Read Me First

• Precedence of config value: config server > config from client application

• Config values can be included in file with properties/yml format.

• Config value can be achieved by client in 2 ways:

  • Using @Value: the usage is demonstrated in ConfigClientApplication.java
  • Using @ConfigurationProperties: the usage is demonstrated in ClientConfiguration.java, ConfigClientApplication.java

Getting Started

Reference Documentation

• Spring Cloud Config
• Baeldung

Guides

• curl http://app:optsd1705@localhost:8888/config-client/development/master

  --> use to get config data on the config server

  • config-client: application
  • development: profile
  • master: label (branch)

Ways to get the config data on the config server

- /{application}/{profile}[/{label}]
- /{application}-{profile}.[yml|properties]
- /{label}/{application}-{profile}.[yml|properties]

• curl http://localhost:8080/whoami/OptSD

  --> Endpoint to test getting config from server

• curl -X POST http://app:optsd1705@localhost:8888/refresh

  --> Refresh config server to get newest config value from GIT repo

• curl -X POST --data-urlencode mypassword http://app:optsd1705@localhost:8888/encrypt

  --> use to generate encrypted key from plain text

• curl -X POST --data-urlencode myencryptedkey http://app:optsd1705@localhost:8888/decrypt

  --> use to decrypt the encrypted key to plain text

• curl -X POST http://app:optsd1705@localhost:8888/refresh

  --> JUST FOR DEVELOPMENT. force bean to refresh its configuration from config server (by default, it just reads at startup and not again)

Wherein: app:optsd1705 is username:password use to connect to config server