每日备份 2026-06-10 12:57:13

config/openclaw/scripts/resource-guard.sh

@@ -0,0 +1,54 @@
+#!/bin/bash
+# 资源守卫 - 执行前检查机器资源
+
+THRESHOLD_MEM=80
+THRESHOLD_LOAD=1.5
+MIN_DISK_GB=5
+MIN_MEM_AVAILABLE_GB=1
+
+LOG_DIR="/var/log/openclaw"
+RESOURCE_LOG="${LOG_DIR}/resource-guard.log"
+
+check_resources() {
+    local cpu_usage load_5min num_cores normalized_load mem_total mem_available mem_pct disk_free exit_code=0
+    
+    load_5min=$(uptime | awk -F'load average:' '{print $2}' | awk '{print $2}' | sed 's/,//')
+    num_cores=$(nproc)
+    normalized_load=$(echo "scale=2; $load_5min / $num_cores" | bc 2>/dev/null || echo "99")
+    
+    # 可靠提取Mem行
+    local mem_info
+    mem_info=$(free -m | awk 'NR==2{print $2, $3, $4, $7}')
+    mem_total=$(echo "$mem_info" | awk '{print $1}')
+    mem_available=$(echo "$mem_info" | awk '{print $4}')
+    mem_pct=$(( (mem_total - mem_available) * 100 / mem_total ))
+    
+    disk_free=$(df -BG / | tail -1 | awk '{print $4}' | tr -d 'G')
+    
+    echo "[资源] 负载:${load_5min}(归一化:${normalized_load}) 内存:${mem_pct}% 可用:${mem_available}MB 磁盘:${disk_free}GB"
+    
+    (( $(echo "$normalized_load > $THRESHOLD_LOAD" | bc -l 2>/dev/null) )) && echo "⚠️ 负载(${load_5min})>阈值(${THRESHOLD_LOAD}x$num_cores核)" && exit_code=1
+    [ "$mem_pct" -gt "$THRESHOLD_MEM" ] && echo "⚠️ 内存(${mem_pct}%)>${THRESHOLD_MEM}%" && exit_code=1
+    [ "$mem_available" -lt $((MIN_MEM_AVAILABLE_GB * 1024)) ] && echo "⚠️ 可用内存(${mem_available}MB)<${MIN_MEM_AVAILABLE_GB}GB" && exit_code=1
+    [ "$disk_free" -lt "$MIN_DISK_GB" ] && echo "⚠️ 磁盘(${disk_free}GB)<${MIN_DISK_GB}GB" && exit_code=1
+    
+    [ "$exit_code" -eq 0 ] && echo "✅ 资源检查通过" || echo "❌ 资源不足"
+    
+    # 写入日志（无论通过与否）
+    mkdir -p "$LOG_DIR"
+    echo "[$(date '+%Y-%m-%d %H:%M:%S')] load=${load_5min}(norm=${normalized_load}) mem=${mem_pct}% avail=${mem_available}MB disk=${disk_free}GB -> $([ $exit_code -eq 0 ] && echo PASS || echo FAIL)" >> "$RESOURCE_LOG"
+    
+    return $exit_code
+}
+
+case "$1" in
+    --check) check_resources ;;
+    *) 
+        if check_resources; then
+            eval "$*"
+        else
+            echo "跳过: $*"
+            exit 1
+        fi
+        ;;
+esac