Support client certificate/key

This change enables to specify a client certificate/key with:
 * usual CLI options (--os-cert/--os-key)
 * usual environment variables ($OS_CERT/$OS_KEY)
 * os-client-config

Change-Id: Ibeaaa5897ae37b37c1e91f3e47076e4e8e4a8ded
Closes-Bug: #1565112

1 files changed, 23 insertions, 0 deletions

diff --git a/openstackclient/tests/test_shell.py b/openstackclient/tests/test_shell.py
index ea3c6fe2..c134cb93 100644
--- a/openstackclient/tests/test_shell.py
+++ b/openstackclient/tests/test_shell.py
@@ -79,6 +79,8 @@ CLOUD_2 = {
             'region_name': 'occ-cloud,krikkit,occ-env',
             'log_file': '/tmp/test_log_file',
             'log_level': 'debug',
+            'cert': 'mycert',
+            'key': 'mickey',
         }
     }
 }
@@ -567,6 +569,24 @@ class TestShellCli(TestShell):
         self.assertEqual('foo', _shell.options.cacert)
         self.assertFalse(_shell.verify)
 
+    def test_shell_args_cert_options(self):
+        _shell = make_shell()
+
+        # Default
+        fake_execute(_shell, "list user")
+        self.assertEqual('', _shell.options.cert)
+        self.assertEqual('', _shell.options.key)
+
+        # --os-cert
+        fake_execute(_shell, "--os-cert mycert list user")
+        self.assertEqual('mycert', _shell.options.cert)
+        self.assertEqual('', _shell.options.key)
+
+        # --os-key
+        fake_execute(_shell, "--os-key mickey list user")
+        self.assertEqual('', _shell.options.cert)
+        self.assertEqual('mickey', _shell.options.key)
+
     def test_default_env(self):
         flag = ""
         kwargs = {
@@ -670,6 +690,9 @@ class TestShellCli(TestShell):
             _shell.cloud.config['region_name'],
         )
 
+        self.assertEqual('mycert', _shell.cloud.config['cert'])
+        self.assertEqual('mickey', _shell.cloud.config['key'])
+
     @mock.patch("os_client_config.config.OpenStackConfig._load_vendor_file")
     @mock.patch("os_client_config.config.OpenStackConfig._load_config_file")
     def test_shell_args_precedence(self, config_mock, vendor_mock):