prosody
d17b8fcf11c7
plugins/mod_smacks.lua

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plugins/mod_smacks.lua @ 12052:d17b8fcf11c7

mod_smacks: Clear resumption token from persistent storage on resumption
author Kim Alvefur <zash@zash.se>
date Wed, 01 Dec 2021 20:13:08 +0100
parent 12051:c32ef09ab452
child 12053:03e9587fbfd2
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rev   line source
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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 math_max = math.max;
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17 local math_min = math.min;
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18 local os_time = os.time;
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19 local t_remove = table.remove;
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20
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21 local cache = require "util.cache";
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22 local datetime = require "util.datetime";
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23 local add_filter = require "util.filters".add_filter;
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24 local jid = require "util.jid";
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25 local st = require "util.stanza";
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26 local timer = require "util.timer";
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27 local uuid_generate = require "util.uuid".generate;
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28
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29 local sessionmanager = require "core.sessionmanager";
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30 local core_process_stanza = prosody.core_process_stanza;
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31
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32 local xmlns_errors = "urn:ietf:params:xml:ns:xmpp-stanzas";
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33 local xmlns_delay = "urn:xmpp:delay";
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34 local xmlns_mam2 = "urn:xmpp:mam:2";
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35 local xmlns_sm2 = "urn:xmpp:sm:2";
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36 local xmlns_sm3 = "urn:xmpp:sm:3";
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37
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38 local sm2_attr = { xmlns = xmlns_sm2 };
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39 local sm3_attr = { xmlns = xmlns_sm3 };
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40
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41 local resume_timeout = module:get_option_number("smacks_hibernation_time", 600);
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42 local s2s_smacks = module:get_option_boolean("smacks_enabled_s2s", true);
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43 local s2s_resend = module:get_option_boolean("smacks_s2s_resend", false);
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44 local max_unacked_stanzas = module:get_option_number("smacks_max_unacked_stanzas", 0);
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45 local max_inactive_unacked_stanzas = module:get_option_number("smacks_max_inactive_unacked_stanzas", 256);
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46 local delayed_ack_timeout = module:get_option_number("smacks_max_ack_delay", 30);
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47 local max_hibernated_sessions = module:get_option_number("smacks_max_hibernated_sessions", 10);
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48
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49 assert(max_hibernated_sessions > 0, "smacks_max_hibernated_sessions must be greater than 0");
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50
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51 local c2s_sessions = module:shared("/*/c2s/sessions");
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52
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53 local function format_h(h) if h then return string.format("%d", h) end end
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54
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55 local function init_session_cache(max_entries, evict_callback)
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56 -- use per user limited cache for prosody >= 0.10
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57 local stores = {};
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58 return {
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59 get = function(user, key)
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60 if not user then return nil; end
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61 if not key then return nil; end
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62 if not stores[user] then
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63 stores[user] = cache.new(max_entries, evict_callback);
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64 end
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65 return stores[user]:get(key);
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66 end;
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67 set = function(user, key, value)
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68 if not user then return nil; end
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69 if not key then return nil; end
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70 if not stores[user] then stores[user] = cache.new(max_entries, evict_callback); end
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71 stores[user]:set(key, value);
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72 -- remove empty caches completely
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73 if stores[user]:count() == 0 then stores[user] = nil; end
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74 end;
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75 };
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76 end
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77 local old_session_registry = module:open_store("smacks_h", "map");
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78 local session_registry = init_session_cache(max_hibernated_sessions, function(resumption_token, session)
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79 if session.destroyed then return true; end -- destroyed session can always be removed from cache
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80 session.log("warn", "User has too much hibernated sessions, removing oldest session (token: %s)", resumption_token);
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81 -- store old session's h values on force delete
