DevOps tutorial - IT technology blog
Posted inDevOps

Managing Kubernetes Cluster Lifecycle Across Environments with Cluster API (CAPI)

Cluster API (CAPI) lets you manage the full lifecycle of Kubernetes clusters — creation, upgrades, and deletion — using declarative YAML and GitOps workflows across AWS, GCP, and bare-metal. This guide walks a junior DevOps engineer through setting up a management cluster, provisioning workload clusters, and performing rolling version upgrades without manual SSH or cloud console access.
Networking tutorial - IT technology blog
Posted inNetworking

BIRD Routing Daemon on Linux: Configure BGP and OSPF for HomeLab and Self-Managed Networks

BIRD2 is a mature, lightweight routing daemon widely used at ISPs and internet exchanges — and it works just as well for HomeLab BGP route reflectors and OSPF-based self-managed networks. This guide walks through installing BIRD2 on Linux, configuring BGP with templates and route filters, setting up OSPF adjacencies, and verifying everything with the birdc control shell.