#############################################################
## NOT FOR PRODUCTION USE.                                 ##
## THE CONTENT OF THIS FILE IS FOR LEARNING PURPOSES ONLY  ##
## created by David Surey, Amazon Web Services, 2020       ##
#############################################################

- name: create Policies for cluster-autoscaler
  cloudformation:
    profile: "{{ eksexample_aws_profilename }}"
    stack_name: "{{ eksexample_clustername }}-cluster-autoscaler-policy"
    state: present
    region: "{{ eksexample_region }}"
    template: "./cloudformation/eks-cluster-autoscaler-iam.template.yaml"

- name: setup service account for cluster-autoscaler
  delegate_to: "{{ EKSBastionInstancePublicIP }}"
  shell: >
    eksctl  create iamserviceaccount \
    --name cluster-autoscaler \
    --namespace kube-system \
    --cluster "{{ eksexample_clustername }}" \
    --attach-policy-arn "arn:aws:iam::{{ caller_info.account }}:policy/EKSClusterAutoscalerPolicy" \
    --approve \
    --region {{ eksexample_region }} \
    --override-existing-serviceaccounts

- name: add the cluster-autoscaler helm repo
  delegate_to: "{{ EKSBastionInstancePublicIP }}"
  kubernetes.core.helm_repository:
    name: autoscaler
    repo_url: "https://kubernetes.github.io/autoscaler"

- name: Deploy latest version of the cluster-autoscaler chart inside kube-system namespace
  delegate_to: "{{ EKSBastionInstancePublicIP }}"
  kubernetes.core.helm:
    name: cluster-autoscaler
    chart_ref: autoscaler/cluster-autoscaler 
    release_namespace: kube-system
    values: 
      clusterName: "{{ eksexample_clustername }}"
      serviceAccount:
        create: false 
        name: cluster-autoscaler