25.09.07

favicon_app/asyncs/__init__.py

@@ -0,0 +1,4 @@
+# -*- coding: utf-8 -*-
+
+from .favicon_async import FaviconAsync
+from .favicon_service_async import FaviconServiceAsync

favicon_app/asyncs/favicon_async.py

@@ -0,0 +1,153 @@
+# -*- coding: utf-8 -*-
+
+import base64
+import logging
+from typing import Tuple, Optional
+
+import aiohttp
+
+import setting
+from favicon_app.models import favicon
+from favicon_app.utils import header
+from favicon_app.utils.filetype import helpers, filetype
+
+# 配置日志
+logger = logging.getLogger(__name__)
+
+# 创建aiohttp客户端会话池
+_aiohttp_client = None
+
+
+class FaviconAsync(favicon.Favicon):
+    """异步版本的Favicon类，用于异步处理网站图标的获取和解析"""
+
+    async def async_get_icon_file(self, icon_path: str, default: bool = False) -> Tuple[Optional[bytes], Optional[str]]:
+        """异步获取图标文件内容和类型
+        
+        Args:
+            icon_path: 图标路径
+            default: 是否使用默认图标路径
+            
+        Returns:
+            元组(图标内容, 内容类型)
+        """
+        self.get_icon_url(icon_path, default)
+
+        if not self.icon_url or not self.domain or '.' not in self.domain:
+            return None, None
+
+        _content, _ct = None, None
+        try:
+            # 处理base64编码的图片
+            if self.icon_url.startswith('data:image') and 'base64,' in self.icon_url:
+                data_uri = self.icon_url.split(',')
+                if len(data_uri) == 2:
+                    _content = base64.b64decode(data_uri[-1])
+                    _ct = data_uri[0].split(';')[0].split(':')[-1]
+            else:
+                _content, _ct = await self._async_req_get(self.icon_url, domain=self.domain)
+
+            # 验证是否为图片
+            if _ct and _content and helpers.is_image(_content):
+                # 检查文件大小
+                if len(_content) > 5 * 1024 * 1024:
+                    logger.warning('图片过大: %d bytes, 域名: %s', len(_content), self.domain)
+                return _content, filetype.guess_mime(_content) or _ct
+        except Exception as e:
+            logger.error('异步获取图标文件失败: %s, URL: %s', str(e), self.icon_url)
+
+        return None, None
+
+    async def async_req_get(self) -> Optional[bytes]:
+        """异步获取网站首页内容
+        
+        Returns:
+            网站首页HTML内容
+        """
+        if not self.domain or '.' not in self.domain:
+            return None
+
+        _url = self.get_base_url()
+        _content, _ct = await self._async_req_get(_url, domain=self.domain)
+
+        # 验证类型并检查大小
+        if _ct and ('text' in _ct or 'html' in _ct or 'xml' in _ct):
+            if _content and len(_content) > 30 * 1024 * 1024:
+                logger.error('页面内容过大: %d bytes, URL: %s', len(_content), _url)
+                return None
+            return _content
+
+        return None
+
+    @staticmethod
+    async def _async_req_get(
+            url: str,
+            domain: str,
+            retries: int = favicon.DEFAULT_RETRIES,
+            timeout: int = favicon.DEFAULT_TIMEOUT
+    ) -> Tuple[Optional[bytes], Optional[str]]:
+        """异步发送HTTP GET请求获取内容
+        
+        Args:
+            url: 请求URL
+            retries: 重试次数
+            timeout: 超时时间(秒)
+            
+        Returns:
+            元组(内容, 内容类型)
+        """
+        global _aiohttp_client
+        logger.info('发送异步请求: %s', url)
+
+        # 初始化aiohttp客户端会话
+        if _aiohttp_client is None:
+            _aiohttp_client = aiohttp.ClientSession(
+                connector=aiohttp.TCPConnector(verify_ssl=False, limit=1000),
+                timeout=aiohttp.ClientTimeout(total=timeout),
+                raise_for_status=False
+            )
+
+        retry_count = 0
+        while retry_count <= retries:
+            try:
+                async with _aiohttp_client.get(
+                        url,
+                        headers=header.get_header(),
+                        allow_redirects=True,
+                        timeout=timeout,
+                ) as resp:
+                    if resp.ok:
+                        ct_type = resp.headers.get('Content-Type')
+                        ct_length = resp.headers.get('Content-Length')
+
+                        # 处理Content-Type
+                        if ct_type and ';' in ct_type:
+                            _cts = ct_type.split(';')
+                            if 'charset' in _cts[0]:
+                                ct_type = _cts[-1].strip()
+                            else:
+                                ct_type = _cts[0].strip()
+
+                        # 检查响应大小
+                        if ct_length and int(ct_length) > 10 * 1024 * 1024:
+                            logger.warning('响应过大: %d bytes, URL: %s', int(ct_length), url)
+
+                        content = await resp.read()
+                        return content, ct_type
+                    else:
+                        favicon.failed_url_cache(domain, setting.time_of_7_days)
+                        logger.error('异步请求失败: %d, URL: %s', resp.status, url)
+                        break
+            except (aiohttp.ClientConnectorError, aiohttp.ServerTimeoutError) as e:
+                retry_count += 1
+                if retry_count > retries:
+                    logger.error('异步请求超时: %s, URL: %s', str(e), url)
+                else:
+                    logger.warning('异步请求超时，正在重试(%d/%d): %s', retry_count, retries, url)
+                    continue
+            except Exception as e:
+                favicon.failed_url_cache(domain, setting.time_of_7_days)
+                logger.error('异步请求异常: %s, URL: %s', str(e), url)
+                break
+
+        return None, None

