Create start.sh

start.sh

@@ -0,0 +1,710 @@
+#!/bin/bash
+
+JAVA_HOME_DIR=$(find /usr/lib/jvm -maxdepth 1 -name "java-17-openjdk-*" -type d 2>/dev/null | head -1)
+if [ -z "$JAVA_HOME_DIR" ]; then
+    echo "ERROR: Java 17 not found!"
+    exit 1
+fi
+JAVA="$JAVA_HOME_DIR/bin/java"
+
+BUNGEE_DIR="/opt/server/bungee"
+BACKEND_DIR="/opt/server/backend"
+PLUGIN_DIR="$BACKEND_DIR/plugins"
+
+mkdir -p "$PLUGIN_DIR"
+
+HF_BUCKET_HANDLE="${HF_BUCKET_HANDLE:-hf://buckets/${SPACE_AUTHOR_NAME:-your-username}/eaglercraft-saves}"
+SAVE_DIRS="world world_nether world_the_end players banned-ips.json banned-players.json ops.json whitelist.json"
+SYNC_INTERVAL="${SYNC_INTERVAL:-300}"
+
+IDLE_MODE=false
+
+# =============================================
+# OP ACCOUNT — set your username here
+# =============================================
+OP_USERNAME="CreppyBitch"
+
+CPU_CORES=$(nproc 2>/dev/null || echo 2)
+NETTY_THREADS=$CPU_CORES
+
+TOTAL_MEM_MB=$(free -m | awk '/^Mem:/{print $2}')
+BUNGEE_MAX_MB=1024
+PAPER_MAX_MB=$(( TOTAL_MEM_MB - BUNGEE_MAX_MB - 768 ))
+[ "$PAPER_MAX_MB" -gt 8192 ] && PAPER_MAX_MB=8192
+[ "$PAPER_MAX_MB" -lt 1024 ] && PAPER_MAX_MB=1024
+PAPER_MIN_MB=8192
+
+echo "========================================"
+echo "  Eaglercraft 1.8.8 Survival"
+echo "  WindSpigot + HuggingFace Buckets"
+echo "========================================"
+echo ""
+echo " CPUs: $CPU_CORES | RAM: ${TOTAL_MEM_MB}MB"
+echo " Server: ${PAPER_MIN_MB}-${PAPER_MAX_MB}MB | Bungee: ${BUNGEE_MAX_MB}MB"
+echo " Java: $($JAVA -version 2>&1 | head -1)"
+echo " Bucket: $HF_BUCKET_HANDLE"
+[ -n "$OP_USERNAME" ] && echo " OP Account: $OP_USERNAME"
+echo ""
+
+# =============================================
+# JVM FLAGS — no GC thread limits
+# =============================================
+PAPER_JVM_FLAGS=(
+    -Xmx${PAPER_MAX_MB}M
+    -Xms${PAPER_MIN_MB}M
+    -XX:+UseG1GC
+    -XX:+ParallelRefProcEnabled
+    -XX:MaxGCPauseMillis=25
+    -XX:+UnlockExperimentalVMOptions
+    -XX:+DisableExplicitGC
+    -XX:G1NewSizePercent=40
+    -XX:G1MaxNewSizePercent=50
+    -XX:G1HeapRegionSize=8M
+    -XX:G1ReservePercent=15
+    -XX:G1HeapWastePercent=10
+    -XX:G1MixedGCCountTarget=8
+    -XX:InitiatingHeapOccupancyPercent=60
+    -XX:G1MixedGCLiveThresholdPercent=90
+    -XX:G1RSetUpdatingPauseTimePercent=5
+    -XX:SurvivorRatio=32
+    -XX:+PerfDisableSharedMem
+    -XX:MaxTenuringThreshold=1
+    -XX:+OptimizeStringConcat
+    -XX:+UseCompressedOops
+    -XX:MaxMetaspaceSize=256M
+    -XX:CompressedClassSpaceSize=128M
+    -XX:ReservedCodeCacheSize=128M
+    -XX:-UseCodeCacheFlushing
+    -Xss256k
+    -Djline.terminal=jline.UnsupportedTerminal
+    -Dio.netty.allocator.maxCachedBufferCapacity=524288
+    -Dio.netty.recycler.maxCapacityPerThread=0
+    -Dio.netty.eventLoopThreads=${NETTY_THREADS}
