Don't use a default reason when downing a portal.

scripts/portal-down.sh

@@ -12,7 +12,11 @@ do
 done
 delay=${delay:-0} # default to no delay
 timeout=${timeout:-300} # default timeout is 300s
-reason=${reason:-"disabled manually"}
+
+if [[ -z $reason ]]; then
+  echo "Please provide a reason for disabling the portal (use '-r <reason>')."
+  exit 1
+fi
 
 countdown() {
     local secs=$1
@@ -26,7 +30,7 @@ countdown() {
 # delay disabling the portal
 countdown $delay
 
-# stop healh-check so the server is taken our of load balancer
+# stop health-check so the server is taken our of load balancer
 docker exec health-check cli disable $reason
 
 # then wait 5 minutes for the load balancer to propagate the dns records