Introduction to the Spring Cloud Configuration server

The Spring Cloud Configuration server (shortened to config server) will be added to the existing microservice landscape behind the edge server, in the same way as for the other microservices:

Figure 12.1: Adding a config server to the system landscape

When it comes to setting up a config server, there are a number of options to consider:

• Selecting a storage type for the configuration repository
• Deciding on the initial client connection, either to the config server or to the discovery server
• Securing the configuration, both against unauthorized access to the API and by avoiding storing sensitive information in plain text in the configuration repository

Let's go through each option one by one and also introduce the API exposed by the config server.

Selecting the storage type of the configuration repository

As already described in Chapter 8, Introduction to Spring Cloud, the config server supports the storing of configuration...