Python x509.load_pem_x509_certificate方法代碼示例

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def setup_method(self, method):
        super(TestCustodiaIPACertRequests, self).setup_method(method)
        cert = x509.load_pem_x509_certificate(CERT_PEM, default_backend())
        cert_der = cert.public_bytes(serialization.Encoding.DER)
        cert_stripped = base64.b64encode(cert_der)
        ca = x509.load_pem_x509_certificate(CA_PEM, default_backend())
        ca_der = ca.public_bytes(serialization.Encoding.DER)
        self.m_api.Command.cert_request.return_value = {
            u'result': {
                u'subject': 'dummy subject',
                u'request_id': 1,
                u'serial_number': 1,
                u'certificate': cert_stripped,
                u'certificate_chain': (
                    cert_der,
                    ca_der,
                )
            }
        } 

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def create(cls, client, password, cert_data):
        """Create a new certificate."""
        cert = x509.load_pem_x509_certificate(cert_data, default_backend())
        base64_cert = cert.public_bytes(Encoding.PEM).decode('utf-8')
        # STRIP OUT CERT META "-----BEGIN CERTIFICATE-----"
        base64_cert = '\n'.join(base64_cert.split('\n')[1:-2])
        data = {
            'type': 'client',
            'certificate': base64_cert,
            'password': password,
        }
        client.api.certificates.post(json=data)

        # XXX: rockstar (08 Jun 2016) - Please see the open lxd bug here:
        # https://github.com/lxc/lxd/issues/2092
        fingerprint = binascii.hexlify(
            cert.fingerprint(hashes.SHA256())).decode('utf-8')
        return cls.get(client, fingerprint) 

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def create(vek, keySizeBytes, certificatePath):
        #print("VEK: " + str(binascii.hexlify(vek)))
        publicKeyPem = open(certificatePath).read()
        publicKey = RSA.importKey(publicKeyPem)
        # Convert from PEM to DER

        lines = publicKeyPem.replace(" ", '').split()
        publicKeyDer = binascii.a2b_base64(''.join(lines[1:-1]))

        cert = x509.load_pem_x509_certificate(SmartStr(publicKeyPem), default_backend())
        subjectName = cert.subject.rfc4514_string()
        serial = cert.serial_number

        cipher = PKCS1_OAEP.new(key=publicKey, hashAlgo=SHA256, mgfunc=lambda x, y: pss.MGF1(x, y, SHA1))
        wrapped_key = cipher.encrypt(vek)
        #print("WrappedKey: " + str(binascii.hexlify(wrapped_key)))

        return CertEncryptedKeyBag(subjectName, serial, keySizeBytes, wrapped_key) 

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def validate_ca_cert(self, ignored):
        expected = self._get_expected_ca_cert_fingerprint()
        algo, expectedfp = expected.split(':')
        expectedfp = expectedfp.replace(' ', '')
        backend = default_backend()

        with open(self._get_ca_cert_path(), 'r') as f:
            certstr = f.read()
        cert = load_pem_x509_certificate(certstr, backend)
        hasher = getattr(hashes, algo)()
        fpbytes = cert.fingerprint(hasher)
        fp = binascii.hexlify(fpbytes)

        if fp != expectedfp:
            os.unlink(self._get_ca_cert_path())
            self.log.error("Fingerprint of CA cert doesn't match: %s <-> %s"
                           % (fp, expectedfp))
            raise NetworkError("The provider's CA fingerprint doesn't match") 

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def test_generate_cert_key_pair(self):
        cn = 'testCN'
        bit_length = 512

        # Attempt to generate a cert/key pair
        cert_object = self.cert_generator.generate_cert_key_pair(
            cn=cn,
            validity=2 * 365 * 24 * 60 * 60,
            bit_length=bit_length,
            passphrase=self.ca_private_key_passphrase,
            ca_cert=self.ca_certificate,
            ca_key=self.ca_private_key,
            ca_key_pass=self.ca_private_key_passphrase
        )

