Description:  >
  Cloud9 Environment for One Observability Workshop

Parameters:
  EnvironmentName:
    Description: An environment name that is prefixed to resource names
    Type: String
    Default: "observabilityworkshop"

  CreateVPC:
    Description: Create a VPC for Cloud9 instance
    Type: String
    Default: True
    AllowedValues:
      - True
      - False

  Cloud9VPC:
    Description: If VPC is not created by the template, must provide the VPC Id to deploy the instance
    Type: String
    Default: AWS::NoValue

  Cloud9Subnet:
    Description: If VPC is not created by the template, must provide the subnet ID to deploy the instance.
    Type: String
    Default: AWS::NoValue

  VpcCIDR:
    Description: Please enter the IP range (CIDR notation) for this VPC
    Type: String
    Default: 10.10.0.0/16

  PublicSubnet1CIDR:
    Description: Please enter the IP range (CIDR notation) for the public subnet in the first Availability Zone
    Type: String
    Default: 10.10.10.0/24

  PublicSubnet2CIDR:
    Description: Please enter the IP range (CIDR notation) for the public subnet in the second Availability Zone
    Type: String
    Default: 10.10.20.0/24

  PrivateSubnet1CIDR:
    Description: Please enter the IP range (CIDR notation) for the private subnet in the first Availability Zone
    Type: String
    Default: 10.10.30.0/24

  PrivateSubnet2CIDR:
    Description: Please enter the IP range (CIDR notation) for the private subnet in the second Availability Zone
    Type: String
    Default: 10.10.40.0/24

  C9InstanceType:
    Description: Example Cloud9 instance type
    Type: String
    Default: t3.medium
    AllowedValues:
      - t3.small
      - t3.medium
      - m5.large
    ConstraintDescription: Must be a valid Cloud9 instance type
  C9InstanceVolumeSize:
    Type: Number
    Description: The Size in GB of the Cloud9 Instance Volume.
    Default: 30

  C9Image:
    Type: String
    Description: The Image to use for the Cloud9Instance
    Default: ubuntu-22.04-x86_64

  PatchC9Instance:
    Description: Creates an Association to patch the Cloud9 Instance upon launch.
    Type: String
    Default: False
    AllowedValues:
      - True
      - False

  Cloud9OwnerRole:
    Description: Associate a specific owner role for the C9 Instance. Cloudformation will append 'arn:_partition_:iam::_account_id_:' to this value. 
    Type: String
    Default: AWS::NoValue


Conditions:
  CreatePatchAssociation: !Equals 
    - !Ref PatchC9Instance
    - True
  CreateVPC: !Equals
    - !Ref CreateVPC
    - True
  SkipOwnerArn: !Equals
    - !Ref Cloud9OwnerRole
    - AWS::NoValue
  

Metadata: 
  AWS::CloudFormation::Interface: 
    ParameterGroups:
      - 
        Label:
          default: "General"
        Parameters:
          - EnvironmentName
      - 
        Label: 
          default: "Network Configuration"
        Parameters:
          - CreateVPC
          - VpcCIDR
          - PublicSubnet1CIDR
          - PublicSubnet2CIDR
          - PrivateSubnet1CIDR
          - PrivateSubnet2CIDR
      - 
        Label: 
          default: "Cloud9 Configuration"
        Parameters: 
          - Cloud9VPC
          - Cloud9Subnet
          - C9InstanceType
          - C9InstanceVolumeSize
          - C9Image
          - PatchC9Instance
          - Cloud9OwnerRole

Resources:
  VPC:
    Type: AWS::EC2::VPC
    Condition: CreateVPC
    Metadata:
      cfn_nag:
        rules_to_suppress:
          - id: W60
            reason: "No need for Flow logs in this workshop"
      cdk_nag:
        rules_to_suppress:
          - id: AwsSolutions-VPC7
            reason: "No need for Flow logs in this workshop"
    Properties:
      CidrBlock: !Ref VpcCIDR
      EnableDnsSupport: true
      EnableDnsHostnames: true
      Tags:
        - Key: Name
          Value: !Ref EnvironmentName

