feat(status): 优化状态查询功能，增加系统、网络和操作系统信息展示

plugins/bot_status.py

@@ -7,7 +7,11 @@ import os
 import psutil
 import time
 import asyncio
+import socket
+import platform
 from datetime import datetime, timedelta
+from functools import lru_cache
+from typing import Optional
 
 from core.bot import Bot
 from core.managers.command_manager import matcher
@@ -16,7 +20,7 @@ from core.managers.redis_manager import redis_manager
 from core.utils.executor import run_in_thread_pool
 from core.utils.logger import logger
 from models.events.message import MessageEvent, MessageSegment
-from models.objects import LoginInfo, Status, VersionInfo
+from models.objects import Status, VersionInfo
 
 __plugin_meta__ = {
     "name": "bot_status",
@@ -28,14 +32,17 @@ __plugin_meta__ = {
 START_TIME = time.time()
 # 获取当前进程
 PROCESS = psutil.Process(os.getpid())
+# 缓存bot昵称（12小时过期）
+_nickname_cache: dict[str, tuple[str, float]] = {}
 
 def _get_system_info():
     """
     同步函数：使用 psutil 获取系统信息，避免阻塞事件循环。
+    优化：使用 interval=None 获取自上次调用以来的平均 CPU 使用率
     """
     try:
-        # interval=1 会阻塞1秒，必须在线程池中运行
+        # interval=None 会返回自上次调用以来的平均值，不会阻塞
-        cpu_percent = psutil.cpu_percent(interval=1)
+        cpu_percent = psutil.cpu_percent(interval=None)
         mem_info = psutil.virtual_memory()
         bot_mem_mb = PROCESS.memory_info().rss / (1024 * 1024)
         
@@ -45,159 +52,333 @@ def _get_system_info():
         # 网络信息
         net_io = psutil.net_io_counters()
         
