require "util.filters".add_filter;
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20 local jid = require "util.jid";
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21 local smqueue = require "util.smqueue";
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22 local st = require "util.stanza";
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23 local timer = require "util.timer";
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24 local uuid_generate = require "util.uuid".generate;
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25 local watchdog = require "util.watchdog";
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26
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27 local sessionmanager = require "core.sessionmanager";
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28 local core_process_stanza = prosody.core_process_stanza;
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29
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30 local xmlns_errors = "urn:ietf:params:xml:ns:xmpp-stanzas";
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31 local xmlns_delay = "urn:xmpp:delay";
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32 local xmlns_mam2 = "urn:xmpp:mam:2";
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33 local xmlns_sm2 = "urn:xmpp:sm:2";
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34 local xmlns_sm3 = "urn:xmpp:sm:3";
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35
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36 local sm2_attr = { xmlns = xmlns_sm2 };
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37 local sm3_attr = { xmlns = xmlns_sm3 };
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38
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39 local queue_size = module:get_option_number("smacks_max_queue_size", 500);
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40 local resume_timeout = module:get_option_number("smacks_hibernation_time", 600);
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41 local s2s_smacks = module:get_option_boolean("smacks_enabled_s2s", true);
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42 local s2s_resend = module:get_option_boolean("smacks_s2s_resend", false);
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43 local max_unacked_stanzas = module:get_option_number("smacks_max_unacked_stanzas", 0);
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44 local max_inactive_unacked_stanzas = module:get_option_number("smacks_max_inactive_unacked_stanzas", 256);
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45 local delayed_ack_timeout = module:get_option_number("smacks_max_ack_delay", 30);
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46
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47 local c2s_sessions = module:shared("/*/c2s/sessions");
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48
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49 local function format_h(h) if h then return string.format("%d", h) end end
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50
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51 local old_session_registry = module:open_store("smacks_h", "map");
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52 local session_registry = module:shared "/*/smacks/resumption-tokens"; -- > user@host/resumption-token --> resource
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53
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54 local ack_errors = require"util.error".init("mod_smacks", xmlns_sm3, {
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55 head = { condition = "undefined-condition"; text = "Client acknowledged more stanzas than sent by server" };
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56 tail = { condition = "undefined-condition"; text = "Client acknowledged less stanzas than already acknowledged" };
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57 pop = { condition = "internal-server-error"; text = "Something went wrong with Stream Management" };
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58 overflow = { condition = "resource-constraint", text = "Too many unacked stanzas remaining, session can't be resumed" }
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59 });
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60
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61 -- COMPAT note the use of compatibilty wrapper in events (queue:table())
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62
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63 local function ack_delayed(session, stanza)
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64 -- fire event only if configured to do so and our session is not already hibernated or destroyed
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65 if delayed_ack_timeout > 0 and session.awaiting_ack
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66 and not session.hibernating and not session.destroyed then
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67 session.log("debug", "Firing event 'smacks-ack-delayed', queue = %d",
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68 session.outgoing_stanza_queue and session.outgoing_stanza_queue:count_unacked() or 0);
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69 module:fire_event("smacks-ack-delayed", {origin = session, queue = session.outgoing_stanza_queue:table(), stanza = stanza});
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70 end
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71 session.delayed_ack_timer = nil;
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72 end
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73
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74 local function can_do_smacks(session, advertise_only)
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75 if session.smacks then return false, "unexpected-request", "Stream management is already enabled"; end
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76
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77 local session_type = session.type;
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78 if session.username then
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79 if not(advertise_only) and not(session.resource) then -- Fail unless we're only advertising sm
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80 return false, "unexpected-request", "Client must bind a resource before enabling stream management";
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81 end
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82 return true;
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83 elseif s2s_smacks and (session_type == "s2sin" or session_type == "s2sout") then
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84 return true;
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85 end
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86 return false, "service-unavailable", "Stream management is not available for this stream";
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87 end
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88
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89 module:hook("stream-features",
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90 function (event)
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91 if can_do_smacks(event.origin, true) then
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92 event.features:tag("sm", sm2_attr):tag("optional"):up():up();
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93 event.features:tag("sm", sm3_attr):tag("optional"):up():up();
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94 end
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95 end);
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96
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97 module:hook("s2s-stream-features",
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98 function (event)
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99 if can_do_smacks(event.origin, true) then
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100 event.features:tag("sm", sm2_attr):tag("optional"):up():up();
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101 event.features:tag("sm", sm3_attr):tag("optional"):up():up();
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102 end
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103 end);
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104
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105 local function should_ack(session, force)
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106 if not session then return end -- shouldn't be possible
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107 if session.destroyed then return end -- gone
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108 if not session.smacks then return end -- not using
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109 if session.hibernating then return end -- can't ack when asleep
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110 if session.awaiting_ack then return end -- already waiting
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111 if force then return force end
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112 local queue = session.outgoing_stanza_queue;
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113 local expected_h = session.last_acknowledged_stanza + queue:count_unacked();
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114 local max_unacked = max_unacked_stanzas;
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115 if session.state == "inactive" then
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116 max_unacked = max_inactive_unacked_stanzas;
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117 end
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118 -- this check of last_requested_h prevents ack-loops if missbehaving clients report wrong
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119 -- stanza counts. it is set when an <r> is really sent (e.g. inside timer), preventing any
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
120 -- further requests until a higher h-value would be expected.