  InternetGateway:
    Type: AWS::EC2::InternetGateway
    Condition: CreateVPC
    Properties:
      Tags:
        - Key: Name
          Value: !Ref EnvironmentName

  InternetGatewayAttachment:
    Type: AWS::EC2::VPCGatewayAttachment
    Condition: CreateVPC
    Properties:
      InternetGatewayId: !Ref InternetGateway
      VpcId: !Ref VPC

  PublicSubnet1:
    Type: AWS::EC2::Subnet
    Condition: CreateVPC
    Properties:
      VpcId: !Ref VPC
      AvailabilityZone: !Select [ 0, !GetAZs '' ]
      CidrBlock: !Ref PublicSubnet1CIDR
      MapPublicIpOnLaunch: false
      Tags:
        - Key: Name
          Value: !Sub ${EnvironmentName} Public Subnet (AZ1)

  PublicSubnet2:
    Type: AWS::EC2::Subnet
    Condition: CreateVPC
    Properties:
      VpcId: !Ref VPC
      AvailabilityZone: !Select [ 1, !GetAZs  '' ]
      CidrBlock: !Ref PublicSubnet2CIDR
      MapPublicIpOnLaunch: false
      Tags:
        - Key: Name
          Value: !Sub ${EnvironmentName} Public Subnet (AZ2)

  PrivateSubnet1:
    Type: AWS::EC2::Subnet
    Condition: CreateVPC
    Properties:
      VpcId: !Ref VPC
      AvailabilityZone: !Select [ 0, !GetAZs  '' ]
      CidrBlock: !Ref PrivateSubnet1CIDR
      MapPublicIpOnLaunch: false
      Tags:
        - Key: Name
          Value: !Sub ${EnvironmentName} Private Subnet (AZ1)

  PrivateSubnet2:
    Type: AWS::EC2::Subnet
    Condition: CreateVPC
    Properties:
      VpcId: !Ref VPC
      AvailabilityZone: !Select [ 1, !GetAZs  '' ]
      CidrBlock: !Ref PrivateSubnet2CIDR
      MapPublicIpOnLaunch: false
      Tags:
        - Key: Name
          Value: !Sub ${EnvironmentName} Private Subnet (AZ2)

  NatGateway1EIP:
    Type: AWS::EC2::EIP
    Condition: CreateVPC
    DependsOn: InternetGatewayAttachment
    Properties:
      Domain: vpc

  NatGateway2EIP:
    Type: AWS::EC2::EIP
    Condition: CreateVPC
    DependsOn: InternetGatewayAttachment
    Properties:
      Domain: vpc

  NatGateway1:
    Type: AWS::EC2::NatGateway
    Condition: CreateVPC
    Properties:
      AllocationId: !GetAtt NatGateway1EIP.AllocationId
      SubnetId: !Ref PublicSubnet1

  NatGateway2:
    Type: AWS::EC2::NatGateway
    Condition: CreateVPC
    Properties:
      AllocationId: !GetAtt NatGateway2EIP.AllocationId
      SubnetId: !Ref PublicSubnet2

  PublicRouteTable:
    Type: AWS::EC2::RouteTable
    Condition: CreateVPC
    Properties:
      VpcId: !Ref VPC
      Tags:
        - Key: Name
          Value: !Sub ${EnvironmentName} Public Routes

  DefaultPublicRoute:
    Type: AWS::EC2::Route
    Condition: CreateVPC
    DependsOn: InternetGatewayAttachment
    Properties:
      RouteTableId: !Ref PublicRouteTable
      DestinationCidrBlock: 0.0.0.0/0
      GatewayId: !Ref InternetGateway

  PublicSubnet1RouteTableAssociation:
    Type: AWS::EC2::SubnetRouteTableAssociation
    Condition: CreateVPC
    Properties:
      RouteTableId: !Ref PublicRouteTable
      SubnetId: !Ref PublicSubnet1

  PublicSubnet2RouteTableAssociation:
    Type: AWS::EC2::SubnetRouteTableAssociation
    Condition: CreateVPC
    Properties:
      RouteTableId: !Ref PublicRouteTable
      SubnetId: !Ref PublicSubnet2


