adamkoro/k3s-terraform-ansible

K3s kubernetes cluster automated install with Terrafrom and Ansible

k3s-terraform-ansible for make kubernetes install and config easy

Branches

• main -> Maintained version of the repo
• k3s-postgres -> Old version which uses external PostgresSQL for K3S database

Branch Info

Terraform

• Terraform provider made for Libvirt (qemu/kvm) and Proxmox.
• Each cluster section contains own Terraform directory and setting. Example: etcd cluster has own playbook and k3s management and downstream has own too.
• Q35 vm fix get from this issue, thank you so much: dmacvicar/terraform-provider-libvirt#885 (comment)

Ansible

• Each cluster section contains own playbook, like in Terraform.

Features

• All of the required kubernetes app deployed by manifest files.

Management cluster

Architecture

• 3 node install

  • All the nodes are control plane

• Ansible playbook

• Terraform

Features

• Rancher
• Rancher Backup
• Longhorn
• Cert-manager
• Nginx ingress controller
• Kube-vip
• Kube-vip cloud controller
• Harbor

Downstream cluster

Architecture

• 12 node install

  • 3 node proxy
  • 3 node etcd
  • 3 node control plane
  • 3 node agent

• Ansible playbook

• Terraform

Features

• Crm cluster with pacemaker and corosync for nginx loadbalancer
• Metallb
• Longhorn
• Nginx ingress controller
• Cert-manager

Storage cluster

Architecture

• 3 node install

  • All the nodes are control plane

• Ansible playbook

• Terraform

Features

• Longhorn
• Cert-manager
• Nginx ingress controller
• Kube-vip
• Kube-vip cloud controller
• Minio Operator
• Minio Tenant

Raspberry

Architecture

• 1 node install

• Ansible playbook

Features

• Cert-manager
• Nginx ingress controller
• Metallb
• ArgoCD
• InfluxDB
• Longhorn