Best practices for building web servers under CentOS 7-Linux Operation and Maintenance-php.cn

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)

Open the terminal and execute the following command to install Apache:
```
sudo yum install httpd
```
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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

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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Modify the Apache configuration file:
```
sudo vi /etc/httpd/conf/httpd.conf
```
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Set ServerName (if not set):
```
ServerName your_domain_name
```
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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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Restart Apache for the changes to take effect:
```
sudo systemctl restart httpd
```
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3. Install and configure MySQL (database server)

Execute the following command to install the MySQL server:
```
sudo yum install mariadb-server
```
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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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Run the security script and configure the MySQL root password:
```
sudo mysql_secure_installation
```
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4. Install PHP

Execute the following command to install PHP and Related extensions:
```
sudo yum install php php-mysql
```
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Modify php.ini configuration file:
```
sudo vi /etc/php.ini
```
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Set time zone:
```
date.timezone = Asia/Shanghai
```
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Restart Apache to make the configuration take effect:
```
sudo systemctl restart httpd
```
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5. Create and test the website

Create one in the /var/www/html directory Simple index.php file:
```
sudo vi /var/www/html/index.php
```
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Enter the following code:
```
<?php
phpinfo();
?>
```
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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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