File

mod_persisthosts/mod_persisthosts.lua @ 5671: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>
date Sun, 17 Sep 2023 13:36:30 +0200
parent 2447:366fadb5c6e5
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-- mod_persisthosts
module:set_global();

local set = require"util.set";
local stat = require"lfs".attributes;
local resolve_relative_path = require"core.configmanager".resolve_relative_path;

local vhost_path = module:get_option_string("persisthosts_path", "conf.d");
local path_pattern = resolve_relative_path(prosody.paths.config, vhost_path) .. "/%s.cfg.lua";

local original = set.new();
original:include(prosody.hosts);

module:hook("host-activated", function(host)
	if not original:contains(host) then
		local path = path_pattern:format(host);
		if not stat(path) then
			local fh, err = io.open(path, "w");
			if fh then
				fh:write(("VirtualHost%q\n"):format(host));
				module:fire_event("host-persisted", { host = host, file = fh });
				fh:close();
				module:log("info", "Config file for host '%s' created", host);
			else
				module:log("error", "Could not open '%s' for writing: %s", path, err or "duno");
			end
		else
			module:log("debug", "File '%s' existed already", path);
		end
	else
		module:log("debug", "VirtualHost '%s' existed already", host);
	end
end);