+        # 进程数
+        process_count = len(psutil.pids())
+        
+        # CPU核心数
+        cpu_count = psutil.cpu_count(logical=True)
+        cpu_count_physical = psutil.cpu_count(logical=False)
+        
         return {
             "cpu_percent": f"{cpu_percent:.1f}",
+            "cpu_count": cpu_count,
+            "cpu_count_physical": cpu_count_physical,
             "mem_percent": f"{mem_info.percent:.1f}",
             "mem_total": f"{mem_info.total / (1024**3):.1f}",
             "mem_used": f"{mem_info.used / (1024**3):.1f}",
+            "mem_available": f"{mem_info.available / (1024**3):.1f}",
             "bot_mem_mb": f"{bot_mem_mb:.2f}",
             "disk_percent": f"{disk_usage.percent:.1f}",
             "disk_total": f"{disk_usage.total / (1024**3):.1f}",
             "disk_used": f"{disk_usage.used / (1024**3):.1f}",
+            "disk_free": f"{disk_usage.free / (1024**3):.1f}",
             "net_sent": f"{net_io.bytes_sent / (1024**2):.1f}",
             "net_recv": f"{net_io.bytes_recv / (1024**2):.1f}",
+            "process_count": process_count,
         }
     except Exception as e:
         logger.error(f"获取系统信息失败: {e}")
+        return _create_error_system_info("N/A")
+
+async def _get_bot_nickname(bot: Bot) -> str:
+    """
+    异步获取bot昵称，带缓存机制（12小时过期）
+    """
+    cache_key = f"bot_{bot.self_id}"
+    now = time.time()
+    
+    # 检查缓存是否有效
+    if cache_key in _nickname_cache:
+        nickname, timestamp = _nickname_cache[cache_key]
+        if now - timestamp < 43200:  # 12小时
+            return nickname
+    
+    # 优先使用 get_stranger_info，更轻量
+    try:
+        stranger_info = await bot.get_stranger_info(user_id=bot.self_id)
+        nickname = stranger_info.nickname
+    except Exception:
+        try:
+            login_info = await bot.get_login_info()
+            nickname = login_info.nickname
+        except Exception as e:
+            logger.warning(f"获取bot昵称失败: {e}")
+            nickname = "获取失败"
+    
+    _nickname_cache[cache_key] = (nickname, now)
+    return nickname
+
+async def _get_bot_info(bot: Bot, start_time: float) -> dict:
+    """
+    收集bot信息（id、昵称、头像、启动时间等）
+    """
+    nickname = await _get_bot_nickname(bot)
+    
+    uptime_seconds = int(time.time() - start_time)
+    uptime_delta = timedelta(seconds=uptime_seconds)
+    days = uptime_delta.days
+    hours, remainder = divmod(uptime_delta.seconds, 3600)
+    minutes, seconds = divmod(remainder, 60)
+    uptime_str = f"{days}天 {hours:02}:{minutes:02}:{seconds:02}"
+    
+    return {
+        "user_id": bot.self_id,
+        "nickname": nickname,
+        "avatar_url": f"https://q1.qlogo.cn/g?b=qq&nk={bot.self_id}&s=640",
+        "start_time": datetime.fromtimestamp(start_time).strftime("%Y-%m-%d %H:%M:%S"),
+        "uptime": uptime_str,
+    }
+
+async def _get_version_info(bot: Bot) -> dict:
+    """
+    获取版本信息，失败时返回默认值
+    """
+    try:
+        version_info = await bot.get_version_info()
         return {
-            "cpu_percent": "N/A",
+            "app_name": version_info.app_name,
-            "mem_percent": "N/A",
+            "app_version": version_info.app_version,
-            "mem_total": "N/A",
+            "protocol_version": version_info.protocol_version,
-            "mem_used": "N/A",
+        }
-            "bot_mem_mb": "N/A",
+    except Exception as e:
-            "disk_percent": "N/A",
+        logger.warning(f"获取版本信息失败: {e}")
-            "disk_total": "N/A",
+        return {
-            "disk_used": "N/A",
+            "app_name": "获取失败",
-            "net_sent": "N/A",
+            "app_version": "N/A",
-            "net_recv": "N/A",
+            "protocol_version": "N/A",
+        }
+
+async def _get_stats(redis_manager) -> tuple[dict, list]:
+    """
+    获取统计数据和命令排行
+    """
+    try:
+        msgs_recv = await redis_manager.get("neobot:stats:messages_received") or 0
+        msgs_sent = await redis_manager.get("neobot:stats:messages_sent") or 0
+        command_stats_raw = await redis_manager.redis.hgetall("neobot:command_stats")
+        
+        total_commands = sum(int(v) for v in command_stats_raw.values()) if command_stats_raw else 0
+        
+        stats_data = {
+            "messages_received": int(msgs_recv),
+            "messages_sent": int(msgs_sent),
+            "total_commands": total_commands,
+        }
+
+        command_stats_data = sorted(
+            [{"name": k, "count": int(v)} for k, v in command_stats_raw.items()],
+            key=lambda x: x["count"],
+            reverse=True
+        ) if command_stats_raw else []
+        
+        return stats_data, command_stats_data
+    except Exception as e:
+        logger.error(f"获取统计数据失败: {e}")
+        return {
+            "messages_received": 0,
+            "messages_sent": 0,
+            "total_commands": 0,
+        }, []
+
+async def _get_system_info_async(timeout: float = 3.0) -> dict:
+    """
+    异步获取系统信息，带超时控制
+    """
+    try:
+        system_data = await asyncio.wait_for(
+            run_in_thread_pool(_get_system_info),
+            timeout=timeout
+        )
+        return system_data
+    except asyncio.TimeoutError:
+        logger.error("获取系统信息超时")
+        return _create_error_system_info("Timeout")
+    except Exception as e:
+        logger.error(f"获取系统信息异常: {e}")
+        return _create_error_system_info("Error")
+
+async def _get_network_info_async() -> dict:
+    """
+    异步获取网络信息
+    """
+    try:
+        return await asyncio.wait_for(
+            run_in_thread_pool(_get_network_info),
+            timeout=2.0
+        )
+    except Exception as e:
+        logger.error(f"获取网络信息异常: {e}")
+        return {
+            "hostname": "获取失败",
+            "local_ip": "获取失败",
+            "public_ip": "获取失败",
+        }
+
+async def _get_os_info_async() -> dict:
+    """
+    异步获取操作系统信息
+    """
+    try:
+        return await asyncio.wait_for(
+            run_in_thread_pool(_get_os_info),
+            timeout=2.0
+        )
+    except Exception as e:
+        logger.error(f"获取操作系统信息异常: {e}")
+        return {
+            "os_name": "获取失败",
+            "os_version": "获取失败",
+            "os_arch": "获取失败",
+            "python_version": "获取失败",
+        }
+
+def _create_error_system_info(error_msg: str = "N/A") -> dict:
+    """
+    创建错误状态的系统信息字典
+    """
+    return {
+        "cpu_percent": error_msg,
+        "cpu_count": error_msg,
+        "cpu_count_physical": error_msg,
+        "mem_percent": error_msg,
+        "mem_total": error_msg,
+        "mem_used": error_msg,
+        "mem_available": error_msg,
+        "bot_mem_mb": error_msg,
+        "disk_percent": error_msg,
+        "disk_total": error_msg,
+        "disk_used": error_msg,
+        "disk_free": error_msg,
+        "net_sent": error_msg,
+        "net_recv": error_msg,
+        "process_count": error_msg,
+    }
+
+def _get_network_info():
+    """
+    获取网络信息（IP地址、主机名等）
+    """
+    try:
+        hostname = socket.gethostname()
+        
+        # 获取本地IP
+        try:
+            local_ip = socket.gethostbyname(hostname)
+        except:
+            local_ip = "获取失败"
+        
+        # 尝试获取公网IP（通过连接外部DNS）
+        try:
+            s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+            s.connect(("8.8.8.8", 80))
+            public_ip = s.getsockname()[0]
+            s.close()
+        except:
+            public_ip = "无法获取"
+        
+        return {
+            "hostname": hostname,
+            "local_ip": local_ip,
+            "public_ip": public_ip,
+        }
+    except Exception as e:
+        logger.error(f"获取网络信息失败: {e}")
+        return {
+            "hostname": "获取失败",
+            "local_ip": "获取失败",
+            "public_ip": "获取失败",
+        }
+
+def _get_os_info():
+    """
+    获取操作系统信息
+    """
+    try:
+        os_name = platform.system()
+        os_version = platform.release()
+        os_arch = platform.machine()
+        python_version = platform.python_version()
+        
+        return {
+            "os_name": os_name,
+            "os_version": os_version,
+            "os_arch": os_arch,
+            "python_version": python_version,
+        }
+    except Exception as e:
+        logger.error(f"获取操作系统信息失败: {e}")
+        return {
+            "os_name": "获取失败",
+            "os_version": "获取失败",
+            "os_arch": "获取失败",
+            "python_version": "获取失败",
         }
 
