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pivpn/scripts/backup.sh

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#!/bin/bash
# shellcheck disable=SC1091
source /etc/pivpn/setupVars.conf
# shellcheck disable=SC1090
backupdir=pivpnbackup
date=$(date +%Y%m%d-%H%M%S)
checkbackupdir(){
if [[ ! -d $install_home/$backupdir ]]; then
mkdir -p "$install_home"/"$backupdir"
fi
}
backup_openvpn(){
openvpndir=/etc/openvpn
ovpnsdir=${install_home}/ovpns
checkbackupdir
backupzip=$date-pivpnovpnbackup.tgz
# shellcheck disable=SC2210
tar czpf "$install_home"/"$backupdir"/"$backupzip" "$openvpndir" "$ovpnsdir" > /dev/null 2>&1
echo -e "Backup crated to $install_home/$backupdir/$backupzip \nTo restore the backup, follow instructions at:\nhttps://github.com/pivpn/pivpn/wiki/FAQ#how-can-i-migrate-my-configs-to-another-pivpn-instance"
}
backup_wireguard(){
wireguarddir=/etc/wireguard
configsdir=${install_home}/configs
checkbackupdir
backupzip=$date-pivpnwgbackup.tgz
tar czpf "$install_home"/"$backupdir"/"$backupzip" "$wireguarddir" "$configsdir" > /dev/null 2>&1
echo -e "Backup crated to $install_home/$backupdir/$backupzip \nTo restore the backup, follow instructions at:\nhttps://github.com/pivpn/pivpn/wiki/FAQ#how-can-i-migrate-my-configs-to-another-pivpn-instance"
}
if [[ ! $EUID -eq 0 ]];then
if [[ $(dpkg-query -s sudo) ]];then
export SUDO="sudo"
else
echo "::: Please install sudo or run this as root."
exit 0
fi
fi
if [[ "${VPN}" == "wireguard" ]]; then
backup_wireguard
else
backup_openvpn
fi