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- #!/usr/bin/env python
- #
- # This file is part of pyasn1-modules software.
- #
- # Copyright (c) 2005-2019, Ilya Etingof <etingof@gmail.com>
- # License: http://snmplabs.com/pyasn1/license.html
- #
- # Read X.509 CRL on stdin, print them pretty and encode back into
- # original wire format.
- # CRL can be generated with "openssl openssl ca -gencrl ..." commands.
- #
- import sys
- from pyasn1.codec.der import decoder
- from pyasn1.codec.der import encoder
- from pyasn1_modules import pem
- from pyasn1_modules import rfc2459
- if len(sys.argv) != 1:
- print("""Usage:
- $ cat crl.pem | %s""" % sys.argv[0])
- sys.exit(-1)
- asn1Spec = rfc2459.CertificateList()
- cnt = 0
- while True:
- idx, substrate = pem.readPemBlocksFromFile(sys.stdin, ('-----BEGIN X509 CRL-----', '-----END X509 CRL-----'))
- if not substrate:
- break
- key, rest = decoder.decode(substrate, asn1Spec=asn1Spec)
- if rest:
- substrate = substrate[:-len(rest)]
- print(key.prettyPrint())
- assert encoder.encode(key) == substrate, 'pkcs8 recode fails'
- cnt += 1
- print('*** %s CRL(s) re/serialized' % cnt)
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