Python credentials.username方法代碼示例

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def requestAvatarId(credentials):
        """
        @param credentials: something which implements one of the interfaces in
        self.credentialInterfaces.

        @return: a Deferred which will fire a string which identifies an
        avatar, an empty tuple to specify an authenticated anonymous user
        (provided as checkers.ANONYMOUS) or fire a Failure(UnauthorizedLogin).
        Alternatively, return the result itself.

        @see: L{twisted.cred.credentials}
        """



# A note on anonymity - We do not want None as the value for anonymous
# because it is too easy to accidentally return it.  We do not want the
# empty string, because it is too easy to mistype a password file.  For
# example, an .htpasswd file may contain the lines: ['hello:asdf',
# 'world:asdf', 'goodbye', ':world'].  This misconfiguration will have an
# ill effect in any case, but accidentally granting anonymous access is a
# worse failure mode than simply granting access to an untypeable
# username.  We do not want an instance of 'object', because that would
# create potential problems with persistence. 

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def _loadCredentials(self):
        """
        Loads the credentials from the configured file.

        @return: An iterable of C{username, password} couples.
        @rtype: C{iterable}

        @raise UnauthorizedLogin: when failing to read the credentials from the
            file.
        """
        try:
            with open(self.filename, "rb") as f:
                for line in f:
                    line = line.rstrip()
                    parts = line.split(self.delim)

                    if self.ufield >= len(parts) or self.pfield >= len(parts):
                        continue
                    if self.caseSensitive:
                        yield parts[self.ufield], parts[self.pfield]
                    else:
                        yield parts[self.ufield].lower(), parts[self.pfield]
        except IOError as e:
            self._log.error("Unable to load credentials db: {e!r}", e=e)
            raise error.UnauthorizedLogin() 

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def assertServerAuthenticated(self, loginArgs, username="username", password="password"):
        """
        Assert that a login attempt has been made, that the credentials and
        interfaces passed to it are correct, and that when the login request
        is satisfied, a successful response is sent by the ESMTP server
        instance.

        @param loginArgs: A C{list} previously passed to L{portalFactory}.
        """
        d, credentials, mind, interfaces = loginArgs.pop()
        self.assertEqual(loginArgs, [])
        self.assertTrue(twisted.cred.credentials.IUsernamePassword.providedBy(credentials))
        self.assertEqual(credentials.username, username)
        self.assertTrue(credentials.checkPassword(password))
        self.assertIn(smtp.IMessageDeliveryFactory, interfaces)
        self.assertIn(smtp.IMessageDelivery, interfaces)
        d.callback((smtp.IMessageDeliveryFactory, None, lambda: None))

        self.assertEqual(
            ["235 Authentication successful."],
            self.transport.value().splitlines()) 

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def test_plainAuthentication(self):
        """
        Test that the LOGIN authentication mechanism can be used
        """
        loginArgs = []
        self.server.portal = self.portalFactory(loginArgs)

        self.server.dataReceived('EHLO\r\n')
        self.transport.clear()

        self.assertServerResponse(
            'AUTH LOGIN\r\n',
            ["334 " + "User Name\0".encode('base64').strip()])

        self.assertServerResponse(
            'username'.encode('base64') + '\r\n',
            ["334 " + "Password\0".encode('base64').strip()])

        self.assertServerResponse(
            'password'.encode('base64').strip() + '\r\n',
            [])

        self.assertServerAuthenticated(loginArgs) 

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def test_plainAuthenticationEmptyPassword(self):
        """
        Test that giving an empty password for plain auth succeeds.
        """
        loginArgs = []
        self.server.portal = self.portalFactory(loginArgs)

        self.server.dataReceived('EHLO\r\n')
        self.transport.clear()

        self.assertServerResponse(
            'AUTH LOGIN\r\n',
            ["334 " + "User Name\0".encode('base64').strip()])

        self.assertServerResponse(
            'username'.encode('base64') + '\r\n',
            ["334 " + "Password\0".encode('base64').strip()])

        self.assertServerResponse('\r\n', [])
        self.assertServerAuthenticated(loginArgs, password='') 

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def test_plainAuthenticationInitialResponse(self):
        """
        The response to the first challenge may be included on the AUTH command
        line.  Test that this is also supported.
        """
        loginArgs = []
        self.server.portal = self.portalFactory(loginArgs)

        self.server.dataReceived('EHLO\r\n')
        self.transport.clear()

        self.assertServerResponse(
            'AUTH LOGIN ' + "username".encode('base64').strip() + '\r\n',
            ["334 " + "Password\0".encode('base64').strip()])

        self.assertServerResponse(
            'password'.encode('base64').strip() + '\r\n',
            [])

        self.assertServerAuthenticated(loginArgs) 

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def assertServerAuthenticated(self, loginArgs, username=b"username",
                                  password=b"password"):
        """
        Assert that a login attempt has been made, that the credentials and
        interfaces passed to it are correct, and that when the login request
        is satisfied, a successful response is sent by the ESMTP server
        instance.

