net.adns: Reduce 'Exhausted all servers' message to warning
It happens often and generally doesn't require admin intervention.
--- a/net/adns.lua Tue Nov 24 10:46:53 2020 +0000
+++ b/net/adns.lua Tue Dec 08 15:49:25 2020 +0000
@@ -43,7 +43,7 @@
log("warn", "DNS socket for %s disconnected: %s", peername, err);
local servers = resolver.server;
if resolver.socketset[conn] == resolver.best_server and resolver.best_server == #servers then
- log("error", "Exhausted all %d configured DNS servers, next lookup will try %s again", #servers, servers[1]);
+ log("warn", "Exhausted all %d configured DNS servers, next lookup will try %s again", #servers, servers[1]);
end
resolver:servfail(conn); -- Let the magic commence