Only deploy snapshotclass for k8s >= 1.17

Signed-off-by: Grant Griffiths <[email protected]>

Author: ggriffiths

deploy/util/deploy-hostpath.sh

@@ -218,6 +218,9 @@ while [ $(kubectl get pods 2>/dev/null | grep '^csi-hostpath.* Running ' | wc -l
 done
 
 # deploy snapshotclass
-echo "deploying snapshotclass"
-SNAPSHOTCLASS_PATH="${BASE_DIR}/snapshotter/csi-hostpath-snapshotclass.yaml"
-kubectl apply -f $SNAPSHOTCLASS_PATH
+echo "deploying snapshotclass based on snapshotter version"
+snapshotter_version="$(rbac_version "${BASE_DIR}/hostpath/csi-hostpath-snapshotter.yaml" csi-snapshotter false)"
+driver_version="$(basename $PWD)"
+if [ version_gt $driver_version "1.16" ]; then
+    kubectl apply -f "https://raw.githubusercontent.com/kubernetes-csi/external-snapshotter/${snapshotter_version}/examples/kubernetes/snapshotclass.yaml" 
+fi