Add e2e test suite to detect memory leaks in lua

build/run-e2e-suite.sh

@@ -0,0 +1,80 @@
+#!/bin/bash
+
+# Copyright 2018 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+if ! [ -z "$DEBUG" ]; then
+	set -x
+fi
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+RED='\e[35m'
+NC='\e[0m'
+BGREEN='\e[32m'
+
+declare -a mandatory
+mandatory=(
+  E2E_NODES
+  SLOW_E2E_THRESHOLD
+)
+
+missing=false
+for var in "${mandatory[@]}"; do
+  if [[ -z "${!var:-}" ]]; then
+    echo -e "${RED}Environment variable $var must be set${NC}"
+    missing=true
+  fi
+done
+
+if [ "$missing" = true ]; then
+  exit 1
+fi
+
+function cleanup {
+  kubectl delete pod e2e 2>/dev/null || true
+}
+trap cleanup EXIT
+
+E2E_CHECK_LEAKS=${E2E_CHECK_LEAKS:-}
+FOCUS=${FOCUS:-.*}
+
+export E2E_CHECK_LEAKS
+export FOCUS
+
+echo -e "${BGREEN}Granting permissions to ingress-nginx e2e service account...${NC}"
+kubectl create serviceaccount ingress-nginx-e2e || true
+kubectl create clusterrolebinding permissive-binding \
+  --clusterrole=cluster-admin \
+  --user=admin \
+  --user=kubelet \
+  --serviceaccount=default:ingress-nginx-e2e || true
+
+until kubectl get secret | grep -q ^ingress-nginx-e2e-token; do \
+  echo -e "waiting for api token"; \
+  sleep 3; \
+done
+
+kubectl run --rm \
+  --attach \
+  --restart=Never \
+  --generator=run-pod/v1 \
+  --env="E2E_NODES=${E2E_NODES}" \
+  --env="FOCUS=${FOCUS}" \
+  --env="E2E_CHECK_LEAKS=${E2E_CHECK_LEAKS}" \
+  --env="SLOW_E2E_THRESHOLD=${SLOW_E2E_THRESHOLD}" \
+  --overrides='{ "apiVersion": "v1", "spec":{"serviceAccountName": "ingress-nginx-e2e"}}' \
+  e2e --image=nginx-ingress-controller:e2e