12056
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Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
121 return queue:count_unacked() > max_unacked and expected_h ~= session.last_requested_h;
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
122 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
123
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
124 local function request_ack(session, reason)
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
125 local queue = session.outgoing_stanza_queue;
12056
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Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
126 session.log("debug", "Sending <r> (inside timer, before send) from %s - #queue=%d", reason, queue:count_unacked());
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
127 (session.sends2s or session.send)(st.stanza("r", { xmlns = session.smacks }))
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
128 if session.destroyed then return end -- sending something can trigger destruction
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
129 session.awaiting_ack = true;
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
130 -- expected_h could be lower than this expression e.g. more stanzas added to the queue meanwhile)
12056
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Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
131 session.last_requested_h = session.last_acknowledged_stanza + queue:count_unacked();
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
132 session.log("debug", "Sending <r> (inside timer, after send) from %s - #queue=%d", reason, queue:count_unacked());
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
133 if not session.delayed_ack_timer then
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
134 session.delayed_ack_timer = timer.add_task(delayed_ack_timeout, function()
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
135 ack_delayed(session, nil); -- we don't know if this is the only new stanza in the queue
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
136 end);
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
137 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
138 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
139
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
140 local function request_ack_now_if_needed(session, force, reason)
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
141 if should_ack(session, force) then
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
142 request_ack(session, reason);
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
143 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
144 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
145
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
146 local function request_ack_if_needed(session, force, reason, stanza)
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
147 if should_ack(session, force) then
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
148 timer.add_task(0, function ()
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
149 request_ack_now_if_needed(session, force, reason, stanza);
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
150 end);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
151 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
152
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
153 -- Trigger "smacks-ack-delayed"-event if we added new (ackable) stanzas to the outgoing queue
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
154 -- and there isn't already a timer for this event running.
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
155 -- If we wouldn't do this, stanzas added to the queue after the first "smacks-ack-delayed"-event
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
156 -- would not trigger this event (again).
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
157 local queue = session.outgoing_stanza_queue;
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
158 local max_unacked = max_unacked_stanzas;
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
159 if session.state == "inactive" then
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
160 max_unacked = max_inactive_unacked_stanzas;
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
161 end
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
162 if queue:count_unacked() > max_unacked and session.awaiting_ack and session.delayed_ack_timer == nil then
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
163 session.log("debug", "Calling ack_delayed directly (still waiting for ack)");
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
164 ack_delayed(session, stanza); -- this is the only new stanza in the queue --> provide it to other modules
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
165 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
166 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
167
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
168 local function outgoing_stanza_filter(stanza, session)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
169 -- XXX: Normally you wouldn't have to check the xmlns for a stanza as it's
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
170 -- supposed to be nil.
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
171 -- However, when using mod_smacks with mod_websocket, then mod_websocket's
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
172 -- stanzas/out filter can get called before this one and adds the xmlns.
