Monitoring django-sphinx for Nagios

import sys
from optparse import make_option
from django.core.management.base import BaseCommand

class Command(BaseCommand):
    option_list = BaseCommand.option_list + (
        make_option('--log', '-l', dest='log', action="store_true", default=False,
            help=u"prints nagios alert level."),
    )
    
    help = u"Sphinx's administration tools."
    
    output_transaction = True
    
    def handle(self, **options):
        
        if options.get('log', False):
            return self.log()
    
    def log(self):
        """ Prints the sphinx state for Nagios
        """
        
        from django.db import models
        ModelToMonitor = models.get_model('app_name','ModelName')
        
        try:
            # doit retourner la 1re entree de l'index sphinx
            job = ModelToMonitor.search.query("").set_options(maxmatches=1, mode=6, limit=1)[0]
        except:
            return self.log_exit(2)
        
        return self.log_exit(0)
    
    def log_exit(self, lvl=2):
        if lvl == 0:
            print "OK: Sphinx is up"
        else:
            print "CRITICAL: Sphinx is down"
        sys.exit(lvl)