init

.gitattributes

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+# Auto detect text files and perform LF normalization
+* text=auto

.gitignore

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+data/*
+backups/*.tar.gz

README.md

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+**Struktura**
+
+mc-server/
+├── data/               # Svět a soubory serveru (svázané přes Docker volume)
+├── backups/            # Automatické zálohy
+├── docker-compose.yml  # Minecraft server v Dockeru
+├── backup.sh           # 🔁 Pravidelné zálohy světa
+├── restore.sh          # ♻️ Obnova zálohy podle výběru
+├── start.sh            # ▶️ Spuštění serveru
+├── stop.sh             # ⛔ Zastavení serveru (volitelné)
+└── restart.sh          # 🔄 Restart serveru (volitelné)
+
+
+
+**cron job:**
+
+*/15 * * * * /cesta/mc-server/backup.sh >> /cesta/mc-server/backup.log 2>&1

backup.sh

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+#!/bin/bash
+
+# Absolutní cesta ke skriptu
+DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+CONTAINER="mc-vanilla"
+BACKUP_DIR="/mnt/backups/minecraft_backups/frankstein"
+WORLD_DIR="$DIR/data/world"
+
+DATE_FULL=$(date +%F_%H-%M)
+DATE_HOUR=$(date +%F_%H)
+DATE_DAY=$(date +%F)
+
+ARCHIVE_NAME="$BACKUP_DIR/world_$DATE_FULL.tar.gz"
+
+mkdir -p "$BACKUP_DIR"
+
+# Zakázání ukládání ve hře
+docker exec -i $CONTAINER rcon-cli save-off
+docker exec -i $CONTAINER rcon-cli save-all
+sleep 3
+
+# Vytvoření zálohy
+tar -czf "$ARCHIVE_NAME" "$WORLD_DIR"
+
+# Znovupovolení ukládání
+docker exec -i $CONTAINER rcon-cli save-on
+
+# Smazání všech záloh ze stejné hodiny, kromě nejnovější
+find "$BACKUP_DIR" -name "world_${DATE_HOUR}_*.tar.gz" ! -newer "$ARCHIVE_NAME" -delete
+
+# Zachování pouze nejnovější zálohy z každého předchozího dne
+find "$BACKUP_DIR" -name "world_*.tar.gz" | while read file; do
+    file_day=$(basename "$file" | cut -d'_' -f2)
+    newest=$(find "$BACKUP_DIR" -name "world_${file_day}_*.tar.gz" | sort | tail -n 1)
+    if [ "$file" != "$newest" ]; then
+        rm "$file"
+    fi
+done

backups/poznamka.md

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+tady se budou nacházet zálohy serveru až se spustí!

discord-bot/.env-bot

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+TOKEN='MTI1ODE0NDgxODk3OTE0Nzg5Ng.GKTl0Q.4vzvSFiPs8tl93B42R7PcqpM70C2Ov0YXHQdVU'
+GUILD_ID=938745671870185482
+CHANNEL_ID=1382456524009640057
+MC_HOST='147.185.221.29'
+MC_PORT=7272

discord-bot/Dockerfile

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+# discord-bot/Dockerfile
+FROM python:3.11-slim
+
+WORKDIR /discord-bot
+
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY . .
+
+CMD ["python", "frankstein-bot.py"]

