From 8b399b77b127870b82caddcaa1008d07fcca7ebf Mon Sep 17 00:00:00 2001 From: Paul Kehrer Date: Wed, 2 Dec 2015 22:53:40 -0600 Subject: implement support for encoding name constraints --- tests/test_x509.py | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) (limited to 'tests') diff --git a/tests/test_x509.py b/tests/test_x509.py index 9b5dda69..5a1c4c54 100644 --- a/tests/test_x509.py +++ b/tests/test_x509.py @@ -2028,6 +2028,41 @@ class TestCertificateBuilder(object): ) assert ext.value == x509.InhibitAnyPolicy(3) + @pytest.mark.requires_backend_interface(interface=RSABackend) + @pytest.mark.requires_backend_interface(interface=X509Backend) + def test_name_constraints(self, backend): + issuer_private_key = RSA_KEY_2048.private_key(backend) + subject_private_key = RSA_KEY_2048.private_key(backend) + + not_valid_before = datetime.datetime(2002, 1, 1, 12, 1) + not_valid_after = datetime.datetime(2030, 12, 31, 8, 30) + + excluded = [x509.DNSName(u"name.local")] + nc = x509.NameConstraints( + permitted_subtrees=None, excluded_subtrees=excluded + ) + + cert = x509.CertificateBuilder().subject_name( + x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) + ).issuer_name( + x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) + ).not_valid_before( + not_valid_before + ).not_valid_after( + not_valid_after + ).public_key( + subject_private_key.public_key() + ).serial_number( + 123 + ).add_extension( + nc, critical=False + ).sign(issuer_private_key, hashes.SHA256(), backend) + + ext = cert.extensions.get_extension_for_oid( + ExtensionOID.NAME_CONSTRAINTS + ) + assert ext.value == nc + @pytest.mark.requires_backend_interface(interface=RSABackend) @pytest.mark.requires_backend_interface(interface=X509Backend) def test_key_usage(self, backend): -- cgit v1.2.3