Dell-Omnia-Clusters-HPC-AI/appliance/roles/provision/tasks/mapping_file.yml

# Copyright 2020 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,
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---

- name: Check availability of mapping file
  stat:
    path: "{{ role_path }}/files/{{ mapping_file_name }}"
  register: mapping_file_status
  tags: install

- name: Mapping file not present
  fail:
    msg: "{{ mapping_file_fail }}"
  when: mapping_file_status.stat.exists == false
  register: mapping_file_check
  tags: install

- name: Remove blank lines
  shell:  awk -F, 'length>NF+1' {{ role_path }}/files/{{ mapping_file_name }} > {{ role_path }}/files/new_mapping_file.csv
  changed_when: false
  tags: install

- name: Remove blank spaces
  shell:  sed -i.bak -E 's/(^|,)[[:blank:]]+/\1/g; s/[[:blank:]]+(,|$)/\1/g'  {{ role_path }}/files/new_mapping_file.csv
  args:
    warn: no
  changed_when: false
  tags: install

- name: Count the rows
  shell: awk -F',' '{print $2}' {{ role_path }}/files/new_mapping_file.csv | wc -l
  register: total_count
  changed_when: false
  tags: install

- name: Check for duplicate hostname
  shell: awk -F',' '{print $2}' {{ role_path }}/files/new_mapping_file.csv | uniq | wc -l
  register: count_host
  changed_when: false
  tags: install

- name: Fail if duplicate hosts exist
  fail:
    msg: "{{ fail_hostname_duplicate }}"
  when:  total_count.stdout >  count_host.stdout
  tags: install

- name: Check if _ or . or space present in hostname
  shell: awk -F',' '{print $2}' {{ role_path }}/files/new_mapping_file.csv |grep -E -- '_|\.| '
  register: hostname_result
  ignore_errors: true
  changed_when: false
  tags: install

- name: Fail if  _ or . or space present in hostname
  fail:
    msg: "{{ hostname_result.stdout + ' :Hostname should not contain _ or . as it will cause error with slurm and K8s'}}"
  when: hostname_result.stdout != ""
  tags: install

- name: Fetch input
  blockinfile:
    path: "{{ role_path }}/files/dhcp.template"
    insertafter: '^#insert the static DHCP leases for configuration here'
    block: |
      host {{ item.split(',')[1] }} {
        hardware ethernet {{ item.split(',')[0] }};
        fixed-address {{ item.split(',')[2] }};
      }
    marker: "# {mark} DHCP BLOCK OF {{ item.split(',')[0] }}"
  with_lines: "{{ remove_header }}"
  ignore_errors: true
  tags: install