favicon_app/asyncs/favicon_service_async.py

@@ -0,0 +1,187 @@
+# -*- coding: utf-8 -*-
+
+import logging
+import os
+import time
+from typing import Optional
+
+from fastapi import Request, BackgroundTasks
+from fastapi.responses import Response
+
+import setting
+from favicon_app.asyncs.favicon_async import FaviconAsync
+from favicon_app.models import favicon
+from favicon_app.routes import favicon_service
+from favicon_app.utils.file_util import FileUtil
+from favicon_app.utils.filetype import helpers, filetype
+
+# 配置日志
+logger = logging.getLogger(__name__)
+
+
+class FaviconServiceAsync(favicon_service.FaviconService):
+    """异步版本的FaviconService类，用于异步处理图标的获取和请求"""
+
+    async def get_icon_async(self, entity: FaviconAsync, _cached: bytes = None) -> Optional[bytes]:
+        """异步获取图标"""
+        icon_content = None
+
+        try:
+            if entity.domain in self.domain_list:
+                self._queue_pull(True, self.total_queue)
+                return _cached or setting.default_icon_file
+            else:
+                self.domain_list.append(entity.domain)
+
+            # 尝试从网站异步获取HTML内容
+            html_content = await entity.async_req_get()
+            if html_content:
+                icon_url = self._parse_html(html_content, entity)
+            else:
+                icon_url = None
+
+            # 尝试不同的图标获取策略
+            strategies = [
+                # 1. 从原始网页标签链接中获取
+                lambda: (icon_url, "原始网页标签") if icon_url else (None, None),
+                # 2. 从 gstatic.cn 接口获取
+                lambda: (
+                    f'https://t3.gstatic.cn/faviconV2?client=SOCIAL&fallback_opts=TYPE,SIZE,URL&type=FAVICON&size=128&url={entity.get_base_url()}',
+                    "gstatic接口"),
+                # 3. 从网站默认位置获取
+                lambda: ('', "网站默认位置/favicon.ico"),
+                # 4. 从其他api接口获取
+                lambda: (f'https://ico.kucat.cn/get.php?url={entity.get_base_url()}', "第三方API"),
+            ]
+
+            for strategy in strategies:
+                if icon_content:
+                    break
+
+                strategy_url, strategy_name = strategy()
+                if strategy_url is not None:
+                    logger.info(f"-> 异步尝试从 {strategy_name} 获取图标")
+                    icon_content, icon_type = await entity.async_get_icon_file(strategy_url, strategy_url == '')
+
+            # 图标获取失败，或图标不是支持的图片格式，写入默认图标
+            if (not icon_content) or (not helpers.is_image(icon_content) or self._is_default_icon_byte(icon_content)):
+                logger.warning(f"-> 异步获取图标失败，使用默认图标: {entity.domain}")
+                icon_content = _cached if _cached else setting.default_icon_file
+
+            if icon_content:
+                cache_path = os.path.join(setting.icon_root_path, 'data', 'icon', entity.domain_md5 + '.png')
+                md5_path = os.path.join(setting.icon_root_path, 'data', 'text', entity.domain_md5 + '.txt')
+
+                try:
+                    # 确保目录存在
+                    os.makedirs(os.path.dirname(cache_path), exist_ok=True)
+                    os.makedirs(os.path.dirname(md5_path), exist_ok=True)
+
+                    # 写入缓存文件（注意：文件IO操作仍然是同步的）
+                    FileUtil.write_file(cache_path, icon_content, mode='wb')
+                    FileUtil.write_file(md5_path, entity.domain, mode='w')
+                except Exception as e:
+                    logger.error(f"异步写入缓存文件失败: {e}")
+
+            self.request_icon_count += 1
+
+            return icon_content
+        except Exception as e:
+            logger.error(f"异步获取图标时发生错误 {entity.domain}: {e}")
+            return _cached or setting.default_icon_file
+        finally:
+            if entity.domain in self.domain_list:
+                self.domain_list.remove(entity.domain)
+            # 任务完成，从两个队列中移出元素
+            self._queue_pull(True, self.total_queue)
+
+    async def get_favicon_handler_async(
+            self,
+            request: Request,