 @matcher.command("status", "状态")
 async def handle_status(bot: Bot, event: MessageEvent, args: list[str]):
     """
     处理 status 指令，生成并回复机器人状态图片。
+    优化：并发获取各项数据，提升响应速度
     """
     logger.info(f"收到用户 {event.user_id} 的状态查询指令，开始生成状态图...")
 
     try:
-        # 1. 获取API信息 (增加独立错误处理)
+        # 并发获取所有数据，提升性能
-        # 尝试获取或更新 bot.nickname
+        bot_info, version_info, stats_result, system_data, network_info, os_info = await asyncio.gather(
-        if not hasattr(bot, "nickname") or not bot.nickname:
+            _get_bot_info(bot, START_TIME),
-            try:
+            _get_version_info(bot),
-                # 优先使用 get_stranger_info 获取自身信息，比 get_login_info 更轻量
+            _get_stats(redis_manager),
-                stranger_info = await bot.get_stranger_info(user_id=bot.self_id)
+            _get_system_info_async(timeout=3.0),
-                bot.nickname = stranger_info.nickname
+            _get_network_info_async(),
-            except Exception as e:
+            _get_os_info_async(),
-                logger.warning(f"获取 stranger_info 失败: {e}, 将回退到 login_info")
+            return_exceptions=False
-                try:
+        )
-                    login_info = await bot.get_login_info()
-                    bot.nickname = login_info.nickname
-                except Exception as e2:
-                    logger.warning(f"获取 login_info 也失败了: {e2}")
-                    bot.nickname = "获取失败"
         
-        nickname = bot.nickname
+        # 处理 _get_stats 返回的元组
+        if isinstance(stats_result, Exception):
+            logger.error(f"获取统计数据失败: {stats_result}")
+            stats_data, command_stats_data = {"messages_received": 0, "messages_sent": 0, "total_commands": 0}, []
+        else:
+            stats_data, command_stats_data = stats_result
+        
+        # 处理异常返回值
+        if isinstance(system_data, Exception):
+            logger.error(f"获取系统信息失败: {system_data}")
+            system_data = _create_error_system_info("Error")
+        
+        if isinstance(network_info, Exception):
+            logger.error(f"获取网络信息失败: {network_info}")
+            network_info = {
+                "hostname": "获取失败",
+                "local_ip": "获取失败",
+                "public_ip": "获取失败",
+            }
+        
+        if isinstance(os_info, Exception):
+            logger.error(f"获取操作系统信息失败: {os_info}")
+            os_info = {
+                "os_name": "获取失败",
+                "os_version": "获取失败",
+                "os_arch": "获取失败",
+                "python_version": "获取失败",
+            }
 
