376 lines
13 KiB
Plaintext
376 lines
13 KiB
Plaintext
# 停止所有监控进程
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/root/monitor/cmd_monitor.sh stop
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pkill -f "cmd_monitor.sh" 2>/dev/null
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rm -f /tmp/cmd_monitor.pid
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# 创建修复版的监控脚本
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cat > /root/monitor/cmd_monitor_fixed.sh << 'EOF'
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#!/bin/bash
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INSTALL_DIR="/root/monitor"
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SCRIPT_PATH="$INSTALL_DIR/cmd_monitor_fixed.sh"
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LOG_DIR="/root/command_logs"
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PID_FILE="/tmp/cmd_monitor.pid"
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LOCK_FILE="/tmp/cmd_monitor.lock"
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# 获取客户端IP和地理位置
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get_client_ip() {
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local ip="unknown"
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[ -n "$SSH_CLIENT" ] && ip=$(echo "$SSH_CLIENT" | awk '{print $1}')
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[ "$ip" = "unknown" ] && [ -n "$SSH_CONNECTION" ] && ip=$(echo "$SSH_CONNECTION" | awk '{print $1}')
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echo "$ip"
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}
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get_ip_location() {
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local ip="$1"
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[ "$ip" = "unknown" ] && echo "unknown" && return
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[ "$ip" = "127.0.0.1" ] && echo "localhost" && return
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[ "$ip" = "::1" ] && echo "localhost" && return
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# 使用ipapi.co获取地理位置信息
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location=$(curl -s -m 2 "http://ipapi.co/$ip/country_name/" 2>/dev/null || echo "unknown")
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city=$(curl -s -m 2 "http://ipapi.co/$ip/city/" 2>/dev/null || echo "")
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if [ "$location" != "unknown" ] && [ -n "$city" ] && [ "$city" != "unknown" ]; then
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echo "$city, $location"
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elif [ "$location" != "unknown" ]; then
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echo "$location"
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else
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echo "unknown"
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fi
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}
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# 检查是否已经运行
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is_running() {
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if [ -f "$PID_FILE" ]; then
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local pid=$(cat "$PID_FILE" 2>/dev/null)
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if ps -p "$pid" >/dev/null 2>&1; then
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return 0
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else
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rm -f "$PID_FILE"
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fi
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fi
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return 1
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}
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# 获取锁
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acquire_lock() {
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exec 200>"$LOCK_FILE"
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flock -n 200 && return 0
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return 1
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}
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# 释放锁
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release_lock() {
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flock -u 200
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rm -f "$LOCK_FILE"
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}
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# 检查to命令
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if [ "$1" = "to" ]; then
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if is_running; then
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echo "切换到前台显示模式..."
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# 不停止后台进程，只是启动前台显示
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exec "$SCRIPT_PATH" display
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else
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echo "启动后台监控+前台显示模式..."
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exec "$SCRIPT_PATH" both
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fi
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exit 0
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fi
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case "$1" in
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both|start)
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if ! acquire_lock; then
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echo "监控已经在运行中"
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exit 1
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fi
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echo "启动后台监控+前台显示模式..."
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# 设置实时history
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for user_dir in /home/* /root; do
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[ -d "$user_dir" ] || continue
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bashrc="$user_dir/.bashrc"
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[ -f "$bashrc" ] || continue
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if ! grep -q "PROMPT_COMMAND.*history" "$bashrc" 2>/dev/null; then
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echo 'export PROMPT_COMMAND="history -a; history -c; history -r"' >> "$bashrc"
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echo "已为 $user_dir 设置实时history"
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fi
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done
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# 启动后台监控
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(
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echo "=== 后台监控启动: $(date) ===" >> "$LOG_DIR/monitor.log"
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declare -A last_sizes
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# 初始化文件大小
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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 "$history_file" ] && last_sizes["$user"]=$(stat -c%s "$history_file" 2>/dev/null || echo 0)
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done
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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 "$history_file" ] || continue
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current_size=$(stat -c%s "$history_file" 2>/dev/null || echo 0)
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last_size=${last_sizes["$user"]:-0}
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if [ "$current_size" -gt "$last_size" ]; then
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new_cmd=$(tail -n 1 "$history_file" 2>/dev/null | sed 's/^[ \t]*//;s/[ \t]*$//')
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if [ -n "$new_cmd" ] && [ ${#new_cmd} -gt 1 ]; then
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# 过滤简单命令
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case "$new_cmd" in
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ls|cd|pwd|ll|history|exit|clear|to|"."|"..")
