diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cryptography/hazmat/backends/openssl/x509.py | 32 | ||||
| -rw-r--r-- | src/cryptography/x509.py | 6 |
2 files changed, 38 insertions, 0 deletions
diff --git a/src/cryptography/hazmat/backends/openssl/x509.py b/src/cryptography/hazmat/backends/openssl/x509.py index b36694dd..6db6fc9c 100644 --- a/src/cryptography/hazmat/backends/openssl/x509.py +++ b/src/cryptography/hazmat/backends/openssl/x509.py @@ -657,3 +657,35 @@ class _CertificateSigningRequest(object): raise UnsupportedAlgorithm( "Signature algorithm OID:{0} not recognized".format(oid) ) + + @property + def extensions(self): + extensions = [] + seen_oids = set() + x509_exts = self._backend._lib.X509_REQ_get_extensions(self._x509_req) + extcount = self._backend._lib.sk_X509_EXTENSION_num(x509_exts) + for i in range(0, extcount): + ext = self._backend._lib.sk_X509_EXTENSION_value(x509_exts, i) + assert ext != self._backend._ffi.NULL + crit = self._backend._lib.X509_EXTENSION_get_critical(ext) + critical = crit == 1 + oid = x509.ObjectIdentifier(_obj2txt(self._backend, ext.object)) + if oid in seen_oids: + raise x509.DuplicateExtension( + "Duplicate {0} extension found".format(oid), oid + ) + elif oid == x509.OID_BASIC_CONSTRAINTS: + value = _decode_basic_constraints(self._backend, ext) + elif critical: + raise x509.UnsupportedExtension( + "{0} is not currently supported".format(oid), oid + ) + else: + # Unsupported non-critical extension, silently skipping for now + seen_oids.add(oid) + continue + + seen_oids.add(oid) + extensions.append(x509.Extension(oid, critical, value)) + + return x509.Extensions(extensions) diff --git a/src/cryptography/x509.py b/src/cryptography/x509.py index 325d6d62..49cc8493 100644 --- a/src/cryptography/x509.py +++ b/src/cryptography/x509.py @@ -1177,3 +1177,9 @@ class CertificateSigningRequest(object): Returns a HashAlgorithm corresponding to the type of the digest signed in the certificate. """ + + @abc.abstractproperty + def extensions(self): + """ + Returns the extensions in the signing request. + """ |