vps/playbooks/basic-setup.yml

---
- name: Basic Server setup
  hosts: all
  gather_facts: false
  tasks:
    - name: Change hostname
      ansible.builtin.hostname:
        name: "{{ inventory_hostname }}"
    - name: apt update
      ansible.builtin.apt:
        update_cache: true
        upgrade: yes
    - name: Install fish
      ansible.builtin.apt:
        name: "fish"
        state: present
    - name: "Change root's shell to fish"
      ansible.builtin.user:
        name: root
        shell: /usr/bin/fish
    - name: Install useful tools
      ansible.builtin.apt:
        name: "{{ item }}"
        state: present
      with_items:
        - htop
        - awscli
    - name: Install keyring packages
      ansible.builtin.apt:
        name: "{{ item }}"
      with_items:
        - debian-keyring
        - debian-archive-keyring
        - apt-transport-https
    - name: Add caddy keyrings
      ansible.builtin.shell: |
        set -euo pipefail

        sudo rm -f /usr/share/keyrings/caddy-stable-archive-keyring.gpg
        curl -1sLf 'https://dl.cloudsmith.io/public/caddy/stable/gpg.key' | sudo gpg --dearmor -o /usr/share/keyrings/caddy-stable-archive-keyring.gpg

        # todo: show ok/changed
      args:
        executable: /bin/bash
    - name: Add caddy repository
      ansible.builtin.get_url:
        url: "https://dl.cloudsmith.io/public/caddy/stable/debian.deb.txt"
        dest: "/etc/apt/sources.list.d/caddy-stable.list"
        mode: "u=rw,g=r,o=r"
    - name: Add the docker GPG key
      ansible.builtin.get_url:
        url: "https://download.docker.com/linux/ubuntu/gpg"
        dest: "/etc/apt/keyrings/docker.asc"
        mode: "u=r,g=r,o=r"
    - name: Add docker repository
      ansible.builtin.copy:
        dest: "/etc/apt/sources.list.d/docker.list"
        content: "deb [arch=amd64 signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu jammy stable"
    - name: Install docker
      ansible.builtin.apt:
        name: "{{ item }}"
        state: present
      with_items:
        - docker-ce
        - docker-ce-cli
        - docker-compose-plugin
    - name: Ensure docker is started
      ansible.builtin.service:
        name: docker
        state: started
    - name: Install caddy
      ansible.builtin.apt:
        name: caddy
        state: present
      args:
        update_cache: true
    - name: Ensure caddy is started
      ansible.builtin.service:
        name: caddy
        state: started
    - name: Create debug html root
      ansible.builtin.file:
        path: /var/www/html/debug
        state: directory
        mode: "u=rwx,g=rx,o=rx"
    - name: Create debug webserver file
      ansible.builtin.copy:
        dest: /var/www/html/debug/index.html
        src: "../debug.html"
        mode: "u=rw,g=r,o=r"
    - name: Copy Caddyfile
      ansible.builtin.copy:
        dest: /etc/caddy/Caddyfile
        src: "../{{ inventory_hostname }}/Caddyfile" # TODO: Choose the right caddyfile depending on the server.
        mode: "u=rw,g=r,o=r"
      notify:
        - "Caddyfile changed"
    - name: Create /apps
      ansible.builtin.file:
        path: /apps
        state: directory
        mode: u=rwx,g=rx,o=rx
    - name: Copy docker-compose
      ansible.builtin.copy:
        dest: /apps/docker-compose.yml
        src: "../{{ inventory_hostname }}/docker-compose.yml" # TODO: choose the right directory
        mode: "u=r,g=r,o=r"
  handlers:
    - name: "Caddyfile changed"
      ansible.builtin.service:
        name: caddy
        state: reloaded