#!/bin/bash

export KUBECTL_VERSION=${KUBECTL_VERSION:-"v1.19.7"}
export HELM_VERSION=${HELM_VERSION:-"3.3.1"}
export FETCH_TIMEOUT=${FETCH_TIMEOUT:-"5m"}

_fetch_helm(){
    curl -Ls https://get.helm.sh/helm-v${HELM_VERSION}-linux-amd64.tar.gz | tar zxf - \
        && chmod +x linux-amd64/helm \
        && mv linux-amd64/helm /usr/local/bin/ \
        && rm -rf linux-amd64/
}

fetch_helm(){
    until _fetch_helm ; do sleep 30; done
}

export -f fetch_helm _fetch_helm
timeout ${FETCH_TIMEOUT} bash -xc fetch_helm

_fetch_kubectl(){
    curl -LsO https://storage.googleapis.com/kubernetes-release/release/${KUBECTL_VERSION}/bin/linux/amd64/kubectl \
        && chmod +x kubectl \
        && mv kubectl /usr/local/bin/kubectl
}

fetch_kubectl(){
    until _fetch_kubectl ; do sleep 30 ; done
}

export -f fetch_kubectl _fetch_kubectl
timeout ${FETCH_TIMEOUT} bash -xc fetch_kubectl