This is repository of different mini-projects created for public view.

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VPC-1

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Build AWS VPC using Terraform and deploy EC2 instances in private subnets.

• Created 3 EC2 instances, each in one Avability Zone

• All instances are connected to their own NAT gateway in every AZ.

• ElasticIP's are assigned to NAT gateways

• Number of created instances can be increased based on region AZ's.

• AMI instance is automaticly chosen based on created filter.

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Serve Data From Cache

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This application is an implementation of fetching data from google book API, saving data to cache files and reading cahced data if specific conditions are met.

Before start please run: npm install to install "fs" and "axios".

To start, run: node App.js.

Then type keyword you are looking for. For example "terraform", after that you will recive list of books from API with this keyword.

Explanation

After writing your keyword, app will check if cache file already exists.

• (TRUE) If it exists, it will check if was created more than 10 seconds ago.

  • (TRUE) More than 10 seconds: it will make API call.
  • (FALSE) Less than 10 seconds: it will serve data from cache file

• (FALSE) If file does not exists, it will make API call, and save JSON data to cache file.