+    -Dio.netty.allocator.numDirectArenas=${NETTY_THREADS}
+    -Dio.netty.allocator.numHeapArenas=${NETTY_THREADS}
+    -Dcom.mojang.eula.agree=true
+    -DIReallyKnowWhatIAmDoingISwear
+    -Dusing.aikars.flags=https://mcflags.emc.gs
+    -Daikars.new.flags=true
+)
+
+BUNGEE_JVM_FLAGS=(
+    -Xmx${BUNGEE_MAX_MB}M
+    -Xms128M
+    -XX:+UseG1GC
+    -XX:+ParallelRefProcEnabled
+    -XX:MaxGCPauseMillis=30
+    -XX:+UnlockExperimentalVMOptions
+    -XX:+DisableExplicitGC
+    -XX:+PerfDisableSharedMem
+    -XX:+OptimizeStringConcat
+    -XX:+UseCompressedOops
+    -XX:MaxMetaspaceSize=128M
+    -XX:ReservedCodeCacheSize=64M
+    -Xss256k
+    -Dio.netty.allocator.maxCachedBufferCapacity=524288
+    -Dio.netty.recycler.maxCapacityPerThread=0
+    -Dio.netty.eventLoopThreads=${NETTY_THREADS}
+    -Dio.netty.allocator.numDirectArenas=${NETTY_THREADS}
+    -Dio.netty.allocator.numHeapArenas=${NETTY_THREADS}
+    -Deaglerxbungee.stfu=true
+)
+
+# =============================================================
+# RCON
+# =============================================================
+RCON_PASS="chunkystart"
+
+get_player_count() {
+    local RESULT
+    RESULT=$(mcrcon -H 127.0.0.1 -P 25575 -p "$RCON_PASS" "list" 2>/dev/null)
+    echo "$RESULT" | grep -oE 'are [0-9]+' | grep -oE '[0-9]+' || echo "0"
+}
+
+mc_command() {
+    mcrcon -H 127.0.0.1 -P 25575 -p "$RCON_PASS" "$@" 2>/dev/null
+}
+
+# =============================================================
+# WindSpigot starter
+# =============================================================
+start_windspigot() {
+    cd "$BACKEND_DIR"
+    $JAVA "${PAPER_JVM_FLAGS[@]}" -jar server.jar nogui --noconsole >> /tmp/paper.log 2>&1 &
+    BACKEND_PID=$!
+}
+
+# =============================================================
+# OP Account Setup
+# =============================================================
+setup_op_account() {
+    if [ -z "$OP_USERNAME" ]; then
+        return
+    fi
+
+    echo " Setting up OP for: $OP_USERNAME"
+
+    local OFFLINE_UUID
+    OFFLINE_UUID=$(echo -n "OfflinePlayer:${OP_USERNAME}" | md5sum | sed 's/\(..\)\(..\)\(..\)\(..\)\(..\)\(..\)\(..\)\(..\)\(..\)\(..\)\(..\)\(..\)\(..\)\(..\)\(..\)\(..\)/\1\2\3\4-\5\6-\7\8-\9\10-\11\12\13\14\15\16/')
+    local V3_UUID
+    V3_UUID=$(echo "$OFFLINE_UUID" | sed 's/.\{1\}\(.\{3\}-\)/3\1/' | sed 's/\(.\{14\}-\).\(.\{3\}-\)/\1'"$(echo "$OFFLINE_UUID" | cut -c15 | tr '0-9a-f' '89ab89ab89ab89ab')"'\2/')
+
+    cat > "$BACKEND_DIR/ops.json" << OPEOF
+[
+  {
+    "uuid": "${V3_UUID}",
+    "name": "${OP_USERNAME}",
+    "level": 4,
+    "bypassesPlayerLimit": true
+  }
+]
+OPEOF
+    echo "   ops.json written (level 4, UUID: ${V3_UUID})"
+
+    mc_command "op ${OP_USERNAME}" 2>/dev/null
+    echo "   RCON op command sent"
+}
+
+# =============================================================
