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Diffstat (limited to 'tests/test_x509.py')
| -rw-r--r-- | tests/test_x509.py | 4036 |
1 files changed, 0 insertions, 4036 deletions
diff --git a/tests/test_x509.py b/tests/test_x509.py deleted file mode 100644 index 52854363..00000000 --- a/tests/test_x509.py +++ /dev/null @@ -1,4036 +0,0 @@ -# This file is dual licensed under the terms of the Apache License, Version -# 2.0, and the BSD License. See the LICENSE file in the root of this repository -# for complete details. - -from __future__ import absolute_import, division, print_function - -import binascii -import datetime -import ipaddress -import os -import sys - -from asn1crypto.x509 import Certificate - -import pytest - -import pytz - -import six - -from cryptography import utils, x509 -from cryptography.exceptions import UnsupportedAlgorithm -from cryptography.hazmat.backends.interfaces import ( - DSABackend, EllipticCurveBackend, RSABackend, X509Backend -) -from cryptography.hazmat.primitives import hashes, serialization -from cryptography.hazmat.primitives.asymmetric import dsa, ec, padding, rsa -from cryptography.hazmat.primitives.asymmetric.utils import ( - decode_dss_signature -) -from cryptography.x509.oid import ( - AuthorityInformationAccessOID, ExtendedKeyUsageOID, ExtensionOID, - NameOID, SignatureAlgorithmOID -) - -from .hazmat.primitives.fixtures_dsa import DSA_KEY_2048 -from .hazmat.primitives.fixtures_ec import EC_KEY_SECP256R1 -from .hazmat.primitives.fixtures_rsa import RSA_KEY_2048, RSA_KEY_512 -from .hazmat.primitives.test_ec import _skip_curve_unsupported -from .utils import load_vectors_from_file - - -@utils.register_interface(x509.ExtensionType) -class DummyExtension(object): - oid = x509.ObjectIdentifier("1.2.3.4") - - -@utils.register_interface(x509.GeneralName) -class FakeGeneralName(object): - def __init__(self, value): - self._value = value - - value = utils.read_only_property("_value") - - -def _load_cert(filename, loader, backend): - cert = load_vectors_from_file( - filename=filename, - loader=lambda pemfile: loader(pemfile.read(), backend), - mode="rb" - ) - return cert - - -@pytest.mark.requires_backend_interface(interface=X509Backend) -class TestCertificateRevocationList(object): - def test_load_pem_crl(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "crl_all_reasons.pem"), - x509.load_pem_x509_crl, - backend - ) - - assert isinstance(crl, x509.CertificateRevocationList) - fingerprint = binascii.hexlify(crl.fingerprint(hashes.SHA1())) - assert fingerprint == b"3234b0cb4c0cedf6423724b736729dcfc9e441ef" - assert isinstance(crl.signature_hash_algorithm, hashes.SHA256) - assert ( - crl.signature_algorithm_oid == - SignatureAlgorithmOID.RSA_WITH_SHA256 - ) - - def test_load_der_crl(self, backend): - crl = _load_cert( - os.path.join("x509", "PKITS_data", "crls", "GoodCACRL.crl"), - x509.load_der_x509_crl, - backend - ) - - assert isinstance(crl, x509.CertificateRevocationList) - fingerprint = binascii.hexlify(crl.fingerprint(hashes.SHA1())) - assert fingerprint == b"dd3db63c50f4c4a13e090f14053227cb1011a5ad" - assert isinstance(crl.signature_hash_algorithm, hashes.SHA256) - - def test_invalid_pem(self, backend): - with pytest.raises(ValueError): - x509.load_pem_x509_crl(b"notacrl", backend) - - def test_invalid_der(self, backend): - with pytest.raises(ValueError): - x509.load_der_x509_crl(b"notacrl", backend) - - def test_unknown_signature_algorithm(self, backend): - crl = _load_cert( - os.path.join( - "x509", "custom", "crl_md2_unknown_crit_entry_ext.pem" - ), - x509.load_pem_x509_crl, - backend - ) - - with pytest.raises(UnsupportedAlgorithm): - crl.signature_hash_algorithm() - - def test_issuer(self, backend): - crl = _load_cert( - os.path.join("x509", "PKITS_data", "crls", "GoodCACRL.crl"), - x509.load_der_x509_crl, - backend - ) - - assert isinstance(crl.issuer, x509.Name) - assert list(crl.issuer) == [ - x509.NameAttribute(x509.OID_COUNTRY_NAME, u'US'), - x509.NameAttribute( - x509.OID_ORGANIZATION_NAME, u'Test Certificates 2011' - ), - x509.NameAttribute(x509.OID_COMMON_NAME, u'Good CA') - ] - assert crl.issuer.get_attributes_for_oid(x509.OID_COMMON_NAME) == [ - x509.NameAttribute(x509.OID_COMMON_NAME, u'Good CA') - ] - - def test_equality(self, backend): - crl1 = _load_cert( - os.path.join("x509", "PKITS_data", "crls", "GoodCACRL.crl"), - x509.load_der_x509_crl, - backend - ) - - crl2 = _load_cert( - os.path.join("x509", "PKITS_data", "crls", "GoodCACRL.crl"), - x509.load_der_x509_crl, - backend - ) - - crl3 = _load_cert( - os.path.join("x509", "custom", "crl_all_reasons.pem"), - x509.load_pem_x509_crl, - backend - ) - - assert crl1 == crl2 - assert crl1 != crl3 - assert crl1 != object() - - def test_update_dates(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "crl_all_reasons.pem"), - x509.load_pem_x509_crl, - backend - ) - - assert isinstance(crl.next_update, datetime.datetime) - assert isinstance(crl.last_update, datetime.datetime) - - assert crl.next_update.isoformat() == "2016-01-01T00:00:00" - assert crl.last_update.isoformat() == "2015-01-01T00:00:00" - - def test_revoked_cert_retrieval(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "crl_all_reasons.pem"), - x509.load_pem_x509_crl, - backend - ) - - for r in crl: - assert isinstance(r, x509.RevokedCertificate) - - # Check that len() works for CRLs. - assert len(crl) == 12 - - def test_revoked_cert_retrieval_retain_only_revoked(self, backend): - """ - This test attempts to trigger the crash condition described in - https://github.com/pyca/cryptography/issues/2557 - PyPy does gc at its own pace, so it will only be reliable on CPython. - """ - revoked = _load_cert( - os.path.join("x509", "custom", "crl_all_reasons.pem"), - x509.load_pem_x509_crl, - backend - )[11] - assert revoked.revocation_date == datetime.datetime(2015, 1, 1, 0, 0) - assert revoked.serial_number == 11 - - def test_extensions(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "crl_ian_aia_aki.pem"), - x509.load_pem_x509_crl, - backend - ) - - crl_number = crl.extensions.get_extension_for_oid( - ExtensionOID.CRL_NUMBER - ) - aki = crl.extensions.get_extension_for_class( - x509.AuthorityKeyIdentifier - ) - aia = crl.extensions.get_extension_for_class( - x509.AuthorityInformationAccess - ) - ian = crl.extensions.get_extension_for_class( - x509.IssuerAlternativeName - ) - assert crl_number.value == x509.CRLNumber(1) - assert crl_number.critical is False - assert aki.value == x509.AuthorityKeyIdentifier( - key_identifier=( - b'yu\xbb\x84:\xcb,\xdez\t\xbe1\x1bC\xbc\x1c*MSX' - ), - authority_cert_issuer=None, - authority_cert_serial_number=None - ) - assert aia.value == x509.AuthorityInformationAccess([ - x509.AccessDescription( - AuthorityInformationAccessOID.CA_ISSUERS, - x509.DNSName(b"cryptography.io") - ) - ]) - assert ian.value == x509.IssuerAlternativeName([ - x509.UniformResourceIdentifier(b"https://cryptography.io"), - ]) - - def test_signature(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "crl_all_reasons.pem"), - x509.load_pem_x509_crl, - backend - ) - - assert crl.signature == binascii.unhexlify( - b"536a5a0794f68267361e7bc2f19167a3e667a2ab141535616855d8deb2ba1af" - b"9fd4546b1fe76b454eb436af7b28229fedff4634dfc9dd92254266219ae0ea8" - b"75d9ff972e9a2da23d5945f073da18c50a4265bfed9ca16586347800ef49dd1" - b"6856d7265f4f3c498a57f04dc04404e2bd2e2ada1f5697057aacef779a18371" - b"c621edc9a5c2b8ec1716e8fa22feeb7fcec0ce9156c8d344aa6ae8d1a5d99d0" - b"9386df36307df3b63c83908f4a61a0ff604c1e292ad63b349d1082ddd7ae1b7" - b"c178bba995523ec6999310c54da5706549797bfb1230f5593ba7b4353dade4f" - b"d2be13a57580a6eb20b5c4083f000abac3bf32cd8b75f23e4c8f4b3a79e1e2d" - b"58a472b0" - ) - - def test_tbs_certlist_bytes(self, backend): - crl = _load_cert( - os.path.join("x509", "PKITS_data", "crls", "GoodCACRL.crl"), - x509.load_der_x509_crl, - backend - ) - - ca_cert = _load_cert( - os.path.join("x509", "PKITS_data", "certs", "GoodCACert.crt"), - x509.load_der_x509_certificate, - backend - ) - - verifier = ca_cert.public_key().verifier( - crl.signature, padding.PKCS1v15(), crl.signature_hash_algorithm - ) - verifier.update(crl.tbs_certlist_bytes) - verifier.verify() - - def test_public_bytes_pem(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "crl_empty.pem"), - x509.load_pem_x509_crl, - backend - ) - - # Encode it to PEM and load it back. - crl = x509.load_pem_x509_crl(crl.public_bytes( - encoding=serialization.Encoding.PEM, - ), backend) - - assert len(crl) == 0 - assert crl.last_update == datetime.datetime(2015, 12, 20, 23, 44, 47) - assert crl.next_update == datetime.datetime(2015, 12, 28, 0, 44, 47) - - def test_public_bytes_der(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "crl_all_reasons.pem"), - x509.load_pem_x509_crl, - backend - ) - - # Encode it to DER and load it back. - crl = x509.load_der_x509_crl(crl.public_bytes( - encoding=serialization.Encoding.DER, - ), backend) - - assert len(crl) == 12 - assert crl.last_update == datetime.datetime(2015, 1, 1, 0, 0, 0) - assert crl.next_update == datetime.datetime(2016, 1, 1, 0, 0, 0) - - @pytest.mark.parametrize( - ("cert_path", "loader_func", "encoding"), - [ - ( - os.path.join("x509", "custom", "crl_all_reasons.pem"), - x509.load_pem_x509_crl, - serialization.Encoding.PEM, - ), - ( - os.path.join("x509", "PKITS_data", "crls", "GoodCACRL.crl"), - x509.load_der_x509_crl, - serialization.Encoding.DER, - ), - ] - ) - def test_public_bytes_match(self, cert_path, loader_func, encoding, - backend): - crl_bytes = load_vectors_from_file( - cert_path, lambda pemfile: pemfile.read(), mode="rb" - ) - crl = loader_func(crl_bytes, backend) - serialized = crl.public_bytes(encoding) - assert serialized == crl_bytes - - def test_public_bytes_invalid_encoding(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "crl_empty.pem"), - x509.load_pem_x509_crl, - backend - ) - - with pytest.raises(TypeError): - crl.public_bytes('NotAnEncoding') - - def test_verify_bad(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "invalid_signature.pem"), - x509.load_pem_x509_crl, - backend - ) - crt = _load_cert( - os.path.join("x509", "custom", "invalid_signature.pem"), - x509.load_pem_x509_certificate, - backend - ) - - assert not crl.is_signature_valid(crt.public_key()) - - def test_verify_good(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "valid_signature.pem"), - x509.load_pem_x509_crl, - backend - ) - crt = _load_cert( - os.path.join("x509", "custom", "valid_signature.pem"), - x509.load_pem_x509_certificate, - backend - ) - - assert crl.is_signature_valid(crt.public_key()) - - def test_verify_argument_must_be_a_public_key(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "valid_signature.pem"), - x509.load_pem_x509_crl, - backend - ) - - with pytest.raises(TypeError): - crl.is_signature_valid("not a public key") - - with pytest.raises(TypeError): - crl.is_signature_valid(object) - - -@pytest.mark.requires_backend_interface(interface=X509Backend) -class TestRevokedCertificate(object): - def test_revoked_basics(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "crl_all_reasons.pem"), - x509.load_pem_x509_crl, - backend - ) - - for i, rev in enumerate(crl): - assert isinstance(rev, x509.RevokedCertificate) - assert isinstance(rev.serial_number, int) - assert isinstance(rev.revocation_date, datetime.datetime) - assert isinstance(rev.extensions, x509.Extensions) - - assert rev.serial_number == i - assert rev.revocation_date.isoformat() == "2015-01-01T00:00:00" - - def test_revoked_extensions(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "crl_all_reasons.pem"), - x509.load_pem_x509_crl, - backend - ) - - exp_issuer = [ - x509.DirectoryName(x509.Name([ - x509.NameAttribute(x509.OID_COUNTRY_NAME, u"US"), - x509.NameAttribute(x509.OID_COMMON_NAME, u"cryptography.io"), - ])) - ] - - # First revoked cert doesn't have extensions, test if it is handled - # correctly. - rev0 = crl[0] - # It should return an empty Extensions object. - assert isinstance(rev0.extensions, x509.Extensions) - assert len(rev0.extensions) == 0 - with pytest.raises(x509.ExtensionNotFound): - rev0.extensions.get_extension_for_oid(x509.OID_CRL_REASON) - with pytest.raises(x509.ExtensionNotFound): - rev0.extensions.get_extension_for_oid(x509.OID_CERTIFICATE_ISSUER) - with pytest.raises(x509.ExtensionNotFound): - rev0.extensions.get_extension_for_oid(x509.OID_INVALIDITY_DATE) - - # Test manual retrieval of extension values. - rev1 = crl[1] - assert isinstance(rev1.extensions, x509.Extensions) - - reason = rev1.extensions.get_extension_for_class( - x509.CRLReason).value - assert reason == x509.CRLReason(x509.ReasonFlags.unspecified) - - issuer = rev1.extensions.get_extension_for_class( - x509.CertificateIssuer).value - assert issuer == x509.CertificateIssuer(exp_issuer) - - date = rev1.extensions.get_extension_for_class( - x509.InvalidityDate).value - assert date == x509.InvalidityDate(datetime.datetime(2015, 1, 1, 0, 0)) - - # Check if all reason flags can be found in the CRL. - flags = set(x509.ReasonFlags) - for rev in crl: - try: - r = rev.extensions.get_extension_for_class(x509.CRLReason) - except x509.ExtensionNotFound: - # Not all revoked certs have a reason extension. - pass - else: - flags.discard(r.value.reason) - - assert len(flags) == 0 - - def test_no_revoked_certs(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "crl_empty.pem"), - x509.load_pem_x509_crl, - backend - ) - assert len(crl) == 0 - - def test_duplicate_entry_ext(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "crl_dup_entry_ext.pem"), - x509.load_pem_x509_crl, - backend - ) - - with pytest.raises(x509.DuplicateExtension): - crl[0].extensions - - def test_unsupported_crit_entry_ext(self, backend): - crl = _load_cert( - os.path.join( - "x509", "custom", "crl_md2_unknown_crit_entry_ext.pem" - ), - x509.load_pem_x509_crl, - backend - ) - - ext = crl[0].extensions.get_extension_for_oid( - x509.ObjectIdentifier("1.2.3.4") - ) - assert ext.value.value == b"\n\x01\x00" - - def test_unsupported_reason(self, backend): - crl = _load_cert( - os.path.join( - "x509", "custom", "crl_unsupported_reason.pem" - ), - x509.load_pem_x509_crl, - backend - ) - - with pytest.raises(ValueError): - crl[0].extensions - - def test_invalid_cert_issuer_ext(self, backend): - crl = _load_cert( - os.path.join( - "x509", "custom", "crl_inval_cert_issuer_entry_ext.pem" - ), - x509.load_pem_x509_crl, - backend - ) - - with pytest.raises(ValueError): - crl[0].extensions - - def test_indexing(self, backend): - crl = _load_cert( - os.path.join("x509", "custom", "crl_all_reasons.pem"), - x509.load_pem_x509_crl, - backend - ) - - with pytest.raises(IndexError): - crl[-13] - with pytest.raises(IndexError): - crl[12] - - assert crl[-1].serial_number == crl[11].serial_number - assert len(crl[2:4]) == 2 - assert crl[2:4][0].serial_number == crl[2].serial_number - assert crl[2:4][1].serial_number == crl[3].serial_number - - -@pytest.mark.requires_backend_interface(interface=RSABackend) -@pytest.mark.requires_backend_interface(interface=X509Backend) -class TestRSACertificate(object): - def test_load_pem_cert(self, backend): - cert = _load_cert( - os.path.join("x509", "custom", "post2000utctime.pem"), - x509.load_pem_x509_certificate, - backend - ) - assert isinstance(cert, x509.Certificate) - assert cert.serial_number == 11559813051657483483 - fingerprint = binascii.hexlify(cert.fingerprint(hashes.SHA1())) - assert fingerprint == b"2b619ed04bfc9c3b08eb677d272192286a0947a8" - assert isinstance(cert.signature_hash_algorithm, hashes.SHA1) - assert ( - cert.signature_algorithm_oid == SignatureAlgorithmOID.RSA_WITH_SHA1 - ) - - def test_alternate_rsa_with_sha1_oid(self, backend): - cert = _load_cert( - os.path.join("x509", "alternate-rsa-sha1-oid.pem"), - x509.load_pem_x509_certificate, - backend - ) - assert isinstance(cert.signature_hash_algorithm, hashes.SHA1) - assert ( - cert.signature_algorithm_oid == - SignatureAlgorithmOID._RSA_WITH_SHA1 - ) - - def test_cert_serial_number(self, backend): - cert = _load_cert( - os.path.join("x509", "PKITS_data", "certs", "GoodCACert.crt"), - x509.load_der_x509_certificate, - backend - ) - - with pytest.deprecated_call(): - assert cert.serial == 2 - assert cert.serial_number == 2 - - def test_cert_serial_warning(self, backend): - cert = _load_cert( - os.path.join("x509", "PKITS_data", "certs", "GoodCACert.crt"), - x509.load_der_x509_certificate, - backend - ) - - with pytest.deprecated_call(): - cert.serial - - def test_load_der_cert(self, backend): - cert = _load_cert( - os.path.join("x509", "PKITS_data", "certs", "GoodCACert.crt"), - x509.load_der_x509_certificate, - backend - ) - assert isinstance(cert, x509.Certificate) - assert cert.serial_number == 2 - fingerprint = binascii.hexlify(cert.fingerprint(hashes.SHA1())) - assert fingerprint == b"6f49779533d565e8b7c1062503eab41492c38e4d" - assert isinstance(cert.signature_hash_algorithm, hashes.SHA256) - - def test_signature(self, backend): - cert = _load_cert( - os.path.join("x509", "custom", "post2000utctime.pem"), - x509.load_pem_x509_certificate, - backend - ) - assert cert.signature == binascii.unhexlify( - b"8e0f72fcbebe4755abcaf76c8ce0bae17cde4db16291638e1b1ce04a93cdb4c" - b"44a3486070986c5a880c14fdf8497e7d289b2630ccb21d24a3d1aa1b2d87482" - b"07f3a1e16ccdf8daa8a7ea1a33d49774f513edf09270bd8e665b6300a10f003" - b"66a59076905eb63cf10a81a0ca78a6ef3127f6cb2f6fb7f947fce22a30d8004" - b"8c243ba2c1a54c425fe12310e8a737638f4920354d4cce25cbd9dea25e6a2fe" - b"0d8579a5c8d929b9275be221975479f3f75075bcacf09526523b5fd67f7683f" - b"3cda420fabb1e9e6fc26bc0649cf61bb051d6932fac37066bb16f55903dfe78" - b"53dc5e505e2a10fbba4f9e93a0d3b53b7fa34b05d7ba6eef869bfc34b8e514f" - b"d5419f75" - ) - assert len(cert.signature) == cert.public_key().key_size // 8 - - def test_tbs_certificate_bytes(self, backend): - cert = _load_cert( - os.path.join("x509", "custom", "post2000utctime.pem"), - x509.load_pem_x509_certificate, - backend - ) - assert cert.tbs_certificate_bytes == binascii.unhexlify( - b"308202d8a003020102020900a06cb4b955f7f4db300d06092a864886f70d010" - b"10505003058310b3009060355040613024155311330110603550408130a536f" - b"6d652d53746174653121301f060355040a1318496e7465726e6574205769646" - b"769747320507479204c74643111300f0603550403130848656c6c6f20434130" - b"1e170d3134313132363231343132305a170d3134313232363231343132305a3" - b"058310b3009060355040613024155311330110603550408130a536f6d652d53" - b"746174653121301f060355040a1318496e7465726e657420576964676974732" - b"0507479204c74643111300f0603550403130848656c6c6f2043413082012230" - b"0d06092a864886f70d01010105000382010f003082010a0282010100b03af70" - b"2059e27f1e2284b56bbb26c039153bf81f295b73a49132990645ede4d2da0a9" - b"13c42e7d38d3589a00d3940d194f6e6d877c2ef812da22a275e83d8be786467" - b"48b4e7f23d10e873fd72f57a13dec732fc56ab138b1bb308399bb412cd73921" - b"4ef714e1976e09603405e2556299a05522510ac4574db5e9cb2cf5f99e8f48c" - b"1696ab3ea2d6d2ddab7d4e1b317188b76a572977f6ece0a4ad396f0150e7d8b" - b"1a9986c0cb90527ec26ca56e2914c270d2a198b632fa8a2fda55079d3d39864" - b"b6fb96ddbe331cacb3cb8783a8494ccccd886a3525078847ca01ca5f803e892" - b"14403e8a4b5499539c0b86f7a0daa45b204a8e079d8a5b03db7ba1ba3d7011a" - b"70203010001a381bc3081b9301d0603551d0e04160414d8e89dc777e4472656" - b"f1864695a9f66b7b0400ae3081890603551d23048181307f8014d8e89dc777e" - b"4472656f1864695a9f66b7b0400aea15ca45a3058310b300906035504061302" - b"4155311330110603550408130a536f6d652d53746174653121301f060355040" - b"a1318496e7465726e6574205769646769747320507479204c74643111300f06" - b"03550403130848656c6c6f204341820900a06cb4b955f7f4db300c0603551d1" - b"3040530030101ff" - ) - verifier = cert.public_key().verifier( - cert.signature, padding.PKCS1v15(), cert.signature_hash_algorithm - ) - verifier.update(cert.tbs_certificate_bytes) - verifier.verify() - - def test_issuer(self, backend): - cert = _load_cert( - os.path.join( - "x509", "PKITS_data", "certs", - "Validpre2000UTCnotBeforeDateTest3EE.crt" - ), - x509.load_der_x509_certificate, - backend - ) - issuer = cert.issuer - assert isinstance(issuer, x509.Name) - assert list(issuer) == [ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - x509.NameAttribute( - NameOID.ORGANIZATION_NAME, u'Test Certificates 2011' - ), - x509.NameAttribute(NameOID.COMMON_NAME, u'Good CA') - ] - assert issuer.get_attributes_for_oid(NameOID.COMMON_NAME) == [ - x509.NameAttribute(NameOID.COMMON_NAME, u'Good CA') - ] - - def test_all_issuer_name_types(self, backend): - cert = _load_cert( - os.path.join( - "x509", "custom", - "all_supported_names.pem" - ), - x509.load_pem_x509_certificate, - backend - ) - issuer = cert.issuer - - assert isinstance(issuer, x509.Name) - assert list(issuer) == [ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - x509.NameAttribute(NameOID.COUNTRY_NAME, u'CA'), - x509.NameAttribute(NameOID.STATE_OR_PROVINCE_NAME, u'Texas'), - x509.NameAttribute(NameOID.STATE_OR_PROVINCE_NAME, u'Illinois'), - x509.NameAttribute(NameOID.LOCALITY_NAME, u'Chicago'), - x509.NameAttribute(NameOID.LOCALITY_NAME, u'Austin'), - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'Zero, LLC'), - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'One, LLC'), - x509.NameAttribute(NameOID.COMMON_NAME, u'common name 0'), - x509.NameAttribute(NameOID.COMMON_NAME, u'common name 1'), - x509.NameAttribute(NameOID.ORGANIZATIONAL_UNIT_NAME, u'OU 0'), - x509.NameAttribute(NameOID.ORGANIZATIONAL_UNIT_NAME, u'OU 1'), - x509.NameAttribute(NameOID.DN_QUALIFIER, u'dnQualifier0'), - x509.NameAttribute(NameOID.DN_QUALIFIER, u'dnQualifier1'), - x509.NameAttribute(NameOID.SERIAL_NUMBER, u'123'), - x509.NameAttribute(NameOID.SERIAL_NUMBER, u'456'), - x509.NameAttribute(NameOID.TITLE, u'Title 0'), - x509.NameAttribute(NameOID.TITLE, u'Title 1'), - x509.NameAttribute(NameOID.SURNAME, u'Surname 0'), - x509.NameAttribute(NameOID.SURNAME, u'Surname 1'), - x509.NameAttribute(NameOID.GIVEN_NAME, u'Given Name 0'), - x509.NameAttribute(NameOID.GIVEN_NAME, u'Given Name 1'), - x509.NameAttribute(NameOID.PSEUDONYM, u'Incognito 0'), - x509.NameAttribute(NameOID.PSEUDONYM, u'Incognito 1'), - x509.NameAttribute(NameOID.GENERATION_QUALIFIER, u'Last Gen'), - x509.NameAttribute(NameOID.GENERATION_QUALIFIER, u'Next Gen'), - x509.NameAttribute(NameOID.DOMAIN_COMPONENT, u'dc0'), - x509.NameAttribute(NameOID.DOMAIN_COMPONENT, u'dc1'), - x509.NameAttribute(NameOID.EMAIL_ADDRESS, u'test0@test.local'), - x509.NameAttribute(NameOID.EMAIL_ADDRESS, u'test1@test.local'), - ] - - def test_subject(self, backend): - cert = _load_cert( - os.path.join( - "x509", "PKITS_data", "certs", - "Validpre2000UTCnotBeforeDateTest3EE.crt" - ), - x509.load_der_x509_certificate, - backend - ) - subject = cert.subject - assert isinstance(subject, x509.Name) - assert list(subject) == [ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - x509.NameAttribute( - NameOID.ORGANIZATION_NAME, u'Test Certificates 2011' - ), - x509.NameAttribute( - NameOID.COMMON_NAME, - u'Valid pre2000 UTC notBefore Date EE Certificate Test3' - ) - ] - assert subject.get_attributes_for_oid(NameOID.COMMON_NAME) == [ - x509.NameAttribute( - NameOID.COMMON_NAME, - u'Valid pre2000 UTC notBefore Date EE Certificate Test3' - ) - ] - - def test_unicode_name(self, backend): - cert = _load_cert( - os.path.join( - "x509", "custom", - "utf8_common_name.pem" - ), - x509.load_pem_x509_certificate, - backend - ) - assert cert.subject.get_attributes_for_oid(NameOID.COMMON_NAME) == [ - x509.NameAttribute( - NameOID.COMMON_NAME, - u'We heart UTF8!\u2122' - ) - ] - assert cert.issuer.get_attributes_for_oid(NameOID.COMMON_NAME) == [ - x509.NameAttribute( - NameOID.COMMON_NAME, - u'We heart UTF8!\u2122' - ) - ] - - def test_all_subject_name_types(self, backend): - cert = _load_cert( - os.path.join( - "x509", "custom", - "all_supported_names.pem" - ), - x509.load_pem_x509_certificate, - backend - ) - subject = cert.subject - assert isinstance(subject, x509.Name) - assert list(subject) == [ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'AU'), - x509.NameAttribute(NameOID.COUNTRY_NAME, u'DE'), - x509.NameAttribute(NameOID.STATE_OR_PROVINCE_NAME, u'California'), - x509.NameAttribute(NameOID.STATE_OR_PROVINCE_NAME, u'New York'), - x509.NameAttribute(NameOID.LOCALITY_NAME, u'San Francisco'), - x509.NameAttribute(NameOID.LOCALITY_NAME, u'Ithaca'), - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'Org Zero, LLC'), - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'Org One, LLC'), - x509.NameAttribute(NameOID.COMMON_NAME, u'CN 0'), - x509.NameAttribute(NameOID.COMMON_NAME, u'CN 1'), - x509.NameAttribute( - NameOID.ORGANIZATIONAL_UNIT_NAME, u'Engineering 0' - ), - x509.NameAttribute( - NameOID.ORGANIZATIONAL_UNIT_NAME, u'Engineering 1' - ), - x509.NameAttribute(NameOID.DN_QUALIFIER, u'qualified0'), - x509.NameAttribute(NameOID.DN_QUALIFIER, u'qualified1'), - x509.NameAttribute(NameOID.SERIAL_NUMBER, u'789'), - x509.NameAttribute(NameOID.SERIAL_NUMBER, u'012'), - x509.NameAttribute(NameOID.TITLE, u'Title IX'), - x509.NameAttribute(NameOID.TITLE, u'Title X'), - x509.NameAttribute(NameOID.SURNAME, u'Last 0'), - x509.NameAttribute(NameOID.SURNAME, u'Last 1'), - x509.NameAttribute(NameOID.GIVEN_NAME, u'First 0'), - x509.NameAttribute(NameOID.GIVEN_NAME, u'First 1'), - x509.NameAttribute(NameOID.PSEUDONYM, u'Guy Incognito 0'), - x509.NameAttribute(NameOID.PSEUDONYM, u'Guy Incognito 1'), - x509.NameAttribute(NameOID.GENERATION_QUALIFIER, u'32X'), - x509.NameAttribute(NameOID.GENERATION_QUALIFIER, u'Dreamcast'), - x509.NameAttribute(NameOID.DOMAIN_COMPONENT, u'dc2'), - x509.NameAttribute(NameOID.DOMAIN_COMPONENT, u'dc3'), - x509.NameAttribute(NameOID.EMAIL_ADDRESS, u'test2@test.local'), - x509.NameAttribute(NameOID.EMAIL_ADDRESS, u'test3@test.local'), - ] - - def test_load_good_ca_cert(self, backend): - cert = _load_cert( - os.path.join("x509", "PKITS_data", "certs", "GoodCACert.crt"), - x509.load_der_x509_certificate, - backend - ) - - assert cert.not_valid_before == datetime.datetime(2010, 1, 1, 8, 30) - assert cert.not_valid_after == datetime.datetime(2030, 12, 31, 8, 30) - assert cert.serial_number == 2 - public_key = cert.public_key() - assert isinstance(public_key, rsa.RSAPublicKey) - assert cert.version is x509.Version.v3 - fingerprint = binascii.hexlify(cert.fingerprint(hashes.SHA1())) - assert fingerprint == b"6f49779533d565e8b7c1062503eab41492c38e4d" - - def test_utc_pre_2000_not_before_cert(self, backend): - cert = _load_cert( - os.path.join( - "x509", "PKITS_data", "certs", - "Validpre2000UTCnotBeforeDateTest3EE.crt" - ), - x509.load_der_x509_certificate, - backend - ) - - assert cert.not_valid_before == datetime.datetime(1950, 1, 1, 12, 1) - - def test_pre_2000_utc_not_after_cert(self, backend): - cert = _load_cert( - os.path.join( - "x509", "PKITS_data", "certs", - "Invalidpre2000UTCEEnotAfterDateTest7EE.crt" - ), - x509.load_der_x509_certificate, - backend - ) - - assert cert.not_valid_after == datetime.datetime(1999, 1, 1, 12, 1) - - def test_post_2000_utc_cert(self, backend): - cert = _load_cert( - os.path.join("x509", "custom", "post2000utctime.pem"), - x509.load_pem_x509_certificate, - backend - ) - assert cert.not_valid_before == datetime.datetime( - 2014, 11, 26, 21, 41, 20 - ) - assert cert.not_valid_after == datetime.datetime( - 2014, 12, 26, 21, 41, 20 - ) - - def test_generalized_time_not_before_cert(self, backend): - cert = _load_cert( - os.path.join( - "x509", "PKITS_data", "certs", - "ValidGeneralizedTimenotBeforeDateTest4EE.crt" - ), - x509.load_der_x509_certificate, - backend - ) - assert cert.not_valid_before == datetime.datetime(2002, 1, 1, 12, 1) - assert cert.not_valid_after == datetime.datetime(2030, 12, 31, 8, 30) - assert cert.version is x509.Version.v3 - - def test_generalized_time_not_after_cert(self, backend): - cert = _load_cert( - os.path.join( - "x509", "PKITS_data", "certs", - "ValidGeneralizedTimenotAfterDateTest8EE.crt" - ), - x509.load_der_x509_certificate, - backend - ) - assert cert.not_valid_before == datetime.datetime(2010, 1, 1, 8, 30) - assert cert.not_valid_after == datetime.datetime(2050, 1, 1, 12, 1) - assert cert.version is x509.Version.v3 - - def test_invalid_version_cert(self, backend): - cert = _load_cert( - os.path.join("x509", "custom", "invalid_version.pem"), - x509.load_pem_x509_certificate, - backend - ) - with pytest.raises(x509.InvalidVersion) as exc: - cert.version - - assert exc.value.parsed_version == 7 - - def test_eq(self, backend): - cert = _load_cert( - os.path.join("x509", "custom", "post2000utctime.pem"), - x509.load_pem_x509_certificate, - backend - ) - cert2 = _load_cert( - os.path.join("x509", "custom", "post2000utctime.pem"), - x509.load_pem_x509_certificate, - backend - ) - assert cert == cert2 - - def test_ne(self, backend): - cert = _load_cert( - os.path.join("x509", "custom", "post2000utctime.pem"), - x509.load_pem_x509_certificate, - backend - ) - cert2 = _load_cert( - os.path.join( - "x509", "PKITS_data", "certs", - "ValidGeneralizedTimenotAfterDateTest8EE.crt" - ), - x509.load_der_x509_certificate, - backend - ) - assert cert != cert2 - assert cert != object() - - def test_hash(self, backend): - cert1 = _load_cert( - os.path.join("x509", "custom", "post2000utctime.pem"), - x509.load_pem_x509_certificate, - backend - ) - cert2 = _load_cert( - os.path.join("x509", "custom", "post2000utctime.pem"), - x509.load_pem_x509_certificate, - backend - ) - cert3 = _load_cert( - os.path.join( - "x509", "PKITS_data", "certs", - "ValidGeneralizedTimenotAfterDateTest8EE.crt" - ), - x509.load_der_x509_certificate, - backend - ) - - assert hash(cert1) == hash(cert2) - assert hash(cert1) != hash(cert3) - - def test_version_1_cert(self, backend): - cert = _load_cert( - os.path.join("x509", "v1_cert.pem"), - x509.load_pem_x509_certificate, - backend - ) - assert cert.version is x509.Version.v1 - - def test_invalid_pem(self, backend): - with pytest.raises(ValueError): - x509.load_pem_x509_certificate(b"notacert", backend) - - def test_invalid_der(self, backend): - with pytest.raises(ValueError): - x509.load_der_x509_certificate(b"notacert", backend) - - def test_unsupported_signature_hash_algorithm_cert(self, backend): - cert = _load_cert( - os.path.join("x509", "verisign_md2_root.pem"), - x509.load_pem_x509_certificate, - backend - ) - with pytest.raises(UnsupportedAlgorithm): - cert.signature_hash_algorithm - - def test_public_bytes_pem(self, backend): - # Load an existing certificate. - cert = _load_cert( - os.path.join("x509", "PKITS_data", "certs", "GoodCACert.crt"), - x509.load_der_x509_certificate, - backend - ) - - # Encode it to PEM and load it back. - cert = x509.load_pem_x509_certificate(cert.public_bytes( - encoding=serialization.Encoding.PEM, - ), backend) - - # We should recover what we had to start with. - assert cert.not_valid_before == datetime.datetime(2010, 1, 1, 8, 30) - assert cert.not_valid_after == datetime.datetime(2030, 12, 31, 8, 30) - assert cert.serial_number == 2 - public_key = cert.public_key() - assert isinstance(public_key, rsa.RSAPublicKey) - assert cert.version is x509.Version.v3 - fingerprint = binascii.hexlify(cert.fingerprint(hashes.SHA1())) - assert fingerprint == b"6f49779533d565e8b7c1062503eab41492c38e4d" - - def test_public_bytes_der(self, backend): - # Load an existing certificate. - cert = _load_cert( - os.path.join("x509", "PKITS_data", "certs", "GoodCACert.crt"), - x509.load_der_x509_certificate, - backend - ) - - # Encode it to DER and load it back. - cert = x509.load_der_x509_certificate(cert.public_bytes( - encoding=serialization.Encoding.DER, - ), backend) - - # We should recover what we had to start with. - assert cert.not_valid_before == datetime.datetime(2010, 1, 1, 8, 30) - assert cert.not_valid_after == datetime.datetime(2030, 12, 31, 8, 30) - assert cert.serial_number == 2 - public_key = cert.public_key() - assert isinstance(public_key, rsa.RSAPublicKey) - assert cert.version is x509.Version.v3 - fingerprint = binascii.hexlify(cert.fingerprint(hashes.SHA1())) - assert fingerprint == b"6f49779533d565e8b7c1062503eab41492c38e4d" - - def test_public_bytes_invalid_encoding(self, backend): - cert = _load_cert( - os.path.join("x509", "PKITS_data", "certs", "GoodCACert.crt"), - x509.load_der_x509_certificate, - backend - ) - - with pytest.raises(TypeError): - cert.public_bytes('NotAnEncoding') - - @pytest.mark.parametrize( - ("cert_path", "loader_func", "encoding"), - [ - ( - os.path.join("x509", "v1_cert.pem"), - x509.load_pem_x509_certificate, - serialization.Encoding.PEM, - ), - ( - os.path.join("x509", "PKITS_data", "certs", "GoodCACert.crt"), - x509.load_der_x509_certificate, - serialization.Encoding.DER, - ), - ] - ) - def test_public_bytes_match(self, cert_path, loader_func, encoding, - backend): - cert_bytes = load_vectors_from_file( - cert_path, lambda pemfile: pemfile.read(), mode="rb" - ) - cert = loader_func(cert_bytes, backend) - serialized = cert.public_bytes(encoding) - assert serialized == cert_bytes - - def test_certificate_repr(self, backend): - cert = _load_cert( - os.path.join( - "x509", "cryptography.io.pem" - ), - x509.load_pem_x509_certificate, - backend - ) - if six.PY3: - assert repr(cert) == ( - "<Certificate(subject=<Name([<NameAttribute(oid=<ObjectIdentif" - "ier(oid=2.5.4.11, name=organizationalUnitName)>, value='GT487" - "42965')>, <NameAttribute(oid=<ObjectIdentifier(oid=2.5.4.11, " - "name=organizationalUnitName)>, value='See www.rapidssl.com/re" - "sources/cps (c)14')>, <NameAttribute(oid=<ObjectIdentifier(oi" - "d=2.5.4.11, name=organizationalUnitName)>, value='Domain Cont" - "rol Validated - RapidSSL(R)')>, <NameAttribute(oid=<ObjectIde" - "ntifier(oid=2.5.4.3, name=commonName)>, value='www.cryptograp" - "hy.io')>])>, ...)>" - ) - else: - assert repr(cert) == ( - "<Certificate(subject=<Name([<NameAttribute(oid=<ObjectIdentif" - "ier(oid=2.5.4.11, name=organizationalUnitName)>, value=u'GT48" - "742965')>, <NameAttribute(oid=<ObjectIdentifier(oid=2.5.4.11," - " name=organizationalUnitName)>, value=u'See www.rapidssl.com/" - "resources/cps (c)14')>, <NameAttribute(oid=<ObjectIdentifier(" - "oid=2.5.4.11, name=organizationalUnitName)>, value=u'Domain C" - "ontrol Validated - RapidSSL(R)')>, <NameAttribute(oid=<Object" - "Identifier(oid=2.5.4.3, name=commonName)>, value=u'www.crypto" - "graphy.io')>])>, ...)>" - ) - - -@pytest.mark.requires_backend_interface(interface=RSABackend) -@pytest.mark.requires_backend_interface(interface=X509Backend) -class TestRSACertificateRequest(object): - @pytest.mark.parametrize( - ("path", "loader_func"), - [ - [ - os.path.join("x509", "requests", "rsa_sha1.pem"), - x509.load_pem_x509_csr - ], - [ - os.path.join("x509", "requests", "rsa_sha1.der"), - x509.load_der_x509_csr - ], - ] - ) - def test_load_rsa_certificate_request(self, path, loader_func, backend): - request = _load_cert(path, loader_func, backend) - assert isinstance(request.signature_hash_algorithm, hashes.SHA1) - assert ( - request.signature_algorithm_oid == - SignatureAlgorithmOID.RSA_WITH_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(NameOID.COUNTRY_NAME, u'US'), - x509.NameAttribute(NameOID.STATE_OR_PROVINCE_NAME, u'Texas'), - x509.NameAttribute(NameOID.LOCALITY_NAME, u'Austin'), - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'PyCA'), - x509.NameAttribute(NameOID.COMMON_NAME, u'cryptography.io'), - ] - extensions = request.extensions - assert isinstance(extensions, x509.Extensions) - assert list(extensions) == [] - - @pytest.mark.parametrize( - "loader_func", - [x509.load_pem_x509_csr, x509.load_der_x509_csr] - ) - def test_invalid_certificate_request(self, loader_func, backend): - with pytest.raises(ValueError): - loader_func(b"notacsr", backend) - - def test_unsupported_signature_hash_algorithm_request(self, backend): - request = _load_cert( - os.path.join("x509", "requests", "rsa_md4.pem"), - x509.load_pem_x509_csr, - backend - ) - with pytest.raises(UnsupportedAlgorithm): - request.signature_hash_algorithm - - def test_duplicate_extension(self, backend): - request = _load_cert( - os.path.join( - "x509", "requests", "two_basic_constraints.pem" - ), - x509.load_pem_x509_csr, - backend - ) - with pytest.raises(x509.DuplicateExtension) as exc: - request.extensions - - assert exc.value.oid == ExtensionOID.BASIC_CONSTRAINTS - - def test_unsupported_critical_extension(self, backend): - request = _load_cert( - os.path.join( - "x509", "requests", "unsupported_extension_critical.pem" - ), - x509.load_pem_x509_csr, - backend - ) - ext = request.extensions.get_extension_for_oid( - x509.ObjectIdentifier('1.2.3.4') - ) - assert ext.value.value == b"value" - - def test_unsupported_extension(self, backend): - request = _load_cert( - os.path.join( - "x509", "requests", "unsupported_extension.pem" - ), - x509.load_pem_x509_csr, - backend - ) - extensions = request.extensions - assert len(extensions) == 1 - assert extensions[0].oid == x509.ObjectIdentifier("1.2.3.4") - assert extensions[0].value == x509.UnrecognizedExtension( - x509.ObjectIdentifier("1.2.3.4"), b"value" - ) - - def test_request_basic_constraints(self, backend): - request = _load_cert( - os.path.join( - "x509", "requests", "basic_constraints.pem" - ), - x509.load_pem_x509_csr, - backend - ) - extensions = request.extensions - assert isinstance(extensions, x509.Extensions) - assert list(extensions) == [ - x509.Extension( - ExtensionOID.BASIC_CONSTRAINTS, - True, - x509.BasicConstraints(ca=True, path_length=1), - ), - ] - - def test_subject_alt_name(self, backend): - request = _load_cert( - os.path.join("x509", "requests", "san_rsa_sha1.pem"), - x509.load_pem_x509_csr, - backend, - ) - ext = request.extensions.get_extension_for_oid( - ExtensionOID.SUBJECT_ALTERNATIVE_NAME - ) - assert list(ext.value) == [ - x509.DNSName(b"cryptography.io"), - x509.DNSName(b"sub.cryptography.io"), - ] - - def test_public_bytes_pem(self, backend): - # Load an existing CSR. - request = _load_cert( - os.path.join("x509", "requests", "rsa_sha1.pem"), - x509.load_pem_x509_csr, - backend - ) - - # Encode it to PEM and load it back. - request = x509.load_pem_x509_csr(request.public_bytes( - encoding=serialization.Encoding.PEM, - ), backend) - - # We should recover what we had to start with. - 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(NameOID.COUNTRY_NAME, u'US'), - x509.NameAttribute(NameOID.STATE_OR_PROVINCE_NAME, u'Texas'), - x509.NameAttribute(NameOID.LOCALITY_NAME, u'Austin'), - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'PyCA'), - x509.NameAttribute(NameOID.COMMON_NAME, u'cryptography.io'), - ] - - def test_public_bytes_der(self, backend): - # Load an existing CSR. - request = _load_cert( - os.path.join("x509", "requests", "rsa_sha1.pem"), - x509.load_pem_x509_csr, - backend - ) - - # Encode it to DER and load it back. - request = x509.load_der_x509_csr(request.public_bytes( - encoding=serialization.Encoding.DER, - ), backend) - - # We should recover what we had to start with. - 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(NameOID.COUNTRY_NAME, u'US'), - x509.NameAttribute(NameOID.STATE_OR_PROVINCE_NAME, u'Texas'), - x509.NameAttribute(NameOID.LOCALITY_NAME, u'Austin'), - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'PyCA'), - x509.NameAttribute(NameOID.COMMON_NAME, u'cryptography.io'), - ] - - def test_signature(self, backend): - request = _load_cert( - os.path.join("x509", "requests", "rsa_sha1.pem"), - x509.load_pem_x509_csr, - backend - ) - assert request.signature == binascii.unhexlify( - b"8364c86ffbbfe0bfc9a21f831256658ca8989741b80576d36f08a934603a43b1" - b"837246d00167a518abb1de7b51a1e5b7ebea14944800818b1a923c804f120a0d" - b"624f6310ef79e8612755c2b01dcc7f59dfdbce0db3f2630f185f504b8c17af80" - b"cbd364fa5fda68337153930948226cd4638287a0aed6524d3006885c19028a1e" - b"e2f5a91d6e77dbaa0b49996ee0a0c60b55b61bd080a08bb34aa7f3e07e91f37f" - b"6a11645be2d8654c1570dcda145ed7cc92017f7d53225d7f283f3459ec5bda41" - b"cf6dd75d43676c543483385226b7e4fa29c8739f1b0eaf199613593991979862" - b"e36181e8c4c270c354b7f52c128db1b70639823324c7ea24791b7bc3d7005f3b" - ) - - def test_tbs_certrequest_bytes(self, backend): - request = _load_cert( - os.path.join("x509", "requests", "rsa_sha1.pem"), - x509.load_pem_x509_csr, - backend - ) - assert request.tbs_certrequest_bytes == binascii.unhexlify( - b"308201840201003057310b3009060355040613025553310e300c060355040813" - b"055465786173310f300d0603550407130641757374696e310d300b060355040a" - b"130450794341311830160603550403130f63727970746f6772617068792e696f" - b"30820122300d06092a864886f70d01010105000382010f003082010a02820101" - b"00a840a78460cb861066dfa3045a94ba6cf1b7ab9d24c761cffddcc2cb5e3f1d" - b"c3e4be253e7039ef14fe9d6d2304f50d9f2e1584c51530ab75086f357138bff7" - b"b854d067d1d5f384f1f2f2c39cc3b15415e2638554ef8402648ae3ef08336f22" - b"b7ecc6d4331c2b21c3091a7f7a9518180754a646640b60419e4cc6f5c798110a" - b"7f030a639fe87e33b4776dfcd993940ec776ab57a181ad8598857976dc303f9a" - b"573ca619ab3fe596328e92806b828683edc17cc256b41948a2bfa8d047d2158d" - b"3d8e069aa05fa85b3272abb1c4b4422b6366f3b70e642377b145cd6259e5d3e7" - b"db048d51921e50766a37b1b130ee6b11f507d20a834001e8de16a92c14f2e964" - b"a30203010001a000" - ) - verifier = request.public_key().verifier( - request.signature, - padding.PKCS1v15(), - request.signature_hash_algorithm - ) - verifier.update(request.tbs_certrequest_bytes) - verifier.verify() - - def test_public_bytes_invalid_encoding(self, backend): - request = _load_cert( - os.path.join("x509", "requests", "rsa_sha1.pem"), - x509.load_pem_x509_csr, - backend - ) - - with pytest.raises(TypeError): - request.public_bytes('NotAnEncoding') - - def test_signature_invalid(self, backend): - request = _load_cert( - os.path.join("x509", "requests", "invalid_signature.pem"), - x509.load_pem_x509_csr, - backend - ) - assert not request.is_signature_valid - - def test_signature_valid(self, backend): - request = _load_cert( - os.path.join("x509", "requests", "rsa_sha256.pem"), - x509.load_pem_x509_csr, - backend - ) - assert request.is_signature_valid - - @pytest.mark.parametrize( - ("request_path", "loader_func", "encoding"), - [ - ( - os.path.join("x509", "requests", "rsa_sha1.pem"), - x509.load_pem_x509_csr, - serialization.Encoding.PEM, - ), - ( - os.path.join("x509", "requests", "rsa_sha1.der"), - x509.load_der_x509_csr, - serialization.Encoding.DER, - ), - ] - ) - def test_public_bytes_match(self, request_path, loader_func, encoding, - backend): - request_bytes = load_vectors_from_file( - request_path, lambda pemfile: pemfile.read(), mode="rb" - ) - request = loader_func(request_bytes, backend) - serialized = request.public_bytes(encoding) - assert serialized == request_bytes - - def test_eq(self, backend): - request1 = _load_cert( - os.path.join("x509", "requests", "rsa_sha1.pem"), - x509.load_pem_x509_csr, - backend - ) - request2 = _load_cert( - os.path.join("x509", "requests", "rsa_sha1.pem"), - x509.load_pem_x509_csr, - backend - ) - - assert request1 == request2 - - def test_ne(self, backend): - request1 = _load_cert( - os.path.join("x509", "requests", "rsa_sha1.pem"), - x509.load_pem_x509_csr, - backend - ) - request2 = _load_cert( - os.path.join("x509", "requests", "san_rsa_sha1.pem"), - x509.load_pem_x509_csr, - backend - ) - - assert request1 != request2 - assert request1 != object() - - def test_hash(self, backend): - request1 = _load_cert( - os.path.join("x509", "requests", "rsa_sha1.pem"), - x509.load_pem_x509_csr, - backend - ) - request2 = _load_cert( - os.path.join("x509", "requests", "rsa_sha1.pem"), - x509.load_pem_x509_csr, - backend - ) - request3 = _load_cert( - os.path.join("x509", "requests", "san_rsa_sha1.pem"), - x509.load_pem_x509_csr, - backend - ) - - assert hash(request1) == hash(request2) - assert hash(request1) != hash(request3) - - def test_build_cert(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) - - builder = x509.CertificateBuilder().serial_number( - 777 - ).