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82 -- save only actual h value and username/host (for security)
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83 old_session_registry:set(session.username, resumption_token, {
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84 h = session.handled_stanza_count,
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85 });
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86 return true; -- allow session to be removed from full cache to make room for new one
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87 end);
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88
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89 local function ack_delayed(session, stanza)
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90 -- fire event only if configured to do so and our session is not already hibernated or destroyed
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91 if delayed_ack_timeout > 0 and session.awaiting_ack
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92 and not session.hibernating and not session.destroyed then
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93 session.log("debug", "Firing event 'smacks-ack-delayed', queue = %d",
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94 session.outgoing_stanza_queue and #session.outgoing_stanza_queue or 0);
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95 module:fire_event("smacks-ack-delayed", {origin = session, queue = session.outgoing_stanza_queue, stanza = stanza});
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96 end
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97 session.delayed_ack_timer = nil;
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98 end
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99
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100 local function can_do_smacks(session, advertise_only)
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101 if session.smacks then return false, "unexpected-request", "Stream management is already enabled"; end
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102
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103 local session_type = session.type;
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104 if session.username then
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105 if not(advertise_only) and not(session.resource) then -- Fail unless we're only advertising sm
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106 return false, "unexpected-request", "Client must bind a resource before enabling stream management";
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107 end
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108 return true;
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109 elseif s2s_smacks and (session_type == "s2sin" or session_type == "s2sout") then
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110 return true;
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111 end
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112 return false, "service-unavailable", "Stream management is not available for this stream";
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113 end
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114
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115 module:hook("stream-features",
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116 function (event)
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117 if can_do_smacks(event.origin, true) then
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118 event.features:tag("sm", sm2_attr):tag("optional"):up():up();
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119 event.features:tag("sm", sm3_attr):tag("optional"):up():up();
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120 end
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Kim Alvefur <zash@zash.se>
parents:
diff changeset
121 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
122
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
123 module:hook("s2s-stream-features",
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
124 function (event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
125 if can_do_smacks(event.origin, true) then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
126 event.features:tag("sm", sm2_attr):tag("optional"):up():up();
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Kim Alvefur <zash@zash.se>
parents:
diff changeset
127 event.features:tag("sm", sm3_attr):tag("optional"):up():up();
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Kim Alvefur <zash@zash.se>
parents:
diff changeset
128 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
129 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
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parents:
diff changeset
130
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
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diff changeset
131 local function should_ack(session, force)
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
132 if not session then return end -- shouldn't be possible
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
133 if session.destroyed then return end -- gone
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
134 if not session.smacks then return end -- not using
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
135 if session.hibernating then return end -- can't ack when asleep
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
136 if session.awaiting_ack then return end -- already waiting
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
137 if force then return force end
11934
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parents:
diff changeset
138 local queue = session.outgoing_stanza_queue;
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Kim Alvefur <zash@zash.se>
parents:
diff changeset
139 local expected_h = session.last_acknowledged_stanza + #queue;
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Kim Alvefur <zash@zash.se>
parents:
diff changeset
140 local max_unacked = max_unacked_stanzas;
11935
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parents: 11934
diff changeset
141 if session.state == "inactive" then
11934
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parents:
diff changeset
142 max_unacked = max_inactive_unacked_stanzas;
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parents:
diff changeset
143 end
11937
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diff changeset
144 -- this check of last_requested_h prevents ack-loops if missbehaving clients report wrong
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
145 -- stanza counts. it is set when an <r> is really sent (e.g. inside timer), preventing any
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
146 -- further requests until a higher h-value would be expected.