-        # 状态信息：如果能响应此命令，说明机器人必然在线且状态良好
+        # 推断机器人状态（能响应此命令说明在线且状态良好）
-        # 这避免了依赖可能超时或未实现的 get_status API
-        logger.debug("正在推断机器人状态...")
         status_info = Status(online=True, good=True)
-        logger.debug(f"推断状态成功: online={status_info.online}, good={status_info.good}")
 
-        try:
+        # 准备模板数据
-            version_info = await bot.get_version_info()
-        except Exception as e:
-            logger.warning(f"获取 version_info 失败: {e}")
-            version_info = VersionInfo(app_name="获取失败", app_version="N/A", protocol_version="N/A")
-
-        # 2. 计算运行时长
-        uptime_seconds = int(time.time() - START_TIME)
-        uptime_delta = timedelta(seconds=uptime_seconds)
-        days = uptime_delta.days
-        hours, remainder = divmod(uptime_delta.seconds, 3600)
-        minutes, seconds = divmod(remainder, 60)
-        uptime_str = f"{days}天 {hours:02}:{minutes:02}:{seconds:02}"
-
-        bot_info_data = {
-            "user_id": bot.self_id,
-            "nickname": nickname,
-            "avatar_url": f"https://q1.qlogo.cn/g?b=qq&nk={bot.self_id}&s=640",
-            "start_time": datetime.fromtimestamp(START_TIME).strftime("%Y-%m-%d %H:%M:%S"),
-            "uptime": uptime_str,
-        }
-
-        # 3. 获取统计数据
-        try:
-            msgs_recv = await redis_manager.get("neobot:stats:messages_received") or 0
-            msgs_sent = await redis_manager.get("neobot:stats:messages_sent") or 0
-            command_stats_raw = await redis_manager.redis.hgetall("neobot:command_stats")
-            
-            total_commands = sum(int(v) for v in command_stats_raw.values())
-            
-            stats_data = {
-                "messages_received": int(msgs_recv),
-                "messages_sent": int(msgs_sent),
-                "total_commands": total_commands,
-            }
-
-            command_stats_data = sorted(
-                [{"name": k, "count": int(v)} for k, v in command_stats_raw.items()],
-                key=lambda x: x["count"],
-                reverse=True
-            )
-        except Exception as e:
-            logger.error(f"获取Redis统计数据失败: {e}")
-            stats_data = {
-                "messages_received": 0,
-                "messages_sent": 0,
-                "total_commands": 0,
-            }
-            command_stats_data = []
-
-        # 4. 异步获取系统信息
-        # 设置超时，防止 psutil 阻塞过久
-        try:
-            system_data = await asyncio.wait_for(run_in_thread_pool(_get_system_info), timeout=5.0)
-        except asyncio.TimeoutError:
-            logger.error("获取系统信息超时")
-            system_data = {
-                "cpu_percent": "Timeout",
-                "mem_percent": "Timeout",
-                "mem_total": "Timeout",
-                "mem_used": "Timeout",
-                "bot_mem_mb": "Timeout",
-                "disk_percent": "Timeout",
-                "disk_total": "Timeout",
-                "disk_used": "Timeout",
-                "net_sent": "Timeout",
-                "net_recv": "Timeout",
-            }
-        except Exception as e:
-            logger.error(f"获取系统信息异常: {e}")
-            system_data = {
-                "cpu_percent": "Error",
-                "mem_percent": "Error",
-                "mem_total": "Error",
-                "mem_used": "Error",
-                "bot_mem_mb": "Error",
-                "disk_percent": "Error",
-                "disk_total": "Error",
-                "disk_used": "Error",
-                "net_sent": "Error",
-                "net_recv": "Error",
-            }
-
-        # 5. 准备模板所需的所有数据
         template_data = {
-            "bot_info": bot_info_data,
+            "bot_info": bot_info,
             "status_info": status_info,
             "version_info": version_info,
             "stats": stats_data,
             "system": system_data,
+            "network": network_info,
+            "os": os_info,
             "command_stats": command_stats_data,
         }
 
