Choreography-based sagas

Simple demonstration of Choreography-based saga written in go

1. Run PostgreSQL
   • make postgres-start
2. Run MongoDB
   • make mongo-start
3. Run ZooKeeper
   • make zookeeper-start
4. Run Kafka
   • make kafka-start
5. Run Kafka Sink Connectors
   • make connector-start
6. Load Sink Connectors Configuration for Customer Service
   • curl -d @"pg_customer_sink.json" \ -H "Content-Type: application/json" \ -X POST http://localhost:8083/connectors
7. Load Sink Connectors Configuration for Order Service
   • curl -d @"pg_order_sink.json" \ -H "Content-Type: application/json" \ -X POST http://localhost:8083/connectors
8. Install GRPC plugin
   • go get -d github.com/envoyproxy/protoc-gen-validate
9. Import all the .proto file in /proto into Postman
10. Add protoc-gen-validate directory as import path in Postman