In this chapter, we have taken a brief look at Funktion. We installed the command-line client and then installed it on our single-node Kubernetes cluster. Once deployed we launched a test function and interacted with it before using one of the many event streams to search for tweets containing Kubernetes.
Funktion is still in its early stages of development and it currently has a small, but active, community making contributions on the project's GitHub pages. Because of this, at the time of writing there are not too many practical examples of full-blown applications that take advantage of the many flows that Funktion supports via Apache Camel. I would recommend keeping an eye on Funktion if you are planning on writing any applications that ingest data and then process it.
In the next chapter we are going to look at taking our Kubernetes cluster from a single-node...