Fix CSI CRD installation for Alpha clusters

cluster/gce/config-default.sh

@@ -246,6 +246,10 @@ fi
 # Optional: customize runtime config
 RUNTIME_CONFIG="${KUBE_RUNTIME_CONFIG:-}"
 
+if [[ "${KUBE_FEATURE_GATES:-}" == "AllAlpha=true" ]]; then
+  RUNTIME_CONFIG="${KUBE_RUNTIME_CONFIG:-api/all=true}"
+fi
+
 # Optional: set feature gates
 FEATURE_GATES="${KUBE_FEATURE_GATES:-ExperimentalCriticalPodAnnotation=true}"
 
@@ -256,18 +260,6 @@ if [[ ! -z "${NODE_ACCELERATORS}" ]]; then
     fi
 fi
 
-if [[ "${KUBE_FEATURE_GATES:-}" == "AllAlpha=true" ]]; then
-  RUNTIME_CONFIG="${KUBE_RUNTIME_CONFIG:-api/all=true}"
-  if ! [[ "${KUBE_FEATURE_GATES:-}" =~ "CSIDriverRegistry" ]]; then
-    # If not explicitly specified, default to true.
-    FEATURE_GATES="${FEATURE_GATES},CSIDriverRegistry=true"
-  fi
-  if ! [[ "${KUBE_FEATURE_GATES:-}" =~ "CSINodeInfo" ]]; then
-    # If not explicitly specified, default to true.
-    FEATURE_GATES="${FEATURE_GATES},CSINodeInfo=true"
-  fi
-fi
-
 # Optional: Install cluster DNS.
 # Set CLUSTER_DNS_CORE_DNS to 'false' to install kube-dns instead of CoreDNS.
 CLUSTER_DNS_CORE_DNS="${CLUSTER_DNS_CORE_DNS:-true}"

cluster/gce/gci/configure-helper.sh

@@ -2574,7 +2574,7 @@ EOF
   if [[ "${ENABLE_DEFAULT_STORAGE_CLASS:-}" == "true" ]]; then
     setup-addon-manifests "addons" "storage-class/gce"
   fi
-  if [[ "${FEATURE_GATES:-}" =~ "CSIDriverRegistry=true" || "${FEATURE_GATES:-}" =~ "CSINodeInfo=true" ]]; then
+  if [[ "${FEATURE_GATES:-}" =~ "AllAlpha=true"  || "${FEATURE_GATES:-}" =~ "CSIDriverRegistry=true" || "${FEATURE_GATES:-}" =~ "CSINodeInfo=true" ]]; then
     setup-addon-manifests "addons" "storage-crds"
   fi
   if [[ "${ENABLE_IP_MASQ_AGENT:-}" == "true" ]]; then