AWSTemplateFormatVersion: "2010-09-09"
Description: Create a simple vpc to be used with masTKO
Parameters:
  vpcName:
    Type: String
    Default: mastko-vpc
    Description: Unique name given to vpc components
  IPV4CIDR:
    Type: String
    Default: "10.0.0.0/22"
    Description: IPV4 CIDR block to be used for VPC.
Resources:
  VPC:
    Type: AWS::EC2::VPC
    Properties:
      CidrBlock: !Ref IPV4CIDR
      InstanceTenancy: "default"
      EnableDnsHostnames: "true"
      EnableDnsSupport: "true"
      Tags:
        - Key: Name
          Value: !Ref vpcName
  IGW:
    Type: AWS::EC2::InternetGateway
    Properties:
      Tags:
        - Key: Name
          Value: !Sub "${vpcName}-igw"
  VpcIgwAttachment:
    Type: AWS::EC2::VPCGatewayAttachment
    Properties:
      VpcId: !Ref VPC
      InternetGatewayId: !Ref IGW
  PublicSubnet:
    Type: AWS::EC2::Subnet
    Properties:
      VpcId: !Ref VPC
      CidrBlock: !Ref IPV4CIDR
      Tags:
        - Key: Name
          Value: !Sub ${vpcName}-public-subnet
  PublicRouteTable:
    DependsOn:
      - IGW
      - VpcIgwAttachment
    Type: AWS::EC2::RouteTable
    Properties:
      VpcId: !Ref VPC
      Tags:
        - Key: Name
          Value: !Sub ${vpcName}-rtb
  PublicRoute:
    Type: AWS::EC2::Route
    Properties:
      DestinationCidrBlock: "0.0.0.0/0"
      GatewayId: !Ref IGW
      RouteTableId: !Ref PublicRouteTable
  SubnetRouteTableAssociation:
    Type: AWS::EC2::SubnetRouteTableAssociation
    Properties:
      RouteTableId: !Ref PublicRouteTable
      SubnetId: !Ref PublicSubnet
  # required to setup the Ec2 access through systems manager
  SsmVpcEndpoint:
    Type: AWS::EC2::VPCEndpoint
    Properties:
      ServiceName: !Sub "com.amazonaws.${AWS::Region}.ssm"
      VpcId: !Ref VPC
      VpcEndpointType: Interface
      SubnetIds:
           - !Ref PublicSubnet
  SsmMessagesVpcEndpoint:
    Type: AWS::EC2::VPCEndpoint
    Properties:
      ServiceName: !Sub "com.amazonaws.${AWS::Region}.ssmmessages"
      VpcId: !Ref VPC
      VpcEndpointType: Interface
      SubnetIds:
           - !Ref PublicSubnet
  Ec2MessagesEndpoint:
    Type: AWS::EC2::VPCEndpoint
    Properties:
      ServiceName: !Sub "com.amazonaws.${AWS::Region}.ec2messages"
      VpcId: !Ref VPC
      VpcEndpointType: Interface
      SubnetIds:
           - !Ref PublicSubnet
Outputs:
  VpcId:
    Value: !Ref VPC
  SubnetId:
    Value: !Ref PublicSubnet