+            bg_tasks: BackgroundTasks,
+            url: Optional[str] = None,
+            refresh: Optional[str] = None,
+    ) -> dict[str, str] | Response:
+        """异步处理获取图标的请求"""
+
+        logger.info(f"队列大小(异步) queue/failed：{self.total_queue.qsize()} | {len(favicon.failed_urls)}")
+
+        self.url_count += 1
+
+        # 验证URL参数
+        if not url:
+            return {"message": "请提供url参数"}
+
+        try:
+            # 使用异步版本的FaviconAsync类
+            entity = FaviconAsync(url)
+
+            # 验证域名
+            if not entity.domain:
+                logger.warning(f"无效的URL: {url}")
+                return self.get_default(setting.time_of_7_days)
+
+            # 检查内存缓存中的失败URL
+            if entity.domain in favicon.failed_urls:
+                if int(time.time()) <= favicon.failed_urls.get(entity.domain):
+                    return self.get_default(setting.time_of_7_days)
+                else:
+                    del favicon.failed_urls[entity.domain]
+
+            # 检查缓存
+            _cached, cached_icon = self._get_cache_icon(entity.domain_md5, refresh=refresh in ['true', '1'])
+
+            if _cached or cached_icon:
+                # 使用缓存图标
+                icon_content = cached_icon if cached_icon else _cached
+                self.request_cache_count += 1
+
+                # 确定内容类型和缓存时间
+                content_type = filetype.guess_mime(icon_content) if icon_content else ""
+                cache_time = setting.time_of_12_hours if self._is_default_icon_byte(icon_content) else setting.time_of_7_days
+
+                # 乐观缓存机制：检查缓存是否已过期但仍有缓存内容
+                # _cached 存在但 cached_icon 为 None 表示缓存已过期
+                if _cached and not cached_icon:
+                    # 缓存已过期，后台刷新缓存
+                    logger.info(f"缓存已过期，加入后台队列刷新(异步): {entity.domain}")
+                    # 开始图标处理，加入两个队列
+                    self.total_queue.put(entity.domain)
+                    bg_tasks.add_task(self.get_icon_sync, entity, _cached)
+
+                return Response(content=icon_content,
+                                media_type=content_type if content_type else "image/x-icon",
+                                headers=self._get_header(content_type, cache_time))
+            else:
+                # 开始图标处理，加入两个队列
+                self.total_queue.put(entity.domain)
+
+                # 没有缓存，实时处理，检查队列大小
+                _queue_size = self.total_queue.qsize()
+                if _queue_size >= setting.MAX_QUEUE_SIZE:
+                    # 加入后台队列并返回默认图片
+                    logger.info(f"队列大小({_queue_size})>={setting.MAX_QUEUE_SIZE}，返回默认图片并加入后台队列(异步): {entity.domain}")
+                    bg_tasks.add_task(self.get_icon_sync, entity, _cached)
+                    return self.get_default(0)
+                else:
+                    # 队列<MAX_QUEUE_SIZE，实时处理
+                    logger.info(f"队列大小({_queue_size})<{setting.MAX_QUEUE_SIZE}，实时处理(异步): {entity.domain}")
+
+                    # 始终使用异步方法获取图标
+                    icon_content = await self.get_icon_async(entity, _cached)
+
+                    if not icon_content:
+                        # 获取失败，返回默认图标
+                        return self.get_default()
+
+                    # 确定内容类型和缓存时间
+                    content_type = filetype.guess_mime(icon_content) if icon_content else ""
+                    cache_time = setting.time_of_12_hours if self._is_default_icon_byte(icon_content) else setting.time_of_7_days
+
+                    return Response(content=icon_content,
+                                    media_type=content_type if content_type else "image/x-icon",
+                                    headers=self._get_header(content_type, cache_time))
+        except Exception as e:
+            logger.error(f"处理图标请求时发生错误 {url}: {e}")
+            # 返回默认图标
+            return self.get_default()

favicon_app/models/favicon.py

@@ -14,6 +14,7 @@ import requests
 import urllib3
 from urllib3.exceptions import MaxRetryError, ReadTimeoutError, ConnectTimeoutError
 
