forked from k-space/kube
README: Improve cluster formation docs
- Begin code block with sudo to remind the following shall be ran as root. - Remove hardcoded key, instead copy from ubutnu user.
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@ -161,6 +161,8 @@ Added some ARM64 workers by using Ubuntu 22.04 server on Raspberry Pi.
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After machines have booted up and you can reach them via SSH:
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```bash
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sudo -i
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# Enable required kernel modules
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cat > /etc/modules << EOF
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overlay
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@ -200,10 +202,8 @@ systemctl disable --now multipathd snapd bluetooth ModemManager hciuart wpa_supp
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# Permit root login
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sed -i -e 's/PermitRootLogin no/PermitRootLogin without-password/' /etc/ssh/sshd_config
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systemctl reload ssh
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cat << EOF > /root/.ssh/authorized_keys
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sk-ecdsa-sha2-nistp256@openssh.com AAAAInNrLWVjZHNhLXNoYTItbmlzdHAyNTZAb3BlbnNzaC5jb20AAAAIbmlzdHAyNTYAAABBBD4/e9SWYWYoNZMkkF+NirhbmHuUgjoCap42kAq0pLIXFwIqgVTCre03VPoChIwBClc8RspLKqr5W3j0fG8QwnQAAAAEc3NoOg== lauri@lauri-x13
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EOF
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userdel -f ubuntu
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cat ~ubuntu/.ssh/authorized_keys > /root/.ssh/authorized_keys
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userdel -fr ubuntu
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apt-get install -yqq linux-image-generic
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apt-get remove -yq cloud-init linux-image-*-kvm
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```
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