Subnets

Subnets

Parameters:
  Region: 
    Type: String
    Default: eu-west-1
    AllowedValues: 
      - eu-west-1
      - eu-west-2
      - eu-west-3
      - eu-central-1
      - us-west-2
      - us-west-1
      - us-east-2
      - us-east-1
      - ap-south-1
      - ap-northeast-2
      - ap-northeast-1
      - ap-southeast-2
      - ap-southeast-1
      - ca-central-1
      - sa-east-1
    Description: Enter the AWS region to deploy stack. Default is eu-west-1
  PublicSubnet1Cidr:
    AllowedPattern: '((\d{1,3})\.){3}\d{1,3}/\d{1,2}'
    Type: String
    Default: 10.0.1.0/24
    Description: Enter the CIDR for your Public Subnet 1
  PublicSubnet2Cidr:
    AllowedPattern: '((\d{1,3})\.){3}\d{1,3}/\d{1,2}'
    Type: String
    Default: 10.0.2.0/24
    Description: Enter the CIDR for your Public Subnet 2
  PrivateSubnet1Cidr:
    AllowedPattern: '((\d{1,3})\.){3}\d{1,3}/\d{1,2}'
    Type: String
    Default: 10.0.3.0/24
    Description: Enter the CIDR for your Private Subnet 1
  PrivateSubnet2Cidr:
    AllowedPattern: '((\d{1,3})\.){3}\d{1,3}/\d{1,2}'
    Type: String
    Default: 10.0.4.0/24
    Description: Enter the CIDR for your Private Subnet 2
...
Resources:
  PublicSubnet1:
    Type: AWS::EC2::Subnet
    Properties:
      AvailabilityZone: !Sub ${Region}a
      CidrBlock: !Ref PublicSubnet1Cidr
      VpcId: !Ref VPC
      Tags:
        - Key: Name 
          Value: PublicSubnet-1

  PublicSubnet2:
    Type: AWS::EC2::Subnet
    Properties:
      AvailabilityZone: !Sub ${Region}b
      CidrBlock: !Ref PublicSubnet2Cidr
      VpcId: !Ref VPC
      Tags:
        - Key: Name 
          Value: PublicSubnet-2

  PrivateSubnet1:
    Type: AWS::EC2::Subnet
    Properties:
      AvailabilityZone: !Sub ${Region}a
      CidrBlock: !Ref PrivateSubnet1Cidr
      VpcId: !Ref VPC
      Tags:
        - Key: Name 
          Value: PrivateSubnet-1

  PrivateSubnet2:
    Type: AWS::EC2::Subnet
    Properties:
      AvailabilityZone: !Sub ${Region}b
      CidrBlock: !Ref PrivateSubnet2Cidr
      VpcId: !Ref VPC
      Tags:
        - Key: Name 
          Value: PrivateSubnet-2
...