A Go API with different MongoDB configurations

Acknowledgements

• The server is based on https://github.com/parsrc/go-mongo-crud-rest-api
• The sharded replica configuration is based on https://github.com/minhhungit/mongodb-cluster-docker-compose/tree/master/minimize

Features

• CRUD operations written in Go
• 4 different MongoDB configuration: replica, sharded, sharded replica, and standalone
• Docker deployment

Endpoints:

GET    /users/:email
POST   /users
PUT    /users/:email
DELETE /users/:email

Setup

Only for master and sharded

sudo docker compose exec configsvr01 sh -c "mongosh < /scripts/init-configserver.js"

sudo docker compose exec shard01-a sh -c "mongosh < /scripts/init-shard01.js"
sudo docker compose exec shard02-a sh -c "mongosh < /scripts/init-shard02.js"

sudo docker compose exec router01 sh -c "mongosh < /scripts/init-router.js"

Afterward, exec to the router to enable sharding on a collection.

sudo docker compose exec router01 mongosh --port 27017

Run the following in the mongosh console

sh.enableSharding("MyDatabase")
db.adminCommand( { shardCollection: "MyDatabase.users", key: { _id: "hashed" } } )