Build J2EE micro services architecture by using Spring Boot, Spring Cloud, Spring Security OAuth2, KeyCloak
I posted an article in regards to single page application(UI), but in this post I'm going to introduce how to build micro service architecture for J2EE application with Spring framework and open source SSO framework Keycloak . This post will cover the following aspects: Keycloak setup Eureka service registration and discovery Spring Cloud API gateway Spring Security (OAuth2 login) and the integration with Keycloak Micro services The code is available in my Github and please check the docker-compose.yml at first so that you can read the rest of the post easier. One thing I need to mention here is you need to replace the ip address of keycloak server url with your own before running the docker containers. YAML 1 version : '3.4' 2 services : 3 api-gateway : 4 build : 5 context : ./api-gateway 6 ports : 7 - "8080:8080" 8 restart : on-failure 9 environment : 10 #overriding spr...