How to deploy on MicroK8s

MicroK8s is a lightweight Kubernetes engine created by Canonical.

Summary

• MicroK8s on Multipass
• MicroK8s on other platforms

MicroK8s on Multipass

The Charmed PostgreSQL K8s Tutorial contains detailed instructions to deploy PostgreSQL on MicroK8s and Multipass in the following pages:

• 1. Set up the environment - set up Multipass and Juju
• 2. Deploy PostgreSQL - deploy PostgresQL K8s in a Multipass instance

Summary

Below is an example of the commands to deploy PostgreSQL K8s on MicroK8s running inside a Multipass VM from scratch on Ubuntu 22.04 LTS:

sudo snap install multipass
multipass launch --cpus 4 --memory 8G --disk 30G --name my-vm charm-dev
multipass shell my-vm

juju add-model example
juju deploy postgresql-k8s --trust

Example juju status output:

Model       Controller  Cloud/Region        Version  SLA          Timestamp
example  charm-dev   microk8s/localhost  2.9.42   unsupported  12:00:43+01:00

App             Version  Status  Scale  Charm           Channel    Rev  Address         Exposed  Message
postgresql-k8s           active      1  postgresql-k8s  14/stable  56   10.152.183.167  no

Unit               Workload  Agent  Address       Ports  Message
postgresql-k8s/0*  active    idle   10.1.188.206

MicroK8s on other platforms

MicroK8s can be installed on a multitude of platforms and environments for different use cases. See all options and details in the official documentation.

Test your deployment

Check the Testing reference to test your deployment.