Cloudformation template for setting up VPC and subnets for Fargate

vpc-fargate-dynamic-az.yaml

#Dynamic AZ's
Parameters:
  EnvironmentName:
    Description: Enter VPC Name
    Type: String
    Default: "defaultName"

  AZ1:
    Description: Enter AZ1 Name
    Type: String
    Default: "true"

  AZ2:
    Description: Enter AZ2 Name
    Type: String
    Default: "true"

  AZ3:
    Description: Enter AZ3 Name
    Type: String
    Default: "true"

  AZ4:
    Description: Enter AZ4 Name
    Type: String
    Default: "true"

  AZ5:
    Description: Enter AZ5 Name
    Type: String
    Default: "true"    

  AZ6:
    Description: Enter AZ6 Name
    Type: String
    Default: "true" 

Conditions:
  cAZ1: !Not [!Equals [!Ref AZ1, "true"]]
  cAZ2: !Not [!Equals [!Ref AZ2, "true"]]
  cAZ3: !Not [!Equals [!Ref AZ3, "true"]]
  cAZ4: !Not [!Equals [!Ref AZ4, "true"]]
  cAZ5: !Not [!Equals [!Ref AZ5, "true"]]
  cAZ6: !Not [!Equals [!Ref AZ6, "true"]]  

Resources:
  PubPrivateVPC:
    Type: 'AWS::EC2::VPC'
    Properties:
      CidrBlock: 10.0.0.0/16
      Tags: 
        - Key: Name 
          Value: !Ref EnvironmentName  
 
  PublicSubnet1:
    Type: 'AWS::EC2::Subnet'
    Condition: cAZ1
    Properties:
      VpcId: !Ref PubPrivateVPC
      AvailabilityZone: !Ref AZ1
      CidrBlock: 10.0.1.0/24
      MapPublicIpOnLaunch: true
      

  PrivateSubnet1:
    Type: 'AWS::EC2::Subnet'
    Condition: cAZ1    
    Properties:
      VpcId: !Ref PubPrivateVPC
      AvailabilityZone: !Ref AZ1
      CidrBlock: 10.0.2.0/24
      MapPublicIpOnLaunch: false

  PublicSubnet2:
    Type: 'AWS::EC2::Subnet'
    Condition: cAZ2
    Properties:
      VpcId: !Ref PubPrivateVPC
      AvailabilityZone: !Ref AZ2
      CidrBlock: 10.0.3.0/24
      MapPublicIpOnLaunch: true
      
  PrivateSubnet2:
    Type: 'AWS::EC2::Subnet'
    Condition: cAZ2    
    Properties:
      VpcId: !Ref PubPrivateVPC
      AvailabilityZone: !Ref AZ2
      CidrBlock: 10.0.4.0/24
      MapPublicIpOnLaunch: false    

  PublicSubnet3:
    Type: 'AWS::EC2::Subnet'
    Condition: cAZ3
    Properties:
      VpcId: !Ref PubPrivateVPC
      AvailabilityZone: !Ref AZ3
      CidrBlock: 10.0.5.0/24
      MapPublicIpOnLaunch: true
      
  PrivateSubnet3:
    Type: 'AWS::EC2::Subnet'
    Condition: cAZ3    
    Properties:
      VpcId: !Ref PubPrivateVPC
      AvailabilityZone: !Ref AZ3
      CidrBlock: 10.0.6.0/24
      MapPublicIpOnLaunch: false         

  PublicSubnet4:
    Type: 'AWS::EC2::Subnet'
    Condition: cAZ4
    Properties:
      VpcId: !Ref PubPrivateVPC
      AvailabilityZone: !Ref AZ4
      CidrBlock: 10.0.7.0/24
      MapPublicIpOnLaunch: true
      
  PrivateSubnet4:
    Type: 'AWS::EC2::Subnet'
    Condition: cAZ4    
    Properties:
      VpcId: !Ref PubPrivateVPC
      AvailabilityZone: !Ref AZ4
      CidrBlock: 10.0.8.0/24
      MapPublicIpOnLaunch: false 

  PublicSubnet5:
    Type: 'AWS::EC2::Subnet'
    Condition: cAZ5
    Properties:
      VpcId: !Ref PubPrivateVPC
      AvailabilityZone: !Ref AZ5
      CidrBlock: 10.0.9.0/24
      MapPublicIpOnLaunch: true
      
