shell-scripts/local_backup.sh
2022-03-15 20:47:40 -05:00

74 lines
2.7 KiB
Bash
Executable file

#!/bin/bash
#Script to back up /home/tracey to external USB drive
#http://www.bobulous.org.uk/misc/rsync-backup.html
date=`date +%Y-%m-%d`
log_file='/home/tracey/backuplogs/usb-rsync-backup-'${date}'.txt'
backup_dir_mount='/data/LinuxBack'
echo "#####"
echo ""
# Check what OS we're on
# OS=`awk -F = '/NAME/{print $2}' /etc/os-release`
# echo "OS we're running on is $OS"
source ~/git/shell-scripts/check_os.sh
# Get the mount point by uuid
#UUID=ff0b3c83-853d-452f-abb6-48069e337446
#mount_point=`findmnt -rn -S UUID=$UUID -o TARGET`
# For dedicated Linux Backup drive
# LABEL="LinuxLapBack"
mount_point=/data/LinuxBack
echo "Mount point is $mount_point"
# Check whether target volume is mounted, and mount it if not.
if ! mountpoint -q ${mount_point}/; then
echo "Mounting the external USB drive."
echo "Mountpoint is ${mount_point}"
if ! mount ${mount_point}; then
echo "An error code was returned by mount command!"
exit 5
else echo "Mounted successfully.";
fi
else echo "${mount_point} is already mounted.";
fi
# Target volume **must** be mounted by this point. If not, die screaming.
if ! mountpoint -q ${mount_point}/; then
echo "Mounting failed! Cannot run backup without a mounted backup volume!"
exit 1
fi
# This only has to be done once per new ext* partition. Perms should stick after that every time its mounted
if [ -w $backup_dir_mount ]
then
echo "User has write permission for backup directory, proceeding with rsync"
else
echo "Changing ownership for backup directory - only has to be done once for the drive"
sudo chown tracey.users $backup_dir_mount
fi
# Check whether target directory exists. If not need to use sudo to make it
if [ ! -d "$backup_dir_mount/tracey_home" ]; then
echo "Creawting backup directory"
fi
echo "Preparing to rsync differences in home directory to backup USB drive."
rsync -azh --exclude '.cache' --exclude 'Videos' --exclude 'Nextcloud' --exclude 'Downloads' --exclude 'VirtualBox VMs' --exclude 'Sync' --exclude '.local/share/Steam' --exclude 'Music' --exclude '.Trash-*' --exclude 'home_backup' --exclude 'SatisfactoryShareSaves' --exclude 'Desktop/S9_backup' --exclude 'mount' --exclude 'isos' --exclude 'Sync' --exclude '.local/share/gvfs-metadata' --exclude 'clearbuilt' --progress /home/tracey/ $mount_point/tracey_home --delete 2>&1 | tee $log_file
sudo rsync -azh --progress /var/lib/libvirt/images $mount_point/var --delete 2>&1 | tee $log_file
sudo rsync -azh --progress /var/lib/libvirt/qemu $mount_point/var --delete 2>&1 | tee $log_file
echo ""
echo "Backup Complete"
echo "Log of this backup is in $log_file"
echo "Now deleting backup logs over 7 days"
echo "####"
find /home/tracey/backuplogs -iname 'usb-rsync-backup-*' -mtime +7 -type f -delete