discord-bot/frankstein-bot.py

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+import discord
+from discord.ext import tasks, commands
+from mcstatus import JavaServer
+
+import os
+
+TOKEN = os.environ['TOKEN']
+MC_HOST = os.environ.get('MC_HOST', 'localhost')
+MC_PORT = int(os.environ.get('MC_PORT', 7272))
+CHANNEL_ID = int(os.environ['CHANNEL_ID'])
+
+
+
+intents = discord.Intents.default()
+bot = commands.Bot(command_prefix='!', intents=intents)
+
+@bot.event
+async def on_ready():
+    print(f'Přihlášen jako {bot.user}')
+    update_status.start()
+
+@tasks.loop(seconds=5)
+async def update_status():
+    channel = bot.get_channel(CHANNEL_ID)
+    if channel is None:
+        print("Kanál nenalezen.")
+        return
+
+    try:
+        server = JavaServer(MC_HOST, MC_PORT)
+        status = server.status()
+
+        player_count = status.players.online
+        name = f'🟢|online|👤:{player_count}'
+
+    except Exception as e:
+        print("Server offline nebo nelze připojit:", e)
+        name = '🔴|server down!!!'
+
+    try:
+        if name != channel.name:
+            await channel.edit(name=name)
+
+
+    except discord.Forbidden:
+
+        print("Bot nemá oprávnění měnit název kanálu.")
+        
+    except discord.HTTPException as e:
+        print("HTTP chyba:", e)
+
+bot.run(TOKEN)

discord-bot/requirements.txt

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+discord.py
+mcstatus
+python-dotenv

docker-compose.yml

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+services:
+  mc-vanilla:
+    image: itzg/minecraft-server
+    container_name: mc-vanilla
+    ports:
+      - "25565:25565"
+    environment:
+      TZ: "Europe/Prague"
+      #TYPE: "PAPER"
+      VERSION: "1.21.6"
+      EULA: "TRUE"
+      ENABLE_RCON: "true"
+      RCON_PASSWORD: "Revoluce@1989"
+      RCON_PORT: 25575
+      MAX_PLAYERS: 6
+      VIEW_DISTANCE: 20
+      SIMULATION_DISTANCE: 10
+      OVERRIDE_ICON: true
+      ICON: /icon.png
+      DIFFICULTY: hard
+      MEMORY: 10G
+      INIT_MEMORY: 10G
+
+    volumes:
+      - ./data:/data
+      - ./icon.png:/icon.png
+    restart: unless-stopped
+
+  frankstein-discord-bot:
+    image: python:3.11-slim
+    build:
+      context: ./discord-bot
+      dockerfile: Dockerfile
+    volumes:
+      - ./discord-bot:/discord-bot
+    env_file:
+      - discord-bot/.env-bot

minecraft_env_vars.md

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+
+Minecraft Server Docker Environment Variables (itzg/minecraft-server)
+=====================================================================
+
+🧩 Server Configuration
+-----------------------
+EULA: Must be set to "TRUE" to accept the Minecraft EULA.
+VERSION: Specify the Minecraft server version, e.g., "1.20.4".
+TYPE: Server type, such as "VANILLA", "FORGE", "FABRIC", "PAPER", etc.
+MOTD: Message of the day displayed in the server list.
+DIFFICULTY: Game difficulty; options: "peaceful", "easy", "normal", "hard".
+MAX_PLAYERS: Max number of players allowed.
+VIEW_DISTANCE: Number of chunks sent to players around them.
+ALLOW_NETHER: Enable or disable the Nether.
+ENABLE_COMMAND_BLOCK: Enable or disable command blocks.
+FORCE_GAMEMODE: Force players to join in the default game mode.
+GENERATE_STRUCTURES: Enable or disable structure generation.
+HARDCORE: Enable or disable hardcore mode.
+MAX_BUILD_HEIGHT: Max build height.
+SPAWN_ANIMALS: Enable or disable animal spawning.
+SPAWN_MONSTERS: Enable or disable monster spawning.
+SPAWN_NPCS: Enable or disable NPC spawning.
+SPAWN_PROTECTION: Radius of spawn protection for non-ops.
+LEVEL_NAME: Name of the world folder.
+LEVEL_TYPE: "DEFAULT", "FLAT", "LARGEBIOMES", "AMPLIFIED", "CUSTOMIZED".
+LEVEL_SEED: World seed.
+PVP: Enable or disable player combat.
+ONLINE_MODE: Enable/disable Mojang authentication.
+ALLOW_FLIGHT: Allow/disallow flight.
+
+🛡️ Access Control
+-----------------
+WHITELIST: Comma-separated list of usernames.
+OPS: Comma-separated list of operators.
+ENABLE_WHITELIST: Enable/disable whitelist.
+ENFORCE_WHITELIST: Always enforce whitelist.
+
+⚙️ Advanced Settings
+--------------------
+ICON: URL or file path to server icon.
+OVERRIDE_ICON: TRUE to override existing icon.
+ENABLE_RCON: Enable/disable RCON.
+RCON_PASSWORD: RCON password.
+RCON_PORT: Default is 25575.
+ENABLE_QUERY: Enable/disable GameSpy4 query.
+QUERY_PORT: Default is 25565.
+ENABLE_JMX: Enable/disable JMX.
+JMX_PORT: Default is 7091.
+USE_AIKAR_FLAGS: Use Aikar's JVM flags.
+JVM_OPTS, JVM_XX_OPTS, JVM_DD_OPTS: JVM tuning.
+EXTRA_ARGS: Extra server args.
+LOG_TIMESTAMP: Include timestamps in logs.
+ENABLE_ROLLING_LOGS: Enable rolling logs.
+
+🧪 Experimental/Modding
+------------------------
+MODPACK, MODPACK_VERSION: Modpack configs.
+MODRINTH_PROJECT, MODRINTH_VERSION: Modrinth config.
+CURSEFORGE_PROJECT, CURSEFORGE_FILE_ID: CurseForge config.
+AUTODOWNLOAD: Automatically download mods.
+
+🕒 Time and Locale
+------------------
+TZ: Timezone, e.g., "Europe/Prague".
+
+🧰 Custom Properties
+--------------------
+CUSTOM_SERVER_PROPERTIES: Newline-separated key=value for custom settings.
+
+See: https://github.com/itzg/docker-minecraft-server

