Vladless
341 lines
12 KiB
Python
341 lines
12 KiB
Python
import html
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import os
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import re
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import secrets
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import string
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from datetime import datetime, timedelta
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import aiofiles
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from aiogram.types import (
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BufferedInputFile,
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InlineKeyboardMarkup,
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InputMediaPhoto,
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Message,
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)
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from sqlalchemy import func, select
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from sqlalchemy.ext.asyncio import AsyncSession
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from bot import bot
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from config import ADMIN_ID
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from database import get_servers
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from database.models import Key, Notification, Server
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from hooks.hooks import run_hooks
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from logger import logger
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async def generate_random_email(
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length: int = 8,
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session: AsyncSession | None = None,
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max_attempts: int = 20,
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) -> str:
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alphabet = string.ascii_lowercase + string.digits
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for _ in range(max_attempts):
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candidate = "".join(secrets.choice(alphabet) for _ in range(length)) if length > 0 else ""
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if not session:
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return candidate
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exists = await session.execute(select(Key.email).where(Key.email == candidate).limit(1))
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if not exists.scalar_one_or_none():
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return candidate
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raise RuntimeError("Не удалось сгенерировать уникальный email после нескольких попыток")
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async def get_least_loaded_cluster(session: AsyncSession) -> str:
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servers = await get_servers(session)
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server_to_cluster = {}
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cluster_loads = {}
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for cluster_name, cluster_servers in servers.items():
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cluster_loads[cluster_name] = 0
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for server in cluster_servers:
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server_to_cluster[server["server_name"]] = cluster_name
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result = await session.execute(select(Key))
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keys = result.scalars().all()
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for key in keys:
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server_id = key.server_id
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cluster_id = server_to_cluster.get(server_id, server_id)
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if cluster_id in cluster_loads:
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cluster_loads[cluster_id] += 1
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available_clusters = {}
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for cluster_name, cluster_servers in servers.items():
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enabled_servers = [server for server in cluster_servers if server.get("enabled", True)]
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if not enabled_servers:
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continue
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available_servers = []
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for server in enabled_servers:
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if await check_server_key_limit(server, session):
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available_servers.append(server)
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if available_servers:
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available_clusters[cluster_name] = cluster_loads[cluster_name]
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else:
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continue
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cluster_filter_results = await run_hooks("cluster_balancer", available_clusters=available_clusters, session=session)
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if cluster_filter_results and cluster_filter_results[0]:
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available_clusters = cluster_filter_results[0]
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if not available_clusters:
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logger.warning("❌ Нет доступных кластеров с лимитом ключей!")
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raise ValueError("⚠️ Сервисы временно недоступны. Попробуйте позже.")
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least_loaded_cluster = min(available_clusters, key=lambda k: (available_clusters[k], k))
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logger.info(
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f"✅ Выбран наименее загруженный кластер: {least_loaded_cluster} (загрузка: {available_clusters[least_loaded_cluster]})"
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)
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return least_loaded_cluster
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async def check_server_key_limit(server_info: dict, session: AsyncSession) -> bool:
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server_name = server_info.get("server_name")
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cluster_name = server_info.get("cluster_name")
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max_keys = server_info.get("max_keys")
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if not max_keys:
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return True
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identifier = cluster_name if cluster_name else server_name
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result = await session.execute(select(func.count()).select_from(Key).where(Key.server_id == identifier))
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total_keys = result.scalar() or 0
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if total_keys >= max_keys:
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logger.warning(f"[Key Limit] Сервер {server_name} достиг лимита: {total_keys}/{max_keys}")
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return False
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usage_percent = total_keys / max_keys
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if usage_percent >= 0.9:
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notif_key = f"server_warn_{server_name}"
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result = await session.execute(
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select(Notification).where(Notification.tg_id == 0, Notification.notification_type == notif_key)
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)
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already_sent = result.scalar_one_or_none()
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if not already_sent:
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for admin_id in ADMIN_ID:
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try:
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await bot.send_message(
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admin_id,
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f"⚠️ Сервер <b>{server_name}</b> почти заполнен ({int(usage_percent * 100)}%)."
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f"\nРекомендуется создать новый для балансировки.",
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)
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except Exception:
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pass
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session.add(Notification(tg_id=0, notification_type=notif_key))
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await session.commit()
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return True
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async def handle_error(tg_id: int, callback_query: object | None = None, message: str = "") -> None:
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"""
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Обрабатывает ошибку, отправляя сообщение пользователю.
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"""
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try:
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if callback_query and hasattr(callback_query, "message"):
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try:
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await bot.delete_message(chat_id=tg_id, message_id=callback_query.message.message_id)
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except Exception as delete_error:
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logger.warning(f"Не удалось удалить сообщение: {delete_error}")
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await bot.send_message(tg_id, message, parse_mode=None)
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except Exception as e:
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logger.error(f"Ошибка при обработке ошибки: {e}")
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def get_plural_form(num: int, form1: str, form2: str, form3: str) -> str:
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"""Универсальная функция для получения правильной формы множественного числа"""
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n = abs(num) % 100
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if 10 < n < 20:
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return form3
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return {1: form1, 2: form2, 3: form2, 4: form2}.get(n % 10, form3)
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def format_months(months: int) -> str:
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"""Форматирует количество месяцев с правильным склонением"""
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if months <= 0:
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return "0 месяцев"
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return f"{months} {get_plural_form(months, 'месяц', 'месяца', 'месяцев')}"
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def format_days(days: int) -> str:
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"""
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Форматирует количество дней с правильным склонением.