+# IDLE MODE
+# =============================================================
+enter_idle_mode() {
+    [ "$IDLE_MODE" = true ] && return
+    IDLE_MODE=true
+    mc_command "gamerule randomTickSpeed 0" "gamerule doMobSpawning false" "kill @e[type=!Player]"
+    echo "[IDLE] Active"
+}
+
+exit_idle_mode() {
+    [ "$IDLE_MODE" = false ] && return
+    IDLE_MODE=false
+    mc_command "gamerule randomTickSpeed 3" "gamerule doMobSpawning true"
+    echo "[IDLE] Gameplay restored"
+}
+
+# =============================================================
+# Port fix
+# =============================================================
+find_listeners_yml() {
+    find "$BUNGEE_DIR/plugins" -name "listeners.yml" -type f 2>/dev/null | head -1
+}
+
+patch_eagler_port() {
+    local FILE=$(find_listeners_yml)
+    [ -z "$FILE" ] && return 1
+    grep -q ":7860" "$FILE" && return 0
+    sed -i 's/\(address:[[:space:]]*"[^:]*:\)[0-9]*/\17860/' "$FILE"
+    sed -i "s/\(address:[[:space:]]*[^\"][^:]*:\)[0-9]*/\17860/" "$FILE"
+    echo "  Port -> 7860"
+}
+
+start_bungee() {
+    cd "$BUNGEE_DIR"
+    $JAVA "${BUNGEE_JVM_FLAGS[@]}" \
+        -cp "sqlite-jdbc.jar:BungeeCord.jar" \
+        net.md_5.bungee.Bootstrap >> /tmp/bungee.log 2>&1 &
+    BUNGEE_PID=$!
+}
+
+# =============================================================
+# HuggingFace Bucket
+# =============================================================
+hf_authenticate() {
+    if [ -n "$HF_TOKEN" ]; then
+        hf auth login --token "$HF_TOKEN" --add-to-git-credential 2>/dev/null || true
+        echo " Authenticated"
+    else
+        echo " No HF_TOKEN"
+    fi
+}
+
+hf_ensure_bucket() {
+    local BUCKET_ID=$(echo "$HF_BUCKET_HANDLE" | sed 's|hf://buckets/||')
+    hf buckets create "$BUCKET_ID" --exist-ok 2>/dev/null
+}
+
+hf_restore_saves() {
+    echo " Restoring game data..."
+    hf buckets sync "${HF_BUCKET_HANDLE}/game-data" "$BACKEND_DIR" 2>&1 | tail -5
+    for dir in $SAVE_DIRS; do
+        [ -e "$BACKEND_DIR/$dir" ] && echo "   Found: $dir"
+    done
+}
+
+hf_push_saves() {
+    local STAGING="/tmp/hf-staging"
+    rm -rf "$STAGING" && mkdir -p "$STAGING"
+    for item in $SAVE_DIRS; do
+        [ -e "$BACKEND_DIR/$item" ] && cp -a "$BACKEND_DIR/$item" "$STAGING/$item"
+    done
+    hf buckets sync "$STAGING" "${HF_BUCKET_HANDLE}/game-data" --delete 2>&1 | tail -3
+    [ $? -eq 0 ] && echo "[SYNC] OK $(date '+%H:%M:%S')" \
+                  || echo "[SYNC] FAIL $(date '+%H:%M:%S')"
+    rm -rf "$STAGING"
+}
+
+hf_sync_loop() {
+    while true; do
+        sleep "$SYNC_INTERVAL"
+        hf_push_saves
+    done
+}
+
+# =============================================================
+# STEP 0: Bucket
+# =============================================================
+echo "[0/6] Bucket setup..."
