better connection counting

Dockers/xtream-proxy/src/health.js

@@ -6,7 +6,8 @@ const {
   getLastProbeAt,
   rankedUpstreams,
   describeUpstream,
-} = require('./upstreams');
+  totalConnectionCapacity,
+} = require('./upstream-pool');
 
 function healthPayload() {
   const upstreams = getUpstreams();
@@ -18,6 +19,7 @@ function healthPayload() {
     configFile: settings.configFile,
     probeIntervalSec: settings.probeIntervalSec,
     lastProbeAt: getLastProbeAt(),
+    maxConnections: totalConnectionCapacity(),
     selected: selected ? describeUpstream(selected.upstream) : null,
     upstreams: upstreams.map(describeUpstream),
   };