mod_log_ringbuffer: Detach event handlers on logging reload (thanks Menel)
Otherwise the global event handlers accumulate, one added each time
logging is reoladed, and each invocation of the signal or event triggers
one dump of each created ringbuffer.
module:set_global();
local b64_decode = require "util.encodings".base64.decode;
local server = require "net.http.server";
local credentials = module:get_option_string("http_credentials", "username:secretpassword");
local unauthed_endpoints = module:get_option_set("unauthenticated_http_endpoints", { "/http-bind", "/http-bind/" })._items;
module:wrap_object_event(server._events, false, function (handlers, event_name, event_data)
local request = event_data.request;
if event_name ~= "http-error" and request and not unauthed_endpoints[request.path] then
local response = event_data.response;
local headers = request.headers;
if not headers.authorization then
response.headers.www_authenticate = ("Basic realm=%q"):format(module.host.."/"..module.name);
return 401;
end
local user_password = b64_decode(headers.authorization:match("%s(%S*)$"));
if user_password ~= credentials then
return 401;
end
end
return handlers(event_name, event_data);
end);