VPC.yml

---
AWSTemplateFormatVersion: '2010-09-09'
Description: VPC Template
Parameters:
  NameTagPrefix:
    Type: String
    Description: Prefix of Name tags.
Mappings:
  StackConfig:
    VPC:
      CIDR: 10.0.0.0/16
    FrontendSubnet1:
      CIDR: 10.0.0.0/24
    FrontendSubnet2:
      CIDR: 10.0.1.0/24
    ApplicationSubnet1:
      CIDR: 10.0.10.0/24
    ApplicationSubnet2:
      CIDR: 10.0.11.0/24
    DatastoreSubnet1:
      CIDR: 10.0.30.0/24
    DatastoreSubnet2:
      CIDR: 10.0.31.0/24
Resources:
  VPC:
    Type: AWS::EC2::VPC
    Properties:
      CidrBlock: !FindInMap [ StackConfig, VPC, CIDR ]
      InstanceTenancy: default
      Tags:
      - Key: Name
        Value: !Join [ '-', [ !Ref NameTagPrefix, VPC ] ]
  InternetGateway:
    Type: AWS::EC2::InternetGateway
    Properties:
      Tags:
      - Key: Name
        Value: !Join [ '-', [ !Ref NameTagPrefix, IGW ] ]
  AttachGateway:
    Type: AWS::EC2::VPCGatewayAttachment
    Properties:
      VpcId: !Ref VPC
      InternetGatewayId: !Ref InternetGateway
  FrontendRouteTable:
    Type: AWS::EC2::RouteTable
    DependsOn: AttachGateway
    Properties:
      VpcId:
        Ref: VPC
      Tags:
      - Key: Name
        Value: !Join [ '-', [ !Ref NameTagPrefix, FrontendRoute ] ]
  FrontendRoute:
    Type: AWS::EC2::Route
    DependsOn: AttachGateway
    Properties:
      RouteTableId: !Ref FrontendRouteTable
      DestinationCidrBlock: 0.0.0.0/0
      GatewayId: !Ref InternetGateway
  ApplicationRouteTable:
    Type: AWS::EC2::RouteTable
    DependsOn: AttachGateway
    Properties:
      VpcId: !Ref VPC
      Tags:
      - Key: Name
        Value: !Join [ '-', [ !Ref NameTagPrefix, ApplicationRoute ] ]
  ApplicationRoute:
    Type: AWS::EC2::Route
    DependsOn: AttachGateway
    Properties:
      RouteTableId: !Ref ApplicationRouteTable
      DestinationCidrBlock: 0.0.0.0/0
      GatewayId: !Ref InternetGateway
  DatastoreRouteTable:
    Type: AWS::EC2::RouteTable
    DependsOn: AttachGateway
    Properties:
      VpcId: !Ref VPC
      Tags:
      - Key: Name
        Value: !Join [ '-', [ !Ref NameTagPrefix, DatastoreRoute ] ]
  FrontendSubnet1:
    Type: AWS::EC2::Subnet
    DependsOn: AttachGateway
    Properties:
      VpcId: !Ref VPC
      AvailabilityZone: !Select 
      - '0'
      - Fn::GetAZs: !Ref AWS::Region
      CidrBlock: !FindInMap [ StackConfig, FrontendSubnet1, CIDR ]
      Tags:
      - Key: Name
        Value: !Join [ '-', [ !Ref NameTagPrefix, FrontendSubnet1 ] ]
  FrontendSubnet1RouteTableAssociation:
    Type: AWS::EC2::SubnetRouteTableAssociation
    Properties:
      SubnetId: !Ref FrontendSubnet1
      RouteTableId: !Ref FrontendRouteTable
  FrontendSubnet2:
    Type: AWS::EC2::Subnet
    DependsOn: AttachGateway
    Properties:
      VpcId: !Ref VPC
      AvailabilityZone: !Select 
      - '1'
      - Fn::GetAZs: !Ref AWS::Region
      CidrBlock: !FindInMap [ StackConfig, FrontendSubnet2, CIDR ]
      Tags:
      - Key: Name
        Value: !Join [ '-', [ !Ref NameTagPrefix, FrontendSubnet2 ] ]
