Installing Helm 3

This section describes how to install Helm 3.

For details, see https://helm.sh/docs/intro/install/.

Prerequisites

Ensure that the master node in the Kubernetes cluster can access the Internet.

Procedure

1. Run the following command to download the Helm 3 installation script.

   curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3
   

2. Run the following command to modify the permission on the Helm 3 installation script.

   chmod 700 get_helm.sh
   

3. Determine the Helm version to be installed based on the version mapping between Helm and Kubernetes. For details about the version mapping, see Helm Version Support Policy. Then run the following command to change the DESIRED_VERSION environment variable to the Helm version to be installed and run the installation command.

   DESIRED_VERSION=v3.9.0 ./get_helm.sh
   

4. Run the following command to check whether Helm 3 of the specified version is successfully installed.

   helm version
   

   If the following information is displayed, the installation is successful.

   version.BuildInfo{Version:"v3.9.0", GitCommit:"7ceeda6c585217a19a1131663d8cd1f7d641b2a7", GitTreeState:"clean", GoVersion:"go1.17.5"}