restart.sh

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+#!/bin/bash
+
+SERVICE_NAME="mc-vanilla"
+
+echo "🔄 Restartuji server..."
+docker compose up -d --force-recreate --build "$SERVICE_NAME"
+
+

restore.sh

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+#!/bin/bash
+
+#relative path
+DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+
+CONTAINER="mc-vanilla"
+BACKUP_DIR="/mnt/backups/minecraft_backups/frankstein"
+WORLD_DIR="$DIR/data/world"
+
+mapfile -t BACKUPS < <(ls -1t "$BACKUP_DIR"/world_*.tar.gz)
+if [ ${#BACKUPS[@]} -eq 0 ]; then
+  echo "❌ Žádné zálohy nenalezeny!"
+  exit 1
+fi
+
+echo "📦 Dostupné zálohy:"
+for i in "${!BACKUPS[@]}"; do
+  echo "[$i] ${BACKUPS[$i]}"
+done
+
+read -p "🔁 Zadej číslo zálohy: " INDEX
+SELECTED="${BACKUPS[$INDEX]}"
+[ -z "$SELECTED" ] && echo "❌ Neplatný výběr." && exit 1
+
+read -p "⚠️ Přepsat svět? (y/N): " CONFIRM
+[[ "$CONFIRM" != "y" && "$CONFIRM" != "Y" ]] && exit 0
+
+docker compose stop "$CONTAINER"
+rm -rf "$WORLD_DIR"
+tar -xzf "$SELECTED" -C .
+
+read -p "▶️ Spustit server? (y/N): " AUTOSTART
+[[ "$AUTOSTART" == "y" || "$AUTOSTART" == "Y" ]] && docker compose up -d --force-recreate "$CONTAINER"

start.sh

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+#!/bin/bash
+
+SERVICE_NAME="mc-vanilla"
+
+if docker ps --format '{{.Names}}' | grep -q "$SERVICE_NAME"; then
+  echo "✅ Server už běží."
+else
+  echo "▶️ Spouštím server..."
+  docker compose up -d --force-recreate "$SERVICE_NAME"
+fi

stop.sh

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+#!/bin/bash
+
+SERVICE_NAME="mc-vanilla"
+
+echo "⛔ Zastavuji server..."
+docker compose stop "$SERVICE_NAME"
+