RabbitMQ: add test to ensure correct number of members in cluster

This PS adds a test to ensure the correct number of members in a
cluster.

Change-Id: I52d0fcc473322fb9a754e95a2977a5c2cfad6b45
Signed-off-by: Pete Birley <pete@port.direct>

rabbitmq/templates/bin/_rabbitmq-test.sh.tpl

@@ -30,6 +30,24 @@ RABBITMQ_ADMIN_USERNAME=`echo $RABBITMQ_ADMIN_CONNECTION | awk -F'[@]' '{print $
 RABBITMQ_ADMIN_PASSWORD=`echo $RABBITMQ_ADMIN_CONNECTION | awk -F'[@]' '{print $1}' \
   | awk -F'[//:]' '{print $5}'`
 
+function rabbit_check_node_count () {
+  echo "Checking node count "
+  NODES_IN_CLUSTER=$(rabbitmqadmin \
+    --host="${RABBIT_HOSTNAME}" \
+    --port="${RABBIT_PORT}" \
+    --username="${RABBITMQ_ADMIN_USERNAME}" \
+    --password="${RABBITMQ_ADMIN_PASSWORD}" \
+    list nodes -f bash | wc -w)
+  if [ "$NODES_IN_CLUSTER" -eq "$RABBIT_REPLICA_COUNT" ]; then
+    echo "Number of nodes in cluster match number of desired pods ($NODES_IN_CLUSTER)"
+  else
+    echo "Number of nodes in cluster ($NODES_IN_CLUSTER) does not match number of desired pods ($RABBIT_REPLICA_COUNT)"
+    exit 1
+  fi
+}
+# Check node count
+rabbit_check_node_count
+
 function rabbit_find_paritions () {
   echo "Checking cluster partitions"
   PARTITIONS=$(rabbitmqadmin \

rabbitmq/templates/pod-test.yaml

@@ -41,7 +41,9 @@ spec:
 {{ tuple $envAll "scripted_test" | include "helm-toolkit.snippets.image" | indent 6 }}
       env:
         - name: RABBITMQ_ADMIN_CONNECTION
-          value: "{{ tuple "oslo_messaging" "internal" "user" "http" $envAll | include "helm-toolkit.endpoints.authenticated_endpoint_uri_lookup" }}"
+          value: {{ tuple "oslo_messaging" "internal" "user" "http" $envAll | include "helm-toolkit.endpoints.authenticated_endpoint_uri_lookup" | quote }}
+        - name: RABBIT_REPLICA_COUNT
+          value: {{ $envAll.Values.pod.replicas.server | quote }}
       command:
         - /tmp/rabbitmq-test.sh
       volumeMounts: