You're reading from Kubernetes – An Enterprise Guide - Second Edition

Product typeBook

Published inDec 2021

PublisherPackt

ISBN-139781803230030

Edition2nd Edition

Concepts

Cloud Computing

Authors (2):

Marc Boorshtein

Scott Surovich

View More author details

Making service names available externally

You may have been wondering why we were using the IP addresses to test some of the services that we created, while we used domain names for our Ingress examples.

While a Kubernetes load balancer provides a standard IP address to a service, it does not create an external DNS name for users to connect to the service. Using IP addresses to connect to applications running on a cluster is not very efficient, and manually registering names in DNS for each IP assigned by MetalLB would be an impossible method to maintain. So how would you provide a more cloud-like experience to adding name resolution to our LoadBalancer services?

Similar to the team that maintains KinD, there is a Kubernetes SIG that is working on this feature to Kubernetes called ExternalDNS. The main project page can be found on the SIG's GitHub at https://github.com/kubernetes-sigs/external-dns.

At the time of writing, the ExternalDNS project supports a long list...

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Kubernetes – An Enterprise Guide - Second Edition

Published in: Dec 2021Publisher: PacktISBN-13: 9781803230030

Authors (2)

Marc Boorshtein

Marc Boorshtein has been a software engineer and consultant for 20 years and is currently the CTO (Chief Technology Officer) of Tremolo Security, Inc. Marc has spent most of his career building identity management solutions for large enterprises, U.S. Government civilian agencies, and local government public safety systems.
Read more about Marc Boorshtein

Scott Surovich

Scott Surovich has been involved in the industry for over 25 years and is currently the Global Container Engineering Lead at a tier 1 bank as the Global on-premises Kubernetes product owner architecting and, delivering cluster standards, including the surrounding ecosystem. His previous roles include working on other global engineering teams, including Windows, Linux, and virtualization.
Read more about Scott Surovich

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