Helm 3 is finally released. We can say goodbye to Tiller, but Helm 3’s changes do not stop there. Let’s continue exploring the other changes. 1. Saying Goodbye to Tiller Removing Tiller in Helm 3 was a good decision. But to understand why it is good, we first need to understand the background that produced Tiller.

The official Helm repo https://charts.helm.sh/stable is unreachable from some machines in China, so you need to configure a mirror. 1. Official Repo 1 helm repo add stable https://charts.helm.sh/stable 2. Git Pages Mirror 1 helm repo add stable https://burdenbear.github.io/kube-charts-mirror/ See kube-charts-mirror for a reference on building a self-hosted, self-controlled mirror.

Prerequisites: (1) Helm is already installed, see Installing Helm; (2) the cluster has default dynamic storage available, see Providing PV Dynamic Storage with StorageClass 1. Installing Ingress with Helm Ingress consists of two parts: Ingress and the Ingress Controller. In Kubernetes, the Ingress object describes routing rules; the Ingress Controller interacts with the Apiserver and writes the Ingress rules into the Nginx Pod.

Compiled from the “Development Tips” series, gathering the common problems and solutions from day-to-day Kubernetes cluster operations. 1. Configuring Multiple Clusters with Kubectl When doing Kubernetes-related development you usually end up managing several clusters. Kubectl provides multi-cluster context management. Kubectl’s configuration usually lives in $HOME/.kube/config or /etc/kubernetes/admin.conf. Log into the machine, look at the cluster configuration, and edit it using the format below.

Helm is the package manager for Kubernetes; Operator is used to manage stateful distributed applications on Kubernetes. This article mainly describes how to use Helm and Operator to quickly deploy Prometheus on a Minikube cluster and use Grafana to view monitoring data. For Minikube installation, see Building a Remote Kubernetes Development Environment; for Helm configuration, see The Package Manager for Kubernetes – Helm; for Operator, see Kubernetes Complex Stateful Application Management Framework – Operator.