ansible/roles/desktop/templates/backup.sh

42 lines
1.1 KiB
Bash
Raw Normal View History

#! /bin/bash
#
# desktop.sh
# Backup script for desktops. Meant to be sourced by our main backup script
# Copyright (C) 2020 Vintage Salt <rehashedsalt@cock.li>
#
# Distributed under terms of the MIT license.
#
set -e
export OUTDIR="$BACKUPSDIR/{{ dokuwiki_url }}"
retention=7 # 7-day retention period
# Sanity checks
if [ -z "$BACKUPSDIR" ]; then
log "BACKUPSDIR was undefined. Run the main backup script instead of this one."
return 1
fi
if ! [ -d "$OUTDIR" ]; then
if ! mkdir "$OUTDIR"; then
log "Unable to find or create output directory: $OUTDIR"
return 2
fi
fi
# Purge oldest backup if we need to
currentbackupcount="$(ls -1 "$OUTDIR" | wc -l)"
if (( currentbackupcount >= retention )); then
lastbackup="$(find "$OUTDIR" -name \*.tar.gz 2>/dev/null | sort | head -n 1)"
if [ -f "$lastbackup" ]; then
log "Removing old backup: $lastbackup"
rm "$lastbackup"
fi
fi
# WE MAKE BACKUP NOW SERGEI
for dir in /home/*; do
username="$(basename -- "$dir")"
2020-06-30 06:48:53 -05:00
tar czhf "$OUTDIR/desktop-$username-{{ inventory_hostname }}-$(date -Iseconds).tar.gz" "$dir/.backup/*"
done