The Wombelix Post - Linux

Fedora / EPEL updates for aws-c-io and aws-c-http, new package aws-c-s3

Dominik Wombacher — Mon, 30 Dec 2024 00:00:00 +0100

As mentioned in my last Fedora / EPEL packaging post, updats for aws-c-io and aws-c-http are coming. They now arrived in Rawhide and all Stable Fedora branches as well as EPEL8 ... [read more]

Fedora and EPEL updates for various AWS C lib packages

Dominik Wombacher — Mon, 25 Nov 2024 00:00:00 +0100

Among the Fedora and EPEL packages I maintain are 11 AWS C lib packages. I wrote some time ago about there function and challenge to package them. Today 9 of ... [read more]

AWS C libraries, the unknown heroes behind AWS tools and the adventure to package them

Dominik Wombacher — Wed, 10 Jul 2024 00:00:00 +0200

It all started with an orphaned Fedora package called aws-php-sdk3. I was interested to adopt and update it. I learned quickly that I have to take a look in the ... [read more]

Becoming a Fedora Packager

Dominik Wombacher — Fri, 31 May 2024 00:00:00 +0200

I recently decided to finally become an active package maintainer. Quickly I had to realize that there are different ways to become a Fedora Packager. All have in common that ... [read more]

My first approved Fedora Package, yippie! ec2-instance-connect

Dominik Wombacher — Sun, 19 May 2024 00:00:00 +0200

A while ago I was asked if I want to package ec2-instance-connect for Fedora and eventually EPEL. More specific "with Packit", which did send me down a weird path as ... [read more]

Fedora dist-git Packit onboarding

Dominik Wombacher — Sun, 05 May 2024 00:00:00 +0200

Packit, oh my god, that's a tool and service that gave me a pretty hard time to understand how it works. Not necessarily because it's a complicated tool. But it ... [read more]

Adopting orphaned Fedora packages or how one thing leads to another

Dominik Wombacher — Wed, 01 May 2024 00:00:00 +0200

Recently I started to become an active Fedora packager, which is something I really enjoy. It happens, for various reasons, that a package gets orphaned by its maintainer. Lack of ... [read more]

SUSE forks RHEL, SUSE Liberty Linux reloaded?

Dominik Wombacher — Tue, 11 Jul 2023 00:00:00 +0200

I will not go into details about the recent announcement from Red Hat to stop publishing RHEL sources on git.centos.org and the millions of reactions from all sides ... [read more]

Access to SUSE Live Lab Environment through SSH reverse Tunnel and RDP

Dominik Wombacher — Sat, 10 Sep 2022 00:00:00 +0200

SUSE provides some great Training Courses with a lot of Exercises and Online Labs are also available for most of them. But, at least in the Environment available to SUSE ... [read more]

openSUSE Tumbleweed - Python 3.10 - No package metadata was found for vorta

Dominik Wombacher — Sun, 17 Jul 2022 00:00:00 +0200

I'm using Vorta, a Desktop Client for BorgBackup, on my Notebook with openSUSE Tumbleweed, which stopped working after upgrading Tumbleweed to a Version that started using Python 3.10 as ... [read more]

Customized openSUSE Images, to run on Proxmox VE out of the box, build on OBS

Dominik Wombacher — Tue, 26 Apr 2022 00:00:00 +0200

I'm using openSUSE whenever possible but had some trouble to use the official images on Proxmox. There is mostly a kvm-and-xen image available, but that doesn't contain cloud-init and / or ... [read more]

Import 'protective MBR' GPT disk images like SUSE or openSUSE to LVM-Thin with disabled zeroing cause corruption

Dominik Wombacher — Thu, 14 Apr 2022 00:00:00 +0200

Any available SUSE and openSUSE KVM Image I tried, ended in a VM that stuck on boot with the message "a start job is running for /dev/disk/by-uuid" or ... [read more]

Provide outgoing IPv4 connectivity to Docker Container on a IPv6-only Host via clatd (464xlat)

Dominik Wombacher — Sun, 10 Apr 2022 00:00:00 +0200

My experiences are based on a recent Harbor setup on Rocky Linux, but should be easily transferable to any other Application and Linux Distribution.

The journey began after Harbor was ... [read more]

vCloud Usage Meter 4.5 Upgrade - Error(908) Command line option is invalid: --skipdigest

Dominik Wombacher — Tue, 29 Mar 2022 00:00:00 +0200

Again a interesting bug, this time during the In-Place Upgrade of a VMWare vCloud Usage Meter from Version 4.4 to 4.5, which shouldn't be a big deal based ... [read more]

Journey from RHEL 7 to CentOS 7 and Oracle Linux 8 with elevate

Dominik Wombacher — Mon, 28 Mar 2022 00:00:00 +0200

From a technical point of view, every Red Hat Enterprise Linux derivate is as good as the original. If you are happy with community support, your use case doesn't require ... [read more]

EMail Notification to Unlock LUKS encrypted disk via Dropbear SSH

Dominik Wombacher — Wed, 16 Mar 2022 00:00:00 +0100

I'm running Proxmox VE Hosts with full encrypted disks and Dropbear SSH to unlock them remotely. I wanted to get notified when I have to login and enter the key ... [read more]

openSUSE Leap 15.3 on VMware vSphere 6.7: Get Guest Customization working

Dominik Wombacher — Thu, 10 Mar 2022 00:00:00 +0100

Technically openSUSE Leap 15.3 is equal to SUSE Linux Enterprise Server 15 SP3, both share the same code and binary packages, the only difference is community vs. commercial support ... [read more]

Uyuni Test Environment with sumaform on local libvirt host (openSUSE Tumbleweed)

Dominik Wombacher — Tue, 08 Mar 2022 00:00:00 +0100

A convenient way to quickly setup a local Uyuni Instance inclusive Clients, either for Development or Testing, is sumaform. It supports different backends and provides a ton of options, check ... [read more]

Mail relayed but never delivered?! Gitea > Postfix > IIS > Mimecast

Dominik Wombacher — Mon, 07 Mar 2022 00:00:00 +0100

You can learn something new every day, for example how mails just got lost during relaying through mulitple smtp server without noticing.

