Installing Apache2 web server with php4 and php5 support in Ubuntu

Apache HTTP Server is a free software/open source web server for Unix systems, Microsoft Windows, Novell NetWare and other platforms.It is also supported by several graphical user interfaces (GUIs) which permit easier, more intuitive configuration of the server.

Install apache2 in Ubuntu server

sudo apt-get install apache2 apache2-common apache2-mpm-prefork apache2-utils ssl-cert

This will complete the installation of apache2 web server and now you need to know where the configuration files and document root for your apache web server.

By default all your configuration files are located at /etc/apache2

Default document root for apache2 is /var/www.If you want to change the default document root you need to edit the /etc/apache2/sites-available/default file and look for this line “DocumentRoot /var/www/” here you can change where ever you want to change.For example if you want to change /home/wwww the above line looks like this “DocumentRoot/home/www/”.

The main configuration file located at /etc/apache2/apche2.conf.

By default, Apache2 to Listen on port 80. If this is not desired, please edit /etc/apache2/ports.conf as desired.after changing you need restart apache server.

For example if you want to change your apache webserver port to 78 you need to edit /etc/apache2/ports.conf

sudo nano -w /etc/apache2/ports.conf

Look for the following line

Listen 80

Replace with the following line

Listen 78

Save the edited file

sudo /etc/init.d/apache2 restart

Installing php and cgi support for apache2 in Ubuntu

you need to enable universe source list in your sources.list file

For php4 support

sudo apt-get install libapache2-mod-php4 php4-cli php4-common php4-cgi

For php5 support

sudo apt-get install libapache2-mod-php5 php5-cli php5-common php5-cgi

Next we edit /etc/apache2/apache2.conf file and check the index files are correct

DirectoryIndex index.html index.cgi index.pl index.php index.xhtml

If you want to enable some Apache modules (SSL, rewrite, suexec, and include)

sudo a2enmod ssl

sudo a2enmod rewrite

sudo a2enmod suexec

sudo a2enmod include

Restart Apache to make sure all is well.

sudo /etc/init.d/apache2 restart

Test your apache Server

You can access you apache using http://yourserverip/apache2-default/ it should appear the following screen

Test apache2 with PHP Support

To test php4 installed correctly or not create a test file using the following command

sudo nano /var/www/example.php

Insert the following line into the new file

Save this file

Now access this page http://yourserverip/example.php you should see the following screen