Docker for Windowsのインストール

docker.comからダウンロードする。
ダウンロードにはDockerのアカウントが必要。64bit環境のみしか実行できない。

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Windowsの機能でHyper-Vが有効化されていない場合、インストールの中で有効化される。

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dockerアカウントでログインする。

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共有ドライブを選択する。

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Dockerの起動

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PS > docker --version
Docker version 19.03.5, build 633a0ea

Dockerの起動（CentOS7）

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PS > docker images
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
PS > docker run -it -d --name centos7 centos:centos7
Unable to find image 'centos:centos7' locally
centos7: Pulling from library/centos
ab5ef0e58194: Pull complete
Digest: sha256:4a701376d03f6b39b8c2a8f4a8e499441b0d567f9ab9d58e4991de4472fb813c
Status: Downloaded newer image for centos:centos7
8679da923e5789e8f379451f8f3a17b74f5dc0ba5f9183be16db19807410231a
PS >
PS > docker ps
CONTAINER ID        IMAGE               COMMAND             CREATED             STATUS              PORTS               NAMES
8679da923e57        centos:centos7      "/bin/bash"         8 seconds ago       Up 7 seconds                            centos7
PS > docker exec -it centos7 /bin/bash
[root@8679da923e57 /]# ls -al
total 64
drwxr-xr-x   1 root root  4096 Dec 10 12:48 .
drwxr-xr-x   1 root root  4096 Dec 10 12:48 ..
-rwxr-xr-x   1 root root     0 Dec 10 12:48 .dockerenv
-rw-r--r--   1 root root 12123 Oct  1 01:16 anaconda-post.log
lrwxrwxrwx   1 root root     7 Oct  1 01:15 bin -> usr/bin
drwxr-xr-x   5 root root   360 Dec 10 12:48 dev
drwxr-xr-x   1 root root  4096 Dec 10 12:48 etc
drwxr-xr-x   2 root root  4096 Apr 11  2018 home
lrwxrwxrwx   1 root root     7 Oct  1 01:15 lib -> usr/lib
lrwxrwxrwx   1 root root     9 Oct  1 01:15 lib64 -> usr/lib64
drwxr-xr-x   2 root root  4096 Apr 11  2018 media
drwxr-xr-x   2 root root  4096 Apr 11  2018 mnt
drwxr-xr-x   2 root root  4096 Apr 11  2018 opt
dr-xr-xr-x 142 root root     0 Dec 10 12:48 proc
dr-xr-x---   2 root root  4096 Oct  1 01:16 root
drwxr-xr-x  11 root root  4096 Oct  1 01:16 run
lrwxrwxrwx   1 root root     8 Oct  1 01:15 sbin -> usr/sbin
drwxr-xr-x   2 root root  4096 Apr 11  2018 srv
dr-xr-xr-x  13 root root     0 Dec 10 12:48 sys
drwxrwxrwt   7 root root  4096 Oct  1 01:16 tmp
drwxr-xr-x  13 root root  4096 Oct  1 01:15 usr
drwxr-xr-x  18 root root  4096 Oct  1 01:15 var
[root@8679da923e57 /]# ps -ef
UID        PID  PPID  C STIME TTY          TIME CMD
root         1     0  0 12:48 pts/0    00:00:00 /bin/bash
root        14     0  1 12:48 pts/1    00:00:00 /bin/bash
root        29    14  0 12:48 pts/1    00:00:00 ps -ef
[root@8679da923e57 /]# exit
exit
PS >
PS > docker images
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
centos              centos7             5e35e350aded        4 weeks ago         203MB

dockerの起動（Ubuntu 18.04）

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PS > docker run -it -d --name ubuntu ubuntu:18.04
Unable to find image 'ubuntu:18.04' locally
18.04: Pulling from library/ubuntu
7ddbc47eeb70: Pull complete
c1bbdc448b72: Pull complete
8c3b70e39044: Pull complete
45d437916d57: Pull complete
Digest: sha256:6e9f67fa63b0323e9a1e587fd71c561ba48a034504fb804fd26fd8800039835d
Status: Downloaded newer image for ubuntu:18.04
9c20fc472edde1e26b19c08c2276c847fa61ed5958f9e1d7328247077fee3710
PS > docker ps
CONTAINER ID        IMAGE               COMMAND             CREATED             STATUS              PORTS               NAMES
9c20fc472edd        ubuntu:18.04        "/bin/bash"         13 seconds ago      Up 12 seconds                           ubuntu
8679da923e57        centos:centos7      "/bin/bash"         5 minutes ago       Up 5 minutes                            centos7
PS > docker exec -it ubuntu /bin/bash
root@9c20fc472edd:/# ls -al
total 72
drwxr-xr-x   1 root root 4096 Dec 10 12:53 .
drwxr-xr-x   1 root root 4096 Dec 10 12:53 ..
-rwxr-xr-x   1 root root    0 Dec 10 12:53 .dockerenv
drwxr-xr-x   2 root root 4096 Oct 29 21:25 bin
drwxr-xr-x   2 root root 4096 Apr 24  2018 boot
drwxr-xr-x   5 root root  360 Dec 10 12:53 dev
drwxr-xr-x   1 root root 4096 Dec 10 12:53 etc
drwxr-xr-x   2 root root 4096 Apr 24  2018 home
drwxr-xr-x   8 root root 4096 May 23  2017 lib
drwxr-xr-x   2 root root 4096 Oct 29 21:25 lib64
drwxr-xr-x   2 root root 4096 Oct 29 21:25 media
drwxr-xr-x   2 root root 4096 Oct 29 21:25 mnt
drwxr-xr-x   2 root root 4096 Oct 29 21:25 opt
dr-xr-xr-x 144 root root    0 Dec 10 12:53 proc
drwx------   2 root root 4096 Oct 29 21:25 root
drwxr-xr-x   1 root root 4096 Oct 31 22:20 run
drwxr-xr-x   1 root root 4096 Oct 31 22:20 sbin
drwxr-xr-x   2 root root 4096 Oct 29 21:25 srv
dr-xr-xr-x  13 root root    0 Dec 10 12:48 sys
drwxrwxrwt   2 root root 4096 Oct 29 21:25 tmp
drwxr-xr-x   1 root root 4096 Oct 29 21:25 usr
drwxr-xr-x   1 root root 4096 Oct 29 21:25 var
root@9c20fc472edd:/# ps -ef
UID        PID  PPID  C STIME TTY          TIME CMD
root         1     0  0 12:53 pts/0    00:00:00 /bin/bash
root        11     0  0 12:54 pts/1    00:00:00 /bin/bash
root        22    11  0 12:55 pts/1    00:00:00 ps -ef
root@9c20fc472edd:/# exit
exit
PS > docker images
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
centos              centos7             5e35e350aded        4 weeks ago         203MB
ubuntu              18.04               775349758637        5 weeks ago         64.2MB