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David Kittell
David Kittell

Application & System: Development / Integration / Orchestration

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David Kittell

Application & System: Development / Integration / Orchestration

Category: Red Hat

Posts in this category are specific to Red Hat and may or may not work on CentOS and Fedora or other UNIX based systems.

DigiCert – OpenSSL Certificate Conversion

Posted on March 9, 2017 By David Kittell

I work with digicert® to get certificates. The way we get certificates sometimes requires me to convert the certificates, below is the process I use to get the formats for what I may need. This script assumes you have a directory with only the .csr file and the .zip file…

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UNIX – Display Network Information

Posted on March 6, 2017March 6, 2017 By David Kittell

The following code will give you network specific information about your server/computer.

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Red Hat – Check Subscription / Register Server

Posted on February 21, 2017February 25, 2021 By David Kittell

Check subscription manager status

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UNIX – List Files With Permissions In CHMOD Numbers

Posted on January 24, 2017April 13, 2020 By David Kittell

If you’re on UNIX you know ls will list files in a directory but typically you’ll get something like You can simily stat the file(s) with the below What if we work with stat and make it easier?

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UNIX – SED Remove Comment Lines

Posted on January 23, 2017 By David Kittell

This script will remove all lines that start with # along with all comments. Whatever file you choose I suggest you view first then execute

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Red Hat / CentOS / Fedora – Install/Configure Cerbot

Posted on January 6, 2017 By David Kittell

This is a work in progress….

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Azure Red Hat – RHUI Update

Posted on December 27, 2016January 9, 2017 By David Kittell

Most of the this script is based on the document “Red Hat Update Infrastructure (RHUI) for on-demand Red Hat Enterprise Linux VMs in Azure” at https://docs.microsoft.com/en-us/azure/virtual-machines/virtual-machines-linux-update-infrastructure-redhat?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json My change will first check if the update was already installed, if not it will follow the process to install See updates at: https://gitlab.com/Kittell-RedHat/AzureRepo/raw/master/AzureRedHatRepoUpdate.sh

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GitLab – Move data to different directory

Posted on November 29, 2016 By David Kittell

If you’re running low on disk space or simply want to move the data this script will help. Of course modify the path as needed. First double check your paths

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GitLab – Uninstall

Posted on November 29, 2016 By David Kittell

If you’ve ran into a problem with GitLab and need to remove all pieces of it to install fresh this may help. DISCLAIMER: BACKUP YOUR DATA FIRST

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GitLab – Site looks funky – CSS Issue

Posted on November 29, 2016 By David Kittell

It’s rare with the latest updates but sometimes the CSS doesn’t seem to load, this code may help if/when you run into the problem

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