first commit

minecraft/update-playbook.yml

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+---
+- name: Update Minecraft Server
+  hosts: minecraft
+  become: true
+  vars:
+    minecraft_user: minecraft
+    minecraft_home: /opt/minecraft
+    mc_service_name: minecraft
+    mc_version_manifest: https://piston-meta.mojang.com/mc/game/version_manifest.json
+    backup_dir: "{{ minecraft_home }}/backup"
+    timestamp: "{{ lookup('pipe', 'date +%Y%m%d%H%M%S') }}"
+
+  tasks:
+
+    - name: Ensure jq and wget are installed
+      apt:
+        name: [ wget, jq ]
+        state: present
+        update_cache: true
+
+    - name: Stop Minecraft service
+      systemd:
+        name: "{{ mc_service_name }}"
+        state: stopped
+
+    - name: Create backup directory
+      file:
+        path: "{{ backup_dir }}"
+        state: directory
+        owner: "{{ minecraft_user }}"
+        group: "{{ minecraft_user }}"
+        mode: "0755"
+
+    - name: Backup current server.jar
+      copy:
+        src: "{{ minecraft_home }}/server.jar"
+        dest: "{{ backup_dir }}/server.jar.{{ timestamp }}"
+        remote_src: true
+      ignore_errors: yes  # in case it's missing (first run)
+
+    - name: Backup world data folder
+      archive:
+        path: "{{ minecraft_home }}/world"
+        dest: "{{ backup_dir }}/world-{{ timestamp }}.tar.gz"
+        format: gz
+      become_user: "{{ minecraft_user }}"
+      when: ansible.builtin.stat.path is not none
+      ignore_errors: yes
+
+    - name: Download latest Minecraft server JAR
+      shell: |
+        set -e
+        cd "{{ minecraft_home }}"
+        latest_url=$(wget -qO- {{ mc_version_manifest }} | jq -r '.latest.release as $v | .versions[] | select(.id == $v) | .url')
+        server_url=$(wget -qO- "$latest_url" | jq -r '.downloads.server.url')
+        wget -qO server.jar "$server_url"
+      args:
+        executable: /bin/bash
+
+    - name: Ensure correct ownership of files
+      file:
+        path: "{{ minecraft_home }}"
+        owner: "{{ minecraft_user }}"
+        group: "{{ minecraft_user }}"
+        recurse: true
+
+    - name: Start Minecraft service
+      systemd:
+        name: "{{ mc_service_name }}"
+        state: started
+
+    - name: Verify service is running
+      systemd:
+        name: "{{ mc_service_name }}"
+        state: started
+        enabled: true
+
+    - name: Display success message
+      debug:
+        msg: "Minecraft server updated and restarted successfully on {{ inventory_hostname }}"