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Resource Orchestration Service:CEN resources

Last Updated:Jun 22, 2026

Lists the AssociationProperty values available for Cloud Enterprise Network (CEN) resources in ROS templates.

AssociationProperty value

Description

Corresponding AssociationPropertyMetadata

ALIYUN::CEN::Instance::CenId

Queries Cloud Enterprise Network (CEN) instances under the current Alibaba Cloud account.

  • ResourceGroupId: The ID of the resource group to which the CEN instance belongs.

Sample code

JSON example:

{
  "ROSTemplateFormatVersion": "2015-09-01",
  "Parameters": {
    "ResourceGroupId": {
      "Type": "String",
      "AssociationProperty": "ALIYUN::ECS::ResourceGroup::ResourceGroupId"
    },
    "CenId": {
      "Type": "String",
      "AssociationProperty": "ALIYUN::CEN::Instance::CenId",
      "AssociationPropertyMetadata": {
        "ResourceGroupId": "${ResourceGroupId}"
      }
    }
  }
}

YAML example:

ROSTemplateFormatVersion: '2015-09-01'
Parameters:
  ResourceGroupId:
    Type: String
    AssociationProperty: ALIYUN::ECS::ResourceGroup::ResourceGroupId
  CenId:
    Type: String
    AssociationProperty: ALIYUN::CEN::Instance::CenId
    AssociationPropertyMetadata:
      ResourceGroupId: ${ResourceGroupId}

ALIYUN::CEN::TransitRouter::TransitRouterId

Queries transit router instances under a CEN instance.

  • RegionId: The region ID. The default value is the region of the stack.

  • CenId: The ID of the CEN instance.

Sample code

JSON example:

{
  "ROSTemplateFormatVersion": "2015-09-01",
  "Parameters": {
    "RegionId": {
      "Type": "String",
      "AssociationProperty": "ALIYUN::ECS::RegionId"
    },
    "ResourceGroupId": {
      "Type": "String",
      "AssociationProperty": "ALIYUN::ECS::ResourceGroup::ResourceGroupId"
    },
    "CenId": {
      "Type": "String",
      "AssociationProperty": "ALIYUN::CEN::Instance::CenId",
      "AssociationPropertyMetadata": {
        "ResourceGroupId": "${ResourceGroupId}"
      }
    },
    "TransitRouterId": {
      "Type": "String",
      "AssociationProperty": "ALIYUN::CEN::TransitRouter::TransitRouterId",
      "AssociationPropertyMetadata": {
        "RegionId": "${RegionId}",
        "CenId": "${CenId}"
      }
    }
  }
}

YAML example:

ROSTemplateFormatVersion: '2015-09-01'
Parameters:
  RegionId:
    Type: String
    AssociationProperty: ALIYUN::ECS::RegionId
  ResourceGroupId:
    Type: String
    AssociationProperty: ALIYUN::ECS::ResourceGroup::ResourceGroupId
  CenId:
    Type: String
    AssociationProperty: ALIYUN::CEN::Instance::CenId
    AssociationPropertyMetadata:
      ResourceGroupId: ${ResourceGroupId}
  TransitRouterId:
    Type: String
    AssociationProperty: ALIYUN::CEN::TransitRouter::TransitRouterId
    AssociationPropertyMetadata:
      RegionId: ${RegionId}
      CenId: ${CenId}