annotate mod_throttle_presence/mod_throttle_presence.lua @ 5680:b43c989fb69c

mod_http_oauth2: Implement introspection endpoint "Tell me about this token"
author Kim Alvefur <zash@zash.se>
date Thu, 25 May 2023 09:31:21 +0200
parents 552faee596b7
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1485
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
1 local filters = require "util.filters";
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
2 local st = require "util.stanza";
162
fe9c4daee076 mod_throttle_presence: Buffer up presence for up to flush_presence_seconds and send latest presence stanzas for each contact at once
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
3
1485
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
4 module:depends("csi");
162
fe9c4daee076 mod_throttle_presence: Buffer up presence for up to flush_presence_seconds and send latest presence stanzas for each contact at once
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
5
1485
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
6 local function presence_filter(stanza, session)
1867
34468d3bfcac mod_throttle_presence: Skip past things that are not stanza objects
Kim Alvefur <zash@zash.se>
parents: 1504
diff changeset
7 if getmetatable(stanza) ~= st.stanza_mt then
34468d3bfcac mod_throttle_presence: Skip past things that are not stanza objects
Kim Alvefur <zash@zash.se>
parents: 1504
diff changeset
8 return stanza; -- Things we don't want to touch
34468d3bfcac mod_throttle_presence: Skip past things that are not stanza objects
Kim Alvefur <zash@zash.se>
parents: 1504
diff changeset
9 end
1504
b8164f18142a mod_throttle_presence: Make sure flushed stanzas get through the filter
Kim Alvefur <zash@zash.se>
parents: 1489
diff changeset
10 if stanza._flush then
b8164f18142a mod_throttle_presence: Make sure flushed stanzas get through the filter
Kim Alvefur <zash@zash.se>
parents: 1489
diff changeset
11 stanza._flush = nil;
b8164f18142a mod_throttle_presence: Make sure flushed stanzas get through the filter
Kim Alvefur <zash@zash.se>
parents: 1489
diff changeset
12 return stanza;
b8164f18142a mod_throttle_presence: Make sure flushed stanzas get through the filter
Kim Alvefur <zash@zash.se>
parents: 1489
diff changeset
13 end
1485
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
14 local buffer = session.presence_buffer;
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
15 local from = stanza.attr.from;
1925
552faee596b7 mod_throttle_presence: Switch if-else statement around to improve readability
Kim Alvefur <zash@zash.se>
parents: 1867
diff changeset
16 if stanza.name == "presence" and (stanza.attr.type == nil or stanza.attr.type == "unavailable") then
552faee596b7 mod_throttle_presence: Switch if-else statement around to improve readability
Kim Alvefur <zash@zash.se>
parents: 1867
diff changeset
17 module:log("debug", "Buffering presence stanza from %s to %s", stanza.attr.from, session.full_jid);
552faee596b7 mod_throttle_presence: Switch if-else statement around to improve readability
Kim Alvefur <zash@zash.se>
parents: 1867
diff changeset
18 buffer[stanza.attr.from] = st.clone(stanza);
552faee596b7 mod_throttle_presence: Switch if-else statement around to improve readability
Kim Alvefur <zash@zash.se>
parents: 1867
diff changeset
19 return nil; -- Drop this stanza (we've stored it for later)
552faee596b7 mod_throttle_presence: Switch if-else statement around to improve readability
Kim Alvefur <zash@zash.se>
parents: 1867
diff changeset
20 else
1485
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
21 local cached_presence = buffer[stanza.attr.from];
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
22 if cached_presence then
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
23 module:log("debug", "Important stanza for %s from %s, flushing presence", session.full_jid, from);
1504
b8164f18142a mod_throttle_presence: Make sure flushed stanzas get through the filter
Kim Alvefur <zash@zash.se>
parents: 1489
diff changeset
24 stanza._flush = true;
b8164f18142a mod_throttle_presence: Make sure flushed stanzas get through the filter
Kim Alvefur <zash@zash.se>
parents: 1489
diff changeset
25 cached_presence._flush = true;
1485
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
26 session.send(cached_presence);
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
27 buffer[stanza.attr.from] = nil;
162
fe9c4daee076 mod_throttle_presence: Buffer up presence for up to flush_presence_seconds and send latest presence stanzas for each contact at once
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
28 end
fe9c4daee076 mod_throttle_presence: Buffer up presence for up to flush_presence_seconds and send latest presence stanzas for each contact at once
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
29 end
1485
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
30 return stanza;
162
fe9c4daee076 mod_throttle_presence: Buffer up presence for up to flush_presence_seconds and send latest presence stanzas for each contact at once
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
31 end
fe9c4daee076 mod_throttle_presence: Buffer up presence for up to flush_presence_seconds and send latest presence stanzas for each contact at once
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
32
1485
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
33 local function throttle_session(event)
1488
ba97f9be4f76 mod_throttle_presence: Fix traceback (thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 1485
diff changeset
34 local session = event.origin;
1485
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
35 if session.presence_buffer then return; end
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
36 module:log("debug", "Suppressing presence updates to %s", session.full_jid);
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
37 session.presence_buffer = {};
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
38 filters.add_filter(session, "stanzas/out", presence_filter);
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
39 end
162
fe9c4daee076 mod_throttle_presence: Buffer up presence for up to flush_presence_seconds and send latest presence stanzas for each contact at once
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
40
1485
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
41 local function restore_session(event)
1488
ba97f9be4f76 mod_throttle_presence: Fix traceback (thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 1485
diff changeset
42 local session = event.origin;
1485
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
43 if not session.presence_buffer then return; end
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
44 filters.remove_filter(session, "stanzas/out", presence_filter);
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
45 module:log("debug", "Flushing buffer for %s", session.full_jid);
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
46 for jid, presence in pairs(session.presence_buffer) do
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
47 session.send(presence);
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
48 end
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
49 session.presence_buffer = nil;
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
50 end
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
51
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
52 module:hook("csi-client-inactive", throttle_session);
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
53 module:hook("csi-client-active", restore_session);