argo-cd/hack/installers/install-kustomize-linux.sh

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#!/bin/bash
set -eux -o pipefail
KUSTOMIZE_VERSION=${KUSTOMIZE_VERSION:-3.2.1}
DL=$DOWNLOADS/kustomize-${KUSTOMIZE_VERSION}
# Note that kustomize release URIs have changed for v3.2.1. Then again for
# v3.3.0. When upgrading to versions >= v3.3.0 please change the URI format. And
# also note that as of version v3.3.0, assets are in .tar.gz form.
# v3.2.0 = https://github.com/kubernetes-sigs/kustomize/releases/download/v3.2.0/kustomize_3.2.0_linux_amd64
# v3.2.1 = https://github.com/kubernetes-sigs/kustomize/releases/download/kustomize/v3.2.1/kustomize_kustomize.v3.2.1_linux_amd64
# v3.3.0 = https://github.com/kubernetes-sigs/kustomize/releases/download/kustomize/v3.3.0/kustomize_v3.3.0_linux_amd64.tar.gz
case $KUSTOMIZE_VERSION in
2.*)
URL=https://github.com/kubernetes-sigs/kustomize/releases/download/v${KUSTOMIZE_VERSION}/kustomize_${KUSTOMIZE_VERSION}_linux_amd64
;;
*)
URL=https://github.com/kubernetes-sigs/kustomize/releases/download/kustomize/v${KUSTOMIZE_VERSION}/kustomize_kustomize.v${KUSTOMIZE_VERSION}_linux_amd64
;;
esac
[ -e $DL ] || curl -sLf --retry 3 -o $DL $URL
cp $DL $BIN/kustomize
chmod +x $BIN/kustomize
kustomize version