Initial commit. Ready for further coding...
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14
LICENSE
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14
LICENSE
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DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
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Version 2, December 2004
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Copyright (C) 2004 Sam Hocevar <sam@hocevar.net>
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Everyone is permitted to copy and distribute verbatim or modified
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copies of this license document, and changing it is allowed as long
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as the name is changed.
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DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
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TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
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0. You just DO WHAT THE FUCK YOU WANT TO.
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3
README.md
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3
README.md
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# abackup
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A backupscript vor linux(servers).
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433
abackup.sh
Executable file
433
abackup.sh
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#!/bin/bash
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#########################################################
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#Script to create backups
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#V0.1.0-1 -- 2021-12-05
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#
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#Fliegerjohn
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#########################################################
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#
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# Description
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#
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#
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# Usage
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#
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# To create a new repo
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#
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# ./abackup.sh
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#
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# variables
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#
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# Path to the configfile
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configdir="$HOME/.abackup"
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configfile="abackup.conf"
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# Hier werden die zu sichernden Ordner gespeichert
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backupdirsconf="backupdirs.conf"
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# Hier werden die zu ignorierende Ordner gespeichert
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excludebackupdirsconf="excludebackupdirs.conf"
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#
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# Passwortoption
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#
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#For the password, several options exists:
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#1 - keyfile and backup password
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#2 - only keyfile
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#3 - only password
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pwoption=1
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# Storage location keyfile
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pwdir="$HOME/.keys"
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# Keyfile
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keyfile="abackup-secret.key"
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# Path of restic installation
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resticbin=`type -tp restic`
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# Path to the repository
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repodir=`pwd`
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# Get time
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datum=`date`
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########################
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# Funktionen #
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########################
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# Generate abackup-secret.key
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abackupkeygen() {
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if [ ! -d "${pwdir}" ]
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then
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mkdir -p "${pwdir}"
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fi
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if [ ! -e "${pwdir}/${keyfile}" ]
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then
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echo "Generate abackup-secret.key at $pwdir/$keyfile"
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dd if=/dev/urandom bs=512 skip=1 count=16 > $pwdir/$keyfile
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chmod 600 $pwdir/$keyfile
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else
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echo "Keyfile $pwdir/$keyfile already exists"
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fi
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}
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# Config in datei speichern
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saveconfig() {
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if [[ -e "$configdir/$configfile" ]]
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then
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time=`date +%+4Y-%m-%d-%H:%I:%S`
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echo "The configfile already exists, it will be copied to $configdir/confbackup/!"
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if [[ ! -d "$configdir/confbackup" ]]
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then
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mkdir $configdir/confbackup
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fi
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mv $configdir/$configfile $configdir/confbackup/abackup$time.conf
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fi
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# Check the configdir
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if [[ ! -d "$configdir" ]]; then mkdir -p $configdir; fi
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# Write config
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touch "$configdir/$configfile"
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echo "########################################
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#Thats the configfile for abackup.
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#Read the README.md vor more Informations.
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#
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########################################
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#
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#
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## Location of keyfile
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#
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pwdir="$pwdir"
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keyfile="$keyfile"
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#
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## Options for password
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#
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#For the password, several options exists:
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#1 - keyfile and backup password
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#2 - only keyfile
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#3 - only password
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pwoption="$pwoption"
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#
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## Path to the installation of restic
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#
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resticbin="$resticbin"
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#
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## Path to the repository
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#
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repodir="$repodir"
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" >> $configdir/$configfile
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echo "Config saved to $configdir/$configfile"
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}
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#
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# Create new repository
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#
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resticrepoadd() {
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# Check if restic is installed
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if [[ ! -x ${resticbin} ]]
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then
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echo "Could not find restic."
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exit 1
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fi
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# Ask user the for the location of the repository
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echo "#
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##########################################################
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#"
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printf "Where should we create the new repo?
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Please enter the full path (default=$repodir): "
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read answer_repodir
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if [[ -n "$answer_repodir" ]]
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then
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repodir=$answer_repodir
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fi
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# Check if a repository is existing. If not it creates one.
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if [[ ! -d "${repodir}" ]]
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then
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echo "Create repodir!"
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mkdir -p "${repodir}"
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else
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echo "Repodir already exists!"
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fi
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# Ask which password should be used.
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echo "#
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##########################################################
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#"
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printf "For the password, several options exists:
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1 - keyfile and backup password
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2 - only keyfile
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3 - only password
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Please choose one (default=$pwoption): "
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read answer_pwoption
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if [[ -n "$answer_pwoption" ]]
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then
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pwoption=$answer_pwoption
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fi
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# Start creation of repository
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echo "#
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##########################################################
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#"
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echo "Start to preparing a new repository at $datum"
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case "$pwoption" in
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1)
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abackupkeygen
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$resticbin init --password-file $pwdir/$keyfile --repo $repodir
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$resticbin -r $repodir key add --password-file $pwdir/$keyfile
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$resticbin -r $repodir key list --password-file $pwdir/$keyfile
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;;
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2)
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abackupkeygen
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$resticbin init --password-file $pwdir/$keyfile --repo $repodir
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;;
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3)
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$resticbin init --repo $repodir
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;;
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esac
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# Save config if desired
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echo "#
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##########################################################
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#"
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printf "Do you want to save your config? (y/n)(default=y): "
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read answer_saveconfig
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if [[ ! -n "$answer_saveconfig" ]]
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then
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answer_saveconfig=y
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fi
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if [[ "$answer_saveconfig" = "y" ]]
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then
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echo ""
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printf "Where do you want to save the config? (default=$configdir): "
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read answer_configdir
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if [[ -n "$answer_configdir" ]]
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then
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configdir=$answer_configdir
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fi
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saveconfig
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elif [[ "$saveconfig" = "n" ]]
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then
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echo "Exit without saving!"
