util.startup: Back out 598df17b8ebb
Broke signal handling again, such that an early s2s connection results
in libunbound catching signals and getting Prosody killed on e.g. SIGHUP
This returns to the situation where prosody --daemonize does not respond
to signals.
local set = require "prosody.util.set";
local secret = module:get_option_string("turn_external_secret");
local host = module:get_option_string("turn_external_host", module.host);
local user = module:get_option_string("turn_external_user");
local port = module:get_option_integer("turn_external_port", 3478, 1, 65535);
local ttl = module:get_option_period("turn_external_ttl", "1 day");
local tcp = module:get_option_boolean("turn_external_tcp", false);
local tls_port = module:get_option_integer("turn_external_tls_port", nil, 1, 65535);
if not secret then
module:log_status("error", "Failed to initialize: the 'turn_external_secret' option is not set in your configuration");
return;
end
local services = set.new({ "stun-udp"; "turn-udp" });
if tcp then
services:add("stun-tcp");
services:add("turn-tcp");
end
if tls_port then
services:add("turns-tcp");
end
module:depends "external_services";
for _, type in ipairs({ "stun"; "turn"; "turns" }) do
for _, transport in ipairs({"udp"; "tcp"}) do
if services:contains(type .. "-" .. transport) then
module:add_item("external_service", {
type = type;
transport = transport;
host = host;
port = type == "turns" and tls_port or port;
username = type == "turn" and user or nil;
secret = type == "turn" and secret or nil;
ttl = type == "turn" and ttl or nil;
})
end
end
end