        # Validate that the cert and key are loadable
        cert = x509.load_pem_x509_certificate(
            data=cert_object.certificate, backend=backends.default_backend())
        self.assertIsNotNone(cert)

        key = serialization.load_pem_private_key(
            data=cert_object.private_key,
            password=cert_object.private_key_passphrase,
            backend=backends.default_backend())
        self.assertIsNotNone(key) 

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def pem_certificate_upload(f):
    """Parse PEM formatted certificate in request data
    
    TODO: form field name option
    """

    @wraps(f)
    def decorator(*args, **kwargs):
        try:
            certificate_data = request.files['file'].read()
            g.certificate = x509.load_pem_x509_certificate(certificate_data, backend=default_backend())
        except UnsupportedAlgorithm as e:
            current_app.logger.info('could not parse PEM certificate data')
            abort(400, 'invalid input data')

        return f(*args, **kwargs)

    return decorator 

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def anchor_certs():
    """Download a list of certificates to trust the MDM

    The response is a JSON array of base64 encoded DER certs as described in the DEP profile creation documentation."""
    anchors = []

    if 'CA_CERTIFICATE' in current_app.config:
        with open(current_app.config['CA_CERTIFICATE'], 'rb') as fd:
            pem_data = fd.read()
            c: x509.Certificate = x509.load_pem_x509_certificate(pem_data, backend=default_backend())
            der = c.public_bytes(Encoding.DER)
            anchors.append(urlsafe_b64encode(der))

    if 'SSL_CERTIFICATE' in current_app.config:
        with open(current_app.config['SSL_CERTIFICATE'], 'rb') as fd:
            pem_data = fd.read()
            c: x509.Certificate = x509.load_pem_x509_certificate(pem_data, backend=default_backend())
            der = c.public_bytes(Encoding.DER)
            anchors.append(urlsafe_b64encode(der))

    return jsonify(anchors) 

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def add_valid_from(apps, schema_editor):
    Certificate = apps.get_model('django_ca', 'Certificate')
    for cert in Certificate.objects.all():
        backend = default_backend()
        pem = x509.load_pem_x509_certificate(force_bytes(cert.pub), backend)
        valid_from = pem.not_valid_before

        if settings.USE_TZ:
            valid_from = timezone.make_aware(valid_from)

        cert.valid_from = valid_from
        cert.save()

    CertificateAuthority = apps.get_model('django_ca', 'CertificateAuthority')
    for cert in CertificateAuthority.objects.all():
        backend = default_backend()
        pem = x509.load_pem_x509_certificate(force_bytes(cert.pub), backend)
        valid_from = pem.not_valid_before

        if settings.USE_TZ:
            valid_from = timezone.make_aware(valid_from)

        cert.valid_from = valid_from
        cert.save() 

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def handle(self, pub, **options):
        pub_data = pub.read()

        try:  # close reader objects (otherwise we get a ResourceWarning)
            pub.close()
        except Exception:  # pragma: no cover
            pass

        # load public key
        try:
            pub_loaded = x509.load_pem_x509_certificate(pub_data, default_backend())
        except Exception:
            try:
                pub_loaded = x509.load_der_x509_certificate(pub_data, default_backend())
            except Exception:
                raise CommandError('Unable to load public key.')

        cert = Certificate(ca=options['ca'])
        cert.x509 = pub_loaded
        cert.save() 

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def _load_pub(data):
    basedir = data.get('basedir', settings.FIXTURES_DIR)
    path = os.path.join(basedir, data['pub_filename'])

    with open(path, 'rb') as stream:
        pem = stream.read().replace(b'\r\n', b'\n')

    pub_data = {
        'pem': pem.decode('utf-8'),
        'parsed': x509.load_pem_x509_certificate(pem, default_backend()),
    }

    if data.get('pub_der_filename'):
        der_path = os.path.join(basedir, data['pub_der_filename'])
        with open(der_path, 'rb') as stream:
            der = stream.read().replace(b'\r\n', b'\n')
        pub_data['der'] = der
        # Failes for alt-extensions since alternative AKI was added
        #pub_data['der_parsed'] = x509.load_der_x509_certificate(der, default_backend()),

