112 lines
3.3 KiB
Bash
112 lines
3.3 KiB
Bash
#!/usr/bin/env bash
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# The purpose of this script is to setup our ssh-bounce server on a blank Armbian.
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# This script is to be run as root.
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# (Keep in mind that default root password is 1234)
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# Flash SBC's SD with Armbian and clone this repository in /root
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# YOU SHOULD REMOVE THIS SCRIPT AFTER SETUP
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# Functions
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init() {
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echo "Starting initialization"
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echo $fqdn > /etc/hostname
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#sed -i -e "s/$default_hostname/$fqdn $hostname/g" /etc/hosts
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localectl set-keymap $keymap
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timedatectl set-timezone $timezone
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systemctl disable apt-daily-upgrade.timer
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}
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install_packages() {
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echo "Starting packages installation"
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sed -i -e "s/$deb_apt_default_repo/$deb_apt_repo/g" /etc/apt/sources.list
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apt update
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apt upgrade -y
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apt install -y vim tree tmux neofetch git
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}
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add_users() {
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echo "Adding users"
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useradd -U -G sudo -m -s /bin/bash $user
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chmod 700 /home/$user
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echo "Let's define a password for $user as we are about to run sudo with it. It can of course be changed after setup."
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passwd $user
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}
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get_sync() {
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echo "Getting and deploying sync configuration"
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sudo -H -u $user mkdir $sync_directory_path
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sudo -H -u $user git clone https://gitea.kto.black/adminconf/rcs-general.git $sync_directory_path/rcs-general
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sudo -H -u $user $sync_directory_path/rcs-general/install.sh
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sudo -H -u $user git clone https://gitea.kto.black/adminconf/conf-sync.git $sync_directory_path/conf-sync
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sudo -H -u $user cp $sync_directory_path/conf-sync/variables.conf.template \
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$sync_directory_path/conf-sync/variables.conf
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sudo -H -u $user sed -i -e "s/\"desktop\"/\"server\"/g" $sync_directory_path/conf-sync/variables.conf
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sudo -H -u $user $sync_directory_path/conf-sync/install.sh
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}
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ssh_pubkey() {
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echo "Getting SSH public key"
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sudo -H -u $user mkdir /home/$user/.ssh
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sudo -H -u $user wget -P /home/$user/.ssh $remote_pubkey_location/$remote_pubkey
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sudo -H -u $user mv /home/$user/.ssh/$remote_pubkey /home/$user/.ssh/authorized_keys
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}
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set_sshd_conf() {
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echo "Editing OpenSSH daemon config..."
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sed -i -e "s/#PasswordAuthentication yes/PasswordAuthentication no/g" /etc/ssh/sshd_config
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sed -i -e "s/PermitRootLogin yes/PermitRootLogin no/g" /etc/ssh/sshd_config
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}
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set_cpufreq() {
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if [[ $default_hostname = 'orangepizero' ]]; then
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echo "Setting CPU frequency to performance"
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sed -i -e "s/GOVERNOR=ondemand/GOVERNOR=performance/g" /etc/default/cpufrequtils
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fi
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}
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# Only run if the user is root
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if [[ $USER != 'root' ]] ; then
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echo "You must run this script as root!"
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exit 1
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fi
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run_directory_path=$(pwd)
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# Set parameters
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#default_hostname='orangepizero'
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#hostname='pi2'
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fqdn='pi2.jab.kto.black'
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keymap='fr'
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timezone='Europe/Paris'
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deb_apt_default_repo='deb.debian.org'
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deb_apt_repo='ftp.fr.debian.org'
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user='alex'
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sync_directory_path="/home/$user/.sync"
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systemd_units_path='/etc/systemd/system'
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remote_pubkey_location='https://keys.kto.black'
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remote_pubkey='home.pub'
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# Main process
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# You should comment below what you do not want to happen
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init
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install_packages
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add_users
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get_sync
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ssh_pubkey
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set_sshd_conf
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set_cpufreq
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echo ""
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echo "We're all good here!"
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echo "You should now:"
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echo "* lock root account"
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echo "* copy your SSH config file"
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echo "* reboot the SBC"
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echo "And perhaps:"
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echo "* set a new password for $user"
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echo "* set htop at your convenience"
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echo "* remove password for sudo" # TODO we should automate that, with a flag
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exit 0
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