+import setting
 from favicon_app.utils import header
 from favicon_app.utils.filetype import helpers, filetype
 
@@ -32,10 +33,6 @@ requests_session.verify = False
 DEFAULT_TIMEOUT = 10
 DEFAULT_RETRIES = 2
 
-# 时间常量
-time_of_1_days = 1 * 24 * 60 * 60
-time_of_7_days = 7 * time_of_1_days
-
 # 存储失败的URL，值为缓存过期时间戳
 failed_urls: Dict[str, int] = dict()
 
@@ -111,7 +108,7 @@ class Favicon:
             if self.domain:
                 self.domain_md5 = hashlib.md5(self.domain.encode("utf-8")).hexdigest()
         except Exception as e:
-            failed_url_cache(self.domain, time_of_1_days)
+            failed_url_cache(self.domain, setting.time_of_1_days)
             self.scheme = None
             self.domain = None
             logger.error('URL解析错误: %s, URL: %s', str(e), url)
@@ -290,7 +287,7 @@ class Favicon:
 
                     return req.content, ct_type
                 else:
-                    failed_url_cache(domain, time_of_7_days)
+                    failed_url_cache(domain, setting.time_of_7_days)
                     logger.error('请求失败: %d, URL: %s', req.status_code, url)
                     break
             except (ConnectTimeoutError, ReadTimeoutError) as e:
@@ -304,7 +301,7 @@ class Favicon:
                 logger.error('重定向次数过多: %s, URL: %s', str(e), url)
                 break
             except Exception as e:
-                failed_url_cache(domain, time_of_7_days)
+                failed_url_cache(domain, setting.time_of_7_days)
                 logger.error('请求异常: %s, URL: %s', str(e), url)
                 break
 
@@ -346,7 +343,7 @@ class Favicon:
                             return True
                 return False
         except Exception as e:
-            failed_url_cache(domain, time_of_7_days)
+            failed_url_cache(domain, setting.time_of_7_days)
             logger.error('解析域名出错: %s, 错误: %s', domain, str(e))
             return False
 

favicon_app/routes/favicon_routes.py

@@ -8,6 +8,8 @@ import urllib3
 from fastapi import APIRouter, Request, Query, BackgroundTasks
 from fastapi.responses import Response
 
+import setting
+from favicon_app.asyncs import favicon_service_async
 from favicon_app.routes import favicon_service
 from favicon_app.utils.file_util import FileUtil
 
@@ -15,12 +17,12 @@ urllib3.disable_warnings()
 logging.captureWarnings(True)
 logger = logging.getLogger(__name__)
 
-_icon_root_path = favicon_service.icon_root_path
-_default_icon_path = favicon_service.default_icon_path
-_default_icon_content = favicon_service.default_icon_content
+_icon_root_path = setting.icon_root_path
+_default_icon_path = setting.default_icon_path
 
 # 创建全局服务实例
 _service = favicon_service.FaviconService()
+_async_service = favicon_service_async.FaviconServiceAsync()
 
 # 创建FastAPI路由器
 favicon_router = APIRouter(prefix="", tags=["favicon"])
@@ -33,18 +35,24 @@ async def get_favicon(
         bg_tasks: BackgroundTasks,
         url: Optional[str] = Query(None, description="网址：eg. https://www.baidu.com"),
         refresh: Optional[str] = Query(None, include_in_schema=False),
-        sync: Optional[str] = Query('false', description="是否使用同步方式获取")
+        sync: Optional[str] = Query(setting.sync, description="是否使用同步方式获取"),
 ):
     """获取网站图标"""
-    return await _service.get_favicon_handler(request, bg_tasks, url, refresh, sync)
+    # 根据参数决定使用同步还是异步处理
+    use_async = (not (sync in ['true', '1']))
+
+    if use_async:
+        # 使用异步方式
+        return await _async_service.get_favicon_handler_async(request, bg_tasks, url, refresh)
+    else:
+        # 使用同步方式
+        return _service.get_favicon_handler(request, bg_tasks, url, refresh)
 
 
 @favicon_router.get('/icon/default')
-async def get_default_icon(cache_time: int = Query(_service.time_of_1_days, include_in_schema=False)):
+async def get_default_icon():
     """获取默认图标"""
-    return Response(content=_default_icon_content,
-                    media_type="image/png",
-                    headers=_service.get_header("image/png", cache_time))
+    return _service.get_default()
 
