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#!/usr/bin/python
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import os
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import sys
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import argparse
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from django.core.exceptions import ValidationError
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# django setup
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DJANGO_SETTINGS_MODULE = 'settings'
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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 web.postkey.models import i2phost
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from web.lib.validation import validate_hostname
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from web.lib.validation import validate_b64hash
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# parse command line options
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parser = argparse.ArgumentParser(
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description='Hosts injector for py-i2phosts.',
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epilog='Report bugs to http://zzz.i2p/topics/733')
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parser.add_argument('-f', '--file', default=os.environ['HOME'] + '/.i2p/hosts.txt', dest='hostsfile',
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help='hosts.txt for parsing')
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parser.add_argument('-d', '--description', default='Auto-added from external hosts.txt',
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help='provide custom description message')
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parser.add_argument('-s', '--supress', action='store_true',
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help='supress warnings about already existed hostnames'),
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parser.add_argument('-q', '--quiet', action='store_true',
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help='be completely quiet, print only errors')
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args = parser.parse_args()
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if args.quiet:
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args.supress = True
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f = open(args.hostsfile, 'r')
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for line in f:
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# ignore comments and empty lines
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if line.startswith('#') or line.isspace():
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continue
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if line.find('=') == -1:
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sys.stderr.write('Invalid line: %s\n' % line)
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continue
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# strip trailing '\n'
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line = line.rstrip('\n')
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entry = line.split('=')
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try:
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hostname = validate_hostname(entry[0])
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base64 = validate_b64hash(entry[1], check_uniq=False) # don't require uniqueness
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except ValidationError, e:
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sys.stderr.write('validation error: %s: %s\n\n' % (e, line))
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else:
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# Check for already existed hosts in database to avoid unneeded INSERTs
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# beacuse they will fail anyway.
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qs = i2phost.objects.filter(name=hostname)
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if qs.exists():
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if not args.supress:
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print 'Host %s already exists' % hostname
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else:
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if not args.quiet:
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print 'Adding %s' % hostname
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host = i2phost(name=hostname, b64hash=base64,
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description=args.description,
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activated=True, external=True)
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host.save()
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f.close()
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