Adding a method for setting up magic variables from connection info in v2

v2/ansible/executor/connection_info.py

@@ -261,3 +261,11 @@ class ConnectionInformation:
         for field in self._get_fields():
             value = templar.template(getattr(self, field))
             setattr(self, field, value)
+
+    def update_vars(self, variables):
+        '''
+        Adds 'magic' variables relating to connections to the variable dictionary provided.
+        '''
+
+        variables['ansible_ssh_port'] = self.port
+        variables['ansible_ssh_user'] = self.remote_user

v2/ansible/executor/task_executor.py

@@ -193,9 +193,13 @@ class TaskExecutor:
             variables = self._job_vars
 
         # fields set from the play/task may be based on variables, so we have to
-        # do the same kind of post validation step on it here before we use it
+        # do the same kind of post validation step on it here before we use it.
         self._connection_info.post_validate(variables=variables, loader=self._loader)
 
+        # now that the connection information is finalized, we can add 'magic'
+        # variables to the variable dictionary
+        self._connection_info.update_vars(variables)
+
         # get the connection and the handler for this execution
         self._connection = self._get_connection(variables)
         self._handler    = self._get_action_handler(connection=self._connection)