docker-registry : 构建私有镜像
sudo docker run -d -p 5000:5000 registry
sudo docker run -e SETTINGS_FLAVOR=s3 -e AWS_BUCKET=acme-docker -e STORAGE_PATH=/registry -e AWS_KEY=AKIAHSHB43HS3J92MXZ -e AWS_SECRET=xdDowwlK7TJajV1Y7EoOZrmuPEJlHYcNP2k4j49T -e SEARCH_BACKEND=sqlalchemy -p 5000:5000 registry
