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28 March, 2015

Install a LAMP on CentOS, Fedora or Redhat

Install a LAMP on CentOS, Fedora or Redhat : This article provides instructions for installing a LAMP (Linux, Apache, MySQL, PHP) stack on your server. This tutorial is very basic , Strictly for beginners or internal purpose . This guide helps you to install LAMP server on centos.

Install LAMP server on centos 7.

1. Apache installation.
2. Mysql installation.
3. PHP installation.
4. Testing all together.
let’s start

Apache installation

Step 1 » Update the repositories.
[root@ali ~]# yum check-update
Step 2 » After updating repository, issue the below command to install apache package.
[root@ali ~]# yum install httpd
Step 3 » Now start the service and enable it at startup.
Command to start the service
[root@ali ~]# systemctl start httpd.serviceCommand to enable at startup
[root@ali ~]# systemctl enable httpd.service
Step 4 » By default, Apache will listen on port 80. you need to exclude from firewall.
you can simply exclude http service from firewall.
[root@ali ~]# firewall-cmd --permanent --add-service 

httpor you can exclude using port number. Below command will be useful for ports other than 80
[root@ali ~]# firewall-cmd --permanent --add-port=8080/tcp
Step 5 » Now restart firewall service.
[root@ali ~]# systemctl restart firewalld.service
Step 6 » Apache installation is over . For testing, open http://serverip in your browser, you can see apache demo page like below.
Install a LAMP on CentOS, Fedora or Redhat

MySQL installation.

Step 7 » Start installing MariaDB, MySQL drop-in replacement.
[root@ali ~]# yum install mariadb-server mariadb
Step 8 » Now start the service and enable it at startup.
Start the service
[root@ali ~]# systemctl start mariadbEnable at startup
[root@ali ~]# systemctl enable mariadb.service
Step 9 » Secure your DB installation. Type the below command and provide values.
[root@ali ~]# mysql_secure_installation1. 

current password ( Leave blank and hit Enter ).
2. Enter new password.
3. Re Enter password.
and Hit enter for all the other options.
Step 10 » MariaDB installation is over. For testing, Check login into DB using the below command.
[root@ali ~]# mysql -u root -p
Enter password:
Welcome to the MariaDB monitor. Commands end with ; or \g.
Your MariaDB connection id is 10
Server version: 5.5.37-MariaDB MariaDB Server
Copyright (c) 2000, 2014, Oracle, Monty Program Ab and others.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
MariaDB [(none)]>

PHP installation.

Step 11 » Install PHP and other recommended packages.
[root@ali ~]# yum install php php-mysql 

Additional packages are required if you would like to install phpmyadmin .
[root@ali ~]# yum install php-gd php-pear php-mbstring php-pgsql
Step 12 » Now restart apache service.
[root@ali ~]# systemctl restart httpd.service
Step 13 » For testing, Create a file phpinfo.php in /var/www/html/ ( Default root directory ) and add the below code.
Now open http://serverIP/phpinfo.php in your browser. you will see PHP version and other configuration details like below.

Install a LAMP on CentOS, Fedora or Redhat

Testing all together

Step 14 » For testing Database connectivity through PHP. Create a file dbtest.php in /var/www/html/ and add below code . Kindly replace with your root password in the below code .

$con = mysql_connect("localhost","root","password");
if (!$con)
die('Could not connect: ' . mysql_error());
echo "Congrats! connection established successfully";

Now access http://serverIP/dbtest.php . you should get congrats message.
Have a nice day.