  FrontendSubnet2RouteTableAssociation:
    Type: AWS::EC2::SubnetRouteTableAssociation
    Properties:
      SubnetId: !Ref FrontendSubnet2
      RouteTableId: !Ref FrontendRouteTable
  ApplicationSubnet1:
    Type: AWS::EC2::Subnet
    DependsOn: AttachGateway
    Properties:
      VpcId: !Ref VPC
      AvailabilityZone: !Select 
      - '0'
      - Fn::GetAZs: !Ref AWS::Region
      CidrBlock: !FindInMap [ StackConfig, ApplicationSubnet1, CIDR ]
      Tags:
      - Key: Name
        Value: !Join [ '-', [ !Ref NameTagPrefix, ApplicationSubnet1 ] ]
  ApplicationSubnet1RouteTableAssociation:
    Type: AWS::EC2::SubnetRouteTableAssociation
    Properties:
      SubnetId: !Ref ApplicationSubnet1
      RouteTableId: !Ref ApplicationRouteTable
  ApplicationSubnet2:
    Type: AWS::EC2::Subnet
    DependsOn: AttachGateway
    Properties:
      VpcId: !Ref VPC
      AvailabilityZone: !Select 
      - '1'
      - Fn::GetAZs: !Ref AWS::Region
      CidrBlock: !FindInMap [ StackConfig, ApplicationSubnet2, CIDR ]
      Tags:
      - Key: Name
        Value: !Join [ '-', [ !Ref NameTagPrefix, ApplicationSubnet2 ] ]
  ApplicationSubnet2RouteTableAssociation:
    Type: AWS::EC2::SubnetRouteTableAssociation
    Properties:
      SubnetId: !Ref ApplicationSubnet2
      RouteTableId: !Ref ApplicationRouteTable
  DatastoreSubnet1:
    Type: AWS::EC2::Subnet
    DependsOn: AttachGateway
    Properties:
      VpcId: !Ref VPC
      AvailabilityZone: !Select 
      - '0'
      - Fn::GetAZs: !Ref AWS::Region
      CidrBlock:
        Fn::FindInMap:
        - StackConfig
        - DatastoreSubnet1
        - CIDR
      Tags:
      - Key: Name
        Value: !Join [ '-', [ !Ref NameTagPrefix, DatastoreSubnet1 ] ]
  DatastoreSubnet1RouteTableAssociation:
    Type: AWS::EC2::SubnetRouteTableAssociation
    Properties:
      SubnetId: !Ref DatastoreSubnet1
      RouteTableId: !Ref DatastoreRouteTable
  DatastoreSubnet2:
    Type: AWS::EC2::Subnet
    DependsOn: AttachGateway
    Properties:
      VpcId: !Ref VPC
      AvailabilityZone: !Select 
      - '1'
      - Fn::GetAZs: !Ref AWS::Region
      CidrBlock:
        Fn::FindInMap:
        - StackConfig
        - DatastoreSubnet2
        - CIDR
      Tags:
      - Key: Name
        Value: !Join [ '-', [ !Ref NameTagPrefix, DatastoreSubnet2 ] ]
  DatastoreSubnet2RouteTableAssociation:
    Type: AWS::EC2::SubnetRouteTableAssociation
    Properties:
      SubnetId: !Ref DatastoreSubnet2
      RouteTableId: !Ref DatastoreRouteTable
Outputs:
  VPC:
    Value: !Ref VPC
  FrontendSubnet1:
    Value: !Ref FrontendSubnet1
  FrontendSubnet2:
    Value: !Ref FrontendSubnet2
  ApplicationSubnet1:
    Value: !Ref ApplicationSubnet1
  ApplicationSubnet2:
    Value: !Ref ApplicationSubnet2
  DatastoreSubnet1:
    Value: !Ref DatastoreSubnet1
  DatastoreSubnet2:
    Value: !Ref DatastoreSubnet2
  FrontendRouteTable:
    Value: !Ref FrontendRouteTable
  ApplicationRouteTable:
    Value: !Ref ApplicationRouteTable
  DatastoreRouteTable:
    Value: !Ref DatastoreRouteTable