diff options
Diffstat (limited to 'tests/test_x509.py')
| -rw-r--r-- | tests/test_x509.py | 220 |
1 files changed, 219 insertions, 1 deletions
diff --git a/tests/test_x509.py b/tests/test_x509.py index cf3499bf..429f2d25 100644 --- a/tests/test_x509.py +++ b/tests/test_x509.py @@ -20,6 +20,8 @@ from cryptography.hazmat.backends.interfaces import ( from cryptography.hazmat.primitives import hashes, serialization from cryptography.hazmat.primitives.asymmetric import dsa, ec, rsa +from .hazmat.primitives.fixtures_dsa import DSA_KEY_2048 +from .hazmat.primitives.fixtures_rsa import RSA_KEY_2048 from .hazmat.primitives.test_ec import _skip_curve_unsupported from .utils import load_vectors_from_file @@ -586,7 +588,7 @@ class TestRSACertificateRequest(object): x509.Extension( x509.OID_BASIC_CONSTRAINTS, True, - x509.BasicConstraints(True, 1), + x509.BasicConstraints(ca=True, path_length=1), ), ] @@ -679,6 +681,222 @@ class TestRSACertificateRequest(object): assert serialized == request_bytes +@pytest.mark.requires_backend_interface(interface=X509Backend) +class TestCertificateSigningRequestBuilder(object): + @pytest.mark.requires_backend_interface(interface=RSABackend) + def test_sign_invalid_hash_algorithm(self, backend): + private_key = RSA_KEY_2048.private_key(backend) + + builder = x509.CertificateSigningRequestBuilder() + with pytest.raises(TypeError): + builder.sign(backend, private_key, 'NotAHash') + + @pytest.mark.requires_backend_interface(interface=RSABackend) + def test_build_ca_request_with_rsa(self, backend): + private_key = RSA_KEY_2048.private_key(backend) + + request = x509.CertificateSigningRequestBuilder().subject_name( + x509.Name([ + x509.NameAttribute(x509.OID_COUNTRY_NAME, u'US'), + x509.NameAttribute(x509.OID_STATE_OR_PROVINCE_NAME, u'Texas'), + x509.NameAttribute(x509.OID_LOCALITY_NAME, u'Austin'), + x509.NameAttribute(x509.OID_ORGANIZATION_NAME, u'PyCA'), + x509.NameAttribute(x509.OID_COMMON_NAME, u'cryptography.io'), + ]) + ).add_extension( + x509.BasicConstraints(ca=True, path_length=2), critical=True + ).sign( + backend, private_key, hashes.SHA1() + ) + + assert isinstance(request.signature_hash_algorithm, hashes.SHA1) + public_key = request.public_key() + assert isinstance(public_key, rsa.RSAPublicKey) + subject = request.subject + assert isinstance(subject, x509.Name) + assert list(subject) == [ + x509.NameAttribute(x509.OID_COUNTRY_NAME, u'US'), + x509.NameAttribute(x509.OID_STATE_OR_PROVINCE_NAME, u'Texas'), + x509.NameAttribute(x509.OID_LOCALITY_NAME, u'Austin'), + x509.NameAttribute(x509.OID_ORGANIZATION_NAME, u'PyCA'), + x509.NameAttribute(x509.OID_COMMON_NAME, u'cryptography.io'), + ] + basic_constraints = request.extensions.get_extension_for_oid( + x509.OID_BASIC_CONSTRAINTS + ) + assert basic_constraints.value.ca is True + assert basic_constraints.value.path_length == 2 + + @pytest.mark.requires_backend_interface(interface=RSABackend) + def test_build_ca_request_with_unicode(self, backend): + private_key = RSA_KEY_2048.private_key(backend) + + request = x509.CertificateSigningRequestBuilder().subject_name( + x509.Name([ + x509.NameAttribute(x509.OID_COUNTRY_NAME, u'US'), + x509.NameAttribute(x509.OID_STATE_OR_PROVINCE_NAME, u'Texas'), + x509.NameAttribute(x509.OID_LOCALITY_NAME, u'Austin'), + x509.NameAttribute(x509.OID_ORGANIZATION_NAME, + u'PyCA\U0001f37a'), + x509.NameAttribute(x509.OID_COMMON_NAME, u'cryptography.io'), + ]) + ).add_extension( + x509.BasicConstraints(ca=True, path_length=2), critical=True + ).sign( + backend, private_key, hashes.SHA1() + ) + + loaded_request = x509.load_pem_x509_csr( + request.public_bytes(encoding=serialization.Encoding.PEM), backend + ) + subject = loaded_request.subject + assert isinstance(subject, x509.Name) + assert list(subject) == [ + x509.NameAttribute(x509.OID_COUNTRY_NAME, u'US'), + x509.NameAttribute(x509.OID_STATE_OR_PROVINCE_NAME, u'Texas'), + x509.NameAttribute(x509.OID_LOCALITY_NAME, u'Austin'), + x509.NameAttribute(x509.OID_ORGANIZATION_NAME, u'PyCA\U0001f37a'), + x509.NameAttribute(x509.OID_COMMON_NAME, u'cryptography.io'), + ] + + @pytest.mark.requires_backend_interface(interface=RSABackend) + def test_build_nonca_request_with_rsa(self, backend): + private_key = RSA_KEY_2048.private_key(backend) + + request = x509.CertificateSigningRequestBuilder().subject_name( + x509.Name([ + x509.NameAttribute(x509.OID_COUNTRY_NAME, u'US'), + x509.NameAttribute(x509.OID_STATE_OR_PROVINCE_NAME, u'Texas'), + x509.NameAttribute(x509.OID_LOCALITY_NAME, u'Austin'), + x509.NameAttribute(x509.OID_ORGANIZATION_NAME, u'PyCA'), + x509.NameAttribute(x509.OID_COMMON_NAME, u'cryptography.io'), + ]) + ).add_extension( + x509.BasicConstraints(ca=False, path_length=None), critical=True, + ).sign( + backend, private_key, hashes.SHA1() + ) + + assert isinstance(request.signature_hash_algorithm, hashes.SHA1) + public_key = request.public_key() + assert isinstance(public_key, rsa.RSAPublicKey) + subject = request.subject + assert isinstance(subject, x509.Name) + assert list(subject) == [ + x509.NameAttribute(x509.OID_COUNTRY_NAME, u'US'), + x509.NameAttribute(x509.OID_STATE_OR_PROVINCE_NAME, u'Texas'), + x509.NameAttribute(x509.OID_LOCALITY_NAME, u'Austin'), + x509.NameAttribute(x509.OID_ORGANIZATION_NAME, u'PyCA'), + x509.NameAttribute(x509.OID_COMMON_NAME, u'cryptography.io'), + ] + basic_constraints = request.extensions.get_extension_for_oid( + x509.OID_BASIC_CONSTRAINTS + ) + assert basic_constraints.value.ca is False + assert basic_constraints.value.path_length is None + + @pytest.mark.requires_backend_interface(interface=EllipticCurveBackend) + def test_build_ca_request_with_ec(self, backend): + if backend._lib.OPENSSL_VERSION_NUMBER < 0x10001000: + pytest.skip("Requires a newer OpenSSL. Must be >= 1.0.1") + + _skip_curve_unsupported(backend, ec.SECP256R1()) + private_key = ec.generate_private_key(ec.SECP256R1(), backend) + + request = x509.CertificateSigningRequestBuilder().subject_name( + x509.Name([ + x509.NameAttribute(x509.OID_COUNTRY_NAME, u'US'), + x509.NameAttribute(x509.OID_STATE_OR_PROVINCE_NAME, u'Texas'), + x509.NameAttribute(x509.OID_LOCALITY_NAME, u'Austin'), + x509.NameAttribute(x509.OID_ORGANIZATION_NAME, u'PyCA'), + x509.NameAttribute(x509.OID_COMMON_NAME, u'cryptography.io'), + ]) + ).add_extension( + x509.BasicConstraints(ca=True, path_length=2), critical=True + ).sign( + backend, private_key, hashes.SHA1() + ) + + assert isinstance(request.signature_hash_algorithm, hashes.SHA1) + public_key = request.public_key() + assert isinstance(public_key, ec.EllipticCurvePublicKey) + subject = request.subject + assert isinstance(subject, x509.Name) + assert list(subject) == [ + x509.NameAttribute(x509.OID_COUNTRY_NAME, u'US'), + x509.NameAttribute(x509.OID_STATE_OR_PROVINCE_NAME, u'Texas'), + x509.NameAttribute(x509.OID_LOCALITY_NAME, u'Austin'), + x509.NameAttribute(x509.OID_ORGANIZATION_NAME, u'PyCA'), + x509.NameAttribute(x509.OID_COMMON_NAME, u'cryptography.io'), + ] + basic_constraints = request.extensions.get_extension_for_oid( + x509.OID_BASIC_CONSTRAINTS + ) + assert basic_constraints.value.ca is True + assert basic_constraints.value.path_length == 2 + + @pytest.mark.requires_backend_interface(interface=DSABackend) + def test_build_ca_request_with_dsa(self, backend): + if backend._lib.OPENSSL_VERSION_NUMBER < 0x10001000: + pytest.skip("Requires a newer OpenSSL. Must be >= 1.0.1") + + private_key = DSA_KEY_2048.private_key(backend) + + request = x509.CertificateSigningRequestBuilder().subject_name( + x509.Name([ + x509.NameAttribute(x509.OID_COUNTRY_NAME, u'US'), + x509.NameAttribute(x509.OID_STATE_OR_PROVINCE_NAME, u'Texas'), + x509.NameAttribute(x509.OID_LOCALITY_NAME, u'Austin'), + x509.NameAttribute(x509.OID_ORGANIZATION_NAME, u'PyCA'), + x509.NameAttribute(x509.OID_COMMON_NAME, u'cryptography.io'), + ]) + ).add_extension( + x509.BasicConstraints(ca=True, path_length=2), critical=True + ).sign( + backend, private_key, hashes.SHA1() + ) + + assert isinstance(request.signature_hash_algorithm, hashes.SHA1) + public_key = request.public_key() + assert isinstance(public_key, dsa.DSAPublicKey) + subject = request.subject + assert isinstance(subject, x509.Name) + assert list(subject) == [ + x509.NameAttribute(x509.OID_COUNTRY_NAME, u'US'), + x509.NameAttribute(x509.OID_STATE_OR_PROVINCE_NAME, u'Texas'), + x509.NameAttribute(x509.OID_LOCALITY_NAME, u'Austin'), + x509.NameAttribute(x509.OID_ORGANIZATION_NAME, u'PyCA'), + x509.NameAttribute(x509.OID_COMMON_NAME, u'cryptography.io'), + ] + basic_constraints = request.extensions.get_extension_for_oid( + x509.OID_BASIC_CONSTRAINTS + ) + assert basic_constraints.value.ca is True + assert basic_constraints.value.path_length == 2 + + def test_add_duplicate_extension(self, backend): + builder = x509.CertificateSigningRequestBuilder().add_extension( + x509.BasicConstraints(True, 2), critical=True, + ) + with pytest.raises(ValueError): + builder.add_extension( + x509.BasicConstraints(True, 2), critical=True, + ) + + def test_set_invalid_subject(self, backend): + builder = x509.CertificateSigningRequestBuilder() + with pytest.raises(TypeError): + builder.subject_name('NotAName') + + def test_add_unsupported_extension(self, backend): + builder = x509.CertificateSigningRequestBuilder() + with pytest.raises(NotImplementedError): + builder.add_extension( + x509.AuthorityKeyIdentifier('keyid', None, None), + critical=False, + ) + + @pytest.mark.requires_backend_interface(interface=DSABackend) @pytest.mark.requires_backend_interface(interface=X509Backend) class TestDSACertificate(object): |