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019c960 f4152a2 019c960 f4152a2 019c960 f4152a2 019c960 f4152a2 019c960 f4152a2 019c960 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 | #!/bin/bash
set -e
# ═══════════════════════════════════════════════════════════
# Minecraft Java Server — startup script
# Runs inside Docker on Hugging Face Spaces
# ═══════════════════════════════════════════════════════════
DATA_DIR="/data"
SERVER_JAR="${DATA_DIR}/server.jar"
LOG_DIR="${DATA_DIR}/logs"
MC_VERSION="${MC_VERSION:-1.21.4}"
MC_MEMORY="${MC_MEMORY:-1G}"
MC_MAX_MEMORY="${MC_MAX_MEMORY:-2G}"
MC_WORLD="${MC_WORLD:-world}"
SERVER_PORT="${SERVER_PORT:-25565}"
mkdir -p "${DATA_DIR}" "${LOG_DIR}"
echo "══════════════════════════════════════════"
echo " Minecraft Java Server"
echo " Version : ${MC_VERSION}"
echo " Memory : ${MC_MEMORY} → ${MC_MAX_MEMORY}"
echo " World : ${MC_WORLD}"
echo " Port : ${SERVER_PORT}"
echo "══════════════════════════════════════════"
# ── 1. Start HTTP status page (required by HF Spaces on port 7860) ──
echo "[~] Starting HTTP status server on port 7860..."
python3 /home/minecraft/status_server.py &
echo "[✓] HTTP status server running."
# ── 2. Accept EULA automatically ───────────────────────────
echo "eula=true" > "${DATA_DIR}/eula.txt"
echo "[✓] EULA accepted."
# ── 3. Download server JAR if not cached ──────────────────
if [ ! -f "${SERVER_JAR}" ]; then
echo "[~] Fetching Minecraft ${MC_VERSION} server JAR..."
MANIFEST_URL="https://launchermeta.mojang.com/mc/game/version_manifest.json"
VERSION_URL=$(curl -sL "${MANIFEST_URL}" | \
python3 -c "
import sys, json
data = json.load(sys.stdin)
target = '${MC_VERSION}'
for v in data['versions']:
if v['id'] == target:
print(v['url'])
break
")
if [ -z "${VERSION_URL}" ]; then
echo "[✗] Version ${MC_VERSION} not found in Mojang manifest!"
exit 1
fi
SERVER_URL=$(curl -sL "${VERSION_URL}" | \
python3 -c "import sys, json; d=json.load(sys.stdin); print(d['downloads']['server']['url'])")
curl -L "${SERVER_URL}" -o "${SERVER_JAR}"
echo "[✓] Server JAR downloaded."
else
echo "[✓] Server JAR already cached."
fi
# ── 4. Write server.properties (first run only) ────────────
PROPS_FILE="${DATA_DIR}/server.properties"
if [ ! -f "${PROPS_FILE}" ]; then
sed \
-e "s|{{WORLD}}|${MC_WORLD}|g" \
-e "s|{{PORT}}|${SERVER_PORT}|g" \
/home/minecraft/server.properties.template > "${PROPS_FILE}"
echo "[✓] server.properties created."
else
echo "[✓] server.properties already exists — skipping."
fi
# ── 5. Move to data dir ────────────────────────────────────
cd "${DATA_DIR}"
# ── 6. Launch Minecraft! ───────────────────────────────────
echo ""
echo "[★] Starting Minecraft server..."
echo ""
exec java \
-Xms${MC_MEMORY} \
-Xmx${MC_MAX_MEMORY} \
-XX:+UseG1GC \
-XX:+ParallelRefProcEnabled \
-XX:MaxGCPauseMillis=200 \
-XX:+UnlockExperimentalVMOptions \
-XX:+DisableExplicitGC \
-XX:G1NewSizePercent=30 \
-XX:G1MaxNewSizePercent=40 \
-XX:G1HeapRegionSize=8M \
-XX:G1ReservePercent=20 \
-XX:G1HeapWastePercent=5 \
-XX:G1MixedGCCountTarget=4 \
-XX:InitiatingHeapOccupancyPercent=15 \
-XX:G1MixedGCLiveThresholdPercent=90 \
-XX:G1RSetUpdatingPauseTimePercent=5 \
-XX:SurvivorRatio=32 \
-XX:+PerfDisableSharedMem \
-XX:MaxTenuringThreshold=1 \
-Dusing.aikars.flags=https://mcflags.emc.gs \
-jar "${SERVER_JAR}" nogui
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