-        # 6. 渲染图片
+        # 渲染图片
         try:
             base64_str = await image_manager.render_template_to_base64(
                 template_name="status.html",
@@ -209,8 +390,7 @@ async def handle_status(bot: Bot, event: MessageEvent, args: list[str]):
             if base64_str:
                 await event.reply(MessageSegment.image(base64_str))
             else:
-                # 如果渲染失败，image_manager 内部会记录错误，这里给用户一个通用提示
+                await event.reply("状态图片生成失败，请稍后重试或联系管理员。")
-                await event.reply("状态图片生成失败，可能是渲染服务出现问题，请联系管理员。")
         except Exception as e:
             logger.error(f"渲染图片失败: {e}")
             await event.reply("状态图片渲染过程中发生错误。")

templates/status.html

@@ -141,6 +141,11 @@
             column-count: 2;
             column-gap: 24px;
         }
+        .multi-grid {
+            display: grid;
+            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
+            gap: 24px;
+        }
         .footer {
             margin-top: auto;
             padding: 32px 40px;
@@ -221,10 +226,18 @@
                             <span class="info-label">CPU 占用</span>
                             <span class="info-value">{{ system.cpu_percent }}%</span>
                         </li>
+                        <li class="info-item">
+                            <span class="info-label">CPU 核心</span>
+                            <span class="info-value">{{ system.cpu_count }} ({{ system.cpu_count_physical }} 物理)</span>
+                        </li>
                         <li class="info-item">
                             <span class="info-label">内存占用</span>
                             <span class="info-value">{{ system.mem_percent }}% ({{ system.mem_used }}G / {{ system.mem_total }}G)</span>
                         </li>
+                        <li class="info-item">
+                            <span class="info-label">可用内存</span>
+                            <span class="info-value">{{ system.mem_available }}G</span>
+                        </li>
                         <li class="info-item">
                             <span class="info-label">Bot 进程内存</span>
                             <span class="info-value">{{ system.bot_mem_mb }} MB</span>
@@ -233,10 +246,18 @@
                             <span class="info-label">磁盘占用</span>
                             <span class="info-value">{{ system.disk_percent }}% ({{ system.disk_used }}G / {{ system.disk_total }}G)</span>
                         </li>
+                        <li class="info-item">
+                            <span class="info-label">磁盘可用</span>
+                            <span class="info-value">{{ system.disk_free }}G</span>
+                        </li>
                         <li class="info-item">
                             <span class="info-label">网络流量 (↑/↓)</span>
                             <span class="info-value">{{ system.net_sent }}MB / {{ system.net_recv }}MB</span>
                         </li>
+                        <li class="info-item">
+                            <span class="info-label">进程总数</span>
+                            <span class="info-value">{{ system.process_count }}</span>
+                        </li>
                     </ul>
                 </div>
                 
@@ -257,6 +278,46 @@
                         </li>
                     </ul>
                 </div>
+
+                <div class="status-card">
+                    <h2 class="card-title">网络信息 (Network)</h2>
+                    <ul class="info-list">
+                        <li class="info-item">
+                            <span class="info-label">主机名</span>
+                            <span class="info-value">{{ network.hostname }}</span>
+                        </li>
+                        <li class="info-item">
+                            <span class="info-label">本地 IP</span>
+                            <span class="info-value">{{ network.local_ip }}</span>
+                        </li>
+                        <li class="info-item">
+                            <span class="info-label">公网 IP</span>
+                            <span class="info-value">{{ network.public_ip }}</span>
+                        </li>
+                    </ul>
+                </div>
+
+                <div class="status-card">
+                    <h2 class="card-title">操作系统 (OS)</h2>
+                    <ul class="info-list">
+                        <li class="info-item">
+                            <span class="info-label">系统</span>
+                            <span class="info-value">{{ os.os_name }}</span>
+                        </li>
+                        <li class="info-item">
+                            <span class="info-label">版本</span>
+                            <span class="info-value">{{ os.os_version }}</span>
+                        </li>
+                        <li class="info-item">
+                            <span class="info-label">架构</span>
+                            <span class="info-value">{{ os.os_arch }}</span>
+                        </li>
+                        <li class="info-item">
+                            <span class="info-label">Python 版本</span>
+                            <span class="info-value">{{ os.python_version }}</span>
+                        </li>
+                    </ul>
+                </div>
             </div>
 
             <div class="status-card">