/Go_sample_microservice

A sample microservice which uses cache to serve client request

Primary LanguageGoMIT LicenseMIT

Simple Cache Go microservice

This is a simple Microservice which will provide top commodity (Iron, Gold, Platinium and silver). Gorilla is used as web toolkit, It makes use of go-cache to store the data in cache-memory, scribble is used as database, Any update in the database Apache Kafaka will notify so that cache will be updated automatically.

Packages

  • gorilla : A Web Toolkit.
  • Sarama : Go client library for Apache Kafka.
  • scribble : A tiny JSON database in Golang.
  • go-cache : An in-memory key:value store.
  • Swagger : An API documentation toolkit

Usage

  • Clone the Repo
git clone https://github.com/akshayvijapur/Go_sample_microservice.git
  • Go to the repo directory
cd Go_sample_microservice/
  • perform docker compose up
docker-compose up -d
  • Initialize the Cache by calling to InitializeCommand REST API
curl -X POST http://localhost:3000/api/v1/InitializeCommodity

  • Now Cache will be updated with Commodity data from DB.

  • Get the Latest Commodity by calling GetCommodity REST API

curl http://localhost:3000/api/v1/GetCommodity
  • As DB is being updated with new Commodity data after every 10 seconds, Kafka will notify the receiver which in turns will update the cache.