AWSTemplateFormatVersion: 2010-09-09
Description: DataStax OSS in new VPC (qs-1r0baum3l)
Metadata:
  QuickStartDocumentation:
    EntrypointName: "Parameters for launching into a new VPC"
  AWS::CloudFormation::Interface:
    ParameterGroups:
      - Label:
          default: 'VPC network configuration'
        Parameters:
          - AvailabilityZones
          - VPCCIDR
          - PrivateSubnet1CIDR
          - PrivateSubnet2CIDR
          - PrivateSubnet3CIDR
          - PublicSubnet1CIDR
          - PublicSubnet2CIDR
          - PublicSubnet3CIDR
      - Label:
          default: 'Cassandra cluster/nodes configuration'
        Parameters:
          - OSSVersion
          - ClusterSize
          - ClusterName
          - DatacenterName
          - NodeInstanceType
          - NodeVolumeSize
      - Label:
          default: 'Cassandra cluster access'
        Parameters:
          - CreateClusterWithPublicIP
          - RemoteAccessCIDR
          - KeyPairName
      - Label:
          default: 'DevOps/bastion configuration'
        Parameters:
          - CreateDevInstance
          - DevInstanceType
          - DevVolumeSize
      - Label:
          default: 'AWS Quick Start configuration'
        Parameters:
          - S3BucketName
          - S3KeyPrefix
    ParameterLabels:
      AvailabilityZones:
        default: Availability Zones
      VPCCIDR:
        default: VPC CIDR
      PrivateSubnet1CIDR:
        default: Private subnet 1 CIDR
      PrivateSubnet2CIDR:
        default: Private subnet 2 CIDR
      PrivateSubnet3CIDR:
        default: Private subnet 3 CIDR
      PublicSubnet1CIDR:
        default: Public subnet 1 CIDR
      PublicSubnet2CIDR:
        default: Public subnet 2 CIDR
      PublicSubnet3CIDR:
        default: Public subnet 3 CIDR
      OSSVersion:
        default: Apache Cassandra version to install
      ClusterSize:
        default: Choose from "1 - 32" for number of Cassandra nodes to install
      ClusterName:
        default: The name of the Cassandra cluster
      DatacenterName:
        default: Name of the Cassandra data center
      NodeInstanceType:
        default: Amazon EC2 instance type for Cassandra nodes
      NodeVolumeSize:
        default: Amazon EBS volume size of the Cassandra cluster nodes in GB
      CreateClusterWithPublicIP:
        default: Create the Cassandra cluster nodes in public subnet
      RemoteAccessCIDR:
        default: Permitted CIDR block for remote access
      KeyPairName:
        default: AWS key pair
      CreateDevInstance:
        default: Whether to create the jump box
      DevInstanceType:
        default: Amazon EC2 instance type for the DevOps/bastion host
      DevVolumeSize:
        default: The Amazon EBS volume size in GB for the DevOps host
      S3BucketName:
        default: S3 bucket where the templates are stored
      S3KeyPrefix:
        default: S3 key prefix
Parameters:
  S3BucketName:
    AllowedPattern: '^[0-9a-zA-Z]+([0-9a-zA-Z-]*[0-9a-zA-Z])*$'
    ConstraintDescription: >-
      Bucket name can include numbers, lowercase letters, uppercase
      letters, and hyphens (-). It cannot start or end with a hyphen (-).
    Default: aws-quickstart
    Description: >-
      S3 bucket name for the Quick Start assets. Quick Start bucket name can
      include numbers, lowercase letters, uppercase letters, and hyphens (-). It
      cannot start or end with a hyphen (-).
    Type: String
  S3KeyPrefix:
    AllowedPattern: '^[0-9a-zA-Z-/]*$'
    ConstraintDescription: >-
      Quick Start key prefix can include numbers, lowercase letters, uppercase
      letters, hyphens (-), and forward slash (/).
    Default: quickstart-datastax-oss
    Description: >-
      S3 key prefix for the Quick Start assets. Quick Start key prefix can include
      numbers, lowercase letters, uppercase letters, hyphens (-), and forward slash (/).
    Type: String
  OSSVersion:
    AllowedValues:
      # - 3.11.5
      # - 3.11.6
      - 4.0
    Default: 4.0
    Description: "Apache Cassandra version to install."
    Type: String
  ClusterSize:
    Description: "Number of Cassandra nodes to create."
    Type: String
    Default: 3
    AllowedValues:
      - 1
      - 2
      - 3
      - 4
      - 5
      - 6
      - 7
      - 8
      - 9
      - 10
      - 11
      - 12
      - 13
      - 14
      - 15
      - 16
      - 17
      - 18
      - 19
      - 20
      - 21
      - 22
      - 23
      - 24
      - 25
      - 26
      - 27
      - 28
      - 29
      - 30
      - 31
      - 32
  AvailabilityZones:
    Description: Select 3 Availability Zones from this list to use for the subnets in the VPC. The logical order of your selections is preserved.
