144 lines
4.4 KiB
Python
144 lines
4.4 KiB
Python
from typing import List, Tuple, Dict, Any
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from app.core.event import eventmanager
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from app.log import logger
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from app.plugins import _PluginBase
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from app.schemas.types import EventType
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from app.utils.ip import IpUtils
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from app.utils.system import SystemUtils
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from python_hosts import Hosts, HostsEntry
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class CustomHosts(_PluginBase):
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# 插件名称
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plugin_name = "自定义Hosts"
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# 插件描述
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plugin_desc = "修改系统hosts文件，加速网络访问。"
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# 插件图标
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plugin_icon = "hosts.png"
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# 主题色
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plugin_color = "#02C4E0"
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# 插件版本
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plugin_version = "1.0"
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# 插件作者
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plugin_author = "thsrite"
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# 作者主页
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author_url = "https://github.com/thsrite"
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# 插件配置项ID前缀
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plugin_config_prefix = "customhosts_"
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# 加载顺序
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plugin_order = 10
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# 可使用的用户级别
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auth_level = 1
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# 私有属性
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_hosts = []
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_enable = False
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def init_plugin(self, config: dict = None):
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# 读取配置
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if config:
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self._enable = config.get("enable")
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self._hosts = config.get("hosts")
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if isinstance(self._hosts, str):
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self._hosts = str(self._hosts).split('\n')
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if self._enable and self._hosts:
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# 排除空的host
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new_hosts = []
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for host in self._hosts:
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if host and host != '\n':
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new_hosts.append(host.replace("\n", "") + "\n")
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self._hosts = new_hosts
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# 添加到系统
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error_flag, error_hosts = self.__add_hosts_to_system(self._hosts)
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self._enable = self._enable and not error_flag
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# 更新错误Hosts
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self.update_config({
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"hosts": self._hosts,
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"err_hosts": error_hosts,
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"enable": self._enable
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})
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@staticmethod
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def get_command() -> List[Dict[str, Any]]:
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pass
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def get_api(self) -> List[Dict[str, Any]]:
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pass
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def get_form(self) -> Tuple[List[dict], Dict[str, Any]]:
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pass
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def get_page(self) -> List[dict]:
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pass
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@staticmethod
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def __read_system_hosts():
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"""
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读取系统hosts对象
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"""
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# 获取本机hosts路径
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if SystemUtils.is_windows():
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hosts_path = r"c:\windows\system32\drivers\etc\hosts"
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else:
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hosts_path = '/etc/hosts'
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# 读取系统hosts
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return Hosts(path=hosts_path)
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def __add_hosts_to_system(self, hosts):
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"""
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添加hosts到系统
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"""
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# 系统hosts对象
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system_hosts = self.__read_system_hosts()
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# 过滤掉插件添加的hosts
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orgin_entries = []
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for entry in system_hosts.entries:
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if entry.entry_type == "comment" and entry.comment == "# CustomHostsPlugin":
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break
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orgin_entries.append(entry)
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system_hosts.entries = orgin_entries
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# 新的有效hosts
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new_entrys = []
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# 新的错误的hosts
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err_hosts = []
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err_flag = False
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for host in hosts:
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if not host:
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continue
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host_arr = str(host).split()
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try:
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host_entry = HostsEntry(entry_type='ipv4' if IpUtils.is_ipv4(str(host_arr[0])) else 'ipv6',
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address=host_arr[0],
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names=host_arr[1:])
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new_entrys.append(host_entry)
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except Exception as err:
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err_hosts.append(host + "\n")
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logger.error(f"{host} 格式转换错误：{str(err)}")
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# 写入系统hosts
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if new_entrys:
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try:
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# 添加分隔标识
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system_hosts.add([HostsEntry(entry_type='comment', comment="# CustomHostsPlugin")])
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# 添加新的Hosts
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system_hosts.add(new_entrys)
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system_hosts.write()
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logger.info("更新系统hosts文件成功")
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except Exception as err:
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err_flag = True
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logger.error(f"更新系统hosts文件失败：{str(err) or '请检查权限'}")
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return err_flag, err_hosts
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def get_state(self):
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return self._enable and self._hosts and self._hosts[0]
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def stop_service(self):
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"""
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退出插件
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"""
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pass
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