12045
a6c821720cb6 mod_smacks: Back out 48f8fa6cea7b - back in a86ae74da96c again
Kim Alvefur <zash@zash.se>
parents: 12044
diff changeset
173 if session.resending_unacked then return stanza end
11979
705c4c07a860 mod_smacks: Use stanza type checking function for correctness
Kim Alvefur <zash@zash.se>
parents: 11978
diff changeset
174 local is_stanza = st.is_stanza(stanza) and
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
175 (not stanza.attr.xmlns or stanza.attr.xmlns == 'jabber:client')
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
176 and not stanza.name:find":";
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
177
12045
a6c821720cb6 mod_smacks: Back out 48f8fa6cea7b - back in a86ae74da96c again
Kim Alvefur <zash@zash.se>
parents: 12044
diff changeset
178 if is_stanza then
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
179 local queue = session.outgoing_stanza_queue;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
180 local cached_stanza = st.clone(stanza);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
181
11983
27f2539b4f87 mod_smacks: Remove dead conditional
Kim Alvefur <zash@zash.se>
parents: 11982
diff changeset
182 if cached_stanza.name ~= "iq" and cached_stanza:get_child("delay", xmlns_delay) == nil then
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
183 cached_stanza = cached_stanza:tag("delay", {
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
184 xmlns = xmlns_delay,
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
185 from = jid.bare(session.full_jid or session.host),
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
186 stamp = datetime.datetime()
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
187 });
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
188 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
189
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
190 queue:push(cached_stanza);
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
191
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
192 if session.hibernating then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
193 session.log("debug", "hibernating since %s, stanza queued", datetime.datetime(session.hibernating));
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
194 -- FIXME queue implementation changed, anything depending on it being an array will break
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
195 module:fire_event("smacks-hibernation-stanza-queued", {origin = session, queue = queue:table(), stanza = cached_stanza});
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
196 return nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
197 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
198 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
199 return stanza;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
200 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
201
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
202 local function count_incoming_stanzas(stanza, session)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
203 if not stanza.attr.xmlns then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
204 session.handled_stanza_count = session.handled_stanza_count + 1;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
205 session.log("debug", "Handled %d incoming stanzas", session.handled_stanza_count);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
206 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
207 return stanza;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
208 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
209
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
210 local function wrap_session_out(session, resume)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
211 if not resume then
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
212 session.outgoing_stanza_queue = smqueue.new(queue_size);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
213 session.last_acknowledged_stanza = 0;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
214 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
215
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
216 add_filter(session, "stanzas/out", outgoing_stanza_filter, -999);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
217
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
218 return session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
219 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
220
11975
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
221 module:hook("pre-session-close", function(event)
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
222 local session = event.session;
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
223 if session.resumption_token then
12053
03e9587fbfd2 mod_smacks: Switch storage for tracking resumption tokens
Kim Alvefur <zash@zash.se>
parents: 12052
diff changeset
224 session_registry[jid.join(session.username, session.host, session.resumption_token)] = nil;
12051
c32ef09ab452 mod_smacks: Persist old counter values to storage
Kim Alvefur <zash@zash.se>
parents: 12050
diff changeset
225 old_session_registry:set(session.username, session.resumption_token, nil);
11975
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
226 session.resumption_token = nil;
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
227 end
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
228 -- send out last ack as per revision 1.5.2 of XEP-0198
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
229 if session.smacks and session.conn and session.handled_stanza_count then
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
230 (session.sends2s or session.send)(st.stanza("a", {
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
231 xmlns = session.smacks;
11977
9f7a6f7d13de mod_smacks: Factor out formatting of 'h' value
Kim Alvefur <zash@zash.se>
parents: 11976
diff changeset
232 h = format_h(session.handled_stanza_count);
11975
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
233 }));
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
234 end
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
235 end);
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
236
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
237 local function wrap_session_in(session, resume)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
238 if not resume then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
239 session.handled_stanza_count = 0;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
240 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
241 add_filter(session, "stanzas/in", count_incoming_stanzas, 999);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
242
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
243 return session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
244 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
245
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
246 local function wrap_session(session, resume)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
247 wrap_session_out(session, resume);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
248 wrap_session_in(session, resume);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
249 return session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
250 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
251
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
252 function handle_enable(session, stanza, xmlns_sm)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
253 local ok, err, err_text = can_do_smacks(session);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
254 if not ok then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
255 session.log("warn", "Failed to enable smacks: %s", err_text); -- TODO: XEP doesn't say we can send error text, should it?
