prosody-modules: mod_presence_cache/mod_presence

annotate mod_presence_cache/mod_presence_cache.lua @ 4919:347e34c3c7e2

mod_rest: Improve error handling during format mapping Prevents e.g. a nil, error return going directly into e.g. json encoding, resulting in "null" being returned. Further handling improvements down the line is needed.

author	Kim Alvefur <zash@zash.se>
date	Thu, 07 Apr 2022 17:49:08 +0200
parents	830a01443a2f
children

rev	line source
2176 b76b062e77db mod_presence_cache: Add copyright header Kim Alvefur <zash@zash.se> parents: 2175 diff changeset	1 -- XEP-0280: Message Carbons implementation for Prosody
b76b062e77db mod_presence_cache: Add copyright header Kim Alvefur <zash@zash.se> parents: 2175 diff changeset	2 -- Copyright (C) 2015-2016 Kim Alvefur
b76b062e77db mod_presence_cache: Add copyright header Kim Alvefur <zash@zash.se> parents: 2175 diff changeset	3 --
b76b062e77db mod_presence_cache: Add copyright header Kim Alvefur <zash@zash.se> parents: 2175 diff changeset	4 -- This file is MIT/X11 licensed.
b76b062e77db mod_presence_cache: Add copyright header Kim Alvefur <zash@zash.se> parents: 2175 diff changeset	5
1952 9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	6 local is_contact_subscribed = require"core.rostermanager".is_contact_subscribed;
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	7 local jid_split = require"util.jid".split;
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	8 local jid_bare = require"util.jid".bare;
3183 b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	9 local jid_host = require"util.jid".host;
1952 9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	10 local st = require"util.stanza";
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	11 local datetime = require"util.datetime";
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	12 local cache = require "util.cache";
1952 9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	13
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	14 local cache_size = module:get_option_number("presence_cache_size", 100);
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	15
2175 cc0cf6748885 mod_presence_cache: Also cache the 'show' value Kim Alvefur <zash@zash.se> parents: 2153 diff changeset	16 local bare_cache = {}; -- [username NUL bare_jid] = { [full_jid] = { timestamp, ... } }
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	17
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	18 local function on_evict(cache_key)
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	19 local bare_cache_key = cache_key:match("^%Z+%z[^/]+");
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	20 local full_jid = cache_key:match("%z(.*)$");
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	21 local jids = bare_cache[bare_cache_key];
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	22
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	23 if jids then
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	24 jids[full_jid] = nil;
2153 aa24d49c47ef mod_presence_cache: Only check set set is empty if it exists Kim Alvefur <zash@zash.se> parents: 2152 diff changeset	25 if next(jids) == nil then
aa24d49c47ef mod_presence_cache: Only check set set is empty if it exists Kim Alvefur <zash@zash.se> parents: 2152 diff changeset	26 bare_cache[bare_cache_key] = nil;
aa24d49c47ef mod_presence_cache: Only check set set is empty if it exists Kim Alvefur <zash@zash.se> parents: 2152 diff changeset	27 end
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	28 end
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	29 end
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	30
2152 bb4a2e4b7ba7 mod_presence_cache: Forget about cached presence when receiving unavailable Kim Alvefur <zash@zash.se> parents: 2147 diff changeset	31 -- used indirectly for the on_evict callback
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	32 local presence_cache = cache.new(cache_size, on_evict);
1952 9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	33
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	34 local function cache_hook(event)
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	35 local origin, stanza = event.origin, event.stanza;
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	36 local typ = stanza.attr.type;
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	37 module:log("debug", "Cache hook, got %s from a %s", stanza:top_tag(), origin.type);
2145 f965f86a5cad mod_presence_cache: Check stanzas only from s2sin (not needed, even with mod_bidi) Kim Alvefur <zash@zash.se> parents: 2123 diff changeset	38 if origin.type == "s2sin" and ( typ == nil or typ == "unavailable" ) then
1952 9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	39
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	40 local contact_full = stanza.attr.from;