  PrivateRouteTable1:
    Type: AWS::EC2::RouteTable
    Condition: CreateVPC
    Properties:
      VpcId: !Ref VPC
      Tags:
        - Key: Name
          Value: !Sub ${EnvironmentName} Private Routes (AZ1)

  DefaultPrivateRoute1:
    Type: AWS::EC2::Route
    Condition: CreateVPC
    Properties:
      RouteTableId: !Ref PrivateRouteTable1
      DestinationCidrBlock: 0.0.0.0/0
      NatGatewayId: !Ref NatGateway1

  PrivateSubnet1RouteTableAssociation:
    Type: AWS::EC2::SubnetRouteTableAssociation
    Condition: CreateVPC
    Properties:
      RouteTableId: !Ref PrivateRouteTable1
      SubnetId: !Ref PrivateSubnet1

  PrivateRouteTable2:
    Type: AWS::EC2::RouteTable
    Condition: CreateVPC
    Properties:
      VpcId: !Ref VPC
      Tags:
        - Key: Name
          Value: !Sub ${EnvironmentName} Private Routes (AZ2)

  DefaultPrivateRoute2:
    Type: AWS::EC2::Route
    Condition: CreateVPC
    Properties:
      RouteTableId: !Ref PrivateRouteTable2
      DestinationCidrBlock: 0.0.0.0/0
      NatGatewayId: !Ref NatGateway2

  PrivateSubnet2RouteTableAssociation:
    Type: AWS::EC2::SubnetRouteTableAssociation
    Condition: CreateVPC
    Properties:
      RouteTableId: !Ref PrivateRouteTable2
      SubnetId: !Ref PrivateSubnet2

  NoIngressSecurityGroup:
    Type: AWS::EC2::SecurityGroup
    Metadata:
      cfn_nag:
        rules_to_suppress:
          - id: W5
            reason: "Outbound access to the world is needed to download dependencies in C9"
    Properties:
      GroupDescription: "Security group with no ingress rule"
      VpcId: !If [CreateVPC, !Ref VPC, !Ref Cloud9VPC ] 
      SecurityGroupEgress:
        - IpProtocol: tcp
          FromPort: 80
          ToPort: 80
          CidrIp: 0.0.0.0/0
          Description: "HTTP Outbound traffic"
        - IpProtocol: tcp
          FromPort: 443
          ToPort: 443
          CidrIp: 0.0.0.0/0
          Description: "HTTPS Outbound traffic"

################## PERMISSIONS AND ROLES #################
  C9Role:
    Type: AWS::IAM::Role
    Metadata:
      cfn_nag:
        rules_to_suppress:
          - id: W43
            reason: "C9 Instance will be used to deploy Infrastructure in the workshop"
          - id: W28
            reason: "Needed in order to check the proper role is attached to the instance before running CDK"
          - id: W11
            reason: "Describe calls doesn't support resource filter. Volume tags are not propagated by Cloud9"
      cdk_nag:
        rules_to_suppress:
          - id: AwsSolutions-IAM5
            reason: "Describe calls doesn't support resource filter. Volume tags are not propagated by Cloud9"

    Properties:
      RoleName: !Sub "${EnvironmentName}-admin"
      Tags:
        - Key: Environment
          Value: !Sub ${EnvironmentName}
      AssumeRolePolicyDocument:
        Version: '2012-10-17'
        Statement:
        - Effect: Allow
          Principal:
            Service:
            - ec2.amazonaws.com
            - ssm.amazonaws.com
          Action:
          - sts:AssumeRole


      ManagedPolicyArns:
      - !Sub arn:${AWS::Partition}:iam::aws:policy/AdministratorAccess  #Pending least privilege update
      Path: "/"

      Policies:
      - PolicyName:
          Fn::Join:
          - ''
          - - C9InstanceDenyPolicy-
            - Ref: AWS::Region
        PolicyDocument:
          Version: '2012-10-17'
          Statement:
          - Effect: Deny
            Action:
            - cloud9:UpdateEnvironment
            Resource: "*"

