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The Order of Resource Creations on AWS CloudFormation

  • Feb 4, 2019
  • AWS, DevOps

AWS CloudFormation resource creations order

In an AWS CloudFormation template, you define independent resources or resources that are implicitly dependent, in other words, reference other resources. For instance, you can define an EC2 instance and a security group. Then, you might choose to attach the security group to the instance or not. In these two cases, AWS CloudFormation organizes the order of the creation of resources differently.

In addition, you might have another resource such as an Amazon SNS topic in the same template which you might want to provision after your EC2 instance created. Maybe you have an explicit dependency between them.

In this blog post, I will talk about how AWS CloudFormation handles the order of creation for independent or implicitly dependent resources. I will also explain how you can add your own dependencies in a template, as well. ... read more

Happy to Pass AWS Certified Solutions Architect - Professional and Hold All 5 Core AWS Certifications

  • Jan 2, 2019
  • Announcements, AWS

AWS Professional Certifications

To begin with, I wish you a happy new year in 2019! I hope that the new year brings more health, joy and success to you and more peace to the world.

Almost two weeks ago, I passed AWS Certified Solutions Architect - Professional exam with 91% and completed all my 5 core AWS certifications goal of 2018. Before that, I also passed AWS Certified DevOps Engineer - Professional exam with 85% at the beginning of last October. I did not have time to write a post about my experiences back then. But, today I would like to share them briefly. ... read more

Serving Dynamic Websites with Amazon CloudFront

  • Dec 14, 2018
  • AWS, DevOps, Ruby on Rails

CloudFront Dynamic Web Distribution Sample Architecture

The most popular usage of Amazon CloudFront is to distribute static content such as images, videos or other objects existing in an Amazon S3 bucket. However, you can also use Amazon CloudFront to distribute your dynamic content such as a Ruby on Rails or PHP web application and benefit from the advantages of utilizing the globally distributed network infrastructure of AWS. In this blog post, I will talk about the advantages and the necessary configuration options for creating an Amazon CloudFront distribution for a dynamic web application. ... read more

5 Groups of Interesting AWS Launches in re:Invent 2018

  • Dec 11, 2018
  • AWS

5 Groups of Interesting AWS Launches in re:Invent 2018

The major yearly AWS event, re:Invent 2018, took place two weeks ago. As always, there were new exciting launches announced from various fields, from serverless to machine learning, even blockchain. In this post, I will talk about 5 of these launches that I find more interesting and looking forward to explore more.

... read more

Encrypting Amazon EBS Volumes

  • Dec 4, 2018
  • AWS, DevOps

Encrypting Amazon EBS Volumes

Today, encrypting data at rest is crucial for enhancing security of our applications. Besides, it might be a requirement for your compliance regulations. Whatever the reason is, it is a best practice to encrypt your Amazon Elastic Block Storage (EBS) volumes. In this post, I will show you how to encrypt an Amazon EBS volume using its integration with Amazon Key Management Service (KMS). ... read more