To Install Gitlab on REDHAT 8.5

Introduction:

GitLab is a web-based Git repository that comes up with free open and private repositories, issue-following capabilities, and wikis. This is a complete DevOps platform that allows professionals to perform all the tasks in a project—from project planning and source code management to monitoring and security.

Installation Steps:

Step 1: Check the installed version of OS version by using the below command

[root@linuxhelp ~]# cat /etc/os-release 
NAME="Red Hat Enterprise Linux"
VERSION="8.5 (Ootpa)"

Step 2: Install the dependency packages by using the below command

[root@linuxhelp ~]# dnf install -y curl policycoreutils openssh-server perl
Updating Subscription Management repositories.
Unable to read consumer identity
AppStream                                       3.1 MB/s | 3.2 kB     00:00    
BaseOS                                          2.7 MB/s | 2.8 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64   10 kB/s | 8.4 kB     00:00    
===========================================================
 Package                      Arch   Version                            Repo                                                                           Size
--------------------------------------------------------------------------------
  systemtap-sdt-devel-4.5-3.el8.x86_64                                          
Complete!

Step 3: Enable the sshd Services by using the below command

 [root@linuxhelp ~]# systemctl enable sshd

Step 4: Start the sshd Services by using the below command

 [root@linuxhelp ~]# systemctl start sshd

Step 5: Add the firewall for http by using the below command

 [root@linuxhelp ~]# firewall-cmd --add-service=http --permanent 
Success

Step 6: Download the gitlab CE Package by using the below command

 [root@linuxhelp ~]# wget --content-disposition https://packages.gitlab.com/gitlab/gitlab-ce/packages/el/8/gitlab-ce-14.4.2-ce.0.el8.x86_64.rpm/download.rpm

--2022-05-14 05:43:55--  https://packages.gitlab.com/gitlab/gitlab-ce/packages/el/8/gitlab-ce-14.4.2-ce.0.el8.x86_64.rpm/download.rpm
2022-05-14 05:44:47 (18.3 MB/s) - ‘gitlab-ce-14.4.2-ce.0.el8.x86_64.rpm’ saved [971743744/971743744]

Step 7: Install the gitlab-ce rpm package by using the below command

[root@linuxhelp ~]# dnf install gitlab-ce-14.4.2-ce.0.el8.x86_64.rpm

Updating Subscription Management repositories.
Unable to read consumer identity
Dependencies resolved.
Installing:
 gitlab-ce       x86_64       14.4.2-ce.0.el8          @commandline       927 M
===========================================================

Installed size: 2.0 G
Is this ok [y/N]: y
Is this ok [y/N]: y
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   ,,,,,,,,,***********,,,,,,,,,
  ,,,,,,,,,,,*********,,,,,,,,,,,
  .,,,,,,,,,,,*******,,,,,,,,,,,,
      ,,,,,,,,,*****,,,,,,,,,.
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     _______ __  __          __
    / ____(_) /_/ /   ____ _/ /_
   / / __/ / __/ /   / __ `/ __ \
  / /_/ / / /_/ /___/ /_/ / /_/ /
  \____/_/\__/_____/\__,_/_.___/
  gitlab-ce-14.4.2-ce.0.el8.x86_64                                              
Complete!

Step 8: Reconfigure the gitlab by using the below command

[root@linuxhelp ~]# gitlab-ctl reconfigure
Starting Chef Infra Client, version 15.17.4
resolving cookbooks for run list: ["gitlab"]
Synchronizing Cookbooks  
Recipe: monitoring::prometheus
  * runit_service[prometheus] action restart (up to date)
  * execute[reload prometheus] action run
Recipe: monitoring::alertmanager
gitlab Reconfigured!

Step 9: Go to your favorite browser and search your ip address as shown in the below image

Step 10: Login Git as root user as shown in the below image

Step 11: Go to the following path on terminal to get Git default root password by using the below command

[root@linuxhelp ~]# cd /etc/gitlab/

Step 12: List the directory by using the below command

[root@linuxhelp gitlab]# ls
gitlab.rb  gitlab-secrets.json    initial_root_password  trusted-certs 

Step 13: Open the following file using Vim Command by using the below command

 [root@linuxhelp gitlab]# vim initial_root_password 

Step 14: copy the root password as shown in the below image

Step 15: Paste the password on login Console as shown in the below image

By this the Installation of GitLab on REDHAT 8.5 has been Completed.