      - PolicyName:
          Fn::Join:
          - ''
          - - C9ResizeVolumeRead-
            - Ref: AWS::Region
        PolicyDocument:
          Version: '2012-10-17'
          Statement:
          - Effect: Allow
            Action:
            - ec2:DescribeVolumesModifications
            - ec2:DescribeInstances
            Resource: "*"

      - PolicyName:
          Fn::Join:
          - ''
          - - C9ResizeVolumeWrite-
            - Ref: AWS::Region
        PolicyDocument:
          Version: '2012-10-17'
          Statement:
          - Effect: Allow
            Action:
            - ec2:ModifyVolume
            Resource: !Sub "arn:${AWS::Partition}:ec2:${AWS::Region}:${AWS::AccountId}:volume/*"

  C9LambdaExecutionRole:
    Type: AWS::IAM::Role
    Metadata:
      cfn_nag:
        rules_to_suppress:
          - id: W11
            reason: "Describe Action doesn't support any resource condition"
      cdk_nag:
        rules_to_suppress:
          - id: AwsSolutions-IAM5
            reason: "Lambda role must be able to describe and update the Instance profile associated with the C9 environment"
    Properties:
      AssumeRolePolicyDocument:
        Version: '2012-10-17'
        Statement:
        - Effect: Allow
          Principal:
            Service:
            - lambda.amazonaws.com
          Action:
          - sts:AssumeRole
      Path: "/"
      ManagedPolicyArns:
#        - "arn:${AWS::Partition}:iam::aws:policy/service-role/AWSLambdaVPCAccessExecutionRole"
        - !Sub "arn:${AWS::Partition}:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole"
      Policies:
      - PolicyName:
          Fn::Join:
          - ''
          - - C9LambdaPolicy-
            - Ref: AWS::Region
        PolicyDocument:
          Version: '2012-10-17'
          Statement:
          - Effect: Allow
            Action:
            - cloudformation:DescribeStacks
            - cloudformation:DescribeStackEvents
            - cloudformation:DescribeStackResource
            - cloudformation:DescribeStackResources
            Resource: !Sub "arn:${AWS::Partition}:cloudformation:${AWS::Region}:${AWS::AccountId}:stack/${AWS::StackName}"
          - Effect: Allow
            Action:
            - ec2:AssociateIamInstanceProfile
            - ec2:ModifyInstanceAttribute
            - ec2:ReplaceIamInstanceProfileAssociation
            Resource: !Sub "arn:${AWS::Partition}:ec2:${AWS::Region}:${AWS::AccountId}:instance/*"
          - Effect: Allow
            Action:
            - ec2:DescribeInstances
            - ec2:DescribeIamInstanceProfileAssociations
            Resource: "*"
          - Effect: Allow
            Action:
            - iam:ListInstanceProfiles
            Resource: !Sub arn:${AWS::Partition}:iam::${AWS::AccountId}:instance-profile/*
          - Effect: Allow
            Action:
            - iam:PassRole
            Resource:
              Fn::GetAtt:
                - C9Role
                - Arn
################## LAMBDA BOOTSTRAP FUNCTION ################

  C9BootstrapInstanceLambda:
    Type: Custom::C9BootstrapInstanceLambda
    DependsOn:
    - C9LambdaExecutionRole
    Properties:
      Tags:
        - Key: Environment
          Value: !Sub ${EnvironmentName}
      ServiceToken:
        Fn::GetAtt:
        - C9BootstrapInstanceLambdaFunction
        - Arn
      REGION:
        Ref: AWS::Region
      StackName:
        Ref: AWS::StackName
      EnvironmentId:
        Ref: C9Instance
      LabIdeInstanceProfileName:
        Ref: C9InstanceProfile
      LabIdeInstanceProfileArn:
        Fn::GetAtt:
        - C9InstanceProfile
        - Arn

  # LambdaSecurityGroup:
  #   Type: AWS::EC2::SecurityGroup
  #   Properties:
  #     GroupDescription: "HTTPS Outbound Traffic"
  #     VpcId: !Ref VPC
  #     SecurityGroupEgress:
  #       - IpProtocol: tcp
  #         FromPort: 443
  #         ToPort: 443
  #         CidrIp: 0.0.0.0/0
  #         Description: "HTTPS Outbound traffic"

