custom vpc subnet

vpc-fargate-custom.yaml

Parameters:
  EnvironmentName:
    Description: Enter VPC Name
    Type: String
    Default: "defaultName"

Resources:
  PubPrivateVPC:
    Type: 'AWS::EC2::VPC'
    Properties:
      CidrBlock: 10.0.0.0/16
      Tags: 
        - Key: Name 
          Value: !Ref EnvironmentName  

## Add more Public

  PublicSubnet1:
    Type: 'AWS::EC2::Subnet'
    Properties:
      VpcId: !Ref PubPrivateVPC
      AvailabilityZone: us-east-1a
      CidrBlock: 10.0.1.0/24
      MapPublicIpOnLaunch: true
      
## Add more Private

  PrivateSubnet1:
    Type: 'AWS::EC2::Subnet'   
    Properties:
      VpcId: !Ref PubPrivateVPC
      AvailabilityZone: us-east-1a
      CidrBlock: 10.0.2.0/24
      MapPublicIpOnLaunch: false


  InternetGateway:
    Type: 'AWS::EC2::InternetGateway'
    Properties:
      Tags:
        - Key: Name
          Value: !Join [_, [!Ref 'AWS::StackName']]
        - Key: Network
          Value: Public 

  GatewayToInternet:
    Type: 'AWS::EC2::VPCGatewayAttachment'
    Properties:
      VpcId: !Ref PubPrivateVPC
      InternetGatewayId: !Ref InternetGateway 

  PublicRouteTable:
    Type: 'AWS::EC2::RouteTable'
    Properties:
      VpcId: !Ref PubPrivateVPC
      Tags:
        - Key: Network
          Value: Public 

## Add more Public

  PublicSubnet1RouteTableAssociation:
    Type: 'AWS::EC2::SubnetRouteTableAssociation'  
    Properties:
      SubnetId: !Ref PublicSubnet1
      RouteTableId: !Ref PublicRouteTable
     
  NatGateway:
    Type: "AWS::EC2::NatGateway"
    DependsOn: NatPublicIP
    Properties: 
      AllocationId: !GetAtt NatPublicIP.AllocationId
      SubnetId: !Ref PublicSubnet1
     
  NatPublicIP:
    Type: "AWS::EC2::EIP"
    DependsOn: PubPrivateVPC
    Properties:
      Domain: vpc

  PrivateRouteTable:
    Type: 'AWS::EC2::RouteTable'
    Properties:
      VpcId: !Ref PubPrivateVPC
      Tags:
        - Key: Network
          Value: Private

  PrivateRoute:
    Type: 'AWS::EC2::Route'
    Properties:
      RouteTableId: !Ref PrivateRouteTable
      DestinationCidrBlock: 0.0.0.0/0
      NatGatewayId: !Ref NatGateway

## Add more Private

  PrivateSubnet1RouteTableAssociation:
    Type: 'AWS::EC2::SubnetRouteTableAssociation'
    Properties:
      SubnetId: !Ref PrivateSubnet1
      RouteTableId: !Ref PrivateRouteTable