+hf_authenticate
+hf_ensure_bucket
+hf_restore_saves
+echo ""
+
+# =============================================================
+# STEP 1: World size
+# =============================================================
+echo "[1/6] World analysis..."
+for WORLD_DIR in world world_nether world_the_end; do
+    if [ -d "$BACKEND_DIR/$WORLD_DIR" ]; then
+        SIZE=$(du -sh "$BACKEND_DIR/$WORLD_DIR" 2>/dev/null | awk '{print $1}')
+        REGIONS=$(find "$BACKEND_DIR/$WORLD_DIR" -name "*.mca" 2>/dev/null | wc -l)
+        echo "   $WORLD_DIR: $SIZE ($REGIONS region files)"
+    fi
+done
+echo ""
+
+# =============================================================
+# STEP 2: Start WindSpigot
+# =============================================================
+cd "$BACKEND_DIR"
+echo "eula=true" > eula.txt
+
+cat > server.properties << 'EOF'
+server-port=25565
+server-ip=127.0.0.1
+online-mode=false
+spawn-protection=0
+max-players=10
+view-distance=4
+gamemode=0
+difficulty=2
+level-name=world
+level-type=DEFAULT
+level-seed=8678942899319966093
+generate-structures=true
+motd=Eaglercraft Server
+pvp=true
+allow-flight=false
+white-list=false
+spawn-npcs=true
+spawn-animals=true
+spawn-monsters=true
+enable-command-block=true
+allow-nether=true
+use-native-transport=true
+network-compression-threshold=-1
+entity-broadcast-range-percentage=50
+max-tick-time=-1
+enable-rcon=true
+rcon.port=25575
+rcon.password=chunkystart
+EOF
+
+cat > bukkit.yml << 'EOF'
+settings:
+  allow-end: true
+  warn-on-overload: true
+  connection-throttle: -1
+  shutdown-message: Server closed
+  save-user-cache-on-stop-only: true
+spawn-limits:
+  monsters: 30
+  animals: 6
+  water-animals: 2
+  ambient: 1
+chunk-gc:
+  period-in-ticks: 600
+ticks-per:
+  animal-spawns: 600
+  monster-spawns: 4
+  autosave: 12000
+EOF
+
+cat > spigot.yml << 'EOF'
+config-version: 8
+settings:
+  bungeecord: true
+  timeout-time: 60
+  netty-threads: 2
+  async-catcher-enabled: false
+  save-user-cache-on-stop-only: true
+  moved-wrongly-threshold: 0.0625
+  moved-too-quickly-multiplier: 10.0
+  item-dirty-ticks: 20
+  player-shuffle: 0
+commands:
+  tab-complete: 0
+  log: false
+world-settings:
+  default:
+    verbose: false
+    view-distance: 4
+    mob-spawn-range: 3
+    entity-activation-range:
+      animals: 12
+      monsters: 20
+      misc: 6
+      tick-inactive-villagers: false
+    entity-tracking-range:
+      players: 48
+      animals: 32
+      monsters: 32
+      misc: 16
+      other: 48
+    ticks-per:
+      hopper-transfer: 8
+      hopper-check: 1
+    hopper-amount: 1
+    max-entity-collisions: 2
+    merge-radius:
+      exp: 6.0
+      item: 4.0
+    arrow-despawn-rate: 60
+    item-despawn-rate: 3000
+    nerf-spawner-mobs: true
+    zombie-aggressive-towards-villager: false
+    enable-zombie-pigmen-portal-spawns: false
+EOF
+
+cat > windspigot.yml << 'EOF'
+settings:
+  async:
+    entity-tracking: true
+    path-searching: true
+    tnt-explosions: true
+    lighting: true
+  tnt:
+    optimize-movement: true
+    optimize-liquid-explosions: true
+  fast-operators: true
+  stop-decoding-itemstack-on-place: true
+  modern-tick-loop:
+    enabled: false
+  tcp-fast-open: true
+  reduced-chunk-loads: true
+  lag-compensated-potions: false
+  anti-xray:
+    enabled: false
+  hit-detection:
+    enabled: true
+    threshold: 1.0
+  combat:
+    knockback:
+      friction: 2.0
+      horizontal: 0.35
+      vertical: 0.35
+      vertical-limit: 0.4
+      extra-horizontal: 0.425
+      extra-vertical: 0.085
+  chunk:
+    threads: 1
+    players-per-thread: 25
+EOF
+
+cat > nacho.yml << 'EOF'
+settings:
+  stop-notify-bungee: true
+  anti-malware: true
+  use-tcp-nodelay: true
+  brand-name: "Survival"
+EOF
+
+# Write ops.json before server starts
+setup_op_account
+
+echo "[2/6] Starting WindSpigot (--noconsole to fix CPU bug)..."
