3. The method of claim 1 , wherein analyzing the data source information of the script-based service is triggered by receiving a request for detecting the availability state of the script-based service.
3. The method of claim 1 , wherein analyzing the data source information of the script-based service is triggered by receiving a request for detecting the availability state of the script-based service. 4. The method of claim 3 , wherein receiving the request for detecting the availability state of the script-based service comprises: judging whether to detect the availability state of the script-based service when receiving a request for executing the script-based service from a user and determining that the availability state of the script-based service is unavailable; and generating the request for detecting the availability state of the script-based service when the judgment result indicates that availability state of the script-based service is to be detected.