 
 @favicon_router.get('/icon/count')

favicon_app/routes/favicon_service.py

@@ -6,15 +6,18 @@ import os
 import random
 import re
 import time
+import warnings
 from queue import Queue
 from typing import Optional, Tuple, Dict, List
 
 import bs4
 import urllib3
 from bs4 import SoupStrainer
+from bs4 import XMLParsedAsHTMLWarning
 from fastapi import Request, BackgroundTasks
 from fastapi.responses import Response
 
+import setting
 from favicon_app.models import Favicon, favicon
 from favicon_app.utils import header
 from favicon_app.utils.file_util import FileUtil
@@ -23,13 +26,10 @@ from favicon_app.utils.filetype import helpers, filetype
 urllib3.disable_warnings()
 logging.captureWarnings(True)
 logger = logging.getLogger(__name__)
+warnings.filterwarnings("ignore", category=XMLParsedAsHTMLWarning)
 
 # 获取当前所在目录的绝对路径
-current_dir = os.path.dirname(os.path.abspath(__file__))
-# icon 存储的绝对路径，上两级目录
-icon_root_path = os.path.abspath(os.path.join(current_dir, '..', '..'))
-default_icon_path = os.path.join(icon_root_path, 'favicon.png')
-default_icon_content = FileUtil.read_file(default_icon_path, mode='rb')
+_current_dir = os.path.dirname(os.path.abspath(__file__))
 
 
 class FaviconService:
@@ -44,29 +44,29 @@ class FaviconService:
 
         # 初始化队列
         # 实时处理的任务数量
-        self.icon_queue = Queue()
+        # self.icon_queue = Queue()
         # 所有正在处理的任务数量
         self.total_queue = Queue()
 
-        # 队列阈值常量配置
-        self.MAX_QUEUE_SIZE = 3
-
-        # 时间常量
-        self.time_of_1_minus = 1 * 60
-        self.time_of_5_minus = 5 * self.time_of_1_minus
-        self.time_of_10_minus = 10 * self.time_of_1_minus
-        self.time_of_30_minus = 30 * self.time_of_1_minus
-
-        self.time_of_1_hours = 1 * 60 * 60
-        self.time_of_2_hours = 2 * self.time_of_1_hours
-        self.time_of_3_hours = 3 * self.time_of_1_hours
-        self.time_of_6_hours = 6 * self.time_of_1_hours
-        self.time_of_12_hours = 12 * self.time_of_1_hours
-
-        self.time_of_1_days = 1 * 24 * 60 * 60
-        self.time_of_7_days = 7 * self.time_of_1_days
-        self.time_of_15_days = 15 * self.time_of_1_days
-        self.time_of_30_days = 30 * self.time_of_1_days
+        # # 队列阈值常量配置
+        # self.MAX_QUEUE_SIZE = 5
+        #
+        # # 时间常量
+        # self.time_of_1_minus = 1 * 60
+        # self.time_of_5_minus = 5 * self.time_of_1_minus
+        # self.time_of_10_minus = 10 * self.time_of_1_minus
+        # self.time_of_30_minus = 30 * self.time_of_1_minus
+        #
+        # self.time_of_1_hours = 1 * 60 * 60
+        # self.time_of_2_hours = 2 * self.time_of_1_hours
+        # self.time_of_3_hours = 3 * self.time_of_1_hours
+        # self.time_of_6_hours = 6 * self.time_of_1_hours
+        # self.time_of_12_hours = 12 * self.time_of_1_hours
+        #
+        # self.time_of_1_days = 1 * 24 * 60 * 60
+        # self.time_of_7_days = 7 * self.time_of_1_days
+        # self.time_of_15_days = 15 * self.time_of_1_days
+        # self.time_of_30_days = 30 * self.time_of_1_days
 
         # 预编译正则表达式，提高性能
         self.pattern_icon = re.compile(r'(icon|shortcut icon|alternate icon|apple-touch-icon)+', re.I)
@@ -78,7 +78,7 @@ class FaviconService:
 
     def _initialize_default_icon_md5(self) -> List[str]:
         """初始化默认图标MD5值列表"""
-        md5_list = [self._get_file_md5(default_icon_path),
+        md5_list = [self._get_file_md5(setting.default_icon_path),
                     '05231fb6b69aff47c3f35efe09c11ba0',
                     '3ca64f83fdcf25135d87e08af65e68c9',
                     'db470fd0b65c8c121477343c37f74f02',
@@ -128,7 +128,7 @@ class FaviconService:
 
     def _get_cache_file(self, domain: str, refresh: bool = False) -> Tuple[Optional[bytes], Optional[bytes]]:
         """从缓存中获取图标文件"""
-        cache_path = os.path.join(icon_root_path, 'data', 'icon', domain + '.png')
+        cache_path = os.path.join(setting.icon_root_path, 'data', 'icon', domain + '.png')
         if os.path.exists(cache_path) and os.path.isfile(cache_path) and os.path.getsize(cache_path) > 0:
             try:
                 cached_icon = FileUtil.read_file(cache_path, mode='rb')
@@ -141,18 +141,18 @@ class FaviconService:
 
