508 lines
22 KiB
Python
508 lines
22 KiB
Python
from typing import List, Tuple, Dict, Any
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from apscheduler.schedulers.background import BackgroundScheduler
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from app.core.config import settings
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from app.core.event import eventmanager, Event
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from app.log import logger
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from app.modules.emby import Emby
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from app.modules.jellyfin import Jellyfin
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from app.modules.plex import Plex
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from app.modules.qbittorrent import Qbittorrent
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from app.modules.transmission import Transmission
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from app.plugins import _PluginBase
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from app.schemas import NotificationType, WebhookEventInfo
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from app.schemas.types import EventType
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from app.utils.ip import IpUtils
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class SpeedLimiter(_PluginBase):
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# 插件名称
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plugin_name = "播放限速"
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# 插件描述
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plugin_desc = "外网播放媒体库视频时，自动对下载器进行限速。"
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# 插件图标
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plugin_icon = "SpeedLimiter.jpg"
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# 主题色
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plugin_color = "#183883"
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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 = "Shurelol"
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# 作者主页
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author_url = "https://github.com/Shurelol"
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# 插件配置项ID前缀
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plugin_config_prefix = "speedlimit_"
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# 加载顺序
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plugin_order = 11
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# 可使用的用户级别
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auth_level = 2
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# 私有属性
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_scheduler = None
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_qb = None
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_tr = None
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_enabled: bool = False
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_notify: bool = False
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_interval: int = 60
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_downloader: list = []
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_play_up_speed: float = 0
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_play_down_speed: float = 0
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_noplay_up_speed: float = 0
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_noplay_down_speed: float = 0
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_bandwidth: float = 0
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_allocation_ratio: str = ""
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_auto_limit: bool = False
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_limit_enabled: bool = False
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# 当前限速状态
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_current_state = ""
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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._enabled = config.get("enabled")
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self._notify = config.get("notify")
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self._play_up_speed = float(config.get("play_up_speed")) if config.get("play_up_speed") else 0
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self._play_down_speed = float(config.get("play_down_speed")) if config.get("play_down_speed") else 0
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self._noplay_up_speed = float(config.get("noplay_up_speed")) if config.get("noplay_up_speed") else 0
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self._noplay_down_speed = float(config.get("noplay_down_speed")) if config.get("noplay_down_speed") else 0
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try:
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# 总带宽
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self._bandwidth = int(float(config.get("bandwidth") or 0)) * 1000000
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if self._bandwidth > 0:
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# 自动限速开关
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self._auto_limit = True
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except Exception as e:
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logger.error(f"智能限速上行带宽设置错误：{str(e)}")
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self._bandwidth = 0
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# 限速服务开关
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self._limit_enabled = True if self._play_up_speed or self._play_down_speed or self._auto_limit else False
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self._allocation_ratio = config.get("allocation_ratio") or ""
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self._downloader = config.get("downloader") or []
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if self._downloader:
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if 'qbittorrent' in self._downloader:
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self._qb = Qbittorrent()
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if 'transmission' in self._downloader:
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self._tr = Transmission()
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# 移出现有任务
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self.stop_service()
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# 启动限速任务
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if self._enabled and self._limit_enabled:
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self._scheduler = BackgroundScheduler(timezone=settings.TZ)
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self._scheduler.add_job(func=self.check_playing_sessions,
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trigger='interval',
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seconds=self._interval,
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name="播放限速检查")
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self._scheduler.print_jobs()
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self._scheduler.start()
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logger.info("播放限速检查服务启动")
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def get_state(self) -> bool:
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return self._enabled
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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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return [
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{
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'component': 'VForm',
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'content': [
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{
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'component': 'VRow',
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'content': [
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{
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'component': 'VCol',
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'props': {
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'cols': 12,
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'md': 6
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},
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'content': [
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{
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'component': 'VSwitch',
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'props': {
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'model': 'enabled',
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'label': '启用插件',
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}
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}
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]
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},
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{
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'component': 'VCol',
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'props': {
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'cols': 12,
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'md': 6
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},
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'content': [
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{
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'component': 'VSwitch',
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'props': {
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'model': 'notify',
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'label': '发送通知',
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}
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}
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]
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}
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]
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},
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{
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'component': 'VRow',
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'content': [
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{
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'component': 'VCol',
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'content': [
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{
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'component': 'VSelect',
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'props': {
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'chips': True,
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'multiple': True,
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'model': 'downloader',
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'label': '下载器',
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'items': [
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{'title': 'Qbittorrent', 'value': 'qbittorrent'},
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{'title': 'Transmission', 'value': 'transmission'},
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]
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}
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}
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]
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}
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]
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},
