https://hub.docker.com/repository/docker/sstark2/docker-gcsfuse-implicit-dirs
$ docker run --privileged -it \
-v /path/to/key_file.json:/sec/key.json \
-e GCS_BUCKET=my_bucket \
-e KEY_FILE=/sec/key.json \
-e MOUNT_DIR=/share \
-w /share
blue1st/gcsfuse sh