{ "experimental": true, "debug": true, "log-level": "info", "registry-mirrors": ["https://mirror.gcr.io"], "insecure-registries": [ "127.0.0.1" ], "hosts": [ "unix:///var/run/docker.sock", "tcp://0.0.0.0:2375" ], "tls": DOCKER_TLSENABLE, "tlscacert": "DOCKER_TLSCACERT", "tlscert": "DOCKER_TLSCERT", "tlskey": "DOCKER_TLSKEY" }