        @param loginArgs: A C{list} previously passed to L{portalFactory}.
        @param username: The login user.
        @param password: The login password.
        """
        d, credentials, mind, interfaces = loginArgs.pop()
        self.assertEqual(loginArgs, [])
        self.assertTrue(twisted.cred.credentials.IUsernamePassword.providedBy(credentials))
        self.assertEqual(credentials.username, username)
        self.assertTrue(credentials.checkPassword(password))
        self.assertIn(smtp.IMessageDeliveryFactory, interfaces)
        self.assertIn(smtp.IMessageDelivery, interfaces)
        d.callback((smtp.IMessageDeliveryFactory, None, lambda: None))

        self.assertEqual(
            [b"235 Authentication successful."],
            self.transport.value().splitlines()) 

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def test_plainAuthentication(self):
        """
        Test that the LOGIN authentication mechanism can be used
        """
        loginArgs = []
        self.server.portal = self.portalFactory(loginArgs)

        self.server.dataReceived(b'EHLO\r\n')
        self.transport.clear()

        self.assertServerResponse(
            b'AUTH LOGIN\r\n',
            [b"334 " + base64.b64encode(b"User Name\0").strip()])

        self.assertServerResponse(
            base64.b64encode(b'username') + b'\r\n',
            [b"334 " + base64.b64encode(b"Password\0").strip()])

        self.assertServerResponse(
            base64.b64encode(b'password').strip() + b'\r\n',
            [])

        self.assertServerAuthenticated(loginArgs) 

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def test_plainAuthenticationEmptyPassword(self):
        """
        Test that giving an empty password for plain auth succeeds.
        """
        loginArgs = []
        self.server.portal = self.portalFactory(loginArgs)

        self.server.dataReceived(b'EHLO\r\n')
        self.transport.clear()

        self.assertServerResponse(
            b'AUTH LOGIN\r\n',
            [b"334 " + base64.b64encode(b"User Name\0").strip()])

        self.assertServerResponse(
            base64.b64encode(b'username') + b'\r\n',
            [b"334 " + base64.b64encode(b"Password\0").strip()])

        self.assertServerResponse(b'\r\n', [])
        self.assertServerAuthenticated(loginArgs, password=b'') 

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def test_plainAuthenticationInitialResponse(self):
        """
        The response to the first challenge may be included on the AUTH command
        line.  Test that this is also supported.
        """
        loginArgs = []
        self.server.portal = self.portalFactory(loginArgs)

        self.server.dataReceived(b'EHLO\r\n')
        self.transport.clear()

        self.assertServerResponse(
            b'AUTH LOGIN ' + base64.b64encode(b"username").strip() + b'\r\n',
            [b"334 " + base64.b64encode(b"Password\0").strip()])

        self.assertServerResponse(
            base64.b64encode(b'password').strip() + b'\r\n',
            [])

        self.assertServerAuthenticated(loginArgs) 

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def requestAvatarId(self, credentials):
        """
        @param credentials: something which implements one of the interfaces in
        self.credentialInterfaces.

        @return: a Deferred which will fire a string which identifies an
        avatar, an empty tuple to specify an authenticated anonymous user
        (provided as checkers.ANONYMOUS) or fire a Failure(UnauthorizedLogin).
        Alternatively, return the result itself.
        """

# A note on anonymity - We do not want None as the value for anonymous
# because it is too easy to accidentally return it.  We do not want the
# empty string, because it is too easy to mistype a password file.  For
# example, an .htpasswd file may contain the lines: ['hello:asdf',
# 'world:asdf', 'goodbye', ':world'].  This misconfiguration will have an
# ill effect in any case, but accidentally granting anonymous access is a
# worse failure mode than simply granting access to an untypeable
# username.  We do not want an instance of 'object', because that would
# create potential problems with persistence. 

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def requestAvatarId(self, credentials):
        username = credentials.username
        if username in self.tokens:
            if credentials.checkPassword(self.tokens[username]):
                return defer.succeed(username)
            else:
                return defer.fail(
                    credError.UnauthorizedLogin("Bad session token"))
        else:
            return defer.fail(
                credError.UnauthorizedLogin("No such user")) 

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def addUser(self, username, password):
        self.users[username] = password 

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def _cbPasswordMatch(self, matched, username):
        if matched:
            return username
        else:
            return failure.Failure(error.UnauthorizedLogin()) 

# 需要導入模塊: from twisted.cred import credentials [as 別名]
# 或者: from twisted.cred.credentials import username [as 別名]
def getUser(self, username):
        if not self.caseSensitive:
            username = username.lower()

        if self.cache:
            if self._credCache is None or os.path.getmtime(self.filename) > self._cacheTimestamp:
                self._cacheTimestamp = os.path.getmtime(self.filename)
                self._credCache = dict(self._loadCredentials())
            return username, self._credCache[username]
        else:
            for u, p in self._loadCredentials():
                if u == username:
                    return u, p
            raise KeyError(username)