How to Install GitLab on Arch Linux

In this tutorial, we will guide you through the installation of GitLab on Arch Linux. GitLab is a web-based Git repository manager that helps teams collaborate on code, testing, and deploying applications.

Prerequisites

Before we start, you need to ensure that you have the following requirements:

• A running installation of Arch Linux
• A user with root or sudo privileges
• A strong internet connection

Step 1: Install Dependencies

The first step is to install the dependencies and prerequisites required to set up GitLab. Open the Terminal window and enter the following command to update your system:

sudo pacman -Syyu

Then, install the required dependencies using the following command:

sudo pacman -S curl openssh-server openssh-clients perl zlib libyaml mariadb postgresql redis git nginx

Step 2: Configure the SSL Certificate

The second step is to configure the SSL certificate for the GitLab installation. You can either use a self-signed certificate or obtain one from a trusted Certificate Authority (CA).

Option 1: Self-signed Certificate

If you want to use a self-signed SSL certificate, you can generate it using OpenSSL by typing the following command:

sudo openssl req -newkey rsa:2048 -nodes -keyout /etc/ssl/private/gitlab-selfsigned.key -x509 -days 365 -out /etc/ssl/certs/gitlab-selfsigned.crt

Follow the on-screen prompts and enter the required information.

Option 2: Obtain a Certificate from a Trusted CA

If you want to obtain a certificate from a trusted Certificate Authority, follow the instructions provided by the CA provider to generate and install the certificate.

Step 3: Install GitLab

Once you've installed the dependencies and configured the SSL certificate, you can proceed with the installation of GitLab. Run the following command to download and install GitLab:

curl https://packages.gitlab.com/install/repositories/gitlab/gitlab-ee/script.rpm.sh | sudo bash

After running the command, you should see the following output:

The repository is setup! You can now install packages.

Next, install GitLab using the following command:

sudo EXTERNAL_URL="https://your-domain-name" apt-get install gitlab-ee

Make sure to replace your-domain-name with your domain name or server IP address.

Step 4: Configure GitLab

Once the installation is complete, you need to configure GitLab. Open the configuration file using the following command:

sudo nano /etc/gitlab/gitlab.rb

Next, configure the GitLab URL by uncommenting and modifying the following line:

external_url 'https://your-domain-name'

Replace your-domain-name with your domain name or server IP address.

Step 5: Start GitLab

After you've configured GitLab, you can start it using the following command:

sudo gitlab-ctl reconfigure

The command will take a few minutes to complete as it sets up the GitLab environment. Once the installation is complete, you can access GitLab by opening a web browser and navigating to https://your-domain-name.

Conclusion

In this tutorial, we've guided you through the installation of GitLab on Arch Linux. You can now use GitLab to manage your code, collaborate with your team, and deploy your applications. Good luck!