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
256 (session.sends2s or session.send)(st.stanza("failed", { xmlns = xmlns_sm }):tag(err, { xmlns = xmlns_errors}));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
257 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
258 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
259
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
260 module:log("debug", "Enabling stream management");
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
261 session.smacks = xmlns_sm;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
262
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
263 wrap_session(session, false);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
264
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
265 local resume_token;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
266 local resume = stanza.attr.resume;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
267 if resume == "true" or resume == "1" then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
268 resume_token = uuid_generate();
12053
03e9587fbfd2 mod_smacks: Switch storage for tracking resumption tokens
Kim Alvefur <zash@zash.se>
parents: 12052
diff changeset
269 session_registry[jid.join(session.username, session.host, resume_token)] = session;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
270 session.resumption_token = resume_token;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
271 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
272 (session.sends2s or session.send)(st.stanza("enabled", { xmlns = xmlns_sm, id = resume_token, resume = resume, max = tostring(resume_timeout) }));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
273 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
274 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
275 module:hook_tag(xmlns_sm2, "enable", function (session, stanza) return handle_enable(session, stanza, xmlns_sm2); end, 100);
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
276 module:hook_tag(xmlns_sm3, "enable", function (session, stanza) return handle_enable(session, stanza, xmlns_sm3); end, 100);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
277
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
278 module:hook_tag("http://etherx.jabber.org/streams", "features",
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
279 function (session, stanza)
11936
3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module
Kim Alvefur <zash@zash.se>
parents: 11935
diff changeset
280 -- Needs to be done after flushing sendq since those aren't stored as
3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module
Kim Alvefur <zash@zash.se>
parents: 11935
diff changeset
281 -- stanzas and counting them is weird.
3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module
Kim Alvefur <zash@zash.se>
parents: 11935
diff changeset
282 timer.add_task(1e-6, function ()
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
283 if can_do_smacks(session) then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
284 if stanza:get_child("sm", xmlns_sm3) then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
285 session.sends2s(st.stanza("enable", sm3_attr));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
286 session.smacks = xmlns_sm3;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
287 elseif stanza:get_child("sm", xmlns_sm2) then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
288 session.sends2s(st.stanza("enable", sm2_attr));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
289 session.smacks = xmlns_sm2;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
290 else
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
291 return;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
292 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
293 wrap_session_out(session, false);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
294 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
295 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
296 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
297
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
298 function handle_enabled(session, stanza, xmlns_sm) -- luacheck: ignore 212/stanza
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
299 module:log("debug", "Enabling stream management");
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
300 session.smacks = xmlns_sm;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
301
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
302 wrap_session_in(session, false);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
303
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
304 -- FIXME Resume?
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
305
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
306 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
307 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
308 module:hook_tag(xmlns_sm2, "enabled", function (session, stanza) return handle_enabled(session, stanza, xmlns_sm2); end, 100);
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
309 module:hook_tag(xmlns_sm3, "enabled", function (session, stanza) return handle_enabled(session, stanza, xmlns_sm3); end, 100);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
310
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
311 function handle_r(origin, stanza, xmlns_sm) -- luacheck: ignore 212/stanza
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
312 if not origin.smacks then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
313 module:log("debug", "Received ack request from non-smack-enabled session");
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
314 return;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
315 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
316 module:log("debug", "Received ack request, acking for %d", origin.handled_stanza_count);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
317 -- Reply with <a>
11977
9f7a6f7d13de mod_smacks: Factor out formatting of 'h' value
Kim Alvefur <zash@zash.se>
parents: 11976
diff changeset
318 (origin.sends2s or origin.send)(st.stanza("a", { xmlns = xmlns_sm, h = format_h(origin.handled_stanza_count) }));
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
319 -- piggyback our own ack request if needed (see request_ack_if_needed() for explanation of last_requested_h)
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
320 request_ack_now_if_needed(origin, false, "piggybacked by handle_r", nil);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
321 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
322 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
323 module:hook_tag(xmlns_sm2, "r", function (origin, stanza) return handle_r(origin, stanza, xmlns_sm2); end);
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
324 module:hook_tag(xmlns_sm3, "r", function (origin, stanza) return handle_r(origin, stanza, xmlns_sm3); end);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
325
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
326 function handle_a(origin, stanza)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
327 if not origin.smacks then return; end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
328 origin.awaiting_ack = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
329 if origin.awaiting_ack_timer then
11936
3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module
Kim Alvefur <zash@zash.se>
parents: 11935
diff changeset
330 timer.stop(origin.awaiting_ack_timer);
3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module
Kim Alvefur <zash@zash.se>
parents: 11935
diff changeset
331 origin.awaiting_ack_timer = nil;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
332 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
333 if origin.delayed_ack_timer then
11936
3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module
Kim Alvefur <zash@zash.se>
parents: 11935
diff changeset
334 timer.stop(origin.delayed_ack_timer)
