How to install local Gitlab CE on Ubuntu 20.04

Problem:

Need to install Gitlab Community Edition locally on Ubuntu 20.04 and access repository through http://localhost:80

Gitlab installation:

1. Update repos:

   sudo apt-get update
   

2. Install required packages:

   sudo apt-get install -y curl openssh-server ca-certificates
   

3. Download and install Gitlab community edition:

   curl -sS https://packages.gitlab.com/install/repositories/gitlab/gitlab-ce/script.deb.sh | sudo bash
   

4. Set URL to access Gitlab:

   sudo EXTERNAL_URL=http://localhost:80/ apt-get install gitlab-ce
   

5. To get temporary sign in password for root user:

   sudo cat /etc/gitlab/initial_root_password
   

6. In UI set the administrative root password
7. Login with root user and new password:
8. Set administrative account

Reference:

1. Install self-managed GitLab
2. Gitlab installation requirements