delete kind cluster after tests run

Signed-off-by: Mucahit Kurt <[email protected]>

prow.sh

@@ -580,6 +580,14 @@ EOF
     export KUBECONFIG
 }
 
+# Deletes kind cluster
+delete_cluster() {
+    if kind get clusters | grep -q csi-prow; then
+        run kind delete cluster --name=csi-prow || die "kind delete failed"
+    fi
+    unset KUBECONFIG
+}
+
 # Looks for the deployment as specified by CSI_PROW_DEPLOYMENT and CSI_PROW_KUBERNETES_VERSION
 # in the given directory.
 find_deployment () {
@@ -1017,6 +1025,7 @@ main () {
                     fi
                 fi
             fi
+            delete_cluster
         fi
 
         if tests_need_alpha_cluster && [ "${CSI_PROW_E2E_ALPHA_GATES}" ]; then
@@ -1047,6 +1056,7 @@ main () {
                     fi
                 fi
             fi
+            delete_cluster
         fi
     fi