    Type: List<AWS::EC2::AvailabilityZone::Name>
  ClusterName:
    Description: The name of the Cassandra cluster.
    Type: String
    Default: Cassandra-Cluster
  DatacenterName:
    Description: The name of the Cassandra data center.
    Type: String
    Default: OSS-dc0
  NodeInstanceType:
    AllowedValues:
      - t2.medium
      - t2.large
      - t2.xlarge
      - t2.2xlarge
      - m4.large
      - m4.xlarge
      - m4.2xlarge
      - m4.4xlarge
      - m4.10xlarge
      - m4.16xlarge
      - c4.large
      - c4.xlarge
      - c4.2xlarge
      - c4.4xlarge
      - c4.8xlarge
      - r4.large
      - r4.xlarge
      - r4.2xlarge
      - r4.4xlarge
      - r4.8xlarge
      - r4.16xlarge
    ConstraintDescription: "Must be a valid Amazon EC2 instance type."
    Default: m4.large
    Description: "Amazon EC2 instance type of each node in the Cassandra cluster."
    Type: String
  NodeVolumeSize:
      Type: Number
      Description: "Amazon EBS volume size of each node in the Cassandra cluster in GB."
      Default: 512
  CreateDevInstance:
    Description: "Determines whether to create the jump box."
    Type: String
    Default: "true"
    AllowedValues:
      - "false"
      - "true"
  DevInstanceType:
    AllowedValues:
      - t2.micro
      - t2.small
      - t2.medium
      - t2.large
      - t2.xlarge
      - t2.2xlarge
      - t3.micro
      - t3.small
      - t3.medium
      - t3.large
      - t3.xlarge
      - t3.2xlarge
    ConstraintDescription: "Must be a valid Amazon EC2 instance type."
    Default: t3.medium
    Description: "EC2 instance type of the DevOps instance."
    Type: String
  DevVolumeSize:
      Type: Number
      Description: "Amazon EBS volume size of the DevOps instance in GB."
      Default: 16
  KeyPairName:
    Type: "AWS::EC2::KeyPair::KeyName"
    AllowedPattern : ".+"
    Description: "Select an existing key pair."
    ConstraintDescription: "Name of an existing Amazon EC2 key pair."
  PrivateSubnet1CIDR:
    AllowedPattern: ^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(\/(1[6-9]|2[0-8]))$
    ConstraintDescription: CIDR block parameter must be in the form x.x.x.x/16-28.
    Default: 10.0.0.0/19
    Description: CIDR block for private subnet 1 located in Availability Zone 1.
    Type: String
  PrivateSubnet2CIDR:
    AllowedPattern: ^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(\/(1[6-9]|2[0-8]))$
    ConstraintDescription: CIDR block parameter must be in the form x.x.x.x/16-28.
    Default: 10.0.32.0/19
    Description: CIDR block for private subnet 2 located in Availability Zone 2.
    Type: String
  PrivateSubnet3CIDR:
    AllowedPattern: ^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(\/(1[6-9]|2[0-8]))$
    ConstraintDescription: CIDR block parameter must be in the form x.x.x.x/16-28.
    Default: 10.0.64.0/19
    Description: CIDR block for private subnet 3 located in Availability Zone 3.
    Type: String
  PublicSubnet1CIDR:
    AllowedPattern: ^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(\/(1[6-9]|2[0-8]))$
    ConstraintDescription: CIDR block parameter must be in the form x.x.x.x/16-28.
    Default: 10.0.128.0/20
    Description: CIDR block for the public (DMZ) subnet 1 located in Availability Zone 1.
    Type: String
  PublicSubnet2CIDR:
    AllowedPattern: ^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(\/(1[6-9]|2[0-8]))$
    ConstraintDescription: CIDR block parameter must be in the form x.x.x.x/16-28.
    Default: 10.0.144.0/20
    Description: CIDR block for the public (DMZ) subnet 2 located in Availability Zone 2.
    Type: String
  PublicSubnet3CIDR:
    AllowedPattern: ^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(\/(1[6-9]|2[0-8]))$
    ConstraintDescription: CIDR block parameter must be in the form x.x.x.x/16-28.
    Default: 10.0.160.0/20
    Description: CIDR block for the public (DMZ) subnet 3 located in Availability Zone 3.
    Type: String
  VPCCIDR:
    AllowedPattern: ^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(\/(1[6-9]|2[0-8]))$
    ConstraintDescription: CIDR block parameter must be in the form x.x.x.x/16-28.
    Default: 10.0.0.0/16
    Description: CIDR block for the VPC.