  PrivateSubnet5:
    Type: 'AWS::EC2::Subnet'
    Condition: cAZ5    
    Properties:
      VpcId: !Ref PubPrivateVPC
      AvailabilityZone: !Ref AZ5
      CidrBlock: 10.0.10.0/24
      MapPublicIpOnLaunch: false

  PublicSubnet6:
    Type: 'AWS::EC2::Subnet'
    Condition: cAZ6
    Properties:
      VpcId: !Ref PubPrivateVPC
      AvailabilityZone: !Ref AZ6
      CidrBlock: 10.0.9.0/24
      MapPublicIpOnLaunch: true
      
  PrivateSubnet6:
    Type: 'AWS::EC2::Subnet'
    Condition: cAZ6    
    Properties:
      VpcId: !Ref PubPrivateVPC
      AvailabilityZone: !Ref AZ6
      CidrBlock: 10.0.10.0/24
      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 

  PublicSubnet1RouteTableAssociation:
    Type: 'AWS::EC2::SubnetRouteTableAssociation'
    Condition: cAZ1    
    Properties:
      SubnetId: !Ref PublicSubnet1
      RouteTableId: !Ref PublicRouteTable
     
  PublicSubnet2RouteTableAssociation:
    Type: 'AWS::EC2::SubnetRouteTableAssociation'
    Condition: cAZ2    
    Properties:
      SubnetId: !Ref PublicSubnet2
      RouteTableId: !Ref PublicRouteTable

  PublicSubnet3RouteTableAssociation:
    Type: 'AWS::EC2::SubnetRouteTableAssociation'
    Condition: cAZ3    
    Properties:
      SubnetId: !Ref PublicSubnet3
      RouteTableId: !Ref PublicRouteTable      

  PublicSubnet4RouteTableAssociation:
    Type: 'AWS::EC2::SubnetRouteTableAssociation'
    Condition: cAZ4   
    Properties:
      SubnetId: !Ref PublicSubnet4
      RouteTableId: !Ref PublicRouteTable

  PublicSubnet5RouteTableAssociation:
    Type: 'AWS::EC2::SubnetRouteTableAssociation'
    Condition: cAZ5    
    Properties:
      SubnetId: !Ref PublicSubnet5
      RouteTableId: !Ref PublicRouteTable

  PublicSubnet6RouteTableAssociation:
    Type: 'AWS::EC2::SubnetRouteTableAssociation'
    Condition: cAZ6   
    Properties:
      SubnetId: !Ref PublicSubnet6
      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
 
  PrivateSubnet1RouteTableAssociation:
    Type: 'AWS::EC2::SubnetRouteTableAssociation'
    Condition: cAZ1
    Properties:
      SubnetId: !Ref PrivateSubnet1
      RouteTableId: !Ref PrivateRouteTable
 
  PrivateSubnet2RouteTableAssociation:
    Type: 'AWS::EC2::SubnetRouteTableAssociation'
    Condition: cAZ2
    Properties:
      SubnetId: !Ref PrivateSubnet2
      RouteTableId: !Ref PrivateRouteTable                   

  PrivateSubnet3RouteTableAssociation:
    Type: 'AWS::EC2::SubnetRouteTableAssociation'
    Condition: cAZ3
    Properties:
      SubnetId: !Ref PrivateSubnet3
      RouteTableId: !Ref PrivateRouteTable

  PrivateSubnet1RouteTableAssociation:
    Type: 'AWS::EC2::SubnetRouteTableAssociation'
    Condition: cAZ4
    Properties:
      SubnetId: !Ref PrivateSubnet4
      RouteTableId: !Ref PrivateRouteTable

  PrivateSubnet5RouteTableAssociation:
    Type: 'AWS::EC2::SubnetRouteTableAssociation'
    Condition: cAZ5
    Properties:
      SubnetId: !Ref PrivateSubnet5
      RouteTableId: !Ref PrivateRouteTable

  PrivateSubnet6RouteTableAssociation:
    Type: 'AWS::EC2::SubnetRouteTableAssociation'
    Condition: cAZ6
    Properties:
      SubnetId: !Ref PrivateSubnet6
      RouteTableId: !Ref PrivateRouteTable