tripleo-ansible/tripleo_ansible/roles/tripleo_nodes_validation/tasks/main.yml

---
# Copyright 2020 Red Hat, Inc.
# 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: Collect default network fact
  setup:
    gather_subset:
      - '!all'
      - '!min'
      - network
    filter: 'ansible_default_ipv4'

- name: Check Default IPv4 Gateway availability
  command: "ping -w 10 -c 1 {{ ansible_facts.default_ipv4.gateway }}"
  retries: 10
  delay: 60
  changed_when: false
  when:
    - tripleo_nodes_validation_validate_gateway_icmp|bool
    - ansible_facts.default_ipv4 is defined
    - ansible_facts.default_ipv4.gateway is defined

- name: Check Controllers availability
  command: "{{ (':' in controller) | ternary('ping6', 'ping') }} -w 10 -c 1 {{ controller }}"
  retries: 10
  delay: 60
  loop_control:
    loop_var: controller
  loop: "{{ tripleo_nodes_validation_ping_test_ips }}"
  changed_when: false
  when:
    - tripleo_nodes_validation_validate_controllers_icmp|bool
    - tripleo_nodes_validation_ping_test_ips | length > 0

- name: Verify the configured FQDN vs /etc/hosts
  shell: |
    HOSTNAME=$(hostname)
    SHORT_NAME=$(hostname -s)
    FQDN_FROM_HOSTS=$(awk '$3 == "'${SHORT_NAME}'"{print $2}' /etc/hosts)
    if [[ $HOSTNAME != $FQDN_FROM_HOSTS ]]; then
      echo "FAILURE"
      echo -e "System hostname: ${HOSTNAME}\nEntry from /etc/hosts: ${FQDN_FROM_HOSTS}\n"
      exit 1
    fi
    exit 0    
  changed_when: false
  when:
    - tripleo_nodes_validation_validate_fqdn|bool