The service mesh and identity management
It is important to note that Figure 6.1 is the logical representation of how different types of APIs can be distributed within the organization for different purposes.
In the real world, the logical box represented in the diagram is usually distributed across different locations and data centers, and it is typically hosted on-premises or in the cloud, in a containerized platform, or more often a combination of all of them.
Nevertheless, what companies want to achieve is a simplified view that can hide complexity and enable the ops team of the company to manage the services easily, regardless of the physical distribution. We have recently encountered a trend of having the API deployed on the same hosting platform, which is typically a containerization platform (e.g Kubernetes). In the rest of the chapter, we are going to refer to a containerization platform as one cluster or a set of clusters that take advantage of the same technology stack...
