Enabling Prometheus Metrics on your Applications

Instrumenting your Applications We usually see systems being monitored by Ops teams, in fact, there are lots of valuable metrics that help Ops teams understand how the infrastructure they are managing is doing, but when it comes to applications monitoring, we don’t see those being monitored that carefully most of the time. Sometimes that ends up in application crashes that might be prevented with a proper monitoring strategy. In this blog post we are going to see how we can instrument our applications using Prometheus metrics libraries....

Published on August 11, 2019 · Last updated on August 11, 2019 · 7 min · Mario

Using OpenShift OAuth Proxy to secure your Applications on OpenShift

What is OAuth Proxy A reverse proxy and static file server that provides authentication and authorization to an OpenShift OAuth server or Kubernetes master supporting the 1.6+ remote authorization endpoints to validate access to content. It is intended for use withing OpenShift clusters to make it easy to run both end-user and infrastructure services that do not provider their own authentication. [Source] Securing an Application with OAuth Proxy In this blog post we are going to deploy OAuth Proxy in front of a simple application....

Published on July 30, 2019 · Last updated on August 31, 2022 · 5 min · Mario

Writing Operators using the Operator Framework SDK

Operators, operators everywhere As you may have noticed, Kubernetes operators are becoming more an more popular those days. In this post we are going to explain the basics around Operators and we will develop a simple Operator using the Operator Framework SDK. What is an Operator An operator aims to automate actions usually performed manually while lessening the likelihood of error and simplifying complexity. We can think of an operator as a method of packaging, deploying and managing a Kubernetes enabled application....

Published on May 18, 2019 · Last updated on December 1, 2021 · 20 min · Mario