Full System Backup

full-system-backup.sy

#!/usr/local/bin/python

import os
import sys
from datetime import datetime

NAMESPACE = 'TheServerBackup'
START = datetime.now()
TODAY = datetime.strftime(START, '%Y-%m-%d')

print sys.argv

LOCKFILE = '/mnt/Extras/Backups/' + NAMESPACE + '/' + TODAY + '.tar.gz'
TEMPFILE = '/tmp/' + NAMESPACE + TODAY

def query_yes_no(question, default="yes"):

    valid = {
        "yes": True,
        "y"  : True,
        "ye" : True,
        "no" : False,
        "n"  : False
    }

    if default is None:
        prompt = " [y/n] "
    elif default == "yes":
        prompt = " [Y/n] "
    elif default == "no":
        prompt = " [y/N] "
    else:
        raise ValueError("invalid default answer: '%s'" % default)

    while True:
        sys.stdout.write(question + prompt)
        choice = raw_input().lower()
        if default is not None and choice == '':
            return valid[default]
        elif choice in valid:
            return valid[choice]
        else:
            sys.stdout.write("Please respond with 'yes' or 'no' "
                             "(or 'y' or 'n').\n")

def main():
    if os.path.exists(LOCKFILE):
        print "There is already a backup file for today at:"
        print LOCKFILE
        choice = query_yes_no("Would you like to remove and replace the existing backup?", "no")
        if choice:
            os.system('rm -rf ' + LOCKFILE)
        else:
            print "\n"
            print "Not doing anything, keeping your old backup."

    os.system('rsync --partial --archive --acls --update --partial --progress --delete-after ' +
              '/* ' + TEMPFILE +
              ' --exclude={/dev/*,/proc/*,/sys/*,/tmp/*,/run/*,/mnt/*,/media/*,/opt/snapraid/*,/var/lib/plexmediaserver/*,/lost+found,/pool/*}')

    os.system('tar -cvzf ' + LOCKFILE + ' ' + TEMPFILE)
    os.system('rm -rf ' + TEMPFILE)

main()