replaced docker images with alpine if available (nginx, rabbitmq)

integration/resources/compose/boulder.yml

@@ -39,6 +39,6 @@ bmysql:
         MYSQL_ALLOW_EMPTY_PASSWORD: "yes"
     log_driver: none
 brabbitmq:
-    image: rabbitmq:3
+    image: rabbitmq:3-alpine
     environment:
         RABBITMQ_NODE_IP_ADDRESS: "0.0.0.0"

integration/resources/compose/constraints.yml

@@ -12,6 +12,6 @@ consul:
     - "8302"
     - "8302/udp"
 nginx:
-  image: nginx
+  image: nginx:alpine
   ports:
     - "8881:80"

integration/resources/compose/consul_catalog.yml

@@ -12,6 +12,6 @@ consul:
     - "8302"
     - "8302/udp"
 nginx:
-  image: nginx
+  image: nginx:alpine
   ports:
     - "8881:80"

integration/resources/compose/file.yml

@@ -1,20 +1,20 @@
 nginx1:
-  image: nginx
+  image: nginx:alpine
   ports:
     - "8881:80"
 nginx2:
-  image: nginx
+  image: nginx:alpine
   ports:
     - "8882:80"
 nginx3:
-  image: nginx
+  image: nginx:alpine
   ports:
     - "8883:80"
 nginx4:
-  image: nginx
+  image: nginx:alpine
   ports:
     - "8884:80"
 nginx5:
-  image: nginx
+  image: nginx:alpine
   ports:
     - "8885:80"