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{
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'component': 'VRow',
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'content': [
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{
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'component': 'VCol',
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'props': {
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'cols': 12,
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'md': 6
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},
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'content': [
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{
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'component': 'VTextField',
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'props': {
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'model': 'play_up_speed',
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'label': '播放限速（上传）',
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'placeholder': 'KB/s'
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}
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}
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]
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},
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{
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'component': 'VCol',
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'props': {
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'cols': 12,
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'md': 6
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},
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'content': [
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{
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'component': 'VTextField',
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'props': {
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'model': 'play_down_speed',
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'label': '播放限速（下载）',
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'placeholder': 'KB/s'
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}
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}
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]
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}
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]
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},
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{
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'component': 'VRow',
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'content': [
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{
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'component': 'VCol',
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'props': {
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'cols': 12,
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'md': 6
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},
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'content': [
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{
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'component': 'VTextField',
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'props': {
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'model': 'noplay_up_speed',
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'label': '未播放限速（上传）',
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'placeholder': 'KB/s'
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}
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}
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]
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},
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{
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'component': 'VCol',
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'props': {
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'cols': 12,
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'md': 6
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},
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'content': [
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{
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'component': 'VTextField',
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'props': {
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'model': 'noplay_down_speed',
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'label': '未播放限速（下载）',
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'placeholder': 'KB/s'
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}
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}
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]
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}
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]
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},
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{
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'component': 'VRow',
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'content': [
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{
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'component': 'VCol',
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'props': {
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'cols': 12,
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'md': 6
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},
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'content': [
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{
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'component': 'VTextField',
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'props': {
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'model': 'bandwidth',
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'label': '智能限速上行带宽',
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'placeholder': 'MB/s'
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}
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}
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]
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},
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{
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'component': 'VCol',
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'props': {
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'cols': 12,
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'md': 6
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},
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'content': [
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{
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'component': 'VSelect',
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'props': {
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'model': 'allocation_ratio',
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'label': '智能限速分配比例',
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'items': [
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{'title': '平均', 'value': ''},
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{'title': '1：9', 'value': '1:9'},
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{'title': '2：8', 'value': '2:8'},
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{'title': '3：7', 'value': '3:7'},
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{'title': '4：6', 'value': '4:6'},
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{'title': '6：4', 'value': '6:4'},
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{'title': '7：3', 'value': '7:3'},
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{'title': '8：2', 'value': '8:2'},
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{'title': '9：1', 'value': '9:1'},
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]
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}
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}
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]
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}
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]
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},
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]
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}
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], {
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"enabled": False,
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"notify": True,
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"downloader": [],
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"play_up_speed": None,
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"play_down_speed": None,
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"noplay_up_speed": None,
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"noplay_down_speed": None,
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"bandwidth": None,
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"allocation_ratio": "",
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}
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def get_page(self) -> List[dict]:
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pass
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@eventmanager.register(EventType.WebhookMessage)
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def check_playing_sessions(self, event: Event = None):
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"""
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检查播放会话
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"""
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if not self._qb and not self._tr:
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return
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if event:
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event_data: WebhookEventInfo = event.event_data
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if event_data.event not in ["playback.start", "PlaybackStart", "media.play"]:
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return
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# 当前播放的总比特率
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total_bit_rate = 0
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# 查询播放中会话
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playing_sessions = []
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if settings.MEDIASERVER == "emby":
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req_url = "{HOST}emby/Sessions?api_key={APIKEY}"
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try:
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res = Emby().get_data(req_url)
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if res and res.status_code == 200:
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sessions = res.json()
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for session in sessions:
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if session.get("NowPlayingItem") and not session.get("PlayState", {}).get("IsPaused"):
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playing_sessions.append(session)
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except Exception as e:
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logger.error(f"获取Emby播放会话失败：{str(e)}")
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# 计算有效比特率
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for session in playing_sessions:
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if not IpUtils.is_private_ip(session.get("RemoteEndPoint")) \
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and session.get("NowPlayingItem", {}).get("MediaType") == "Video":
