A Step-by-Step Guide to Installing Gitlab Runner on Ubuntu 18

GitLab Runner is a lightweight application used to run jobs and send the results back to GitLab. It is written in Go and can be used on a variety of operating systems, including Ubuntu 18. In this guide, we will walk you through the steps of installing GitLab Runner on Ubuntu 18.

Prerequisites

Before you begin, make sure you have the following: • A server running Ubuntu 18 • Root access to the server • A user account with sudo privileges

Step 1: Update your system

The first step is to make sure your system is up-to-date. You can do this by running the following command:
sudo apt-get update && sudo apt-get upgrade

Step 2: Install GitLab Runner

Next, you will need to install GitLab Runner. You can do this by running the following command:
sudo apt-get install gitlab-runner

Step 3: Configure GitLab Runner

Now that you have installed GitLab Runner, you need to configure it. To do this, you will need to create a configuration file. You can do this by running the following command:
sudo nano /etc/gitlab-runner/config.toml
You will need to add the following lines to the configuration file:
[runner]
  name = "my-runner"
  url = "https://gitlab.example.com/"
  token = "YOUR_TOKEN_HERE"
  executor = "shell"
Make sure to replace YOUR_TOKEN_HERE with the token from your GitLab instance.

Step 4: Start the GitLab Runner service

Once you have configured GitLab Runner, you can start the service by running the following command:
sudo gitlab-runner start

Step 5: Register the Runner

Finally, you need to register the runner with your GitLab instance. You can do this by running the following command:
sudo gitlab-runner register
Follow the prompts to complete the registration process.

Conclusion

Congratulations! You have successfully installed and configured GitLab Runner on Ubuntu 18. You can now use it to run jobs and send the results back to your GitLab instance.