Ansible Playbook To Create A New Hosted Zone In Route53 + Glue Records In The Parent Zone
Just something I had to do twice, so I put it in a playbook,
Category: SysAdmin
Failed to delete volume because it has one or more clones
Recently I had this issue with AWS FSx, where I was not able to delete some of the volumes, and in the UI it showed me this message Failed to delete volume because it...
Ansible Dynamic Inventory for IBM Cloud Classic Bare-Metal Instances
Recently, I needed to work on IBM Cloud with their Bare-Metal nodes, which are real machines you have to manage, and one of the downsides was the lack of abstraction for automation with Ansible....
Set/Change the “core” User Password In OpenShift Post-Install
Stop! Please don’t do it, go back …
PXE/TFTP Boot File Search Path
When booting a machine using (i)PXE there is simple logic the boot process will use to find the most specific boot file it can find to bootstrap from. Where the most specific one is...
Understanding OpenShift CagalogSource Image
The CatalogSource is the definition of a source that contains bundles (packages) that we can install on our cluster, in the CatalogSource definition, there is a pointer to the index image, e.g let’s examine...
OpenShift – Troubleshooting Operator Installation Failure
I tried to install ODF (OpenShift Data Foundation) 4.10 (which is still in dev at that moment) on clean installation of OpenShift 4.10, but for some reason, one of the operators which came bundled...
Set the boot device via IPMI (next boot and future boots)
If for example as part of your baremetal automation you need to change the boot order of the machine, for example to force it to boot from network or remote ISO, you can use...
Jenkins systemd service file
This is a small snippet to run Jenkins via systemd service unit and not via the included init.d file (which systemd need to auto-generate a unit for it).
Reset Admin Password for Zabbix LTS 5
The TL;DR Or If you are lazy, just use this pre-defined line, and then reset the password from the WebUI.