Adds healthcheck to LWUI Dockerfile

Change-Id: I73cb2379a8fad6b759c0cba4c4b4703c60a1e087
Signed-off-by: Benjamin Diaz <bdiaz@whitestack.com>

docker/light-ui/Dockerfile

@@ -35,4 +35,7 @@ RUN python manage.py collectstatic --noinput
 
 EXPOSE 80
 
+HEALTHCHECK --start-period=130s --interval=10s --timeout=5s --retries=12 \
+  CMD curl --silent --fail localhost:80 || exit 1
+
 CMD ["supervisord", "-n"]

installers/osm_health.sh

 #!/bin/sh
 
 WAIT_TIME=340  # LCM healthcheck needs 2x(30+140) senconds
-SERVICES_WITH_HEALTH="nbi ro zookeeper lcm mon"
+SERVICES_WITH_HEALTH="nbi ro zookeeper lcm mon light-ui"
 NUM_SERVICES_WITH_HEALTH=$(echo $SERVICES_WITH_HEALTH | wc -w)
 WAIT_FINAL=30