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How to Install Gitlab With Virtualbox And Vagrant on Ubuntu?

7 minutes read

To install GitLab with VirtualBox and Vagrant on Ubuntu, you will first need to install VirtualBox and Vagrant on your Ubuntu system. You can do this by downloading the respective packages from their official websites and following the installation instructions.


Once VirtualBox and Vagrant are installed, you can create a new Vagrant project directory and set up a Vagrantfile with the necessary configuration settings. You can then add a GitLab Vagrant box to your project by adding the box URL to the Vagrantfile.


After adding the GitLab box to your Vagrant project, you can start the Vagrant environment by running the vagrant up command in your project directory. This will create a new virtual machine with GitLab installed and running.


You can then access GitLab by opening a web browser and navigating to the IP address of the virtual machine that was created by Vagrant. From there, you can set up your GitLab instance, create projects, and start using GitLab for your version control needs.


How to integrate GitLab with third-party tools?

Integrating GitLab with third-party tools can be done through various methods such as using webhooks, APIs, and built-in integrations. Here are some steps to integrate GitLab with third-party tools:

  1. Webhooks: GitLab allows you to set up webhooks to trigger events in third-party tools. You can specify URLs for your webhooks in the settings of your GitLab project. When certain events occur in your GitLab repository, such as code pushes or merge requests, GitLab will send a POST request to the specified URL of the webhook.
  2. APIs: GitLab provides a REST API that allows you to interact with your GitLab projects programmatically. You can use the API to automate tasks, retrieve information, and integrate GitLab with third-party tools. You can find the documentation for GitLab's API on their website.
  3. Built-in integrations: GitLab offers built-in integrations with popular tools such as Jira, Slack, and Jenkins. You can enable these integrations from the GitLab settings and configure them to synchronize data between GitLab and the third-party tool. For example, you can set up the Jira integration to link issues in Jira with merge requests in GitLab.
  4. Custom scripts and plugins: If there is no built-in integration available for the third-party tool you want to connect with GitLab, you can develop custom scripts or plugins to achieve the integration. You can use GitLab's extensibility features, such as custom hooks and server-side scripts, to create custom integrations.


By following these steps and leveraging the capabilities of GitLab's webhooks, APIs, built-in integrations, and extensibility features, you can easily integrate GitLab with third-party tools to streamline your development workflow and improve collaboration.


How to configure GitLab with VirtualBox and Vagrant on Ubuntu?

To configure GitLab with VirtualBox and Vagrant on Ubuntu, follow these steps:

  1. Install VirtualBox: Open a terminal and run the following command to install VirtualBox: sudo apt-get update sudo apt-get install virtualbox
  2. Install Vagrant: Download the latest version of Vagrant from the official website or through the package manager. Open a terminal and run the following commands to install Vagrant: sudo apt-get update sudo apt-get install vagrant
  3. Create a Vagrantfile: Create a new directory for your project and navigate to it in the terminal. Run the following command to initialize a new Vagrantfile: vagrant init bento/ubuntu-18.04
  4. Configure the Vagrantfile: Open the Vagrantfile in a text editor and configure it to install GitLab. Add the following lines to the Vagrantfile: config.vm.provision "shell", inline: <<-SHELL sudo apt-get update sudo apt-get install -y curl openssh-server ca-certificates curl -sS https://packages.gitlab.com/install/repositories/gitlab/gitlab-ce/script.deb.sh | sudo bash sudo EXTERNAL_URL="http://localhost" apt-get install gitlab-ce SHELL
  5. Start the Vagrant machine: Run the following command to start the Vagrant machine and provision it with GitLab: vagrant up
  6. Access GitLab in your browser: Once the Vagrant machine is up and running, open a web browser and navigate to http://localhost to access the GitLab instance.
  7. Set up GitLab: Follow the on-screen instructions to set up GitLab, including creating an administrator account and configuring the system.


You have now successfully configured GitLab with VirtualBox and Vagrant on Ubuntu. You can now use GitLab for version control and collaboration in your projects.


How to install Vagrant on Ubuntu?

