#!/bin/bash #### Variables APT_INST="apt -y install" PKG_DEPS=(systemd-timesyncd) TIME_ZONE="Europe/Zagreb" #### Functions check_root() { if [ "$EUID" -ne 0 ]; then echo "Must be root to run $0" exit fi } choice() { echo -ne "[y/n]" while true do read -rN1 input case $input in [yY][eE][sS]|[yY]) return 0 break ;; [nN][oO]|[nN]) return 1 ;; esac done } check_deps_pkg() { for NAME in "${PKG_DEPS[@]}" do dpkg -l $NAME > /dev/null CODE=$? if ! [ "$CODE" -ne 1 ]; then echo -ne "\nInstall $NAME ? " if choice 2>/dev/null; then echo -ne "\n$APT_INST $NAME\n" $APT_INST $NAME else echo -ne "\n\nAbort install script, package $NAME is required for work $PKG_NAME.\n" exit 1; fi fi done } #### Main check_root check_deps_pkg echo -ne "\nEnable NTP and set Timezone for Croatia ? " if choice 2>/dev/null; then echo -ne "\nSetting NTP ...\n" timedatectl set-timezone $TIME_ZONE timedatectl set-local-rtc 0 timedatectl set-ntp true systemctl restart systemd-timesyncd echo -ne "\nStatus of NTP\n" timedatectl status fi