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
147 return #queue > max_unacked and expected_h ~= session.last_requested_h;
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Kim Alvefur <zash@zash.se>
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diff changeset
148 end
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parents: 11936
diff changeset
149
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parents: 11936
diff changeset
150 local function request_ack(session, reason)
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parents: 11936
diff changeset
151 local queue = session.outgoing_stanza_queue;
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
152 session.log("debug", "Sending <r> (inside timer, before send) from %s - #queue=%d", reason, #queue);
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
153 (session.sends2s or session.send)(st.stanza("r", { xmlns = session.smacks }))
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
154 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
155 session.awaiting_ack = true;
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
156 -- expected_h could be lower than this expression e.g. more stanzas added to the queue meanwhile)
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parents: 11936
diff changeset
157 session.last_requested_h = session.last_acknowledged_stanza + #queue;
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
158 session.log("debug", "Sending <r> (inside timer, after send) from %s - #queue=%d", reason, #queue);
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
159 if not session.delayed_ack_timer then
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
160 session.delayed_ack_timer = timer.add_task(delayed_ack_timeout, function()
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
161 ack_delayed(session, nil); -- we don't know if this is the only new stanza in the queue
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
162 end);
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
163 end
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
164 end
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
165
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
166 local function request_ack_now_if_needed(session, force, reason)
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
167 if should_ack(session, force) then
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
168 request_ack(session, reason);
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
169 end
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
170 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
171
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
172 local function request_ack_if_needed(session, force, reason, stanza)
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
173 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
174 timer.add_task(0, function ()
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
175 request_ack_now_if_needed(session, force, reason, stanza);
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
176 end);
11934
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parents:
diff changeset
177 end
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Kim Alvefur <zash@zash.se>
parents:
diff changeset
178
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parents:
diff changeset
179 -- Trigger "smacks-ack-delayed"-event if we added new (ackable) stanzas to the outgoing queue
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Kim Alvefur <zash@zash.se>
parents:
diff changeset
180 -- and there isn't already a timer for this event running.
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Kim Alvefur <zash@zash.se>
parents:
diff changeset
181 -- If we wouldn't do this, stanzas added to the queue after the first "smacks-ack-delayed"-event
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Kim Alvefur <zash@zash.se>
parents:
diff changeset
182 -- 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
183 local queue = session.outgoing_stanza_queue;
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
184 local max_unacked = max_unacked_stanzas;
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Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
185 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
186 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
187 end
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
188 if #queue > 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
189 session.log("debug", "Calling ack_delayed directly (still waiting for ack)");
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Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
190 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
191 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
192 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
193
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
194 local function outgoing_stanza_filter(stanza, session)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
195 -- 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
196 -- supposed to be nil.
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
197 -- 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
198 -- 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
199 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
200 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
201 (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
202 and not stanza.name:find":";
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
203
12045
a6c821720cb6 mod_smacks: Back out 48f8fa6cea7b - back in a86ae74da96c again
Kim Alvefur <zash@zash.se>
parents: 12044
diff changeset
204 if is_stanza then
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
205 local queue = session.outgoing_stanza_queue;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
206 local cached_stanza = st.clone(stanza);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
207
11983
27f2539b4f87 mod_smacks: Remove dead conditional
Kim Alvefur <zash@zash.se>
parents: 11982
diff changeset
208 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
209 cached_stanza = cached_stanza:tag("delay", {
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
210 xmlns = xmlns_delay,
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
211 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
212 stamp = datetime.datetime()
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
213 });
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 queue[#queue+1] = cached_stanza;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
217 if session.hibernating then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
218 session.log("debug", "hibernating since %s, stanza queued", datetime.datetime(session.hibernating));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
219 module:fire_event("smacks-hibernation-stanza-queued", {origin = session, queue = queue, stanza = cached_stanza});
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
220 return nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
221 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
222 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
223 return stanza;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
224 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
225
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
226 local function count_incoming_stanzas(stanza, session)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
227 if not stanza.attr.xmlns then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
228 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
229 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
230 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
231 return stanza;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
232 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
233
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
234 local function wrap_session_out(session, resume)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
235 if not resume then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
236 session.outgoing_stanza_queue = {};
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
237 session.last_acknowledged_stanza = 0;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
238 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
239
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
240 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
241
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
242 return session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
243 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
244
11975
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
245 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
246 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
247 if session.resumption_token then
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
