Serverless 使用OOS将http文件转存到对象存储

FormatVersion: OOS-2019-06-01
Description:
  en: FC runs script, To use this template, you must first <a href='https://help.aliyun.com/zh/functioncompute/getting-started/quickly-create-a-function#p-t79-y7o-68z' target="_blank">activate the function computing service< /a>
  zh-cn: FC运行脚本，使用此功能必须<a href='https://help.aliyun.com/zh/functioncompute/getting-started/quickly-create-a-function#p-t79-y7o-68z' target="_blank">开通函数计算服务</a>
  name-en: FC-RunScript
  name-zh-cn: FC运行脚本
Parameters:
  FileUrl:
    Label:
      en: FileUrl
      zh-cn: 文件存储URL
    Type: String
  OSSRegionId:
    Label:
      en: OSSRegionId
      zh-cn: OSS bucket所在地域ID
    Type: String
    AssociationProperty: RegionId
  OSSBucketName:
    Label:
      en: OSSBucketName
      zh-cn: OSS Bucket 名称
    Type: String
    AssociationProperty: ALIYUN::OSS::Bucket::BucketName
    AssociationPropertyMetadata:
      RegionId: ${OSSRegionId}
    Default: ''
  OSSDirectory:
    Type: String
    Label:
      en: OSSDirectory
      zh-cn: OSS目录
    Description:
      en: The directory where files are stored in the OSS Bucket. / is used to split the path and quickly create subdirectories. However, do not start with / and do not appear consecutive / s.
      zh-cn: 文件存储在 OSS Bucket 中的目录，/ 用于分割路径，可快速创建子目录，但不要以 / 开头，不要出现连续的 / 。
    Default: Download/Demo/
  FCAssumeRole:
    Label:
      en: FCAssumeRole
      zh-cn: FC扮演的RAM角色
    Description:
      en: The Function Compute platform will use this RAM role to generate a temporary key for accessing your Alibaba Cloud resources and pass it to your code. For details, please see <a href="https://help.aliyun.com/zh/functioncompute/user-guide/grant-function-compute-permissions-to-access-other-alibaba-cloud-services" target="_blank ">Grant Function Compute permissions to access other cloud services</a>
      zh-cn: 函数计算平台会使用这个 RAM 角色（Role）来生成访问您的阿里云资源的临时密钥，并传递给您的代码。详情请查看<a href="https://help.aliyun.com/zh/functioncompute/user-guide/grant-function-compute-permissions-to-access-other-alibaba-cloud-services" target="_blank">授予函数计算访问其他云服务的权限</a>
    Type: String
    AssociationProperty: ALIYUN::RAM::Service::Role
    AssociationPropertyMetadata:
      Service: fc.aliyuncs.com
    Default: ''
  OOSAssumeRole:
    Label:
      en: OOSAssumeRole
      zh-cn: OOS扮演的RAM角色
    Type: String
    Default: ''
RamRole: '{{ OOSAssumeRole }}'
Tasks:
  - Name: ExecuteScript
    Action: ACS::FC::ExecuteScript
    Description:
      en: Run the python script
      zh-cn: 运行Python脚本
    Properties:
      runtime: 'python3.10'
      role: '{{ FCAssumeRole }}'
      script: |-
        import oss2
        import requests
        
        def handler(event, context):
          # 获取FC角色credential
          auth = oss2.StsAuth(context.credentials.access_key_id, context.credentials.access_key_secret, context.credentials.security_token)
          endpoint = 'https://oss-{{OSSRegionId}}.aliyuncs.com'
          bucket = oss2.Bucket(auth, endpoint, '{{OSSBucketName}}')
          file_url = '{{FileUrl}}'
          # 下载文件
          file_content = requests.get(file_url)
          file_name = file_url.split('/')[-1]
          # 将文件上传到指定OSS
          bucket.put_object(f'{{OSSDirectory}}{file_name}', content)