Import 2022-12-12 02:00

A collection of 82 posts

teleport

Mitogen and Teleport Ansible

If you've read my post covering the marriage between Teleport and Ansible, It's only natural that you think, how do we make it fast, more capable, moar better? Mitogen is the answer; we use Mitogen to make our deployments sing. TL;DR * Run Mitogen. It works.

ansible Featured

Teleport Driven Ansible Dynamic Inventory

While there are a million ways to build Ansible inventory, what if we could build inventory using open-source access systems and not have to main multiple sources of truth?

kvm Featured

Fixing MSR 0xe1 to 0x0

When running KVM in a nested virtualization you may run into the following error when attempting to launch machines. Example errors qemu-system-x86_64: error: failed to set MSR 0x38d to 0x0 qemu-kvm: error: failed to set MSR 0x48e ... What does this mean? This error is caused by MSRs not being

ghost Featured

Ghost Routing with Collections

When converting a site that may be serving content with a date based URL, something like {domain}/{path}/{year}/{month}/{slug}/, it makes sense to retain the existing structure when porting content; the old content is indexed by the likes of Google, Yahoo, Microsoft. Getting existing content re-indexed is a

streaming

Multi-Streaming with Windows, built on the WSL for FREE

To accomplish this mission you'll need to install the WSL (Windows Subsystem for Linux). I will not be covering the install process here, it is well documented by Microsoft, and is really a matter of running basically 3 commands.

tripleo Featured

TripleO(-Ansible) Bootcamp

In this post, I intend to bring new folks into TripleO-Ansible by explaining how TripleO is evolving. We're building a modular set of Ansible roles, playbooks, plugins, and scripts, which are reforming the foundation of enterprise-ready OpenStack environments. While that's awesome in its own right, these

tripleo-ansible Featured

The Anatomy of Roles in TripleO-Ansible

TripleO-Ansible roles are built to be simple to understand, easily documented, and tested. In this post, I will go over the parts of a TripleO-Ansible role and why they're important. What is an Ansible Role Roles are simple and well documented by Ansible, Roles are ways of automatically

tripleo Featured

Using TripleO-Ansible, without TripleO, in Ansible Operations

The TripleO project team has been embarking on developing Ansible roles for deploying and operating OpenStack clouds. While this is not new, over the last couple of months, we've re-ignited our simplification efforts and have focused on creating simple, well-tested tooling. We started by collecting all of our

tesla Featured

Extra Weather Stripping for the Model 3

Here's a quick run-down of the GOLOHO Door Seal Kit for Tesla Model 3. I ordered it off Amazon after doing a bit of research on which door seal kit was the best bang for the buck, and I'm pretty happy with my purchase. Want to

tesla Featured

They are the Platypuses

I decided it's time I put on CloudKiller's front license plate. Instead of drilling or gluing the factory mount, making my mounting decisions irreversibly permanent, I ordered The Platypus License Plate Mount, from @CravenSpeed. Installation is easy 1. pop off the tow hook cover 2. screw

tripleo Featured

Trello to Storyboard

A Tail of Two Task Trackers On this little outing I'll be migrating a Trello board to a Storyboard project. The purpose of this effort is to move all cards, columns, and assets from an active Trello board into Storyboard creating new stories, worklists, tasks, and a board.

tripleo

Developing Roles with TripleO-Ansible

Developing roles with TripleO has never been more accessible. The TripleO-Ansible project has been recently gone through a renaissance which has focused on operators, developers, simplicity, and ease of understanding. In this blog post, I'm going to cover the creation of a new role using the role-addition.yml

red hat

vBMC, faux'ing bare-metal

VirtualBMC, or vBMC for short, is an excellent little tool which provides an IMPI interface to KVM virtual machines within libvirt. This tiny post will show how it can be setup as a service, which allows it to be started and stopped with the host machine. Because vBMC is a

rackspace Featured

Onward & Upward, Into the Wide Blue Yonder and the Great Unknown

Today was the end of the beginning. I've been a little out of sorts for the past few weeks and I don't really know how to write this post. I've rewritten this thing nearly a dozen times so I'll just get it

systemd Featured

Running local services in network namespaces with systemd

Given systemd is ubiquitous with modern day GNU/Linux it only makes sense that it be able to do just about everything under the sun; which strictly adheres to the UNIX philosophy 😂. While the move to systemd has not always been a popular one, I too once hated it, it

linux

Fixing "duplicate plugin" issues in Elasticsearch

Sometimes, when installing or upgrading plugins within elasticsearch old installation files will remain after installation or removal. If these files are not cleaned up the installation or upgrade of new plugins will not be possible and you'll encounter the following error. # /usr/share/elasticsearch/bin/elasticsearch-plugin install --batch

life Featured

Living with The Ridge

So I've decided to upend my life and give up my trusty old leather wallet. I'm converting to an RFID shielding "slim" wallet!

btrfs Featured

Migrating BTRFS Subvolumes locally

This post will focus on moving a BTRFS file system from loopback file to a mounted BTRFS subvolume on a local file system. The Scenario A server has BTRFS as it's root file system and is being used with systemd-nspawn. While this server has been online for several

btrfs Featured

Migrating a BTRFS Volume Between Devices

When using BTRFS volumes it's sometimes necessary to move things around. BTRFS has some great tools to assist operators to move volumes and this post will cover one available method. What is this post about While the reasons to move a device from one place to another are

lenovo Featured

Installation, Firmware Upgrade, and Setup of a Sierra Wireless Card on a Lenovo X1 from Linux

The card I wanted to break into many little pieces but now love is an "Sierra Wireless EM7455". If you've found this post and are simply wanting to know how to install new firmware from Linux for a Sierra Wireless WWAN device, skip to the bottom of the post.

systemd Featured

¿Journald'ing Remotely? Mucho Sí!

If you're running Linux and using systemd then you've likely needed to deal with systemd-journald to stream system logs, or check on the general health of the node. In the course of administering your systemd hosts it's likely you've thought, it sure

openstack-ansible

Nova-Compute + LVM, an IOPS Love Story

The OpenStack Nova project has long had the ability to provision instances into logical volumes however in my travels I've found most deployments don't use it as the go-to instance storage. However recently I've been asked by a couple folks how it can be

btrfs Featured

Mounting a BTRFS Subvolume

Porque Podemos Let's say there's a BTRFS filesystem happily running things in one location and it becomes desirable to use the same BTRFS filesystem in a different location. Traditionally would require the administrator to create a new partition or logical volume, format it, and mount it

openstack-ansible

Minimal OpenStack-Ansible deployment

Deploying OpenStack-Ansible, and following the deployer documentation, will result in a production-ready OpenStack Cloud. A typical deployment requires operators to setup various network interfaces, use different VLAN tags, and create several purpose-built bridges. But what if these typical requirements couldn't be met or what if the goal was

nspawn Featured

OpenStack-Ansible machinectl image management

With recent changes in OpenStack-Ansible we're now able to import and export container images for using the built-in systemd tooling via machinectl. This gives us the ability to rapidly provision or replace containers as needed from a pre-seeded source. In this post, I'll cover how an