Minor fixes to minikube startup script

- Set back ownership of ~/.kube and ~/.minikube to current user
- Remove not needed -E flag to sudo commands
- Remove unused etcd data directory
- Uplift minikube to latest stable release

This merely copies over the following Vino change:
https://review.opendev.org/c/airship/vino/+/782880

Signed-off-by: Sean Eagan <seaneagan1@gmail.com>
Change-Id: Iadf605b9028811f645262aa1b6354ed574f212ba

tools/deployment/install-k8s.sh

@@ -2,8 +2,8 @@
 
 set -ex
 
-: ${KUBE_VERSION:="v1.19.2"}
-: ${MINIKUBE_VERSION:="v1.16.0"}
+: ${KUBE_VERSION:="v1.20.2"}
+: ${MINIKUBE_VERSION:="v1.18.1"}
 : ${UPSTREAM_DNS_SERVER:="8.8.4.4"}
 : ${DNS_DOMAIN:="cluster.local"}
 : ${CALICO_VERSION:="v3.17"}
@@ -13,7 +13,6 @@ export DEBCONF_NONINTERACTIVE_SEEN=true
 export DEBIAN_FRONTEND=noninteractive
 
 sudo -E apt-get update
-
 sudo -E apt-get install -y \
   socat \
   jq \
@@ -24,10 +23,6 @@ sudo -E apt-get install -y \
   conntrack \
   libffi-dev
 
-# Prepare tmpfs for etcd
-sudo mkdir -p /data
-sudo mount -t tmpfs -o size=512m tmpfs /data
-
 # Download calico manifest
 if [ ! -f "$CNI_MANIFEST_PATH" ]; then
   curl -Ss https://docs.projectcalico.org/"${CALICO_VERSION}"/manifests/calico.yaml -o ${CNI_MANIFEST_PATH}
@@ -37,19 +32,19 @@ fi
 URL="https://storage.googleapis.com"
 sudo -E curl -sSLo /usr/local/bin/minikube "${URL}"/minikube/releases/"${MINIKUBE_VERSION}"/minikube-linux-amd64
 sudo -E curl -sSLo /usr/local/bin/kubectl "${URL}"/kubernetes-release/release/"${KUBE_VERSION}"/bin/linux/amd64/kubectl
-sudo -E chmod +x /usr/local/bin/minikube
-sudo -E chmod +x /usr/local/bin/kubectl
+
+sudo chmod +x /usr/local/bin/minikube
+sudo chmod +x /usr/local/bin/kubectl
 
 export CHANGE_MINIKUBE_NONE_USER=true
 export MINIKUBE_IN_STYLE=false
-
 sudo -E minikube start \
   --kubernetes-version="${KUBE_VERSION}" \
   --embed-certs=true \
   --interactive=false \
   --driver=none \
   --wait=apiserver,system_pods,node_ready \
-  --wait-timeout=6m0s \
+  --wait-timeout=15m0s \
   --network-plugin=cni \
   --cni=${CNI_MANIFEST_PATH} \
   --extra-config=kube-proxy.mode=ipvs \
@@ -58,6 +53,8 @@ sudo -E minikube start \
   --extra-config=kubeadm.pod-network-cidr=192.168.0.0/16 \
   --extra-config=kubelet.resolv-conf=/run/systemd/resolve/resolv.conf
 
+sudo chown -R "${USER}:${USER}" "${HOME}/.kube" "${HOME}/.minikube"
+
 kubectl get nodes -o wide
 kubectl get pod -A
 
@@ -91,4 +88,5 @@ metadata:
   namespace: kube-system
 EOF
 
-kubectl wait --for=condition=Ready pods --all -A --timeout=180s
+kubectl wait --for=condition=Ready pods --all -A --timeout=180s
+