怎么从 docker history 中任意一层创建出来一个新的镜像 - V2EX
V2EX = way to explore
V2EX 是一个关于分享和探索的地方
Sign Up Now
For Existing Member  Sign In
fqzz

怎么从 docker history 中任意一层创建出来一个新的镜像

  •  
  •   fqzz Dec 15, 2022 1892 views
    This topic created in 1232 days ago, the information mentioned may be changed or developed.

    git 可以从任意的 commit 创建出来一个 branch ,那 docker pull 下来的镜像,我怎么从 history 中的任意一层创建出来镜像?

    5 replies    2022-12-16 10:45:03 +08:00
    CEBBCAT
        1
    CEBBCAT  
       Dec 15, 2022 via iPhone
    你做过的研究是?
    dzdh
        2
    dzdh  
       Dec 15, 2022   1
    目测行不通。

    假设有一层是 apt-get install nginx

    你要这一层的什么?只要 nginx 的 docs 、binary 、config ?还是从第一层开始的 from ubuntu/debian/centos/.... 都要?

    如果只要 nginx 的 docs/binary/config 。那下载 deb 解压 from scratch copy 就行了。

    如果是从第一层开始的全部都要,那你 from 他把那一层之后的修改都删了就行了呗?
    shakaraka
        4
    shakaraka  
    PRO
       Dec 16, 2022
    你的目的是什么
    fqzz
        5
    fqzz  
    OP
       Dec 16, 2022
    @wunonglin @dzdh
    我补充一下背景,有一台机器用于打包镜像,有很多镜像基于同一个 base 打出来的,但是这个 base 没有被推到仓库里面,只把最终需要发布的镜像推上去了。所以这个机器重装后,找不到 base 镜像了。

    @CEBBCAT
    我也做过啥研究,看了 @dcsuibian 提到的帖子,但是这个好像依赖本地的 cache 。我这 docker history 看到一堆 missing ,不知道咋操作,比如:
    ```
    ~ docker history mcr.microsoft.com/mssql/server:2019-CU16-ubuntu-20.04
    IMAGE CREATED CREATED BY SIZE COMMENT
    f554c0722914 8 months ago /bin/sh -c #(nop) CMD ["/opt/mssql/bin/sqls… 0B
    <missing> 8 months ago /bin/sh -c #(nop) ENTRYPOINT ["/opt/mssql/b… 0B
    <missing> 8 months ago /bin/sh -c #(nop) USER mssql 0B
    <missing> 8 months ago /bin/sh -c /tmp/install.sh 225MB
    <missing> 8 months ago /bin/sh -c #(nop) COPY dir:acfdd267f3b0f4031… 1.34GB
    <missing> 8 months ago /bin/sh -c #(nop) EXPOSE 1433 0B
    <missing> 8 months ago /bin/sh -c #(nop) LABEL vendor=Microsoft co… 0B
    <missing> 8 months ago /bin/sh -c #(nop) CMD ["bash"] 0B
    <missing> 8 months ago /bin/sh -c #(nop) ADD file:b83df51ab7caf8a4d… 72.8MB
    ```
    About     Help     Advertise     Blog     API     FAQ     Solana     841 Online   Highest 6679       Select Language
    创意工作者们的社区
    World is powered by solitude
    VERSION: 3.9.8.5 35ms UTC 20:45 PVG 04:45 LAX 13:45 JFK 16:45
    Do have faith in what you're doing.
    ubao msn snddm index pchome yahoo rakuten mypaper meadowduck bidyahoo youbao zxmzxm asda bnvcg cvbfg dfscv mmhjk xxddc yybgb zznbn ccubao uaitu acv GXCV ET GDG YH FG BCVB FJFH CBRE CBC GDG ET54 WRWR RWER WREW WRWER RWER SDG EW SF DSFSF fbbs ubao fhd dfg ewr dg df ewwr ewwr et ruyut utut dfg fgd gdfgt etg dfgt dfgd ert4 gd fgg wr 235 wer3 we vsdf sdf gdf ert xcv sdf rwer hfd dfg cvb rwf afb dfh jgh bmn lgh rty gfds cxv xcv xcs vdas fdf fgd cv sdf tert sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf shasha9178 shasha9178 shasha9178 shasha9178 shasha9178 liflif2 liflif2 liflif2 liflif2 liflif2 liblib3 liblib3 liblib3 liblib3 liblib3 zhazha444 zhazha444 zhazha444 zhazha444 zhazha444 dende5 dende denden denden2 denden21 fenfen9 fenf619 fen619 fenfe9 fe619 sdf sdf sdf sdf sdf zhazh90 zhazh0 zhaa50 zha90 zh590 zho zhoz zhozh zhozho zhozho2 lislis lls95 lili95 lils5 liss9 sdf0ty987 sdft876 sdft9876 sdf09876 sd0t9876 sdf0ty98 sdf0976 sdf0ty986 sdf0ty96 sdf0t76 sdf0876 df0ty98 sf0t876 sd0ty76 sdy76 sdf76 sdf0t76 sdf0ty9 sdf0ty98 sdf0ty987 sdf0ty98 sdf6676 sdf876 sd876 sd876 sdf6 sdf6 sdf9876 sdf0t sdf06 sdf0ty9776 sdf0ty9776 sdf0ty76 sdf8876 sdf0t sd6 sdf06 s688876 sd688 sdf86