ALIYUN::POLARDB::DBNodes类型用于增加POLARDB集群节点。

语法

{
  "Type": "ALIYUN::POLARDB::DBNodes",
  "Properties": {
    "DBClusterId": String,
    "Amount": Integer
  }
}

属性

属性名称 类型 必须 允许更新 描述 约束
DBClusterId String 是 否 集群ID。 无。
Amount Integer 是 是 添加到集群的节点数。 无。

返回值

Fn::GetAtt

  • DBNodeIds：添加到集群的节点ID。
  • OrderIds：订单ID。

示例

JSON格式 

{
  "ROSTemplateFormatVersion": "2015-09-01",
  "Resources": {
    "DBNodes": {
      "Type": "ALIYUN::POLARDB::DBNodes",
      "Properties": {
        "DBClusterId": {
          "Ref": "DBClusterId"
        },
        "Amount": {
          "Ref": "Amount"
        }
      }
    }
  },
  "Parameters": {
    "DBClusterId": {
      "Type": "String",
      "Description": "The ID of the ApsaraDB for POLARDB cluster to be added nodes to."
    },
    "Amount": {
      "Type": "Number",
      "Description": "Number of nodes to be added to cluster.",
      "MaxValue": 16,
      "MinValue": 1
    }
  },
  "Outputs": {
    "DBNodeIds": {
      "Description": "The ID list of added cluster nodes.",
      "Value": {
        "Fn::GetAtt": [
          "DBNodes",
          "DBNodeIds"
        ]
      }
    },
    "OrderIds": {
      "Description": "The order ID list of added cluster nodes.",
      "Value": {
        "Fn::GetAtt": [
          "DBNodes",
          "OrderIds"
        ]
      }
    }
  }
}

YAML格式 

ROSTemplateFormatVersion: '2015-09-01'
Resources:
  DBNodes:
    Type: ALIYUN::POLARDB::DBNodes
    Properties:
      DBClusterId:
        Ref: DBClusterId
      Amount:
        Ref: Amount
Parameters:
  DBClusterId:
    Type: String
    Description: The ID of the ApsaraDB for POLARDB cluster to be added nodes to.
  Amount:
    Type: Number
    Description: Number of nodes to be added to cluster.
    MaxValue: 16
    MinValue: 1
Outputs:
  DBNodeIds:
    Description: The ID list of added cluster nodes.
    Value:
      Fn::GetAtt:
      - DBNodes
      - DBNodeIds
  OrderIds:
    Description: The order ID list of added cluster nodes.
    Value:
      Fn::GetAtt:
      - DBNodes
      - OrderIds