Controlling GPIO pins of Pi online

Here comes the answer for ur queries.

How to control GPIO pins of Pi online?You can use WebIOPi for this
Steps.1
$ tar xvzf WebIOPi-x.y.z.tar.gz

$ cd WebIOPi-x.y.z
$ sudo ./setup.sh

This wil install the WebIOPi

Commands to Start and stop are given below respectively

$ sudo /etc/init.d/webiopi start
$ sudo /etc/init.d/webiopi stop

If u need ur Raspi to run Webiopi @ boot itself the use bellow code
then reboot ur pi

To setup your system to start webiopi at boot :

$ sudo update-rc.d webiopi defaults
Code for rebooting
sudo reboot

To remove webiopi start from boot :

$ sudo update-rc.d webiopi remove

this will be implemented after ur boot

Once u Webiopi is ready to use
You control it from the URL
IP of PI:8000
It will ask for User and Password
user : "webiopi"
password is "raspberry"

By choosing the GPIO Header link on the main page, you will be able to control GPIO using a web UI which looks like the board header.

• Click/Tap the OUT/IN button to change GPIO direction.
• Click/Tap pins to change the GPIO output state.
  

Project Ideas.

Using this u can build ur Home Automation system..