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continue
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;;
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*)
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client_ip=$(get_client_ip)
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location=$(get_ip_location "$client_ip")
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timestamp=$(date '+%Y-%m-%d %H:%M:%S')
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log_entry="[$timestamp] 用户:$user | 命令:$new_cmd | 来源IP:$client_ip | 位置:$location"
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echo "$log_entry" >> "$LOG_DIR/monitor.log"
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# 同时输出到前台（如果有人在看）
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echo "$log_entry" > /tmp/cmd_monitor.last_cmd
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;;
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esac
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fi
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last_sizes["$user"]=$current_size
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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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release_lock
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echo "✅ 后台监控已启动 (PID: $!)"
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echo "📝 日志文件: $LOG_DIR/monitor.log"
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# 启动前台显示
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echo "🔍 启动前台显示..."
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exec "$SCRIPT_PATH" display
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;;
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display|foreground)
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echo "🔍 前台显示模式启动..."
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echo "💡 后台监控持续运行中"
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echo "💡 输入 'to' 切换到纯后台模式"
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echo "⏹️ 按 Ctrl+C 停止显示（后台继续运行）"
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echo "================================"
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# 显示最后几条记录
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if [ -f "$LOG_DIR/monitor.log" ]; then
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echo "最近记录:"
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tail -5 "$LOG_DIR/monitor.log" | while read line; do
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echo " 📌 $line"
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done
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echo "------------------------"
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fi
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# 设置信号处理
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trap 'echo -e "\n🛑 停止前台显示（后台监控继续运行）"; exit 0' INT TERM
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# 实时显示新命令
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while true; do
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# 检测to命令输入
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if read -t 1 -n 2 input 2>/dev/null; then
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if [ "$input" = "to" ]; then
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echo "🔄 切换到纯后台模式..."
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echo "✅ 后台监控继续运行中"
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echo "📝 查看日志: tail -f $LOG_DIR/monitor.log"
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exit 0
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fi
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fi
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# 显示新命令
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if [ -f /tmp/cmd_monitor.last_cmd ]; then
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cat /tmp/cmd_monitor.last_cmd
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rm -f /tmp/cmd_monitor.last_cmd
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fi
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done
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;;
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background)
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if ! acquire_lock; then
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echo "监控已经在运行中"
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exit 1
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fi
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# 只启动后台，不显示前台
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echo "启动纯后台监控模式..."
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# 设置实时history
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for user_dir in /home/* /root; do
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[ -d "$user_dir" ] || continue
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bashrc="$user_dir/.bashrc"
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[ -f "$bashrc" ] || continue
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if ! grep -q "PROMPT_COMMAND.*history" "$bashrc" 2>/dev/null; then
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echo 'export PROMPT_COMMAND="history -a; history -c; history -r"' >> "$bashrc"
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fi
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done
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# 启动后台监控
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(
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echo "=== 后台监控启动: $(date) ===" >> "$LOG_DIR/monitor.log"
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declare -A last_sizes
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# 初始化文件大小
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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 "$history_file" ] && last_sizes["$user"]=$(stat -c%s "$history_file" 2>/dev/null || echo 0)
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done
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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 "$history_file" ] || continue
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current_size=$(stat -c%s "$history_file" 2>/dev/null || echo 0)
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last_size=${last_sizes["$user"]:-0}
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if [ "$current_size" -gt "$last_size" ]; then
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new_cmd=$(tail -n 1 "$history_file" 2>/dev/null | sed 's/^[ \t]*//;s/[ \t]*$//')
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if [ -n "$new_cmd" ] && [ ${#new_cmd} -gt 1 ]; then
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case "$new_cmd" in
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ls|cd|pwd|ll|history|exit|clear|to|"."|"..")
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continue
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;;
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*)
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client_ip=$(get_client_ip)
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location=$(get_ip_location "$client_ip")
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timestamp=$(date '+%Y-%m-%d %H:%M:%S')
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log_entry="[$timestamp] 用户:$user | 命令:$new_cmd | 来源IP:$client_ip | 位置:$location"
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echo "$log_entry" >> "$LOG_DIR/monitor.log"
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;;
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esac
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fi
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last_sizes["$user"]=$current_size
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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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release_lock
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echo "✅ 纯后台监控已启动 (PID: $!)"