    return pub_data 

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def _get_public_tls_parameters(service_certificate_path):
    with open(service_certificate_path, "rb") as pem_file:
        pem_data = pem_file.read()
        cert = x509.load_pem_x509_certificate(pem_data, default_backend())
        private_key = serialization.load_pem_private_key(
            pem_data,
            password=None,
            backend=default_backend())

        key_pem = private_key.private_bytes(
            encoding=serialization.Encoding.PEM,
            format=serialization.PrivateFormat.TraditionalOpenSSL,
            encryption_algorithm=serialization.NoEncryption())
        cert_pem = cert.public_bytes(serialization.Encoding.PEM)
        return {
            'SSLCertificate': cert_pem,
            'SSLKey': key_pem
        } 

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def _scan_a_cert(id, cert_path, key_path, assigns, is_acme=False):
    with open(cert_path, "rb") as f:
        crt = x509.load_pem_x509_certificate(f.read(), default_backend())
    with open(key_path, "rb") as f:
        key = serialization.load_pem_private_key(
            f.read(),
            password=None,
            backend=default_backend()
        )
    sha1 = binascii.hexlify(crt.fingerprint(hashes.SHA1())).decode()
    md5 = binascii.hexlify(crt.fingerprint(hashes.MD5())).decode()
    sha1 = ":".join([sha1[i:i+2].upper() for i in range(0, len(sha1), 2)])
    md5 = ":".join([md5[i:i+2].upper() for i in range(0, len(md5), 2)])
    kt = "RSA" if isinstance(key.public_key(), rsa.RSAPublicKey) else "DSA"
    common_name = crt.subject.get_attributes_for_oid(NameOID.COMMON_NAME)
    return Certificate(
        id=id, cert_path=cert_path, key_path=key_path, keytype=kt,
        keylength=key.key_size, domain=common_name[0].value,
        assigns=assigns.get(id, []), expiry=crt.not_valid_after, sha1=sha1,
        md5=md5, is_acme=is_acme) 

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def get_certificate(self, kid):
        # retrieve keys from jwks_url
        resp = self.request(self.jwks_url(), method='GET')
        resp.raise_for_status()

        # find the proper key for the kid
        for key in resp.json()['keys']:
            if key['kid'] == kid:
                x5c = key['x5c'][0]
                break
        else:
            raise DecodeError('Cannot find kid={}'.format(kid))

        certificate = '-----BEGIN CERTIFICATE-----\n' \
                      '{}\n' \
                      '-----END CERTIFICATE-----'.format(x5c)

        return load_pem_x509_certificate(certificate.encode(),
                                         default_backend()) 

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def __init__(self, data):
        """
        Cert constructor

        It can handle PEM and DER encoded strings and lists of int bytes.

        :param data: bytes or list of int
        """
        if type(data) == list:
            data = bytes(data)
        if type(data) != bytes:
            raise Exception("data must be bytes or list of int bytes")
        self.__raw_data = data
        if b"-----BEGIN CERTIFICATE-----" in data:
            self.x509 = x509.load_pem_x509_certificate(data, backends.default_backend())
            self.__raw_type = "PEM"
        else:
            self.x509 = x509.load_der_x509_certificate(data, backends.default_backend())
            self.__raw_type = "DER" 

# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import load_pem_x509_certificate [as 別名]
def fqdns_from_certificate(cert_data):

    try:
        cert = x509.load_pem_x509_certificate(cert_data, default_backend())
    except ValueError:
        pass

    try:
        cert = x509.load_der_x509_certificate(cert_data, default_backend())
    except ValueError:
        raise ValueError("No recognized cert format. Allowed: PEM or DER")

    names = set()
    names.add(cert.subject.get_attributes_for_oid(NameOID.COMMON_NAME)[0].value.lower().rstrip('.'))

    try:
        alt_names = cert.extensions.get_extension_for_class(x509.SubjectAlternativeName)
    except x509.extensions.ExtensionNotFound:
        alt_names = None

    if alt_names:
        for alt_name in alt_names.value.get_values_for_type(x509.DNSName):
            names.add(alt_name.lower().rstrip('.'))

    return list(sorted(names))