Mercurial > prosody-modules
annotate mod_reload_components/mod_reload_components.lua @ 3656:3e0f4d727825
mod_vcard_muc: Add an alternative method of signaling avatar change
When the avatar has been changed, a signal is sent that the room
configuration has changed. Clients then do a disco#info query to find
the SHA-1 of the new avatar. They can then fetch it as before, or not if
they have it cached already.
This is meant to be less disruptive than signaling via presence, which
caused problems for some clients.
If clients transition to the new method, the old one can eventually be removed.
The namespace is made up while waiting for standardization.
Otherwise it is very close to what's described in
https://xmpp.org/extensions/inbox/muc-avatars.html
author | Kim Alvefur <zash@zash.se> |
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date | Sun, 25 Aug 2019 20:46:43 +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); |