lib/newca.py

   1
   2 import os, logging
   3 from utils import *
   4 from templates import *
   5 from cfg import *
   6
   7
   8 def newca():
   9
  10     conf_file = os.path.join(ca_base, 'conf/ca.conf')
  11     ca_file = os.path.join(ca_base, 'public/ca.pem')
  12     ca_dsa_file = os.path.join(ca_base, 'public/ca-dsa.tmp')
  13     ca_key_file = os.path.join(ca_base, 'private/ca.key')
  14     ca_dsa_key_file = os.path.join(ca_base, 'private/ca-dsa.key')
  15     ca_csr_file = os.path.join(ca_base, 'newcerts/ca.csr')
  16     ca_dsa_csr_file = os.path.join(ca_base, 'newcerts/ca-dsa.csr')
  17     dsa_parms_file = os.path.join(ca_base, 'private/ca.dsap')
  18
  19     serial_file = os.path.join(ca_base, 'serial')
  20     index_file = os.path.join(ca_base, 'index')
  21     if not os.path.exists(serial_file):
  22         open(serial_file, 'w').write('01')
  23     if not os.path.exists(index_file):
  24         open(index_file, 'w').close()
  25
  26     template(conf_file,
  27              openssl_conf_template,
  28              dict(
  29             ca_dir = ca_base,
  30             default_days = ca['default_days'],
  31             country = ca['country'],
  32             org = ca['org'],
  33             ou = ca.get('ou', ''),
  34             cn = ca['name'],
  35             email = ca['email']))
  36     if not os.path.exists(dsa_parms_file):
  37         openssl('dsaparam', '-out', dsa_parms_file, '1024')
  38         logging.info('generated CA DSA parameters')
  39     if not os.path.exists(ca_file):
  40         openssl('req', '-new', '-keyout', ca_key_file,
  41                 '-config', conf_file, '-batch',
  42                 '-out', ca_csr_file)
  43         openssl('req', '-new', '-newkey', 'dsa:' + dsa_parms_file,
  44                 '-config', conf_file, '-batch',
  45                 '-keyout', ca_dsa_key_file,
  46                 '-out', ca_dsa_csr_file)
  47         openssl('ca',
  48                 '-config', conf_file, '-batch',
  49                 '-keyfile', ca_key_file,
  50                 '-extensions', 'v3_ca',
  51                 '-out', ca_file,
  52                 '-infiles', ca_csr_file)
  53         openssl('ca',
  54                 '-config', conf_file, '-batch',
  55                 '-keyfile', ca_dsa_key_file,
  56                 '-extensions', 'v3_ca', '-selfsign',
  57                 '-out', ca_dsa_file,
  58                 '-infiles', ca_dsa_csr_file)
  59         open(ca_file, 'a').write(open(ca_dsa_file, 'r').read())
  60         os.remove(ca_dsa_file)
  61         logging.info('created CA certificates')
  62