You've already forked favicon-api-async
25.09.10
This commit is contained in:
jinql
@@ -22,6 +22,7 @@ urllib3.disable_warnings()
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logging.captureWarnings(True)
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# 配置日志
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logger = logging.getLogger(__name__)
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# warnings.filterwarnings("ignore", category=RuntimeWarning)
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# 创建requests会话池
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requests_session = requests.Session()
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@@ -103,7 +104,7 @@ class Favicon:
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self.scheme = 'http'
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# 检查域名合法性
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if self.domain and not self._check_url(self.domain):
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if self.domain and not _check_url(self.domain):
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self.domain = None
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# 生成域名MD5哈希值
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@@ -165,6 +166,21 @@ class Favicon:
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self._get_icon_url(icon_path)
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return self.icon_url
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def get_base_url(self) -> Optional[str]:
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"""获取网站基础URL
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Returns:
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网站基础URL
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"""
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if not self.domain or '.' not in self.domain:
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return None
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_url = f"{self.scheme}://{self.domain}"
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if self.port and self.port not in [80, 443]:
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_url += f":{self.port}"
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return _url
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async def get_icon_file(self, icon_path: str, default: bool = False) -> Tuple[Optional[bytes], Optional[str]]:
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"""获取图标文件内容和类型
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@@ -189,7 +205,7 @@ class Favicon:
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_content = base64.b64decode(data_uri[-1])
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_ct = data_uri[0].split(';')[0].split(':')[-1]
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else:
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_content, _ct = await self._req_get(self.icon_url, domain=self.domain)
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_content, _ct = await _req_get(self.icon_url, domain=self.domain)
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# 验证是否为图片
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# image/* application/x-ico
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@@ -204,21 +220,6 @@ class Favicon:
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return None, None
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def get_base_url(self) -> Optional[str]:
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"""获取网站基础URL
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Returns:
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网站基础URL
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"""
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if not self.domain or '.' not in self.domain:
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return None
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_url = f"{self.scheme}://{self.domain}"
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if self.port and self.port not in [80, 443]:
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_url += f":{self.port}"
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return _url
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async def req_get(self) -> Optional[bytes]:
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"""获取网站首页内容
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@@ -229,7 +230,7 @@ class Favicon:
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return None
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_url = self.get_base_url()
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_content, _ct = await self._req_get(_url, domain=self.domain)
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_content, _ct = await _req_get(_url, domain=self.domain)
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# 验证类型并检查大小
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if _ct and ('text' in _ct or 'html' in _ct or 'xml' in _ct):
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@@ -240,118 +241,117 @@ class Favicon:
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return None
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@staticmethod
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async def _req_get(
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url: str,
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domain: str,
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retries: int = DEFAULT_RETRIES,
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timeout: int = DEFAULT_TIMEOUT
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) -> Tuple[Optional[bytes], Optional[str]]:
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"""异步发送HTTP GET请求获取内容
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Args:
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url: 请求URL
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retries: 重试次数
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timeout: 超时时间(秒)
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def _check_internal(domain: str) -> bool:
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"""检查网址是否非内网地址
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Returns:
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元组(内容, 内容类型)
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"""
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global _aiohttp_client
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logger.debug('发送异步请求: %s', url)
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Args:
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domain: 域名
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# 初始化aiohttp客户端会话
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if _aiohttp_client is None:
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_aiohttp_client = aiohttp.ClientSession(
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connector=aiohttp.TCPConnector(verify_ssl=False, limit=1000),
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timeout=aiohttp.ClientTimeout(total=timeout),
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raise_for_status=False
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)
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retry_count = 0
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while retry_count <= retries:
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try:
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async with _aiohttp_client.get(
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url,
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headers=header.get_header(),
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allow_redirects=True,
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timeout=timeout,
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) as resp:
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if resp.ok:
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ct_type = resp.headers.get('Content-Type')
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ct_length = resp.headers.get('Content-Length')
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# 处理Content-Type
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if ct_type and ';' in ct_type:
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_cts = ct_type.split(';')
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if 'charset' in _cts[0]:
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ct_type = _cts[-1].strip()
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else:
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ct_type = _cts[0].strip()
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# 检查响应大小
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if ct_length and int(ct_length) > 10 * 1024 * 1024:
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logger.warning('响应过大: %d bytes, URL: %s', int(ct_length), url)
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content = await resp.read()
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return content, ct_type
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else:
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await redis_pool.set_failed_domain(domain, setting.time_of_7_days)
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logger.error('异步请求失败: %d, URL: %s', resp.status, url)
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break
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except (aiohttp.ClientConnectorError, aiohttp.ServerTimeoutError) as e:
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retry_count += 1
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if retry_count > retries:
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logger.error('异步请求超时: %s, URL: %s', str(e), url)
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else:
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logger.warning('异步请求超时，正在重试(%d/%d): %s', retry_count, retries, url)
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continue
