模块管理优化
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@@ -3,7 +3,7 @@ import inspect
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import logging
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import os
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import sys
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from typing import Dict, List, Any, Optional, Type
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from typing import Dict, List, Any, Optional, Type, Tuple
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from plugin_common.plugin_interface import PluginInterface, PluginStatus
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from plugin_common.message_plugin_interface import MessagePluginInterface
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@@ -25,6 +25,7 @@ class PluginManager:
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self.plugin_dir = plugin_dir
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self.plugins: Dict[str, PluginInterface] = {} # 插件实例字典
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self.plugin_modules = {} # 插件模块字典
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self.module_to_plugin = {} # 模块名到插件名的映射
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self.system_context = {} # 系统上下文
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self.LOG = logging.getLogger(__name__)
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@@ -94,12 +95,19 @@ class PluginManager:
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加载插件
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Args:
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plugin_name: 插件名称
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plugin_name: 插件名称(模块名)
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Returns:
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插件实例,加载失败返回None
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"""
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try:
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# 检查是否已有同名模块的插件加载
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for name, plugin in self.plugins.items():
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module_name = plugin.__class__.__module__.split('.')[-2]
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if module_name == plugin_name:
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self.LOG.info(f"PluginManager:插件模块 {plugin_name} 已加载为 {name}")
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return plugin
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# 如果插件已加载,直接返回
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if plugin_name in self.plugins:
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return self.plugins[plugin_name]
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@@ -193,9 +201,17 @@ class PluginManager:
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# 注册插件
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PluginRegistry().register(plugin)
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# 在 load_plugin 方法中,修改存储插件实例的部分
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# 存储插件实例
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self.plugins[plugin.name] = plugin
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# 添加模块名到插件名的映射
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try:
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module_name = plugin.__class__.__module__.split('.')[-2]
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self.module_to_plugin[module_name] = plugin.name
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except (IndexError, AttributeError):
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self.LOG.warning(f"无法为插件 {plugin.name} 获取有效的模块名")
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# 发布插件加载事件
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EventSystem().publish(EventType.PLUGIN_LOADED, {"plugin": plugin})
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@@ -210,40 +226,50 @@ class PluginManager:
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卸载插件
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Args:
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plugin_name: 插件名称
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plugin_name: 插件名称(可以是模块名或显示名称)
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Returns:
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卸载是否成功
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"""
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if plugin_name not in self.plugins:
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# 查找插件
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display_name, plugin = self.find_plugin_by_name(plugin_name)
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if not plugin:
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self.LOG.info(f"PluginManager:插件 {plugin_name} 未加载")
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return False
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plugin = self.plugins[plugin_name]
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# 停止插件
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if plugin.status == PluginStatus.RUNNING:
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if not plugin.stop():
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self.LOG.info(f"PluginManager:停止插件 {plugin_name} 失败")
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self.LOG.info(f"PluginManager:停止插件 {display_name} 失败")
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return False
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plugin.status = PluginStatus.STOPPED # 确保状态更新
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# 清理插件资源
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if not plugin.cleanup():
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self.LOG.info(f"PluginManager:清理插件 {plugin_name} 资源失败")
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self.LOG.info(f"PluginManager:清理插件 {display_name} 资源失败")
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return False
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# 设置状态为未加载
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plugin.status = PluginStatus.UNLOADED
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# 注销插件
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PluginRegistry().unregister(plugin_name)
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PluginRegistry().unregister(display_name)
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# 获取模块名,用于清理映射
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try:
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module_name = plugin.__class__.__module__.split('.')[-2]
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# 清理模块名到插件名的映射
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if module_name in self.module_to_plugin:
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del self.module_to_plugin[module_name]
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except (IndexError, AttributeError):
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pass
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# 移除插件实例
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del self.plugins[plugin_name]
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del self.plugins[display_name]
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# 发布插件卸载事件
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EventSystem().publish(EventType.PLUGIN_UNLOADED, {"plugin_name": plugin_name})
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EventSystem().publish(EventType.PLUGIN_UNLOADED, {"plugin_name": display_name})
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return True
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@@ -252,31 +278,41 @@ class PluginManager:
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重新加载插件
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Args:
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plugin_name: 插件名称
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plugin_name: 插件名称(可以是模块名或显示名称)
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Returns:
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插件实例,重新加载失败返回None
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"""
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# 记录原插件状态
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was_running = False
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if plugin_name in self.plugins:
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was_running = self.plugins[plugin_name].status == PluginStatus.RUNNING
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# 查找插件
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display_name, plugin = self.find_plugin_by_name(plugin_name)
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if not plugin:
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self.LOG.info(f"PluginManager:插件 {plugin_name} 未加载,无法重载")
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return None
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# 卸载插件
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if not self.unload_plugin(plugin_name):
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self.LOG.info(f"卸载插件 {plugin_name} 失败")
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return None
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# 记录原插件状态和模块名
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was_running = plugin.status == PluginStatus.RUNNING
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try:
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module_name = plugin.__class__.__module__.split('.')[-2]
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except (IndexError, AttributeError):
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self.LOG.error(f"无法获取插件 {display_name} 的模块名,重载失败")
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return None
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# 卸载插件
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if not self.unload_plugin(display_name):
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self.LOG.info(f"卸载插件 {display_name} 失败,无法重载")
