stakater-nordmart-gateway

Overview

A maven vertx gateway application that aggregates API calls to backend services by providing a condensed REST API for front-end

Configurations

Environment variables can be provided to configure the gateway.

Service configurations

• CUSTOMER_API_HOST - Customer service API host.
• CUSTOMER_API_PORT - Customer service API port.
• CATALOG_API_HOST - Catalog service API host.
• CATALOG_API_PORT - Catalog service API port.
• INVENTORY_API_HOST - Inventory service API host.
• INVENTORY_API_PORT - Inventory service API port.
• DISABLE_CART_DISCOVERY - Configure discovery of the cart service.
• CART_API_HOST - Cart service API host.
• CART_API_PORT - Cart service API port.
• HTTP_PORT - Port of the gateway service.

Dependencies

It requires following things to be installed:

• Java: ^8.0.
• Maven

Deployment strategy

Local deployment

To run the application locally use the command given below:

mvn vertx:run

Docker

To deploy app inside a docker container

• Create a network if it doesn't already exist by executing

  docker network create --driver bridge nordmart-apps

• Build jar file of the app by executing

  mvn clean package vertx:package

• Next build the image using

  docker build -t gateway .

• Finally run the image by executing

  docker run -d --name gateway --network nordmart-apps -p 8083:8080 -e CART_API_HOST=cart -e CART_API_PORT=8082 -e CATALOG_API_HOST=catalog -e CATALOG_API_PORT=8080 -e INVENTORY_API_HOST=inventory -e INVENTORY_API_PORT=8081 -e PRODUCT_SEARCH_API_HOST=search -e PRODUCT_SEARCH_API_PORT=8084 -e CUSTOMER_API_HOST=customer -e CUSTOMER_API_PORT=8085 -e HTTP_PORT=8080 -e DISABLE_CART_DISCOVERY=false gateway

Helm Charts

Pre-requisites

Helm operator needs to to be running inside the cluster. Helm operator is deployed by Stakater Global Stack, deployment guidelines are provided in this link

Helm chart deployment

To create helm release of this application using the command given below:

kubectl apply -f helm-release.yaml -n