Install kustomize in CI

test/e2e-kind.sh

@@ -3,7 +3,8 @@
 set -o errexit
 
 REPO_ROOT=$(git rev-parse --show-toplevel)
-HELM_VERSION=v3.0.3
+HELM_VERSION=v3.3.0
+KUSTOMIZE_VERSION=3.8.1
 KIND_VERSION=v0.8.1
 KUBE_VERSION=v1.16.9
 
@@ -26,6 +27,14 @@ kind create cluster --wait 5m --image kindest/node:${KUBE_VERSION}
 
 kubectl get pods --all-namespaces
 
+cd /tmp
+
 echo ">>> Installing Helm"
 curl -sSL https://get.helm.sh/helm-${HELM_VERSION}-linux-amd64.tar.gz | tar xz && sudo mv linux-amd64/helm /usr/local/bin/ && rm -rf linux-amd64
 helm repo add stable https://kubernetes-charts.storage.googleapis.com/
+
+echo ">>> Installing Kustomize"
+kustomize_url=https://github.com/kubernetes-sigs/kustomize/releases/download && \
+curl -sL ${kustomize_url}/kustomize%2Fv${KUSTOMIZE_VERSION}/kustomize_v${KUSTOMIZE_VERSION}_linux_amd64.tar.gz | tar xz
+chmod +x kustomize
+sudo mv kustomize /usr/local/bin/kustomize