Install plugin Tillerless for Helm.

install-plugin-tillerless-for-helm.sh

#!/usr/bin/env bash

set -xe

export HELM_TILLER_SILENT=true
export HELM_TILLER_HISTORY_MAX=5

NAMESPACE="${MY_KUBERNETES_NAMESPACE:-default}"

helm init --client-only

# install tillerless
if ! helm plugin list | grep "^tiller[[:space:]]";
then
    helm plugin install https://github.com/rimusz/helm-tiller
fi
helm plugin update tiller

# update repos, e.g. stable/
helm tiller run "${NAMESPACE}" -- helm repo update

# show installed releases on Kubernetes cluster
helm tiller run "${NAMESPACE}" -- helm list