Best practices for building web servers under CentOS 7

Best practices for building web servers under CentOS 7

Introduction:
With the rapid development of the Internet, building your own web server has become a need for many people, especially in enterprises and individuals. The website is under construction. This article will introduce the best practices for building a web server under the CentOS 7 operating system and provide relevant code examples.

1. Install Apache (HTTP server)

1. Open the terminal and execute the following command to install Apache:

   sudo yum install httpd

2. Installation completed After that, start Apache and set it to start automatically at boot:

   sudo systemctl start httpd
   sudo systemctl enable httpd

2. Configure Apache

1. Configure the firewall to allow HTTP (port 80) access:

   sudo firewall-cmd --zone=public --add-service=http --permanent
   sudo firewall-cmd --reload

2. Modify the Apache configuration file:

   sudo vi /etc/httpd/conf/httpd.conf

3. Set ServerName (if not set):

   ServerName your_domain_name

4. Configure the website root directory:

   DocumentRoot /var/www/html
   <Directory /var/www/html>
    Options Indexes FollowSymLinks
    AllowOverride All
    Require all granted
   </Directory>

5. Restart Apache for the changes to take effect:

   sudo systemctl restart httpd

3. Install and configure MySQL (database server)

1. Execute the following command to install the MySQL server:

   sudo yum install mariadb-server

2. After the installation is complete, start MySQL and set it to start automatically at boot:

   sudo systemctl start mariadb
   sudo systemctl enable mariadb

3. Run the security script and configure the MySQL root password:

   sudo mysql_secure_installation

4. Install PHP

1. Execute the following command to install PHP and Related extensions:

   sudo yum install php php-mysql

2. Modify php.ini configuration file:

   sudo vi /etc/php.ini

3. Set time zone:

   date.timezone = Asia/Shanghai

4. Restart Apache to make the configuration take effect:

   sudo systemctl restart httpd

5. Create and test the website

1. Create one in the /var/www/html directory Simple index.php file:

   sudo vi /var/www/html/index.php

2. Enter the following code:

   <?php
   phpinfo();
   ?>

3. Open the browser, enter the server IP address, and see the phpinfo information indicating the website Accessed successfully.

Conclusion:
Through this article, we learned the best practices for building a web server under the CentOS 7 operating system. The code examples provided above allow you to quickly build and configure a simple web server. However, depending on actual needs, you may need to make more configuration and security considerations. I hope this article can provide you with some help so that you can build your own web server more easily.

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