wait_for_clients_ping.yml

---
# Copyright 2019 IBM Corp.
#
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.


- name: wait_for_clients_ping.yml
  hosts: localhost
  vars:
    ansible_ssh_common_args: '-o StrictHostKeyChecking=no'
  tasks:

    - name: Get list of client IP addresses
      command: "{{ python_executable_local }} \
                {{ scripts_path_local }}/python/client_ip_list.py"
      register: system_list

    - name: Wait for successful Ansible 'ping' from each client
      command: "ansible all -i '{{ system_list.stdout }},' \
                -u root \
                --private-key='{{ ssh_key_private }}' \
                -m ping"
      environment:
          ANSIBLE_HOST_KEY_CHECKING: False
      register: result_1
      until: result_1.rc == 0
      retries: 20
      delay: 30
      failed_when: result_1.rc != 0 and result_1.rc != 4

    - name: Print Ansible 'ping' results
      debug:
        msg: "{{ result_1.stdout.split('\n') }}"

    - name: Get Cobbler status
      command: "cobbler status"
      delegate_to: deployer
      become: "yes"
      become_method: sudo
      register: cobbler_status

    - name: Print Cobbler Install Status
      debug:
        msg: "{{ cobbler_status.stdout.split('\n') }}"

    - block:
        - name: Display message
          vars:
            msg: |
              Ansible is not yet able to connect to all client nodes. Cluster
              POWER-Up will continue to poll connections, but if a client is
              seen as 'installing' for an extended period of time it is likely
              that the installer has encountered a problem. You may be able to
              interact with the installer via IPMI SOL console to resolve the
              problem manually.
          debug:
            msg: "{{ msg.split('\n') }}"

        - name: Wait for successful Ansible 'ping' from each client
          command: "ansible all -i '{{ system_list.stdout }},' \
                    -u root \
                    --private-key='{{ ssh_key_private }}' \
                    -m ping"
          environment:
              ANSIBLE_HOST_KEY_CHECKING: False
          register: result_2
          until: result_2.rc == 0
          retries: 40
          delay: 30
          failed_when: result_2.rc != 0 and result_2.rc != 4

        - name: Print Ansible 'ping' results
          debug:
            msg: "{{ result_2.stdout.split('\n') }}"

        - name: Get Cobbler status
          command: "cobbler status"
          delegate_to: deployer
          become: "yes"
          become_method: sudo
          register: cobbler_status

        - name: Print Cobbler Install Status
          debug:
            msg: "{{ cobbler_status.stdout.split('\n') }}"
      when: result_1.rc == 4