758 lines
27 KiB
Python
758 lines
27 KiB
Python
import concurrent
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import concurrent.futures
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import inspect
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import threading
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import time
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import traceback
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from pathlib import Path
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from typing import Any, Callable, Dict, List, Optional, Tuple
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from watchdog.events import FileSystemEventHandler
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from watchdog.observers import Observer
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from app import schemas
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from app.core.config import settings
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from app.core.event import eventmanager
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from app.db.plugindata_oper import PluginDataOper
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from app.db.systemconfig_oper import SystemConfigOper
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from app.helper.module import ModuleHelper
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from app.helper.plugin import PluginHelper
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from app.helper.sites import SitesHelper
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from app.log import logger
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from app.schemas.types import SystemConfigKey
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from app.utils.object import ObjectUtils
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from app.utils.singleton import Singleton
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from app.utils.string import StringUtils
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from app.utils.system import SystemUtils
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class PluginMonitorHandler(FileSystemEventHandler):
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# 计时器
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__reload_timer = None
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# 防抖时间间隔
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__debounce_interval = 0.5
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# 最近一次修改时间
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__last_modified = 0
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# 修改间隔
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__timeout = 2
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def on_modified(self, event):
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"""
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插件文件修改后重载
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"""
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if event.is_directory:
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return
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# 使用 pathlib 处理文件路径，跳过非 .py 文件以及 pycache 目录中的文件
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event_path = Path(event.src_path)
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if not event_path.name.endswith(".py") or "pycache" in event_path.parts:
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return
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current_time = time.time()
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if current_time - self.__last_modified < self.__timeout:
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return
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self.__last_modified = current_time
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# 读取插件根目录下的__init__.py文件，读取class XXXX(_PluginBase)的类名
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try:
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plugins_root = settings.ROOT_PATH / "app" / "plugins"
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# 确保修改的文件在 plugins 目录下
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if plugins_root not in event_path.parents:
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return
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# 获取插件目录路径，没有找到__init__.py时，说明不是有效包，跳过插件重载
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# 插件重载目前没有支持app/plugins/plugin/package/__init__.py的场景，这里也不做支持
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plugin_dir = event_path.parent
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init_file = plugin_dir / "__init__.py"
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if not init_file.exists():
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logger.debug(f"{plugin_dir} 下没有找到 __init__.py，跳过插件重载")
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return
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with open(init_file, "r", encoding="utf-8") as f:
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lines = f.readlines()
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pid = None
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for line in lines:
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if line.startswith("class") and "(_PluginBase)" in line:
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pid = line.split("class ")[1].split("(_PluginBase)")[0].strip()
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if pid:
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# 防抖处理，通过计时器延迟加载
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if self.__reload_timer:
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self.__reload_timer.cancel()
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self.__reload_timer = threading.Timer(self.__debounce_interval, self.__reload_plugin, [pid])
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self.__reload_timer.start()
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except Exception as e:
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logger.error(f"插件文件修改后重载出错：{str(e)}")
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@staticmethod
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def __reload_plugin(pid):
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"""
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重新加载插件
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"""
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try:
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logger.info(f"插件 {pid} 文件修改，重新加载...")
