customer-orders-product microservice architecture

This is a sample microservice application for classic "customer orders product" use case.

Each microservice is developed using spring boot.
Spring boot application is dockerized.
Application is deployed in kubernetes.

.
|-- customer-service
|-- order-service
|-- product-service
|-- first-service
`-- second-service

To demonstrate calling one service from another within kubertentes second-service calls first-service:

.

|-- first-service
`-- second-service

customer-service design:

.
|-- Dockerfile
|-- README.md
|-- build.gradle
|-- deployment
|   `-- kubernetes
|       |-- commands.sh
|       |-- configmap.yaml
|       |-- deployment.yaml
|       |-- ingress.yaml
|       `-- service.yaml
|-- gradle
|   `-- wrapper
|       |-- gradle-wrapper.jar
|       `-- gradle-wrapper.properties
|-- gradlew
|-- gradlew.bat
|-- manifest.yml
|-- mvnw
|-- mvnw.cmd
|-- pom.xml
|-- resource
|   |-- application.properties
|   |-- bootstrap.properties
|   `-- customer-service.yaml
`-- src
    |-- main
    |   `-- java
    |       `-- com
    |           `-- nayank
    |               |-- a
    |               |   `-- launcher
    |               |       `-- Application.java
    |               |-- b
    |               |   `-- controller
    |               |       |-- CustomerApiController.java
    |               |       `-- GreetingController.java
    |               |-- c
    |               |   `-- restresource
    |               |       `-- Greeting.java
    |               |-- d
    |               |   `-- service
    |               |       |-- AddCutomerRequestProcessor.java
    |               |       |-- CustomerApiService.java
    |               |       |-- CustomerApiServiceImpl.java
    |               |       |-- DeleteCutomerRequestProcessor.java
    |               |       `-- GenericServiceTemplate.java
    |               |-- f
    |               |   `-- persistance
    |               |       |-- Address.java
    |               |       |-- Customer.java
    |               |       `-- CustomerRepository.java
    |               `-- g
    |                   `-- logging
    |                       `-- LoggingAspect.java
    `-- test
        `-- java
            `-- com
                `-- nayank
                    `-- b
                        `-- controller
                            |-- CustomerApiControllerTest.java
                            `-- GreetingControllerTest.java

order-service design:

.
|-- Dockerfile
|-- README.md
|-- build.gradle
|-- deployment
|   `-- kubernetes
|       |-- commands.sh
|       |-- configmap.yaml
|       |-- deployment.yaml
|       |-- ingress.yaml
|       `-- service.yaml
|-- gradle
|   `-- wrapper
|       |-- gradle-wrapper.jar
|       `-- gradle-wrapper.properties
|-- gradlew
|-- gradlew.bat
|-- manifest.yml
|-- mvnw
|-- mvnw.cmd
|-- pom.xml
|-- resource
|   |-- application.properties
|   |-- bootstrap.properties
|   `-- order-service.yaml
`-- src
    |-- main
    |   `-- java
    |       `-- com
    |           `-- nayank
    |               |-- a
    |               |   `-- launcher
    |               |       `-- Application.java
    |               |-- b
    |               |   `-- controller
    |               |       |-- GreetingController.java
    |               |       `-- OrderApiController.java
    |               |-- c
    |               |   `-- restresource
    |               |       `-- Greeting.java
    |               |-- d
    |               |   `-- service
    |               |       `-- GenericServiceTemplate.java
    |               `-- g
    |                   `-- logging
    |                       `-- LoggingAspect.java
    `-- test
        `-- java
            `-- com
                `-- nayank
                    `-- b
                        `-- controller
                            `-- GreetingControllerTests.java

product-service design:

.
|-- Dockerfile
|-- README.md
|-- build.gradle
|-- deployment
|   `-- kubernetes
|       |-- commands.sh
|       |-- configmap.yaml
|       |-- deployment.yaml
|       |-- ingress.yaml
|       `-- service.yaml
|-- gradle
|   `-- wrapper
|       |-- gradle-wrapper.jar
|       `-- gradle-wrapper.properties
|-- gradlew
|-- gradlew.bat
|-- manifest.yml
|-- mvnw
|-- mvnw.cmd
|-- pom.xml
|-- resource
|   |-- application.properties
|   |-- bootstrap.properties
|   `-- product-service.yaml
`-- src
    |-- main
    |   `-- java
    |       `-- com
    |           `-- nayank
    |               |-- a
    |               |   `-- launcher
    |               |       `-- Application.java
    |               |-- b
    |               |   `-- controller
    |               |       |-- GreetingController.java
    |               |       `-- ProductApiController.java
    |               |-- c
    |               |   `-- restresource
    |               |       `-- Greeting.java
    |               |-- d
    |               |   `-- service
    |               |       `-- GenericServiceTemplate.java
    |               |-- f
    |               |   `-- persistance
    |               |       |-- Address.java
    |               |       |-- Customer.java
    |               |       `-- CustomerRepository.java
    |               `-- g
    |                   `-- logging
    |                       `-- LoggingAspect.java
    `-- test
        `-- java
            `-- com
                `-- nayank
                    `-- b
                        `-- controller
                            `-- GreetingControllerTests.java