k8s-baremetal-multicluster

Topics in the source

• Bare-Metal Kubernetes, Go Operators & Multi-Cluster
• Quick Start
• When to Use
• Best Practices
• Dependencies
• Examples
• Step-by-Step
• Validation

Immutable API-driven Talos Linux nodes, kube-proxy-free Cilium eBPF/BGP networking, custom Go controllers, and ephemeral vClusters. Building bare-metal Kubernetes clusters on immutable Talos Linux without SSH, systemd, or package managers Replacing kube-proxy and MetalLB with Cilium eBPF native routing and Cilium BGP Control Plane (ECMP) to Top-of-Rack routers Writing custom Kubernetes Operators in Go with Kubebuilder (controller-runtime), OwnerReferences, and Finalizers Scaling developer self-service with Backstage IDP, Crossplane XRDs, Cluster API (CAPI), and 5-second ephemeral PR vClusters Disable kube-proxy in Talos machine config (cluster.proxy.disabled: true) and forward KubePrism localhost:7445 to Cilium k8sServiceHost. Use ECMP BGP peering with Top-of-Rack switches in Cilium so external traffic load-balances across nodes without L2 ARP bottlenecks. Choose TopoLVM or OpenEBS LocalPV on NVMe drives for replicated databases (CloudNativePG, Kafka, ClickHouse) to avoid double network replication in Ceph. Make every Kubebuilder Reconcile loop strictly idempotent: use OwnerReferences for in-cluster children and Finalizers for external cloud resources. Provision ephemeral per-PR en

This is an excerpt. Refer to the complete source and its current requirements.