Current File : //backups/router/var/db/etcupdate/current/etc/periodic/daily/223.backup-zfs
#!/bin/sh
# Created by: Miroslav Lachman <000.fbsd@quip.cz>
# Backup of zpool list, zfs list, zpool properties and zfs properties
# for each filesystem. The backup will be stored in /var/backups.
# If there is a global system configuration file, suck it in.
#
if [ -r /etc/defaults/periodic.conf ]
then
. /etc/defaults/periodic.conf
source_periodic_confs
fi
bak_dir=/var/backups
rotate() {
base_name=$1
show_diff=$2
file="$bak_dir/$base_name"
if [ -f "${file}.bak" ] ; then
rc=0
if cmp -s "${file}.bak" "${file}.tmp"; then
rm "${file}.tmp"
else
rc=1
[ -n "$show_diff" ] && diff ${daily_diff_flags} "${file}.bak" "${file}.tmp"
mv "${file}.bak" "${file}.bak2" || rc=3
mv "${file}.tmp" "${file}.bak" || rc=3
fi
else
rc=1
mv "${file}.tmp" "${file}.bak" || rc=3
[ -n "$show_diff" ] && cat "${file}.bak"
fi
}
case "$daily_backup_zfs_verbose" in
[Yy][Ee][Ss]) show="YES"
esac
case "$daily_backup_zfs_enable" in
[Yy][Ee][Ss])
zpools=$(zpool list $daily_backup_zpool_list_flags)
if [ -z "$zpools" ]; then
echo 'daily_backup_zfs_enable is set to YES but no zpools found.'
rc=2
else
echo ""
echo "Backup of ZFS information for all imported pools";
echo "$zpools" > "$bak_dir/zpool_list.tmp"
rotate "zpool_list" $show
zfs list $daily_backup_zfs_list_flags > "$bak_dir/zfs_list.tmp"
rotate "zfs_list" $show
fi
;;
*) rc=0;;
esac
case "$daily_backup_zfs_props_enable" in
[Yy][Ee][Ss])
zfs get $daily_backup_zfs_get_flags > "$bak_dir/zfs_props.tmp"
rotate "zfs_props"
zpool get $daily_backup_zpool_get_flags > "$bak_dir/zpool_props.tmp"
rotate "zpool_props"
;;
esac
exit $rc
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