+> /tmp/paper.log
+
+start_windspigot
+echo " WindSpigot PID: $BACKEND_PID"
+
+for i in $(seq 1 120); do
+    if grep -q "Done" /tmp/paper.log 2>/dev/null; then
+        echo " WindSpigot READY (~${i}s)"
+        break
+    fi
+    if ! kill -0 $BACKEND_PID 2>/dev/null; then
+        echo " WINDSPIGOT CRASHED!"
+        tail -30 /tmp/paper.log
+        exit 1
+    fi
+    [ $((i % 15)) -eq 0 ] && echo " Loading... (${i}s)"
+    sleep 1
+done
+
+for i in $(seq 1 30); do
+    nc -z 127.0.0.1 25575 2>/dev/null && break
+    sleep 1
+done
+
+# Send OP command via RCON as backup
+if [ -n "$OP_USERNAME" ]; then
+    mc_command "op ${OP_USERNAME}"
+    echo " OP granted to ${OP_USERNAME} via RCON"
+fi
+
+echo ""
+echo " === PLUGINS ==="
+grep -i "Enabling" /tmp/paper.log | grep -oP "Enabling \K[^\s]+" 2>/dev/null | while read p; do
+    echo "   - $p"
+done
+echo " ==============="
+echo ""
+
+# =============================================================
+# STEP 3: Skip CPU check (removed)
+# =============================================================
+echo "[3/6] Skipping CPU check..."
+echo ""
+
+# =============================================================
+# STEP 4: Apply idle mode
+# =============================================================
+echo "[4/6] Applying idle mode (no players)..."
+mc_command "gamerule randomTickSpeed 0" "gamerule doMobSpawning false" "kill @e[type=!Player]"
+IDLE_MODE=true
+echo ""
+
+# =============================================================
+# STEP 5: BungeeCord
+# =============================================================
+echo "[5/6] BungeeCord config..."
+cd "$BUNGEE_DIR"
+
+cat > config.yml << 'EOF'
+server_connect_timeout: 5000
+remote_ping_cache: -1
+forge_support: false
+player_limit: 10
+permissions:
+  default:
+    - bungeecord.command.server
+  admin:
+    - bungeecord.command.alert
+timeout: 30000
+log_commands: false
+network_compression_threshold: 256
+online_mode: false
+disabled_commands:
+  - disabledcommandhere
+servers:
+  lobby:
+    motd: '&aEaglercraft Survival'
+    address: 127.0.0.1:25565
+    restricted: false
+listeners:
+  - query_port: 25577
+    motd: '&6Eaglercraft 1.8.8'
+    tab_list: GLOBAL_PING
+    query_enabled: false
+    proxy_protocol: false
+    forced_hosts: {}
+    ping_passthrough: false
+    priorities:
+      - lobby
+    bind_local_address: true
+    host: 127.0.0.1:25577
+    max_players: 10
+    tab_size: 60
+    force_default_server: true
+ip_forward: true
+remote_ping_timeout: 5000
+prevent_proxy_connections: false
+groups:
+  default:
+    - default
+connection_throttle: -1
+connection_throttle_limit: 0
+stats: none
+log_pings: false
+EOF
+
+LISTENERS_FILE=$(find_listeners_yml)
+
+if [ -z "$LISTENERS_FILE" ]; then
+    echo "[6/6] Generating EaglerXBungee config..."
