create vispa directory on workspace, fixes #2104

vispa/remote/filesystem.py

@@ -632,8 +632,9 @@ class FileSystem(object):
             if not isinstance(request_dict, dict):
                 raise Exception(
                     'Given values to be set in workspace.ini in wrong format')
+            filename = self.expand(FileSystem.PRIVATE_WORKSPACE_CONF)
             config = ConfigParser.ConfigParser()
-            config.read(self.expand(FileSystem.PRIVATE_WORKSPACE_CONF))
+            config.read(filename)
             for section, options in request_dict.iteritems():
                 if not isinstance(options, dict):
                     raise Exception(
@@ -642,9 +643,12 @@ class FileSystem(object):
                     config.add_section(section)
                 for name, value in options.iteritems():
                     config.set(section, name, value)
-            with open(self.expand(FileSystem.PRIVATE_WORKSPACE_CONF), 'w') as f:
-                self._watch_workspaceini()
+            filedir = os.path.dirname(filename)
+            if not os.path.isdir(filedir):
+                os.makedirs(filedir)
+            with open(filename, 'w') as f:
                 config.write(f)
+            self._watch_workspaceini()
             return ""
         except Exception as e:
             return str(e)