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - x509.NameAttribute(NameOID.STATE_OR_PROVINCE_NAME, u'Texas'), - x509.NameAttribute(NameOID.LOCALITY_NAME, u'Austin'), - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'PyCA'), - x509.NameAttribute(NameOID.COMMON_NAME, u'cryptography.io'), - ])).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - x509.NameAttribute(NameOID.STATE_OR_PROVINCE_NAME, u'Texas'), - x509.NameAttribute(NameOID.LOCALITY_NAME, u'Austin'), - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'PyCA'), - x509.NameAttribute(NameOID.COMMON_NAME, u'cryptography.io'), - ])).public_key( - subject_private_key.public_key() - ).add_extension( - x509.BasicConstraints(ca=False, path_length=None), True, - ).add_extension( - x509.SubjectAlternativeName([x509.DNSName(b"cryptography.io")]), - critical=False, - ).not_valid_before( - not_valid_before - ).not_valid_after( - not_valid_after - ) - - cert = builder.sign(issuer_private_key, hashes.SHA1(), backend) - - assert cert.version is x509.Version.v3 - assert cert.not_valid_before == not_valid_before - assert cert.not_valid_after == not_valid_after - basic_constraints = cert.extensions.get_extension_for_oid( - ExtensionOID.BASIC_CONSTRAINTS - ) - assert basic_constraints.value.ca is False - assert basic_constraints.value.path_length is None - subject_alternative_name = cert.extensions.get_extension_for_oid( - ExtensionOID.SUBJECT_ALTERNATIVE_NAME - ) - assert list(subject_alternative_name.value) == [ - x509.DNSName(b"cryptography.io"), - ] - - def test_build_cert_printable_string_country_name(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) - - builder = x509.CertificateBuilder().serial_number( - 777 - ).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - x509.NameAttribute(NameOID.JURISDICTION_COUNTRY_NAME, u'US'), - x509.NameAttribute(NameOID.STATE_OR_PROVINCE_NAME, u'Texas'), - ])).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - x509.NameAttribute(NameOID.JURISDICTION_COUNTRY_NAME, u'US'), - x509.NameAttribute(NameOID.STATE_OR_PROVINCE_NAME, u'Texas'), - ])).public_key( - subject_private_key.public_key() - ).not_valid_before( - not_valid_before - ).not_valid_after( - not_valid_after - ) - - cert = builder.sign(issuer_private_key, hashes.SHA256(), backend) - - parsed = Certificate.load( - cert.public_bytes(serialization.Encoding.DER)) - - # Check that each value was encoded as an ASN.1 PRINTABLESTRING. - assert parsed.subject.chosen[0][0]['value'].chosen.tag == 19 - assert parsed.issuer.chosen[0][0]['value'].chosen.tag == 19 - if ( - # This only works correctly in OpenSSL 1.1.0f+ and 1.0.2l+ - backend._lib.CRYPTOGRAPHY_OPENSSL_110F_OR_GREATER or ( - backend._lib.CRYPTOGRAPHY_OPENSSL_102L_OR_GREATER and - not backend._lib.CRYPTOGRAPHY_OPENSSL_110_OR_GREATER - ) - ): - assert parsed.subject.chosen[1][0]['value'].chosen.tag == 19 - assert parsed.issuer.chosen[1][0]['value'].chosen.tag == 19 - - -class TestCertificateBuilder(object): - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_checks_for_unsupported_extensions(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateBuilder().subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - private_key.public_key() - ).serial_number( - 777 - ).not_valid_before( - datetime.datetime(1999, 1, 1) - ).not_valid_after( - datetime.datetime(2020, 1, 1) - ).add_extension( - DummyExtension(), False - ) - - with pytest.raises(NotImplementedError): - builder.sign(private_key, hashes.SHA1(), backend) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_encode_nonstandard_aia(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - - aia = x509.AuthorityInformationAccess([ - x509.AccessDescription( - x509.ObjectIdentifier("2.999.7"), - x509.UniformResourceIdentifier(b"http://example.com") - ), - ]) - - builder = x509.CertificateBuilder().subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - private_key.public_key() - ).serial_number( - 777 - ).not_valid_before( - datetime.datetime(1999, 1, 1) - ).not_valid_after( - datetime.datetime(2020, 1, 1) - ).add_extension( - aia, False - ) - - builder.sign(private_key, hashes.SHA256(), backend) - - @pytest.mark.skipif(sys.platform != "win32", reason="Requires windows") - @pytest.mark.parametrize( - ("not_valid_before", "not_valid_after"), - [ - [datetime.datetime(1999, 1, 1), datetime.datetime(9999, 1, 1)], - [datetime.datetime(9999, 1, 1), datetime.datetime(9999, 12, 31)], - ] - ) - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_invalid_time_windows(self, not_valid_before, not_valid_after, - backend): - private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateBuilder().subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - private_key.public_key() - ).serial_number( - 777 - ).not_valid_before( - not_valid_before - ).not_valid_after( - not_valid_after - ) - with pytest.raises(ValueError): - builder.sign(private_key, hashes.SHA256(), backend) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_no_subject_name(self, backend): - subject_private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateBuilder().serial_number( - 777 - ).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - subject_private_key.public_key() - ).not_valid_before( - datetime.datetime(2002, 1, 1, 12, 1) - ).not_valid_after( - datetime.datetime(2030, 12, 31, 8, 30) - ) - with pytest.raises(ValueError): - builder.sign(subject_private_key, hashes.SHA256(), backend) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_no_issuer_name(self, backend): - subject_private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateBuilder().serial_number( - 777 - ).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - subject_private_key.public_key() - ).not_valid_before( - datetime.datetime(2002, 1, 1, 12, 1) - ).not_valid_after( - datetime.datetime(2030, 12, 31, 8, 30) - ) - with pytest.raises(ValueError): - builder.sign(subject_private_key, hashes.SHA256(), backend) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_no_public_key(self, backend): - subject_private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateBuilder().serial_number( - 777 - ).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).not_valid_before( - datetime.datetime(2002, 1, 1, 12, 1) - ).not_valid_after( - datetime.datetime(2030, 12, 31, 8, 30) - ) - with pytest.raises(ValueError): - builder.sign(subject_private_key, hashes.SHA256(), backend) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_no_not_valid_before(self, backend): - subject_private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateBuilder().serial_number( - 777 - ).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - subject_private_key.public_key() - ).not_valid_after( - datetime.datetime(2030, 12, 31, 8, 30) - ) - with pytest.raises(ValueError): - builder.sign(subject_private_key, hashes.SHA256(), backend) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_no_not_valid_after(self, backend): - subject_private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateBuilder().serial_number( - 777 - ).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - subject_private_key.public_key() - ).not_valid_before( - datetime.datetime(2002, 1, 1, 12, 1) - ) - with pytest.raises(ValueError): - builder.sign(subject_private_key, hashes.SHA256(), backend) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_no_serial_number(self, backend): - subject_private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateBuilder().issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - subject_private_key.public_key() - ).not_valid_before( - datetime.datetime(2002, 1, 1, 12, 1) - ).not_valid_after( - datetime.datetime(2030, 12, 31, 8, 30) - ) - with pytest.raises(ValueError): - builder.sign(subject_private_key, hashes.SHA256(), backend) - - def test_issuer_name_must_be_a_name_type(self): - builder = x509.CertificateBuilder() - - with pytest.raises(TypeError): - builder.issuer_name("subject") - - with pytest.raises(TypeError): - builder.issuer_name(object) - - def test_issuer_name_may_only_be_set_once(self): - name = x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ]) - builder = x509.CertificateBuilder().issuer_name(name) - - with pytest.raises(ValueError): - builder.issuer_name(name) - - def test_subject_name_must_be_a_name_type(self): - builder = x509.CertificateBuilder() - - with pytest.raises(TypeError): - builder.subject_name("subject") - - with pytest.raises(TypeError): - builder.subject_name(object) - - def test_subject_name_may_only_be_set_once(self): - name = x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ]) - builder = x509.CertificateBuilder().subject_name(name) - - with pytest.raises(ValueError): - builder.subject_name(name) - - def test_not_valid_before_after_not_valid_after(self): - builder = x509.CertificateBuilder() - - builder = builder.not_valid_after( - datetime.datetime(2002, 1, 1, 12, 1) - ) - with pytest.raises(ValueError): - builder.not_valid_before( - datetime.datetime(2003, 1, 1, 12, 1) - ) - - def test_not_valid_after_before_not_valid_before(self): - builder = x509.CertificateBuilder() - - builder = builder.not_valid_before( - datetime.datetime(2002, 1, 1, 12, 1) - ) - with pytest.raises(ValueError): - builder.not_valid_after( - datetime.datetime(2001, 1, 1, 12, 1) - ) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_public_key_must_be_public_key(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateBuilder() - - with pytest.raises(TypeError): - builder.public_key(private_key) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_public_key_may_only_be_set_once(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - public_key = private_key.public_key() - builder = x509.CertificateBuilder().public_key(public_key) - - with pytest.raises(ValueError): - builder.public_key(public_key) - - def test_serial_number_must_be_an_integer_type(self): - with pytest.raises(TypeError): - x509.CertificateBuilder().serial_number(10.0) - - def test_serial_number_must_be_non_negative(self): - with pytest.raises(ValueError): - x509.CertificateBuilder().serial_number(-1) - - def test_serial_number_must_be_positive(self): - with pytest.raises(ValueError): - x509.CertificateBuilder().serial_number(0) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_minimal_serial_number(self, backend): - subject_private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateBuilder().serial_number( - 1 - ).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'RU'), - ])).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'RU'), - ])).public_key( - subject_private_key.public_key() - ).not_valid_before( - datetime.datetime(2002, 1, 1, 12, 1) - ).not_valid_after( - datetime.datetime(2030, 12, 31, 8, 30) - ) - cert = builder.sign(subject_private_key, hashes.SHA256(), backend) - assert cert.serial_number == 1 - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_biggest_serial_number(self, backend): - subject_private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateBuilder().serial_number( - (1 << 159) - 1 - ).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'RU'), - ])).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'RU'), - ])).public_key( - subject_private_key.public_key() - ).not_valid_before( - datetime.datetime(2002, 1, 1, 12, 1) - ).not_valid_after( - datetime.datetime(2030, 12, 31, 8, 30) - ) - cert = builder.sign(subject_private_key, hashes.SHA256(), backend) - assert cert.serial_number == (1 << 159) - 1 - - def test_serial_number_must_be_less_than_160_bits_long(self): - with pytest.raises(ValueError): - x509.CertificateBuilder().serial_number(1 << 159) - - def test_serial_number_may_only_be_set_once(self): - builder = x509.CertificateBuilder().serial_number(10) - - with pytest.raises(ValueError): - builder.serial_number(20) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_aware_not_valid_after(self, backend): - time = datetime.datetime(2012, 1, 16, 22, 43) - tz = pytz.timezone("US/Pacific") - time = tz.localize(time) - utc_time = datetime.datetime(2012, 1, 17, 6, 43) - private_key = RSA_KEY_2048.private_key(backend) - cert_builder = x509.CertificateBuilder().not_valid_after(time) - cert_builder = cert_builder.subject_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ).issuer_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ).serial_number( - 1 - ).public_key( - private_key.public_key() - ).not_valid_before( - utc_time - datetime.timedelta(days=365) - ) - - cert = cert_builder.sign(private_key, hashes.SHA256(), backend) - assert cert.not_valid_after == utc_time - - def test_invalid_not_valid_after(self): - with pytest.raises(TypeError): - x509.CertificateBuilder().not_valid_after(104204304504) - - with pytest.raises(TypeError): - x509.CertificateBuilder().not_valid_after(datetime.time()) - - with pytest.raises(ValueError): - x509.CertificateBuilder().not_valid_after( - datetime.datetime(1960, 8, 10) - ) - - def test_not_valid_after_may_only_be_set_once(self): - builder = x509.CertificateBuilder().not_valid_after( - datetime.datetime.now() - ) - - with pytest.raises(ValueError): - builder.not_valid_after( - datetime.datetime.now() - ) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_aware_not_valid_before(self, backend): - time = datetime.datetime(2012, 1, 16, 22, 43) - tz = pytz.timezone("US/Pacific") - time = tz.localize(time) - utc_time = datetime.datetime(2012, 1, 17, 6, 43) - private_key = RSA_KEY_2048.private_key(backend) - cert_builder = x509.CertificateBuilder().not_valid_before(time) - cert_builder = cert_builder.subject_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ).issuer_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ).serial_number( - 1 - ).public_key( - private_key.public_key() - ).not_valid_after( - utc_time + datetime.timedelta(days=366) - ) - - cert = cert_builder.sign(private_key, hashes.SHA256(), backend) - assert cert.not_valid_before == utc_time - - def test_invalid_not_valid_before(self): - with pytest.raises(TypeError): - x509.CertificateBuilder().not_valid_before(104204304504) - - with pytest.raises(TypeError): - x509.CertificateBuilder().not_valid_before(datetime.time()) - - with pytest.raises(ValueError): - x509.CertificateBuilder().not_valid_before( - datetime.datetime(1960, 8, 10) - ) - - def test_not_valid_before_may_only_be_set_once(self): - builder = x509.CertificateBuilder().not_valid_before( - datetime.datetime.now() - ) - - with