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view mod_log_events_by_memory/mod_log_events_by_memory.lua @ 5354:39d59d857bfb

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mod_http_oauth2: Use new mod_cron API for periodic cleanup Less frequent but this isn't that important after all since, as the comment states, expired codes are not usable anyway. They're also not that large so memory usage probably doesn't matter.
author Kim Alvefur <zash@zash.se>
date Sat, 22 Apr 2023 11:59:52 +0200
parents 5fe34e5f9829
children
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module:set_global();

local treshold = module:get_option_number("log_memory_threshold", 20*1024);

function event_wrapper(handlers, event_name, event_data)
	local memory_before = collectgarbage("count")*1024;
	local ret = handlers(event_name, event_data);
	local memory_after = collectgarbage("count")*1024;
	if (memory_after - memory_before) > treshold then
		module:log("warn", "Memory increased by %g bytes while processing event '%s'", (memory_after - memory_before), event_name);
	end
	return ret;
end

local http_events = require "net.http.server"._events;
module:wrap_object_event(http_events, false, event_wrapper);

module:wrap_event(false, event_wrapper);
function module.add_host(module)
	module:wrap_event(false, event_wrapper);
end