248 session_registry.set(session.username, session.resumption_token, nil);
12051
c32ef09ab452 mod_smacks: Persist old counter values to storage
Kim Alvefur <zash@zash.se>
parents: 12050
diff changeset
249 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
250 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
251 end
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
252 -- 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
253 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
254 (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
255 xmlns = session.smacks;
11977
9f7a6f7d13de mod_smacks: Factor out formatting of 'h' value
Kim Alvefur <zash@zash.se>
parents: 11976
diff changeset
256 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
257 }));
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
258 end
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
259 end);
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
260
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
261 local function wrap_session_in(session, resume)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
262 if not resume then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
263 session.handled_stanza_count = 0;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
264 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
265 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
266
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
267 return session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
268 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
269
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
270 local function wrap_session(session, resume)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
271 wrap_session_out(session, resume);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
272 wrap_session_in(session, resume);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
273 return session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
274 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
275
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
276 function handle_enable(session, stanza, xmlns_sm)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
277 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
278 if not ok then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
279 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
280 (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
281 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
282 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
283
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
284 module:log("debug", "Enabling stream management");
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
285 session.smacks = xmlns_sm;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
286
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
287 wrap_session(session, false);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
288
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
289 local resume_token;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
290 local resume = stanza.attr.resume;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
291 if resume == "true" or resume == "1" then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
292 resume_token = uuid_generate();
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
293 session_registry.set(session.username, resume_token, session);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
294 session.resumption_token = resume_token;
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 (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
297 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
298 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
299 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
300 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
301
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
302 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
303 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
304 -- 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
305 -- 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
306 timer.add_task(1e-6, function ()
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
307 if can_do_smacks(session) then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
308 if stanza:get_child("sm", xmlns_sm3) then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
309 session.sends2s(st.stanza("enable", sm3_attr));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
310 session.smacks = xmlns_sm3;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
311 elseif stanza:get_child("sm", xmlns_sm2) then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
312 session.sends2s(st.stanza("enable", sm2_attr));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
313 session.smacks = xmlns_sm2;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
314 else
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
315 return;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
316 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
317 wrap_session_out(session, false);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
318 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
319 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
320 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
321
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
322 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
323 module:log("debug", "Enabling stream management");
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
324 session.smacks = xmlns_sm;
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 wrap_session_in(session, false);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
327
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
328 -- FIXME Resume?
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
329
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
330 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
331 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
332 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
333 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
334
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
335 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
336 if not origin.smacks then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
337 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
338 return;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
339 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
340 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
341 -- Reply with <a>
11977
9f7a6f7d13de mod_smacks: Factor out formatting of 'h' value
Kim Alvefur <zash@zash.se>
parents: 11976
diff changeset
342 (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
343 -- 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
344 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
345 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
346 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
347 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
348 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
349
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
350 function handle_a(origin, stanza)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
351 if not origin.smacks then return; end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
352 origin.awaiting_ack = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
353 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
354 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
355 origin.awaiting_ack_timer = nil;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
356 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
357 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
358 timer.stop(origin.delayed_ack_timer)
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
359 origin.delayed_ack_timer = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
360 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
361 -- Remove handled stanzas from outgoing_stanza_queue
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
362 -- origin.log("debug", "ACK: h=%s, last=%s", stanza.attr.h or "", origin.last_acknowledged_stanza or "");
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
363 local h = tonumber(stanza.attr.h);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
364 if not h then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
365 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
366 return;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
367 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
368 local handled_stanza_count = h-origin.last_acknowledged_stanza;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
369 local queue = origin.outgoing_stanza_queue;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
