Ansible
Ansible + Proxmox: Automated VM Management
Managing a handful of Proxmox VMs through the web UI is fine. Managing dozens across a cluster, spinning…
Author
Josphat Mutai
Ansible
Ansible Vault: Encrypting Secrets and Passwords
Sooner or later, every Ansible project hits the same wall: database passwords sitting in plain YAML, API keys…
Ansible
Ansible Automation Guide: From Basics to Production
Managing a handful of servers by hand is fine. Managing fifty, or five hundred, with SSH and bash…
Ansible
Terraform and Ansible: Provision Then Configure
Most infrastructure teams eventually land on the same realization: Terraform is great at creating servers, but terrible at…
Ansible
Ansible Roles: Reusable Automation Packages
Playbooks get unwieldy fast. What starts as a clean 30-line YAML file turns into a 400-line monster with…
Ansible
Ansible Commands and Playbook Cheat Sheet
Ansible commands blur together after a while. You know the module exists, you just can’t remember the exact…
Ansible
Your First Ansible Playbook: Step-by-Step Guide
Managing two servers by hand is tedious. Managing twenty is a full-time job. Ansible playbooks turn that manual…
Containers
Upgrade Kubernetes Cluster with kubeadm (1.34 to 1.35)
Running an outdated Kubernetes minor version means missing security patches and losing access to new API features. kubeadm…
Containers
Kubernetes RBAC: Roles, ClusterRoles, and ServiceAccounts for Production
Every pod in your cluster runs with a ServiceAccount. If you haven’t configured RBAC, that ServiceAccount can do…
Containers
Kubernetes Gateway API: Migrate from Ingress with Weighted and Header Routing
Ingress served Kubernetes well for years, but its annotation-driven configuration hit a wall when you needed weighted routing…
Containers
Cilium CNI: eBPF Networking and Network Policies for Production Kubernetes
Calico works fine until you need to debug why pod X can’t reach pod Y across namespaces. Then…
Containers
etcd Backup and Restore for Kubernetes Disaster Recovery
Your etcd cluster just lost quorum at 3am. The Kubernetes API server won’t respond, kubectl hangs, and your…