bobbyhadz blog

I write articles about Amazon Web Services.

171
Http API Example in AWS CDK [API Gateway V2]

Http API Example in AWS CDK [API Gateway V2]

A complete example of provisioning an Http API in AWS CDK, with 2 routes integrated with lambda functions.

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Borislav Hadzhiev

Wed May 12 20214 min read

Enable CORS for HTTP API in AWS CDK [API Gateway v2]

Enable CORS for HTTP API in AWS CDK [API Gateway v2]

In order to enable CORS for an HTTP API we have to pass and configure the `corsPreflight` prop when instantiating the HttpApi class.

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Borislav Hadzhiev

Wed May 12 20212 min read

Application Load Balancer Example in AWS CDK

Application Load Balancer Example in AWS CDK

A complete example of provisioning an Application Load balancer, that routes traffic to an Auto Scaling group with two EC2 instances.

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Borislav Hadzhiev

Tue May 11 20216 min read

Using SSM Parameters in AWS CDK - Complete Guide

Using SSM Parameters in AWS CDK - Complete Guide

A complete example of creating SSM Parameters and importing existing SSM Parameters to get their values, in AWS CDK.

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Borislav Hadzhiev

Mon May 10 20214 min read

KMS Key Example in AWS CDK - Complete Guide

KMS Key Example in AWS CDK - Complete Guide

A complete example of creating, configuring and deploying a KMS key with AWS CDK.

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Borislav Hadzhiev

Mon May 10 20213 min read

S3 Bucket Example in AWS CDK - Complete Guide

S3 Bucket Example in AWS CDK - Complete Guide

A complete example of creating, configuring and deploying an S3 bucket in AWS CDK.

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Borislav Hadzhiev

Mon May 10 20213 min read

Configure S3 Lifecycle Rules in AWS CDK

Configure S3 Lifecycle Rules in AWS CDK

A complete example of adding lifecycle rules to an S3 bucket in AWS CDK, both at bucket creation time and after a bucket has already been created.

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Borislav Hadzhiev

Mon May 10 20214 min read

Using S3 Event Notifications in AWS CDK - Complete Guide

Using S3 Event Notifications in AWS CDK - Complete Guide

A complete example of using S3 event notifications in AWS CDK to trigger events in Lambda, SQS and SNS.

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Borislav Hadzhiev

Sun May 09 20216 min read

RDS Example in AWS CDK - Complete Guide

RDS Example in AWS CDK - Complete Guide

A complete example of provisioning an RDS instance with AWS CDK and connecting to it from an EC2 instance.

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Borislav Hadzhiev

Sun May 09 20217 min read

Nested Stack Example in AWS CDK - Complete Guide

Nested Stack Example in AWS CDK - Complete Guide

A complete example of using nested stacks in AWS CDK in order to keep the number of provisioned resources of our stacks below the limit of 500.

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Borislav Hadzhiev

Sat May 08 20215 min read

Create Lambda Functions in a VPC in AWS CDK

Create Lambda Functions in a VPC in AWS CDK

A complete example of provisioning a lambda function with access to the internet in a VPC in AWS CDK.

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Borislav Hadzhiev

Fri May 07 20215 min read

EC2 User Data Example in AWS CDK - Complete Guide

EC2 User Data Example in AWS CDK - Complete Guide

A complete example of launching an EC2 instance with User Data in AWS CDK. The User Data script installs and starts an apache web server.

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Borislav Hadzhiev

Fri May 07 20213 min read

EC2 Instance Example in AWS CDK - Complete Guide

EC2 Instance Example in AWS CDK - Complete Guide

A complete example of creating an EC2 instance with User Data in AWS CDK.

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Borislav Hadzhiev

Fri May 07 20215 min read

How to share a VPC between Stacks in AWS CDK

How to share a VPC between Stacks in AWS CDK

A complete example of how to share a VPC between CDK stacks in the same CDK app.

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Borislav Hadzhiev

Wed May 05 20213 min read

How to share Resources between Stacks in AWS CDK

How to share Resources between Stacks in AWS CDK

A complete example of how to share resources between CDK stacks, in the same CDK App.

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Borislav Hadzhiev

Wed May 05 20213 min read

How to Tag Subnets in AWS CDK

How to Tag Subnets in AWS CDK

A complete example of tagging subnets in AWS CDK. We provision a VPC with 2 subnet groups and tag every single subnet.

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Borislav Hadzhiev

Wed May 05 20212 min read

Subnet Selection Example in AWS CDK

Subnet Selection Example in AWS CDK

In order to explicitly select a subnet to launch our instances in, we have to use the `subnetSelection` prop.

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Borislav Hadzhiev

Wed May 05 20213 min read

Import an Existing Security Group in AWS CDK

Import an Existing Security Group in AWS CDK

In order to import an existing security group into a CDK stack, we have to use the `fromSecurityGroupId` static method on the `SecurityGroup` class.

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Borislav Hadzhiev

Tue May 04 20214 min read

Security Group Examples in AWS CDK - Complete Guide

Security Group Examples in AWS CDK - Complete Guide

A complete example of how to create a Security Group in AWS CDK, and edit its inbound and outbound rules.

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Borislav Hadzhiev

Tue May 04 20216 min read

VPC Example in AWS CDK - Complete Guide

VPC Example in AWS CDK - Complete Guide

A complete example of provisioning a VPC in AWS CDK, where we cover the configuration options and the defaults you should be aware of.

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Borislav Hadzhiev

Tue May 04 20217 min read

Add a Dynamodb Global Secondary Index in AWS CDK [GSI]

Add a Dynamodb Global Secondary Index in AWS CDK [GSI]

In order to add a GSI to a Dynamodb table in AWS CDK, we have to use the `addGlobalSecondaryIndex` method.

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Borislav Hadzhiev

Sun May 02 20212 min read

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Borislav Hadzhiev

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