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total_bit_rate += int(session.get("NowPlayingItem", {}).get("Bitrate") or 0)
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elif settings.MEDIASERVER == "jellyfin":
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req_url = "{HOST}Sessions?api_key={APIKEY}"
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try:
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res = Jellyfin().get_data(req_url)
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if res and res.status_code == 200:
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sessions = res.json()
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for session in sessions:
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if session.get("NowPlayingItem") and not session.get("PlayState", {}).get("IsPaused"):
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playing_sessions.append(session)
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except Exception as e:
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logger.error(f"获取Jellyfin播放会话失败：{str(e)}")
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# 计算有效比特率
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for session in playing_sessions:
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if not IpUtils.is_private_ip(session.get("RemoteEndPoint")) \
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and session.get("NowPlayingItem", {}).get("MediaType") == "Video":
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media_streams = session.get("NowPlayingItem", {}).get("MediaStreams") or []
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for media_stream in media_streams:
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total_bit_rate += int(media_stream.get("BitRate") or 0)
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elif settings.MEDIASERVER == "plex":
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_plex = Plex().get_plex()
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if _plex:
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sessions = _plex.sessions()
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for session in sessions:
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bitrate = sum([m.bitrate or 0 for m in session.media])
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playing_sessions.append({
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"type": session.TAG,
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"bitrate": bitrate,
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"address": session.player.address
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})
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# 计算有效比特率
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for session in playing_sessions:
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if IpUtils.is_private_ip(session.get("address")) \
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and session.get("type") == "Video":
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total_bit_rate += int(session.get("bitrate") or 0)
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if total_bit_rate:
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# 开启智能限速计算上传限速
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if self._auto_limit:
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play_up_speed = self.__calc_limit(total_bit_rate)
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else:
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play_up_speed = self._play_up_speed
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# 当前正在播放，开始限速
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self.__set_limiter(limit_type="播放", upload_limit=play_up_speed,
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download_limit=self._play_down_speed)
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else:
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# 当前没有播放，取消限速
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self.__set_limiter(limit_type="未播放", upload_limit=self._noplay_up_speed,
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download_limit=self._noplay_down_speed)
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def __calc_limit(self, total_bit_rate):
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"""
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计算智能上传限速
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"""
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residual_bandwidth = (self._bandwidth - total_bit_rate)
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if residual_bandwidth < 0:
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play_up_speed = 10
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else:
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play_up_speed = round(residual_bandwidth / 8 / 1024, 2)
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return play_up_speed
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def __set_limiter(self, limit_type: str, upload_limit: float, download_limit: float):
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"""
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设置限速
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"""
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if not self._qb and not self._tr:
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return
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state = f"U:{upload_limit},D:{download_limit}"
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if self._current_state == state:
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# 限速状态没有改变
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return
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else:
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self._current_state = state
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if upload_limit:
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text = f"上传：{upload_limit} KB/s"
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else:
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text = f"上传：未限速"
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if download_limit:
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text = f"{text}\n下载：{download_limit} KB/s"
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else:
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text = f"{text}\n下载：未限速"
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try:
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cnt = 0
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for download in self._downloader:
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if self._auto_limit and limit_type == "播放":
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# 开启了播放智能限速
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if len(self._downloader) == 1:
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# 只有一个下载器
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upload_limit = int(upload_limit)
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else:
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# 多个下载器
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if not self._allocation_ratio:
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# 平均
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upload_limit = int(upload_limit / len(self._downloader))
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else:
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# 按比例
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allocation_count = sum([int(i) for i in self._allocation_ratio.split(":")])
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upload_limit = int(upload_limit * int(self._allocation_ratio[cnt]) / allocation_count)
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cnt += 1
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if str(download) == 'qbittorrent':
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if self._qb:
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self._qb.set_speed_limit(download_limit=download_limit, upload_limit=upload_limit)
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# 发送通知
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if self._notify:
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title = "【播放限速】"
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if upload_limit or download_limit:
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subtitle = f"Qbittorrent 开始{limit_type}限速"
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self.post_message(
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mtype=NotificationType.MediaServer,
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title=title,
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text=f"{subtitle}\n{text}"
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)
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else:
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self.post_message(
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mtype=NotificationType.MediaServer,
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title=title,
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text=f"Qbittorrent 已取消限速"
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)
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else:
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if self._tr:
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self._tr.set_speed_limit(download_limit=download_limit, upload_limit=upload_limit)
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# 发送通知
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if self._notify:
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title = "【播放限速】"
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if upload_limit or download_limit:
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subtitle = f"Transmission 开始{limit_type}限速"
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self.post_message(
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mtype=NotificationType.MediaServer,
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title=title,
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text=f"{subtitle}\n{text}"
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)
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else:
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self.post_message(
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mtype=NotificationType.MediaServer,
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title=title,
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text=f"Transmission 已取消限速"
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)
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except Exception as e:
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logger.error(f"设置限速失败：{str(e)}")
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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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try:
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if self._scheduler:
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self._scheduler.remove_all_jobs()
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if self._scheduler.running:
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self._scheduler.shutdown()
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self._scheduler = None
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except Exception as e:
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print(str(e))
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