- node = self.get_connected(LinuxNode.get_rtype())
- if node: return node[0]
- raise RuntimeError, "Application must be connected to Node"
+ if not self._node:
+ node = self.get_connected(LinuxNode.get_rtype())
+ if not node:
+ msg = "Application %s guid %d NOT connected to Node" % (
+ self._rtype, self.guid)
+ raise RuntimeError, msg
+
+ self._node = node[0]
+
+ return self._node