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else
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echo "Wrong argument. Exit without saving!"
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exit 1
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fi
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}
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savebackupdirs() {
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# Check the configdir
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if [[ ! -d "$configdir" ]]; then mkdir -p $configdir; fi
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# Ask for the dirs to backup
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printf "Please enter the dirs you want to backup: "
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read answer_backupdirs
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array_backupdirs=( $answer_backupdirs )
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if [[ -e $configdir/$backupdirsconf ]]; then echo "Delete old $backupdirsconf and write a new one." && rm $configdir/$backupdirsconf; fi
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touch $configdir/$backupdirsconf
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echo "###############################################################
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# Here you can write down which dirs you want to backup! #
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###############################################################" >> $configdir/$backupdirsconf
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for backupdir in ${array_backupdirs[*]}
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do
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if [[ ! -d "$backupdir" ]]; then echo "ERROR! Cant find dir $backupdir!" && exit 1; fi
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echo $backupdir >> $configdir/$backupdirsconf
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done
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# Ask for the dirs to exclude
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printf "Do you want tho exclude dirs? Write the paths down: "
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read answer_excludebackupdirs
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array_excludebackupdirs=( $answer_excludebackupdirs )
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if [[ -e $configdir/$excludebackupdirsconf ]]; then echo "Delete old $excludebackupdirsconf and write a new one." && rm $configdir/$excludebackupdirsconf; fi
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touch $configdir/$excludebackupdirsconf
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echo "##########################################################
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# Here you can write down which dirs you don't want to backup! #
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##########################################################" >> $configdir/$excludebackupdirsconf
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for excludebackupdir in ${array_excludebackupdirs[*]}
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do
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if [[ ! -d "$excludebackupdir" ]]; then echo "ERROR! Cant find dir $excludebackupdir!" && exit 1; fi
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echo $excludebackupdir >> $configdir/$excludebackupdirsconf
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done
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}
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#
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## Create backup
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#
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backup() {
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echo "Let's create a backup!"
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# Check if a configfile exists in the backupdir
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if [[ -e "${configdir}/${backupdirsconf}" ]]
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then
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echo "Take a backup of the dirs listed in $configdir/$backupdirsconf!"
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# Ask for the passwordoption
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# With keyfile
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if [[ "$pwoption" < "3" ]]; then
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$resticbin -r $repodir backup --files-from $configdir/$backupdirsconf --exclude-file=$configdir/$excludebackupdirsconf --password-file="$pwdir/$keyfile"; fi
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# Without keyfile
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if [[ "$pwoption" = "3" ]]; then
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$resticbin -r $repodir backup --files-from $configdir/$backupdirsconf --exclude-file=$configdir/$excludebackupdirsconf; fi
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else
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printf "There is no config for backupdirs!
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Do you want to make a list of backupdirs at $configdir/$backupdirsconf?
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1 - yes
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2 - no, want to get it manualy
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(default=1): "
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read answer_backupdirs
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echo ""
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# Set standard if input is empty
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if [[ ! -n "$answer_backupdirs" ]]
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then
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answer_backupdirs=1
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fi
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# Ask for the folders to backup
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if [[ "$answer_backupdirs" = "1" ]]
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then
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savebackupdirs
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backup
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elif [[ "$answer_backupdirs" = "2" ]]
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then
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printf "Please enter the dirs you want to backup: "
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read backupdirs
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printf "Do you want tho exclude dirs? Write the paths down: "
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read excludebackupdirs
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# Ask for the passwordoption
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# With keyfile
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if [[ "$pwoption" < "3" ]]; then
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$resticbin -r $repodir backup $backupdirs --exclude=$excludebackupdirs --password-file="$pwdir/$keyfile"; fi
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# Without keyfile
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if [[ "$pwoption" = "3" ]]; then
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$resticbin -r $repodir backup $backupdirs --exclude=$excludebackupdirs; fi
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else
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echo "Wrong argument. Exit!"
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exit 1
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fi
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fi
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}
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#
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## Read config
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#
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readconfig() {
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if [[ -e "${configdir}/${configfile}" ]]
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then
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echo "There is an available config at $configdir/$configfile!"
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. $configdir/$configfile
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else
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echo "There is no existing config at $configdir/$configfile!"
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fi
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}
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#
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printhelp() {
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echo "
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###########################
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#Use of the Backupscript: #
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###########################
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#
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## Add a new restic-repo
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#
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./abackup --add-restic-repo
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#
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## Take a backup
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#
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./abackup --backup
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#
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## Print this help
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#
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./abackup --help
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"
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}
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########################
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# Main programm #
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########################
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# What is to be done
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case "$1" in
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--add-restic-repo)
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readconfig
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resticrepoadd
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exit 0
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;;
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--add-new-backupdirs)
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readconfig
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savebackupdirs
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exit 0
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;;
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--backup)
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readconfig
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backup
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exit 0
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;;
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--restore)
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echo "Later that comand will restore your data!"
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exit 0
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;;
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--help)
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printhelp
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exit 0
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;;
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esac
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printhelp
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