Several typos fixed

README.rst

@@ -7,8 +7,8 @@ using Mistral.
 Installation
 ------------
 
-#. Copy ``filter_vm.py`` to the place reachable by python interpreter - see
-   ``PYTHONPATH`` or ``sys.path`` for reference.
+#. Copy ``filter_vm_action.py`` to the place reachable by python interpreter -
+   see ``PYTHONPATH`` or ``sys.path`` for reference.
 #. Append line
 
    .. code:: ini
@@ -16,7 +16,7 @@ Installation
       [entry_points]
       mistral.actions =
           …
-          custom.filter_vms = evac_poc:FilterAndEvacuate
+          custom.filter_vm = filter_vm_action:FilterVmAction
 
    to ``setup.cfg`` file under Mistral repository
 #. Reinstall Mistral if it was installed in system (not in virtualenv).
@@ -36,7 +36,7 @@ Installation
 
    .. code:: shell-session
 
-      $ mistral workflow-create evacuate-workflow.yaml
+      $ mistral workflow-create host-evacuate.yaml
 
 #. Create JSON file with content similar to:
 
@@ -49,4 +49,9 @@ Installation
      }
 
 #. Trigger the action via:
-   TBD
+
+   .. code:: shell-session
+
+      $ mistral execution-create host-evacuate input.json
+
+   where ``input.json`` is a file created in previous step.

filter_vm_action.py

@@ -28,7 +28,7 @@ class FilterVmAction(NovaAction):
         if str(metadata.get('evacuate')).upper() == 'TRUE':
             return Result(data={'status': 0, 'uuid': self._uuid})
         elif str(metadata.get('evacuate')).upper() == 'FALSE':
-            return Result(error='sie nie udalo!!!!1111jeden')
+            return Result(error='evacuate for vm %s is disabled' % self._uuid)
 
         # ether is no metadata for vm - check flavor
         flavors = client.flavors.list()
@@ -42,4 +42,4 @@ class FilterVmAction(NovaAction):
         if str(evacuate).upper() == 'TRUE':
             return Result(data={'status': 0, 'uuid': self._uuid})
 
-        return Result(data='1', error=True)
+        return Result(error='evacuate for vm %s is disabled' % self._uuid)

host-evacuate.yaml

@@ -20,7 +20,7 @@ host-evacuate:
         
         filter_vms:
             with-items: vm in <% $.vms %>
-            action: custom.filter_vms flavor=<% $.vm.flavor.id %> metadata=<% $.vm.metadata %> uuid=<% $.vm.id %>
+            action: custom.filter_vm flavor=<% $.vm.flavor.id %> metadata=<% $.vm.metadata %> uuid=<% $.vm.id %>
             publish:
                 filtered_vms: <% $.filter_vms.uuid %>
             on-success: evacuate_vms