ExOss.UploadCredential (ExOss v1.0.0)

Upload credential struct returned by upload_credential/3.

Fields

Field	Type	Description

`uptoken`	`String.t()`	`nil`	Qiniu CDN upload token (nil for S3/CloudFront)
`presigned_url`	`String.t()`	`nil`	S3 presigned URL or CloudFront signed URL

`res_key`	`String.t()`	Resource key (file path)
`endpoint`	`String.t()`	Upload endpoint

Use presigned_url with a PUT request:

credential = MyApp.Storage.upload_credential("bucket", "path/file.jpg", 3600)
Req.put!(credential.presigned_url, body: file_content)

Use uptoken with Qiniu's form upload API:

credential = MyApp.Storage.upload_credential("bucket", "path/file.jpg", 3600)
# POST to credential.endpoint with token and file

t()

@type t() :: %ExOss.UploadCredential{
  endpoint: String.t(),
  presigned_url: String.t() | nil,
  res_key: String.t(),
  uptoken: String.t() | nil
}