manintheit.org

manintheit.org


OpenShift

  • OCP Upgrade with Canary Rollout Strategy

    Node upgrades are a critical aspect of maintaining a healthy OpenShift cluster. Whether it’s applying security patches, updating underlying dependencies, or simply scaling up resources, the process must be executed with precision to avoid disruptions to running workloads. OpenShift(Kubernetes) node upgrade methods often involve draining nodes, evacuating workloads, and performing the upgrade, leading to potential… Continue reading

  • OpenShift Global Pull Secret

    In this post, we’ll walk you through how to securely fetch registry user credentials from HashiCorp Vault and apply them globally as a Pull Secret configuration in your OpenShift cluster. In today’s dynamic containerized environments, ensuring the security of your registry credentials is paramount. Exposing these credentials can lead to unauthorized access, data breaches, and… Continue reading