目前可以成功动态更换模型运行的
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								util/file_util.py
									
									
									
									
									
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							| @ -0,0 +1,83 @@ | ||||
| import os | ||||
| import datetime | ||||
| from pathlib import Path | ||||
| from typing import Dict | ||||
|  | ||||
|  | ||||
| def save_face_to_up_images( | ||||
|         client_ip: str, | ||||
|         face_name: str, | ||||
|         image_bytes: bytes, | ||||
|         image_format: str = "jpg" | ||||
| ) -> Dict[str, str]: | ||||
|     """ | ||||
|     保存人脸图片到 `/up_images/用户IP/人脸名字/` 路径 | ||||
|     修复路径计算错误,确保所有路径在up_images根目录下 | ||||
|  | ||||
|     参数: | ||||
|         client_ip: 客户端IP(原始格式,如192.168.1.101) | ||||
|         face_name: 人脸名称(用户输入,可为空) | ||||
|         image_bytes: 人脸图片二进制数据 | ||||
|         image_format: 图片格式(默认jpg) | ||||
|  | ||||
|     返回: | ||||
|         字典:success(是否成功)、db_path(存数据库的相对路径)、local_abs_path(本地绝对路径)、msg(提示) | ||||
|     """ | ||||
|     try: | ||||
|         # 1. 基础参数校验 | ||||
|         if not client_ip.strip(): | ||||
|             return {"success": False, "db_path": "", "local_abs_path": "", "msg": "客户端IP不能为空"} | ||||
|         if not image_bytes: | ||||
|             return {"success": False, "db_path": "", "local_abs_path": "", "msg": "图片二进制数据为空"} | ||||
|         if image_format.lower() not in ["jpg", "jpeg", "png"]: | ||||
|             return {"success": False, "db_path": "", "local_abs_path": "", "msg": "仅支持jpg/jpeg/png格式"} | ||||
|  | ||||
|         # 2. 处理特殊字符(避免路径错误) | ||||
|         safe_ip = client_ip.strip().replace(".", "_")  # IP中的.替换为_ | ||||
|         safe_face_name = face_name.strip() if (face_name and face_name.strip()) else "未命名" | ||||
|         safe_face_name = "".join([c for c in safe_face_name if c not in r'\/:*?"<>|'])  # 过滤非法字符 | ||||
|  | ||||
|         # 3. 构建根目录(强制转为绝对路径,避免相对路径混淆) | ||||
|         root_dir = Path("up_images").resolve()  # 转为绝对路径(关键修复!) | ||||
|         if not root_dir.exists(): | ||||
|             root_dir.mkdir(parents=True, exist_ok=True) | ||||
|             print(f"[FileUtil] 已创建up_images根目录:{root_dir}") | ||||
|  | ||||
|         # 4. 构建文件层级路径(确保在root_dir子目录下) | ||||
|         ip_dir = root_dir / safe_ip | ||||
|         face_name_dir = ip_dir / safe_face_name | ||||
|         face_name_dir.mkdir(parents=True, exist_ok=True)  # 自动创建目录 | ||||
|         print(f"[FileUtil] 图片存储目录:{face_name_dir}") | ||||
|  | ||||
|         # 5. 生成唯一文件名(毫秒级时间戳) | ||||
|         timestamp = datetime.datetime.now().strftime("%Y%m%d%H%M%S%f")[:-3] | ||||
|         image_filename = f"face_{safe_ip}_{timestamp}.{image_format.lower()}" | ||||
|  | ||||
|         # 6. 计算路径(关键修复:确保所有路径都是绝对路径且在root_dir下) | ||||
|         local_abs_path = face_name_dir / image_filename  # 绝对路径 | ||||
|  | ||||
|         # 验证路径是否在root_dir下(防止路径穿越攻击) | ||||
|         if not local_abs_path.resolve().is_relative_to(root_dir.resolve()): | ||||
|             raise Exception(f"图片路径不在up_images根目录下(安全校验失败):{local_abs_path}") | ||||
|  | ||||
|         # 数据库存储路径:从root_dir开始的相对路径(如 up_images/192_168_110_31/小王/xxx.jpg) | ||||
|         db_path = str(root_dir.name / local_abs_path.relative_to(root_dir)) | ||||
|  | ||||
|         # 7. 写入图片文件 | ||||
|         with open(local_abs_path, "wb") as f: | ||||
|             f.write(image_bytes) | ||||
|         print(f"[FileUtil] 图片保存成功:") | ||||
|         print(f"  数据库路径:{db_path}") | ||||
|         print(f"  本地绝对路径:{local_abs_path}") | ||||
|  | ||||
|         return { | ||||
|             "success": True, | ||||
|             "db_path": db_path,  # 存数据库的相对路径(up_images开头) | ||||
|             "local_abs_path": str(local_abs_path),  # 本地绝对路径 | ||||
|             "msg": "图片保存成功" | ||||
|         } | ||||
|  | ||||
|     except Exception as e: | ||||
|         error_msg = f"图片保存失败:{str(e)}" | ||||
|         print(f"[FileUtil] 错误:{error_msg}") | ||||
|         return {"success": False, "db_path": "", "local_abs_path": "", "msg": error_msg} | ||||
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