                 # 处理刷新请求或缓存过期情况
                 if refresh:
-                    if int(time.time()) - file_time <= self.time_of_12_hours:
+                    if int(time.time()) - file_time <= setting.time_of_12_hours:
                         logger.info(f"缓存文件修改时间在有效期内，不执行刷新: {cache_path}")
                         return cached_icon, cached_icon
                     return cached_icon, None
 
                 # 检查缓存是否过期（最大30天）
-                if int(time.time()) - file_time > self.time_of_30_days:
+                if int(time.time()) - file_time > setting.time_of_30_days:
                     logger.info(f"图标缓存过期(>30天): {cache_path}")
                     return cached_icon, None
 
                 # 默认图标，使用随机的缓存时间
-                if int(time.time()) - file_time > self.time_of_1_days * random.randint(1, 7) and self._is_default_icon_file(cache_path):
+                if int(time.time()) - file_time > setting.time_of_1_days * random.randint(1, 7) and self._is_default_icon_file(cache_path):
                     logger.info(f"默认图标缓存过期: {cache_path}")
                     return cached_icon, None
 
@@ -168,16 +168,16 @@ class FaviconService:
 
         # 替换默认图标
         if _cached and self._is_default_icon_byte(_cached):
-            _cached = default_icon_content
+            _cached = setting.default_icon_file
         if cached_icon and self._is_default_icon_byte(cached_icon):
-            cached_icon = default_icon_content
+            cached_icon = setting.default_icon_file
 
         return _cached, cached_icon
 
     def _get_header(self, content_type: str, cache_time: int = None) -> dict:
         """生成响应头"""
         if cache_time is None:
-            cache_time = self.time_of_7_days
+            cache_time = setting.time_of_7_days
 
         _ct = 'image/x-icon'
         if content_type and content_type in header.image_type:
@@ -194,10 +194,10 @@ class FaviconService:
     def _queue_pull(self, is_pull: bool = True, _queue: Queue = None) -> None:
         """从队列中取出元素，用于任务完成后移除队列中的记录
         - is_pull: 是否执行取出操作
-        - _queue: 要操作的队列，默认为icon_queue
+        - _queue: 要操作的队列，默认为 total_queue
         """
         if _queue is None:
-            _queue = self.icon_queue
+            _queue = self.total_queue
 
         if is_pull and not _queue.empty():
             try:
@@ -272,7 +272,7 @@ class FaviconService:
         try:
             if entity.domain in self.domain_list:
                 self._queue_pull(True, self.total_queue)
-                return _cached or default_icon_content
+                return _cached or setting.default_icon_file
             else:
                 self.domain_list.append(entity.domain)
 
@@ -311,11 +311,11 @@ class FaviconService:
             # 图标获取失败，或图标不是支持的图片格式，写入默认图标
             if (not icon_content) or (not helpers.is_image(icon_content) or self._is_default_icon_byte(icon_content)):
                 logger.warning(f"-> 获取图标失败，使用默认图标: {entity.domain}")
-                icon_content = _cached if _cached else default_icon_content
+                icon_content = _cached if _cached else setting.default_icon_file
 
             if icon_content:
-                cache_path = os.path.join(icon_root_path, 'data', 'icon', entity.domain_md5 + '.png')
-                md5_path = os.path.join(icon_root_path, 'data', 'text', entity.domain_md5 + '.txt')
+                cache_path = os.path.join(setting.icon_root_path, 'data', 'icon', entity.domain_md5 + '.png')
+                md5_path = os.path.join(setting.icon_root_path, 'data', 'text', entity.domain_md5 + '.txt')
 
                 try:
                     # 确保目录存在
@@ -333,12 +333,11 @@ class FaviconService:
             return icon_content
         except Exception as e:
             logger.error(f"获取图标时发生错误 {entity.domain}: {e}")
-            return _cached or default_icon_content
+            return _cached or setting.default_icon_file
         finally:
             if entity.domain in self.domain_list:
                 self.domain_list.remove(entity.domain)
             # 任务完成，从两个队列中移出元素
-            self._queue_pull(True, self.icon_queue)
             self._queue_pull(True, self.total_queue)
 
     def get_count(self) -> Dict[str, int]:
@@ -347,22 +346,21 @@ class FaviconService:
             'url_count': self.url_count,
             'request_icon_count': self.request_icon_count,
             'request_cache_count': self.request_cache_count,
-            'queue_size': self.icon_queue.qsize(),
-            'total_queue_size': self.total_queue.qsize(),
-            'domain_list': self.domain_list,
+            'queue_size': self.total_queue.qsize(),
+            'domain_list': len(self.domain_list),
         }
 
