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

- name: create amazon-cloudwatch namespace
  delegate_to: "{{ EKSBastionInstancePublicIP }}"
  kubernetes.core.k8s:
    state: present
    definition:
      apiVersion: v1
      kind: Namespace
      metadata:
        name: amazon-cloudwatch

- name: get notegroups rolename
  delegate_to: "{{ EKSBastionInstancePublicIP }}"
  shell: >
    aws cloudformation describe-stack-resources --region {{ eksexample_region }} --stack-name eksctl-{{ eksexample_clustername }}-nodegroup-{{ eksexample_clustername }}-linux-nodes \
    | jq -r '.StackResources[] | select(.ResourceType=="AWS::IAM::Role") | .PhysicalResourceId'
  register: eks_nodegroup_role_name

- name: create Roles and Policies for container insights
  cloudformation:
    profile: "{{ eksexample_aws_profilename }}"
    stack_name: "{{ eksexample_clustername }}-container-insights-policy"
    state: present
    region: "{{ eksexample_region }}"
    template: "./cloudformation/eks-container-insights-iam.template.yaml"
    template_parameters:
      nodegroupRoleName: "{{ eks_nodegroup_role_name.stdout }}"

- name: Download cloudwatch insights manifests to the cluster.
  delegate_to: "{{ EKSBastionInstancePublicIP }}"
  ansible.builtin.get_url:
    url: https://raw.githubusercontent.com/aws-samples/amazon-cloudwatch-container-insights/latest/k8s-deployment-manifest-templates/deployment-mode/daemonset/container-insights-monitoring/quickstart/cwagent-fluent-bit-quickstart.yaml
    dest: ~/cwagent-fluent-bit-quickstart.yaml
    mode: '0664'

- name: Replace variables with values
  delegate_to: "{{ EKSBastionInstancePublicIP }}"
  ansible.builtin.replace:
    path: ~/cwagent-fluent-bit-quickstart.yaml
    regexp: "{{ item.key }}"
    replace: "{{ item.value }}"
  loop: "{{ replace_data | dict2items }}"
  vars: 
    replace_data: 
      '\{\{cluster_name\}\}': "'{{ eksexample_clustername }}'"
      '\{\{region_name\}\}': "'{{ eksexample_region }}'"
      '\{\{http_server_toggle\}\}': "'On'"
      '\{\{read_from_tail\}\}': "'On'"
      '\{\{read_from_head\}\}': "'Off'"
      '\{\{http_server_port\}\}': "'2020'"

- name: Apply the container insights manifest to the cluster.
  delegate_to: "{{ EKSBastionInstancePublicIP }}"
  kubernetes.core.k8s:
    state: present
    src: ~/cwagent-fluent-bit-quickstart.yaml