To install Vagrant on Ubuntu, follow these steps:

  1. Update the package list and install required dependencies by running the following commands in your terminal:
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sudo apt update
sudo apt install virtualbox virtualbox-ext-pack


  1. Download the latest version of Vagrant by visiting the official website: https://www.vagrantup.com/downloads.html
  2. Once the download is complete, navigate to the directory where the downloaded file is located and install Vagrant using the following command (replace the file name with the one you downloaded): 
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sudo dpkg -i <vagrant_file_name.deb>


  1. Verify the installation by running the following command:
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vagrant --version


You have now successfully installed Vagrant on your Ubuntu system.


How to install a GitLab plugin on Ubuntu?

To install a GitLab plugin on Ubuntu, follow these steps:

  1. First, ensure you have GitLab installed on your Ubuntu system. You can follow the official GitLab installation guide for Ubuntu to install GitLab.
  2. Next, navigate to the GitLab installation directory, which is usually located at /opt/gitlab/embedded/service/gitlab-rails.
  3. Create a new directory for the plugin installation by running the following command: 
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sudo mkdir -p /opt/gitlab/embedded/service/gitlab-rails/plugins/


  1. Change to the plugins directory:
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cd /opt/gitlab/embedded/service/gitlab-rails/plugins/


  1. Clone the plugin repository from GitLab by running the following command (replace with the URL of the plugin repository):
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sudo git clone <PLUGIN_REPO_URL>


  1. Change the ownership of the plugin directory to the GitLab user:
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sudo chown -R git:git <PLUGIN_DIRECTORY_NAME>


  1. Restart GitLab to apply the changes by running:
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sudo gitlab-ctl restart


  1. After restarting GitLab, log in to the GitLab web interface and navigate to the Admin Area > Settings > Plugins to verify that the plugin has been installed successfully.


That's it! The GitLab plugin should now be installed and ready to use on your Ubuntu system.


How to configure GitLab CI/CD on Ubuntu?

To configure GitLab CI/CD on Ubuntu, follow these steps:

  1. Install GitLab Runner on Ubuntu: Update the package list and install the necessary dependencies: sudo apt update sudo apt install -y curl wget gnupg2 Add the GitLab package repository and install GitLab Runner: curl -L https://packages.gitlab.com/install/repositories/runner/gitlab-runner/script.deb.sh | sudo bash sudo apt install gitlab-runner Register the GitLab Runner with your GitLab instance: sudo gitlab-runner register Follow the on-screen prompts to complete the runner registration.
  2. Configure GitLab CI/CD pipeline in your repository: Create a .gitlab-ci.yml file in the root of your Git repository. Define stages, jobs, and scripts in the .gitlab-ci.yml file to specify the pipeline configuration. Commit and push the .gitlab-ci.yml file to your GitLab repository.
  3. Configure GitLab Runner for your project: Edit the GitLab Runner configuration file (/etc/gitlab-runner/config.toml) to specify the executor as "shell" or "docker"/"docker+machine". Restart the GitLab Runner service: sudo gitlab-runner restart
  4. Trigger the GitLab CI/CD pipeline: Make changes to your code and push them to the repository. The GitLab Runner will automatically detect the changes and trigger the CI/CD pipeline according to the configurations defined in the .gitlab-ci.yml file.


Your GitLab CI/CD pipeline is now configured and ready to automate the testing, building, and deployment processes for your project on Ubuntu.


How to generate an SSH key for GitLab on Ubuntu?

To generate an SSH key for GitLab on Ubuntu, you can follow these steps:

  1. Open a terminal on your Ubuntu system.
  2. Check if you already have an existing SSH key by running the following command: 
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ls -al ~/.ssh


Look for files named id_rsa and id_rsa.pub. If they exist, you can use them for GitLab. If not, proceed to the next step.

  1. Generate a new SSH key by running the following command:
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ssh-keygen -t rsa -b 4096 -C "your_email@example.com"


Replace your_email@example.com with the email address associated with your GitLab account. Press Enter to save the key in the default location (~/.ssh/id_rsa) or specify a different location if needed.

  1. You will be prompted to enter a passphrase for added security. You can choose to set a passphrase or leave it empty for no passphrase.
  2. Once the key is generated, you can display the public key by running the following command: 
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cat ~/.ssh/id_rsa.pub


  1. Copy the contents of the public key, then go to your GitLab account settings and navigate to SSH Keys section. Add a new SSH key and paste the public key into the designated field.


Now you have successfully generated an SSH key for GitLab on Ubuntu and linked it to your GitLab account. You can use this key for authenticating your GitLab interactions securely.

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