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
335 origin.delayed_ack_timer = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
336 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
337 -- Remove handled stanzas from outgoing_stanza_queue
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
338 local h = tonumber(stanza.attr.h);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
339 if not h then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
340 origin:close{ condition = "invalid-xml"; text = "Missing or invalid 'h' attribute"; };
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
341 return;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
342 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
343 local queue = origin.outgoing_stanza_queue;
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
344 local handled_stanza_count = h-queue:count_acked();
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
345 local acked, err = ack_errors.coerce(queue:ack(h)); -- luacheck: ignore 211/acked
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
346 if err then
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
347 origin.log("warn", "The client says it handled %d new stanzas, but we sent %d :)",
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
348 handled_stanza_count, queue:count_unacked());
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
349 origin.log("debug", "Client h: %d, our h: %d", tonumber(stanza.attr.h), queue:count_acked());
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
350 for i, item in queue._queue:items() do
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
351 origin.log("debug", "Q item %d: %s", i, item);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
352 end
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
353 origin:close(err);
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
354 return;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
355 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
356
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
357 origin.log("debug", "#queue = %d", queue:count_unacked());
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
358 request_ack_now_if_needed(origin, false, "handle_a", nil)
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
359 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
360 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
361 module:hook_tag(xmlns_sm2, "a", handle_a);
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
362 module:hook_tag(xmlns_sm3, "a", handle_a);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
363
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
364 local function handle_unacked_stanzas(session)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
365 local queue = session.outgoing_stanza_queue;
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
366 if queue:count_unacked() > 0 then
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
367 session.smacks = false; -- Disable queueing
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
368 session.outgoing_stanza_queue = nil;
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
369 for stanza in queue._queue:consume() do
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
370 if not module:fire_event("delivery/failure", { session = session, stanza = stanza }) then
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
371 if stanza.attr.type ~= "error" and stanza.attr.to ~= session.full_jid then
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
372 local reply = st.error_reply(stanza, "cancel", "recipient-unavailable");
11997
1ea01660c79a mod_smacks: Refactor, simplify, optimize
Kim Alvefur <zash@zash.se>
parents: 11996
diff changeset
373 core_process_stanza(session, reply);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
374 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
375 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
376 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
377 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
378 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
379
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
380 -- don't send delivery errors for messages which will be delivered by mam later on
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
381 -- check if stanza was archived --> this will allow us to send back errors for stanzas not archived
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
382 -- because the user configured the server to do so ("no-archive"-setting for one special contact for example)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
383 local function get_stanza_id(stanza, by_jid)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
384 for tag in stanza:childtags("stanza-id", "urn:xmpp:sid:0") do
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
385 if tag.attr.by == by_jid then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
386 return tag.attr.id;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
387 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
388 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
389 return nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
390 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
391 module:hook("delivery/failure", function(event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
392 local session, stanza = event.session, event.stanza;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
393 -- Only deal with authenticated (c2s) sessions
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
394 if session.username then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
395 if stanza.name == "message" and stanza.attr.xmlns == nil and
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
396 ( stanza.attr.type == "chat" or ( stanza.attr.type or "normal" ) == "normal" ) then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
397 -- don't store messages in offline store if they are mam results
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
398 local mam_result = stanza:get_child("result", xmlns_mam2);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
399 if mam_result ~= nil then
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
400 return true; -- stanza already "handled", don't send an error and don't add it to offline storage
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
401 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
402 -- do nothing here for normal messages and don't send out "message delivery errors",
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
403 -- because messages are already in MAM at this point (no need to frighten users)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
404 local stanza_id = get_stanza_id(stanza, jid.bare(session.full_jid));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
405 if session.mam_requested and stanza_id ~= nil then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
406 session.log("debug", "mod_smacks delivery/failure returning true for mam-handled stanza: mam-archive-id=%s", tostring(stanza_id));
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
407 return true; -- stanza handled, don't send an error
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
408 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
409 -- store message in offline store, if this client does not use mam *and* was the last client online
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
410 local sessions = prosody.hosts[module.host].sessions[session.username] and
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
411 prosody.hosts[module.host].sessions[session.username].sessions or nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
412 if sessions and next(sessions) == session.resource and next(sessions, session.resource) == nil then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
413 local ok = module:fire_event("message/offline/handle", { origin = session, username = session.username, stanza = stanza });
12048