-    async def get_favicon_handler(
+    def get_favicon_handler(
             self,
             request: Request,
             bg_tasks: BackgroundTasks,
             url: Optional[str] = None,
             refresh: Optional[str] = None,
-            sync: Optional[str] = None
+            # sync: Optional[str] = None
     ) -> dict[str, str] | Response:
         """处理获取图标的请求"""
 
-        logger.info(f"队列大小 icon/total/failed：{self.icon_queue.qsize()} | {self.total_queue.qsize()} | {len(favicon.failed_urls)}")
+        logger.info(f"队列大小 queue/failed：{self.total_queue.qsize()} | {len(favicon.failed_urls)}")
 
         self.url_count += 1
 
@@ -376,13 +374,12 @@ class FaviconService:
             # 验证域名
             if not entity.domain:
                 logger.warning(f"无效的URL: {url}")
-                return self.get_default(self.time_of_7_days)
+                return self.get_default(setting.time_of_7_days)
 
             # 检查内存缓存中的失败URL
             if entity.domain in favicon.failed_urls:
-                _expire_time = favicon.failed_urls.get(entity.domain)
-                if int(time.time()) <= _expire_time:
-                    return self.get_default(self.time_of_7_days)
+                if int(time.time()) <= favicon.failed_urls.get(entity.domain):
+                    return self.get_default(setting.time_of_7_days)
                 else:
                     del favicon.failed_urls[entity.domain]
 
@@ -396,7 +393,7 @@ class FaviconService:
 
                 # 确定内容类型和缓存时间
                 content_type = filetype.guess_mime(icon_content) if icon_content else ""
-                cache_time = self.time_of_12_hours if self._is_default_icon_byte(icon_content) else self.time_of_7_days
+                cache_time = setting.time_of_12_hours if self._is_default_icon_byte(icon_content) else setting.time_of_7_days
 
                 # 乐观缓存机制：检查缓存是否已过期但仍有缓存内容
                 # _cached 存在但 cached_icon 为 None 表示缓存已过期
@@ -404,7 +401,6 @@ class FaviconService:
                     # 缓存已过期，后台刷新缓存
                     logger.info(f"缓存已过期，加入后台队列刷新: {entity.domain}")
                     # 开始图标处理，加入两个队列
-                    self.icon_queue.put(entity.domain)
                     self.total_queue.put(entity.domain)
                     bg_tasks.add_task(self.get_icon_sync, entity, _cached)
 
@@ -413,27 +409,20 @@ class FaviconService:
                                 headers=self._get_header(content_type, cache_time))
             else:
                 # 开始图标处理，加入两个队列
-                self.icon_queue.put(entity.domain)
                 self.total_queue.put(entity.domain)
 
-                # 检查sync参数
-                is_sync = sync in ['true', '1']
-                if (not is_sync) or (not check_referer(request)):
-                    # 返回默认图片并加入后台队列
-                    logger.info(f"返回默认图片并加入后台队列: {entity.domain}")
-                    bg_tasks.add_task(self.get_icon_sync, entity, _cached)
-                    return self.get_default(0)
-                else:
                 # 没有缓存，实时处理，检查队列大小
-                    queue_size = self.icon_queue.qsize()
-                    if queue_size >= self.MAX_QUEUE_SIZE:
+                _queue_size = self.total_queue.qsize()
+                if _queue_size >= setting.MAX_QUEUE_SIZE:
                     # 加入后台队列并返回默认图片
-                        logger.info(f"队列大小({queue_size})>={self.MAX_QUEUE_SIZE}，返回默认图片并加入后台队列: {entity.domain}")
+                    logger.info(f"队列大小({_queue_size})>={setting.MAX_QUEUE_SIZE}，返回默认图片并加入后台队列: {entity.domain}")
                     bg_tasks.add_task(self.get_icon_sync, entity, _cached)
                     return self.get_default(0)
                 else:
                     # 队列<MAX_QUEUE_SIZE，实时处理
-                        logger.info(f"队列大小({queue_size})<{self.MAX_QUEUE_SIZE}，实时处理: {entity.domain}")
+                    logger.info(f"队列大小({_queue_size})<{setting.MAX_QUEUE_SIZE}，实时处理: {entity.domain}")
+
+                    # 使用同步方法获取图标
                     icon_content = self.get_icon_sync(entity, _cached)
 
                     if not icon_content:
@@ -442,7 +431,7 @@ class FaviconService:
 
