test-playbook.yaml

---


- hosts: masters
  user: "{{ remote_user }}"
  become: yes
  vars:
    HOST_COUNT: "{{ groups['all'] | length }}"
  tasks:

    - name: Ensure required processes is running
      shell: /bin/pgrep {{ item }} | wc -l 
      with_items:
        - dockerd
        - kubelet
        - etcd
      register: process_count
      failed_when: process_count.stdout != "1"

    - name: Ensure docker interfaces is present
      shell: ip link show docker0
    
    - name: Ensure all kubernetes components are healthy
      shell: /usr/bin/kubectl get componentstatuses 
      register: componentstatuses
      failed_when: "'Unhealthy' in componentstatuses.stdout"

    - name: Verify that all nodes are in Ready-state
      shell: /usr/bin/kubectl get nodes | grep -iw 'Ready' | wc -l 
      register: ready_count
      failed_when: ready_count.stdout != "{{ HOST_COUNT }}"

    - name: Ensure addons are deployed and available
      shell: "/usr/bin/kubectl -n kube-system get deploy {{ item }} -o json | grep '\"availableReplicas\": 1' | wc -l"
      with_items:
        - coredns
        - kubernetes-dashboard
        - tiller-deploy    
        - heapster
        - monitoring-influxdb
      register: matches_spec
      failed_when: matches_spec.stdout != "1"

- hosts: workers
  user: "{{ remote_user }}"
  become: yes
  tasks:

    - name: Ensure required processes is running
      shell: /bin/pgrep {{ item }} | wc -l 
      with_items:
        - dockerd
        - kubelet
        - flanneld
        - kube-proxy
      register: process_count
      failed_when: process_count.stdout != "1"

    - name: Ensure required interfaces is present
      shell: ip link show {{ item }} 
      with_items:
        - docker0
        - flannel.1