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	41 local contact_bare = jid_bare(contact_full);
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	42 local username, host = jid_split(stanza.attr.to);
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	43
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	44 if not is_contact_subscribed(username, host, contact_bare) then
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	45 module:log("debug", "Presence from jid not in roster");
1952 9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	46 return;
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	47 end
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	48
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	49 local cache_key = username .. "\0" .. contact_full;
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	50 local bare_cache_key = username .. "\0" .. contact_bare;
2152 bb4a2e4b7ba7 mod_presence_cache: Forget about cached presence when receiving unavailable Kim Alvefur <zash@zash.se> parents: 2147 diff changeset	51
bb4a2e4b7ba7 mod_presence_cache: Forget about cached presence when receiving unavailable Kim Alvefur <zash@zash.se> parents: 2147 diff changeset	52 local jids = bare_cache[bare_cache_key];
bb4a2e4b7ba7 mod_presence_cache: Forget about cached presence when receiving unavailable Kim Alvefur <zash@zash.se> parents: 2147 diff changeset	53
bb4a2e4b7ba7 mod_presence_cache: Forget about cached presence when receiving unavailable Kim Alvefur <zash@zash.se> parents: 2147 diff changeset	54 if typ == "unavailable" then -- remove from cache
bb4a2e4b7ba7 mod_presence_cache: Forget about cached presence when receiving unavailable Kim Alvefur <zash@zash.se> parents: 2147 diff changeset	55 presence_cache:set(cache_key, nil);
bb4a2e4b7ba7 mod_presence_cache: Forget about cached presence when receiving unavailable Kim Alvefur <zash@zash.se> parents: 2147 diff changeset	56 on_evict(cache_key);
bb4a2e4b7ba7 mod_presence_cache: Forget about cached presence when receiving unavailable Kim Alvefur <zash@zash.se> parents: 2147 diff changeset	57 return;
bb4a2e4b7ba7 mod_presence_cache: Forget about cached presence when receiving unavailable Kim Alvefur <zash@zash.se> parents: 2147 diff changeset	58 end
bb4a2e4b7ba7 mod_presence_cache: Forget about cached presence when receiving unavailable Kim Alvefur <zash@zash.se> parents: 2147 diff changeset	59
2175 cc0cf6748885 mod_presence_cache: Also cache the 'show' value Kim Alvefur <zash@zash.se> parents: 2153 diff changeset	60 local presence_bits = {
cc0cf6748885 mod_presence_cache: Also cache the 'show' value Kim Alvefur <zash@zash.se> parents: 2153 diff changeset	61 stamp = datetime.datetime();
cc0cf6748885 mod_presence_cache: Also cache the 'show' value Kim Alvefur <zash@zash.se> parents: 2153 diff changeset	62 show = stanza:get_child_text("show");
cc0cf6748885 mod_presence_cache: Also cache the 'show' value Kim Alvefur <zash@zash.se> parents: 2153 diff changeset	63 };
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	64 if jids then
2175 cc0cf6748885 mod_presence_cache: Also cache the 'show' value Kim Alvefur <zash@zash.se> parents: 2153 diff changeset	65 jids[contact_full] = presence_bits;
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	66 else
2175 cc0cf6748885 mod_presence_cache: Also cache the 'show' value Kim Alvefur <zash@zash.se> parents: 2153 diff changeset	67 jids = { [contact_full] = presence_bits };
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	68 bare_cache[bare_cache_key] = jids;
1952 9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	69 end
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	70 presence_cache:set(cache_key, true);
1952 9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	71 end
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	72 end
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	73
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	74 module:hook("presence/bare", cache_hook, 10);
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	75 -- module:hook("presence/full", cache_hook, 10);
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	76
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	77 local function answer_probe_from_cache(event)
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	78 local origin, stanza = event.origin, event.stanza;
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	79 if stanza.attr.type ~= "probe" then return; end
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	80
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	81 local username = origin.username;
1952 9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	82 local contact_bare = stanza.attr.to;
2292 54f44365a378 mod_presence_cache: Ignore stanzas to self (fixes traceback on probe to self) Kim Alvefur <zash@zash.se> parents: 2176 diff changeset	83 if not contact_bare then return; end -- probe to self