pytest.raises(ValueError): - builder.not_valid_before( - datetime.datetime.now() - ) - - def test_add_extension_checks_for_duplicates(self): - builder = x509.CertificateBuilder().add_extension( - x509.BasicConstraints(ca=False, path_length=None), True, - ) - - with pytest.raises(ValueError): - builder.add_extension( - x509.BasicConstraints(ca=False, path_length=None), True, - ) - - def test_add_invalid_extension_type(self): - builder = x509.CertificateBuilder() - - with pytest.raises(TypeError): - builder.add_extension(object(), False) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_sign_with_unsupported_hash(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateBuilder() - builder = builder.subject_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ).issuer_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ).serial_number( - 1 - ).public_key( - private_key.public_key() - ).not_valid_before( - datetime.datetime(2002, 1, 1, 12, 1) - ).not_valid_after( - datetime.datetime(2032, 1, 1, 12, 1) - ) - - with pytest.raises(TypeError): - builder.sign(private_key, object(), backend) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_sign_rsa_with_md5(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateBuilder() - builder = builder.subject_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ).issuer_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ).serial_number( - 1 - ).public_key( - private_key.public_key() - ).not_valid_before( - datetime.datetime(2002, 1, 1, 12, 1) - ).not_valid_after( - datetime.datetime(2032, 1, 1, 12, 1) - ) - cert = builder.sign(private_key, hashes.MD5(), backend) - assert isinstance(cert.signature_hash_algorithm, hashes.MD5) - - @pytest.mark.requires_backend_interface(interface=DSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_sign_dsa_with_md5(self, backend): - private_key = DSA_KEY_2048.private_key(backend) - builder = x509.CertificateBuilder() - builder = builder.subject_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ).issuer_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ).serial_number( - 1 - ).public_key( - private_key.public_key() - ).not_valid_before( - datetime.datetime(2002, 1, 1, 12, 1) - ).not_valid_after( - datetime.datetime(2032, 1, 1, 12, 1) - ) - with pytest.raises(ValueError): - builder.sign(private_key, hashes.MD5(), backend) - - @pytest.mark.requires_backend_interface(interface=EllipticCurveBackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_sign_ec_with_md5(self, backend): - _skip_curve_unsupported(backend, ec.SECP256R1()) - private_key = EC_KEY_SECP256R1.private_key(backend) - builder = x509.CertificateBuilder() - builder = builder.subject_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ).issuer_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ).serial_number( - 1 - ).public_key( - private_key.public_key() - ).not_valid_before( - datetime.datetime(2002, 1, 1, 12, 1) - ).not_valid_after( - datetime.datetime(2032, 1, 1, 12, 1) - ) - with pytest.raises(ValueError): - builder.sign(private_key, hashes.MD5(), backend) - - @pytest.mark.parametrize( - "cdp", - [ - x509.CRLDistributionPoints([ - x509.DistributionPoint( - full_name=None, - relative_name=x509.RelativeDistinguishedName([ - x509.NameAttribute( - NameOID.COMMON_NAME, - u"indirect CRL for indirectCRL CA3" - ), - ]), - reasons=None, - crl_issuer=[x509.DirectoryName( - x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u"US"), - x509.NameAttribute( - NameOID.ORGANIZATION_NAME, - u"Test Certificates 2011" - ), - x509.NameAttribute( - NameOID.ORGANIZATIONAL_UNIT_NAME, - u"indirectCRL CA3 cRLIssuer" - ), - ]) - )], - ) - ]), - x509.CRLDistributionPoints([ - x509.DistributionPoint( - full_name=[x509.DirectoryName( - x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u"US"), - ]) - )], - relative_name=None, - reasons=None, - crl_issuer=[x509.DirectoryName( - x509.Name([ - x509.NameAttribute( - NameOID.ORGANIZATION_NAME, - u"cryptography Testing" - ), - ]) - )], - ) - ]), - x509.CRLDistributionPoints([ - x509.DistributionPoint( - full_name=[ - x509.UniformResourceIdentifier( - u"http://myhost.com/myca.crl" - ), - x509.UniformResourceIdentifier( - u"http://backup.myhost.com/myca.crl" - ) - ], - relative_name=None, - reasons=frozenset([ - x509.ReasonFlags.key_compromise, - x509.ReasonFlags.ca_compromise - ]), - crl_issuer=[x509.DirectoryName( - x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u"US"), - x509.NameAttribute( - NameOID.COMMON_NAME, u"cryptography CA" - ), - ]) - )], - ) - ]), - x509.CRLDistributionPoints([ - x509.DistributionPoint( - full_name=[x509.UniformResourceIdentifier( - u"http://domain.com/some.crl" - )], - relative_name=None, - reasons=frozenset([ - x509.ReasonFlags.key_compromise, - x509.ReasonFlags.ca_compromise, - x509.ReasonFlags.affiliation_changed, - x509.ReasonFlags.superseded, - x509.ReasonFlags.privilege_withdrawn, - x509.ReasonFlags.cessation_of_operation, - x509.ReasonFlags.aa_compromise, - x509.ReasonFlags.certificate_hold, - ]), - crl_issuer=None - ) - ]), - x509.CRLDistributionPoints([ - x509.DistributionPoint( - full_name=None, - relative_name=None, - reasons=None, - crl_issuer=[x509.DirectoryName( - x509.Name([ - x509.NameAttribute( - NameOID.COMMON_NAME, u"cryptography CA" - ), - ]) - )], - ) - ]), - x509.CRLDistributionPoints([ - x509.DistributionPoint( - full_name=[x509.UniformResourceIdentifier( - u"http://domain.com/some.crl" - )], - relative_name=None, - reasons=frozenset([x509.ReasonFlags.aa_compromise]), - crl_issuer=None - ) - ]) - ] - ) - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_crl_distribution_points(self, backend, cdp): - issuer_private_key = RSA_KEY_2048.private_key(backend) - subject_private_key = RSA_KEY_2048.private_key(backend) - - builder = x509.CertificateBuilder().serial_number( - 4444444 - ).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.LOCALITY_NAME, u'Austin'), - ])).subject_name(x509.Name([ - x509.NameAttribute(NameOID.LOCALITY_NAME, u'Austin'), - ])).public_key( - subject_private_key.public_key() - ).add_extension( - cdp, - critical=False, - ).not_valid_before( - datetime.datetime(2002, 1, 1, 12, 1) - ).not_valid_after( - datetime.datetime(2030, 12, 31, 8, 30) - ) - - cert = builder.sign(issuer_private_key, hashes.SHA1(), backend) - - ext = cert.extensions.get_extension_for_oid( - ExtensionOID.CRL_DISTRIBUTION_POINTS - ) - assert ext.critical is False - assert ext.value == cdp - - @pytest.mark.requires_backend_interface(interface=DSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_build_cert_with_dsa_private_key(self, backend): - issuer_private_key = DSA_KEY_2048.private_key(backend) - subject_private_key = DSA_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) - - builder = x509.CertificateBuilder().serial_number( - 777 - ).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - subject_private_key.public_key() - ).add_extension( - x509.BasicConstraints(ca=False, path_length=None), True, - ).add_extension( - x509.SubjectAlternativeName([x509.DNSName(b"cryptography.io")]), - critical=False, - ).not_valid_before( - not_valid_before - ).not_valid_after( - not_valid_after - ) - - cert = builder.sign(issuer_private_key, hashes.SHA1(), backend) - - assert cert.version is x509.Version.v3 - assert cert.not_valid_before == not_valid_before - assert cert.not_valid_after == not_valid_after - basic_constraints = cert.extensions.get_extension_for_oid( - ExtensionOID.BASIC_CONSTRAINTS - ) - assert basic_constraints.value.ca is False - assert basic_constraints.value.path_length is None - subject_alternative_name = cert.extensions.get_extension_for_oid( - ExtensionOID.SUBJECT_ALTERNATIVE_NAME - ) - assert list(subject_alternative_name.value) == [ - x509.DNSName(b"cryptography.io"), - ] - - @pytest.mark.requires_backend_interface(interface=EllipticCurveBackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_build_cert_with_ec_private_key(self, backend): - _skip_curve_unsupported(backend, ec.SECP256R1()) - issuer_private_key = ec.generate_private_key(ec.SECP256R1(), backend) - subject_private_key = ec.generate_private_key(ec.SECP256R1(), backend) - - not_valid_before = datetime.datetime(2002, 1, 1, 12, 1) - not_valid_after = datetime.datetime(2030, 12, 31, 8, 30) - - builder = x509.CertificateBuilder().serial_number( - 777 - ).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - subject_private_key.public_key() - ).add_extension( - x509.BasicConstraints(ca=False, path_length=None), True, - ).add_extension( - x509.SubjectAlternativeName([x509.DNSName(b"cryptography.io")]), - critical=False, - ).not_valid_before( - not_valid_before - ).not_valid_after( - not_valid_after - ) - - cert = builder.sign(issuer_private_key, hashes.SHA1(), backend) - - assert cert.version is x509.Version.v3 - assert cert.not_valid_before == not_valid_before - assert cert.not_valid_after == not_valid_after - basic_constraints = cert.extensions.get_extension_for_oid( - ExtensionOID.BASIC_CONSTRAINTS - ) - assert basic_constraints.value.ca is False - assert basic_constraints.value.path_length is None - subject_alternative_name = cert.extensions.get_extension_for_oid( - ExtensionOID.SUBJECT_ALTERNATIVE_NAME - ) - assert list(subject_alternative_name.value) == [ - x509.DNSName(b"cryptography.io"), - ] - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_build_cert_with_rsa_key_too_small(self, backend): - issuer_private_key = RSA_KEY_512.private_key(backend) - subject_private_key = RSA_KEY_512.private_key(backend) - - not_valid_before = datetime.datetime(2002, 1, 1, 12, 1) - not_valid_after = datetime.datetime(2030, 12, 31, 8, 30) - - builder = x509.CertificateBuilder().serial_number( - 777 - ).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - subject_private_key.public_key() - ).not_valid_before( - not_valid_before - ).not_valid_after( - not_valid_after - ) - - with pytest.raises(ValueError): - builder.sign(issuer_private_key, hashes.SHA512(), backend) - - @pytest.mark.parametrize( - "cp", - [ - x509.CertificatePolicies([ - x509.PolicyInformation( - x509.ObjectIdentifier("2.16.840.1.12345.1.2.3.4.1"), - [u"http://other.com/cps"] - ) - ]), - x509.CertificatePolicies([ - x509.PolicyInformation( - x509.ObjectIdentifier("2.16.840.1.12345.1.2.3.4.1"), - None - ) - ]), - x509.CertificatePolicies([ - x509.PolicyInformation( - x509.ObjectIdentifier("2.16.840.1.12345.1.2.3.4.1"), - [ - u"http://example.com/cps", - u"http://other.com/cps", - x509.UserNotice( - x509.NoticeReference(u"my org", [1, 2, 3, 4]), - u"thing" - ) - ] - ) - ]), - x509.CertificatePolicies([ - x509.PolicyInformation( - x509.ObjectIdentifier("2.16.840.1.12345.1.2.3.4.1"), - [ - u"http://example.com/cps", - x509.UserNotice( - x509.NoticeReference(u"UTF8\u2122'", [1, 2, 3, 4]), - u"We heart UTF8!\u2122" - ) - ] - ) - ]), - x509.CertificatePolicies([ - x509.PolicyInformation( - x509.ObjectIdentifier("2.16.840.1.12345.1.2.3.4.1"), - [x509.UserNotice(None, u"thing")] - ) - ]), - x509.CertificatePolicies([ - x509.PolicyInformation( - x509.ObjectIdentifier("2.16.840.1.12345.1.2.3.4.1"), - [ - x509.UserNotice( - x509.NoticeReference(u"my org", [1, 2, 3, 4]), - None - ) - ] - ) - ]) - ] - ) - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_certificate_policies(self, cp, 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) - - cert = x509.CertificateBuilder().subject_name( - x509.Name([x509.NameAttribute(x509.OID_COUNTRY_NAME, u'US')]) - ).issuer_name( - x509.Name([x509.NameAttribute(x509.OID_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( - cp, critical=False - ).sign(issuer_private_key, hashes.SHA256(), backend) - - ext = cert.extensions.get_extension_for_oid( - x509.OID_CERTIFICATE_POLICIES - ) - assert ext.value == cp - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_issuer_alt_name(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) - - 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( - x509.IssuerAlternativeName([ - x509.DNSName(b"myissuer"), - x509.RFC822Name(u"email@domain.com"), - ]), critical=False - ).sign(issuer_private_key, hashes.SHA256(), backend) - - ext = cert.extensions.get_extension_for_oid( - ExtensionOID.ISSUER_ALTERNATIVE_NAME - ) - assert ext.critical is False - assert ext.value == x509.IssuerAlternativeName([ - x509.DNSName(b"myissuer"), - x509.RFC822Name(u"email@domain.com"), - ]) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_extended_key_usage(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) - - 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( - x509.ExtendedKeyUsage([ - ExtendedKeyUsageOID.CLIENT_AUTH, - ExtendedKeyUsageOID.SERVER_AUTH, - ExtendedKeyUsageOID.CODE_SIGNING, - ]), critical=False - ).sign(issuer_private_key, hashes.SHA256(), backend) - - eku = cert.extensions.get_extension_for_oid( - ExtensionOID.EXTENDED_KEY_USAGE - ) - assert eku.critical is False - assert eku.value == x509.ExtendedKeyUsage([ - ExtendedKeyUsageOID.CLIENT_AUTH, - ExtendedKeyUsageOID.SERVER_AUTH, - ExtendedKeyUsageOID.CODE_SIGNING, - ]) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_inhibit_any_policy(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) - - 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( - x509.InhibitAnyPolicy(3), critical=False - ).sign(issuer_private_key, hashes.SHA256(), backend) - - ext = cert.extensions.get_extension_for_oid( - ExtensionOID.INHIBIT_ANY_POLICY - ) - assert ext.value == x509.InhibitAnyPolicy(3) - - @pytest.mark.parametrize( - "pc", - [ - x509.PolicyConstraints( - require_explicit_policy=None, - inhibit_policy_mapping=1 - ), - x509.PolicyConstraints( - require_explicit_policy=3, - inhibit_policy_mapping=1 - ), - x509.PolicyConstraints( - require_explicit_policy=0, - inhibit_policy_mapping=None - ), - ] - ) - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_policy_constraints(self, backend, pc): - 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) - - 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( - pc, critical=False - ).sign(issuer_private_key, hashes.SHA256(), backend) - - ext = cert.extensions.get_extension_for_class( - x509.PolicyConstraints - ) - assert ext.critical is False - assert ext.value == pc - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - @pytest.mark.parametrize( - "nc", - [ - x509.NameConstraints( - permitted_subtrees=[ - x509.IPAddress(ipaddress.IPv4Network(u"192.168.0.0/24")), - x509.IPAddress(ipaddress.IPv4Network(u"192.168.0.0/29")), - x509.IPAddress(ipaddress.IPv4Network(u"127.0.0.1/32")), - x509.IPAddress(ipaddress.IPv4Network(u"8.0.0.0/8")), - x509.IPAddress(ipaddress.IPv4Network(u"0.0.0.0/0")), - x509.IPAddress( - ipaddress.IPv6Network(u"FF:0:0:0:0:0:0:0/96") - ), - x509.IPAddress( - ipaddress.IPv6Network(u"FF:FF:0:0:0:0:0:0/128") - ), - ], - excluded_subtrees=[x509.DNSName(b"name.local")] - ), - x509.NameConstraints( - permitted_subtrees=[ - x509.IPAddress(ipaddress.IPv4Network(u"0.0.0.0/0")), - ], - excluded_subtrees=None - ), - x509.NameConstraints( - permitted_subtrees=None, - excluded_subtrees=[x509.DNSName(b"name.local")] - ), - ] - ) - def test_name_constraints(self, nc, 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) - - 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): - 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) - - 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( - x509.KeyUsage( - digital_signature=True, - content_commitment=True, - key_encipherment=False, - data_encipherment=False, - key_agreement=False, - key_cert_sign=True, - crl_sign=False, - encipher_only=False, - decipher_only=False - ), - critical=False - ).sign(issuer_private_key, hashes.SHA256(), backend) - - ext = cert.extensions.get_extension_for_oid(ExtensionOID.KEY_USAGE) - assert ext.critical is False - assert ext.value == x509.KeyUsage( - digital_signature=True, - content_commitment=True, - key_encipherment=False, - data_encipherment=False, - key_agreement=False, - key_cert_sign=True, - crl_sign=False, - encipher_only=False, - decipher_only=False - ) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_build_ca_request_with_path_length_none(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - - request = x509.CertificateSigningRequestBuilder().subject_name( - x509.Name([ - x509.NameAttribute(NameOID.ORGANIZATION_NAME, - u'PyCA'), - ]) - ).add_extension( - x509.BasicConstraints(ca=True, path_length=None), critical=True - ).sign(private_key, hashes.SHA1(), backend) - - loaded_request = x509.load_pem_x509_csr( - request.public_bytes(encoding=serialization.Encoding.PEM), backend - ) - subject = loaded_request.subject - assert isinstance(subject, x509.Name) - basic_constraints = request.extensions.get_extension_for_oid( - ExtensionOID.BASIC_CONSTRAINTS - ) - assert basic_constraints.value.path_length is None - - @pytest.mark.parametrize( - "unrecognized", [ - x509.UnrecognizedExtension( - x509.ObjectIdentifier("1.2.3.4.5"), - b"abcdef", - ) - ] - ) - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_unrecognized_extension(self, backend, unrecognized): - private_key = RSA_KEY_2048.private_key(backend) - - cert = x509.CertificateBuilder().subject_name( - x509.Name([x509.NameAttribute(x509.OID_COUNTRY_NAME, u'US')]) - ).issuer_name( - x509.Name([x509.NameAttribute(x509.OID_COUNTRY_NAME, u'US')]) - ).not_valid_before( - datetime.datetime(2002, 1, 1, 12, 1) - ).not_valid_after( - datetime.datetime(2030, 12, 31, 8, 30) - ).public_key( - private_key.public_key() - ).serial_number( - 123 - ).add_extension( - unrecognized, critical=False - ).sign(private_key, hashes.SHA256(), backend) - - ext = cert.extensions.get_extension_for_oid(unrecognized.oid) - - assert ext.value == unrecognized - - -@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().subject_name( - x509.Name([]) - ) - with pytest.raises(TypeError): - builder.sign(private_key, 'NotAHash', backend) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - def test_sign_rsa_with_md5(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - - builder = x509.CertificateSigningRequestBuilder().subject_name( - x509.Name([ - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'PyCA'), - ]) - ) - request = builder.sign(private_key, hashes.MD5(), backend) - assert isinstance(request.signature_hash_algorithm, hashes.MD5) - - @pytest.mark.requires_backend_interface(interface=DSABackend) - def test_sign_dsa_with_md5(self, backend): - private_key = DSA_KEY_2048.private_key(backend) - builder = x509.CertificateSigningRequestBuilder().subject_name( - x509.Name([ - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'PyCA'), - ]) - ) - with pytest.raises(ValueError): - builder.sign(private_key, hashes.MD5(), backend) - - @pytest.mark.requires_backend_interface(interface=EllipticCurveBackend) - def test_sign_ec_with_md5(self, backend): - _skip_curve_unsupported(backend, ec.SECP256R1()) - private_key = EC_KEY_SECP256R1.private_key(backend) - builder = x509.CertificateSigningRequestBuilder().subject_name( - x509.Name([ - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'PyCA'), - ]) - ) - with pytest.raises(ValueError): - builder.sign(private_key, hashes.MD5(), backend) - - @pytest.mark.requires_backend_interface(interface=RSABackend) - def test_no_subject_name(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - - builder = x509.CertificateSigningRequestBuilder() - with pytest.raises(ValueError): - builder.sign(private_key, hashes.SHA256(), backend) - - @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(NameOID.ORGANIZATION_NAME, u'PyCA'), - ]) - ).add_extension( - x509.BasicConstraints(ca=True, path_length=2), critical=True - ).sign(private_key, hashes.SHA1(), backend) - - 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(NameOID.ORGANIZATION_NAME, u'PyCA'), - ] - basic_constraints = request.extensions.get_extension_for_oid( - ExtensionOID.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(NameOID.ORGANIZATION_NAME, - u'PyCA\U0001f37a'), - ]) - ).add_extension( - x509.BasicConstraints(ca=True, path_length=2), critical=True - ).sign(private_key, hashes.SHA1(), backend) - - 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(NameOID.ORGANIZATION_NAME, u'PyCA\U0001f37a'), - ] - - @pytest.mark.requires_backend_interface(interface=RSABackend) - def test_build_ca_request_with_multivalue_rdns(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - subject = x509.Name([ - x509.RelativeDistinguishedName([ - x509.NameAttribute(NameOID.TITLE, u'Test'), - x509.NameAttribute(NameOID.COMMON_NAME, u'Multivalue'), - x509.NameAttribute(NameOID.SURNAME, u'RDNs'), - ]), - x509.RelativeDistinguishedName([ - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'PyCA') - ]), - ]) - - request = x509.CertificateSigningRequestBuilder().subject_name( - subject - ).sign(private_key, hashes.SHA1(), backend) - - loaded_request = x509.load_pem_x509_csr( - request.public_bytes(encoding=serialization.Encoding.PEM), backend - ) - assert isinstance(loaded_request.subject, x509.Name) - assert loaded_request.subject == subject - - @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(NameOID.COUNTRY_NAME, u'US'), - ]) - ).add_extension( - x509.BasicConstraints(ca=False, path_length=None), critical=True, - ).sign(private_key, hashes.SHA1(), backend) - - 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(NameOID.COUNTRY_NAME, u'US'), - ] - basic_constraints = request.extensions.get_extension_for_oid( - ExtensionOID.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): - _skip_curve_unsupported(backend, ec.SECP256R1()) - private_key = ec.generate_private_key(ec.SECP256R1(), backend) - - request = x509.CertificateSigningRequestBuilder().subject_name( - x509.Name([ - x509.NameAttribute(NameOID.STATE_OR_PROVINCE_NAME, u'Texas'), - ]) - ).add_extension( - x509.BasicConstraints(ca=True, path_length=2), critical=True - ).sign(private_key, hashes.SHA1(), backend) - - 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(NameOID.STATE_OR_PROVINCE_NAME, u'Texas'), - ] - basic_constraints = request.extensions.get_extension_for_oid( - ExtensionOID.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): - private_key = DSA_KEY_2048.private_key(backend) - - request = x509.CertificateSigningRequestBuilder().subject_name( - x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ]) - ).add_extension( - x509.BasicConstraints(ca=True, path_length=2), critical=True - ).sign(private_key, hashes.SHA1(), backend) - - 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(NameOID.COUNTRY_NAME, u'US'), - ] - basic_constraints = request.extensions.get_extension_for_oid( - ExtensionOID.BASIC_CONSTRAINTS - ) - assert basic_constraints.value.ca is True - assert basic_constraints.value.path_length == 2 - - def test_add_duplicate_extension(self): - 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): - builder = x509.CertificateSigningRequestBuilder() - with pytest.raises(TypeError): - builder.subject_name('NotAName') - - def test_add_invalid_extension_type(self): - builder = x509.CertificateSigningRequestBuilder() - - with pytest.raises(TypeError): - builder.add_extension(object(), False) - - def test_add_unsupported_extension(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateSigningRequestBuilder() - builder = builder.subject_name( - x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ]) - ).add_extension( - x509.SubjectAlternativeName([x509.DNSName(b"cryptography.io")]), - critical=False, - ).add_extension( - DummyExtension(), False - ) - with pytest.raises(NotImplementedError): - builder.sign(private_key, hashes.SHA256(), backend) - - def test_key_usage(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateSigningRequestBuilder() - request = builder.subject_name( - x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ]) - ).add_extension( - x509.KeyUsage( - digital_signature=True, - content_commitment=True, - key_encipherment=False, - data_encipherment=False, - key_agreement=False, - key_cert_sign=True, - crl_sign=False, - encipher_only=False, - decipher_only=False - ), - critical=False - ).sign(private_key, hashes.SHA256(), backend) - assert len(request.extensions) == 1 - ext = request.extensions.get_extension_for_oid(ExtensionOID.KEY_USAGE) - assert ext.critical is False - assert ext.value == x509.KeyUsage( - digital_signature=True, - content_commitment=True, - key_encipherment=False, - data_encipherment=False, - key_agreement=False, - key_cert_sign=True, - crl_sign=False, - encipher_only=False, - decipher_only=False - ) - - def test_key_usage_key_agreement_bit(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateSigningRequestBuilder() - request = builder.subject_name( - x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ]) - ).add_extension( - x509.KeyUsage( - digital_signature=False, - content_commitment=False, - key_encipherment=False, - data_encipherment=False, - key_agreement=True, - key_cert_sign=True, - crl_sign=False, - encipher_only=False, - decipher_only=True - ), - critical=False - ).sign(private_key, hashes.SHA256(), backend) - assert len(request.extensions) == 1 - ext = request.extensions.get_extension_for_oid(ExtensionOID.KEY_USAGE) - assert ext.critical is False - assert ext.value == x509.KeyUsage( - digital_signature=False, - content_commitment=False, - key_encipherment=False, - data_encipherment=False, - key_agreement=True, - key_cert_sign=True, - crl_sign=False, - encipher_only=False, - decipher_only=True - ) - - def test_add_two_extensions(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - builder = x509.CertificateSigningRequestBuilder() - request = builder.subject_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ).add_extension( - x509.SubjectAlternativeName([x509.DNSName(b"cryptography.io")]), - critical=False, - ).add_extension( - x509.BasicConstraints(ca=True, path_length=2), critical=True - ).sign(private_key, hashes.SHA1(), backend) - - assert isinstance(request.signature_hash_algorithm, hashes.SHA1) - public_key = request.public_key() - assert isinstance(public_key, rsa.RSAPublicKey) - basic_constraints = request.extensions.get_extension_for_oid( - ExtensionOID.BASIC_CONSTRAINTS - ) - assert basic_constraints.value.ca is True - assert basic_constraints.value.path_length == 2 - ext = request.extensions.get_extension_for_oid( - ExtensionOID.SUBJECT_ALTERNATIVE_NAME - ) - assert list(ext.value) == [x509.DNSName(b"cryptography.io")] - - def test_set_subject_twice(self): - builder = x509.CertificateSigningRequestBuilder() - builder = builder.subject_name( - x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ]) - ) - with pytest.raises(ValueError): - builder.subject_name( - x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ]) - ) - - def test_subject_alt_names(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - - san = x509.SubjectAlternativeName([ - x509.DNSName(b"example.com"), - x509.DNSName(b"*.example.com"), - x509.RegisteredID(x509.ObjectIdentifier("1.2.3.4.5.6.7")), - x509.DirectoryName(x509.Name([ - x509.NameAttribute(NameOID.COMMON_NAME, u'PyCA'), - x509.NameAttribute( - NameOID.ORGANIZATION_NAME, u'We heart UTF8!\u2122' - ) - ])), - x509.IPAddress(ipaddress.ip_address(u"127.0.0.1")), - x509.IPAddress(ipaddress.ip_address(u"ff::")), - x509.OtherName( - type_id=x509.ObjectIdentifier("1.2.3.3.3.3"), - value=b"0\x03\x02\x01\x05" - ), - x509.RFC822Name(u"test@example.com"), - x509.RFC822Name(u"email"), - x509.RFC822Name(u"email@em\xe5\xefl.com"), - x509.UniformResourceIdentifier( - u"https://\u043f\u044b\u043a\u0430.cryptography" - ), - x509.UniformResourceIdentifier( - u"gopher://cryptography:70/some/path" - ), - ]) - - csr = x509.CertificateSigningRequestBuilder().subject_name( - x509.Name([ - x509.NameAttribute(NameOID.COMMON_NAME, u"SAN"), - ]) - ).add_extension( - san, - critical=False, - ).sign(private_key, hashes.SHA256(), backend) - - assert len(csr.extensions) == 1 - ext = csr.extensions.get_extension_for_oid( - ExtensionOID.SUBJECT_ALTERNATIVE_NAME - ) - assert not ext.critical - assert ext.oid == ExtensionOID.SUBJECT_ALTERNATIVE_NAME - assert ext.value == san - - def test_invalid_asn1_othername(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - - builder = x509.CertificateSigningRequestBuilder().subject_name( - x509.Name([ - x509.NameAttribute(NameOID.COMMON_NAME, u"SAN"), - ]) - ).add_extension( - x509.SubjectAlternativeName([ - x509.OtherName( - type_id=x509.ObjectIdentifier("1.2.3.3.3.3"), - value=b"\x01\x02\x01\x05" - ), - ]), - critical=False, - ) - with pytest.raises(ValueError): - builder.sign(private_key, hashes.SHA256(), backend) - - def test_subject_alt_name_unsupported_general_name(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - - builder = x509.CertificateSigningRequestBuilder().subject_name( - x509.Name([ - x509.NameAttribute(NameOID.COMMON_NAME, u"SAN"), - ]) - ).add_extension( - x509.SubjectAlternativeName([FakeGeneralName("")]), - critical=False, - ) - - with pytest.raises(ValueError): - builder.sign(private_key, hashes.SHA256(), backend) - - def test_extended_key_usage(self, backend): - private_key = RSA_KEY_2048.private_key(backend) - eku = x509.ExtendedKeyUsage([ - ExtendedKeyUsageOID.CLIENT_AUTH, - ExtendedKeyUsageOID.SERVER_AUTH, - ExtendedKeyUsageOID.CODE_SIGNING, - ]) - builder = x509.CertificateSigningRequestBuilder() - request = builder.subject_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ).add_extension( - eku, critical=False - ).sign(private_key, hashes.SHA256(), backend) - - ext = request.extensions.get_extension_for_oid( - ExtensionOID.EXTENDED_KEY_USAGE - ) - assert ext.critical is False - assert ext.value == eku - - @pytest.mark.requires_backend_interface(interface=RSABackend) - def test_rsa_key_too_small(self, backend): - private_key = rsa.generate_private_key(65537, 512, backend) - builder = x509.CertificateSigningRequestBuilder() - builder = builder.subject_name( - x509.Name([x509.NameAttribute(NameOID.COUNTRY_NAME, u'US')]) - ) - - with pytest.raises(ValueError) as exc: - builder.sign(private_key, hashes.SHA512(), backend) - - assert str(exc.value) == "Digest too big for RSA key" - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_build_cert_with_aia(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) - - aia = x509.AuthorityInformationAccess([ - x509.AccessDescription( - AuthorityInformationAccessOID.OCSP, - x509.UniformResourceIdentifier(b"http://ocsp.domain.com") - ), - x509.AccessDescription( - AuthorityInformationAccessOID.CA_ISSUERS, - x509.UniformResourceIdentifier(b"http://domain.com/ca.crt") - ) - ]) - - builder = x509.CertificateBuilder().serial_number( - 777 - ).