net.unbound: Move libunbound initialization into a function
Prepare for lazy-loading it.
--- a/net/unbound.lua Tue Jan 05 21:04:06 2021 +0100
+++ b/net/unbound.lua Tue Jan 05 21:36:04 2021 +0100
@@ -54,9 +54,13 @@
end);
end
-local unbound = libunbound.new(unbound_config);
+local unbound, server_conn;
-local server_conn = connect_server(unbound, net_server);
+local function initialize()
+ unbound = libunbound.new(unbound_config);
+ server_conn = connect_server(unbound, net_server);
+end
+initialize();
local answer_mt = {
__tostring = function(self)
@@ -154,8 +158,7 @@
local function purge()
for id in pairs(waiting_queries) do cancel(id); end
if server_conn then server_conn:close(); end
- unbound = libunbound.new(unbound_config);
- server_conn = connect_server(unbound, net_server);
+ initialize();
return true;
end