+    cd "$BUNGEE_DIR"
+    $JAVA "${BUNGEE_JVM_FLAGS[@]}" \
+        -cp "sqlite-jdbc.jar:BungeeCord.jar" \
+        net.md_5.bungee.Bootstrap >> /tmp/bungee-gen.log 2>&1 &
+    GEN_PID=$!
+
+    for i in $(seq 1 60); do
+        if nc -z 127.0.0.1 8081 2>/dev/null || nc -z 127.0.0.1 7860 2>/dev/null; then
+            echo " EaglerXBungee started (~$((i*2))s)"
+            break
+        fi
+        if ! kill -0 $GEN_PID 2>/dev/null; then
+            echo " Generation failed"
+            tail -20 /tmp/bungee-gen.log
+            break
+        fi
+        sleep 2
+    done
+
+    sleep 3
+    kill $GEN_PID 2>/dev/null
+    wait $GEN_PID 2>/dev/null
+    for i in $(seq 1 15); do
+        nc -z 127.0.0.1 8081 2>/dev/null || break
+        sleep 1
+    done
+    sleep 2
+else
+    echo "[6/6] EaglerXBungee config exists"
+fi
+
+echo " Starting BungeeCord..."
+
+patch_eagler_port
+
+EAGLER_DIR=$(dirname "$(find_listeners_yml)" 2>/dev/null)
+if [ -n "$EAGLER_DIR" ]; then
+    mkdir -p "$EAGLER_DIR/drivers"
+    cp -f "$BUNGEE_DIR/sqlite-jdbc.jar" "$EAGLER_DIR/drivers/sqlite-jdbc.jar" 2>/dev/null
+fi
+
+> /tmp/bungee.log
+start_bungee
+echo " BungeeCord PID: $BUNGEE_PID"
+
+PORT_READY=false
+for i in $(seq 1 45); do
+    if nc -z 127.0.0.1 7860 2>/dev/null; then
+        PORT_READY=true
+        echo " Port 7860 OPEN (~$((i*2))s)"
+        break
+    fi
+    if ! kill -0 $BUNGEE_PID 2>/dev/null; then
+        echo " BungeeCord crashed!"
+        tail -20 /tmp/bungee.log
+        break
+    fi
+    sleep 2
+done
+
+if [ "$PORT_READY" = true ]; then
+    echo ""
+    echo "============================================"
+    echo " SERVER READY — EaglerCraft on :7860"
+    [ -n "$OP_USERNAME" ] && echo " OP: $OP_USERNAME (level 4)"
+    echo "============================================"
+else
+    echo " Port 7860 NOT open!"
+    for port in 7860 8081 25565 25577; do
+        nc -z 127.0.0.1 $port 2>/dev/null && echo "   OK $port" || echo "   FAIL $port"
+    done
+    LISTENERS_NOW=$(find_listeners_yml)
+    if [ -n "$LISTENERS_NOW" ] && grep -q ":8081" "$LISTENERS_NOW"; then
+        kill $BUNGEE_PID 2>/dev/null
+        wait $BUNGEE_PID 2>/dev/null
+        sleep 3
+        patch_eagler_port
+        start_bungee
+        sleep 20
+        nc -z 127.0.0.1 7860 2>/dev/null && echo " Port 7860 open!" || echo " Failed"
+    fi
+fi
+
+# =============================================================
+# Sync loop
+# =============================================================
+hf_sync_loop &
+SYNC_PID=$!
+
+# =============================================================
+# Shutdown
+# =============================================================
+graceful_shutdown() {
+    echo " Shutting down..."