1952 9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	84
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	85 local bare_cache_key = username .. "\0" .. contact_bare;
1952 9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	86
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	87 local cached = bare_cache[bare_cache_key];
ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	88 if not cached then return end
3373 322e8e7ba7d4 mod_presence_cache: Set delay source to bare JID instead of host Kim Alvefur <zash@zash.se> parents: 3183 diff changeset	89 local user_bare = jid_bare(origin.full_jid);
2175 cc0cf6748885 mod_presence_cache: Also cache the 'show' value Kim Alvefur <zash@zash.se> parents: 2153 diff changeset	90 for jid, presence_bits in pairs(cached) do
2147 ed2bb50d4f91 mod_presence_cache: Switch to using util.cache for limiting size of cache Kim Alvefur <zash@zash.se> parents: 2146 diff changeset	91 local presence = st.presence({ to = origin.full_jid, from = jid })
2175 cc0cf6748885 mod_presence_cache: Also cache the 'show' value Kim Alvefur <zash@zash.se> parents: 2153 diff changeset	92 if presence_bits.show then
cc0cf6748885 mod_presence_cache: Also cache the 'show' value Kim Alvefur <zash@zash.se> parents: 2153 diff changeset	93 presence:tag("show"):text(presence_bits.show):up();
cc0cf6748885 mod_presence_cache: Also cache the 'show' value Kim Alvefur <zash@zash.se> parents: 2153 diff changeset	94 end
cc0cf6748885 mod_presence_cache: Also cache the 'show' value Kim Alvefur <zash@zash.se> parents: 2153 diff changeset	95 if presence_bits.stamp then
3373 322e8e7ba7d4 mod_presence_cache: Set delay source to bare JID instead of host Kim Alvefur <zash@zash.se> parents: 3183 diff changeset	96 presence:tag("delay", { xmlns = "urn:xmpp:delay", from = user_bare, stamp = presence_bits.stamp }):up();
2175 cc0cf6748885 mod_presence_cache: Also cache the 'show' value Kim Alvefur <zash@zash.se> parents: 2153 diff changeset	97 end
1952 9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	98 origin.send(presence);
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	99 end
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	100 end
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	101
9d0c33ebbcc5 mod_presence_cache: Cache incoming presence broadcasts in order to get clients up to speed with who is online faster Kim Alvefur <zash@zash.se> parents: diff changeset	102 module:hook("pre-presence/bare", answer_probe_from_cache, 10);
3183 b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	103
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	104 local function clear_cache_from_s2s(remote, reason)
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	105 if not remote then return end
3760 830a01443a2f mod_presence_cache: Fix traceback due to changes in trunk Kim Alvefur <zash@zash.se> parents: 3373 diff changeset	106 -- FIXME Ignore if connection closed for being idle
3183 b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	107
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	108 module:log("debug", "Dropping cached presence from host %s", remote);
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	109
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	110 for bare, cached in pairs(bare_cache) do
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	111 if jid_host(bare) == remote then
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	112 for jid in pairs(cached) do
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	113 presence_cache:set(jid, nil);
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	114 end
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	115 bare_cache[bare] = nil;
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	116 end
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	117 end
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	118 end
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	119
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	120 module:hook("s2sin-destroyed", function (event)
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	121 return clear_cache_from_s2s(event.session.from_host, event.reason);
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	122 end);
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	123
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	124 module:hook("s2sout-destroyed", function (event)
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	125 return clear_cache_from_s2s(event.session.to_host, event.reason);
b718092e442f mod_presence_cache: Forget cached presence on s2s close Kim Alvefur <zash@zash.se> parents: 2292 diff changeset	126 end);

Mercurial > prosody-modules

annotate mod_presence_cache/mod_presence_cache.lua @ 4919:347e34c3c7e2