107 lines
4.3 KiB
Python
107 lines
4.3 KiB
Python
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#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# @version : 1.0
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# @Create Time : 2022/4/28 22:32
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# @File : aliyun_oss.py
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# @IDE : PyCharm
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# @desc : 阿里云对象存储
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import os.path
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from fastapi import UploadFile
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from pydantic import BaseModel
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import oss2 # 安装依赖库：pip install oss2
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from oss2.models import PutObjectResult
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from core.exception import CustomException
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from core.logger import logger
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from utils import status
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from utils.file.file_manage import FileManage
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from utils.file.file_base import FileBase
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class BucketConf(BaseModel):
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accessKeyId: str
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accessKeySecret: str
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endpoint: str
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bucket: str
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baseUrl: str
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class AliyunOSS(FileBase):
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"""
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阿里云对象存储
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常见报错：https://help.aliyun.com/document_detail/185228.htm?spm=a2c4g.11186623.0.0.6de530e5pxNK76#concept-1957777
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官方文档：https://help.aliyun.com/document_detail/32026.html
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使用Python SDK时，大部分操作都是通过oss2.Service和oss2.Bucket两个类进行。
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oss2.Service类用于列举存储空间。
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oss2.Bucket类用于上传、下载、删除文件以及对存储空间进行各种配置。
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"""
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def __init__(self, bucket: BucketConf):
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# 阿里云账号AccessKey拥有所有API的访问权限，风险很高。强烈建议您创建并使用RAM用户进行API访问或日常运维，请登录RAM控制台创建RAM用户。
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auth = oss2.Auth(bucket.accessKeyId, bucket.accessKeySecret)
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# yourEndpoint填写Bucket所在地域对应的Endpoint。以华东1（杭州）为例，Endpoint填写为https://oss-cn-hangzhou.aliyuncs.com。
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# 填写Bucket名称。
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self.bucket = oss2.Bucket(auth, bucket.endpoint, bucket.bucket)
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self.baseUrl = bucket.baseUrl
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async def upload_image(self, path: str, file: UploadFile, max_size: int = 10) -> str:
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"""
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上传图片
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:param path: path由包含文件后缀，不包含Bucket名称组成的Object完整路径，例如abc/efg/123.jpg。
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:param file: 文件对象
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:param max_size: 图片文件最大值，单位 MB，默认 10MB
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:return: 上传后的文件oss链接
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"""
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# 验证图片类型
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await self.validate_file(file, max_size, self.IMAGE_ACCEPT)
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# 生成文件路径
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path = self.generate_relative_path(path, file.filename)
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file_data = await file.read()
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return await self.__upload_file_to_oss(path, file_data)
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async def upload_video(self, path: str, file: UploadFile, max_size: int = 100) -> str:
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"""
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上传视频
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:param path: path由包含文件后缀，不包含Bucket名称组成的Object完整路径，例如abc/efg/123.jpg。
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:param file: 文件对象
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:param max_size: 视频文件最大值，单位 MB，默认 100MB
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:return: 上传后的文件oss链接
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"""
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# 验证图片类型
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await self.validate_file(file, max_size, self.VIDEO_ACCEPT)
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# 生成文件路径
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path = self.generate_relative_path(path, file.filename)
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file_data = await file.read()
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return await self.__upload_file_to_oss(path, file_data)
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async def upload_file(self, path: str, file: UploadFile) -> str:
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"""
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上传文件
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:param path: path由包含文件后缀，不包含Bucket名称组成的Object完整路径，例如abc/efg/123.jpg。
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:param file: 文件对象
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:return: 上传后的文件oss链接
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"""
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path = self.generate_relative_path(path, file.filename)
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file_data = await file.read()
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return await self.__upload_file_to_oss(path, file_data)
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async def __upload_file_to_oss(self, path: str, file_data: bytes) -> str:
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"""
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上传文件到OSS
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:param path: path由包含文件后缀，不包含Bucket名称组成的Object完整路径，例如abc/efg/123.jpg。
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:param file_data: 文件数据
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:return: 上传后的文件oss链接
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"""
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result = self.bucket.put_object(path, file_data)
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assert isinstance(result, PutObjectResult)
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if result.status != 200:
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logger.error(f"文件上传到OSS失败，状态码：{result.status}")
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raise CustomException("上传文件失败", code=status.HTTP_ERROR)
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return self.baseUrl + path
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