Dell-Omnia-Clusters-HPC-AI/control_plane/roles/collect_node_info/files/create_inventory.yml

# Copyright 2021 Dell Inc. or its subsidiaries. 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: Find reachable hosts
  hosts: all
  gather_facts: false
  ignore_unreachable: true
  ignore_errors: true
  tasks:
    - name: Check for reachable nodes
      command: ping -c1 {{ inventory_hostname }}
      delegate_to: localhost
      register: ping_result
      ignore_errors: yes
      changed_when: false

    - name: Refresh ssh keys
      command: ssh-keygen -R {{ inventory_hostname }}
      delegate_to: localhost
      changed_when: false

    - name: Group reachable hosts
      group_by:
        key: "reachable"
      when: "'100% packet loss' not in ping_result.stdout"

- name: Get provision password
  hosts: localhost
  connection: local
  gather_facts: false
  tasks:
    - name: Include vars file of inventory role
      include_vars: ../vars/main.yml

    - name: Check if omnia config file is encrypted
      command: "cat {{ omnia_config_file }}"
      changed_when: false
      register: config_content
      #no_log: True

    - name: Decrpyt omnia_config.yml
      command: >-
        ansible-vault decrypt "{{ omnia_config_file }}"
        --vault-password-file "{{ omnia_config_vault_file }}"
      when: "'$ANSIBLE_VAULT;' in config_content.stdout"

    - name: Include vars file of inventory role
      include_vars: "{{ omnia_config_file }}"

- name: Set hostname for reachable nodes and gather facts
  hosts: reachable
  gather_facts: False
  ignore_unreachable: true
  remote_user: "{{ host_username }}"
  vars:
    ansible_password: "{{ host_password }}"
    ansible_become_pass: "{{ host_password }}"
    ansible_ssh_common_args: '-o StrictHostKeyChecking=no'
    mapping_file_present: ""
  tasks:
    - name: Setup
      setup:
       filter: ansible_*

    - name: Check hostname of server
      command: hostname
      register: hostname_check
      changed_when: false
      ignore_errors: true

    - name: Check if IP is present in mapping file
      command: grep "{{ inventory_hostname }}" ../../provision_cobbler/files/new_host_mapping_file.csv
      delegate_to: localhost
      register: file_present
      when: mapping_file | bool == true
      ignore_errors: true

    - name: Set fact if mapping file is present
      set_fact:
        mapping_file_present: "{{ file_present.stdout }}"
      when: mapping_file | bool == true
      ignore_errors: true

    - name: Get the static hostname from mapping file
      shell: awk -F',' '$3 == "{{ inventory_hostname }}" { print $2 }' ../../provision_cobbler/files/new_host_mapping_file.csv
      delegate_to: localhost
      when: ('localhost' in hostname_check.stdout) and (mapping_file_present != "" ) and ( mapping_file | bool == true )
      register: host_name
      ignore_errors: true

    - name: Set the hostname from mapping file
      hostname:
        name: "{{ host_name.stdout + '.' + hostvars['localhost']['domain_name'] }}"
      when: ('localhost' in hostname_check.stdout) and (mapping_file_present != "" ) and  (mapping_file | bool == true )
      ignore_errors: true

    - name: Set the hostname if hostname not present mapping file
      hostname:
        name: "compute{{ inventory_hostname.split('.')[-2] + '-' + inventory_hostname.split('.')[-1] + '.' + hostvars['localhost']['domain_name'] }}"
      when: ('localhost' in hostname_check.stdout) and (file_present.rc != 0) and (mapping_file | bool == true )
      ignore_errors: true

    - name: Set the system hostname
      hostname:
        name: "compute{{ inventory_hostname.split('.')[-2] + '-' + inventory_hostname.split('.')[-1]+'.'+ hostvars['localhost']['domain_name'] }}"
      when: ('localhost' in hostname_check.stdout) and (mapping_file | bool == false)
      ignore_errors: true

    - name: Add new hostname to /etc/hosts from mapping file
      lineinfile:
        dest: /etc/hosts
        line: "{{ inventory_hostname }} {{ host_name.stdout + '.' + hostvars['localhost']['domain_name'] }}"
        state: present
      when: ('localhost' in hostname_check.stdout) and ( mapping_file_present != "" ) and ( mapping_file | bool == true )
      ignore_errors: true