    Type: String
  RemoteAccessCIDR:
    AllowedPattern: "^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(\\/([0-9]|[1-2][0-9]|3[0-2]))$"
    ConstraintDescription: "CIDR block parameter must be in the form x.x.x.x/x."
    Description: "Allowed CIDR block for external SSH access and for application access to the Cassandra cluster, if the cluster is created with CreateClusterWithPublicIP=true"
    Type: String
  CreateClusterWithPublicIP:
    Description: "Whether to create the Cassandra cluster nodes in public subnet."
    Type: String
    Default: "false"
    AllowedValues:
      - "false"
      - "true"
Conditions:
  CreateDev: !Equals
    - !Ref CreateDevInstance
    - true
  Create2ndNode: !Or
    - !Equals [!Ref ClusterSize, 2]
    - !Not [!Equals [!Ref ClusterSize, 1]]
Resources:
  VPCStack:
    Type: AWS::CloudFormation::Stack
    Properties:
      TemplateURL: !Sub >-
        https://${S3BucketName}.s3.amazonaws.com/${S3KeyPrefix}/submodules/quickstart-aws-vpc/templates/aws-vpc.template.yaml
      Parameters:
        AvailabilityZones: !Join
          - ","
          - !Ref AvailabilityZones
        NumberOfAZs: "3"
        PrivateSubnet1ACIDR: !Ref PrivateSubnet1CIDR
        PrivateSubnet2ACIDR: !Ref PrivateSubnet2CIDR
        PrivateSubnet3ACIDR: !Ref PrivateSubnet3CIDR
        PublicSubnet1CIDR: !Ref PublicSubnet1CIDR
        PublicSubnet2CIDR: !Ref PublicSubnet2CIDR
        PublicSubnet3CIDR: !Ref PublicSubnet3CIDR
        VPCCIDR: !Ref VPCCIDR
  CassandraStack:
    Type: AWS::CloudFormation::Stack
    Properties:
      TemplateURL: !Sub >-
        https://${S3BucketName}.s3.amazonaws.com/${S3KeyPrefix}/templates/datastax-oss-existing-vpc.template.yaml
      Parameters:
        ClusterName: !Ref ClusterName
        CreateClusterWithPublicIP: !Ref CreateClusterWithPublicIP
        DatacenterName: !Ref DatacenterName
        ClusterSize: !Ref ClusterSize
        NodeInstanceType: !Ref NodeInstanceType
        NodeVolumeSize: !Ref NodeVolumeSize
        DevInstanceType: !Ref DevInstanceType
        DevVolumeSize: !Ref DevVolumeSize
        KeyPairName: !Ref KeyPairName
        PublicSubnet1ID: !GetAtt VPCStack.Outputs.PublicSubnet1ID
        PublicSubnet2ID: !GetAtt VPCStack.Outputs.PublicSubnet2ID
        PublicSubnet3ID: !GetAtt VPCStack.Outputs.PublicSubnet3ID
        PrivateSubnet1ID: !GetAtt VPCStack.Outputs.PrivateSubnet1AID
        PrivateSubnet2ID: !GetAtt VPCStack.Outputs.PrivateSubnet2AID
        PrivateSubnet3ID: !GetAtt VPCStack.Outputs.PrivateSubnet3AID
        RemoteAccessCIDR: !Ref RemoteAccessCIDR
        VPCID: !GetAtt VPCStack.Outputs.VPCID
        OSSVersion: !Ref OSSVersion
        CreateDevInstance: !Ref CreateDevInstance
        S3BucketName: !Ref S3BucketName
        S3KeyPrefix: !Ref S3KeyPrefix
Outputs:
  ApacheCassandraVersion:
    Value: !Ref OSSVersion
    Description: Apache Cassandra Cluster Version.
  DevIpAddress:
    Condition: CreateDev
    Value: !GetAtt CassandraStack.Outputs.DevIpAddress
    Description: Dev Jump box Public IP
  DevUrl:
    Value: "http://oss-getting-started.s3-website-us-east-1.amazonaws.com"
    Description: Dev Url
  Seed1PrivateIpAddress:
    Value: !GetAtt
      - CassandraStack
      - Outputs.Seed1PrivateIpAddress
    Description: 1st Seed Private IP
  Seed1PublicIpAddress:
    Value: !GetAtt
      - CassandraStack
      - Outputs.Seed1PublicIpAddress
    Description: 1st Seed Public IP
  Seed2PrivateIpAddress:
    Condition: Create2ndNode
    Value: !GetAtt
      - CassandraStack
      - Outputs.Seed2PrivateIpAddress
    Description: 2nd Seed Private IP
  Seed2PublicIpAddress:
    Condition: Create2ndNode
    Value: !GetAtt
      - CassandraStack
      - Outputs.Seed2PublicIpAddress
    Description: 2nd Seed Public IP