更新 d01.md

Docker/d01.md

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