Merge branch 'master' into alex-patch-2

11 files changed, 46 insertions, 38 deletions

diff --git a/OpenSSL/SSL.py b/OpenSSL/SSL.py
index 17775d2..ef37fd2 100644
--- a/OpenSSL/SSL.py
+++ b/OpenSSL/SSL.py
@@ -291,9 +291,9 @@ class _NpnSelectHelper(_CallbackExceptionHelper):
                 protolist = []
                 while instr:
                     l = indexbytes(instr, 0)
-                    proto = instr[1:l+1]
+                    proto = instr[1:l + 1]
                     protolist.append(proto)
-                    instr = instr[l+1:]
+                    instr = instr[l + 1:]
 
                 # Call the callback
                 outstr = callback(conn, protolist)
@@ -1146,7 +1146,10 @@ class Connection(object):
         Look up attributes on the wrapped socket object if they are not found on
         the Connection object.
         """
-        return getattr(self._socket, name)
+        if self._socket is None:
+            raise AttributeError("'" + self.__class__.__name__ + "' object has no attribute '" + name + "'")
+        else:
+            return getattr(self._socket, name)
 
 
     def _raise_ssl_error(self, ssl, result):
diff --git a/OpenSSL/_util.py b/OpenSSL/_util.py
index 0cc34d8..b3ea8f7 100644
--- a/OpenSSL/_util.py
+++ b/OpenSSL/_util.py
@@ -41,9 +41,9 @@ def exception_from_error_queue(exception_type):
         if error == 0:
             break
         errors.append((
-                text(lib.ERR_lib_error_string(error)),
-                text(lib.ERR_func_error_string(error)),
-                text(lib.ERR_reason_error_string(error))))
+            text(lib.ERR_lib_error_string(error)),
+            text(lib.ERR_func_error_string(error)),
+            text(lib.ERR_reason_error_string(error))))
 
     raise exception_type(errors)
 
@@ -104,6 +104,7 @@ _TEXT_WARNING = (
     text_type.__name__ + " for {0} is no longer accepted, use bytes"
 )
 
+
 def text_to_bytes_and_warn(label, obj):
     """
     If ``obj`` is text, emit a warning that it should be bytes instead and try
diff --git a/OpenSSL/crypto.py b/OpenSSL/crypto.py
index 92ec815..0ff65dc 100644
--- a/OpenSSL/crypto.py
+++ b/OpenSSL/crypto.py
@@ -1579,7 +1579,7 @@ class X509StoreContext(object):
         Convert an OpenSSL native context error failure into a Python
         exception.
 
-        When a call to native OpenSSL X509_verify_cert fails, additonal information
+        When a call to native OpenSSL X509_verify_cert fails, additional information
         about the failure can be obtained from the store context.
         """
         errors = [
@@ -1617,7 +1617,7 @@ class X509StoreContext(object):
 
         :param store_ctx: The :py:class:`X509StoreContext` to verify.
 
-        :raises X509StoreContextError: If an error occured when validating a
+        :raises X509StoreContextError: If an error occurred when validating a
           certificate in the context. Sets ``certificate`` attribute to indicate
           which certificate caused the error.
         """
@@ -1785,7 +1785,7 @@ class Revoked(object):
         b"cessationOfOperation",
         b"certificateHold",
         # b"removeFromCRL",
-        ]
+    ]
 
     def __init__(self):
         revoked = _lib.X509_REVOKED_new()
diff --git a/OpenSSL/rand.py b/OpenSSL/rand.py
index 3adf693..27d9f7e 100644
--- a/OpenSSL/rand.py
+++ b/OpenSSL/rand.py
@@ -26,6 +26,7 @@ _unspecified = object()
 
 _builtin_bytes = bytes
 
+
 def bytes(num_bytes):
     """
     Get some random bytes as a string.
diff --git a/OpenSSL/test/test_crypto.py b/OpenSSL/test/test_crypto.py
index 8b310dd..5b8ab77 100644
--- a/OpenSSL/test/test_crypto.py
+++ b/OpenSSL/test/test_crypto.py
@@ -426,7 +426,7 @@ class X509ExtTests(TestCase):
         self.x509.set_issuer(self.subject)
         self.x509.set_pubkey(self.pkey)
         now = b(datetime.now().strftime("%Y%m%d%H%M%SZ"))
-        expire  = b((datetime.now() + timedelta(days=100)).strftime("%Y%m%d%H%M%SZ"))
+        expire = b((datetime.now() + timedelta(days=100)).strftime("%Y%m%d%H%M%SZ"))
         self.x509.set_notBefore(now)
         self.x509.set_notAfter(expire)
 
