microk8s_setup.yml

---
- hosts: all
  become: true
  become_user: root
  gather_facts: true

  tasks:

    - name: disable UFW
      ufw:
        state: disabled

    - name: Install microk8s with option --classic
      snap:
        name: microk8s
        classic: yes
        channel: "1.28"

    - name: Add current user to the microk8s group
      user:
        name: "{{ ansible_facts['env']['SUDO_USER'] }}"
        groups: microk8s
        append: yes

    - name: Reset connection so that group changes are in effect
      meta: reset_connection

    - name: determine if ~/.kube exists
      stat:
        path: "{{ ansible_facts['env']['HOME'] }}/.kube"
      register: out

    - name: update ownership of ~/.kube
      file:
        path: "{{ ansible_facts['env']['HOME'] }}/.kube"
        owner: "{{ ansible_facts['env']['SUDO_USER'] }}"
        group: microk8s
      when: out.stat.exists == true

    - name: wait for the microk8s cluster to be ready
      shell:
        "microk8s status --wait-ready"
      retries: 10
      delay: 6
      register: out
      until: out.stdout_lines | regex_search("microk8s is running") != ""

    - name: enable microk8s community repo
      shell:
        "microk8s.enable community"

    - name: enable microk8s hostpath storage provisioner
      shell:
        "microk8s.enable hostpath-storage"

    - name: enable istio
      shell:
        "microk8s.enable istio"

    - name: enable helm
      shell:
        "microk8s.enable helm"

    - name: enable prometheus
      shell:
        "microk8s.kubectl apply -f https://raw.githubusercontent.com/istio/istio/release-1.19/samples/addons/prometheus.yaml"

    - name: enable kiali
      shell:
        "microk8s.kubectl apply -f https://raw.githubusercontent.com/istio/istio/release-1.19/samples/addons/kiali.yaml"

     #users can leverage lb_vip_address to specify a desired VIP address
     #otherwise the playbook will use the default IPv4 address of the VM
     #for eg:
     #ansible-playbook -vv  -i ./inventory microk8s_setup.yml --extra-vars "lb_vip_address=172.28.128.74"
     #this playbook assumes we're going to need one VIP only
    - name: enable MetalLB
      shell:
        "microk8s.enable metallb:{{ lb_vip_address | default(ansible_default_ipv4.address) }}/32"
 
    - name: install Docker
      package:
        name:
          - docker.io
        state: present

    - name: Add current user to the docker group
      user:
        name: "{{ ansible_facts['env']['SUDO_USER'] }}"
        groups: docker
        append: yes

    - name: Reset connection so that group changes are in effect
      meta: reset_connection

    - name: install Python3
      package:
        name:
          - python3
        state: present
# 
#    - name: install Python Virtualenv
#      package:
#        name:
#          - virtualenv
#        state: present
# 
#    - name: install Vantage6 in a virtualenv
#      ansible.builtin.pip:
#        name: vantage6
#        virtualenv: /opt/vantage6