f087bfd021ad mod_smacks: Fix typo
Kim Alvefur <zash@zash.se>
parents: 12047
diff changeset
414 session.log("debug", "mod_smacks delivery/failure returning %s for offline-handled stanza", tostring(ok));
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
415 return ok; -- if stanza was handled, don't send an error
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
416 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
417 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
418 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
419 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
420
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
421 module:hook("pre-resource-unbind", function (event)
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
422 local session = event.session;
12054
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
423 if not session.smacks then return end
12060
3099e03b10bd mod_smacks: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 12059
diff changeset
424 if not session.resumption_token then
3099e03b10bd mod_smacks: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 12059
diff changeset
425 local queue = session.outgoing_stanza_queue;
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
426 if queue:count_unacked() > 0 then
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
427 session.log("debug", "Destroying session with %d unacked stanzas", queue:count_unacked());
12060
3099e03b10bd mod_smacks: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 12059
diff changeset
428 handle_unacked_stanzas(session);
3099e03b10bd mod_smacks: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 12059
diff changeset
429 end
12054
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
430 return
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
431 end
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
432
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
433 session.hibernating = os_time();
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
434 session.hibernating_watchdog = watchdog.new(resume_timeout, function()
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
435 session.log("debug", "mod_smacks hibernation timeout reached...");
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
436 if session.destroyed then
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
437 session.log("debug", "The session has already been destroyed");
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
438 return
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
439 end
12054
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
440
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
441 session.log("debug", "Destroying session for hibernating too long");
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
442 session_registry[jid.join(session.username, session.host, session.resumption_token)] = nil;
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
443 old_session_registry:set(session.username, session.resumption_token, { h = session.handled_stanza_count });
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
444 session.resumption_token = nil;
12059
70a55fbe447c mod_smacks: Stop stanzas from being queued on hibernation timeout
Kim Alvefur <zash@zash.se>
parents: 12056
diff changeset
445 session.resending_unacked = true; -- stop outgoing_stanza_filter from re-queueing anything anymore
12054
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
446 sessionmanager.destroy_session(session, "Hibernating too long");
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
447 end);
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
448 if session.conn then
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
449 session.conn:close();
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
450 end
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
451 module:fire_event("smacks-hibernation-start", { origin = session; queue = session.outgoing_stanza_queue:table() });
12054
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
452 return true; -- Postpone destruction for now
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
453 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
454
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
455 local function handle_s2s_destroyed(event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
456 local session = event.session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
457 local queue = session.outgoing_stanza_queue;
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
458 if queue and queue:count_unacked() > 0 then
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
459 session.log("warn", "Destroying session with %d unacked stanzas", queue:count_unacked());
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
460 if s2s_resend then
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
461 for stanza in queue:consume() do
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
462 module:send(stanza);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
463 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
464 session.outgoing_stanza_queue = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
465 else
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
466 handle_unacked_stanzas(session);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
467 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
468 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
469 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
470
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
471 module:hook("s2sout-destroyed", handle_s2s_destroyed);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
472 module:hook("s2sin-destroyed", handle_s2s_destroyed);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
473
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
474 local function get_session_id(session)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
475 return session.id or (tostring(session):match("[a-f0-9]+$"));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
476 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
477
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
478 function handle_resume(session, stanza, xmlns_sm)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
479 if session.full_jid then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
480 session.log("warn", "Tried to resume after resource binding");
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
481 session.send(st.stanza("failed", { xmlns = xmlns_sm })
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
482 :tag("unexpected-request", { xmlns = xmlns_errors })
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
483 );
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
484 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
485 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
486
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
487 local id = stanza.attr.previd;
12053
03e9587fbfd2 mod_smacks: Switch storage for tracking resumption tokens
Kim Alvefur <zash@zash.se>
parents: 12052
diff changeset
488 local original_session = session_registry[jid.join(session.username, session.host, id)];
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
489 if not original_session then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
490 session.log("debug", "Tried to resume non-existent session with id %s", id);
12051
c32ef09ab452 mod_smacks: Persist old counter values to storage
Kim Alvefur <zash@zash.se>
parents: 12050
diff changeset
491 local old_session = old_session_registry:get(session.username, id);
11978
628374809421 mod_smacks: Remove redundant fields
Kim Alvefur <zash@zash.se>
parents: 11977
diff changeset
492 if old_session then
11977
9f7a6f7d13de mod_smacks: Factor out formatting of 'h' value
Kim Alvefur <zash@zash.se>
parents: 11976
diff changeset
493 session.send(st.stanza("failed", { xmlns = xmlns_sm, h = format_h(old_session.h) })
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
