Add uploading context as a file

* Added uploading context as a file using
   command execution-create

Implements blueprint mistral-cli-exec-context-from-file

Change-Id: Ifac51fd27a3e4144da12e40fce0e1d43fd63ea27

mistralclient/commands/executions.py

@@ -103,16 +103,20 @@ class Create(ShowCommand):
             help='Execution task')
         parser.add_argument(
             'context',
-            type=json.loads,
             help='Execution context')
 
         return parser
 
     def take_action(self, parsed_args):
+        try:
+            ctx = json.loads(parsed_args.context)
+        except:
+            ctx = open(parsed_args.context).read()
+
         execution = ExecutionManager(self.app.client)\
             .create(parsed_args.workbook,
                     parsed_args.task,
-                    parsed_args.context)
+                    ctx)
 
         return format(execution)
 

mistralclient/tests/resources/ctx.json

@@ -0,0 +1,5 @@
+{"context": {
+    "server": {
+        "name": "name"
+    }
+}}

mistralclient/tests/test_cli_executions.py

@@ -14,11 +14,14 @@
 #    under the License.
 #
 
+import pkg_resources as pkg
+
 import mock
 
 from mistralclient.tests import base
 from mistralclient.commands import executions
 from mistralclient.api.executions import Execution
+from mistralclient import version
 
 EXECUTION = Execution(mock, {
     'id': '123',
@@ -30,7 +33,7 @@ EXECUTION = Execution(mock, {
 
 class TestCLIExecutions(base.BaseCommandTest):
     @mock.patch('mistralclient.api.executions.ExecutionManager.create')
-    def test_create(self, mock):
+    def test_create_ctx_string(self, mock):
         mock.return_value = EXECUTION
 
         result = self.call(executions.Create,
@@ -38,6 +41,16 @@ class TestCLIExecutions(base.BaseCommandTest):
 
         self.assertEqual(('123', 'some', 'else', 'RUNNING'), result[1])
 
+    @mock.patch('mistralclient.api.executions.ExecutionManager.create')
+    def test_create_ctx_file(self, mock):
+        mock.return_value = EXECUTION
+        path = pkg.resource_filename(version.version_info.package,
+                                     'tests/resources/ctx.json')
+        result = self.call(executions.Create,
+                           app_args=['name', 'id', path])
+
+        self.assertEqual(('123', 'some', 'else', 'RUNNING'), result[1])
+
     @mock.patch('mistralclient.api.executions.ExecutionManager.update')
     def test_update(self, mock):
         mock.return_value = EXECUTION

mistralclient/version.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright 2013 - Mirantis, Inc.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License");
+#    you may not use this file except in compliance with the License.
+#    You may obtain a copy of the License at
+#
+#        http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS,
+#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#    See the License for the specific language governing permissions and
+#    limitations under the License.
+
+from pbr import version
+
+version_info = version.VersionInfo('mistralclient')
+version_string = version_info.version_string