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PluginManager().reload_plugin(pid)
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except Exception as e:
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logger.error(f"插件文件修改后重载出错：{str(e)}")
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class PluginManager(metaclass=Singleton):
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"""
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插件管理器
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"""
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systemconfig: SystemConfigOper = None
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# 插件列表
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_plugins: dict = {}
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# 运行态插件列表
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_running_plugins: dict = {}
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# 配置Key
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_config_key: str = "plugin.%s"
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# 监听器
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_observer: Observer = None
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def __init__(self):
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self.siteshelper = SitesHelper()
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self.pluginhelper = PluginHelper()
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self.systemconfig = SystemConfigOper()
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self.plugindata = PluginDataOper()
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# 开发者模式监测插件修改
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if settings.DEV or settings.PLUGIN_AUTO_RELOAD:
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self.__start_monitor()
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def init_config(self):
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# 停止已有插件
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self.stop()
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# 启动插件
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self.start()
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def start(self, pid: str = None):
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"""
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启动加载插件
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:param pid: 插件ID，为空加载所有插件
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"""
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def check_module(module: Any):
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"""
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检查模块
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"""
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if not hasattr(module, 'init_plugin') or not hasattr(module, "plugin_name"):
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return False
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return True
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# 扫描插件目录
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if pid:
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# 加载指定插件
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plugins = ModuleHelper.load_with_pre_filter(
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"app.plugins",
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filter_func=lambda name, obj: check_module(obj) and name == pid
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)
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else:
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# 加载所有插件
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plugins = ModuleHelper.load(
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"app.plugins",
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filter_func=lambda _, obj: check_module(obj)
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)
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# 已安装插件
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installed_plugins = self.systemconfig.get(SystemConfigKey.UserInstalledPlugins) or []
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# 排序
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plugins.sort(key=lambda x: x.plugin_order if hasattr(x, "plugin_order") else 0)
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for plugin in plugins:
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plugin_id = plugin.__name__
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if pid and plugin_id != pid:
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continue
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try:
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# 如果插件具有认证级别且当前认证级别不足，则不进行实例化
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if hasattr(plugin, "auth_level"):
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plugin.auth_level = plugin.auth_level
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if self.siteshelper.auth_level < plugin.auth_level:
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continue
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# 存储Class
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self._plugins[plugin_id] = plugin
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# 未安装的不加载
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if plugin_id not in installed_plugins:
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# 设置事件状态为不可用
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eventmanager.disable_events_hander(plugin_id)
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continue
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# 生成实例
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plugin_obj = plugin()
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# 生效插件配置
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plugin_obj.init_plugin(self.get_plugin_config(plugin_id))
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# 存储运行实例
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self._running_plugins[plugin_id] = plugin_obj
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logger.info(f"加载插件：{plugin_id} 版本：{plugin_obj.plugin_version}")
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# 启用的插件才设置事件注册状态可用
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if plugin_obj.get_state():
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eventmanager.enable_events_hander(plugin_id)
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else:
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eventmanager.disable_events_hander(plugin_id)
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except Exception as err:
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logger.error(f"加载插件 {plugin_id} 出错：{str(err)} - {traceback.format_exc()}")
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def init_plugin(self, plugin_id: str, conf: dict):
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"""
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初始化插件
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:param plugin_id: 插件ID
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:param conf: 插件配置
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"""
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if not self._running_plugins.get(plugin_id):
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return
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self._running_plugins[plugin_id].init_plugin(conf)
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if self._running_plugins[plugin_id].get_state():
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# 设置启用的插件事件注册状态可用
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eventmanager.enable_events_hander(plugin_id)
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else:
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# 设置事件状态为不可用
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eventmanager.disable_events_hander(plugin_id)
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def stop(self, pid: str = None):
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"""
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停止插件服务
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:param pid: 插件ID，为空停止所有插件
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"""
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# 停止插件
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if pid:
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logger.info(f"正在停止插件 {pid}...")
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else:
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logger.info("正在停止所有插件...")
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for plugin_id, plugin in self._running_plugins.items():
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if pid and plugin_id != pid:
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continue
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self.__stop_plugin(plugin)
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# 清空对像
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if pid:
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# 清空指定插件
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if pid in self._running_plugins:
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self._running_plugins.pop(pid)
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if pid in self._plugins:
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self._plugins.pop(pid)
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else:
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# 清空
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self._plugins = {}
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self._running_plugins = {}
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logger.info("插件停止完成")
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def __start_monitor(self):
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"""
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开发者模式下监测插件文件修改
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"""
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logger.info("开发者模式下开始监测插件文件修改...")
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monitor_handler = PluginMonitorHandler()
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self._observer = Observer()
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self._observer.schedule(monitor_handler, str(settings.ROOT_PATH / "app" / "plugins"), recursive=True)
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self._observer.start()
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def stop_monitor(self):
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"""
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停止监测插件修改
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"""
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# 停止监测
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if self._observer:
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logger.info("正在停止插件文件修改监测...")
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self._observer.stop()
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self._observer.join()
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logger.info("插件文件修改监测停止完成")
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@staticmethod
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def __stop_plugin(plugin: Any):
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"""
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停止插件
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:param plugin: 插件实例
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"""
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# 关闭数据库
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if hasattr(plugin, "close"):
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plugin.close()
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# 关闭插件
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if hasattr(plugin, "stop_service"):
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plugin.stop_service()
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def remove_plugin(self, plugin_id: str):
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"""
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从内存中移除一个插件
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:param plugin_id: 插件ID
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"""
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self.stop(plugin_id)
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def reload_plugin(self, plugin_id: str):
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"""
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将一个插件重新加载到内存
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:param plugin_id: 插件ID
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"""
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# 先移除
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self.stop(plugin_id)
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# 重新加载
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self.start(plugin_id)
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def install_online_plugin(self):
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"""
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安装本地不存在的在线插件
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"""
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if SystemUtils.is_frozen():
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return
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logger.info("开始安装第三方插件...")
