annotate mod_auto_activate_hosts/mod_auto_activate_hosts.lua @ 5122:25f39ceccbca

mod_rest/README: Fix XML well-formedness in example (thanks drsnuggles)
author Kim Alvefur <zash@zash.se>
date Sat, 31 Dec 2022 15:32:25 +0100
parents 8b7bca07f5c0
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1006
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
1 module:set_global();
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
2
1818
8b7bca07f5c0 mod_auto_activate_hosts: Import hostmanager (thanks mt)
Kim Alvefur <zash@zash.se>
parents: 1343
diff changeset
3 local hostmanager = require"core.hostmanager";
8b7bca07f5c0 mod_auto_activate_hosts: Import hostmanager (thanks mt)
Kim Alvefur <zash@zash.se>
parents: 1343
diff changeset
4
1006
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
5 local array = require "util.array";
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
6 local set = require "util.set";
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
7 local it = require "util.iterators";
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
8 local config = require "core.configmanager";
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
9
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10 local function host_not_global(host)
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
11 return host ~= "*";
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
12 end
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
13
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
14 local function host_is_enabled(host)
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15 return config.get(host, "enabled") ~= false;
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
16 end
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
17
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
18 function handle_reload()
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
19 local new_config = config.getconfig();
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
20 local active_hosts = set.new(array.collect(it.keys(prosody.hosts)):filter(host_not_global));
1013
8285c3502100 mod_auto_activate_hosts: Don't activate * when the config is reloaded
Matthew Wild <mwild1@gmail.com>
parents: 1006
diff changeset
21 local enabled_hosts = set.new(array.collect(it.keys(new_config)):filter(host_is_enabled):filter(host_not_global));
1006
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
22 local need_to_activate = enabled_hosts - active_hosts;
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
23 local need_to_deactivate = active_hosts - enabled_hosts;
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1013
diff changeset
24
1006
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
25 module:log("debug", "Config reloaded... %d hosts need activating, and %d hosts need deactivating", it.count(need_to_activate), it.count(need_to_deactivate));
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1013
diff changeset
26 module:log("debug", "There are %d enabled and %d active hosts", it.count(enabled_hosts), it.count(active_hosts));
1006
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
27 for host in need_to_deactivate do
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
28 hostmanager.deactivate(host);
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
29 end
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 1013
diff changeset
30
1006
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
31 -- If the lazy loader is loaded, hosts will get activated when they are needed
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
32 if not(getmetatable(prosody.hosts) and getmetatable(prosody.hosts).lazy_loader) then
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
33 for host in need_to_activate do
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
34 hostmanager.activate(host);
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
35 end
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
36 end
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
37 end
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
38
9c88960b0f81 mod_auto_activate_hosts: Automatically activate and deactivate hosts when they are added/removed from the config
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
39 module:hook_global("config-reloaded", handle_reload);