This call returns the signed URL required to upload a part of a multipart upload. Once you have obtained this URL for your file part, you can make a PUT request to it with the file part as the request body.

https://cavatica-api.sbgenomics.com/v2/upload/multipart/{upload_id}/part/{part_number}

Request

Example request

GET /v2/upload/multipart/srand0mB1h7n3UcjUEqcHKahAl1cizencbI1OQvIkGv8qQRDiP2VAtUpO8NnLKFN/part/1 HTTP/1.1
Host: cavatica-api.sbgenomics.com
X-SBG-Auth-Token: 3259c50e1ac5426ea8f1273259740f74

curl -s -H "X-SBG-Auth-Token: 3259c50e1ac5426ea8f1273259740f74" -H "content-type: application/json" -X GET "https://cavatica-api.sbgenomics.com/v2/upload/multipart/EXAMPLE_ID/part/1"

Header Fields

Name	Description
`X-SBG-Auth-Token` required	Your CAVATICA authentication token.
`Content-Type` required	`application/json`

Path parameters

Name	Description
`upload_id`	The ID for the upload, returned by the call to initialize a multipart upload.
`part_number`	The number of the file part you are uploading. Part numbers start from 1.

Response

See a list of CAVATICA-specific response codes that may be contained in the body of the response.

Response body

The response object contains information about the URL to which you should upload the file part. The information is structured using the following key-value pairs:

Key	Data type	Description
`method`	String	The HTTP method to use when making the HTTP part upload request.
`url`	String	The URL to which to make the HTTP part upload request.
`expires`	Integer	ISO 8601 combined date and time representation in Coordinated Universal Time (UTC) by when the HTTP part upload request should be made.
`headers`	Object	A map of headers and values that should be set when making the HTTP part upload request.
`report`	Object	See the Structure of the `report` object section below for an explanation of the `report` object.
`success_codes`	Array of Integers	A list of status codes returned by the HTTP part upload request that should be recognized as success. A successful part upload request should be reported back to the API in a call to report an uploaded file part by passing the information collected from the `report` object.

Structure of the `report` object

This object instructs you which pieces of information need to be collected from a successful response to the HTTP part upload request.

Key	Data type	Description
`headers`	Array of Strings	A list of HTTP headers whose values should be collected from a successful response to the HTTP part upload request.
`body`	Object	Reserved for future use

Example response body

{
  "method": "PUT",
  "url": "https://bucket.s3.amazonaws.com/aa8a1030-7e27-4da4-b42b-39658b795d61%2BCanFam3.1.dna_rm.toplevel.fa.gz?uploadId=lMEXAMPLEqHsCNj9IKV4VytwZOy0.4ZKFPDD73CwEXAMPLExFXKZLHrqDi0kZt0jTm25PYJqNfEJDF9OaJ6Xvg8vLv9K7SJ.RLiCczfeXamPlezNQd78vmSK3a9Bkgx2&partNumber=1&AWSAccessKeyId=AKIAJF4ANIHWEXAMPLE&Expires=1459113561&Signature=3myrand0m0C11jkmjEXAMPLENo%3D",
  "expires": "2016-02-27T15:55:38Z",
  "headers": {},
  "report": {
    "success_codes": [
      200
    ],
    "headers": [
      "ETag"
    ]
  }
}