Aryan Parasharcodechill.hashnode.dev·Jul 2, 2024Cilium Gateway API: Bridging Networks Beyond Envoy ProxiesIn the ever-evolving landscape of Kubernetes and cloud-native architectures, network security and efficiency have become paramount. This article explores the Cilium Gateway API, a cutting-edge solution that goes beyond the traditional Envoy proxies, ...Discuss·394 readsDevOps & CloudNativeKubernetes
Cheithanya Prccloudy.hashnode.dev·Jun 21, 2024eBPF Technology: Everything You Need to KnoweBPF is a revolutionary kernel technology that allows developers to write custom code that can be loaded into the kernel dynamically, changing the way the kernel behaves. This enables a new generation of highly performant networking, observability, a...DiscusseBPF
Umair Khani-umairkhan.hashnode.dev·Jun 6, 2024Replacing kube-proxykube-proxy adjusts the iptables ruleset controlling load balancing of Kubernetes services to pods acting as service endpoints using forwarding rules for virtual IP addresses. kube-proxy installs multiple iptables rules for each backend a service is ...DiscussCiliumKubernetes
Umair Khani-umairkhan.hashnode.dev·Jun 6, 2024Transparent EncryptionCilium supports both IPsec and WireGuard to transparently encrypt traffic between nodes. What is Transparent Encryption Microservices inside cluster typically communicate across Kubernetes nodes that may be physically separated over a network that...DiscussCiliumKubernetes
Umair Khani-umairkhan.hashnode.dev·Jun 6, 2024Prometheus and Grafana with CiliumCilium and Hubble can both be configured to serve prometheus metrics. Cilium metrics show how Cilium components are operating and Hubble metrics provide information about network flows and network performance. Metrics Types Cilium Operator Metric...DiscussCiliumKubernetes
Umair Khani-umairkhan.hashnode.dev·Jun 6, 2024Network Observability using HubbleHubble Hubble is a fully distributed networking observability platform. Its built on top of Cilium and eBPF. Hubble was created and specifically designed to make best use of these new eBPF powers. Hubble Insights Hubbel can provide insights in ...DiscussCiliumKubernetes
Umair Khani-umairkhan.hashnode.dev·Jun 6, 2024Cilium OverviewWhat is Cilium Cilium is an open source, cloud native solution for providing, securing, and observing network connectivity between workloads, fueled by the revolutionary kernel technology eBPF. In a Kubernetes environment, Cilium acts as a networking...DiscussCiliumKubernetes
Henry Uzowulualpharm.hashnode.dev·May 28, 2024Understanding Cilium, eBPF, and Integrating with Prometheus/GrafanaCilium is a cloud-native solution that enhances network security and observability between workloads, powered by the Linux kernel’s eBPF (extended Berkeley Packet Filter) technology. This blog post will dive into how Cilium operates within Kubernetes...Discuss·1 like·446 readsKubernetes
Tejas KumarforKeploy Tech Blogkeploy-blog.hashnode.dev·May 6, 2024Decoding Network Traffic: The Vital Role of Telemetry in Understanding Network ActivityTelemetry, in simple terms, is like having a conversation with machines or systems located far away. It's about collecting data from these distant sources to better understand how they're performing. Think of it as a health check-up, but for machines...DiscusseBPF
Amogh UmeshforKeploy Tech Blogkeploy-blog.hashnode.dev·May 2, 2024Using TC-BPF program to redirect DNS traffic in docker containersThe adoption of eBPF (Extended Berkeley Packet Filter) has revolutionized high-performance applications, tracing, security, and packet filtering within the Linux kernel. Specifically, TC-BPF, a type of eBPF program attached to the Traffic Control (TC...DiscusseBPF