494 :tag("item-not-found", { xmlns = xmlns_errors })
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
495 );
12052
d17b8fcf11c7 mod_smacks: Clear resumption token from persistent storage on resumption
Kim Alvefur <zash@zash.se>
parents: 12051
diff changeset
496 old_session_registry:set(session.username, id, nil);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
497 else
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
498 session.send(st.stanza("failed", { xmlns = xmlns_sm })
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
499 :tag("item-not-found", { xmlns = xmlns_errors })
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
500 );
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
501 end;
12054
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
502 else
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
503 if original_session.hibernating_watchdog then
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
504 original_session.hibernating_watchdog:cancel();
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
505 original_session.hibernating_watchdog = nil;
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
506 end
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
507 session.log("debug", "mod_smacks resuming existing session %s...", get_session_id(original_session));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
508 original_session.log("debug", "mod_smacks session resumed from %s...", get_session_id(session));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
509 -- TODO: All this should move to sessionmanager (e.g. session:replace(new_session))
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
510 if original_session.conn then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
511 original_session.log("debug", "mod_smacks closing an old connection for this session");
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
512 local conn = original_session.conn;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
513 c2s_sessions[conn] = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
514 conn:close();
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
515 end
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
516
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
517 local migrated_session_log = session.log;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
518 original_session.ip = session.ip;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
519 original_session.conn = session.conn;
12044
9eb1a178293e mod_smacks: Patch various self-references on the resumed session
Kim Alvefur <zash@zash.se>
parents: 12043
diff changeset
520 original_session.rawsend = session.rawsend;
9eb1a178293e mod_smacks: Patch various self-references on the resumed session
Kim Alvefur <zash@zash.se>
parents: 12043
diff changeset
521 original_session.rawsend.session = original_session;
9eb1a178293e mod_smacks: Patch various self-references on the resumed session
Kim Alvefur <zash@zash.se>
parents: 12043
diff changeset
522 original_session.rawsend.conn = original_session.conn;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
523 original_session.send = session.send;
12044
9eb1a178293e mod_smacks: Patch various self-references on the resumed session
Kim Alvefur <zash@zash.se>
parents: 12043
diff changeset
524 original_session.send.session = original_session;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
525 original_session.close = session.close;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
526 original_session.filter = session.filter;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
527 original_session.filter.session = original_session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
528 original_session.filters = session.filters;
12044
9eb1a178293e mod_smacks: Patch various self-references on the resumed session
Kim Alvefur <zash@zash.se>
parents: 12043
diff changeset
529 original_session.send.filter = original_session.filter;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
530 original_session.stream = session.stream;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
531 original_session.secure = session.secure;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
532 original_session.hibernating = nil;
12046
372ec5cd0f51 mod_smacks: Increment a counter for each resumption
Kim Alvefur <zash@zash.se>
parents: 12045
diff changeset
533 original_session.resumption_counter = (original_session.resumption_counter or 0) + 1;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
534 session.log = original_session.log;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
535 session.type = original_session.type;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
536 wrap_session(original_session, true);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
537 -- Inform xmppstream of the new session (passed to its callbacks)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
538 original_session.stream:set_session(original_session);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
539 -- Similar for connlisteners
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
540 c2s_sessions[session.conn] = original_session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
541
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
542 local queue = original_session.outgoing_stanza_queue;
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
543 local h = tonumber(stanza.attr.h);
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
544
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
545 original_session.log("debug", "Pre-resumption #queue = %d", queue:count_unacked())
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
546 local acked, err = ack_errors.coerce(queue:ack(h)); -- luacheck: ignore 211/acked
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
547
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
548 if not err and not queue:resumable() then
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
549 err = ack_errors.new("overflow");
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
550 end
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
551
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
552 if err or not queue:resumable() then
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
553 original_session.send(st.stanza("failed",
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
554 { xmlns = xmlns_sm; h = format_h(original_session.handled_stanza_count); previd = id }));
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
555 original_session:close(err);
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
556 return false;
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
557 end
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
558
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
559 original_session.send(st.stanza("resumed", { xmlns = xmlns_sm,
11977
9f7a6f7d13de mod_smacks: Factor out formatting of 'h' value
Kim Alvefur <zash@zash.se>
parents: 11976
diff changeset
560 h = format_h(original_session.handled_stanza_count), previd = id }));
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
561
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
562 -- Ok, we need to re-send any stanzas that the client didn't see
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
563 -- ...they are what is now left in the outgoing stanza queue
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
564 -- We have to use the send of "session" because we don't want to add our resent stanzas
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
565 -- to the outgoing queue again
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
566
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
567 session.log("debug", "resending all unacked stanzas that are still queued after resume, #queue = %d", queue:count_unacked());
12047
81858fd6f198 mod_smacks: Flag both sessions to prevent duplicating queue on resumption
Kim Alvefur <zash@zash.se>
parents: 12046
diff changeset
568 -- FIXME Which session is it that the queue filter sees?