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# 已安装插件
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install_plugins = self.systemconfig.get(SystemConfigKey.UserInstalledPlugins) or []
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# 在线插件
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online_plugins = self.get_online_plugins()
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if not online_plugins:
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logger.error("未获取到第三方插件")
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return
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# 支持更新的插件自动更新
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for plugin in online_plugins:
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# 只处理已安装的插件
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if plugin.id in install_plugins and not self.is_plugin_exists(plugin.id):
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# 下载安装
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state, msg = self.pluginhelper.install(pid=plugin.id,
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repo_url=plugin.repo_url)
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# 安装失败
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if not state:
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logger.error(
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f"插件 {plugin.plugin_name} v{plugin.plugin_version} 安装失败：{msg}")
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continue
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logger.info(f"插件 {plugin.plugin_name} 安装成功，版本：{plugin.plugin_version}")
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logger.info("第三方插件安装完成")
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def get_plugin_config(self, pid: str) -> dict:
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"""
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获取插件配置
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:param pid: 插件ID
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"""
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if not self._plugins.get(pid):
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return {}
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conf = self.systemconfig.get(self._config_key % pid)
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if conf:
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# 去掉空Key
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return {k: v for k, v in conf.items() if k}
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return {}
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def save_plugin_config(self, pid: str, conf: dict) -> bool:
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"""
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保存插件配置
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:param pid: 插件ID
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:param conf: 配置
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"""
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if not self._plugins.get(pid):
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return False
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return self.systemconfig.set(self._config_key % pid, conf)
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def delete_plugin_config(self, pid: str) -> bool:
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"""
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删除插件配置
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:param pid: 插件ID
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"""
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if not self._plugins.get(pid):
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return False
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return self.systemconfig.delete(self._config_key % pid)
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def delete_plugin_data(self, pid: str) -> bool:
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"""
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删除插件数据
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:param pid: 插件ID
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"""
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if not self._plugins.get(pid):
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return False
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self.plugindata.del_data(pid)
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return True
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def get_plugin_form(self, pid: str) -> Tuple[List[dict], Dict[str, Any]]:
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"""
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获取插件表单
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:param pid: 插件ID
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"""
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plugin = self._running_plugins.get(pid)
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if not plugin:
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return [], {}
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if hasattr(plugin, "get_form"):
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return plugin.get_form() or ([], {})
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return [], {}
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def get_plugin_page(self, pid: str) -> List[dict]:
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"""
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获取插件页面
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:param pid: 插件ID
