84 lines
2.6 KiB
Plaintext
84 lines
2.6 KiB
Plaintext
# 创建最简单的监控脚本
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cat > /usr/local/bin/monitor << 'EOF'
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#!/bin/bash
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LOG_FILE="/root/command_logs/monitor.log"
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PID_FILE="/tmp/monitor.pid"
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case "$1" in
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start)
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# 设置实时history
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echo 'export PROMPT_COMMAND="history -a; history -c; history -r"' >> ~/.bashrc
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source ~/.bashrc
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# 启动监控进程
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(
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mkdir -p /root/command_logs
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declare -A sizes
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while true; do
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for user_dir in /home/* /root; do
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[ -d "$user_dir" ] || continue
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user=$(basename "$user_dir")
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history_file="$user_dir/.bash_history"
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[ -f "$history_file" ] || continue
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current=$(stat -c%s "$history_file" 2>/dev/null || echo 0)
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last=${sizes["$user"]:-0}
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if [ "$current" -gt "$last" ]; then
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cmd=$(tail -n 1 "$history_file" 2>/dev/null)
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if [ -n "$cmd" ] && [ ${#cmd} -gt 1 ]; then
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case "$cmd" in
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ls|cd|pwd|ll|history|exit|clear|"."|"..") continue ;;
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*)
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ip="unknown"
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[ -n "$SSH_CLIENT" ] && ip=$(echo "$SSH_CLIENT" | awk '{print $1}')
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echo "[$(date '+%Y-%m-%d %H:%M:%S')] 用户:$user | 命令:$cmd | 来源:$ip" >> "$LOG_FILE"
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;;
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esac
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fi
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sizes["$user"]=$current
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fi
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done
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sleep 2
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done
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) &
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echo $! > "$PID_FILE"
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echo "监控已启动"
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;;
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stop)
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[ -f "$PID_FILE" ] && kill $(cat "$PID_FILE") 2>/dev/null
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rm -f "$PID_FILE"
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echo "监控已停止"
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;;
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view)
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if [ -f "$LOG_FILE" ]; then
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tail -f "$LOG_FILE"
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else
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echo "暂无日志"
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fi
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;;
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*)
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echo "使用方法:"
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echo " monitor start # 启动监控"
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echo " monitor stop # 停止监控"
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echo " monitor view # 查看日志"
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;;
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esac
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EOF
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chmod +x /usr/local/bin/monitor
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# 设置开机启动
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(crontab -l 2>/dev/null; echo "@reboot /usr/local/bin/monitor start >/dev/null 2>&1") | crontab -
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# 启动监控
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monitor start
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echo "简化版安装完成!"
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echo "使用: monitor view 查看实时日志"
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