  C9BootstrapInstanceLambdaFunction:
    Type: AWS::Lambda::Function
    #checkov:skip=CKV_AWS_116:DLQ not needed for a single invocation Lambda
    #checkov:skip=CKV_AWS_117:Lambda only talks with AWS endpoints, no need for a VPC
    Metadata:
      cfn_nag:
        rules_to_suppress:
          - id: W89
            reason: "VPC support not needed for this helper lambda"
    Properties:
      Tags:
        - Key: Environment
          Value: AWS Example
      Handler: index.lambda_handler
      Role:
        Fn::GetAtt:
        - C9LambdaExecutionRole
        - Arn
      Runtime: python3.11
      # VpcConfig:
      #   SecurityGroupIds:
      #     - !Ref LambdaSecurityGroup
      #   SubnetIds:
      #     - !Ref PrivateSubnet1
      #     - !Ref PrivateSubnet2      
      MemorySize: 256
      Timeout: 600
      ReservedConcurrentExecutions: 1
      Code:
        ZipFile: !Sub |
          from __future__ import print_function
          import boto3
          import json
          import os
          import time
          import traceback
          import cfnresponse
          import logging

          logger = logging.getLogger(__name__)
          logger.setLevel(logging.INFO)

          def lambda_handler(event, context):
              logger.info('event: {}'.format(event))
              logger.info('context: {}'.format(context))
              responseData = {}

              if event['RequestType'] == 'Create':
                  try:
                      # Open AWS clients
                      ec2 = boto3.client('ec2')

                      # Get the InstanceId of the Cloud9 IDE
                      instance = ec2.describe_instances(Filters=[{'Name': 'tag:Name','Values': ['aws-cloud9-${EnvironmentName}'+'-'+event['ResourceProperties']['EnvironmentId']]}])['Reservations'][0]['Instances'][0]
                      logger.info('instance: {}'.format(instance))

                      # Create the IamInstanceProfile request object
                      iam_instance_profile = {
                          'Arn': event['ResourceProperties']['LabIdeInstanceProfileArn'],
                          'Name': event['ResourceProperties']['LabIdeInstanceProfileName']
                      }
                      logger.info('iam_instance_profile: {}'.format(iam_instance_profile))

                      # Wait for Instance to become ready before adding Role
                      instance_state = instance['State']['Name']
                      logger.info('instance_state: {}'.format(instance_state))
                      while instance_state != 'running':
                          time.sleep(5)
                          instance_state = ec2.describe_instances(InstanceIds=[instance['InstanceId']])
                          logger.info('instance_state: {}'.format(instance_state))

                      # attach instance profile
                      response = ec2.associate_iam_instance_profile(IamInstanceProfile=iam_instance_profile, InstanceId=instance['InstanceId'])
                      logger.info('response - associate_iam_instance_profile: {}'.format(response))
                      #r_ec2 = boto3.resource('ec2')

                      responseData = {'Success': 'Started bootstrapping for instance: '+instance['InstanceId']}
                      cfnresponse.send(event, context, cfnresponse.SUCCESS, responseData, 'CustomResourcePhysicalID')

                  except Exception as e:
                      logger.error(e, exc_info=True)
                      # responseData = {'Error': traceback.format_exc(e)}
                      responseData = {'Error':'There was a problem associating IAM profile to the Cloud9 Instance'}
                      cfnresponse.send(event, context, cfnresponse.FAILED, responseData, 'CustomResourcePhysicalID')

              else:
                responseData = {'Success': 'Update or delete event'}
                cfnresponse.send(event, context, cfnresponse.SUCCESS, responseData, 'CustomResourcePhysicalID')
################## SSM BOOTSTRAP HANDLER ###############
  C9OutputBucket:
    #checkov:skip=CKV_AWS_18:S3 Access Logs not needed for the Association result
    Type: AWS::S3::Bucket
    Metadata:
      cfn_nag:
        rules_to_suppress:
          - id: W35
            reason: "Access Logs aren't needed for this bucket"
      cdk_nag:
        rules_to_suppress:
          - id: AwsSolutions-S1
            reason: "Bucket used to store Systems Manager Association results for troubleshooting, no need for access logs"
    DeletionPolicy: Retain
    UpdateReplacePolicy: Retain
    Properties:
      VersioningConfiguration:
        Status: Enabled
      LifecycleConfiguration:
        Rules:
          - Id: Expire1Day
            ExpirationInDays: 1
            NoncurrentVersionExpirationInDays: 1
            Status: Enabled

      AccessControl: Private
      BucketEncryption:
        ServerSideEncryptionConfiguration:
          - ServerSideEncryptionByDefault:
              SSEAlgorithm: AES256
      PublicAccessBlockConfiguration:
        BlockPublicAcls: true
        BlockPublicPolicy: true
        IgnorePublicAcls: true
        RestrictPublicBuckets: true

  C9OutputBucketPolicy:
    Type: AWS::S3::BucketPolicy
    Properties:
      Bucket: !Ref C9OutputBucket
      PolicyDocument:
        Version: 2012-10-17
        Statement:
          - Action:
              - 's3:GetObject'
              - 's3:PutObject'
              - 's3:PutObjectAcl'
            Effect: Allow
            Resource: !Sub 'arn:${AWS::Partition}:s3:::${C9OutputBucket}/*'
            Principal:
              AWS: !GetAtt C9Role.Arn
            Condition:
              Bool:
                'aws:SecureTransport': true
          - Action: 's3:*'
            Principal: '*'
            Effect: Deny
            Resource: 
              - !Sub 'arn:${AWS::Partition}:s3:::${C9OutputBucket}/*'
              - !Sub 'arn:${AWS::Partition}:s3:::${C9OutputBucket}'
            Condition:
              Bool:
                'aws:SecureTransport': false

  BootstrapWaitHandle:
    Type: AWS::CloudFormation::WaitConditionHandle

  BootstrapWaitCondition:
    Type: AWS::CloudFormation::WaitCondition
    Properties:
      Handle: !Ref BootstrapWaitHandle
      Timeout: "3600"

  C9PatchDocument:
    Condition: CreatePatchAssociation
    Type: AWS::SSM::Document
    Properties:
      Tags:
        - Key: Environment
          Value: !Sub ${EnvironmentName}
      DocumentType: Command
      Content:
        schemaVersion: '2.2'
        description: Bootstrap Cloud9 Instance
        mainSteps:
        - action: aws:runDocument
          name: PatchInstance
          inputs:
            documentPath: AWS-RunPatchBaseline
            documentType: SSMDocument
            documentParameters:
              Operation: Install    

  C9SSMDocument:
    Type: AWS::SSM::Document
    Properties:
      Tags:
        - Key: Environment
          Value: !Sub ${EnvironmentName}
      DocumentType: Command
      Content:
        schemaVersion: '2.2'
        description: Bootstrap Cloud9 Instance
        mainSteps:
        - action: aws:runShellScript
          name: ResizeVolume
          inputs:
            runCommand:
            - !Sub SIZE=${C9InstanceVolumeSize}
            - !Sub REGION=${AWS::Region}
            - |
              INSTANCEID=$(curl http://169.254.169.254/latest/meta-data/instance-id)
              VOLUMEID=$(aws ec2 describe-instances \
                --instance-id $INSTANCEID \
                --query "Reservations[0].Instances[0].BlockDeviceMappings[0].Ebs.VolumeId" \
                --output text --region $REGION)
              aws ec2 modify-volume --volume-id $VOLUMEID --size $SIZE --region $REGION
              while [ \
                "$(aws ec2 describe-volumes-modifications \
                  --volume-id $VOLUMEID \
                  --filters Name=modification-state,Values="optimizing","completed" \
                  --query "length(VolumesModifications)"\
                  --output text --region $REGION)" != "1" ]; do
              sleep 1
              done
              sudo growpart /dev/nvme0n1 1
              sudo resize2fs /dev/nvme0n1p1
        - action: aws:runShellScript
          name: CreateSwap
          inputs:
            runCommand:
            - sudo dd if=/dev/zero of=/swapfile bs=128M count=32
            - sudo chmod 600 /swapfile
            - sudo mkswap /swapfile
            - sudo swapon /swapfile
            - sudo /bin/bash -c 'echo "/swapfile swap swap defaults 0 0" >> /etc/fstab'
        - action: aws:runShellScript
          name: DependencyInstall
          inputs:
            runCommand:
            - apt update -y
            - apt install -y jq gettext bash-completion moreutils
            - pip install --user --upgrade awscli
            - sudo -i -u ubuntu bash -l -c "nvm install node --default"
            - sudo -i -u ubuntu bash -l -c "nvm alias default node"
            - sudo -i -u ubuntu bash -l -c "nvm exec node npm install -g aws-cdk --force"
        - action: aws:runShellScript
          name: KubectlInstall
          inputs:
            runCommand:
            - curl -o kubectl  https://s3.us-west-2.amazonaws.com/amazon-eks/1.28.5/2024-01-04/bin/linux/amd64/kubectl
            - chmod +x kubectl && sudo mv kubectl /usr/local/bin/
            - echo "source <(kubectl completion bash)" >> /home/ubuntu/.bashrc
        - action: aws:runShellScript
          name: HelmInstall
          inputs:
            runCommand:
            - curl --location "https://get.helm.sh/helm-v3.13.0-linux-amd64.tar.gz" | tar xz -C /tmp
            - sudo mv /tmp/linux-amd64/helm /usr/local/bin/helm        
        - action: aws:runShellScript
          name: eksctlInstall
          inputs:
            runCommand:
            - curl --location "https://github.com/weaveworks/eksctl/releases/latest/download/eksctl_$(uname -s)_amd64.tar.gz" | tar xz -C /tmp
            - sudo mv /tmp/eksctl /usr/local/bin        
        - action: aws:runShellScript
          name: cloneRepository
          inputs:
            runCommand:
            - su - ubuntu -c 'mkdir -p ~/environment/workshopfiles && git clone https://github.com/aws-samples/one-observability-demo.git ~/environment/workshopfiles/one-observability-demo' 
        - action: aws:runShellScript
          name: NotifyCloudformation
          inputs:
            finallyStep: true
            runCommand:
            - |
              python --version &&
              touch /home/ubuntu/environment/READY 
            - !Sub |
              /usr/bin/python -c " 
              import json
              import os
              import urllib3
              import uuid
              signal_url='${BootstrapWaitHandle}'
              result = 'FAILURE'
              if os.path.exists('/home/ubuntu/environment/READY'):
                result = 'SUCCESS'

              encoded_body = json.dumps({
                'Status': result,
                'Reason': 'Association completed',
                'UniqueId': str(uuid.uuid4()),
                'Data': 'Association completed'
              })

              http = urllib3.PoolManager()
              http.request('PUT', signal_url , body=encoded_body)
              "
            - |
              [ -f /home/ubuntu/environment/READY ] && exit 0 || exit 2
 


  C9BootstrapAssociation:
    Type: AWS::SSM::Association
    Properties:
      Name: !Ref C9SSMDocument
      AssociationName: !Sub Cloud9Bootstrap-${EnvironmentName}
      OutputLocation:
        S3Location:
          OutputS3BucketName: !Ref C9OutputBucket
          OutputS3KeyPrefix: bootstrapoutput
      Targets:
        - Key: tag:SSMBootstrap
          Values:
          - !Ref EnvironmentName

  C9PatchAssociation:
    Type: AWS::SSM::Association
    Condition: CreatePatchAssociation
    Properties:
      Name: !Ref C9PatchDocument
      AssociationName: !Sub Cloud9Patch-${EnvironmentName}
      OutputLocation:
        S3Location:
          OutputS3BucketName: !Ref C9OutputBucket
          OutputS3KeyPrefix: bootstrapoutput
      Targets:
        - Key: tag:SSMBootstrap
          Values:
          - !Ref EnvironmentName

