如何使用ALIYUN::RDS::Connection类型申请外网连接地址

ALIYUN::RDS::Connection类型用于申请一条外网连接地址。

语法

{
  "Type": "ALIYUN::RDS::Connection",
  "Properties": {
    "DBInstanceId": String,
    "Port": Integer,
    "BabelfishPort": String,
    "ConnectionStringPrefix": String,
    "GeneralGroupName": String
  }
}

属性

属性名称	类型	必须	允许更新	描述	约束
DBInstanceId	String	是	否	RDS实例ID。	无
Port	Integer	是	否	外网连接端口。	取值范围：1000~5999。
BabelfishPort	String	否	否	Babelfish for RDS PostgreSQL TDS端口号。	说明该参数仅适用于RDS PostgreSQL实例。关于Babelfish for RDS PostgreSQL的更多信息，请参见Babelfish简介。
ConnectionStringPrefix	String	否	否	外网连接地址的前缀。	完整的外网连接地址为：前缀.引擎名.rds.aliyuncs.com。例如：test1234.mysql.rds.aliyuncs.com。说明长度为5~40。不能包含汉字和非法字符（~!#%^&*=+\|{};:'",<>/?），建议由字母、数字、短横线（-）组成。
GeneralGroupName	String	否	否	专属集群MySQL通用版实例所属的组名。	无

返回值

Fn::GetAtt

DBInstanceId：RDS实例ID。
Port：外网连接端口。
ConnectionString：外网连接地址。
BabelfishPort：Babelfish for RDS PostgreSQL TDS端口号。

示例

YAML格式

ROSTemplateFormatVersion: '2015-09-01'
Parameters:
  DBInstanceId:
    Type: String
    Description: RDS instance ID.
    Default: '****'
  Port:
    Type: Number
    Description: The port of the database service.
    MinValue: 1000
    MaxValue: 5999
    Default: 1000
Resources:
  Connection:
    Type: ALIYUN::RDS::Connection
    Properties:
      DBInstanceId:
        Ref: DBInstanceId
      Port:
        Ref: Port
Outputs:
  DBInstanceId:
    Description: RDS instance ID.
    Value:
      Fn::GetAtt:
        - Connection
        - DBInstanceId
  Port:
    Description: The port of the database service.
    Value:
      Fn::GetAtt:
        - Connection
        - Port
  ConnectionString:
    Description: Connection string
    Value:
      Fn::GetAtt:
        - Connection
        - ConnectionString
  BabelfishPort:
    Description: The name of the dedicated cluster to which the instance belongs.
    Value:
      Fn::GetAtt:
        - Connection
        - BabelfishPort

JSON格式

{
  "ROSTemplateFormatVersion": "2015-09-01",
  "Parameters": {
    "DBInstanceId": {
      "Type": "String",
      "Description": "RDS instance ID.",
      "Default": "****"
    },
    "Port": {
      "Type": "Number",
      "Description": "The port of the database service.",
      "MinValue": 1000,
      "MaxValue": 5999,
      "Default": 1000
    }
  },
  "Resources": {
    "Connection": {
      "Type": "ALIYUN::RDS::Connection",
      "Properties": {
        "DBInstanceId": {
          "Ref": "DBInstanceId"
        },
        "Port": {
          "Ref": "Port"
        }
      }
    }
  },
  "Outputs": {
    "DBInstanceId": {
      "Description": "RDS instance ID.",
      "Value": {
        "Fn::GetAtt": [
          "Connection",
          "DBInstanceId"
        ]
      }
    },
    "Port": {
      "Description": "The port of the database service.",
      "Value": {
        "Fn::GetAtt": [
          "Connection",
          "Port"
        ]
      }
    },
    "ConnectionString": {
      "Description": "Connection string",
      "Value": {
        "Fn::GetAtt": [
          "Connection",
          "ConnectionString"
        ]
      }
    },
    "BabelfishPort": {
      "Description": "The name of the dedicated cluster to which the instance belongs.",
      "Value": {
        "Fn::GetAtt": [
          "Connection",
          "BabelfishPort"
        ]
      }
    }
  }
}