almazkun / ubuntu-setup

Set up ubuntu

ubuntu-setup

Set up ubuntu

SSH Seerver and VPN

1. sudo apt-get update && sudo apt-get upgrade
2. sudo apt-get install openssh-server
3. sudo systemctl enable ssh --now
4. sudo systemctl start ssh
5. sudo apt-get install curl
6. curl -fsSL https://tailscale.com/install.sh | sh
7. sudo tailscale up

Disable password ssh

1. echo 'ssh-rsa your-public-key-here' ~/.ssh/authorized_keys
2. sudo nano /etc/ssh/sshd_config
3. PermitRootLogin no
4. PasswordAuthentication no
5. ChallengeResponseAuthentication no
6. UsePAM no
7. Save & exit.

Disable Lid

1. sudo nano /etc/systemd/logind.conf
2. HandleLidSwitch=ignore
3. HandleLidSwitchExternalPower=ignore
4. HandleLidSwitchDocked=ignore

Disable sleep

1. sudo systemctl mask sleep.target suspend.target hibernate.target hybrid-sleep.target

Clean

1. sudo apt-get clean
2. sudo apt-get autoclean
3. sudo apt-get autoremove
4. sudo find / -type f -size +100M