################## INSTANCE #####################

  # AWSCloud9SSMAccessRole:
  #   Type: AWS::IAM::Role
  #   Properties: 
  #     AssumeRolePolicyDocument:
  #       Version: 2012-10-17
  #       Statement:
  #         - Effect: Allow
  #           Principal:
  #             Service:
  #             - cloud9.amazonaws.com
  #             - ec2.amazonaws.com
  #           Action:
  #             - 'sts:AssumeRole'
  #     Description: 'Service linked role for AWS Cloud9'
  #     Path: '/service-role/'
  #     ManagedPolicyArns: 
  #       - arn:${AWS::Partition}:iam::aws:policy/AWSCloud9SSMInstanceProfile
  #     RoleName: 'AWSCloud9SSMAccessRole'

  # AWSCloud9SSMInstanceProfile:
  #   Type: "AWS::IAM::InstanceProfile"
  #   Properties: 
  #     InstanceProfileName: AWSCloud9SSMInstanceProfile
  #     Path: "/cloud9/"
  #     Roles: 
  #       - 
  #         Ref: AWSCloud9SSMAccessRole
          
  C9InstanceProfile:
    Type: AWS::IAM::InstanceProfile
    Properties:
      Path: "/"
      Roles:
      - Ref: C9Role

  C9Instance:
    DependsOn: C9BootstrapAssociation
    Type: AWS::Cloud9::EnvironmentEC2
    Properties:
      Description: !Sub  AWS Cloud9 instance for ${EnvironmentName}
      SubnetId: !If [CreateVPC, !Ref PublicSubnet1, !Ref Cloud9Subnet ]
      AutomaticStopTimeMinutes: 3600
      ConnectionType: CONNECT_SSH
      ImageId: !Ref C9Image
      InstanceType:
        Ref: C9InstanceType
      Name: !Ref EnvironmentName
      OwnerArn: !If [SkipOwnerArn, !Ref "AWS::NoValue", !Sub "arn:${AWS::Partition}:iam::${AWS::AccountId}:${Cloud9OwnerRole}"]
      Tags:
        -
          Key: SSMBootstrap
          Value: !Ref EnvironmentName
        -
          Key: Environment
          Value: !Ref EnvironmentName

Outputs:
  VPC:
    Description: A reference to the created VPC
    Value: !If [ CreateVPC , !Ref VPC, AWS::NoValue ]

  PublicSubnets:
    Description: A list of the public subnets
    Value: !If [ CreateVPC, !Join [ ",", [ !Ref PublicSubnet1, !Ref PublicSubnet2 ]], AWS::NoValue]

  PrivateSubnets:
    Description: A list of the private subnets
    Value: !If [ CreateVPC, !Join [ ",", [ !Ref PrivateSubnet1, !Ref PrivateSubnet2 ]], AWS::NoValue]

  PublicSubnet1:
    Description: A reference to the public subnet in the 1st Availability Zone
    Value: !If [ CreateVPC, !Ref PublicSubnet1, AWS::NoValue ]

  PublicSubnet2:
    Description: A reference to the public subnet in the 2nd Availability Zone
    Value: !If [ CreateVPC, !Ref PublicSubnet2, AWS:NoValue]

  PrivateSubnet1:
    Description: A reference to the private subnet in the 1st Availability Zone
    Value: !If [ CreateVPC, !Ref PrivateSubnet1, AWS:NoValue]

  PrivateSubnet2:
    Description: A reference to the private subnet in the 2nd Availability Zone
    Value: !If [ CreateVPC, !Ref PrivateSubnet2, AWS::NoValue]
  
  Cloud9RoleArn:
    Description: Role used by the Cloud9 Instance
    Value: !Ref C9Role
    Export:
      Name: !Sub "${AWS::StackName}-Cloud9Role"

  NoIngressSecurityGroup:
    Description: Security group with no ingress rule
    Value: !Ref NoIngressSecurityGroup

  Cloud9IDE:
    Value:
      Fn::Join:
      - ''
      - - https://
        - Ref: AWS::Region
        - ".console.aws.amazon.com/cloud9/ide/"
        - Ref: C9Instance
        - "?region="
        - Ref: AWS::Region