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"""
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if days <= 0:
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return "0 дней"
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return f"{days} {get_plural_form(days, 'день', 'дня', 'дней')}"
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def format_minutes(minutes: int) -> str:
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"""Форматирует количество минут с правильным склонением"""
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if minutes <= 0:
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return "0 минут"
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return f"{minutes} {get_plural_form(minutes, 'минута', 'минуты', 'минут')}"
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def format_hours(hours: int) -> str:
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"""Форматирует количество часов с правильным склонением"""
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if hours <= 0:
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return "0 часов"
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return f"{hours} {get_plural_form(hours, 'час', 'часа', 'часов')}"
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async def edit_or_send_message(
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target_message: Message,
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text: str,
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reply_markup: InlineKeyboardMarkup | None = None,
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media_path: str = None,
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disable_web_page_preview: bool = False,
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force_text: bool = False,
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):
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"""
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Универсальная функция для редактирования исходного сообщения target_message.
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"""
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if media_path and os.path.isfile(media_path):
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async with aiofiles.open(media_path, "rb") as f:
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image_data = await f.read()
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media = InputMediaPhoto(
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media=BufferedInputFile(image_data, filename=os.path.basename(media_path)),
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caption=text,
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)
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try:
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await target_message.edit_media(media=media, reply_markup=reply_markup)
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return
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except Exception:
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await target_message.answer_photo(
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photo=BufferedInputFile(image_data, filename=os.path.basename(media_path)),
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caption=text,
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reply_markup=reply_markup,
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disable_web_page_preview=disable_web_page_preview,
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)
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return
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else:
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if not force_text and target_message.caption is not None:
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try:
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await target_message.edit_caption(caption=text, reply_markup=reply_markup)
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return
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except Exception as e:
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logger.error(f"Ошибка редактирования подписи: {e}")
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try:
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await target_message.edit_text(
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text=text,
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reply_markup=reply_markup,
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disable_web_page_preview=disable_web_page_preview,
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)
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return
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except Exception:
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await target_message.answer(
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text=text,
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reply_markup=reply_markup,
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disable_web_page_preview=disable_web_page_preview,
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)
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def convert_to_bytes(value: float, unit: str) -> int:
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"""
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Конвертирует значение с указанной единицей измерения в байты.
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"""
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KB = 1024
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MB = KB * 1024
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GB = MB * 1024
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TB = GB * 1024
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units = {"KB": KB, "MB": MB, "GB": GB, "TB": TB}
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return int(value * units.get(unit.upper(), 1))
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async def is_full_remnawave_cluster(cluster_id: str, session: AsyncSession) -> bool:
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result = await session.execute(select(Server.panel_type).where(Server.cluster_name == cluster_id))
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panel_types = result.scalars().all()
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if panel_types:
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return all(pt.lower() == "remnawave" for pt in panel_types)
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result = await session.execute(select(Server.panel_type).where(Server.server_name == cluster_id))
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panel_type = result.scalar_one_or_none()
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return panel_type and panel_type.lower() == "remnawave"
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def sanitize_key_name(key_name: str) -> str:
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"""
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Очищает название ключа, оставляя только допустимые символы.
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Args:
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key_name (str): Исходное название ключа.
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Returns:
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str: Очищенное название ключа в нижнем регистре.
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"""
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return re.sub(r"[^a-z0-9@._-]", "", key_name.lower())
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RUSSIAN_MONTHS = {
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"January": "Января",
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"February": "Февраля",
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"March": "Марта",
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"April": "Апреля",
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"May": "Мая",
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"June": "Июня",
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"July": "Июля",
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"August": "Августа",
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"September": "Сентября",
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"October": "Октября",
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"November": "Ноября",
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"December": "Декабря",
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}
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def get_russian_month(date: datetime) -> str:
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"""
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Преобразует английское название месяца в русское.
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Args:
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date: Объект datetime, из которого извлекается месяц.
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Returns:
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Название месяца на русском языке.
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"""
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english_month = date.strftime("%B")
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return RUSSIAN_MONTHS.get(english_month, english_month)
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def get_username(user) -> str:
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if getattr(user, "full_name", None):
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return html.escape(user.full_name)
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if getattr(user, "first_name", None):
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return html.escape(user.first_name)
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if getattr(user, "username", None):
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return "@" + html.escape(user.username)
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return "Пользователь"
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def format_discount_time_left(last_time: datetime, discount_hours: int) -> str:
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expires_at = last_time + timedelta(hours=discount_hours)
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current_time = datetime.utcnow()
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time_left = expires_at - current_time
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if time_left.total_seconds() <= 0:
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return "⏳ Время истекло"
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total_seconds = int(time_left.total_seconds())
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days = total_seconds // 86400
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hours = (total_seconds % 86400) // 3600
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minutes = (total_seconds % 3600) // 60
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if days > 0:
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return format_days(days)
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elif hours > 0:
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return format_hours(hours)
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else:
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return format_minutes(minutes)
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