12045
a6c821720cb6 mod_smacks: Back out 48f8fa6cea7b - back in a86ae74da96c again
Kim Alvefur <zash@zash.se>
parents: 12044
diff changeset
569 session.resending_unacked = true;
12047
81858fd6f198 mod_smacks: Flag both sessions to prevent duplicating queue on resumption
Kim Alvefur <zash@zash.se>
parents: 12046
diff changeset
570 original_session.resending_unacked = true;
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
571 for _, queued_stanza in queue:resume() do
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
572 session.send(queued_stanza);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
573 end
12045
a6c821720cb6 mod_smacks: Back out 48f8fa6cea7b - back in a86ae74da96c again
Kim Alvefur <zash@zash.se>
parents: 12044
diff changeset
574 session.resending_unacked = nil;
12047
81858fd6f198 mod_smacks: Flag both sessions to prevent duplicating queue on resumption
Kim Alvefur <zash@zash.se>
parents: 12046
diff changeset
575 original_session.resending_unacked = nil;
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
576 session.log("debug", "all stanzas resent, now disabling send() in this migrated session, #queue = %d", queue:count_unacked());
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
577 function session.send(stanza) -- luacheck: ignore 432
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
578 migrated_session_log("error", "Tried to send stanza on old session migrated by smacks resume (maybe there is a bug?): %s", tostring(stanza));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
579 return false;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
580 end
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
581 module:fire_event("smacks-hibernation-end", {origin = session, resumed = original_session, queue = queue:table()});
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
582 request_ack_if_needed(original_session, true, "handle_resume", nil);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
583 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
584 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
585 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
586 module:hook_tag(xmlns_sm2, "resume", function (session, stanza) return handle_resume(session, stanza, xmlns_sm2); end);
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
587 module:hook_tag(xmlns_sm3, "resume", function (session, stanza) return handle_resume(session, stanza, xmlns_sm3); end);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
588
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
589 -- Events when it's sensible to request an ack
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
590 -- Could experiment with forcing (ignoring max_unacked) <r>, but when and why?
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
591 local request_ack_events = {
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
592 ["csi-client-active"] = true;
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
593 ["csi-flushing"] = false;
11938
6da703cb4c04 mod_smacks: Optimize scheduling of ack requests
Kim Alvefur <zash@zash.se>
parents: 11937
diff changeset
594 ["c2s-pre-ondrain"] = false;
6da703cb4c04 mod_smacks: Optimize scheduling of ack requests
Kim Alvefur <zash@zash.se>
parents: 11937
diff changeset
595 ["s2s-pre-ondrain"] = false;
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
596 };
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
597
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
598 for event_name, force in pairs(request_ack_events) do
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
599 module:hook(event_name, function(event)
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
600 local session = event.session or event.origin;
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
601 request_ack_now_if_needed(session, force, event_name);
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
602 end);
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
603 end
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
604
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
605 local function handle_read_timeout(event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
606 local session = event.session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
607 if session.smacks then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
608 if session.awaiting_ack then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
609 if session.awaiting_ack_timer then
11936
3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module
Kim Alvefur <zash@zash.se>
parents: 11935
diff changeset
610 timer.stop(session.awaiting_ack_timer);
3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module
Kim Alvefur <zash@zash.se>
parents: 11935
diff changeset
611 session.awaiting_ack_timer = nil;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
612 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
613 if session.delayed_ack_timer then
11936
3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module
Kim Alvefur <zash@zash.se>
parents: 11935
diff changeset
614 timer.stop(session.delayed_ack_timer);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
615 session.delayed_ack_timer = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
616 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
617 return false; -- Kick the session
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
618 end
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
619 request_ack_now_if_needed(session, true, "read timeout");
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
620 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
621 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
622 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
623
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
624 module:hook("s2s-read-timeout", handle_read_timeout);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
625 module:hook("c2s-read-timeout", handle_read_timeout);