{
  "AWSTemplateFormatVersion" : "2010-09-09",

  "Description" : "AWS CloudFormation Sample Template RDS_PIOPS: Sample template showing how to create an Amazon RDS Database Instance with provisioned IOPs.**WARNING** This template creates an Amazon Relational Database Service database instance. You will be billed for the AWS resources used if you create a stack from this template.",

  "Parameters": {
    "DBUser": {
      "NoEcho": "true",
      "Description" : "The database admin account username",
      "Type": "String",
      "MinLength": "1",
      "MaxLength": "16",
      "AllowedPattern" : "[a-zA-Z][a-zA-Z0-9]*",
      "ConstraintDescription" : "must begin with a letter and contain only alphanumeric characters."
    },

    "DBPassword": {
      "NoEcho": "true",
      "Description" : "The database admin account password",
      "Type": "String",
      "MinLength": "8",
      "MaxLength": "41",
      "AllowedPattern" : "[a-zA-Z0-9]*",
      "ConstraintDescription" : "must contain only alphanumeric characters."
    }
  },

  "Resources" : {
    "myDB" : {
      "Type" : "AWS::RDS::DBInstance",
      "Properties" : {
        "AllocatedStorage" : "100",
        "DBInstanceClass" : "db.t2.small",
        "Engine" : "MySQL",
        "Iops" : "1000",
        "MasterUsername" : { "Ref" : "DBUser" },
        "MasterUserPassword" : { "Ref" : "DBPassword" }
      }
    }
  }
}