vi /etc/docker/daemon.json

{
    "hosts":[
        "tcp://0.0.0.0:2375",
        "unix:///var/run/docker.sock"
    ],
    "insecure-registries":[
        "develop-harbor.geostar.com.cn",
        "test-harbor.geostar.com.cn",
        "release-harbor.geostar.com.cn"
    ]
}