Merge pull request #3206 from kwoodson/oc_scale_fix

Adding fix for when the resource does not exist.  Added test cases.

roles/lib_openshift/library/oc_scale.py

@@ -1644,6 +1644,8 @@ class OCScale(OpenShiftCLI):
         state = params['state']
 
         api_rval = oc_scale.get()
+        if api_rval['returncode'] != 0:
+            return {'failed': True, 'msg': api_rval}
 
         #####
         # Get

roles/lib_openshift/src/class/oc_scale.py

@@ -77,6 +77,8 @@ class OCScale(OpenShiftCLI):
         state = params['state']
 
         api_rval = oc_scale.get()
+        if api_rval['returncode'] != 0:
+            return {'failed': True, 'msg': api_rval}
 
         #####
         # Get

roles/lib_openshift/src/test/integration/oc_scale.yml

@@ -90,3 +90,22 @@
       - "'results' in pods and 'results' in pods.results"
       - "{{ pods.results.results[0]['items']|length }} == 2"
       msg: "Did not find 1 replica in scale results."
+
+
+  # Test scale on non-existent dc
+  - name: scale non-existent dc
+    oc_scale:
+      name: not_there
+      kind: dc
+      replicas: 2
+    register: scaleout
+    ignore_errors: True
+
+  - debug: var=scaleout
+
+  - assert:
+      that:
+      - scaleout.changed == False
+      - scaleout.msg.returncode == 1
+      - "'msg' in scaleout and 'stderr' in scaleout.msg"
+      msg: "Deploymentconfig exists.  This should error."

roles/lib_openshift/src/test/unit/oc_scale.py

@@ -119,6 +119,30 @@ class OCScaleTest(unittest.TestCase):
         self.assertFalse(results['changed'])
         self.assertEqual(results['result'][0], 3)
 
+    @mock.patch('oc_scale.OCScale.openshift_cmd')
+    def test_no_dc_scale(self, mock_openshift_cmd):
+        ''' Testing a get '''
+        params = {'name': 'not_there',
+                  'namespace': 'default',
+                  'replicas': 3,
+                  'state': 'present',
+                  'kind': 'dc',
+                  'kubeconfig': '/etc/origin/master/admin.kubeconfig',
+                  'debug': False}
+
+        mock_openshift_cmd.side_effect = [
+            {"cmd": '/usr/bin/oc -n default get dc not_there -o json',
+             'results': [{}],
+             'returncode': 1,
+             'stderr': "Error from server: deploymentconfigs \"not_there\" not found\n",
+             'stdout': ""},
+        ]
+
+        results = OCScale.run_ansible(params, False)
+
+        self.assertTrue(results['failed'])
+        self.assertEqual(results['msg']['returncode'], 1)
+
     def tearDown(self):
         '''TearDown method'''
         pass