Dell-Omnia-Clusters-HPC-AI/roles/common/tasks/main.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
#
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#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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---

- name: Create a custom fact directory on each host
  file:
    path: /etc/ansible/facts.d
    state: directory

- name: Install accelerator discovery script
  copy:
    src: inventory.fact
    dest: /etc/ansible/facts.d/inventory.fact
    mode: 0755

- name: Collect host facts (including acclerator information)
  setup: ~

- name: Add kubernetes repo
  copy:
    src: kubernetes.repo
    dest: "{{ k8s_repo_dest }}"
    owner: root
    group: root
    mode: "{{ k8s_repo_file_mode }}"
  tags: install

- name: Add elrepo GPG key
  rpm_key:
    state: present
    key: "{{ elrepo_gpg_key_url }}"
  tags: install

- name: Add elrepo (nvidia kmod drivers)
  package:
    name: "{{ elrepo_rpm_url }}"
    state: present
  tags: install

- name: Add docker community edition repository
  get_url:
    url: "{{ docker_repo_url }}"
    dest: "{{ docker_repo_dest }}"
  tags: install

- name: Update sysctl to handle incorrectly routed traffic when iptables is bypassed
  copy:
    src: k8s.conf
    dest: "{{ k8s_conf_dest }}"
    owner: root
    group: root
    mode: "{{ k8s_conf_file_mode }}"
  tags: install

- name: Update sysctl
  command: /sbin/sysctl --system
  changed_when: true
  tags: install

- name: Disable swap
  command: /sbin/swapoff -a
  changed_when: true
  tags: install

- name: Disable selinux
  selinux:
    state: disabled
  tags: install

- name: Install common packages
  package:
    name: "{{ common_packages }}"
    state: present
  tags: install

- name: Install k8s packages
  package:
    name: "{{ k8s_packages }}"
    state: present
  tags: install

- name: Versionlock kubernetes
  command: "yum versionlock '{{ item }}'"
  args:
    warn: false
  with_items:
    - "{{ k8s_packages }}"
  changed_when: true
  tags: install

- name: Install infiniBand support
  package:
    name: "@Infiniband Support"
    state: present
  tags: install

- name: Start and enable docker service
  service:
    name: docker
    state: restarted
    enabled: yes
  tags: install

- name: Start and enable kubernetes - kubelet
  service:
    name: kubelet
    state: restarted
    enabled: yes

- name: Deploy time ntp/chrony
  include_tasks: ntp.yml
  tags: install

- name: Install Nvidia drivers and software components
  include_tasks: nvidia.yml
  when: {{ hostvars.host.ansible_local.inventory.nvidia_gpu }} > 0