docker 把容器commit成镜像

「爱情、让人受尽委屈。」 2021-12-21 07:45 459阅读 0赞

该方法是使用docker commit 命令，其命令格式为：

>   docker commit \[OPTIONS\] CONTAINER \[REPOSITORY\[:TAG\]\]

主要参数选项包括：

*  \-a ，–author=”” 作者信息
 *  \-m，–message=”” 提交信息
 *  \-p，–pause=true 提交是暂停容器运行

docker commit +参数 模板容器 构成的镜像

举例：

[root@iZbp16cdvzk4rhl0vn1gedZ ~]# docker run -dit --name aa centos:latest
    Unable to find image 'centos:latest' locally
    latest: Pulling from library/centos
    8ba884070f61: Pull complete 
    Digest: sha256:8d487d68857f5bc9595793279b33d082b03713341ddec91054382641d14db861
    Status: Downloaded newer image for centos:latest c29d6e5a467c11ab34cd4bfd6f3484539711c361310796211db8d1b271ae51f8
    [root@iZbp16cdvzk4rhl0vn1gedZ ~]# docker ps -a
    CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES c29d6e5a467c centos:latest "/bin/bash"              2 minutes ago       Up 2 minutes                                 aa
    957f22f13326        java:latest         "java -jar -Xms256m …"   23 hours ago        Up About an hour    0.0.0.0:8090->8090/tcp mobile
    [root@iZbp16cdvzk4rhl0vn1gedZ ~]# docker commit -a "sjj" -m "这是项目一的第一个版本镜像" aa bb:v1.0 4sha256:3b8d26737bcb99aa12ef55c6e9620720b0ad85ecdee9cd52fbb5d5e1a2da2591
    [root@iZbp16cdvzk4rhl0vn1gedZ ~]# docker images
    REPOSITORY TAG IMAGE ID CREATED SIZE bb v1.0                3b8d26737bcb        12 seconds ago      202MB
    centos              latest              9f38484d220f        3 weeks ago         202MB
    java                latest              d23bdf5b1b1b        2 years ago         643MB

[root@iZbp16cdvzk4rhl0vn1gedZ ~]# docker image inspect bb:v1.0
    [
        {
            "Id": "sha256:3b8d26737bcb99aa12ef55c6e9620720b0ad85ecdee9cd52fbb5d5e1a2da2591",
            "RepoTags": [
                "bb:v1.0"
            ],
            "RepoDigests": [],
            "Parent": "sha256:9f38484d220fa527b1fb19747638497179500a1bed8bf0498eb788229229e6e1",
            "Comment": "这是项目一的第一个版本镜像", "Created": "2019-04-09T10:30:00.512844021Z",
            "Container": "c29d6e5a467c11ab34cd4bfd6f3484539711c361310796211db8d1b271ae51f8",
            "ContainerConfig": {
                "Hostname": "c29d6e5a467c",
                "Domainname": "",
                "User": "",
                "AttachStdin": false,
                "AttachStdout": false,
                "AttachStderr": false,
                "Tty": true,
                "OpenStdin": true,
                "StdinOnce": false,
                "Env": [
                    "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
                ],
                "Cmd": [
                    "/bin/bash"
                ],
                "ArgsEscaped": true,
                "Image": "centos:latest",
                "Volumes": null,
                "WorkingDir": "",
                "Entrypoint": null,
                "OnBuild": null,
                "Labels": {
                    "org.label-schema.build-date": "20190305",
                    "org.label-schema.license": "GPLv2",
                    "org.label-schema.name": "CentOS Base Image",
                    "org.label-schema.schema-version": "1.0",
                    "org.label-schema.vendor": "CentOS"
                }
            },
            "DockerVersion": "18.09.2",
            "Author": "sjj", "Config": {
                "Hostname": "c29d6e5a467c",
                "Domainname": "",
                "User": "",
                "AttachStdin": false,
                "AttachStdout": false,
                "AttachStderr": false,
                "Tty": true,
                "OpenStdin": true,
                "StdinOnce": false,
                "Env": [
                    "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
                ],
                "Cmd": [
                    "/bin/bash"
                ],
                "ArgsEscaped": true,
                "Image": "centos:latest",
                "Volumes": null,
                "WorkingDir": "",
                "Entrypoint": null,
                "OnBuild": null,
                "Labels": {
                    "org.label-schema.build-date": "20190305",
                    "org.label-schema.license": "GPLv2",
                    "org.label-schema.name": "CentOS Base Image",
                    "org.label-schema.schema-version": "1.0",
                    "org.label-schema.vendor": "CentOS"
                }
            },
            "Architecture": "amd64",
            "Os": "linux",
            "Size": 201782942,
            "VirtualSize": 201782942,
            "GraphDriver": {
                "Data": {
                    "MergedDir": "/var/lib/docker/overlay2/71f5125fb1a5fe97559dce70e96bcef490ca3b80e84f89304e9cf31970633b44/merged",
                    "UpperDir": "/var/lib/docker/overlay2/71f5125fb1a5fe97559dce70e96bcef490ca3b80e84f89304e9cf31970633b44/diff",
                    "WorkDir": "/var/lib/docker/overlay2/71f5125fb1a5fe97559dce70e96bcef490ca3b80e84f89304e9cf31970633b44/work"
                },
                "Name": "overlay2"
            },
            "RootFS": {
                "Type": "layers",
                "Layers": [
                    "sha256:d69483a6face4499acb974449d1303591fcbb5cdce5420f36f8a6607bda11854"
                ]
            },
            "Metadata": {
                "LastTagTime": "2019-04-09T18:30:00.521570076+08:00"
            }
        }
    ]

转载于:https://www.cnblogs.com/shijunjie/p/10678837.html