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…Jan 16Jan 16
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…Sep 13, 2023Sep 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…Apr 17, 2023Apr 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…Dec 27, 2022Dec 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…Jun 20, 2022Jun 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…May 16, 2022May 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…Apr 19, 2022Apr 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…Feb 6, 2022Feb 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…Jan 31, 2022Jan 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…Jun 1, 2021Jun 1, 2021