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---

- name: add kubernetes repo
  copy: src=kubernetes.repo dest=/etc/yum.repos.d/ owner=root group=root mode=644
  tags: install

# add ElRepo GPG Key
- name: add ElRepo GPG Key
  rpm_key:
    state: present
    key: https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
  tags: install

- name: add ElRepo (Nvidia kmod drivers)
  yum:
    name: http://www.elrepo.org/elrepo-release-7.0-3.el7.elrepo.noarch.rpm
    state: present
  tags: install

- name: Add Docker Community Edition Repo
  get_url:
    url: https://download.docker.com/linux/centos/docker-ce.repo
    dest: /etc/yum.repos.d/docker-ce.repo

- name: update sysctl to handle incorrectly routed traffic when iptables is bypassed
  copy: src=k8s.conf dest=/etc/sysctl.d/ owner=root group=root mode=644
  tags: install

- name: update sysctl
  command: /sbin/sysctl --system
  tags: install

- name: Install EPEL Repository
  yum: name=epel-release state=present
  tags: install

- name: disable swap
  command: /sbin/swapoff -a
  tags: install

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

- name: install common packages
  package:
    name:
      - yum-plugin-versionlock
      - gcc
      - nfs-utils
      - python-pip
      - docker-ce
      - bash-completion
      - kubelet-1.16.7
      - kubeadm-1.16.7
      - kubectl-1.16.7
      - nvidia-detect
    state: present
  tags: install

- name: versionlock kubernetes
  command: yum versionlock kubelet-1.16.7 kubectl-1.16.7 kubeadm-1.16.7
  tags: install

- name: install InfiniBand Support
  package:
    name: "@Infiniband Support"
    state: present

- name: upgrade pip
  command: /bin/pip install --upgrade pip
  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
  tags: install