每日备份 2026-06-10 12:57:13

config/openclaw/scripts/config-backup-monitor.sh

@@ -0,0 +1,98 @@
+#!/bin/bash
+#
+# OpenClaw 配置备份监控脚本
+# 功能：监控 openclaw.json 变化，自动备份，最多保留10个版本
+#
+
+OPENCLAW_CONFIG="/root/.openclaw/openclaw.json"
+BACKUP_DIR="/root/.openclaw/backups"
+MAX_BACKUPS=10
+CHECK_INTERVAL=60  # 每60秒检查一次
+
+# 确保备份目录存在
+mkdir -p "$BACKUP_DIR"
+
+# 获取当前文件的md5
+get_md5() {
+    md5sum "$OPENCLAW_CONFIG" 2>/dev/null | cut -d' ' -f1
+}
+
+# 记录日志
+log() {
+    echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1"
+}
+
+# 备份函数
+backup_config() {
+    local current_md5=$(get_md5)
+    local timestamp=$(date '+%Y-%m-%d_%H-%M-%S')
+    local backup_file="$BACKUP_DIR/openclaw.json.$timestamp.bak"
+
+    # 复制配置文件
+    cp "$OPENCLAW_CONFIG" "$backup_file"
+    log "已备份: $backup_file (md5: $current_md5)"
+
+    # 清理旧备份，保留最多10个
+    backup_count=$(ls -1 "$BACKUP_DIR"/openclaw.json.*.bak 2>/dev/null | wc -l)
+    if [ "$backup_count" -gt "$MAX_BACKUPS" ]; then
+        # 按修改时间删除最旧的备份
+        old_backups=$(ls -1t "$BACKUP_DIR"/openclaw.json.*.bak | tail -n +$((MAX_BACKUPS + 1)))
+        for old_backup in $old_backups; do
+            rm -f "$old_backup"
+            log "已删除旧备份: $old_backup"
+        done
+    fi
+
+    # 保存当前md5供下次对比
+    echo "$current_md5" > "$BACKUP_DIR/.last_md5"
+}
+
+# 主循环
+main() {
+    log "配置备份监控启动..."
+
+    # 首次运行：备份当前配置
+    if [ -f "$OPENCLAW_CONFIG" ]; then
+        # 检查是否有上次记录的md5
+        if [ -f "$BACKUP_DIR/.last_md5" ]; then
+            last_md5=$(cat "$BACKUP_DIR/.last_md5")
+            current_md5=$(get_md5)
+
+            if [ "$last_md5" != "$current_md5" ]; then
+                log "检测到配置变化，首次备份..."
+                backup_config
+            else
+                log "配置无变化，跳过备份"
+                # 更新md5记录（确保文件存在）
+                get_md5 > "$BACKUP_DIR/.last_md5"
+            fi
+        else
+            log "首次运行，备份当前配置..."
+            backup_config
+        fi
+    else
+        log "错误: 配置文件不存在: $OPENCLAW_CONFIG"
+        exit 1
+    fi
+
+    # 持续监控循环
+    while true; do
+        sleep "$CHECK_INTERVAL"
+
+        if [ ! -f "$OPENCLAW_CONFIG" ]; then
+            log "错误: 配置文件丢失: $OPENCLAW_CONFIG"
+            sleep 60
+            continue
+        fi
+
+        current_md5=$(get_md5)
+        last_md5=$(cat "$BACKUP_DIR/.last_md5" 2>/dev/null)
+
+        if [ "$last_md5" != "$current_md5" ]; then
+            log "检测到配置变化，开始备份..."
+            backup_config
+        fi
+    done
+}
+
+main