const pathToBuildFile = codePath+'/build.js';
        const pathToOutputFile = codePath;
        const handler = 'index.handler';

        const commandThatIsRanDuringCdkSynth = ['node', pathToBuildFile];
        const code = lambda.Code.fromCustomCommand(
          pathToOutputFile,
          commandThatIsRanDuringCdkSynth,
        );
        
        customResourceFunction = new lambdanode.NodejsFunction(this, 'CustomResourcesFunction', {
          code: code,
          handler,
          runtime,
          role: this.role,
          timeout: cdk.Duration.minutes(15),
          memorySize: 128,
          vpc,
          vpcSubnets: vpc ? { subnetType: ec2.SubnetType.PRIVATE_WITH_EGRESS } : undefined,
          securityGroups: vpc && securityGroup ? [securityGroup] : undefined,
          logRetention: logs.RetentionDays.ONE_WEEK,
          description: 'Custom Resource Provider',
        });