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annotate mod_reload_modules/mod_reload_modules.lua @ 5672:c74a96dc5d58

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mod_storage_s3: Implement iteration of keyvalue keys (users usually)
author Kim Alvefur <zash@zash.se>
date Sat, 14 Oct 2023 21:41:01 +0200
parents cc14bfec209b
children
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412f62d05a23 mod_reload_modules: Add support for loading/unloading of modules, as well as simply reloading
Matthew Wild <mwild1@gmail.com>
parents: 502
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1 local array, it, set = require "util.array", require "util.iterators", require "util.set";
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524f22ef2c2b mod_reload_modules: Module to, erm, reload modules, on SIGHUP/config reload
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parents:
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2 local mm = require "core.modulemanager";
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3
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4 function reload_all()
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parents: 502
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5 local modules = module:get_option_set("reload_modules", {});
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6 if not modules then
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7 module:log("warn", "No modules listed in the config to reload - set reload_modules to a list");
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8 return;
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9 end
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412f62d05a23 mod_reload_modules: Add support for loading/unloading of modules, as well as simply reloading
Matthew Wild <mwild1@gmail.com>
parents: 502
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10 local configured_modules = module:get_option_inherited_set("modules_enabled", {});
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cc14bfec209b mod_reload_modules: Be aware of component module (thanks Menel)
Kim Alvefur <zash@zash.se>
parents: 3882
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11 local component_module = module:get_option_string("component_module");
cc14bfec209b mod_reload_modules: Be aware of component module (thanks Menel)
Kim Alvefur <zash@zash.se>
parents: 3882
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12 if component_module then
cc14bfec209b mod_reload_modules: Be aware of component module (thanks Menel)
Kim Alvefur <zash@zash.se>
parents: 3882
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13 -- Ensure awareness of the component module so that it is not unloaded
cc14bfec209b mod_reload_modules: Be aware of component module (thanks Menel)
Kim Alvefur <zash@zash.se>
parents: 3882
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14 configured_modules:add(component_module);
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parents: 3882
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15 end
cc14bfec209b mod_reload_modules: Be aware of component module (thanks Menel)
Kim Alvefur <zash@zash.se>
parents: 3882
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16
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3b8f4f3b1718 mod_reload_modules: Ignore removed hosts...
tmolitor <thilo@eightysoft.de>
parents: 3759
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17 -- ignore removed hosts
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tmolitor <thilo@eightysoft.de>
parents: 3759
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18 if not prosody.hosts[module.host] then
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tmolitor <thilo@eightysoft.de>
parents: 3759
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19 module:log("warn", "Ignoring host %s: host was removed...", module.host);
3b8f4f3b1718 mod_reload_modules: Ignore removed hosts...
tmolitor <thilo@eightysoft.de>
parents: 3759
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20 return;
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21 end
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412f62d05a23 mod_reload_modules: Add support for loading/unloading of modules, as well as simply reloading
Matthew Wild <mwild1@gmail.com>
parents: 502
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22 local loaded_modules = set.new(array.collect(it.keys(prosody.hosts[module.host].modules)));
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parents: 502
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23 local need_to_load = set.intersection(configured_modules - loaded_modules, modules);
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parents: 502
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24 local need_to_unload = set.intersection(loaded_modules - configured_modules, modules);
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parents: 502
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26 for module_name in need_to_load do
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Matthew Wild <mwild1@gmail.com>
parents: 502
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27 module:log("debug", "Loading %s", module_name);
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parents: 502
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28 mm.load(module.host, module_name);
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parents: 502
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29 end
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parents: 502
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parents: 502
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31 for module_name in need_to_unload do
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Matthew Wild <mwild1@gmail.com>
parents: 502
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32 module:log("debug", "Unloading %s", module_name);
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parents: 502
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33 mm.unload(module.host, module_name);
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34 end
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parents: 502
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36 modules:exclude(need_to_load+need_to_unload)
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Matthew Wild <mwild1@gmail.com>
parents: 502
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38 for module_name in set.intersection(modules,configured_modules) do
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Matthew Wild <mwild1@gmail.com>
parents: 502
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39 module:log("debug", "Reloading %s", module_name);
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fc08d841a309 mod_reload_modules: Fix a bug introduced in commit 412f62d05a23, which caused mod_reload_modules to... not reload modules
Matthew Wild <mwild1@gmail.com>
parents: 1178
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40 mm.reload(module.host, module_name);
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41 end
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57eb248f6dd3 mod_reload_modules: Accept a list of global modules to reload
Matthew Wild <mwild1@gmail.com>
parents: 1644
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42
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parents: 1644
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43 local global_modules = module:get_option_set("reload_global_modules", {});
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parents: 1644
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44 for module_name in global_modules do
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45 module:log("debug", "Global reload of mod_%s", module_name);
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46 mm.reload("*", module_name);
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parents: 1644
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47 end
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aad0b2df9e6b mod_reload_modules: Use module:hook_global() if available
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parents: 313
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48 end
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parents: 313
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51 if module.hook_global then
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52 module:hook_global("config-reloaded", reload_all);
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53 else -- COMPAT w/pre-0.9
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parents: 313
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54 function module.load()
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parents: 313
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55 prosody.events.add_handler("config-reloaded", reload_all);
aad0b2df9e6b mod_reload_modules: Use module:hook_global() if available
Matthew Wild <mwild1@gmail.com>
parents: 313
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56 end
aad0b2df9e6b mod_reload_modules: Use module:hook_global() if available
Matthew Wild <mwild1@gmail.com>
parents: 313
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57 function module.unload()
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parents: 313
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58 prosody.events.remove_handler("config-reloaded", reload_all);
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59 end
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parents: 313
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60 end