postgres_cfn_template.yaml

AWSTemplateFormatVersion: 2010-09-09
Description: >-
  AWS CloudFormation Sample Template: 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:
    Default: root
    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:
    Default: AmazingPassword
    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: '20'
      DBInstanceClass: db.t3.micro
      Engine: postgres
      EngineVersion: '13.3'
      MasterUsername: !Ref DBUser
      MasterUserPassword: !Ref DBPassword
      DBInstanceIdentifier: replaceWithYourInstanceIdentifier