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如果想深入了解容器的构建

如果想深入了解容器的构建

作者: Al_不期而遇 | 来源:发表于2019-03-12 11:16 被阅读0次

    [root@centos-ops ~]# docker images;

    REPOSITORY                                 TAG                 IMAGE ID            CREATED             SIZE

    tlh/centos7_web                            v1                  6d90ccf79fbd        16 hours ago        563 MB

    tlhao/static_web                           latest              361a66b91e03        17 hours ago        222 MB

    可以使用 history 命令

    [root@centos-ops ~]# docker history 6d90ccf79fbd        

    IMAGE               CREATED             CREATED BY                                      SIZE                COMMENT

    6d90ccf79fbd        16 hours ago        /bin/sh -c sh /tmp/install.sh                   180 MB              

    9699fe3a7ffc        16 hours ago        /bin/sh -c #(nop) COPY file:4c2f0602d05e35...   832 B               

    e9259d6323f9        16 hours ago        /bin/sh -c #(nop) COPY file:be78dc3730caab...   354 B               

    3daab6707bbc        16 hours ago        /bin/sh -c #(nop)  ENV REFRESHED_AT=2019-0...   0 B                 

    1b6ac74805c5        16 hours ago        /bin/sh -c #(nop)  MAINTAINER Tl Hao "2145...   0 B                 

    4842f0bd3d61        23 months ago       /bin/sh -c #(nop)  LABEL io.openshift.buil...   0 B                 

    <missing>           23 months ago       /bin/sh -c #(nop)  CMD ["base-usage"]           0 B                 

    <missing>           23 months ago       /bin/sh -c #(nop)  ENTRYPOINT ["container-...   0 B                 

    <missing>           23 months ago       /bin/sh -c #(nop)  WORKDIR /opt/app-root/src    0 B                 

    <missing>           23 months ago       /bin/sh -c #(nop) COPY dir:db143564578605b...   3.93 kB             

               23 months ago       /bin/sh -c rpmkeys --importfile:///etc/pk...   191 MB

    <missing>           23 months ago       /bin/sh -c #(nop)  ENV BASH_ENV=/opt/app-r...   0 B                 

    <missing>           23 months ago       /bin/sh -c #(nop) COPY file:92abfe3dd1d63a...   81 B                

    <missing>           23 months ago       /bin/sh -c #(nop)  ENV STI_SCRIPTS_URL=ima...   0 B                 

    <missing>           23 months ago       /bin/sh -c #(nop)  LABEL io.openshift.s2i....   0 B                 

    <missing>           23 months ago       /bin/sh -c #(nop)  MAINTAINER Jakub Hadvig...   0 B                 

    <missing>           2 years ago         /bin/sh -c #(nop)  CMD ["/bin/bash"]            0 B                 

    <missing>           2 years ago         /bin/sh -c #(nop)  LABEL name=CentOS Base ...   0 B                 

    <missing>           2 years ago         /bin/sh -c #(nop) ADD file:940c77b6724c00d...   192 MB              

               2 years ago         /bin/sh -c #(nop)  MAINTAINERhttps://gith...   0 B

    [root@centos-ops ~]# docker history  361a66b91e03

    IMAGE               CREATED             CREATED BY                                      SIZE                COMMENT

    361a66b91e03        18 hours ago        /bin/sh -c #(nop)  EXPOSE 80/tcp                0 B                 

    c05287db618f        18 hours ago        /bin/sh -c echo 'Hi ,I am in your containe...   27 B                

    3c9e444354cc        18 hours ago        /bin/sh -c apt-get install -y nginx             20.9 MB             

    1a36d94b6766        18 hours ago        /bin/sh -c apt-get update                       13.3 MB             

    09ae6f633ed9        18 hours ago        /bin/sh -c #(nop)  MAINTAINER Tl Hao "2145...   0 B                 

    f17b6a61de28        6 weeks ago         /bin/sh -c #(nop)  CMD ["/bin/bash"]            0 B                 

    <missing>           6 weeks ago         /bin/sh -c mkdir -p /run/systemd && echo '...   7 B                 

    <missing>           6 weeks ago         /bin/sh -c rm -rf /var/lib/apt/lists/*          0 B                 

    <missing>           6 weeks ago         /bin/sh -c set -xe   && echo '#!/bin/sh' >...   195 kB              

    <missing>           6 weeks ago         /bin/sh -c #(nop) ADD file:8921935f38cde7b...   188 MB          

    仅供参考

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