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return None
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# 重新导入模块
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if plugin_name in self.plugin_modules:
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if module_name in self.plugin_modules:
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try:
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importlib.reload(self.plugin_modules[plugin_name])
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importlib.reload(self.plugin_modules[module_name])
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except Exception as e:
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self.LOG.info(f"重新导入插件模块 {plugin_name} 失败: {e}")
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self.LOG.info(f"重新导入插件模块 {module_name} 失败: {e}")
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return None
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# 加载插件
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plugin = self.load_plugin(plugin_name)
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plugin = self.load_plugin(module_name)
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# 如果原来是运行状态,则重新启动
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if plugin and was_running:
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@@ -289,28 +325,29 @@ class PluginManager:
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启动插件
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Args:
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plugin_name: 插件名称
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plugin_name: 插件名称(可以是模块名或显示名称)
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Returns:
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启动是否成功
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"""
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if plugin_name not in self.plugins:
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# 查找插件
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display_name, plugin = self.find_plugin_by_name(plugin_name)
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if not plugin:
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self.LOG.info(f"PluginManager:插件 {plugin_name} 未加载")
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return False
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plugin = self.plugins[plugin_name]
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if plugin.status == PluginStatus.RUNNING:
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self.LOG.info(f"PluginManager:插件 {plugin_name} 已经在运行")
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self.LOG.info(f"PluginManager:插件 {display_name} 已经在运行")
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return True
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if plugin.start():
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plugin.status = PluginStatus.RUNNING
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self.LOG.info(f"PluginManager:插件 {plugin_name} 状态变更为在运行")
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self.LOG.info(f"PluginManager:插件 {display_name} 状态变更为在运行")
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return True
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else:
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plugin.status = PluginStatus.ERROR
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self.LOG.info(f"PluginManager:插件 {plugin_name} 状态变更为异常")
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self.LOG.info(f"PluginManager:插件 {display_name} 状态变更为异常")
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return False
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def stop_plugin(self, plugin_name: str) -> bool:
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@@ -318,57 +355,31 @@ class PluginManager:
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停止插件
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Args:
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plugin_name: 插件名称
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plugin_name: 插件名称(可以是模块名或显示名称)
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Returns:
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停止是否成功
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"""
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if plugin_name not in self.plugins:
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# 查找插件
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display_name, plugin = self.find_plugin_by_name(plugin_name)
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if not plugin:
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self.LOG.info(f"插件 {plugin_name} 未加载")
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return False
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plugin = self.plugins[plugin_name]
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if plugin.status != PluginStatus.RUNNING:
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self.LOG.info(f"插件 {plugin_name} 未在运行")
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self.LOG.info(f"插件 {display_name} 未在运行")
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return True
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if plugin.stop():
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plugin.status = PluginStatus.STOPPED
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self.LOG.info(f"插件 {plugin_name} 状态变更为已停止")
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self.LOG.info(f"插件 {display_name} 状态变更为已停止")
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return True
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else:
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plugin.status = PluginStatus.ERROR
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self.LOG.info(f"插件 {plugin_name} 状态变更为异常")
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self.LOG.info(f"插件 {display_name} 状态变更为异常")
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return False
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def reload_plugin(self, plugin_name: str) -> Optional[PluginInterface]:
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"""
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重新加载插件
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Args:
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plugin_name: 插件名称
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Returns:
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插件实例,重新加载失败返回None
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"""
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# 卸载插件
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if plugin_name in self.plugins:
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if not self.unload_plugin(plugin_name):
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self.LOG.info(f"卸载插件 {plugin_name} 失败")
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return None
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# 重新导入模块
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if plugin_name in self.plugin_modules:
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try:
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importlib.reload(self.plugin_modules[plugin_name])
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except Exception as e:
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self.LOG.info(f"重新导入插件模块 {plugin_name} 失败: {e}")
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return None
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# 加载插件
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return self.load_plugin(plugin_name)
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def shutdown_plugins(self) -> bool:
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"""
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卸载所有插件
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@@ -394,3 +405,33 @@ class PluginManager:
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success = False
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return success
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def find_plugin_by_name(self, plugin_name: str) -> Tuple[Optional[str], Optional[PluginInterface]]:
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"""
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根据插件名称或模块名查找插件
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Args:
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plugin_name: 插件名称或模块名
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Returns:
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(插件显示名称, 插件实例) 元组,未找到返回 (None, None)
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"""
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# 直接通过显示名称查找
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if plugin_name in self.plugins:
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return plugin_name, self.plugins[plugin_name]
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# 通过模块名查找
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if plugin_name in self.module_to_plugin:
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display_name = self.module_to_plugin[plugin_name]
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return display_name, self.plugins.get(display_name)
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# 遍历所有插件查找匹配的模块名
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for name, plugin in self.plugins.items():
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try:
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module_name = plugin.__class__.__module__.split('.')[-2]
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if module_name == plugin_name:
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return name, plugin
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except (IndexError, AttributeError):
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continue
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return None, None
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