Minetest Deployment

packer/do.pkr.hcl

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+source "digitalocean" "web" {
+  api_token = var.do_token
+  image = var.base_system_image
+  region = var.region
+  size = var.size
+  ssh_username = "root"
+  snapshot_name = "packer-docker"
+}
+
+
+build {
+  sources = [
+    "source.digitalocean.web",
+  ]
+
+  provisioner "file" {
+    source = "docker-compose.yml"
+    destination = "/root/docker-compose.yml"
+  }
+  
+  provisioner "file" {
+    source = "docker-compose.service"
+    destination = "/etc/systemd/system/docker-compose.service"
+  }
+  
+  provisioner "shell" {
+    scripts = [ "setup.sh" ]
+  }
+}

packer/docker-compose.service

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+[Unit]
+Description=Docker Compose Application Service
+Requires=docker.service
+After=docker.service
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+WorkingDirectory=/root
+ExecStart=/usr/bin/docker-compose up -d
+ExecStop=/usr/bin/docker-compose down
+TimeoutStartSec=0
+
+[Install]
+WantedBy=multi-user.target
+

packer/docker-compose.yml

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+version: "2.1"
+services:
+  minetest:
+    image: linuxserver/minetest
+    container_name: minetest
+    environment:
+      - PUID=1000
+      - PGID=1000
+      - TZ=US/Eastern
+    volumes:
+      - /volumes/minetest/config/.minetest:/config/.minetest
+    ports:
+      - 30000:30000/udp
+    restart: unless-stopped

packer/setup.sh

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+#!/bin/bash
+apt update
+apt upgrade -y
+
+apt install -y docker.io docker-compose
+systemctl enable docker-compose
+systemctl start docker-compose
+
+ufw allow OpenSSH
+# Add any firewall rules you need
+# for your application here
+ufw allow 30000/udp
+ufw --force enable

packer/variables.auto.pkrvars.hcl

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+../config

packer/variables.pkr.hcl

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+../variables.hcl