FastAPI基础之 接入FastFdfs文件服务器操作文件

2021/6/8 18:27:40

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  接入FastFdfs文件服务器操作文件,直接上源码

  @author: xxx

  @file: views.py

  @time: 2021/5/27 11:10

  @desc: 文件管理

  """

  from typing import List

  from fastapi import APIRouter, Depends, BackgroundTasks, HTTPException, Form, File, UploadFile

  from server import config

  from sqlalchemy.orm import Session

  from starlette.responses import RedirectResponse

  from starlette.requests import Request

  from server.schemas.base import HttpResponseModel

  from server.app_file.models.file import BaseFile

  from server.utils.database import get_db

  from server.utils import check_file

  from server.utils.responses import response_code_set

  from server.utils.dependencies import verify_token

  from fdfs_client.client import *

  fds_config = get_tracker_conf(config.FILE_CONF)

  client = Fdfs_client(fds_config)

  router = APIRouter()

  @router.post(

  "/upload/",

  tags=["文件上傳"],

  responses=response_code_set({"code": 200,

  "message": "文件上传成功",

  "content": {

  "name": "20210501截图.jpg",

  "path": "http://47.105.39.143:20000/group1/M00/00/35/rB88YAAJH0UfP0aY397.jpg",

  "type": "jpg",

  "size": "145.95KB",

  "notes": "20210501截图.jpg",

  "id": 2

  }

  })

  )

  async def views_base(

  file: UploadFile = File(...), # 接收文件流

  db: Session = Depends(get_db) # 实例数据库对象

  ):枣庄妇科医院哪家好 http://mobile.0632dffk.com/

  code, content, message = 200, {}, u''

  try:

  if not file:

  code, content, message = 404, {}, u'file 缺失'

  elif not check_file.check_file_type(file.filename, 'file_all'):

  code, content, message = 404, {}, u'不允许的文件格式'

  elif not check_file.check_file_size(file.spool_max_size, 'file'):

  code, content, message = 404, {}, u'文件大小超出服务器限制'

  else:

  file_name = file.filename # 文件名

  file_type = file_name.split('.')[1] # 文件类型

  ret = client.upload_by_buffer(file.file.read(), file_type) # 调用fastfdfs上传文件流

  remote_file_id = str(ret['Remote file_id'], encoding='utf8') # 拿到返回值

  path = config.FILE_SERVER_IP + ':' + config.FILE_DOWNLOAD_PORT + '/' + remote_file_id # 拼接返回值

  size = ret['Uploaded size'] # 文件大小

  # 将信息入库

  file_obj = await BaseFile.insert(db=db, name=file_name, path=path, type=file_type, size=size,

  notes=file_name)

  code, content, message = 200, file_obj, u'文件上传成功'

  except Exception as e:

  code, content, message = 405, {}, u'上传失败:{}'.format(e)

  finally:

  return HttpResponseModel(code=code, message=message, content=content)



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