prosody-modules
06fbbd45ba75
mod_statistics_mem/mod_statistics_mem.lua

Find changesets by keywords by author, files, the commit message, revision number or hash, or revset expression.

Software / code / prosody-modules

Annotate

mod_statistics_mem/mod_statistics_mem.lua @ 6302:06fbbd45ba75

mod_cloud_notify: Readme: fix links and labels that were removed in the last commit diff --git a/mod_cloud_notify/README.md b/mod_cloud_notify/README.md --- a/mod_cloud_notify/README.md +++ b/mod_cloud_notify/README.md @@ -1,3 +1,9 @@ +---- +-labels: +-- 'Stage-Beta' +-summary: 'XEP-0357: Cloud push notifications' +---- + # Introduction This module enables support for sending "push notifications" to clients @@ -32,15 +38,15 @@ notification to your device. When your d it will display it or wake up the app so it can connect to XMPP and receive any pending messages. -This protocol is described for developers in \[XEP-0357: Push -Notifications\]. +This protocol is described for developers in [XEP-0357: Push +Notifications]. -For this module to work reliably, you must have \[mod_smacks\], -\[mod_mam\] and \[mod_carbons\] also enabled on your server. +For this module to work reliably, you must have [mod_smacks], +[mod_mam] and [mod_carbons] also enabled on your server. Some clients, notably Siskin and Snikket iOS need some additional extensions that are not currently defined in a standard XEP. To support -these clients, see \[mod_cloud_notify_extensions\]. +these clients, see [mod_cloud_notify_extensions]. # Configuration @@ -58,18 +64,18 @@ these clients, see \[mod_cloud_notify_ex # Internal design notes App servers are notified about offline messages, messages stored by -\[mod_mam\] or messages waiting in the smacks queue. The business rules +[mod_mam] or messages waiting in the smacks queue. The business rules outlined [here](//mail.jabber.org/pipermail/standards/2016-February/030925.html) are all honored[^2]. -To cooperate with \[mod_smacks\] this module consumes some events: +To cooperate with [mod_smacks] this module consumes some events: `smacks-ack-delayed`, `smacks-hibernation-start` and `smacks-hibernation-end`. These events allow this module to send out notifications for messages received while the session is hibernated by -\[mod_smacks\] or even when smacks acknowledgements for messages are +[mod_smacks] or even when smacks acknowledgements for messages are delayed by a certain amount of seconds configurable with the -\[mod_smacks\] setting `smacks_max_ack_delay`. +[mod_smacks] setting `smacks_max_ack_delay`. The `smacks_max_ack_delay` setting allows to send out notifications to clients which aren't already in smacks hibernation state (because the
author Menel <menel@snikket.de>
date Fri, 13 Jun 2025 10:44:37 +0200
parent 1379:403d5cd924eb
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1379
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1 -- Probably Linux-specific memory statistics
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
2
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
3 module:set_global();
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
4
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
5 local human;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
6 do
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
7 local tostring = tostring;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
8 local s_format = string.format;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
9 local m_floor = math.floor;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
10 local m_max = math.max;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
11 local prefixes = "kMGTPEZY";
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
12 local multiplier = 1024;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
13
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
14 function human(num)
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
15 num = tonumber(num) or 0;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
16 local m = 0;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
17 while num >= multiplier and m < #prefixes do
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
18 num = num / multiplier;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
19 m = m + 1;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
20 end
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
21
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
22 return s_format("%0."..m_max(0,3-#tostring(m_floor(num))).."f%sB",
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
23 num, m > 0 and (prefixes:sub(m,m) .. "i") or "");
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
24 end
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
25 end
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
26
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
27
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
28 local pagesize = 4096; -- according to getpagesize()
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
29 module:provides("statistics", {
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
30 statistics = {
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
31 memory_total = { -- virtual memory
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
32 get = function ()
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
33 local statm, err = io.open"/proc/self/statm";
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
34 if statm then
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
35 local total = statm:read"*n";
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
36 statm:close();
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
37 return total * pagesize;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
38 else
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
39 module:log("debug", err);
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
40 end
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
41 end;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
42 tostring = human;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
43 };
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
44 memory_rss = { -- actual in-memory data size
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
45 get = function ()
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
46 local statm, err = io.open"/proc/self/statm";
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
47 if statm then
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
48 statm:read"*n"; -- Total size, ignore
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
49 local rss = statm:read"*n";
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
50 statm:close();
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
51 return rss * pagesize;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
52 else
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
53 module:log("debug", err);
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
54 end
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
55 end;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
56 tostring = human;
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
57 };
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
58 }
403d5cd924eb mod_statistics_mem: Module that collects memory usage stats from /proc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
59 });