@@ -754,9 +754,9 @@ class PKeyTests(TestCase):
         """
         key = PKey()
         for type, bits in [(TYPE_RSA, 512), (TYPE_DSA, 576)]:
-             key.generate_key(type, bits)
-             self.assertEqual(key.type(), type)
-             self.assertEqual(key.bits(), bits)
+            key.generate_key(type, bits)
+            self.assertEqual(key.type(), type)
+            self.assertEqual(key.bits(), bits)
 
 
     def test_inconsistentKey(self):
@@ -1940,7 +1940,7 @@ class PKCS12Tests(TestCase):
         self.assertRaises(TypeError, p12.set_ca_certificates, 3)
         self.assertRaises(TypeError, p12.set_ca_certificates, X509())
         self.assertRaises(TypeError, p12.set_ca_certificates, (3, 4))
-        self.assertRaises(TypeError, p12.set_ca_certificates, ( PKey(), ))
+        self.assertRaises(TypeError, p12.set_ca_certificates, (PKey(),))
         self.assertRaises(TypeError, p12.set_friendlyname, 6)
         self.assertRaises(TypeError, p12.set_friendlyname, ('foo', 'bar'))
 
@@ -2173,8 +2173,8 @@ class PKCS12Tests(TestCase):
         """
         passwd = 'whatever'
         e = self.assertRaises(Error, load_pkcs12, b'fruit loops', passwd)
-        self.assertEqual( e.args[0][0][0], 'asn1 encoding routines')
-        self.assertEqual( len(e.args[0][0]), 3)
+        self.assertEqual(e.args[0][0][0], 'asn1 encoding routines')
+        self.assertEqual(len(e.args[0][0]), 3)
 
 
     def test_replace(self):
@@ -3043,7 +3043,7 @@ class CRLTests(TestCase):
         that it is empty
         """
         crl = CRL()
-        self.assertTrue( isinstance(crl, CRL) )
+        self.assertTrue(isinstance(crl, CRL))
         self.assertEqual(crl.get_revoked(), None)
 
 
@@ -3222,7 +3222,7 @@ class CRLTests(TestCase):
 
     def test_export_unknown_digest(self):
         """
-        Calling :py:obj:`OpenSSL.CRL.export` with a unsupported digest results
+        Calling :py:obj:`OpenSSL.CRL.export` with an unsupported digest results
         in a :py:obj:`ValueError` being raised.
         """
         crl = CRL()
diff --git a/OpenSSL/test/test_ssl.py b/OpenSSL/test/test_ssl.py
index a71aed9..4d41b15 100644
--- a/OpenSSL/test/test_ssl.py
+++ b/OpenSSL/test/test_ssl.py
@@ -2193,6 +2193,17 @@ class ConnectionTests(TestCase, _LoopbackMixin):
         self.assertRaises(TypeError, connection.connect)
         self.assertRaises(TypeError, connection.connect, ("127.0.0.1", 1), None)
 
+    def test_connection_undefined_attr(self):
+        """
+        :py:obj:`Connection.connect` raises :py:obj:`TypeError` if called with a non-address
+        argument or with the wrong number of arguments.
+        """
+        
+        def attr_access_test(connection):
+            return connection.an_attribute_which_is_not_defined
+        
+        connection = Connection(Context(TLSv1_METHOD), None)
+        self.assertRaises(AttributeError, attr_access_test, connection)
 
     def test_connect_refused(self):
         """
@@ -2297,9 +2308,9 @@ class ConnectionTests(TestCase, _LoopbackMixin):
         self.assertRaises(ZeroReturnError, client.recv, 1024)
         self.assertEquals(client.get_shutdown(), RECEIVED_SHUTDOWN)
         client.shutdown()
-        self.assertEquals(client.get_shutdown(), SENT_SHUTDOWN|RECEIVED_SHUTDOWN)
+        self.assertEquals(client.get_shutdown(), SENT_SHUTDOWN | RECEIVED_SHUTDOWN)
         self.assertRaises(ZeroReturnError, server.recv, 1024)
-        self.assertEquals(server.get_shutdown(), SENT_SHUTDOWN|RECEIVED_SHUTDOWN)
+        self.assertEquals(server.get_shutdown(), SENT_SHUTDOWN | RECEIVED_SHUTDOWN)
 
 
     def test_shutdown_closed(self):
@@ -2773,7 +2784,7 @@ class ConnectionTests(TestCase, _LoopbackMixin):
 
