Mercurial > prosody-modules
annotate mod_reload_components/mod_reload_components.lua @ 5648:c217f4edfc4f
misc/mtail: Start of an mtail config
Stashing it here in case anyone wants to continue working on it.
Currently it's only counting log messages by level.
Due to the permissions set by systemd on Prosody logs, mtail never
managed to start correctly until permissions were manually relaxed.
author | Kim Alvefur <zash@zash.se> |
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date | Sun, 17 Sep 2023 13:36:30 +0200 |
parents | 85d04dd87f14 |
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1 module:set_global(); |
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2 |
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3 local configmanager = require "core.configmanager"; |
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4 local hostmanager = require"core.hostmanager"; |
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5 |
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6 local function reload_components() |
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7 |
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8 --- Check if host configuration is a component |
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9 --- @param h hostname |
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10 local function config_is_component(h) |
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11 return h ~= nil and configmanager.get(h, "component_module") ~= nil; -- If a host has a component module defined within it, then it is a component |
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12 end; |
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13 |
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14 --- Check if host / component configuration is active |
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15 --- @param h hostname / component name |
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16 local function component_is_new(h) |
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17 return h ~= "*" and not hosts[h]; -- If a host is not defined in hosts and it is not global, then it is new |
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18 end |
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19 |
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20 --- Search for new components that are not activated |
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21 for h, c in pairs(configmanager.getconfig()) do |
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22 if config_is_component(h) and component_is_new(h) then |
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23 module:log ("debug", "Loading new component %s", h ); |
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24 hostmanager.activate(h, c); |
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25 end |
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26 end |
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27 |
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28 --- Search for active components that are not enabled in the configmanager anymore |
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29 local enabled = {} |
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30 for h in pairs(configmanager.getconfig()) do |
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31 enabled[h] = true; -- Set true if it is defined in the configuration file |
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32 end |
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33 for h, c in pairs(hosts) do |
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34 if not enabled[h] then -- Deactivate if not present in the configuration file |
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35 hostmanager.deactivate(h,c); |
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36 end |
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37 end |
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38 end |
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39 |
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40 module:hook("config-reloaded", reload_components); |