ansible/roles/minecraft/tasks/main.yaml

---
- name: create minecraft group
  group:
    name: "{{ minecraft_group }}"
    gid: "{{ minecraft_group_gid | default(omit) }}"
    state: "{{ minecraft_group_state | default('present') }}"
    system: yes

- name: create minecraft user
  user:
    name: "{{ minecraft_user }}"
    uid: "{{ minecraft_user_uid | default(omit) }}"
    group: "{{ minecraft_group }}"
    home: "{{ minecraft_var_path }}"
    create_home: no
    shell: "{{ minecraft_shell | default('/usr/sbin/nologin') }}"
    state: "{{ minecraft_user_state | default('present') }}"
    system: yes
  
- name: install java
  package:
    name: "{{ minecraft_java_package_name }}"
    state: "{{ minecraft_java_package_state }}"

- name: create minecraft installation directory
  file:
    path: "{{ item }}"
    state: directory
    owner: root
    group: root
    mode: "0755"
  with_items:
    - "{{ minecraft_opt_path }}"
    - "{{ minecraft_opt_path }}/bin"
    - "{{ minecraft_opt_path }}/etc"
    - "{{ minecraft_opt_path }}/backup"

- name: create minecraft var directory
  file:
    path: "{{ minecraft_var_path }}/{{ item.name }}"
    state: directory
    owner: "{{ minecraft_user }}"
    group: "{{ minecraft_group }}"
    mode: "0755"
  loop: "{{ minecraft_worlds }}"

- name: download minecraft server
  get_url:
    url: "{{ minecraft_jar_url }}"
    dest: "{{ minecraft_opt_path }}/bin/server.jar"
    owner: "{{ minecraft_user }}"
    group: "{{ minecraft_group }}"
    mode: "0644"
    checksum: "{{ minecraft_jar_checksum }}"
  notify: restart minecraft instances

- name: agree to the eula
  copy:
    content: "eula=true"
    dest: "{{ minecraft_var_path }}/{{ item.name }}/eula.txt"
    owner: "{{ minecraft_user }}"
    group: "{{ minecraft_group }}"
    mode: "0644"
  loop: "{{ minecraft_worlds }}"

- name: configure minecraft
  template:
    src: server.properties.j2
    dest: "{{ minecraft_var_path }}/{{ item.name }}/server.properties"
    owner: root
    group: root
    mode: 0644
  notify: restart minecraft instances
  loop: "{{ minecraft_worlds }}"

- name: configure systemd unit
  template:
    src: minecraft.service.j2
    dest: /etc/systemd/system/minecraft@.service
    owner: root
    group: root
    mode: 0644
    #validate: systemd-analyze verify %s
  notify: minecraft daemon-reload

- name: manage minecraft service
  service:
    name: "minecraft@{{ item.name }}"
    state: "{{ minecraft_service_state }}"
    enabled: "{{ minecraft_service_enabled }}"
  loop: "{{ minecraft_worlds }}"

    #- name: configure ops
    #  copy:
    #    content: "{{ (minecraft_ops | default([])) | to_nice_json }}"
    #    dest: "{{ minecraft_var_path }}/ops.json"
    #    owner: "{{ minecraft_user }}"
    #    group: "{{ minecraft_group }}"
    #    mode: "0644"
    #    force: no
    #  notify: restart minecraft instances
    #
    #- name: configure whitelist
    #  copy:
    #    content: "{{ (minecraft_whitelist | default([])) | to_nice_json }}"
    #    dest: "{{ minecraft_var_path }}/whitelist.json"
    #    owner: "{{ minecraft_user }}"
    #    group: "{{ minecraft_group }}"
    #    mode: "0644"
    #    force: no
    #  notify: restart minecraft instances

- name: install discord notifier
  copy:
    src: minecraft-discord.py
    dest: "{{ minecraft_opt_path }}/bin/minecraft-discord"
    owner: root
    group: root
    mode: 0755
  notify: restart rsyslog

- name: configure discord notifier
  copy:
    dest: "{{ minecraft_opt_path }}/etc/discord.cfg"
    owner: syslog
    group: syslog
    mode: 0600
    content: "{% for k, v in minecraft_discord_config.items() %}{{ k }}={{ v }}{{ \"\n\" }}{% endfor %}"
  notify: restart rsyslog

- name: configure rsyslog program
  template:
    src: rsyslog/minecraft.conf.j2
    dest: /etc/rsyslog.d/05-minecraft.conf
    owner: root
    group: root
    mode: 0644
  notify: restart rsyslog

- name: manage rsyslog configuration
  file:
    path: "{{ item }}"
    state: "{{ (minecraft_notifier_state == 'present') | ternary('file', 'absent') }}"
  loop:
    - /etc/rsyslog.d/05-minecraft.conf
    - "{{ minecraft_opt_path }}/etc/discord.cfg"
    - "{{ minecraft_opt_path }}/bin/minecraft-discord"
  notify: restart rsyslog