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prox_config_backup.sh
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prox_config_backup.sh
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#!/bin/bash
# Version 0.2.3
# Date 04.18.2022
# Author DerDanilo
# Contributors aboutte, xmirakulix, bootsie123, phidauex
###########################
# Configuration Variables #
###########################
# Permanent backups directory
# Default value can be overridden by setting environment variable before running prox_config_backup.sh
# example: export BACK_DIR="/mnt/pve/media/backup"
# or
# example: BACK_DIR="." ./prox_config_backup.sh
DEFAULT_BACK_DIR="/mnt/pve/media/backup"
# number of backups to keep before overriding the oldest one
MAX_BACKUPS=5
# Healthchecks.io notification service
# Set to 1 to use Healthchecks.io
HEALTHCHECKS=0
# Set to the URL of your healthchecks.io check
HEALTHCHECKS_URL=https://hc-ping.com/your_uuid_here
###########################
# Set terminal to "dumb" if not set (cron compatibility)
export TERM=${TERM:-dumb}
# Set backup directory to default OR environment variable
_bdir=${BACK_DIR:-$DEFAULT_BACK_DIR}
# always exit on error
set -e
# temporary storage directory
_tdir=${TMP_DIR:-/var/tmp}
_tdir=$(mktemp -d $_tdir/proxmox-XXXXXXXX)
function clean_up {
exit_code=$?
echo "Cleaning up"
rm -rf $_tdir
# Ping Healthchecks.io if enabled
if [ $HEALTHCHECKS -eq 1 ]; then
echo "Healthchecks.io notification is enabled"
curl -fsS -m 10 --retry 5 -o /dev/null $HEALTHCHECKS_URL/${exit_code}
fi
}
# register the cleanup function to be called on the EXIT signal
trap clean_up EXIT
# Don't change if not required
_now=$(date +%Y-%m-%d.%H.%M.%S)
_HOSTNAME=$(hostname -f)
_filename1="$_tdir/proxmoxetc.$_now.tar"
_filename2="$_tdir/proxmoxpve.$_now.tar"
_filename3="$_tdir/proxmoxroot.$_now.tar"
_filename4="$_tdir/proxmoxcron.$_now.tar"
_filename5="$_tdir/proxmoxvbios.$_now.tar"
_filename6="$_tdir/proxmoxpackages.$_now.list"
_filename7="$_tdir/proxmoxreport.$_now.txt"
_filename8="$_tdir/proxmoxlocalbin.$_now.tar"
_filename_final="$_tdir/proxmox_backup_"$_HOSTNAME"_"$_now".tar.gz"
##########
function description {
# Check to see if we are in an interactive terminal, if not, skip the description
if [[ -t 0 && -t 1 ]]; then
clear
cat <<EOF
Proxmox Server Config Backup
Hostname: "$_HOSTNAME"
Timestamp: "$_now"
Files to be saved:
"/etc/*, /var/lib/pve-cluster/*, /root/*, /var/spool/cron/*, /usr/share/kvm/*.vbios"
Backup target:
"$_bdir"
-----------------------------------------------------------------
This script is supposed to backup your node config and not VM
or LXC container data. To backup your instances please use the
built in backup feature or a backup solution that runs within
your instances.
For questions or suggestions please contact me at
https://github.com/DerDanilo/proxmox-stuff
-----------------------------------------------------------------
Hit return to proceed or CTRL-C to abort.
EOF
read dummy
clear
fi
}
function are-we-root-abort-if-not {
if [[ ${EUID} -ne 0 ]] ; then
echo "Aborting because you are not root" ; exit 1
fi
}
function check-num-backups {
if [[ $(ls ${_bdir}/*${_HOSTNAME}*.tar.gz -l | grep ^- | wc -l) -ge $MAX_BACKUPS ]]; then
local oldbackup="$(basename $(ls ${_bdir}/*${_HOSTNAME}*.tar.gz -t | tail -1))"
echo "${_bdir}/${oldbackup}"
rm "${_bdir}/${oldbackup}"
fi
}
function copyfilesystem {
echo "Tar files"
# copy key system files
tar --warning='no-file-ignored' -cvPf "$_filename1" /etc/.
tar --warning='no-file-ignored' -cvPf "$_filename2" /var/lib/pve-cluster/.
tar --warning='no-file-ignored' -cvPf "$_filename3" /root/.
tar --warning='no-file-ignored' -cvPf "$_filename4" /var/spool/cron/.
if [ "$(ls -A /usr/local/bin 2>/dev/null)" ]; then tar --warning='no-file-ignored' -cvPf "$_filename8" /usr/local/bin/.; fi
if [ "$(ls /usr/share/kvm/*.vbios 2>/dev/null)" != "" ] ; then
echo backing up custom video bios...
tar --warning='no-file-ignored' -cvPf "$_filename5" /usr/share/kvm/*.vbios
fi
# copy installed packages list
echo "Copying installed packages list from APT"
apt-mark showmanual | tee "$_filename6"
# copy pvereport output
echo "Copying pvereport output"
pvereport | tee "$_filename7"
}
function compressandarchive {
echo "Compressing files"
# archive the copied system files
tar -cvzPf "$_filename_final" $_tdir/*.{tar,list,txt}
# copy config archive to backup folder
# this may be replaced by scp command to place in remote location
cp $_filename_final $_bdir/
}
function stopservices {
# stop host services
for i in pve-cluster pvedaemon vz qemu-server; do systemctl stop $i ; done
# give them a moment to finish
sleep 10s
}
function startservices {
# restart services
for i in qemu-server vz pvedaemon pve-cluster; do systemctl start $i ; done
# Make sure that all VMs + LXC containers are running
qm startall
}
##########
description
are-we-root-abort-if-not
check-num-backups
# We don't need to stop services, but you can do that if you wish
#stopservices
copyfilesystem
# We don't need to start services if we did not stop them
#startservices
compressandarchive