Episode 234

Getting Started with OpenShift

00:00:00
/
00:56:20

June 1st, 2021

56 mins 20 secs

Your Host
Special Guest
Tags

About this Episode

Containers are amazing but managing them one by one can be a nightmare! Steve Ovens joins us as we discuss the best way to manage container workloads with tools like OpenShift and OKD.

-- During The Show --

01:12 - Dave Follows up from EP 212 - Dave
  • Avantree Bluetooth
    • Play/Pause works
    • Volume Buttons change headset volume not desktop volume
    • Mic is clear
    • Not USB-C
    • Another Dongle
    • Volume issues in Mic mode
03:45 - Multitrack recording under Linux? - Ryan
11:00 - Managing a Cert Authority - Mike
13:22 - Nextcloud hosting provider vs self hosting - Rodney
  • Use block storage (S3 Compatible Storage)
  • OVH - Supplemented by Canadian GOV
  • Kimsufi - Where OVH servers go to die (still a good option)
15:00 Caller - Tony
25:15 Pick of the Week
26:05 Gadget of the Week
  • Ruggtek RTL 310
    • 10.1 1920 x 1200 Display
    • Multi-Touch
    • Intel Quad-Core
    • 4GB RAM
    • 64GB RAM
    • Comes with Ubuntu, Fedora, OpenSUSE
  • Ruggtek RPL 550
    • 5.5" 1080 x 1920 Display
    • Intel Quad-Core
    • 4GB RAM
    • 64GB Storage
    • Comes with Ubuntu, Fedora, OpenSUSE
28:30 Containers/OpenShift
  • Containers isolate processes with Cgroups
  • System level containers
    • Similar to VMs
    • LXD
  • Application level containers

    • Used by most businesses
    • Kubernetes
    • OpenShift/OKD
    • Docker
    • Podman
  • Docker runs as root

  • Podman is more modern and fixes this

  • Fedora CoreOS

    • Made for running containers
    • Uses RPM OStree vs standard packages
    • Runs podman not docker
  • OCI compliant - cross platform compliant containers

  • OKD

  • OKD Github

  • SSH into containers

    • You can
    • Not by default
    • You really shouldn't
  • Exec into a container is similar to SSH

  • Containers are supposed to be disposable

  • Container Management

    • Kubernetes
    • OpenShift/OKD
    • Many others
  • To install you need to know

    • SSH
    • Basic Networking
    • Yaml
  • Container Management gets you

    • Load Balancing
    • High Availability
    • Monitoring
    • etc
  • Containers are ephemeral by default

  • Containers typically have a shared storage backend

  • OpenShift/OKD Takes care of a lot of networking for you

  • There are two networks involved

    • Communication - Container to Container
    • LAN - Traditional Network
  • docs.okd.io

  • Katacoda

54:05 Facefish
  • Netlab 360
  • Dropper and Rootkit
  • Ring 3 layer
  • Backdoor can
    • Upload device information
    • Steal user credentials
    • Bounce Shell
    • Execute commands
Call to Action
  • We will have community rooms/booths

  • Matrix Chat (Element) will be used again this year

  • SELF will be virtual this year, hosted again by yours truly!

  • SELF Call for Talks

  • SELF dates June 10-12

  • Email volunteers@minddripmedia.com with your skill set and contact details

-- The Extra Credit Section --

For links to the articles and material referenced in this week's episode check out this week's page from our podcast dashboard!

This Episode's Podcast Dashboard

Phone Systems for Ask Noah provided by Voxtelesys

Join us in our dedicated chatroom #GeekLab:linuxdelta.com on Matrix

-- Stay In Touch --

Find all the resources for this show on the Ask Noah Dashboard

Ask Noah Dashboard

Need more help than a radio show can offer? Altispeed provides commercial IT services and they’re excited to offer you a great deal for listening to the Ask Noah Show. Call today and ask about the discount for listeners of the Ask Noah Show!

Altispeed Technologies

Contact Noah

live [at] asknoahshow.com

-- Twitter --

Support Ask Noah Show