370 if handled_stanza_count > #queue then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
371 origin.log("warn", "The client says it handled %d new stanzas, but we only sent %d :)",
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
372 handled_stanza_count, #queue);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
373 origin.log("debug", "Client h: %d, our h: %d", tonumber(stanza.attr.h), origin.last_acknowledged_stanza);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
374 for i=1,#queue do
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
375 origin.log("debug", "Q item %d: %s", i, tostring(queue[i]));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
376 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
377 origin:close{ condition = "undefined-condition"; text = "Client acknowledged more stanzas than sent by server"; };
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
378 return;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
379 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
380
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
381 for _=1,math_min(handled_stanza_count,#queue) do
12050
7b87a1747eb2 mod_smacks: Remove now unused variable [luacheck]
Kim Alvefur <zash@zash.se>
parents: 12049
diff changeset
382 t_remove(origin.outgoing_stanza_queue, 1);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
383 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
384
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
385 origin.log("debug", "#queue = %d", #queue);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
386 origin.last_acknowledged_stanza = origin.last_acknowledged_stanza + handled_stanza_count;
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
387 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
388 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
389 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
390 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
391 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
392
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
393 local function handle_unacked_stanzas(session)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
394 local queue = session.outgoing_stanza_queue;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
395 if #queue > 0 then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
396 session.outgoing_stanza_queue = {};
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
397 for i=1,#queue do
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
398 if not module:fire_event("delivery/failure", { session = session, stanza = queue[i] }) then
11997
1ea01660c79a mod_smacks: Refactor, simplify, optimize
Kim Alvefur <zash@zash.se>
parents: 11996
diff changeset
399 if queue[i].attr.type ~= "error" and queue[i].attr.from ~= session.full_jid then
11996
3dd7886f9342 mod_smacks: Use function to construct error reply
Kim Alvefur <zash@zash.se>
parents: 11985
diff changeset
400 local reply = st.error_reply(queue[i], "cancel", "recipient-unavailable");
11997
1ea01660c79a mod_smacks: Refactor, simplify, optimize
Kim Alvefur <zash@zash.se>
parents: 11996
diff changeset
401 core_process_stanza(session, reply);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
402 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
403 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
404 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
405 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
406 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
407
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
408 -- 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
409 -- 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
410 -- 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
411 local function get_stanza_id(stanza, by_jid)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
412 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
413 if tag.attr.by == by_jid then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
414 return tag.attr.id;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
415 end
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 return nil;
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 module:hook("delivery/failure", function(event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
420 local session, stanza = event.session, event.stanza;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
421 -- Only deal with authenticated (c2s) sessions
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
422 if session.username then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
423 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
424 ( 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
425 -- 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
426 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
427 if mam_result ~= nil then
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
428 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
429 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
430 -- 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
431 -- 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
432 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
433 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
434 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
435 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
436 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
437 -- 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
438 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
439 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
440 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
441 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
442 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
443 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
444 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
445 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
446 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
447 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
448
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
449 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
450 local session = event.session;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
451 if session.smacks then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
452 if not session.resumption_token then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
453 local queue = session.outgoing_stanza_queue;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
454 if #queue > 0 then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
455 session.log("debug", "Destroying session with %d unacked stanzas", #queue);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
456 handle_unacked_stanzas(session);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
457 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
458 else
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
459 session.log("debug", "mod_smacks hibernating session for up to %d seconds", resume_timeout);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
460 local hibernate_time = os_time(); -- Track the time we went into hibernation
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
461 session.hibernating = hibernate_time;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
462 local resumption_token = session.resumption_token;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
463 module:fire_event("smacks-hibernation-start", {origin = session, queue = session.outgoing_stanza_queue});
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
464 timer.add_task(resume_timeout, function ()
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
465 session.log("debug", "mod_smacks hibernation timeout reached...");
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
466 -- We need to check the current resumption token for this resource
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
467 -- matches the smacks session this timer is for in case it changed
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
468 -- (for example, the client may have bound a new resource and
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
469 -- started a new smacks session, or not be using smacks)
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
470 local curr_session = prosody.full_sessions[session.full_jid];
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
471 if session.destroyed then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
472 session.log("debug", "The session has already been destroyed");
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
473 elseif curr_session and curr_session.resumption_token == resumption_token
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
474 -- Check the hibernate time still matches what we think it is,
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
475 -- otherwise the session resumed and re-hibernated.