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"""
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plugin = self._running_plugins.get(pid)
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if not plugin:
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return []
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if hasattr(plugin, "get_page"):
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return plugin.get_page() or []
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return []
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def get_plugin_dashboard(self, pid: str, key: str, **kwargs) -> Optional[schemas.PluginDashboard]:
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"""
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获取插件仪表盘
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:param pid: 插件ID
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:param key: 仪表盘key
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"""
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def __get_params_count(func: Callable):
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"""
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获取函数的参数信息
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"""
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signature = inspect.signature(func)
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return len(signature.parameters)
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plugin = self._running_plugins.get(pid)
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if not plugin:
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return None
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if hasattr(plugin, "get_dashboard"):
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# 检查方法的参数个数
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params_count = __get_params_count(plugin.get_dashboard)
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if params_count > 1:
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dashboard: Tuple = plugin.get_dashboard(key=key, **kwargs)
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elif params_count > 0:
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dashboard: Tuple = plugin.get_dashboard(**kwargs)
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else:
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dashboard: Tuple = plugin.get_dashboard()
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if dashboard:
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cols, attrs, elements = dashboard
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return schemas.PluginDashboard(
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id=pid,
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name=plugin.plugin_name,
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key=key or "",
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cols=cols or {},
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elements=elements,
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attrs=attrs or {}
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)
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return None
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def get_plugin_commands(self) -> List[Dict[str, Any]]:
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"""
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获取插件命令
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[{
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"cmd": "/xx",
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"event": EventType.xx,
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"desc": "xxxx",
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"data": {}
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}]
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"""
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ret_commands = []
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for _, plugin in self._running_plugins.items():
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if hasattr(plugin, "get_command") \
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and ObjectUtils.check_method(plugin.get_command):
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try:
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ret_commands += plugin.get_command() or []
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except Exception as e:
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logger.error(f"获取插件命令出错：{str(e)}")
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return ret_commands
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def get_plugin_apis(self, plugin_id: str = None) -> List[Dict[str, Any]]:
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"""
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获取插件API
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[{
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"path": "/xx",
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"endpoint": self.xxx,
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"methods": ["GET", "POST"],
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"summary": "API名称",
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"description": "API说明"
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}]
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"""
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ret_apis = []
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for pid, plugin in self._running_plugins.items():
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if plugin_id and pid != plugin_id:
