docker inspect

1-script.sh

docker inspect openjdk:10-jre-slim

2-result.json

[
    {
        "Id": "sha256:db940540aead08d0c767d09a2a5c6ec119c616f79836c7ac0780df334a213a62",
        "RepoTags": [
            "openjdk:10-jre-slim"
        ],
        "RepoDigests": [
            "openjdk@sha256:50c7256b6c55cca9bcbfeafd2ac43cbd7744390e3733abfd1f9cf4b3e4870117"
        ],
        "Parent": "",
        "Comment": "",
        "Created": "2018-09-05T01:21:12.463570041Z",
        "Container": "fd50e399efb30a18c5c3be959f5310402c6b5af700fbe54d1ad3bf11a82edb4c",
        "ContainerConfig": {
            "Hostname": "",
            "Domainname": "",
            "User": "",
            "AttachStdin": false,
            "AttachStdout": false,
            "AttachStderr": false,
            "Tty": false,
            "OpenStdin": false,
            "StdinOnce": false,
            "Env": [
                "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
                "LANG=C.UTF-8",
                "JAVA_HOME=/docker-java-home",
                "JAVA_VERSION=10.0.2+13",
                "JAVA_DEBIAN_VERSION=10.0.2+13-1"
            ],
            "Cmd": [
                "/bin/sh",
                "-c",
                "set -ex; \t\tif [ ! -d /usr/share/man/man1 ]; then \t\tmkdir -p /usr/share/man/man1; \tfi; \t\tln -svT /docker-java-home/bin/java /usr/local/bin/java; \t\tapt-get update; \tapt-get install -y --no-install-recommends \t\topenjdk-10-jre-headless=\"$JAVA_DEBIAN_VERSION\" \t; \trm -rf /var/lib/apt/lists/*; \t\trm -v /usr/local/bin/java; \t\t[ \"$(readlink -f \"$JAVA_HOME\")\" = \"$(docker-java-home)\" ]; \t\tupdate-alternatives --get-selections | awk -v home=\"$(readlink -f \"$JAVA_HOME\")\" 'index($3, home) == 1 { $2 = \"manual\"; print | \"update-alternatives --set-selections\" }'; \tupdate-alternatives --query java | grep -q 'Status: manual'"
            ],
            "ArgsEscaped": true,
            "Image": "sha256:088b305713efbd6c52c246e2cacd922400068ecbb03a54ebba3d228d06840b5d",
            "Volumes": null,
            "WorkingDir": "",
            "Entrypoint": null,
            "OnBuild": [],
            "Labels": null
        },
        "DockerVersion": "17.06.2-ce",
        "Author": "",
        "Config": {
            "Hostname": "",
            "Domainname": "",
            "User": "",
            "AttachStdin": false,
            "AttachStdout": false,
            "AttachStderr": false,
            "Tty": false,
            "OpenStdin": false,
            "StdinOnce": false,
            "Env": [
                "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
                "LANG=C.UTF-8",
                "JAVA_HOME=/docker-java-home",
                "JAVA_VERSION=10.0.2+13",
                "JAVA_DEBIAN_VERSION=10.0.2+13-1"
            ],
            "Cmd": [
                "bash"
            ],
            "ArgsEscaped": true,
            "Image": "sha256:088b305713efbd6c52c246e2cacd922400068ecbb03a54ebba3d228d06840b5d",
            "Volumes": null,
            "WorkingDir": "",
            "Entrypoint": null,
            "OnBuild": [],
            "Labels": null
        },
        "Architecture": "amd64",
        "Os": "linux",
        "Size": 293069448,
        "VirtualSize": 293069448,
        "GraphDriver": {
            "Data": {
                "LowerDir": "/var/lib/docker/overlay2/84dcce2df5a20f91f1e72a636289a9516595ee95d02d4dd14475ce961b07a30f/diff:/var/lib/docker/overlay2/af5e85dab3945948114ae4806d02de4e03b4a1492a89f69894cf4b7743779ec3/diff:/var/lib/docker/overlay2/fdf612525475f7c4d555958ceb81179f67db88f8b0c8cd78eb942580d4d29c38/diff:/var/lib/docker/overlay2/ba8da64d0ba3a08eb57b63292ed3ca14fbef2189663004d6097a26cd4749830b/diff",
                "MergedDir": "/var/lib/docker/overlay2/c9c2904937bb9fea2a36f8e791539fa71141b95aafa66f6f00b037e4a415ea8e/merged",
                "UpperDir": "/var/lib/docker/overlay2/c9c2904937bb9fea2a36f8e791539fa71141b95aafa66f6f00b037e4a415ea8e/diff",
                "WorkDir": "/var/lib/docker/overlay2/c9c2904937bb9fea2a36f8e791539fa71141b95aafa66f6f00b037e4a415ea8e/work"
            },
            "Name": "overlay2"
        },
        "RootFS": {
            "Type": "layers",
            "Layers": [
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                "sha256:0854ef12fba3082fb63105da01607d478a0d34e11a1efe5b8b7fbcee4c368234",
                "sha256:31527c585875db5113698498330813f8ddab6bfb36014896d09e84d2d1b88dd2",
                "sha256:37836368d9914c574e975810c742f693f3b246f55e8747b754f4529abb9d2549"
            ]
        },
        "Metadata": {
            "LastTagTime": "0001-01-01T00:00:00Z"
        }
    }
]