kubespray/tests/testcases/030_check-network.yml

---
- hosts: node1

  tasks:

  - name: Force binaries directory for CoreOS
    set_fact:
      bin_dir: "/opt/bin"
    when: ansible_os_family == "CoreOS"

  - set_fact:
      bin_dir: "/usr/local/bin"
    when: ansible_os_family != "CoreOS"

  - name: Get pod names
    shell: "{{bin_dir}}/kubectl get pods -o json"
    register: pods

  - set_fact:
      pod_names: "{{ (pods.stdout | from_json)['items'] | map(attribute = 'metadata.name') | list }}"
      pod_ips: "{{ (pods.stdout | from_json)['items'] | map(attribute = 'status.podIP') | list }}"

  - name: Check pods IP are in correct network
    assert:
      that: item | ipaddr(kube_pods_subnet)
    with_items: "{{pod_ips}}"


  - name: Ping between pods is working
    shell: "{{bin_dir}}/kubectl exec {{pod_names[0]}} -- ping -c 4 {{ pod_ips[1] }}"