Microk8s on LXD

• https://microk8s.io/docs/lxd

lxc profile create microk8s
wget https://raw.githubusercontent.com/ubuntu/microk8s/master/tests/lxc/microk8s-zfs.profile -O microk8s.profile
cat microk8s.profile | lxc profile edit microk8s
lxc launch -p default -p microk8s ubuntu:20.04 h1
lxc launch -p default -p microk8s ubuntu:20.04 h2
lxc launch -p default -p microk8s ubuntu:20.04 h3

h1

lxc exec h1 /bin/bash
snap install microk8s --classic --channel=1.19/stable
microk8s status
microk8s add-node

h2

snap install microk8s --classic --channel=1.19/stable
microk8s join 10.28.99.198:25000/<output from existing node microk8s add-node>

h3

snap install microk8s --classic --channel=1.19/stable
microk8s join 10.28.99.198:25000/<output from existing node microk8s add-node>

• https://kubernetes.io/docs/reference/kubectl/cheatsheet/#viewing-finding-resources

LXD issues with app armour

https://blog.sleeplessbeastie.eu/2020/07/20/how-to-deal-with-missing-apparmor-profiles-for-microk8s-on-lxd/

Run on all k8s nodes

aa-status
apparmor_parser --add /var/lib/snapd/apparmor/profiles/snap.microk8s.*

micro-k8s status
micro-k8s add-node

Refs

• https://microk8s.io/high-availability
• https://microk8s.io/docs/clustering
• https://microk8s.io/docs/addon-dashboard
• https://blog.getambassador.io/explore-the-ambassador-api-gateway-with-microk8s-f75a7a295113#:~:text=With%20MicroK8s%20v1.,a%20great%20fit%20for%20MicroK8s.&text=Ambassador%20is%20now%20ready%20for,Controller%20in%20your%20local%20cluster.
• https://www.getambassador.io/docs/latest/topics/running/running/
• https://kubernetes.io/docs/tutorials/stateless-application/expose-external-ip-address/