mirror of
https://github.com/hotyue/IP-Sentinel.git
synced 2026-05-11 18:19:40 +08:00
203 lines
8.7 KiB
Bash
Executable File
203 lines
8.7 KiB
Bash
Executable File
#!/bin/bash
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# ==========================================================
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# 脚本名称: agent_daemon.sh (受控节点 Webhook 守护进程 V3.0.3)
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# 核心功能: 智能防打扰注册、进程自检、模块级路由分发(403拦截)
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# ==========================================================
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INSTALL_DIR="/opt/ip_sentinel"
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CONFIG_FILE="${INSTALL_DIR}/config.conf"
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IP_CACHE="${INSTALL_DIR}/core/.last_ip"
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[ ! -f "$CONFIG_FILE" ] && exit 1
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source "$CONFIG_FILE"
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# 如果没有配置 TG，说明未开启联控模式，直接退出
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[ -z "$TG_TOKEN" ] || [ -z "$CHAT_ID" ] && exit 0
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# 默认 Webhook 监听端口
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AGENT_PORT=${AGENT_PORT:-9527}
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NODE_NAME=$(hostname | cut -c 1-15)
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# --- [重点升级 1: 守护进程防冲突自检] ---
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if pgrep -f "webhook.py $AGENT_PORT" > /dev/null; then
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exit 0
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fi
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# 1. [v3.0.1修复] 严格按照 install.sh 锁定的网络协议 (v4/v6) 获取 IP
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RAW_IP=$(curl -${IP_PREF:-4} -s -m 5 api.ip.sb/ip | tr -d '[:space:]')
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# 为新获取到的 v6 自动加方括号，以确保与之前锁定的格式对齐比对
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if [[ "$RAW_IP" == *":"* ]] && [[ "$RAW_IP" != *"["* ]]; then
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AGENT_IP="[${RAW_IP}]"
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else
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AGENT_IP="$RAW_IP"
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fi
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if [ -n "$AGENT_IP" ]; then
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# --- [重点升级 2: 智能防打扰注册机制] ---
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LAST_IP=""
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[ -f "$IP_CACHE" ] && LAST_IP=$(cat "$IP_CACHE" | tr -d '[:space:]')
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# 只有当这是第一次运行，或者公网 IP 发生变动时，才发送 Telegram 申请
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if [ "$AGENT_IP" != "$LAST_IP" ]; then
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REG_MSG="👋 **[边缘节点接入申请]**%0A节点: \`${NODE_NAME}\`%0A地址: \`${AGENT_IP}:${AGENT_PORT}\`%0A%0A⚠️ **安全验证**: 为防止非法节点接入，请长按复制下方代码，并**发送给我**以完成最终授权录入：%0A%0A\`#REGISTER#|${NODE_NAME}|${AGENT_IP}|${AGENT_PORT}\`"
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curl -s -m 5 -X POST "${TG_API_URL}" \
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-d "chat_id=${CHAT_ID}" \
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-d "text=${REG_MSG}" \
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-d "parse_mode=Markdown" > /dev/null
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echo "✅ [Agent] 已向司令部发送接入申请，请在 Telegram 手机端完成授权！"
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echo "$AGENT_IP" > "$IP_CACHE"
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else
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echo "ℹ️ [Agent] IP 未变动 ($AGENT_IP)，跳过重复注册申请。"
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fi
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fi
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# 3. 启动轻量级 Python3 Webhook 监听服务 (带 403 权限校验路由)
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cat > "${INSTALL_DIR}/core/webhook.py" << 'EOF'
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import http.server
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import socketserver
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import subprocess
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import sys
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import os
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import html # [v3.0.2+ 修复] 用于安全转义日志中的特殊字符
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PORT = int(sys.argv[1])
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# 🛡️ [v3.0.2 紧急加固] 提取全局鉴权 Token (利用 CHAT_ID 作为 PSK 预共享密钥)
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AUTH_TOKEN = ""
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if os.path.exists('/opt/ip_sentinel/config.conf'):
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with open('/opt/ip_sentinel/config.conf', 'r') as f:
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for line in f:
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line = line.strip()
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if line.startswith('CHAT_ID='):
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AUTH_TOKEN = line.split('=', 1)[1].strip('"\'')
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break
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class AgentHandler(http.server.BaseHTTPRequestHandler):
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def do_GET(self):
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# 🛡️ 鉴权拦截器：防非法扫描与 DDoS 资源耗尽
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if AUTH_TOKEN and f"auth={AUTH_TOKEN}" not in self.path:
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self.send_response(401)
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self.send_header("Content-type", "text/plain")
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self.end_headers()
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self.wfile.write(b"401 Unauthorized: Access Denied\n")
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return
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# 路由 1: Google 区域纠偏 (由于 URL 带有 auth 参数，必须由 == 改为 startswith)
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if self.path.startswith('/trigger_google') or self.path.startswith('/trigger_run'):
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if os.path.exists('/opt/ip_sentinel/core/mod_google.sh'):
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self.send_response(200)
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self.send_header("Content-type", "text/plain")
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self.end_headers()
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self.wfile.write(b"Action Accepted: mod_google\n")
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subprocess.Popen(['bash', '/opt/ip_sentinel/core/mod_google.sh'])
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else:
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self.send_response(403)
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self.send_header("Content-type", "text/plain")
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self.end_headers()
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self.wfile.write(b"403 Forbidden: Google Module Disabled\n")
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# 路由 2: IP 信用净化
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elif self.path.startswith('/trigger_trust'):
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if os.path.exists('/opt/ip_sentinel/core/mod_trust.sh'):
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self.send_response(200)
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self.send_header("Content-type", "text/plain")
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self.end_headers()
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self.wfile.write(b"Action Accepted: mod_trust\n")
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subprocess.Popen(['bash', '/opt/ip_sentinel/core/mod_trust.sh'])
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else:
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self.send_response(403)
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self.send_header("Content-type", "text/plain")
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self.end_headers()
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self.wfile.write(b"403 Forbidden: Trust Module Disabled\n")
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# 路由 3: 触发战报推送
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elif self.path.startswith('/trigger_report'):
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self.send_response(200)
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self.send_header("Content-type", "text/plain")
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self.end_headers()
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self.wfile.write(b"Action Accepted: tg_report\n")
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subprocess.Popen(['bash', '/opt/ip_sentinel/core/tg_report.sh'])
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# 路由 4: 抓取并回传实时日志 (v3.0.2 鲁棒性增强版)
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elif self.path.startswith('/trigger_log'):
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self.send_response(200)
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self.send_header("Content-type", "text/plain")
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self.end_headers()
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self.wfile.write(b"Action Accepted: fetch_log\n")
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import urllib.request
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import urllib.parse
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try:
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config = {}
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if os.path.exists('/opt/ip_sentinel/config.conf'):
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with open('/opt/ip_sentinel/config.conf', 'r') as f:
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for line in f:
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line = line.strip()
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if '=' in line and not line.startswith('#'):
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key, val = line.split('=', 1)
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config[key] = val.strip('"\'')
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# 🛡️ 核心修复：HTML 转义防止 Telegram 报错
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log_data = "日志文件不存在或为空"
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log_path = '/opt/ip_sentinel/logs/sentinel.log'
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if os.path.exists(log_path):
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with open(log_path, 'r', errors='ignore') as f:
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lines = f.readlines()
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if lines:
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# 抓取最后 15 行并进行转义，确保 [ ] & < > 不会破坏消息
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log_data = html.escape("".join(lines[-15:]))
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node_name = subprocess.check_output(['hostname']).decode('utf-8').strip()[:15]
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# 🛡️ 核心修复：使用 HTML 模式，日志显示更整齐且稳定
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text_msg = f"📄 <b>[{node_name}] 实时运行日志:</b>\n<pre><code>{log_data}</code></pre>"
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data = urllib.parse.urlencode({
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'chat_id': config.get('CHAT_ID', ''),
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'text': text_msg,
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'parse_mode': 'HTML'
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}).encode('utf-8')
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# 🛡️ 核心修复：补全 UA 头，通过安全网关校验
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req = urllib.request.Request(
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config.get('TG_API_URL', ''),
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data=data,
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headers={'User-Agent': 'IP-Sentinel-Agent/3.0.2'}
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)
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urllib.request.urlopen(req, timeout=10)
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except Exception as e:
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# 发生错误时在本地打印，便于长官排查
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print(f"Log transmission failed: {e}")
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else:
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self.send_response(404)
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self.end_headers()
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def log_message(self, format, *args):
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pass
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import socket
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# ================== [v3.0.3 变更: 引入多线程模型抵抗 Slowloris 攻击] ==================
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class ThreadedDualStackServer(socketserver.ThreadingMixIn, socketserver.TCPServer):
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allow_reuse_address = True # 开启端口复用，防止热重启时端口冲突
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address_family = socket.AF_INET6 if socket.has_ipv6 else socket.AF_INET
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try:
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bind_addr = "::" if socket.has_ipv6 else ""
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with ThreadedDualStackServer((bind_addr, PORT), AgentHandler) as httpd:
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httpd.serve_forever()
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except Exception as e:
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sys.exit(1)
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# ====================================================================================
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EOF
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# --- [重点升级 3: 真正的静默后台启动] ---
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echo "🚀 [Agent] 正在后台启动 Webhook 监听服务 (端口: $AGENT_PORT)..."
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nohup python3 "${INSTALL_DIR}/core/webhook.py" "$AGENT_PORT" > /dev/null 2>&1 &
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disown 2>/dev/null || true
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echo "✅ [Agent] 守护进程启动完毕，可安全关闭终端。" |