Deprecate traffic_monitor/stats

CHANGELOG.md

@@ -37,6 +37,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
   - /stats_summary/create
   - /deliveryservices/:id/state
   - /cdns/configs
+  - /traffic_monitor/stats
   - /servercheck/aadata
   - /types/trimmed
 

docs/source/api/traffic_monitor_stats.rst

@@ -18,6 +18,7 @@
 *************************
 ``traffic_monitor/stats``
 *************************
+.. deprecated:: ATCv4
 .. caution:: This page is a stub! Much of it may be missing or just downright wrong - it needs a lot of love from people with the domain knowledge required to update it.
 
 ``GET``
@@ -62,4 +63,10 @@ Response Structure
 			"0",
 			"0"
 		]
+	]
+	"alerts": [
+		{
+			"level": "warning",
+			"text": "This endpoint and its functionality is deprecated, and will be removed in the future"
+		}
 	]}

traffic_ops/app/lib/API/TrafficMonitor.pm

@@ -57,8 +57,7 @@ sub get_host_stats {
 	}
 	$self->add_em_up( $big_obj, \%aadata, \$master_i );
 	###################### Main flow #####################
-
-	$self->render( json => \%aadata );
+	return $self->deprecation_with_no_alternative(200, \%aadata);
 }
 
 sub get_crstates {