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Crate a new Container from Ubuntu Image, in this case…
root@b5855cf66908:/ docker create -t -i ubuntu bash #output b5855cf669087ced669bfde4c89175c7f6d062e0e3e31d357a823189e0058044
Get the displayed Container ID after create command
root@b5855cf66908:/ docker start -a -i b5855cf669087ced669bfde4c89175c7f6d062e0e3e31d357a823189e0058044
make your image, how dou you want.. In this case, i will show you ssh-key-copy for auto-deployment.
Update Packages and install openssh-client and create a new key
root@b5855cf66908:/ apt-get update root@b5855cf66908:/ apt-get install openssh-client -y root@b5855cf66908:/ ssh-keygen -t rsa -b 4096
end send the id to your production or development server…
root@b5855cf66908:/ ssh-copy-id ssh-deploy@server.com /usr/bin/ssh-copy-id: INFO: Source of key(s) to be installed: "/root/.ssh/id_rsa.pub" The authenticity of host 'server.com (xx.xxx.xxx)' can't be established. ECDSA key fingerprint is SHA256:xxxx/xxxx+xx. Are you sure you want to continue connecting (yes/no)? yes /usr/bin/ssh-copy-id: INFO: attempting to log in with the new key(s), to filter out any that are already installed /usr/bin/ssh-copy-id: INFO: 1 key(s) remain to be installed -- if you are prompted now it is to install the new keys ssh-deploy@server.com's password: Number of key(s) added: 1 Now try logging into the machine, with: "ssh 'ssh-w01a3afb@v1018253.kasserver.com'" and check to make sure that only the key(s) you wanted were added.
End, exit.
root@b5855cf66908:/ exit
now save the Container changes and give the name.
root@b5855cf66908:/ docker commit b5855cf669087ced669bfde4c89175c7f6d062e0e3e31d357a823189e0058044 customer-ubuntu