| #!/usr/bin/python |
| # |
| # 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. |
| # |
| from pyasn1_modules import rfc2459, pem |
| from pyasn1.codec.der import encoder, decoder |
| import sys |
| |
| if len(sys.argv) != 1: |
| print("""Usage: |
| $ cat crl.pem | %s""" % sys.argv[0]) |
| sys.exit(-1) |
| |
| asn1Spec = rfc2459.CertificateList() |
| |
| cnt = 0 |
| |
| while 1: |
| 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, defMode=False) == substrate or \ |
| encoder.encode(key, defMode=True) == substrate, \ |
| 'pkcs8 recode fails' |
| |
| cnt = cnt + 1 |
| |
| print('*** %s CRL(s) re/serialized' % cnt) |
