In this article, we want to teach you How to Install Apache on Ubuntu 20.04.
Apache HTTP server is the most widely used web server software. Developed and maintained by Apache Software Foundation, Apache is open-source software available for free.
Requirements
Before we start to teach you how to install Apache you need to log in to your server with a non-root user with root privileges. you can check our article about the Initial server setup with Ubuntu 20.04 to learn how to log in as a non-root user.
How to Install Apache on Ubuntu 20.04
After you finish the Initial server setup with Ubuntu 20.04 you can easily install Apache on your server.
Install Apache on Ubuntu 20.04
Apache is available in Ubuntu’s default software repository. you just need to update the local package index then install the apache.
Run the following command to update the packages:
sudo apt update
Then, install the apache2 package :
sudo apt install apache2
After you install Apache on Ubuntu 20.04 you need to adjust the firewall.
Adjust the firewall on Ubuntu 20.04
Apache registers itself with UFW to provide a few application profiles that can be used to enable or disable access to Apache through the firewall.
You list available applications with the following command:
sudo ufw app list
Your output should be like this:
Output:
Available applications:
Apache
Apache full
Apache secure
OpenSSH
Allow Apache with the following command:
sudo ufw allow 'Apache'
You can see the active status and a List of allowed HTTP traffic with the following command:
sudo ufw status
Output
Status: active
To Action From
-- ------ ----
Apache ALLOW Anywhere
Apache (v6) ALLOW Anywhere (v6)At this point, you install Apache on Ubuntu 20.04 and now you can check your web server.
Check your Apache Webserver
You can check that the Apache service is running with the following command:
sudo systemctl status apache2
Output ● apache2.service - The Apache HTTP Server Loaded: loaded (/lib/systemd/system/apache2.service; enabled; vendor prese> Active: active (running) since Wed 2021-08-25 08:21:32 CEST; 7min ago Docs: https://httpd.apache.org/docs/2.4/ Main PID: 1926 (apache2) Tasks: 55 (limit: 2282) Memory: 6.6M CGroup: /system.slice/apache2.service ├─1926 /usr/sbin/apache2 -k start ├─1928 /usr/sbin/apache2 -k start └─1929 /usr/sbin/apache2 -k start
It’s better to request a page from Apache to test it. for doing this you need your server’s IP address. you can get your IP with the following command:
hostname -I
Or you can use the icanhazip tool to get your IP. run the following command:
curl -4 icanhazip.com
Enter your server’s IP address in your favorite browser.
http://your_server_ipyou will see the page like the image below:
When you see this page it means that the Apache is working correctly. Here we go to see some basic information about the Apache process.
Mange The Apache process on Ubuntu 20.04
When you are done with the install Apache, you can learn some basic management commands.
You can stop your web server with the following command:
sudo systemctl stop apache2
To start it again you can use:
sudo systemctl start apache2
Also, you can stop and then start the service with:
sudo systemctl restart apache2
If you have made some configuration changes you need to reload your service after doing that with the following command:
sudo systemctl reload apache2
To disable the service run the following command:
sudo systemctl disable apache2
Then you can re-enable it to start the service every time the server boots:
sudo systemctl enable apache2
Conclusion
By following the steps that we said in the article you can easily Install your Apache webserver. don’t forget to check the Initial server setup on the Linux Tutorials before you start your Apache installation.
Hope you enjoy it.