setup-host.yaml

# MIT License
#
# Copyright (c) 2021 Mert Bora Alper and EASE lab
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

# Execute this playbook using
#   ansible-playbook -u YOUR_SSH_USERNAME -i REMOTE_HOSTNAME, setup-host.yaml

---
- name: Setup Knative-on-KinD Host
  hosts: all
  tasks:
    - name: Remove any old Docker installations
      become: yes
      apt:
        state: absent
        purge: yes
        autoremove: yes
        name:
          - docker
          - docker-engine
          - docker.io
          - containerd
          - runc

    - name: Remove Docker directories
      become: yes
      file:
        state: absent
        path: "{{ item }}"
      loop:
        - /var/lib/docker
        - /var/lib/containerd

    - name: Install GPG
      become: yes
      apt:
        state: latest
        update_cache: yes
        name:
          - gpg
          - dirmngr
          - gpg-agent

    - name: Add custom repository keys
      become: yes
      ansible.builtin.apt_key:
        url: "{{ item }}"
      loop:
        - https://download.docker.com/linux/ubuntu/gpg

    - name: Add custom repositories
      become: yes
      ansible.builtin.apt_repository:
        repo: "{{ item }}"
        update_cache: no
      loop:
        - ppa:git-core/ppa
        - deb [arch=amd64] https://download.docker.com/linux/ubuntu bionic stable

    - name: Upgrade packages
      become: yes
      apt:
        update_cache: yes
        upgrade: safe

    - name: Install required packages
      become: yes
      apt:
        state: latest
        name:
          - docker-ce
          - docker-ce-cli
          - containerd.io
          - git-lfs
          - mosh

    - name: Add user "{{ ansible_user }}" to group docker
      become: yes
      ansible.builtin.user:
        name: "{{ ansible_user }}"
        groups: docker
        append: yes

    - name: Reset SSH connection to activate changes
      meta: reset_connection

    - name: Create /mydata/docker directory
      become: yes
      ansible.builtin.file:
        path: /mydata/docker
        state: directory
        mode: '0755'

    - name: Set docker storage to /mydata
      become: yes
      copy:
        dest: /etc/docker/daemon.json
        content: |
          {
            "data-root": "/mydata/docker"
          }

    - name: Restart Docker daemon to activate changes
      become: yes
      ansible.builtin.systemd:
        state: restarted
        name: docker

    - name: Download and install KinD
      become: yes
      get_url:
        url: https://kind.sigs.k8s.io/dl/v0.11.1/kind-linux-amd64
        dest: /usr/local/bin/kind
        mode: 0755
        owner: root

    - name: Ensure ~/.bashrc exists
      ansible.builtin.file:
        path: ~/.bashrc

    - name: Enable KinD bash autocomplete
      ansible.builtin.lineinfile:
        path: ~/.bashrc
        line: source <(kind completion bash)

    - name: Download and install kubectl
      become: yes
      get_url:
        url: https://dl.k8s.io/release/v1.21.2/bin/linux/amd64/kubectl
        dest: /usr/local/bin/kubectl
        mode: 0755
        owner: root

    - name: Enable kubectl bash autocomplete
      ansible.builtin.lineinfile:
        path: ~/.bashrc
        line: source <(kubectl completion bash)

    - name: Download and install Go
      become: yes
      ansible.builtin.unarchive:
        remote_src: true
        src: https://golang.org/dl/go1.18.8.linux-amd64.tar.gz
        dest: /usr/local

    - name: Copy script folder to the remote host
      ansible.builtin.copy:
        src: ./scripts/
        dest: /tmp/scripts
        mode: 0755


    - name: Download predicates word-list
      become: yes
      get_url:
        url: https://raw.githubusercontent.com/glitchdotcom/friendly-words/master/words/predicates.txt
        dest: /usr/share/dict/predicates

    - name: Download objects word-list
      become: yes
      get_url:
        url: https://raw.githubusercontent.com/glitchdotcom/friendly-words/master/words/objects.txt
        dest: /usr/share/dict/objects

    - name: Add cron entry to reboot at midnight
      become: yes
      become_method: sudo
      ansible.builtin.cron:
        user: root
        name: "reboot"
        minute: "0"
        hour: "0"
        job: "/sbin/shutdown --reboot now"