Terraform and Ansible scripts to deploy K8s Kubernetes cluster on Debian Buster vm running on KVM

Terraform v0.13.5

ansible 2.9.6

Initialize empty folder

terraform init

Set terraform-provider-libvirt for Ubuntu 20.04 (my Ansible host)

wget https://github.com/dmacvicar/terraform-provider-libvirt/releases/download/v0.6.3/terraform-provider-libvirt-0.6.3+git.1604843676.67f4f2aa.Ubuntu_20.04.amd64.tar.gz

tar xvfz terraform-provider-libvirt-0.6.3+git.1604843676.67f4f2aa.Ubuntu_20.04.amd64.tar.gz

cd .terraform.d/ in your home directory

mkdir -p plugins/registry.terraform.io/dmacvicar/libvirt/0.6.3/linux_amd64

mv terraform-provider-libvirt .terraform.d/plugins/registry.terraform.io/dmacvicar/libvirt/0.6.3/linux_amd64/

Note! You probably have to setup some libvirt & qemu settings for 'permission denied' or virsh without sudo etc. things

Check parameter details for Terraform libvirt provider: https://github.com/dmacvicar/terraform-provider-libvirt

Check that debian image download url works before using this script.

Terraform init

terraform plan

terraform init

Set your variables and execute

terraform apply

Resize default debian qcow2

./resize_default_debian_qcow2.sh

Install master1 with Ansible

ansible-playbook master-playbook-1.yml

Install worker nodes with Ansible

ansible-playbook node-playbook.yml

K8s is ready, have fun :)

joro@master1:~$ kubectl get nodes

• NAME STATUS ROLES AGE VERSION
• master1 Ready master 27m v1.19.4
• worker1 Ready 4m18s v1.19.4
• worker2 Ready 4m18s v1.19.4
• worker3 Ready 4m18s v1.19.4
• worker4 Ready 4m18s v1.19.4