At work we running a simple Postfix mail ... [read more]

Proxmox and NAT64 - jool seems incompatible with PVE Firewall, Tayga to rescue

Dominik Wombacher — Thu, 03 Mar 2022 00:00:00 +0100

I'm using IPv6-only whenever possible, but some sites like github.com are still not reachable via IPv6. In such a case NAT64 is the way to go and to simplify ... [read more]

sshd error - Bind to port failed: Cannot assign requested address

Dominik Wombacher — Wed, 02 Mar 2022 00:00:00 +0100

I faced a very weird issue today, sshd failed to start on boot because ListenAddress was set but network.target doesn't mean IP addresses are already assigned and ready. So ... [read more]

Certified Specialist in Performance Tuning - Hardest Red Hat Exam

Dominik Wombacher — Fri, 22 Oct 2021 00:00:00 +0200

I took five Red Hat Exams within the last six months and have to say, the by far hardest one was EX442 (Certified Specialist in Performance Tuning). Despite a lot ... [read more]

openSUSE Tumbleweed: Issues on resume from hibernate / suspend to disk

Dominik Wombacher — Sun, 03 Oct 2021 00:00:00 +0200

So far I always used sleep when closing the lid of my Notebook, was ok even though you risk that your battery runs empty and your system shutdown. Wanted to ... [read more]

SUSE Manager / Uyuni - Upcoming feature: Salt Bundle (venv-salt-minion)

Dominik Wombacher — Sat, 11 Sep 2021 00:00:00 +0200

I want to share what I already could find about it, how it seem to work, it's going to be implemented and what issues / challenges it's going to address / resolve ... [read more]

SUSE Manager / Uyuni - Database Backup with "smdba" fails on symlink

Dominik Wombacher — Tue, 31 Aug 2021 00:00:00 +0200

I performed a Upgrade of our SUSE Manager Instance at work to Version 4.2 and in parallel adjusted the disk layout a bit.

The exact details about all the ... [read more]

Rocky Linux on it's way, just published 8.3 RC1

Dominik Wombacher — Sun, 02 May 2021 00:00:00 +0200

Just a quick one, Rocky Linux, some sort of the successor of CentOS - at least from a Community perspective - published RC1 of Version 8.3: https://rockylinux.org/news/rocky-linux-8-3-rc1-release ... [read more]

SUSE Manager / Uyuni - Salt SSH Push: Thin package corrupted

Dominik Wombacher — Tue, 02 Mar 2021 00:00:00 +0100

At work we had issues with almost all Salt-SSH / SSH-Push connected Clients for months due to an unhandled exception ImportError: No module named 'salt.exceptions' that occurred regularly. It took ... [read more]

SUSE Manager / Uyuni - Valid PTR Record required for SSH-Push Clients

Dominik Wombacher — Tue, 23 Feb 2021 00:00:00 +0100

I'm responsible for a SUSE Manager Installation, the commercial product based on Uyuni, with almost 900 connected Server.

The recommend connection method is using a Salt Minion, but SSH-Push - based ... [read more]

AWX CleanUp Job but Postgres Database still grows

Dominik Wombacher — Mon, 22 Feb 2021 16:27:00 +0100

I encountered a interesting situation at work today, the disk were the persistent data of our Ansible AWX instance are located was running out of space. The Postgres Database, or ... [read more]

CentOS has left the Building

Dominik Wombacher — Sun, 17 Jan 2021 00:00:00 +0100

Or: CentOS is Dead, long live CentOS (Stream). The surprisingly unsurprising move from RedHat to get rid of CentOS as Enterprise Linux Clone and indirect competitor.

I have to admit ... [read more]

Accessing SMB Share on old NAS failed from Linux

Dominik Wombacher — Tue, 24 Dec 2019 13:33:00 +0100

Sometimes it can be challenging to use some old Hardware. In my case I found an old Buffalo LinkStation LS-WTGL NAS from around 2008.

Connecting from an up-to-date openSUSE System ... [read more]

No Sound in DOSBox on Linux

Dominik Wombacher — Fri, 06 Dec 2019 18:53:00 +0100

I installed DOSBox to play some old DOS Games like Discworld on Linux (openSUSE Tumbleweed) but didn't had sound prior figure out the correct MIDI Port and adjusting the dosbox ... [read more]

Merge PDF Files on Linux

Dominik Wombacher — Mon, 28 Oct 2019 15:38:00 +0100

I had to use Cups-PDF and "Print" bunch of Pages to Single PDF Files due to the fact that no Download as PDF was possible. But how to Merge tons ... [read more]

Apple AirPods on Linux?

Dominik Wombacher — Sat, 26 Oct 2019 12:55:00 +0200

I was wondering if my Apple AirPods would work on openSUSE Linux out of the Box. Just enable pairing mode, click on connect and all fine? Not exactly, it failed ... [read more]