#创建证书，注意“Common Name” 需要写域名
root@cby:~# mkdir -p certs
root@cby:~# openssl req \
> -newkey rsa:4096 -nodes -sha256 -keyout certs/domain.key \
> -x509 -days 36500 -out certs/domain.crt
Generating a RSA private key
............++++
.......++++
writing new private key to 'certs/domain.key'
-----
You are about to be asked to enter information that will be incorporated
into your certificate request.
What you are about to enter is what is called a Distinguished Name or a DN.
There are quite a few fields but you can leave some blank
For some fields there will be a default value,
If you enter '.', the field will be left blank.
-----
Country Name (2 letter code) [AU]:
State or Province Name (full name) [Some-State]:
Locality Name (eg, city) []:
Organization Name (eg, company) [Internet Widgits Pty Ltd]:
Organizational Unit Name (eg, section) []:
Common Name (e.g. server FQDN or YOUR name) []:dockerhub.kubekey.local
Email Address []:
root@cby:~#
#安装docker
root@cby:~#
root@cby:~/package# ll
total 94776
drwxr-xr-x 2 root root 4096 Jan 12 07:17 ./
drwx------ 7 root root 4096 Jan 12 07:16 ../
-rw-r--r-- 1 root root 23703726 Jan 12 07:17 containerd.io_1.4.12-1_amd64.deb
-rw-r--r-- 1 root root 21234738 Jan 12 07:16 docker-ce_5%3a20.10.12~3-0~ubuntu-focal_amd64.deb
-rw-r--r-- 1 root root 40652850 Jan 12 07:16 docker-ce-cli_5%3a20.10.12~3-0~ubuntu-focal_amd64.deb
-rw-r--r-- 1 root root 7921036 Jan 12 07:16 docker-ce-rootless-extras_5%3a20.10.12~3-0~ubuntu-focal_amd64.deb
-rw-r--r-- 1 root root 3517780 Jan 12 07:16 docker-scan-plugin_0.12.0~ubuntu-focal_amd64.deb
root@cby:~/package#
root@cby:~/package# apt install ./*