hack snapshoter version

Author: Phaow

release-tools/prow.sh

@@ -381,6 +381,7 @@ default_csi_snapshotter_version () {
 		echo "v4.0.0"
 	fi
 }
+export CSI_SNAPSHOTTER_HACK_VERSION="master"
 configvar CSI_SNAPSHOTTER_VERSION "$(default_csi_snapshotter_version)" "external-snapshotter version tag"
 
 # Enable installing VolumeGroupSnapshot CRDs (off by default, can be set to true in prow jobs)
@@ -777,7 +778,7 @@ install_csi_driver () {
 # Installs all necessary snapshotter CRDs
 install_snapshot_crds() {
   # Wait until volumesnapshot CRDs are in place.
-  CRD_BASE_DIR="https://raw.githubusercontent.com/kubernetes-csi/external-snapshotter/${CSI_SNAPSHOTTER_VERSION}/client/config/crd"
+  CRD_BASE_DIR="https://raw.githubusercontent.com/kubernetes-csi/external-snapshotter/${CSI_SNAPSHOTTER_HACK_VERSION}/client/config/crd"
   if [[ ${REPO_DIR} == *"external-snapshotter"* ]]; then
       CRD_BASE_DIR="${REPO_DIR}/client/config/crd"
   fi
@@ -801,7 +802,7 @@ install_snapshot_crds() {
 
 # Installs VolumeGroupSnapshot CRDs (VolumeGroupSnapshot, VolumeGroupSnapshotContent, VolumeGroupSnapshotClass)
 install_volumegroupsnapshot_crds() {
-  local crd_base_dir="https://raw.githubusercontent.com/kubernetes-csi/external-snapshotter/${CSI_SNAPSHOTTER_VERSION}/client/config/crd"
+  local crd_base_dir="https://raw.githubusercontent.com/kubernetes-csi/external-snapshotter/${CSI_SNAPSHOTTER_HACK_VERSION}/client/config/crd"
 
   # If we are running inside the external-snapshotter repo, use local files instead of GitHub
   if [[ ${REPO_DIR} == *"external-snapshotter"* ]]; then
@@ -832,7 +833,7 @@ install_volumegroupsnapshot_crds() {
 
 # Install snapshot controller and associated RBAC, retrying until the pod is running.
 install_snapshot_controller() {
-  CONTROLLER_DIR="https://raw.githubusercontent.com/kubernetes-csi/external-snapshotter/${CSI_SNAPSHOTTER_VERSION}"
+  CONTROLLER_DIR="https://raw.githubusercontent.com/kubernetes-csi/external-snapshotter/${CSI_SNAPSHOTTER_HACK_VERSION}"
   if [[ ${REPO_DIR} == *"external-snapshotter"* ]]; then
       CONTROLLER_DIR="${REPO_DIR}"
   fi