+    mc_command "gamerule doMobSpawning true" "gamerule randomTickSpeed 3" "save-all"
+    sleep 5
+    hf_push_saves
+    kill $SYNC_PID $BACKEND_PID $BUNGEE_PID 2>/dev/null
+    exit 0
+}
+
+trap graceful_shutdown SIGTERM SIGINT SIGHUP
+
+# =============================================================
+# Monitor loop
+# =============================================================
+echo ""
+echo "Monitor loop started..."
+
+LAST_LOG_LINE=$(wc -l < /tmp/paper.log 2>/dev/null || echo 0)
+LOOP_COUNT=0
+
+while true; do
+    LOOP_COUNT=$((LOOP_COUNT + 1))
+
+    if ! kill -0 $BACKEND_PID 2>/dev/null; then
+        echo "[$(date '+%H:%M:%S')] WindSpigot crashed — restarting..."
+        hf_push_saves
+        IDLE_MODE=false
+        start_windspigot
+        sleep 45
+        # Re-OP after restart
+        if [ -n "$OP_USERNAME" ]; then
+            mc_command "op ${OP_USERNAME}" 2>/dev/null
+        fi
+        enter_idle_mode
+    fi
+
+    if ! kill -0 $BUNGEE_PID 2>/dev/null; then
+        echo "[$(date '+%H:%M:%S')] BungeeCord crashed — restarting..."
+        patch_eagler_port
+        start_bungee
+    fi
+
+    if ! kill -0 $SYNC_PID 2>/dev/null; then
+        hf_sync_loop &
+        SYNC_PID=$!
+    fi
+
+    if kill -0 $BACKEND_PID 2>/dev/null; then
+        PLAYER_COUNT=$(get_player_count)
+        if [ "$PLAYER_COUNT" != "0" ] && [ "$IDLE_MODE" = true ]; then
+            exit_idle_mode
+        elif [ "$PLAYER_COUNT" = "0" ] && [ "$IDLE_MODE" = false ]; then
+            enter_idle_mode
+        fi
+    fi
+
+    if [ $((LOOP_COUNT % 5)) -eq 0 ]; then
+        CURRENT_LINE=$(wc -l < /tmp/paper.log 2>/dev/null || echo 0)
+        if [ "$CURRENT_LINE" -gt "$LAST_LOG_LINE" ]; then
+            NEW_ERRORS=$(tail -n +"$((LAST_LOG_LINE + 1))" /tmp/paper.log | grep -c "ERROR\|SEVERE" || echo 0)
+            [ "$NEW_ERRORS" -gt 0 ] && echo "[$(date '+%H:%M:%S')] $NEW_ERRORS errors" && \
+                tail -n +"$((LAST_LOG_LINE + 1))" /tmp/paper.log | grep "ERROR\|SEVERE" | tail -3
+            LAST_LOG_LINE=$CURRENT_LINE
+        fi
+    fi
+
+    if [ $((LOOP_COUNT % 30)) -eq 0 ]; then
+        for LF in /tmp/paper.log /tmp/bungee.log; do
+            LS=$(stat -c%s "$LF" 2>/dev/null || echo 0)
+            if [ "$LS" -gt 10485760 ]; then
+                tail -1000 "$LF" > "${LF}.tmp" && mv "${LF}.tmp" "$LF"
+                echo "[$(date '+%H:%M:%S')] Trimmed $(basename $LF)"
+            fi
+        done
+        LAST_LOG_LINE=$(wc -l < /tmp/paper.log 2>/dev/null || echo 0)
+    fi
+
+    if [ $((LOOP_COUNT % 5)) -eq 0 ]; then
+        RSS=$(ps -p $BACKEND_PID -o rss= 2>/dev/null | awk '{printf "%.0f", $1/1024}')
+        echo "[STATUS] Players: ${PLAYER_COUNT:-?} | RAM: ${RSS:-?}MB | $([ "$IDLE_MODE" = true ] && echo IDLE || echo ACTIVE)"
+    fi
+
+    sleep 60
+done