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
476 and session.hibernating == hibernate_time then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
477 -- wait longer if the timeout isn't reached because push was enabled for this session
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
478 -- session.first_hibernated_push is the starting point for hibernation timeouts of those push enabled clients
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
479 -- wait for an additional resume_timeout seconds if no push occurred since hibernation at all
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
480 local current_time = os_time();
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
481 local timeout_start = math_max(session.hibernating, session.first_hibernated_push or session.hibernating);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
482 if session.push_identifier ~= nil and not session.first_hibernated_push then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
483 session.log("debug", "No push happened since hibernation started, hibernating session for up to %d extra seconds", resume_timeout);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
484 return resume_timeout;
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 if session.push_identifier ~= nil and current_time-timeout_start < resume_timeout then
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
487 session.log("debug", "A push happened since hibernation started, hibernating session for up to %d extra seconds",
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
488 resume_timeout - (current_time - timeout_start));
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
489 return resume_timeout-(current_time-timeout_start); -- time left to wait
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
490 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
491 session.log("debug", "Destroying session for hibernating too long");
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
492 session_registry.set(session.username, session.resumption_token, nil);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
493 -- save only actual h value and username/host (for security)
12051
c32ef09ab452 mod_smacks: Persist old counter values to storage
Kim Alvefur <zash@zash.se>
parents: 12050
diff changeset
494 old_session_registry:set(session.username, session.resumption_token, {
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
495 h = session.handled_stanza_count,
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
496 });
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
497 session.resumption_token = nil;
12038
4e54334febc1 mod_smacks: Include reason for destroying session on hibernation timeout
Kim Alvefur <zash@zash.se>
parents: 11997
diff changeset
498 sessionmanager.destroy_session(session, "Hibernating too long");
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
499 else
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
500 session.log("debug", "Session resumed before hibernation timeout, all is well")
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
501 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
502 end);
11982
c7c0c40487e2 mod_smacks: Ensure hibernating session is not connected
Kim Alvefur <zash@zash.se>
parents: 11981
diff changeset
503 if session.conn then
c7c0c40487e2 mod_smacks: Ensure hibernating session is not connected
Kim Alvefur <zash@zash.se>
parents: 11981
diff changeset
504 session.conn:close();
c7c0c40487e2 mod_smacks: Ensure hibernating session is not connected
Kim Alvefur <zash@zash.se>
parents: 11981
diff changeset
505 end
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
506 return true; -- Postpone destruction for now
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
507 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
508 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
509 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
510
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
511 local function handle_s2s_destroyed(event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
512 local session = event.session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
513 local queue = session.outgoing_stanza_queue;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
514 if queue and #queue > 0 then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
515 session.log("warn", "Destroying session with %d unacked stanzas", #queue);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
516 if s2s_resend then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
517 for i = 1, #queue do
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
518 module:send(queue[i]);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
519 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
520 session.outgoing_stanza_queue = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
521 else
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
522 handle_unacked_stanzas(session);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
523 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
524 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
525 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
526
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
527 module:hook("s2sout-destroyed", handle_s2s_destroyed);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
528 module:hook("s2sin-destroyed", handle_s2s_destroyed);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
529
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
530 local function get_session_id(session)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
531 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
532 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
533
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
534 function handle_resume(session, stanza, xmlns_sm)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
535 if session.full_jid then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
536 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
537 session.send(st.stanza("failed", { xmlns = xmlns_sm })
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
538 :tag("unexpected-request", { xmlns = xmlns_errors })
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
539 );
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
540 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
541 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
542
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
543 local id = stanza.attr.previd;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
544 local original_session = session_registry.get(session.username, id);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
545 if not original_session then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
546 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
547 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
548 if old_session then
11977
9f7a6f7d13de mod_smacks: Factor out formatting of 'h' value
Kim Alvefur <zash@zash.se>
parents: 11976
diff changeset
549 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
550 :tag("item-not-found", { xmlns = xmlns_errors })
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
551 );
12052
d17b8fcf11c7 mod_smacks: Clear resumption token from persistent storage on resumption
Kim Alvefur <zash@zash.se>
parents: 12051
diff changeset
552 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
553 else
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
554 session.send(st.stanza("failed", { xmlns = xmlns_sm })
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
555 :tag("item-not-found", { xmlns = xmlns_errors })
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
556 );
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
557 end;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
558 elseif session.username == original_session.username
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
559 and session.host == original_session.host then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
560 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
561 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
562 -- 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
563 if original_session.conn then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
564 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
565 local conn = original_session.conn;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
566 c2s_sessions[conn] = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
567 conn:close();
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
