sidebar: cloud_server_sdk_storage

title: 云存储 header: develop nav: cloud

sidebar: cloud_server_sdk_storage

cloud.uploadFile

上传文件到云存储空间

参数

返回值Promise

resolve 结果：

reject 结果：

代码示例

const cloud = require('swan-server-sdk')
const path = require('path')
const fs = require('fs')
const util = require('util')
exports.main = async (event, context) => {
  cloud.init(context)
  const filePath = path.join(__dirname, 'demo.jpg');
  const fileStream = fs.createReadStream(filePath);
  const fileStats = await util.promisify(fs.stat)(filePath)
  const res = await cloud.storage().uploadFile({
    cloudPath: 'photo/demo.jpg',
    fileContent: fileStream,
    contentType: 'image/jpeg',
    contentLength: fileStats.size
  })
  return res.fileID
}

cloud.downloadFile

下载云存储文件

参数

返回值Promise

resolve 参数：

reject 参数：

代码示例

const cloud = require('swan-server-sdk')
exports.main = async (event, context) => {
  cloud.init(context)
  const res = await cloud.downloadFile({
    fileID: 'file-id-01',
  })
  return res.fileContent
}

cloud.getTempFileURL

获取云存储文件的临时访问连接，有效期1小时

参数

返回值Promise

resolve 结果：

reject 结果：

代码示例

const cloud = require('swan-server-sdk')
exports.main = async (event, context) => {
  cloud.init(context)
  const res = await cloud.getTempFileURL({
    fileID: 'file-id-01',
  })
  return res.tempFileURL
}

cloud.deleteFile

删除云存储文件，可以批量删除，一次最多删除200个

参数

返回值Promise

resolve 结果：

fileDeleteResult 删除结果:

reject 结果：

代码示例

const cloud = require('swan-server-sdk')
exports.main = async (event, context) => {
  cloud.init(context)
  const res = await cloud.deleteFile({
    fileList: ['file-id-01', 'file-id-02'],
  })
  return res.fileList
}