#!/usr/bin/python3

import json
import sys
from dateutil import parser
from datetime import datetime, timedelta
# from datetime import timedelta

OK = 0
WARNING = 1
CRITICAL = 2
UNKNOWN = 3

BORG_STATUS_FILE='/var/log/borgmatic-last.json'

with open(BORG_STATUS_FILE) as json_file:
    borg_data = json.load(json_file)

last_backup = borg_data[0]['archives'][0]['time']
since_last_backup = datetime.now() - parser.parse(last_backup)

if timedelta(hours=48) < since_last_backup:
	print('CRITICAL - ' + str(since_last_backup) + ' sice last backup')
	sys.exit(CRITICAL)
elif timedelta(hours=30) < since_last_backup:
	print('WARNING - ' + str(since_last_backup) + ' sice last backup')
	sys.exit(WARNING)
else:
	print('OK - ' + str(since_last_backup) + ' sice last backup')
	sys.exit(OK)