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@ -764,7 +764,77 @@ docker run ··· -v juming-nginx:/etc/nginx:rw nginx
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> 构建镜像方式二：
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通过脚本可以生成一些镜像,镜像是一层一层的,脚本一个个的命令,每个命令都是一层
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``` shell
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# 测试
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FORM centos
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VOLUME ["volume01","volume02']
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CMD echo "-------end--------"
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CMD /bin/bash
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lejings@ljs-Ubuntu-desktop:~/docker-test-volume$ docker build -f dockerfile1 -t lejings/centos:1.0 .
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[+] Building 0.2s (5/5) FINISHED docker:default
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=> [internal] load build definition from dockerfile1 0.0s
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=> => transferring dockerfile: 127B 0.0s
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=> WARN: JSONArgsRecommended: JSON arguments recommended for CMD to prevent unintende 0.0s
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=> WARN: MultipleInstructionsDisallowed: Multiple CMD instructions should not be used 0.0s
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=> WARN: JSONArgsRecommended: JSON arguments recommended for CMD to prevent unintende 0.0s
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=> [internal] load metadata for docker.io/library/centos:latest 0.0s
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=> [internal] load .dockerignore 0.0s
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=> => transferring context: 2B 0.0s
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=> [1/1] FROM docker.io/library/centos:latest 0.0s
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=> exporting to image 0.0s
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=> => exporting layers 0.0s
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=> => writing image sha256:139a93fd25c3b9efea4c67e8e980f34854181221323fec582204a1df00 0.0s
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=> => naming to docker.io/lejings/centos:1.0 0.0s
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3 warnings found (use docker --debug to expand):
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- JSONArgsRecommended: JSON arguments recommended for CMD to prevent unintended behavior related to OS signals (line 5)
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- MultipleInstructionsDisallowed: Multiple CMD instructions should not be used in the same stage because only the last one will be used (line 5)
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- JSONArgsRecommended: JSON arguments recommended for CMD to prevent unintended behavior related to OS signals (line 6)
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lejings@ljs-Ubuntu-desktop:~/docker-test-volume$ docker images
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REPOSITORY TAG IMAGE ID CREATED SIZE
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tomcat-lejings-01 latest c00d1bfef336 9 days ago 474MB
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tomcat latest f7737eeed429 3 weeks ago 468MB
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tomcat 9.0 f05fe3cd4f92 3 weeks ago 470MB
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redis latest 4075a3f8c3f8 3 weeks ago 117MB
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portainer/portainer-ce latest 0c03664af9ed 6 weeks ago 308MB
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nginx latest 9bea9f2796e2 2 months ago 192MB
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mysql latest 56a8c14e1404 3 months ago 603MB
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mysql 5.7 5107333e08a8 13 months ago 501MB
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hello-world latest d2c94e258dcb 21 months ago 13.3kB
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lejings/centos 1.0 139a93fd25c3 3 years ago 231MB
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centos latest 5d0da3dc9764 3 years ago 231MB
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# 生成镜像时自动挂载的目录
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lejings@ljs-Ubuntu-desktop:~/docker-test-volume$ docker run -it 139a93fd25c3 /bin/bash
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[root@e8b90b982a6e /]# ls -l
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total 56
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lrwxrwxrwx 1 root root 7 Nov 3 2020 bin -> usr/bin
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drwxr-xr-x 5 root root 360 Jan 31 09:17 dev
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drwxr-xr-x 1 root root 4096 Jan 31 09:17 etc
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drwxr-xr-x 2 root root 4096 Nov 3 2020 home
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lrwxrwxrwx 1 root root 7 Nov 3 2020 lib -> usr/lib
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lrwxrwxrwx 1 root root 9 Nov 3 2020 lib64 -> usr/lib64
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drwx------ 2 root root 4096 Sep 15 2021 lost+found
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drwxr-xr-x 2 root root 4096 Nov 3 2020 media
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drwxr-xr-x 2 root root 4096 Nov 3 2020 mnt
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drwxr-xr-x 2 root root 4096 Nov 3 2020 opt
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dr-xr-xr-x 367 root root 0 Jan 31 09:17 proc
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dr-xr-x--- 2 root root 4096 Sep 15 2021 root
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drwxr-xr-x 11 root root 4096 Sep 15 2021 run
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lrwxrwxrwx 1 root root 8 Nov 3 2020 sbin -> usr/sbin
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drwxr-xr-x 2 root root 4096 Nov 3 2020 srv
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dr-xr-xr-x 13 root root 0 Jan 31 09:17 sys
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drwxrwxrwt 7 root root 4096 Sep 15 2021 tmp
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drwxr-xr-x 12 root root 4096 Sep 15 2021 usr
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drwxr-xr-x 20 root root 4096 Sep 15 2021 var
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drwxr-xr-x 2 root root 4096 Jan 31 09:17 volume01
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drwxr-xr-x 2 root root 4096 Jan 31 09:17 volume02
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```
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