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echo "📝 日志文件: $LOG_DIR/monitor.log"
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echo "🔍 查看实时日志: tail -f $LOG_DIR/monitor.log"
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;;
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stop)
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if [ -f "$PID_FILE" ]; then
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pid=$(cat "$PID_FILE")
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if ps -p "$pid" >/dev/null 2>&1; then
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kill "$pid" 2>/dev/null
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rm -f "$PID_FILE"
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rm -f "$LOCK_FILE"
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rm -f /tmp/cmd_monitor.last_cmd
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echo "✅ 监控已停止 (PID: $pid)"
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else
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rm -f "$PID_FILE"
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rm -f "$LOCK_FILE"
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echo "⚠️ 监控进程不存在，已清理"
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fi
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else
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echo "ℹ️ 监控未运行"
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fi
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;;
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status)
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if is_running; then
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pid=$(cat "$PID_FILE")
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echo "✅ 监控运行中 (PID: $pid)"
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echo "📝 日志文件: $LOG_DIR/monitor.log"
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echo "📊 日志行数: $(wc -l < "$LOG_DIR/monitor.log" 2>/dev/null || echo 0)"
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else
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echo "❌ 监控未运行"
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fi
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;;
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install)
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# 创建日志目录
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mkdir -p "$LOG_DIR"
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# 设置开机自启动（使用both模式）
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echo "🔧 设置开机自启动..."
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(crontab -l 2>/dev/null | grep -v "$SCRIPT_PATH"; echo "@reboot $SCRIPT_PATH background >/dev/null 2>&1") | crontab -
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# 设置to命令别名
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echo "🔧 设置命令别名..."
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for user_dir in /home/* /root; do
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[ -d "$user_dir" ] || continue
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bashrc="$user_dir/.bashrc"
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[ -f "$bashrc" ] || continue
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if ! grep -q "alias to=" "$bashrc" 2>/dev/null; then
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echo "alias to='$SCRIPT_PATH to'" >> "$bashrc"
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echo "✅ 已为 $user_dir 设置别名"
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fi
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done
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echo ""
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echo "🎉 安装完成!"
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echo "========================"
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echo "立即使用:"
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echo " to - 启动后台+前台显示模式"
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echo " $SCRIPT_PATH both - 后台+前台显示模式"
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echo " $SCRIPT_PATH background - 纯后台模式"
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echo " $SCRIPT_PATH display - 仅前台显示"
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echo " $SCRIPT_PATH stop - 停止监控"
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echo " $SCRIPT_PATH status - 查看状态"
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echo ""
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echo "请运行: source ~/.bashrc"
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;;
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logs)
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if [ -f "$LOG_DIR/monitor.log" ]; then
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tail -20 "$LOG_DIR/monitor.log"
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else
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echo "日志文件不存在: $LOG_DIR/monitor.log"
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fi
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;;
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*)
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echo "命令监控系统 (增强版)"
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echo "========================"
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echo "使用方法: $0 {both|background|display|stop|status|install|logs|to}"
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echo ""
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echo "模式说明:"
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echo " both - 后台监控+前台实时显示"
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echo " background - 纯后台监控模式"
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echo " display - 仅前台显示（后台需运行）"
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echo " to - 智能切换模式"
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echo ""
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echo "安装后直接使用 'to' 命令"
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;;
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esac
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EOF
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chmod +x /root/monitor/cmd_monitor_fixed.sh
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# 更新别名指向新脚本
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sed -i 's|alias to=.*|alias to="/root/monitor/cmd_monitor_fixed.sh to"|' ~/.bashrc
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# 更新crontab指向新脚本
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(crontab -l 2>/dev/null | grep -v "cmd_monitor" | grep -v "monitor") | crontab -
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(crontab -l 2>/dev/null; echo "@reboot /bin/bash /root/monitor/cmd_monitor_fixed.sh background >/dev/null 2>&1") | crontab -
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# 重新加载配置
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source ~/.bashrc
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echo "修复完成！现在测试新版本："
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echo "to # 启动后台+前台显示模式"
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