docker build -t hareg .
docker run -d -P -e SERVICE_DOMAIN="app01:/api" microservice
docker run -d -P -e SERVICE_DOMAIN="app02:/icon" icon
docker run -d \
--name register \
--net=host \
-v ~/.docker:/tls \
-e ETCD_HOST=http://localhost:2379 \
-e DOCKER_HOST=https://localhost:2375 \
-e DOCKER_CERT_PATH=/tls \
hareg