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Function Compute:GetLayerVersion

Last Updated:Sep 23, 2024

Queries versions of a layer.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

  • Operation: the value that you can use in the Action element to specify the operation on a resource.
  • Access level: the access level of each operation. The levels are read, write, and list.
  • Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
    • The required resource types are displayed in bold characters.
    • If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
  • Condition Key: the condition key that is defined by the cloud service.
  • Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.
OperationAccess levelResource typeCondition keyAssociated operation
fc:GetLayerVersionget
  • All Resources
    *
    none
none

Request syntax

GET /2021-04-06/layers/{layerName}/versions/{version} HTTP/1.1

Request parameters

ParameterTypeRequiredDescriptionExample
layerNamestringYes

The name of the layer.

MyLayer
versionstringYes

The layer version.

1
X-Fc-Account-IdstringNo

The ID of your Alibaba Cloud account.

188077086902****
X-Fc-DatestringNo

The time when the function is invoked. The value is in the EEE,d MMM yyyy HH:mm:ss GMT format.

Wed, 11 May 2022 09:00:00 GMT
X-Fc-Trace-IdstringNo

The trace ID of the request for Function Compute API.

asdf****

Response parameters

ParameterTypeDescriptionExample
headersobject
ETagstring

The identifier of the layer version.

xxx
Layer

The details of the layer.

Examples

Sample success responses

JSONformat

{
  "layerName": "MyLayer",
  "version": 1,
  "description": "the first layer",
  "code": {
    "repositoryType": "OSS",
    "location": "https://xyz.oss-cnxxx.aliyuncs.com/xxx/xxx/xxx"
  },
  "codeSize": 421,
  "codeChecksum": "2825179536350****",
  "createTime": "2022-01-01T11:08:00Z",
  "acl": 0,
  "arn": "xxxxxxxx#Layer-name#1",
  "arnV2": "acs:fc:cn-beijing:186824xxxxxx:layers/fc_layer/versions/1",
  "license": "MIT",
  "compatibleRuntime": [
    "python3"
  ]
}

Error codes

For a list of error codes, visit the Service error codes.

Change history

Change timeSummary of changesOperation
2021-06-29The request parameters of the API has changedView Change Details
2021-06-29The request parameters of the API has changedView Change Details
2021-06-29The request parameters of the API has changedView Change Details