568 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
569 local migrated_session_log = session.log;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
570 original_session.ip = session.ip;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
571 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
572 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
573 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
574 original_session.rawsend.conn = original_session.conn;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
575 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
576 original_session.send.session = original_session;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
577 original_session.close = session.close;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
578 original_session.filter = session.filter;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
579 original_session.filter.session = original_session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
580 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
581 original_session.send.filter = original_session.filter;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
582 original_session.stream = session.stream;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
583 original_session.secure = session.secure;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
584 original_session.hibernating = nil;
12046
372ec5cd0f51 mod_smacks: Increment a counter for each resumption
Kim Alvefur <zash@zash.se>
parents: 12045
diff changeset
585 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
586 session.log = original_session.log;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
587 session.type = original_session.type;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
588 wrap_session(original_session, true);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
589 -- 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
590 original_session.stream:set_session(original_session);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
591 -- Similar for connlisteners
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
592 c2s_sessions[session.conn] = original_session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
593
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
594 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
595 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
596
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
597 -- Fake an <a> with the h of the <resume/> from the client
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
598 original_session:dispatch_stanza(st.stanza("a", { xmlns = xmlns_sm,
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
599 h = stanza.attr.h }));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
600
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
601 -- 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
602 -- ...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
603 -- 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
604 -- to the outgoing queue again
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
605 local queue = original_session.outgoing_stanza_queue;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
606 session.log("debug", "resending all unacked stanzas that are still queued after resume, #queue = %d", #queue);
12047
81858fd6f198 mod_smacks: Flag both sessions to prevent duplicating queue on resumption
Kim Alvefur <zash@zash.se>
parents: 12046
diff changeset
607 -- 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
608 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
609 original_session.resending_unacked = true;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
610 for i=1,#queue do
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
611 session.send(queue[i]);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
612 end
12045
a6c821720cb6 mod_smacks: Back out 48f8fa6cea7b - back in a86ae74da96c again
Kim Alvefur <zash@zash.se>
parents: 12044
diff changeset
613 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
614 original_session.resending_unacked = nil;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
615 session.log("debug", "all stanzas resent, now disabling send() in this migrated session, #queue = %d", #queue);
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
616 function session.send(stanza) -- luacheck: ignore 432
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
617 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
618 return false;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
619 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
620 module:fire_event("smacks-hibernation-end", {origin = session, resumed = original_session, queue = queue});
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
621 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
622 else
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
623 module:log("warn", "Client %s@%s[%s] tried to resume stream for %s@%s[%s]",
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
624 session.username or "?", session.host or "?", session.type,
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
625 original_session.username or "?", original_session.host or "?", original_session.type);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
626 session.send(st.stanza("failed", { xmlns = xmlns_sm })
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
627 :tag("not-authorized", { xmlns = xmlns_errors }));
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
628 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
629 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
630 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
631 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
632 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
633
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
634 -- 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
635 -- 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
636 local request_ack_events = {
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
637 ["csi-client-active"] = true;
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
638 ["csi-flushing"] = false;
11938
6da703cb4c04 mod_smacks: Optimize scheduling of ack requests
Kim Alvefur <zash@zash.se>
parents: 11937
diff changeset
639 ["c2s-pre-ondrain"] = false;
6da703cb4c04 mod_smacks: Optimize scheduling of ack requests
Kim Alvefur <zash@zash.se>
parents: 11937
diff changeset
640 ["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
641 };
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
642
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
643 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
644 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
645 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
646 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
647 end);
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
648 end
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
649
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
650 local function handle_read_timeout(event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
651 local session = event.session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
652 if session.smacks then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
653 if session.awaiting_ack then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
654 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
655 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
656 session.awaiting_ack_timer = nil;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
657 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
658 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
659 timer.stop(session.delayed_ack_timer);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
660 session.delayed_ack_timer = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
661 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
662 return false; -- Kick the session
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
663 end
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
664 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
665 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
666 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
667 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
668
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
669 module:hook("s2s-read-timeout", handle_read_timeout);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
670 module:hook("c2s-read-timeout", handle_read_timeout);