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continue
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if hasattr(plugin, "get_api") \
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and ObjectUtils.check_method(plugin.get_api):
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try:
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apis = plugin.get_api() or []
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for api in apis:
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api["path"] = f"/{pid}{api['path']}"
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ret_apis.extend(apis)
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except Exception as e:
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logger.error(f"获取插件 {pid} API出错：{str(e)}")
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return ret_apis
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def get_plugin_services(self) -> List[Dict[str, Any]]:
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"""
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获取插件服务
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[{
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"id": "服务ID",
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"name": "服务名称",
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"trigger": "触发器：cron、interval、date、CronTrigger.from_crontab()",
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"func": self.xxx,
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"kwagrs": {} # 定时器参数
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}]
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"""
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ret_services = []
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for pid, plugin in self._running_plugins.items():
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if hasattr(plugin, "get_service") \
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and ObjectUtils.check_method(plugin.get_service):
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try:
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services = plugin.get_service()
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if services:
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ret_services.extend(services)
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except Exception as e:
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logger.error(f"获取插件 {pid} 服务出错：{str(e)}")
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return ret_services
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def get_plugin_dashboard_meta(self):
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"""
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获取所有插件仪表盘元信息
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"""
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dashboard_meta = []
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for plugin_id, plugin in self._running_plugins.items():
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if not hasattr(plugin, "get_dashboard") or not ObjectUtils.check_method(plugin.get_dashboard):
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continue
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try:
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if not plugin.get_state():
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continue
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# 如果是多仪表盘实现
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if hasattr(plugin, "get_dashboard_meta") and ObjectUtils.check_method(plugin.get_dashboard_meta):
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||
meta = plugin.get_dashboard_meta()
|
||
if meta:
|
||
dashboard_meta.extend([{
|
||
"id": plugin_id,
|
||
"name": m.get("name"),
|
||
"key": m.get("key"),
|
||
} for m in meta if m])
|
||
else:
|
||
dashboard_meta.append({
|
||
"id": plugin_id,
|
||
"name": plugin.plugin_name,
|
||
"key": "",
|
||
})
|
||
except Exception as e:
|
||
logger.error(f"获取插件[{plugin_id}]仪表盘元数据出错：{str(e)}")
|
||
return dashboard_meta
|
||
|
||
def get_plugin_attr(self, pid: str, attr: str) -> Any:
|
||
"""
|
||
获取插件属性
|
||
:param pid: 插件ID
|
||
:param attr: 属性名
|
||
"""
|
||
plugin = self._running_plugins.get(pid)
|
||
if not plugin:
|
||
return None
|
||
if not hasattr(plugin, attr):
|
||
return None
|
||
return getattr(plugin, attr)
|
||
|
||
def run_plugin_method(self, pid: str, method: str, *args, **kwargs) -> Any:
|
||
"""
|
||
运行插件方法
|
||
:param pid: 插件ID
|
||
:param method: 方法名
|
||
:param args: 参数
|
||
:param kwargs: 关键字参数
|
||
"""
|
||
plugin = self._running_plugins.get(pid)
|
||
if not plugin:
|
||
return None
|
||
if not hasattr(plugin, method):
|
||
return None
|
||
return getattr(plugin, method)(*args, **kwargs)
|
||
|
||
def get_plugin_ids(self) -> List[str]:
|
||
"""
|
||
获取所有插件ID
|
||
"""
|
||
return list(self._plugins.keys())
|
||
|
||
def get_running_plugin_ids(self) -> List[str]:
|
||
"""
|
||
获取所有运行态插件ID
|
||
"""
|
||
return list(self._running_plugins.keys())
|
||
|
||
def get_online_plugins(self) -> List[schemas.Plugin]:
|
||
"""
|
||
获取所有在线插件信息
|
||
"""
|
||
|
||
def __get_plugin_info(market: str) -> Optional[List[schemas.Plugin]]:
|
||
"""
|
||
获取插件信息
|
||
"""
|
||
online_plugins = self.pluginhelper.get_plugins(market) or {}
|
||
if not online_plugins:
|
||
logger.warn(f"获取插件库失败：{market}")
|
||
return
|
||
ret_plugins = []
|
||
add_time = len(online_plugins)
|
||
for pid, plugin_info in online_plugins.items():
|
||
# 运行状插件
|
||
plugin_obj = self._running_plugins.get(pid)
|
||
# 非运行态插件
|
||
