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#!/usr/bin/python
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# vim: set fileencoding=utf-8 :
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import os
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import sys
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import datetime
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import argparse
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import logging
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import configobj
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# parse command line options
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parser = argparse.ArgumentParser(
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description='Hosts maintainer for py-i2phosts.',
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epilog='Report bugs to http://zzz.i2p/topics/733')
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parser.add_argument('-d', '--debug', action='store_true',
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help='write debug messages to stdout')
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parser.add_argument('-c', '--config', default='/etc/py-i2phosts/maintainer.conf', dest='config_file',
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help='config file to use')
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args = parser.parse_args()
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# read config
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spec = '''
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log_file = string(default='/var/log/py-i2phosts/maintainer.log')
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log_level = option('debug', 'info', 'warning', 'error', 'critical', default='info')
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external_inactive_max = integer(default=365)
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internal_inactive_max = integer(default=14)
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external_expires = integer(default=30)
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internal_expires = integer(default=30)
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activate_min_delay = integer(default=3)
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keep_expired = integer(default=730)
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'''
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spec = spec.split('\n')
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config = configobj.ConfigObj(args.config_file, configspec=spec)
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if 'include' in config:
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config_included = configobj.ConfigObj(config['include'])
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config.merge(config_included)
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# django setup
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DJANGO_SETTINGS_MODULE = 'pyi2phosts.settings'
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if 'DJANGO_PROJECT_PATH' in config:
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DJANGO_PROJECT_PATH = config['DJANGO_PROJECT_PATH']
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else:
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DJANGO_PROJECT_PATH = os.path.dirname(sys.argv[0]) + '/web'
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sys.path.insert(1, DJANGO_PROJECT_PATH)
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os.environ['DJANGO_SETTINGS_MODULE'] = DJANGO_SETTINGS_MODULE
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from pyi2phosts.postkey.models import i2phost
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from pyi2phosts.lib.utils import get_logger
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from pyi2phosts.lib.utils import validate_config
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# validate config
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validate_config(config)
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# configure logger
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if args.debug == True:
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log_level = 'debug'
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log_file = None
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else:
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log_level = config['log_level']
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log_file = config['log_file']
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log = get_logger(filename=log_file, log_level=log_level)
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all_hosts = i2phost.objects.all()
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log.info('starting maintenance')
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for host in all_hosts:
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# how long host was added
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dl = datetime.datetime.utcnow() - host.date_added
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if host.last_seen == None:
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# delete external hosts which we never seen after X days of inactivity
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if host.external == True:
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if dl > datetime.timedelta(days=config['external_inactive_max']):
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log.info('deleting %s, reason: external host, never seen for %s days',
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host.name, config['external_inactive_max'])
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host.delete()
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continue
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# delete hosts added by us and never seen after X days of inactivity
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else:
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if dl > datetime.timedelta(days=config['internal_inactive_max']):
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log.info('deleting %s, reason: internal host, never seen for %s days',
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host.name, config['internal_inactive_max'])
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host.delete()
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continue
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else:
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# configure registration period for hosts
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if host.external == True:
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timedelta = datetime.timedelta(days=config['external_expires'])
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else:
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timedelta = datetime.timedelta(days=config['internal_expires'])
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# get current host expiration date from database
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if host.expires == None:
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# workaround for situation when we updating expires first time
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expires_current = datetime.datetime.utcnow().date()
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else:
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expires_current = host.expires
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# calculate new expiration date
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expires_new = host.last_seen + timedelta
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expires_new = expires_new.date()
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# update expiration date only if changed
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if expires_new > expires_current:
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log.debug('updating expires for %s', host.name)
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host.expires = expires_new
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# deactivate if expired
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min_dl = datetime.timedelta(days=config['activate_min_delay'])
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if host.expires < datetime.datetime.utcnow().date():
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if host.activated == True:
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log.info('deactivating %s, reason: expired', host.name)
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host.activated = False
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# if not expired and added more than X days ago and approved then activate
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elif dl > min_dl and host.activated == False and host.approved == True:
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log.info('activating %s, reason: host up and added more than %s days ago',
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host.name, config['activate_min_delay'])
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host.activated = True
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# if expired X days ago then delete
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dl_e = datetime.datetime.utcnow().date() - host.expires
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if dl_e > datetime.timedelta(days=config['keep_expired']):
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log.info('deleting %s, reason: expired % days ago',
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host.name, config['keep_expired'])
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host.delete()
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continue
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host.save()
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