Support SSL and Insecure

Currently, Zaqarclient doesn't support SSL and insecure very well.
This patch fix it.

Implement blueprint: support-ssl-insecure

Change-Id: I2247fbbabc3afb7b5dccc2b48cd4e96864013a7e

tests/unit/transport/test_http.py

@@ -57,7 +57,9 @@ class TestHttpTransport(base.TestBase):
             request_method.assert_called_with('GET', url=final_url,
                                               params=final_params,
                                               headers=final_headers,
-                                              data=None)
+                                              data=None,
+                                              verify=True,
+                                              cert=None)
 
     def test_send_without_api(self):
         params = {'name': 'Test',
@@ -79,7 +81,9 @@ class TestHttpTransport(base.TestBase):
             request_method.assert_called_with('GET', url=final_url,
                                               params=params,
                                               headers=final_headers,
-                                              data=None)
+                                              data=None,
+                                              verify=True,
+                                              cert=None)
 
     def test_error_handling(self):
         params = {'name': 'Opportunity',

zaqarclient/auth/keystone.py

@@ -203,4 +203,8 @@ class KeystoneAuth(base.AuthBackend):
         # NOTE(flaper87): Update the request spec
         # with the final token.
         request.headers['X-Auth-Token'] = token
+        # NOTE(flwang): We also need to apply the insecure and cacert when
+        # talking with Zaqar server.
+        request.verify = not get_options('insecure')
+        request.cert = get_options('cacert')
         return request

zaqarclient/transport/http.py

@@ -86,7 +86,9 @@ class HttpTransport(base.Transport):
                                    url=url,
                                    params=request.params,
                                    headers=headers,
-                                   data=request.content)
+                                   data=request.content,
+                                   verify=request.verify,
+                                   cert=request.cert)
 
         if resp.status_code in self.http_to_zaqar:
             kwargs = {}

zaqarclient/transport/request.py

@@ -90,7 +90,7 @@ class Request(object):
 
     def __init__(self, endpoint='', operation='',
                  ref='', content=None, params=None,
-                 headers=None, api=None):
+                 headers=None, api=None, verify=True, cert=None):
 
         self._api = None
         # ensure that some values like "v1.0" could work as "v1"
@@ -106,6 +106,8 @@ class Request(object):
         self.content = content
         self.params = params or {}
         self.headers = headers or {}
+        self.verify = verify
+        self.cert = cert
 
     @property
     def api(self):