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LVM restic & rescript backup

This bash script backups logical volumes via restic. To simplify repo handling, this script takes repo details from rescript config.

Requirements

Additional requirements for Restore

  • pv
  • jq
  • pip3
  • python3: humanfriendly

Optional Req. for Zabbix Monitoring

How to use

lvm-rescript [repo_name] [command] [lv_name|path-to-list]

Commands

  • block-level-backup creates a lvm-snapshot & pipes the volume using dd to restic
  • block-level-gz-backup creates a lvm-snapshot & pipes the volume using dd and pigz to restic
  • file-level-backup creates a lvm-snapshot & creates a restic backup using the mounted snapshot
  • block-level-restore restores dd stored logical volume(s)
  • block-level-gz-restore restores dd and pigz stored logical volume(s)
  • file-level-restore restores as ext4 disk using a volume mount

Logical Volume

  • Provide the LV name without VG.
  • Provide the path to a list of LV names. LVs listed as #comment won't be backed up.
  • Omit, to backup all volumes, except *bak, *cache, *swap, *swp and *tmp.

How to install

curl -o /usr/bin/lvm-rescript https://raw.githubusercontent.com/sebastian13/lvm-restic-backup/master/lvm-restic-backup.sh
chmod +x /usr/bin/lvm-rescript

For Zabbix LVM Discovery also download the script:

curl -o /etc/zabbix/scripts/rescript-lvm-discovery.pl https://raw.githubusercontent.com/sebastian13/zabbix-templates/master/rescript-restic-backup/scripts/rescript-lvm-discovery.pl
chmod +x /etc/zabbix/scripts/rescript-lvm-discovery.pl