def _get_subject_alt_name(self):
try:
san_ext = self.cert.extensions.get_extension_for_class(x509.SubjectAlternativeName)
result = [crypto_utils.cryptography_decode_name(san) for san in san_ext.value]
return result, san_ext.critical
except cryptography.x509.ExtensionNotFound:
return None, False
def _get_authority_key_identifier(self):
try:
ext = self.cert.extensions.get_extension_for_class(x509.AuthorityKeyIdentifier)
issuer = None
if ext.value.authority_cert_issuer is not None:
issuer = [crypto_utils.cryptography_decode_name(san) for san in ext.value.authority_cert_issuer]
return ext.value.key_identifier, issuer, ext.value.authority_cert_serial_number
except cryptography.x509.ExtensionNotFound:
return None, None, None
def _dump_revoked(self, entry):
return {
'serial_number': entry['serial_number'],
'revocation_date': entry['revocation_date'].strftime(TIMESTAMP_FORMAT),
'issuer':
[crypto_utils.cryptography_decode_name(issuer) for issuer in entry['issuer']]
if entry['issuer'] is not None else None,
'issuer_critical': entry['issuer_critical'],
'reason': crypto_utils.REVOCATION_REASON_MAP_INVERSE.get(entry['reason']) if entry['reason'] is not None else None,
'reason_critical': entry['reason_critical'],
'invalidity_date':
entry['invalidity_date'].strftime(TIMESTAMP_FORMAT)
if entry['invalidity_date'] is not None else None,
'invalidity_date_critical': entry['invalidity_date_critical'],
}
