def __init__()

in app.py [0:0]

• 50 lines of code
• 1 McCabe index (conditional complexity)

  def __init__(self, scope:cdk.App, id:str, **kwargs)->None:
    super().__init__(scope,id, **kwargs)
    cdk.Tags.of(self).add(key='purpose', value='logshare-blog')

    self.encryption_key = kms.Key(self,'SecretKey',
      alias='sharing-logs/blog',
      enable_key_rotation=True,
      admins=[iam.AccountPrincipal(Aws.ACCOUNT_ID)])

    '''
    Create the networking layer
    '''
    self.vpc = ec2.Vpc(self,'Vpc',cidr='10.0.0.0/22',
      max_azs=2,
      enable_dns_hostnames=True,
      enable_dns_support=True,
      nat_gateways=1,
      subnet_configuration=[
        ec2.SubnetConfiguration(name='Public',subnet_type=ec2.SubnetType.PUBLIC,cidr_mask=24),
        ec2.SubnetConfiguration(name='Private',subnet_type=ec2.SubnetType.PRIVATE_WITH_NAT,cidr_mask=24)
      ])

    self.vpc.add_flow_log('VpcFlowLog',
      destination= ec2.FlowLogDestination.to_cloud_watch_logs(
        log_group= logs.LogGroup(self,'FlowLogGroup',
          encryption_key= self.encryption_key,
          removal_policy= RemovalPolicy.DESTROY,
          retention= logs.RetentionDays.ONE_MONTH),
        iam_role = iam.Role(self,'FlowLogRole',
          assumed_by=iam.ServicePrincipal('vpc-flow-logs.amazonaws.com', region=Aws.REGION))))

    '''
    Setup Active Directory
    '''
    self.directory = DirectoryServicesConstruct(self,'DirectoryServices', vpc=self.vpc, encryption_key=self.encryption_key)

    '''
    Create the data storage tier
    '''
    self.data_stores = DataStoresConstruct(self,'DataStores', vpc=self.vpc, directory=self.directory)

    '''
    Create the AppServers
    '''
    self.app_servers = AppServersConstruct(self,'AppServers', vpc=self.vpc, data_stores=self.data_stores)

    '''
    Setup DataSync
    '''
    self.data_sync = DataSyncConstruct(self,'DataSync', data_stores=self.data_stores)

    '''
    Setup Transfer Family
    '''
    self.transfer_server = TransferFamilyConstruct(self,'TxF', 
      vpc=self.vpc,
      mad=self.directory.mad,
      bucket= self.data_stores.shared_log_bucket.bucket)