prosodyctl check: Warn about invalid domain names in the config file
This ensures that domain names of virtual hosts and components are valid in
XMPP, and that they are encoded correctly.
local set = require "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_number("turn_external_port", 3478);
local ttl = module:get_option_number("turn_external_ttl", 86400);
local tcp = module:get_option_boolean("turn_external_tcp", false);
local tls_port = module:get_option_number("turn_external_tls_port");
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