     def test_get_protocol_version(self):
         """
-        :py:obj:`Connection.get_protocol_version()` returns an integer 
+        :py:obj:`Connection.get_protocol_version()` returns an integer
         giving the protocol version of the current connection.
         """
         server, client = self._loopback()
@@ -3374,8 +3385,8 @@ class MemoryBIOTests(TestCase, _LoopbackMixin):
         # Create the server side Connection.  This is mostly setup boilerplate
         # - use TLSv1, use a particular certificate, etc.
         server_ctx = Context(TLSv1_METHOD)
-        server_ctx.set_options(OP_NO_SSLv2 | OP_NO_SSLv3 | OP_SINGLE_DH_USE )
-        server_ctx.set_verify(VERIFY_PEER|VERIFY_FAIL_IF_NO_PEER_CERT|VERIFY_CLIENT_ONCE, verify_cb)
+        server_ctx.set_options(OP_NO_SSLv2 | OP_NO_SSLv3 | OP_SINGLE_DH_USE)
+        server_ctx.set_verify(VERIFY_PEER | VERIFY_FAIL_IF_NO_PEER_CERT | VERIFY_CLIENT_ONCE, verify_cb)
         server_store = server_ctx.get_cert_store()
         server_ctx.use_privatekey(load_privatekey(FILETYPE_PEM, server_key_pem))
         server_ctx.use_certificate(load_certificate(FILETYPE_PEM, server_cert_pem))
@@ -3396,8 +3407,8 @@ class MemoryBIOTests(TestCase, _LoopbackMixin):
         # Now create the client side Connection.  Similar boilerplate to the
         # above.
         client_ctx = Context(TLSv1_METHOD)
-        client_ctx.set_options(OP_NO_SSLv2 | OP_NO_SSLv3 | OP_SINGLE_DH_USE )
-        client_ctx.set_verify(VERIFY_PEER|VERIFY_FAIL_IF_NO_PEER_CERT|VERIFY_CLIENT_ONCE, verify_cb)
+        client_ctx.set_options(OP_NO_SSLv2 | OP_NO_SSLv3 | OP_SINGLE_DH_USE)
+        client_ctx.set_verify(VERIFY_PEER | VERIFY_FAIL_IF_NO_PEER_CERT | VERIFY_CLIENT_ONCE, verify_cb)
         client_store = client_ctx.get_cert_store()
         client_ctx.use_privatekey(load_privatekey(FILETYPE_PEM, client_key_pem))
         client_ctx.use_certificate(load_certificate(FILETYPE_PEM, client_cert_pem))
@@ -3484,9 +3495,9 @@ class MemoryBIOTests(TestCase, _LoopbackMixin):
         context = Context(SSLv3_METHOD)
         client = socket()
         clientSSL = Connection(context, client)
-        self.assertRaises( TypeError, clientSSL.bio_read, 100)
-        self.assertRaises( TypeError, clientSSL.bio_write, "foo")
-        self.assertRaises( TypeError, clientSSL.bio_shutdown )
+        self.assertRaises(TypeError, clientSSL.bio_read, 100)
+        self.assertRaises(TypeError, clientSSL.bio_write, "foo")
+        self.assertRaises(TypeError, clientSSL.bio_shutdown)
 
 
     def test_outgoingOverflow(self):
diff --git a/OpenSSL/tsafe.py b/OpenSSL/tsafe.py
index 3a9c710..28df8cb 100644
--- a/OpenSSL/tsafe.py
+++ b/OpenSSL/tsafe.py
@@ -25,4 +25,3 @@ class Connection:
                 return self._ssl_conn.%s(*args)
             finally:
                 self._lock.release()\n""" % (f, f))
-
diff --git a/README.rst b/README.rst
index e00ec67..ee95c1f 100644
--- a/README.rst
+++ b/README.rst
@@ -1,10 +1,6 @@
 pyOpenSSL -- A Python wrapper around the OpenSSL library
 --------------------------------------------------------
 
-.. image:: https://img.shields.io/pypi/v/pyOpenSSL.svg
-   :target: https://pypi.python.org/pypi/pyOpenSSL/
-   :alt: Latest Version
-
 .. image:: https://readthedocs.org/projects/pyopenssl/badge/?version=latest
    :target: https://pyopenssl.readthedocs.org/
    :alt: Latest Docs
diff --git a/doc/conf.py b/doc/conf.py
index 5d34ae7..7d0fe9c 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -23,7 +23,7 @@ HERE = os.path.abspath(os.path.dirname(__file__))
 
 def read_file(*parts):
     """
-    Build an absolute path from *parts* and and return the contents of the
+    Build an absolute path from *parts* and return the contents of the
     resulting file.  Assume UTF-8 encoding.
     """
     with codecs.open(os.path.join(HERE, *parts), "rb", "ascii") as f:
diff --git a/examples/proxy.py b/examples/proxy.py
index b094864..b1c4253 100644
--- a/examples/proxy.py
+++ b/examples/proxy.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 #
-# This script demostrates how one can use pyOpenSSL to speak SSL over an HTTP
+# This script demonstrates how one can use pyOpenSSL to speak SSL over an HTTP
 # proxy
 # The challenge here is to start talking SSL over an already connected socket
 #
diff --git a/setup.cfg b/setup.cfg
index f0b8316..5d01381 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -11,6 +11,3 @@ build-requires = openssl-devel python-devel python-sphinx
 group = Development/Libraries
 build_script = rpm/build_script
 doc-files = doc/_build/html
-
-[flake8]
-ignore = E303