based on jmcarbo/consul-router
go build
TARGET=service.consul DOMAIN=edge NS_IP=127.0.0.1 NS_PORT=53 ./srv-proxy
go build -o srv-proxy
docker build -t benschw/srv-proxy .
docker run -d -e TARGET=service.consul -e DOMAIN=edge -p 80:8080 benschw/srv-proxy