tear down resources before tear down the cluster

cluster/common.sh

@@ -117,6 +117,15 @@ function clear-kubeconfig() {
   echo "Cleared config for ${CONTEXT} from ${KUBECONFIG}"
 }
 
+
+function tear_down_alive_resources() {
+  local kubectl="${KUBE_ROOT}/cluster/kubectl.sh"
+  "${kubectl}" delete rc --all
+  "${kubectl}" delete pods --all
+  "${kubectl}" delete svc --all
+  "${kubectl}" delete pvc --all
+}
+
 # Gets username, password for the current-context in kubeconfig, if they exist.
 # Assumed vars:
 #   KUBECONFIG  # if unset, defaults to global
@@ -278,3 +287,4 @@ function tars_from_version() {
     exit 1
   fi
 }
+

cluster/ubuntu/util.sh

@@ -409,6 +409,9 @@ function provision-masterandminion() {
 function kube-down {
   KUBE_ROOT=$(dirname "${BASH_SOURCE}")/../..
   source "${KUBE_ROOT}/cluster/ubuntu/${KUBE_CONFIG_FILE-"config-default.sh"}"
+  
+  source "${KUBE_ROOT}/cluster/common.sh"
+  tear_down_alive_resources
 
   ii=0
   for i in ${nodes}; do