Using WebIOPI is simple way to control GPIOs . The followings is my solution.
To install WebIOPI to your raspberry Pi.
webiopi Installation
Note: if you use webiopi 0.7 and rasp 2, you have to run the patch.
In the node_help.js of your module, use ‘http post’ to control the GPIOs.
WebIOPI rest api
ex:
SET ‘GPIO 3’ to ‘IN’ , the request as below:
HTTP POST
http:/192.168.1.200:8000/GPIO/3/function/in