--- - hosts: kube-master[0] tasks: - name: Force binaries directory for Container Linux by CoreOS set_fact: bin_dir: "/opt/bin" when: ansible_os_family in ["CoreOS", "Container Linux by CoreOS"] - set_fact: bin_dir: "/usr/local/bin" when: not ansible_os_family in ["CoreOS", "Container Linux by CoreOS"] - name: Check kubectl output shell: "{{bin_dir}}/kubectl get pods --all-namespaces -owide" register: get_pods - debug: msg="{{get_pods.stdout}}" - name: Get pod names shell: "{{bin_dir}}/kubectl get pods -o json" register: pods until: '"ContainerCreating" not in pods.stdout' retries: 60 delay: 2 no_log: true - name: Get hostnet pods command: "{{bin_dir}}/kubectl get pods -o jsonpath='{range .items[?(.spec.hostNetwork)]}{.metadata.name} {.status.podIP} {.status.containerStatuses} {end}'" register: hostnet_pods - name: Get running pods command: "{{bin_dir}}/kubectl get pods -o jsonpath='{range .items[?(.status.phase==\"Running\")]}{.metadata.name} {.status.podIP} {.status.containerStatuses} {end}'" register: running_pods - set_fact: kube_pods_subnet: 10.233.64.0/18 pod_names: "{{ (pods.stdout | from_json)['items'] | map(attribute = 'metadata.name') | list }}" pod_ips: "{{ (pods.stdout | from_json)['items'] | selectattr('status.podIP', 'defined') | map(attribute = 'status.podIP') | list }}" pods_hostnet: | {% set list = hostnet_pods.stdout.split(" ") %} {{list}} pods_running: | {% set list = running_pods.stdout.split(" ") %} {{list}} - name: Check pods IP are in correct network assert: that: item | ipaddr(kube_pods_subnet) when: not item in pods_hostnet and item in pods_running with_items: "{{pod_ips}}" - name: Ping between pods is working shell: "{{bin_dir}}/kubectl exec {{item[0]}} -- ping -c 4 {{ item[1] }}" when: not item[0] in pods_hostnet and not item[1] in pods_hostnet with_nested: - "{{pod_names}}" - "{{pod_ips}}" - name: Ping between hostnet pods is working shell: "{{bin_dir}}/kubectl exec {{item[0]}} -- ping -c 4 {{ item[1] }}" when: item[0] in pods_hostnet and item[1] in pods_hostnet with_nested: - "{{pod_names}}" - "{{pod_ips}}"