---
- name: Install Jupyterhub
  hosts: UpskillChallengeNode
  gather_facts: no

  tasks:
  - name: Create NodeJS directory
    ansible.builtin.file:
      path: /opt/nodesource
      state: directory
      mode: 0755

  - name: Create Jupyterhub config directory
    ansible.builtin.file:
      path: /etc/jupyterhub
      state: directory
      mode: 0755

  - name: Download NodeJS apt configuration
    ansible.builtin.get_url:
      url: "https://deb.nodesource.com/setup_14.x"
      dest: /opt/nodesource
      checksum: "sha512:a0451fa9a2d679fb43a1e703eb1ae0e0ad62da3eac73ff5a25abc71cbe908eb463ee478c1f2f7687532b56106956634afb72129572db347334bd1b7fbf99dcdc"
      mode: 0755

  - name: run NodeJS configuration script
    ansible.builtin.shell: /opt/nodesource/setup_14.x
    args:
      chdir: /opt/nodesource
      creates: /etc/apt/sources.list.d/nodesource.list

  - name: update and upgrade packages
    ansible.builtin.apt:
      update_cache: yes 

  - name: install prerequisites [apt]
    ansible.builtin.apt:
      package: 
        - sudo
        - python3
        - python3-pip
        - gcc
        - g++
        - make
        - build-essential
        - nodejs
        - nginx
        - certbot
        - python3-certbot-nginx
      state: present

  - name: install prerequisites [pip]
    ansible.builtin.pip:
      name:
        - jupyterhub
        - notebook
        - virtualenv

  - name: install prerequisites [npm]
    community.general.npm:
      global: yes
      name: configurable-http-proxy

  - name: copy Jupyterhub service file
    ansible.builtin.copy:
      src: jupyterhub.service
      dest: /etc/systemd/system/

  - name: copy Jupyterhub config file
    ansible.builtin.copy:
      src: jupyterhub_config.py
      dest: /etc/jupyterhub

  - name: daemon-reload
    ansible.builtin.systemd:
      name: jupyterhub
      state: restarted
      daemon_reload: yes