gdns is a dns proxy server
- support forward the query by rule, different domains use different upstream server
- support ip black list
- support google https dns
go get github.com/fangdingjun/gdns
cp $GOPATH/src/github.com/fangdingjun/gdns/config_example.yaml config.yaml
vim config.yaml
$GOPATH/bin/gdns -c config.yaml