                     # 确定内容类型和缓存时间
                     content_type = filetype.guess_mime(icon_content) if icon_content else ""
-                        cache_time = self.time_of_12_hours if self._is_default_icon_byte(icon_content) else self.time_of_7_days
+                    cache_time = setting.time_of_12_hours if self._is_default_icon_byte(icon_content) else setting.time_of_7_days
 
                     return Response(content=icon_content,
                                     media_type=content_type if content_type else "image/x-icon",
@@ -457,8 +446,8 @@ class FaviconService:
 
     def get_default(self, cache_time: int = None) -> Response:
         if cache_time is None:
-            cache_time = self.time_of_1_days
-        return Response(content=default_icon_content,
+            cache_time = setting.time_of_1_days
+        return Response(content=setting.default_icon_file,
                         media_type="image/png",
                         headers=self._get_header("image/png", cache_time))
 

main.py

@@ -2,26 +2,24 @@
 
 import logging
 import os
-import sys
 
 from fastapi import FastAPI, Request
 from fastapi.responses import Response
 
+import setting
 from favicon_app.routes import favicon_router
 from favicon_app.utils.file_util import FileUtil
 
 logger = logging.getLogger(__name__)
 
 # 获取当前所在目录
-current_dir = os.path.dirname(os.path.abspath(__file__))
-sys.path.append(os.path.dirname(current_dir))
+_current_dir = os.path.dirname(os.path.abspath(__file__))
 # 站点的 favicon.ico 图标
-favicon_icon_file = FileUtil.read_file(os.path.join(current_dir, 'favicon.ico'), mode='rb')
+favicon_icon_file = setting.favicon_icon_file
 # 默认的站点图标
-default_icon_file = FileUtil.read_file(os.path.join(current_dir, 'favicon.png'), mode='rb')
-
-# 定义referer日志文件路径
-referer_log_file = os.path.join(current_dir, 'data', 'referer.txt')
+default_icon_file = setting.default_icon_file
+# referer日志文件路径
+referer_log_file = setting.referer_log_file
 
 # fastapi
 app = FastAPI(title="Favicon API", description="获取网站favicon图标", version="3.0.0")

requirements.txt

@@ -6,6 +6,7 @@ pydantic~=2.11.7
 pydantic_core~=2.33.2
 starlette~=0.47.3
 requests~=2.32.5
+aiohttp~=3.12.15
 bs4~=0.0.2
 beautifulsoup4~=4.13.5
 lxml~=6.0.1

setting.py

@@ -0,0 +1,41 @@
+# -*- coding: utf-8 -*-
+
+import os
+
+from favicon_app.utils.file_util import FileUtil
+
+# 获取当前所在目录
+_current_dir = os.path.dirname(os.path.abspath(__file__))
+
+# icon 存储的绝对路径
+icon_root_path = _current_dir
+# 站点的 favicon.ico 图标
+favicon_icon_file = FileUtil.read_file(os.path.join(icon_root_path, 'favicon.ico'), mode='rb')
+# 默认的站点图标
+default_icon_path = os.path.join(icon_root_path, 'favicon.png')
+default_icon_file = FileUtil.read_file(default_icon_path, mode='rb')
+# 定义referer日志文件路径
+referer_log_file = os.path.join(icon_root_path, 'data', 'referer.txt')
+
+# 队列阈值常量配置
+MAX_QUEUE_SIZE = 3
+
+# 时间常量
+time_of_1_minus = 1 * 60
+time_of_5_minus = 5 * time_of_1_minus
+time_of_10_minus = 10 * time_of_1_minus
+time_of_30_minus = 30 * time_of_1_minus
+
+time_of_1_hours = 1 * 60 * 60
+time_of_2_hours = 2 * time_of_1_hours
+time_of_3_hours = 3 * time_of_1_hours
+time_of_6_hours = 6 * time_of_1_hours
+time_of_12_hours = 12 * time_of_1_hours
+
+time_of_1_days = 1 * 24 * 60 * 60
+time_of_7_days = 7 * time_of_1_days
+time_of_15_days = 15 * time_of_1_days
+time_of_30_days = 30 * time_of_1_days
+
+# 是否使用同步方式
+sync = 'false'