Mastering Python Design Patterns - Second Edition

Implementation

Let's briefly talk about software installation and application deployment in the Microservices world. Switching from deploying a single application to deployments of many small services means that the number of things that need to be handled increases exponentially. While you might have been fine with a single application server and few runtime dependencies, when moving to microservices, the number of dependencies will increase drastically. For example, one service could benefit from the relational database while the other would need ElasticSearch. You may need a service using MySQL and another one using the Redis server. So, using the microservices approach also means you need to use Containers.

Thanks to Docker, things are ...