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except Exception as e:
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await redis_pool.set_failed_domain(domain, setting.time_of_7_days)
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logger.error('异步请求异常: %s, URL: %s', str(e), url)
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break
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return None, None
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@staticmethod
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def _check_url(domain: str) -> bool:
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"""检查域名是否合法且非内网地址
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Args:
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domain: 域名
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Returns:
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域名是否合法且非内网地址
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"""
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return Favicon.check_internal(domain) and _pattern_domain.match(domain)
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@staticmethod
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def check_internal(domain: str) -> bool:
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"""检查网址是否非内网地址
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Args:
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domain: 域名
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Returns:
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True: 非内网；False: 是内网/无法解析
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"""
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try:
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# 检查是否为IP地址
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if domain.replace('.', '').isdigit():
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return not ipaddress.ip_address(domain).is_private
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else:
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# 解析域名获取IP地址
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ips = socket.getaddrinfo(domain, None)
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for ip_info in ips:
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ip = ip_info[4][0]
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if '.' in ip:
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if not ipaddress.ip_address(ip).is_private:
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return True
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return False
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except Exception as e:
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redis_pool.set_failed_domain(domain, setting.time_of_7_days)
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logger.error('解析域名出错: %s, 错误: %s', domain, str(e))
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Returns:
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True: 非内网；False: 是内网/无法解析
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"""
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try:
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# 检查是否为IP地址
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if domain.replace('.', '').isdigit():
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return not ipaddress.ip_address(domain).is_private
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else:
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# 解析域名获取IP地址
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ips = socket.getaddrinfo(domain, None)
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for ip_info in ips:
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ip = ip_info[4][0]
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if '.' in ip:
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if not ipaddress.ip_address(ip).is_private:
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return True
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return False
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except Exception as e:
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redis_pool.set_failed_domain(domain, setting.time_of_1_days)
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logger.error('解析域名出错: %s, 错误: %s', domain, str(e))
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return False
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def _check_url(domain: str) -> bool:
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"""检查域名是否合法且非内网地址
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Args:
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domain: 域名
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Returns:
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域名是否合法且非内网地址
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"""
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return _pattern_domain.match(domain) and _check_internal(domain)
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async def _req_get(url: str,
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domain: str,
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retries: int = DEFAULT_RETRIES,
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timeout: int = DEFAULT_TIMEOUT) -> Tuple[Optional[bytes], Optional[str]]:
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"""异步发送HTTP GET请求获取内容
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Args:
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url: 请求URL
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retries: 重试次数
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timeout: 超时时间(秒)
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Returns:
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元组(内容, 内容类型)
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"""
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global _aiohttp_client
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logger.debug('发送异步请求: %s', url)
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# 初始化aiohttp客户端会话
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if _aiohttp_client is None:
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_aiohttp_client = aiohttp.ClientSession(
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connector=aiohttp.TCPConnector(verify_ssl=False, limit=1000),
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timeout=aiohttp.ClientTimeout(total=timeout),
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raise_for_status=False
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)
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retry_count = 0
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while retry_count <= retries:
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try:
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async with _aiohttp_client.get(
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url,
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headers=header.get_header(),
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allow_redirects=True,
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timeout=timeout,
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) as resp:
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if resp.ok:
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ct_type = resp.headers.get('Content-Type')
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ct_length = resp.headers.get('Content-Length')
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# 处理Content-Type
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if ct_type and ';' in ct_type:
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_cts = ct_type.split(';')
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if 'charset' in _cts[0]:
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ct_type = _cts[-1].strip()
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else:
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ct_type = _cts[0].strip()
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# 检查响应大小
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if ct_length and int(ct_length) > 10 * 1024 * 1024:
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logger.warning('响应过大: %d bytes, URL: %s', int(ct_length), url)
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content = await resp.read()
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return content, ct_type
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else:
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await redis_pool.set_failed_domain(domain, setting.time_of_5_minus)
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logger.error('异步请求失败: %d, URL: %s', resp.status, url)
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break
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except (aiohttp.ClientConnectorError, aiohttp.ServerTimeoutError) as e:
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retry_count += 1
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if retry_count > retries:
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await redis_pool.set_failed_domain(domain, setting.time_of_5_minus)
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logger.error('异步请求超时: %s, URL: %s', str(e), url)
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else:
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logger.warning('异步请求超时，正在重试(%d/%d): %s', retry_count, retries, url)
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continue
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except Exception as e:
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await redis_pool.set_failed_domain(domain, setting.time_of_5_minus)
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logger.error('异步请求异常: %s, URL: %s', str(e), url)
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break
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return None, None
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# 域名验证正则表达式
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