Tomáš SapákinFAUN — Developer Community 🐾Simple OIDC provider with KeycloakAre you developing an application and want to use 3rd party identity providers like Google or Facebook instead of implementing your own…6 min read·Jan 16, 2024----
Tomáš SapákinDevOps.devDeveloping green team monitoring for a Cyber Range PlatformSince its release, we’ve used KYPO Cyber Range Platform¹ for both the training of our students as well as experts from the energy and…4 min read·Sep 13, 2023----
Tomáš SapákDo we need Terraform for Helm application deployment?I was recently asked to help migrate the Penterep.io project to a cloud provider. One of the few requirements for the deployment was the…4 min read·Apr 17, 2023----
Tomáš SapákExposing Kubernetes applications on-premise vs. public cloud vs. bare-metalCompared to the Docker compose deployments, exposing the Kubernetes application might be overwhelming at first. You have multiple seemingly…5 min read·Dec 27, 2022----
Tomáš SapákinFAUN — Developer Community 🐾How we migrated from Ansible & Docker Compose to Helm & Kubernetes and why you want that tooIt’s been almost two years since we released KYPO cyber range platform¹ as Open-source project. KYPO consists of 10 microservices and up to…5 min read·Jun 20, 2022----
Tomáš SapákDeployment vs. StatefulSet for stateful applicationsOur application consists of multiple stateless microservices and a set of legacy applications used mostly as various kinds of data storage…3 min read·May 16, 2022----
Tomáš SapákKubernetes & Helm apps debugging 101We’ve recently ported our application from Ansible & Docker Compose deployment to Kubernetes & Helm. Although the change brings almost only…3 min read·Apr 19, 2022----
Tomáš SapákProvisioning stateful apps in Kubernetes“Wait a minute Tom. Stateful? Are you serious? My app is storing lots of data to the disk, is complicated to provision, can’t be…4 min read·Feb 6, 2022----
Tomáš SapákDevelopment Kubernetes cluster under 3 minutesDeploying Kubernetes used to be a pain. Full k8s cluster consists of 4–5 services on the control plane and two on worker nodes. There was…2 min read·Jan 31, 2022----
Tomáš SapákEncrypted Terraform state with OpenStack and CEPHYou’ll probably remember the first time you’ve created your first OpenStack/AWS instance with Terraform instead of web GUI. You’ll want to…4 min read·Jun 1, 2021----