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Request parameter

Last Updated: Apr 10, 2018

Request headers

Parameter name Description Required
Host Format: ${accountID}.${region}.fc.aliyuncs.com,
accountID is your Alibaba Cloud account ID, and region is the region where your Function Compute instance locates.
For a detailed example, see service entry.
Yes
Date Request time, in UTC format, for example: Mon, 08 May 2017 02:20:49 UTC. Yes
Authorization Signature authorization string. The format is FC ${accessKeyID}:${signature}.
For example: FC LTAIJZbrgNpFmhrr:HeAESktL6PiPGDmZVlpSz5Xe7Zr40JjMulNL5qTyr5M=.
For more information about how to generate the string, see signature authentication.
Yes
Content-Type MIME type of the request content.
For an InvokeFunction request, the type can be application/json or application/octet-stream.
For other requests, the type can only be application/json.
Yes
Content-Length Length of the request content. Yes
Content-MD5 MD5 value of the request content. No

Response headers

Parameter name Description
X-Fc-Request-Id Request ID of this request. It is critical for troubleshooting.
Date Request response time, in UTC format.
Content-Type MIME type of the response content. For an InvokeFunction request, the type is application/octet-stream. For other requests, the type is application/json.
Content-Length Length of the response content.
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