docker build -t namecoind-regtest-mode .
docker run -d -it --name namecoind-regtest-mode -p 1111:1111 -p 1112:1112 namecoind-regtest-mode
curl --data '{"jsonrpc": "1.0", "id":"1", "method": "getnetworkinfo", "params": []}' http://root:root@localhost:1112