Files
eidf-infra-backup/lxc-backup.sh
T
2026-01-09 12:05:56 +00:00

65 lines
1.3 KiB
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#!/usr/bin/env bash
main() {
while getopts ":l:" opt; do
case "${opt}" in
l)
unset VM_FILTER
IFS="," read -r -a VM_FILTER <<< "$OPTARG"
;;
*)
usage
;;
esac
done
local backup_location="/spool/backups"
if [[ "${#VM_FILTER[*]}" -gt 0 ]]; then
backup_vms "$backup_location" "${VM_FILTER[@]}"
else
backup_vms "$backup_location"
fi
}
lxc() {
local lxc_cmd="${TARGET:-lxc}"
command "$lxc_cmd" "$@"
}
list_vms() {
lxc list -c n -f csv,noheader
}
usage() { echo "Usage: ${0##*/} [-l vm1,vm2,...]"; exit 1; }
backup_vms() {
local backup_location="$1"; shift
local vms=("$@")
# when no argument use list of all VMs
if ((${#vms[@]} == 0)); then
mapfile -t vms < <(list_vms)
fi
for vm in "${vms[@]}"; do
[[ -n $vm ]] || continue
start_backup "$vm" "$backup_location"
done
}
start_backup() {
local vm=$1
local backup_base="$2"
local destination="${backup_base}/${vm}"
echo "$vm -> $destination"
# Check destination base exists
# Check VM folder exists
# Check if archive already exists
echo "lxc export "$vm" "$destinationi/${vm}_$(date +"%Y-%m-%d_%H-%M-%S").tar.gz""
lxc export "$vm" "$destinationi/${vm}_$(date +"%Y-%m-%d_%H-%M-%S").tar.gz"
}
main "$@"