parkito/learnmicro

Repository for microservices lecture in T-Systems java school

Lecture and practice exercises give overview of current state of enterprise distributed computing a.k.a microservices

System architecture

CONFIG_SERVER

Stack Java 8, Spring Boot 2.0, Spring cloud config server

Description Dockerized config server for accessing configs for microservices Configs are stored in https://github.com/parkito/LearnMicro repository.

Address http://localhost:9090/

Communications - Rest

SERVICE_DISCOVERY

Stack Java 8, Spring Boot 2.0, Spring cloud Netflix eureka

Description Dockerized discovery service based on Netflix eureka. It registers microservices and gets their status Configs are stored in https://github.com/parkito/LearnMicro repository.

Address http://localhost:9091/

Communications - Rest

USER_SERVICE

Stack Kotlin 1.2, Spring Boot 2.0, Spring data, H2 in memory data base, Netflix eureka client, Spring cloud config client Lombok, Liquibase, Swagger, Spring retry

Description Dockerized client application.

1. Fetches configs form config server
2. Contains in memory database with predefine data (migrated by Liquibase)
3. Rest API documented by Swagger (http://localhost:2144/swagger-ui.html)
4. Contains internal RDBS http://localhost:2144/h2, username: root, password: toor (see configs)
5. Internal data base created working files in home directory
6. Repository based on Spring data
7. Domain model - represent service for user management

Address http://localhost:2144/

Communications - Rest

DOCUMENT_SERVICE

Stack Java 8, Spring Boot 2.0, Spring data, H2 in memory data base, Netflix eureka client, Spring cloud config client Lombok, Liquibase, Swagger, Spring retry

Description Dockerized client application.

1. Fetches configs form config server
2. Contains in memory database with predefine data (migrated by Liquibase)
3. Rest API documented by Swagger (http://localhost:2143/swagger-ui.html)
4. Contains internal RDBS http://localhost:2143/h2, username: root, password: toor (see configs)
5. Internal data base created working files in home directory
6. Repository based on Spring data
7. Domain model - represent service for user's document maintaining

Address http://localhost:2143/

Communications - Rest

POST_SERVICE

Stack Java 8, Spring Boot 2.0, Spring data, H2 in memory data base, Netflix eureka client, Spring cloud config client Lombok, Liquibase, Swagger, Spring retry

Description Dockerized client application.

1. Fetches configs form config server
2. Contains in memory database with predefine data (migrated by Liquibase)
3. Rest API documented by Swagger (http://localhost:2142/swagger-ui.html)
4. Contains internal RDBS http://localhost:2142/h2, username: root, password: toor (see configs)
5. Internal data base created working files in home directory
6. Repository based on Spring data
7. Domain model - represent post service for parcels managment

Address http://localhost:2142/

Communications - Rest

Docker compose

All application pushed on Docker hub. Docker-compose script pulls images and runs them. After script executing system is ready to be used.

Contributing

Your questions and suggestions will be welcomed by author via [email protected]

License

MIT