Best practices for building web servers under CentOS 7

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Release: 2023-08-06 13:25:06
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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
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  2. Installation completed After that, start Apache and set it to start automatically at boot:

    sudo systemctl start httpd
    sudo systemctl enable httpd
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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
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  2. Modify the Apache configuration file:

    sudo vi /etc/httpd/conf/httpd.conf
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  3. Set ServerName (if not set):

    ServerName your_domain_name
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  4. Configure the website root directory:

    DocumentRoot /var/www/html
    <Directory /var/www/html>
     Options Indexes FollowSymLinks
     AllowOverride All
     Require all granted
    </Directory>
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  5. Restart Apache for the changes to take effect:

    sudo systemctl restart httpd
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3. Install and configure MySQL (database server)

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

    sudo yum install mariadb-server
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  2. After the installation is complete, start MySQL and set it to start automatically at boot:

    sudo systemctl start mariadb
    sudo systemctl enable mariadb
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  3. Run the security script and configure the MySQL root password:

    sudo mysql_secure_installation
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4. Install PHP

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

    sudo yum install php php-mysql
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  2. Modify php.ini configuration file:

    sudo vi /etc/php.ini
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  3. Set time zone:

    date.timezone = Asia/Shanghai
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  4. Restart Apache to make the configuration take effect:

    sudo systemctl restart httpd
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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
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  2. Enter the following code:

    <?php
    phpinfo();
    ?>
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  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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