    - name: Add new hostname to /etc/hosts if hostname not present mapping file
      lineinfile:
        dest: /etc/hosts
        line: "{{ inventory_hostname }} compute{{ inventory_hostname.split('.')[-2] + '-' + inventory_hostname.split('.')[-1]+'.'+ hostvars['localhost']['domain_name'] }}"
        state: present
      when: ('localhost' in hostname_check.stdout) and ( file_present.rc != 0 ) and ( mapping_file | bool == true )
      ignore_errors: true

    - name: Add new hostname to /etc/hosts
      lineinfile:
        dest: /etc/hosts
        line: "{{ inventory_hostname }} compute{{ inventory_hostname.split('.')[-2] + '-' + inventory_hostname.split('.')[-1] +'.'+ hostvars['localhost']['domain_name'] }}"
        state: present
      when: ('localhost' in hostname_check.stdout) and (mapping_file | bool == false )
      ignore_errors: true

- name: Update inventory
  hosts: localhost
  connection: local
  gather_facts: false
  tasks:
    - name: Encrypt omnia_config.yml file
      command: >-
        ansible-vault encrypt "{{ omnia_config_file }}"
        --vault-password-file "{{ omnia_config_vault_file }}"
      changed_when: false

    - name: Update omnia_config.yml permissions
      file:
        path: "{{ omnia_config_file }}"
        mode: "{{ file_perm }}"

    - name: Check if tower_config_file file is encrypted
      command: cat "{{ playbook_dir }}/../../webui_awx/files/.tower_cli.cfg"
      changed_when: false
      no_log: true
      register: tower_config_content
      run_once: true

    - name: Decrypt tower_config_file
      command: >-
        ansible-vault decrypt "{{ playbook_dir }}/../../webui_awx/files/.tower_cli.cfg"
        --vault-password-file "{{ playbook_dir }}/../../webui_awx/files/.tower_vault_key"
      changed_when: false
      when: "'$ANSIBLE_VAULT;' in tower_config_content.stdout"
      run_once: true

    - name: Change file permissions
      file:
        path: "{{ playbook_dir }}/../../webui_awx/files/.tower_cli.cfg"
        mode: "{{ file_perm }}"

    - name: Fetch awx host
      command: grep "host:" "{{ playbook_dir }}/../../webui_awx/files/.tower_cli.cfg"
      register: fetch_awx_host
      changed_when: false
      run_once: true

    - name: Fetch awx username
      command: grep "username:" "{{ playbook_dir }}/../../webui_awx/files/.tower_cli.cfg"
      register: fetch_awx_username
      changed_when: false
      run_once: true
      no_log: true

    - name: Fetch awx password
      command: grep "password:" "{{ playbook_dir }}/../../webui_awx/files/.tower_cli.cfg"
      register: fetch_awx_password
      changed_when: false
      run_once: true
      no_log: true

    - name: Set awx variables
      set_fact:
        awx_host: "{{ fetch_awx_host.stdout | regex_replace('host: ','') }}"
        awx_username: "{{ fetch_awx_username.stdout | regex_replace('username: ','') }}"
        awx_password: "{{ fetch_awx_password.stdout | regex_replace('password: ','') }}"
      no_log: true

    - name: Encrypt tower_config_file
      command: >-
        ansible-vault encrypt "{{ playbook_dir }}/../../webui_awx/files/.tower_cli.cfg"
        --vault-password-file "{{ playbook_dir }}/../../webui_awx/files/.tower_vault_key"
      changed_when: false
      when: "'$ANSIBLE_VAULT;' in tower_config_content.stdout"
      run_once: true

    - name: Update inventory file
      block:
        - name: Fetch facts and add new hosts
          include_tasks: add_host.yml
          with_items: "{{ groups['reachable'] }}"
      when: "'reachable' in groups"

    - name: Show unreachable hosts
      debug:
        msg: "{{ host_unreachable_msg }} + {{ groups['ungrouped'] }}"
      when: "'ungrouped' in groups"