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - subject_private_key.public_key() - ).add_extension( - aia, critical=False - ).not_valid_before( - not_valid_before - ).not_valid_after( - not_valid_after - ) - - cert = builder.sign(issuer_private_key, hashes.SHA1(), backend) - - ext = cert.extensions.get_extension_for_oid( - ExtensionOID.AUTHORITY_INFORMATION_ACCESS - ) - assert ext.value == aia - - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_build_cert_with_ski(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) - - ski = x509.SubjectKeyIdentifier.from_public_key( - subject_private_key.public_key() - ) - - builder = x509.CertificateBuilder().serial_number( - 777 - ).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - subject_private_key.public_key() - ).add_extension( - ski, critical=False - ).not_valid_before( - not_valid_before - ).not_valid_after( - not_valid_after - ) - - cert = builder.sign(issuer_private_key, hashes.SHA1(), backend) - - ext = cert.extensions.get_extension_for_oid( - ExtensionOID.SUBJECT_KEY_IDENTIFIER - ) - assert ext.value == ski - - @pytest.mark.parametrize( - "aki", - [ - x509.AuthorityKeyIdentifier( - b"\xc3\x9c\xf3\xfc\xd3F\x084\xbb\xceF\x7f\xa0|[\xf3\xe2\x08" - b"\xcbY", - None, - None - ), - x509.AuthorityKeyIdentifier( - b"\xc3\x9c\xf3\xfc\xd3F\x084\xbb\xceF\x7f\xa0|[\xf3\xe2\x08" - b"\xcbY", - [ - x509.DirectoryName( - x509.Name([ - x509.NameAttribute( - NameOID.ORGANIZATION_NAME, u"PyCA" - ), - x509.NameAttribute( - NameOID.COMMON_NAME, u"cryptography CA" - ) - ]) - ) - ], - 333 - ), - x509.AuthorityKeyIdentifier( - None, - [ - x509.DirectoryName( - x509.Name([ - x509.NameAttribute( - NameOID.ORGANIZATION_NAME, u"PyCA" - ), - x509.NameAttribute( - NameOID.COMMON_NAME, u"cryptography CA" - ) - ]) - ) - ], - 333 - ), - ] - ) - @pytest.mark.requires_backend_interface(interface=RSABackend) - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_build_cert_with_aki(self, aki, 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) - - builder = x509.CertificateBuilder().serial_number( - 777 - ).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - subject_private_key.public_key() - ).add_extension( - aki, critical=False - ).not_valid_before( - not_valid_before - ).not_valid_after( - not_valid_after - ) - - cert = builder.sign(issuer_private_key, hashes.SHA256(), backend) - - ext = cert.extensions.get_extension_for_oid( - ExtensionOID.AUTHORITY_KEY_IDENTIFIER - ) - assert ext.value == aki - - def test_ocsp_nocheck(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) - - builder = x509.CertificateBuilder().serial_number( - 777 - ).issuer_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).subject_name(x509.Name([ - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - ])).public_key( - subject_private_key.public_key() - ).add_extension( - x509.OCSPNoCheck(), critical=False - ).not_valid_before( - not_valid_before - ).not_valid_after( - not_valid_after - ) - - cert = builder.sign(issuer_private_key, hashes.SHA256(), backend) - - ext = cert.extensions.get_extension_for_oid( - ExtensionOID.OCSP_NO_CHECK - ) - assert isinstance(ext.value, x509.OCSPNoCheck) - - -@pytest.mark.requires_backend_interface(interface=DSABackend) -@pytest.mark.requires_backend_interface(interface=X509Backend) -class TestDSACertificate(object): - def test_load_dsa_cert(self, backend): - cert = _load_cert( - os.path.join("x509", "custom", "dsa_selfsigned_ca.pem"), - x509.load_pem_x509_certificate, - backend - ) - assert isinstance(cert.signature_hash_algorithm, hashes.SHA1) - public_key = cert.public_key() - assert isinstance(public_key, dsa.DSAPublicKey) - num = public_key.public_numbers() - assert num.y == int( - "4c08bfe5f2d76649c80acf7d431f6ae2124b217abc8c9f6aca776ddfa94" - "53b6656f13e543684cd5f6431a314377d2abfa068b7080cb8ddc065afc2" - "dea559f0b584c97a2b235b9b69b46bc6de1aed422a6f341832618bcaae2" - "198aba388099dafb05ff0b5efecb3b0ae169a62e1c72022af50ae68af3b" - "033c18e6eec1f7df4692c456ccafb79cc7e08da0a5786e9816ceda651d6" - "1b4bb7b81c2783da97cea62df67af5e85991fdc13aff10fc60e06586386" - "b96bb78d65750f542f86951e05a6d81baadbcd35a2e5cad4119923ae6a2" - "002091a3d17017f93c52970113cdc119970b9074ca506eac91c3dd37632" - "5df4af6b3911ef267d26623a5a1c5df4a6d13f1c", 16 - ) - assert num.parameter_numbers.g == int( - "4b7ced71dc353965ecc10d441a9a06fc24943a32d66429dd5ef44d43e67" - "d789d99770aec32c0415dc92970880872da45fef8dd1e115a3e4801387b" - "a6d755861f062fd3b6e9ea8e2641152339b828315b1528ee6c7b79458d2" - "1f3db973f6fc303f9397174c2799dd2351282aa2d8842c357a73495bbaa" - "c4932786414c55e60d73169f5761036fba29e9eebfb049f8a3b1b7cee6f" - "3fbfa136205f130bee2cf5b9c38dc1095d4006f2e73335c07352c64130a" - "1ab2b89f13b48f628d3cc3868beece9bb7beade9f830eacc6fa241425c0" - "b3fcc0df416a0c89f7bf35668d765ec95cdcfbe9caff49cfc156c668c76" - "fa6247676a6d3ac945844a083509c6a1b436baca", 16 - ) - assert num.parameter_numbers.p == int( - "bfade6048e373cd4e48b677e878c8e5b08c02102ae04eb2cb5c46a523a3" - "af1c73d16b24f34a4964781ae7e50500e21777754a670bd19a7420d6330" - "84e5556e33ca2c0e7d547ea5f46a07a01bf8669ae3bdec042d9b2ae5e6e" - "cf49f00ba9dac99ab6eff140d2cedf722ee62c2f9736857971444c25d0a" - "33d2017dc36d682a1054fe2a9428dda355a851ce6e6d61e03e419fd4ca4" - "e703313743d86caa885930f62ed5bf342d8165627681e9cc3244ba72aa2" - "2148400a6bbe80154e855d042c9dc2a3405f1e517be9dea50562f56da93" - "f6085f844a7e705c1f043e65751c583b80d29103e590ccb26efdaa0893d" - "833e36468f3907cfca788a3cb790f0341c8a31bf", 16 - ) - assert num.parameter_numbers.q == int( - "822ff5d234e073b901cf5941f58e1f538e71d40d", 16 - ) - - def test_signature(self, backend): - cert = _load_cert( - os.path.join("x509", "custom", "dsa_selfsigned_ca.pem"), - x509.load_pem_x509_certificate, - backend - ) - assert cert.signature == binascii.unhexlify( - b"302c021425c4a84a936ab311ee017d3cbd9a3c650bb3ae4a02145d30c64b4326" - b"86bdf925716b4ed059184396bcce" - ) - r, s = decode_dss_signature(cert.signature) - assert r == 215618264820276283222494627481362273536404860490 - assert s == 532023851299196869156027211159466197586787351758 - - def test_tbs_certificate_bytes(self, backend): - cert = _load_cert( - os.path.join("x509", "custom", "dsa_selfsigned_ca.pem"), - x509.load_pem_x509_certificate, - backend - ) - assert cert.tbs_certificate_bytes == binascii.unhexlify( - b"3082051aa003020102020900a37352e0b2142f86300906072a8648ce3804033" - b"067310b3009060355040613025553310e300c06035504081305546578617331" - b"0f300d0603550407130641757374696e3121301f060355040a1318496e74657" - b"26e6574205769646769747320507479204c7464311430120603550403130b50" - b"79434120445341204341301e170d3134313132373035313431375a170d31343" - b"13232373035313431375a3067310b3009060355040613025553310e300c0603" - b"55040813055465786173310f300d0603550407130641757374696e3121301f0" - b"60355040a1318496e7465726e6574205769646769747320507479204c746431" - b"1430120603550403130b50794341204453412043413082033a3082022d06072" - b"a8648ce380401308202200282010100bfade6048e373cd4e48b677e878c8e5b" - b"08c02102ae04eb2cb5c46a523a3af1c73d16b24f34a4964781ae7e50500e217" - b"77754a670bd19a7420d633084e5556e33ca2c0e7d547ea5f46a07a01bf8669a" - b"e3bdec042d9b2ae5e6ecf49f00ba9dac99ab6eff140d2cedf722ee62c2f9736" - b"857971444c25d0a33d2017dc36d682a1054fe2a9428dda355a851ce6e6d61e0" - b"3e419fd4ca4e703313743d86caa885930f62ed5bf342d8165627681e9cc3244" - b"ba72aa22148400a6bbe80154e855d042c9dc2a3405f1e517be9dea50562f56d" - b"a93f6085f844a7e705c1f043e65751c583b80d29103e590ccb26efdaa0893d8" - b"33e36468f3907cfca788a3cb790f0341c8a31bf021500822ff5d234e073b901" - b"cf5941f58e1f538e71d40d028201004b7ced71dc353965ecc10d441a9a06fc2" - b"4943a32d66429dd5ef44d43e67d789d99770aec32c0415dc92970880872da45" - b"fef8dd1e115a3e4801387ba6d755861f062fd3b6e9ea8e2641152339b828315" - b"b1528ee6c7b79458d21f3db973f6fc303f9397174c2799dd2351282aa2d8842" - b"c357a73495bbaac4932786414c55e60d73169f5761036fba29e9eebfb049f8a" - b"3b1b7cee6f3fbfa136205f130bee2cf5b9c38dc1095d4006f2e73335c07352c" - b"64130a1ab2b89f13b48f628d3cc3868beece9bb7beade9f830eacc6fa241425" - b"c0b3fcc0df416a0c89f7bf35668d765ec95cdcfbe9caff49cfc156c668c76fa" - b"6247676a6d3ac945844a083509c6a1b436baca0382010500028201004c08bfe" - b"5f2d76649c80acf7d431f6ae2124b217abc8c9f6aca776ddfa9453b6656f13e" - b"543684cd5f6431a314377d2abfa068b7080cb8ddc065afc2dea559f0b584c97" - b"a2b235b9b69b46bc6de1aed422a6f341832618bcaae2198aba388099dafb05f" - b"f0b5efecb3b0ae169a62e1c72022af50ae68af3b033c18e6eec1f7df4692c45" - b"6ccafb79cc7e08da0a5786e9816ceda651d61b4bb7b81c2783da97cea62df67" - b"af5e85991fdc13aff10fc60e06586386b96bb78d65750f542f86951e05a6d81" - b"baadbcd35a2e5cad4119923ae6a2002091a3d17017f93c52970113cdc119970" - b"b9074ca506eac91c3dd376325df4af6b3911ef267d26623a5a1c5df4a6d13f1" - b"ca381cc3081c9301d0603551d0e04160414a4fb887a13fcdeb303bbae9a1dec" - b"a72f125a541b3081990603551d2304819130818e8014a4fb887a13fcdeb303b" - b"bae9a1deca72f125a541ba16ba4693067310b3009060355040613025553310e" - b"300c060355040813055465786173310f300d0603550407130641757374696e3" - b"121301f060355040a1318496e7465726e657420576964676974732050747920" - b"4c7464311430120603550403130b5079434120445341204341820900a37352e" - b"0b2142f86300c0603551d13040530030101ff" - ) - verifier = cert.public_key().verifier( - cert.signature, cert.signature_hash_algorithm - ) - verifier.update(cert.tbs_certificate_bytes) - verifier.verify() - - -@pytest.mark.requires_backend_interface(interface=DSABackend) -@pytest.mark.requires_backend_interface(interface=X509Backend) -class TestDSACertificateRequest(object): - @pytest.mark.parametrize( - ("path", "loader_func"), - [ - [ - os.path.join("x509", "requests", "dsa_sha1.pem"), - x509.load_pem_x509_csr - ], - [ - os.path.join("x509", "requests", "dsa_sha1.der"), - x509.load_der_x509_csr - ], - ] - ) - def test_load_dsa_request(self, path, loader_func, backend): - request = _load_cert(path, loader_func, backend) - 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(NameOID.COMMON_NAME, u'cryptography.io'), - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'PyCA'), - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - x509.NameAttribute(NameOID.STATE_OR_PROVINCE_NAME, u'Texas'), - x509.NameAttribute(NameOID.LOCALITY_NAME, u'Austin'), - ] - - def test_signature(self, backend): - request = _load_cert( - os.path.join("x509", "requests", "dsa_sha1.pem"), - x509.load_pem_x509_csr, - backend - ) - assert request.signature == binascii.unhexlify( - b"302c021461d58dc028d0110818a7d817d74235727c4acfdf0214097b52e198e" - b"ce95de17273f0a924df23ce9d8188" - ) - - def test_tbs_certrequest_bytes(self, backend): - request = _load_cert( - os.path.join("x509", "requests", "dsa_sha1.pem"), - x509.load_pem_x509_csr, - backend - ) - assert request.tbs_certrequest_bytes == binascii.unhexlify( - b"3082021802010030573118301606035504030c0f63727970746f677261706879" - b"2e696f310d300b060355040a0c0450794341310b300906035504061302555331" - b"0e300c06035504080c055465786173310f300d06035504070c0641757374696e" - b"308201b63082012b06072a8648ce3804013082011e028181008d7fadbc09e284" - b"aafa69154cea24177004909e519f8b35d685cde5b4ecdc9583e74d370a0f88ad" - b"a98f026f27762fb3d5da7836f986dfcdb3589e5b925bea114defc03ef81dae30" - b"c24bbc6df3d588e93427bba64203d4a5b1687b2b5e3b643d4c614976f89f95a3" - b"8d3e4c89065fba97514c22c50adbbf289163a74b54859b35b7021500835de56b" - b"d07cf7f82e2032fe78949aed117aa2ef0281801f717b5a07782fc2e4e68e311f" - b"ea91a54edd36b86ac634d14f05a68a97eae9d2ef31fb1ef3de42c3d100df9ca6" - b"4f5bdc2aec7bfdfb474cf831fea05853b5e059f2d24980a0ac463f1e818af352" - b"3e3cb79a39d45fa92731897752842469cf8540b01491024eaafbce6018e8a1f4" - b"658c343f4ba7c0b21e5376a21f4beb8491961e038184000281800713f07641f6" - b"369bb5a9545274a2d4c01998367fb371bb9e13436363672ed68f82174c2de05c" - b"8e839bc6de568dd50ba28d8d9d8719423aaec5557df10d773ab22d6d65cbb878" - b"04a697bc8fd965b952f9f7e850edf13c8acdb5d753b6d10e59e0b5732e3c82ba" - b"fa140342bc4a3bba16bd0681c8a6a2dbbb7efe6ce2b8463b170ba000" - ) - verifier = request.public_key().verifier( - request.signature, - request.signature_hash_algorithm - ) - verifier.update(request.tbs_certrequest_bytes) - verifier.verify() - - -@pytest.mark.requires_backend_interface(interface=EllipticCurveBackend) -@pytest.mark.requires_backend_interface(interface=X509Backend) -class TestECDSACertificate(object): - def test_load_ecdsa_cert(self, backend): - _skip_curve_unsupported(backend, ec.SECP384R1()) - cert = _load_cert( - os.path.join("x509", "ecdsa_root.pem"), - x509.load_pem_x509_certificate, - backend - ) - assert isinstance(cert.signature_hash_algorithm, hashes.SHA384) - public_key = cert.public_key() - assert isinstance(public_key, ec.EllipticCurvePublicKey) - num = public_key.public_numbers() - assert num.x == int( - "dda7d9bb8ab80bfb0b7f21d2f0bebe73f3335d1abc34eadec69bbcd095f" - "6f0ccd00bba615b51467e9e2d9fee8e630c17", 16 - ) - assert num.y == int( - "ec0770f5cf842e40839ce83f416d3badd3a4145936789d0343ee10136c7" - "2deae88a7a16bb543ce67dc23ff031ca3e23e", 16 - ) - assert isinstance(num.curve, ec.SECP384R1) - - def test_signature(self, backend): - cert = _load_cert( - os.path.join("x509", "ecdsa_root.pem"), - x509.load_pem_x509_certificate, - backend - ) - assert cert.signature == binascii.unhexlify( - b"3065023100adbcf26c3f124ad12d39c30a099773f488368c8827bbe6888d5085" - b"a763f99e32de66930ff1ccb1098fdd6cabfa6b7fa0023039665bc2648db89e50" - b"dca8d549a2edc7dcd1497f1701b8c8868f4e8c882ba89aa98ac5d100bdf854e2" - b"9ae55b7cb32717" - ) - r, s = decode_dss_signature(cert.signature) - assert r == int( - "adbcf26c3f124ad12d39c30a099773f488368c8827bbe6888d5085a763f99e32" - "de66930ff1ccb1098fdd6cabfa6b7fa0", - 16 - ) - assert s == int( - "39665bc2648db89e50dca8d549a2edc7dcd1497f1701b8c8868f4e8c882ba89a" - "a98ac5d100bdf854e29ae55b7cb32717", - 16 - ) - - def test_tbs_certificate_bytes(self, backend): - _skip_curve_unsupported(backend, ec.SECP384R1()) - cert = _load_cert( - os.path.join("x509", "ecdsa_root.pem"), - x509.load_pem_x509_certificate, - backend - ) - assert cert.tbs_certificate_bytes == binascii.unhexlify( - b"308201c5a0030201020210055556bcf25ea43535c3a40fd5ab4572300a06082" - b"a8648ce3d0403033061310b300906035504061302555331153013060355040a" - b"130c446967694365727420496e6331193017060355040b13107777772e64696" - b"769636572742e636f6d3120301e06035504031317446967694365727420476c" - b"6f62616c20526f6f74204733301e170d3133303830313132303030305a170d3" - b"338303131353132303030305a3061310b300906035504061302555331153013" - b"060355040a130c446967694365727420496e6331193017060355040b1310777" - b"7772e64696769636572742e636f6d3120301e06035504031317446967694365" - b"727420476c6f62616c20526f6f742047333076301006072a8648ce3d0201060" - b"52b8104002203620004dda7d9bb8ab80bfb0b7f21d2f0bebe73f3335d1abc34" - b"eadec69bbcd095f6f0ccd00bba615b51467e9e2d9fee8e630c17ec0770f5cf8" - b"42e40839ce83f416d3badd3a4145936789d0343ee10136c72deae88a7a16bb5" - b"43ce67dc23ff031ca3e23ea3423040300f0603551d130101ff040530030101f" - b"f300e0603551d0f0101ff040403020186301d0603551d0e04160414b3db48a4" - b"f9a1c5d8ae3641cc1163696229bc4bc6" - ) - verifier = cert.public_key().verifier( - cert.signature, ec.ECDSA(cert.signature_hash_algorithm) - ) - verifier.update(cert.tbs_certificate_bytes) - verifier.verify() - - def test_load_ecdsa_no_named_curve(self, backend): - _skip_curve_unsupported(backend, ec.SECP256R1()) - cert = _load_cert( - os.path.join("x509", "custom", "ec_no_named_curve.pem"), - x509.load_pem_x509_certificate, - backend - ) - with pytest.raises(NotImplementedError): - cert.public_key() - - -@pytest.mark.requires_backend_interface(interface=X509Backend) -@pytest.mark.requires_backend_interface(interface=EllipticCurveBackend) -class TestECDSACertificateRequest(object): - @pytest.mark.parametrize( - ("path", "loader_func"), - [ - [ - os.path.join("x509", "requests", "ec_sha256.pem"), - x509.load_pem_x509_csr - ], - [ - os.path.join("x509", "requests", "ec_sha256.der"), - x509.load_der_x509_csr - ], - ] - ) - def test_load_ecdsa_certificate_request(self, path, loader_func, backend): - _skip_curve_unsupported(backend, ec.SECP384R1()) - request = _load_cert(path, loader_func, backend) - assert isinstance(request.signature_hash_algorithm, hashes.SHA256) - public_key = request.public_key() - assert isinstance(public_key, ec.EllipticCurvePublicKey) - subject = request.subject - assert isinstance(subject, x509.Name) - assert list(subject) == [ - x509.NameAttribute(NameOID.COMMON_NAME, u'cryptography.io'), - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'PyCA'), - x509.NameAttribute(NameOID.COUNTRY_NAME, u'US'), - x509.NameAttribute(NameOID.STATE_OR_PROVINCE_NAME, u'Texas'), - x509.NameAttribute(NameOID.LOCALITY_NAME, u'Austin'), - ] - - def test_signature(self, backend): - _skip_curve_unsupported(backend, ec.SECP384R1()) - request = _load_cert( - os.path.join("x509", "requests", "ec_sha256.pem"), - x509.load_pem_x509_csr, - backend - ) - assert request.signature == binascii.unhexlify( - b"306502302c1a9f7de8c1787332d2307a886b476a59f172b9b0e250262f3238b1" - b"b45ee112bb6eb35b0fb56a123b9296eb212dffc302310094cf440c95c52827d5" - b"56ae6d76500e3008255d47c29f7ee782ed7558e51bfd76aa45df6d999ed5c463" - b"347fe2382d1751" - ) - - def test_tbs_certrequest_bytes(self, backend): - _skip_curve_unsupported(backend, ec.SECP384R1()) - request = _load_cert( - os.path.join("x509", "requests", "ec_sha256.pem"), - x509.load_pem_x509_csr, - backend - ) - assert request.tbs_certrequest_bytes == binascii.unhexlify( - b"3081d602010030573118301606035504030c0f63727970746f6772617068792" - b"e696f310d300b060355040a0c0450794341310b300906035504061302555331" - b"0e300c06035504080c055465786173310f300d06035504070c0641757374696" - b"e3076301006072a8648ce3d020106052b8104002203620004de19b514c0b3c3" - b"ae9b398ea3e26b5e816bdcf9102cad8f12fe02f9e4c9248724b39297ed7582e" - b"04d8b32a551038d09086803a6d3fb91a1a1167ec02158b00efad39c9396462f" - b"accff0ffaf7155812909d3726bd59fde001cff4bb9b2f5af8cbaa000" - ) - verifier = request.public_key().verifier( - request.signature, - ec.ECDSA(request.signature_hash_algorithm) - ) - verifier.update(request.tbs_certrequest_bytes) - verifier.verify() - - -@pytest.mark.requires_backend_interface(interface=X509Backend) -class TestOtherCertificate(object): - def test_unsupported_subject_public_key_info(self, backend): - cert = _load_cert( - os.path.join( - "x509", "custom", "unsupported_subject_public_key_info.pem" - ), - x509.load_pem_x509_certificate, - backend, - ) - - with pytest.raises(ValueError): - cert.public_key() - - -class TestNameAttribute(object): - def test_init_bad_oid(self): - with pytest.raises(TypeError): - x509.NameAttribute(None, u'value') - - def test_init_bad_value(self): - with pytest.raises(TypeError): - x509.NameAttribute( - x509.ObjectIdentifier('2.999.1'), - b'bytes' - ) - - def test_init_bad_country_code_value(self): - with pytest.raises(ValueError): - x509.NameAttribute( - NameOID.COUNTRY_NAME, - u'United States' - ) - - # unicode string of length 2, but > 2 bytes - with pytest.raises(ValueError): - x509.NameAttribute( - NameOID.COUNTRY_NAME, - u'\U0001F37A\U0001F37A' - ) - - def test_init_empty_value(self): - with pytest.raises(ValueError): - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'') - - def test_eq(self): - assert x509.NameAttribute( - x509.ObjectIdentifier('2.999.1'), u'value' - ) == x509.NameAttribute( - x509.ObjectIdentifier('2.999.1'), u'value' - ) - - def test_ne(self): - assert x509.NameAttribute( - x509.ObjectIdentifier('2.5.4.3'), u'value' - ) != x509.NameAttribute( - x509.ObjectIdentifier('2.5.4.5'), u'value' - ) - assert x509.NameAttribute( - x509.ObjectIdentifier('2.999.1'), u'value' - ) != x509.NameAttribute( - x509.ObjectIdentifier('2.999.1'), u'value2' - ) - assert x509.NameAttribute( - x509.ObjectIdentifier('2.999.2'), u'value' - ) != object() - - def test_repr(self): - na = x509.NameAttribute(x509.ObjectIdentifier('2.5.4.3'), u'value') - if six.PY3: - assert repr(na) == ( - "<NameAttribute(oid=<ObjectIdentifier(oid=2.5.4.3, name=commo" - "nName)>, value='value')>" - ) - else: - assert repr(na) == ( - "<NameAttribute(oid=<ObjectIdentifier(oid=2.5.4.3, name=commo" - "nName)>, value=u'value')>" - ) - - -class TestRelativeDistinguishedName(object): - def test_init_empty(self): - with pytest.raises(ValueError): - x509.RelativeDistinguishedName([]) - - def test_init_not_nameattribute(self): - with pytest.raises(TypeError): - x509.RelativeDistinguishedName(["not-a-NameAttribute"]) - - def test_init_duplicate_attribute(self): - rdn = x509.RelativeDistinguishedName([ - x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1'), - x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1'), - ]) - assert len(rdn) == 1 - - def test_hash(self): - rdn1 = x509.RelativeDistinguishedName([ - x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1'), - x509.NameAttribute(x509.ObjectIdentifier('2.999.2'), u'value2'), - ]) - rdn2 = x509.RelativeDistinguishedName([ - x509.NameAttribute(x509.ObjectIdentifier('2.999.2'), u'value2'), - x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1'), - ]) - rdn3 = x509.RelativeDistinguishedName([ - x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1'), - x509.NameAttribute(x509.ObjectIdentifier('2.999.2'), u'value3'), - ]) - assert hash(rdn1) == hash(rdn2) - assert hash(rdn1) != hash(rdn3) - - def test_eq(self): - rdn1 = x509.RelativeDistinguishedName([ - x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1'), - x509.NameAttribute(x509.ObjectIdentifier('2.999.2'), u'value2'), - ]) - rdn2 = x509.RelativeDistinguishedName([ - x509.NameAttribute(x509.ObjectIdentifier('2.999.2'), u'value2'), - x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1'), - ]) - assert rdn1 == rdn2 - - def test_ne(self): - rdn1 = x509.RelativeDistinguishedName([ - x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1'), - x509.NameAttribute(x509.ObjectIdentifier('2.999.2'), u'value2'), - ]) - rdn2 = x509.RelativeDistinguishedName([ - x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1'), - x509.NameAttribute(x509.ObjectIdentifier('2.999.2'), u'value3'), - ]) - assert rdn1 != rdn2 - assert rdn1 != object() - - def test_iter_input(self): - attrs = [ - x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1') - ] - rdn = x509.RelativeDistinguishedName(iter(attrs)) - assert list(rdn) == attrs - assert list(rdn) == attrs - - def test_get_attributes_for_oid(self): - oid = x509.ObjectIdentifier('2.999.1') - attr = x509.NameAttribute(oid, u'value1') - rdn = x509.RelativeDistinguishedName([attr]) - assert rdn.get_attributes_for_oid(oid) == [attr] - assert rdn.get_attributes_for_oid(x509.ObjectIdentifier('1.2.3')) == [] - - -class TestObjectIdentifier(object): - def test_eq(self): - oid1 = x509.ObjectIdentifier('2.999.1') - oid2 = x509.ObjectIdentifier('2.999.1') - assert oid1 == oid2 - - def test_ne(self): - oid1 = x509.ObjectIdentifier('2.999.1') - assert oid1 != x509.ObjectIdentifier('2.999.2') - assert oid1 != object() - - def test_repr(self): - oid = x509.ObjectIdentifier("2.5.4.3") - assert repr(oid) == "<ObjectIdentifier(oid=2.5.4.3, name=commonName)>" - oid = x509.ObjectIdentifier("2.999.1") - assert repr(oid) == "<ObjectIdentifier(oid=2.999.1, name=Unknown OID)>" - - def test_name_property(self): - oid = x509.ObjectIdentifier("2.5.4.3") - assert oid._name == 'commonName' - oid = x509.ObjectIdentifier("2.999.1") - assert oid._name == 'Unknown OID' - - def test_too_short(self): - with pytest.raises(ValueError): - x509.ObjectIdentifier("1") - - def test_invalid_input(self): - with pytest.raises(ValueError): - x509.ObjectIdentifier("notavalidform") - - def test_invalid_node1(self): - with pytest.raises(ValueError): - x509.ObjectIdentifier("7.1.37") - - def test_invalid_node2(self): - with pytest.raises(ValueError): - x509.ObjectIdentifier("1.50.200") - - def test_valid(self): - x509.ObjectIdentifier("0.35.200") - x509.ObjectIdentifier("1.39.999") - x509.ObjectIdentifier("2.5.29.3") - x509.ObjectIdentifier("2.999.37.5.22.8") - x509.ObjectIdentifier("2.25.305821105408246119474742976030998643995") - - -class TestName(object): - def test_eq(self): - ava1 = x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1') - ava2 = x509.NameAttribute(x509.ObjectIdentifier('2.999.2'), u'value2') - name1 = x509.Name([ava1, ava2]) - name2 = x509.Name([ - x509.RelativeDistinguishedName([ava1]), - x509.RelativeDistinguishedName([ava2]), - ]) - name3 = x509.Name([x509.RelativeDistinguishedName([ava1, ava2])]) - name4 = x509.Name([x509.RelativeDistinguishedName([ava2, ava1])]) - assert name1 == name2 - assert name3 == name4 - - def test_ne(self): - ava1 = x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1') - ava2 = x509.NameAttribute(x509.ObjectIdentifier('2.999.2'), u'value2') - name1 = x509.Name([ava1, ava2]) - name2 = x509.Name([ava2, ava1]) - name3 = x509.Name([x509.RelativeDistinguishedName([ava1, ava2])]) - assert name1 != name2 - assert name1 != name3 - assert name1 != object() - - def test_hash(self): - ava1 = x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1') - ava2 = x509.NameAttribute(x509.ObjectIdentifier('2.999.2'), u'value2') - name1 = x509.Name([ava1, ava2]) - name2 = x509.Name([ - x509.RelativeDistinguishedName([ava1]), - x509.RelativeDistinguishedName([ava2]), - ]) - name3 = x509.Name([ava2, ava1]) - name4 = x509.Name([x509.RelativeDistinguishedName([ava1, ava2])]) - name5 = x509.Name([x509.RelativeDistinguishedName([ava2, ava1])]) - assert hash(name1) == hash(name2) - assert hash(name1) != hash(name3) - assert hash(name1) != hash(name4) - assert hash(name4) == hash(name5) - - def test_iter_input(self): - attrs = [ - x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1') - ] - name = x509.Name(iter(attrs)) - assert list(name) == attrs - assert list(name) == attrs - - def test_rdns(self): - rdn1 = x509.NameAttribute(x509.ObjectIdentifier('2.999.1'), u'value1') - rdn2 = x509.NameAttribute(x509.ObjectIdentifier('2.999.2'), u'value2') - name1 = x509.Name([rdn1, rdn2]) - assert name1.rdns == [ - x509.RelativeDistinguishedName([rdn1]), - x509.RelativeDistinguishedName([rdn2]), - ] - name2 = x509.Name([x509.RelativeDistinguishedName([rdn1, rdn2])]) - assert name2.rdns == [x509.RelativeDistinguishedName([rdn1, rdn2])] - - def test_repr(self): - name = x509.Name([ - x509.NameAttribute(NameOID.COMMON_NAME, u'cryptography.io'), - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'PyCA'), - ]) - - if six.PY3: - assert repr(name) == ( - "<Name([<NameAttribute(oid=<ObjectIdentifier(oid=2.5.4.3, name" - "=commonName)>, value='cryptography.io')>, <NameAttribute(oid=" - "<ObjectIdentifier(oid=2.5.4.10, name=organizationName)>, valu" - "e='PyCA')>])>" - ) - else: - assert repr(name) == ( - "<Name([<NameAttribute(oid=<ObjectIdentifier(oid=2.5.4.3, name" - "=commonName)>, value=u'cryptography.io')>, <NameAttribute(oid" - "=<ObjectIdentifier(oid=2.5.4.10, name=organizationName)>, val" - "ue=u'PyCA')>])>" - ) - - def test_not_nameattribute(self): - with pytest.raises(TypeError): - x509.Name(["not-a-NameAttribute"]) - - @pytest.mark.requires_backend_interface(interface=X509Backend) - def test_bytes(self, backend): - name = x509.Name([ - x509.NameAttribute(NameOID.COMMON_NAME, u'cryptography.io'), - x509.NameAttribute(NameOID.ORGANIZATION_NAME, u'PyCA'), - ]) - assert name.public_bytes(backend) == binascii.unhexlify( - b"30293118301606035504030c0f63727970746f6772617068792e696f310d300" - b"b060355040a0c0450794341" - ) - - -def test_random_serial_number(monkeypatch): - sample_data = os.urandom(20) - - def notrandom(size): - assert size == len(sample_data) - return sample_data - - monkeypatch.setattr(os, "urandom", notrandom) - - serial_number = x509.random_serial_number() - - assert ( - serial_number == utils.int_from_bytes(sample_data, "big") >> 1 - ) - assert utils.bit_length(serial_number) < 160 |