plugin_static = self._plugins.get(pid)
|
||
# 基本属性
|
||
plugin = schemas.Plugin()
|
||
# ID
|
||
plugin.id = pid
|
||
# 安装状态
|
||
if pid in installed_apps and plugin_static:
|
||
plugin.installed = True
|
||
else:
|
||
plugin.installed = False
|
||
# 是否有新版本
|
||
plugin.has_update = False
|
||
if plugin_static:
|
||
installed_version = getattr(plugin_static, "plugin_version")
|
||
if StringUtils.compare_version(installed_version, plugin_info.get("version")) < 0:
|
||
# 需要更新
|
||
plugin.has_update = True
|
||
# 运行状态
|
||
if plugin_obj and hasattr(plugin_obj, "get_state"):
|
||
try:
|
||
state = plugin_obj.get_state()
|
||
except Exception as e:
|
||
logger.error(f"获取插件 {pid} 状态出错：{str(e)}")
|
||
state = False
|
||
plugin.state = state
|
||
else:
|
||
plugin.state = False
|
||
# 是否有详情页面
|
||
plugin.has_page = False
|
||
if plugin_obj and hasattr(plugin_obj, "get_page"):
|
||
if ObjectUtils.check_method(plugin_obj.get_page):
|
||
plugin.has_page = True
|
||
# 权限
|
||
if plugin_info.get("level"):
|
||
plugin.auth_level = plugin_info.get("level")
|
||
if self.siteshelper.auth_level < plugin.auth_level:
|
||
continue
|
||
# 名称
|
||
if plugin_info.get("name"):
|
||
plugin.plugin_name = plugin_info.get("name")
|
||
# 描述
|
||
if plugin_info.get("description"):
|
||
plugin.plugin_desc = plugin_info.get("description")
|
||
# 版本
|
||
if plugin_info.get("version"):
|
||
plugin.plugin_version = plugin_info.get("version")
|
||
# 图标
|
||
if plugin_info.get("icon"):
|
||
plugin.plugin_icon = plugin_info.get("icon")
|
||
# 标签
|
||
if plugin_info.get("labels"):
|
||
plugin.plugin_label = plugin_info.get("labels")
|
||
# 作者
|
||
if plugin_info.get("author"):
|
||
plugin.plugin_author = plugin_info.get("author")
|
||
# 更新历史
|
||
if plugin_info.get("history"):
|
||
plugin.history = plugin_info.get("history")
|
||
# 仓库链接
|
||
plugin.repo_url = market
|
||
# 本地标志
|
||
plugin.is_local = False
|
||
# 添加顺序
|
||
plugin.add_time = add_time
|
||
# 汇总
|
||
ret_plugins.append(plugin)
|
||
add_time -= 1
|
||
|
||
return ret_plugins
|
||
|
||
if not settings.PLUGIN_MARKET:
|
||
return []
|
||
# 返回值
|
||
all_plugins = []
|
||
# 已安装插件
|
||
installed_apps = self.systemconfig.get(SystemConfigKey.UserInstalledPlugins) or []
|
||
# 使用多线程获取线上插件
|
||
with concurrent.futures.ThreadPoolExecutor() as executor:
|
||
futures = []
|
||
for m in settings.PLUGIN_MARKET.split(","):
|
||
if not m:
|
||
continue
|
||
futures.append(executor.submit(__get_plugin_info, m))
|
||
for future in concurrent.futures.as_completed(futures):
|
||
plugins = future.result()
|
||
if plugins:
|
||
all_plugins.extend(plugins)
|
||
# 去重
|
||
all_plugins = list({f"{p.id}{p.plugin_version}": p for p in all_plugins}.values())
|
||
# 所有插件按repo在设置中的顺序排序
|
||
all_plugins.sort(
|
||
key=lambda x: settings.PLUGIN_MARKET.split(",").index(x.repo_url) if x.repo_url else 0
|
||
)
|
||
# 相同ID的插件保留版本号最大版本
|
||
max_versions = {}
|
||
for p in all_plugins:
|
||
if p.id not in max_versions or StringUtils.compare_version(p.plugin_version, max_versions[p.id]) > 0:
|
||
max_versions[p.id] = p.plugin_version
|
||
result = [p for p in all_plugins if
|
||
p.plugin_version == max_versions[p.id]]
|
||
logger.info(f"共获取到 {len(result)} 个线上插件")
|
||
return result
|
||
|
||
def get_local_plugins(self) -> List[schemas.Plugin]:
|
||
"""
|
||
获取所有本地已下载的插件信息
|
||
"""
|
||
# 返回值
|
||
plugins = []
|
||
# 已安装插件
|
||
installed_apps = self.systemconfig.get(SystemConfigKey.UserInstalledPlugins) or []
|
||
for pid, plugin_class in self._plugins.items():
|
||
# 运行状插件
|
||
plugin_obj = self._running_plugins.get(pid)
|
||
# 基本属性
|
||
plugin = schemas.Plugin()
|
||
# ID
|
||
plugin.id = pid
|
||
# 安装状态
|
||
if pid in installed_apps:
|
||
plugin.installed = True
|
||
else:
|
||
plugin.installed = False
|
||
# 运行状态
|
||
if plugin_obj and hasattr(plugin_obj, "get_state"):
|
||
try:
|
||
state = plugin_obj.get_state()
|
||
except Exception as e:
|
||
logger.error(f"获取插件 {pid} 状态出错：{str(e)}")
|
||
state = False
|
||
plugin.state = state
|
||
else:
|
||
plugin.state = False
|
||
# 是否有详情页面
|
||
if hasattr(plugin_class, "get_page"):
|
||
if ObjectUtils.check_method(plugin_class.get_page):
|
||
plugin.has_page = True
|
||
else:
|
||
plugin.has_page = False
|
||
# 权限
|
||
if hasattr(plugin_class, "auth_level"):
|
||
plugin.auth_level = plugin_class.auth_level
|
||
if self.siteshelper.auth_level < plugin.auth_level:
|
||
continue
|
||
# 名称
|
||
if hasattr(plugin_class, "plugin_name"):
|
||
plugin.plugin_name = plugin_class.plugin_name
|
||
# 描述
|
||
if hasattr(plugin_class, "plugin_desc"):
|
||
plugin.plugin_desc = plugin_class.plugin_desc
|
||
# 版本
|
||
if hasattr(plugin_class, "plugin_version"):
|
||
plugin.plugin_version = plugin_class.plugin_version
|
||
# 图标
|
||
if hasattr(plugin_class, "plugin_icon"):
|
||
plugin.plugin_icon = plugin_class.plugin_icon
|
||
# 作者
|
||
if hasattr(plugin_class, "plugin_author"):
|
||
plugin.plugin_author = plugin_class.plugin_author
|
||
# 作者链接
|
||
if hasattr(plugin_class, "author_url"):
|
||
plugin.author_url = plugin_class.author_url
|
||
# 加载顺序
|
||
if hasattr(plugin_class, "plugin_order"):
|
||
plugin.plugin_order = plugin_class.plugin_order
|
||
# 是否需要更新
|
||
plugin.has_update = False
|
||
# 本地标志
|
||
plugin.is_local = True
|
||
# 汇总
|
||
plugins.append(plugin)
|
||
# 根据加载排序重新排序
|
||
plugins.sort(key=lambda x: x.plugin_order if hasattr(x, "plugin_order") else 0)
|
||
return plugins
|
||
|
||
@staticmethod
|
||
def is_plugin_exists(pid: str) -> bool:
|
||
"""
|
||
判断插件是否在本地文件系统存在
|
||
:param pid: 插件ID
|
||
"""
|
||
if not pid:
|
||
return False
|
||
plugin_dir = settings.ROOT_PATH / "app" / "plugins" / pid.lower()
|
||
return plugin_dir.exists()
|