Fix authentication issue

Fix authentication issue if password is provided from tty prompt.
Set options.os_password to user input from prompt, as it gets
used to create auth object otherwise it will give authentication error.

Change-Id: I0246473f2165f1464d731e0ae9b4afa0b61dcbcc
Closes-Bug: #1575656

cinderclient/shell.py

@@ -573,6 +573,9 @@ class OpenStackCinderShell(object):
                     # Check for Ctl-D
                     try:
                         os_password = getpass.getpass('OS Password: ')
+                        # Initialize options.os_password with password
+                        # input from tty. It is used in _get_keystone_session.
+                        options.os_password = os_password
                     except EOFError:
                         pass
                 # No password because we didn't have a tty or the

cinderclient/tests/unit/test_shell.py

@@ -142,6 +142,7 @@ class ShellTest(utils.TestCase):
         for count in range(1, 4):
             self.list_volumes_on_service(count)
 
+    @mock.patch('keystoneclient.auth.identity.v2.Password')
     @mock.patch('keystoneclient.adapter.Adapter.get_token',
                 side_effect=ks_exc.ConnectionRefused())
     @mock.patch('keystoneclient.discover.Discover',
@@ -149,11 +150,19 @@ class ShellTest(utils.TestCase):
     @mock.patch('sys.stdin', side_effect=mock.MagicMock)
     @mock.patch('getpass.getpass', return_value='password')
     def test_password_prompted(self, mock_getpass, mock_stdin, mock_discover,
-                               mock_token):
+                               mock_token, mock_password):
         self.make_env(exclude='OS_PASSWORD')
         _shell = shell.OpenStackCinderShell()
         self.assertRaises(ks_exc.ConnectionRefused, _shell.main, ['list'])
         mock_getpass.assert_called_with('OS Password: ')
+        # Verify that Password() is called with value of param 'password'
+        # equal to mock_getpass.return_value.
+        mock_password.assert_called_with(
+            self.FAKE_ENV['OS_AUTH_URL'],
+            password=mock_getpass.return_value,
+            tenant_id='',
+            tenant_name=self.FAKE_ENV['OS_TENANT_NAME'],
+            username=self.FAKE_ENV['OS_USERNAME'])
 
     @mock.patch.object(requests, "request")
     @mock.patch.object(pkg_resources, "iter_entry_points")