Add domain traffic metrics and Grafana dashboard

test/web/prometheus-instructions.test.js

@@ -32,7 +32,7 @@ test('metrics route reads the current snapshot before static fallback', () => {
   const staticFallback = server.indexOf(': serveStatic(req, res)');
 
   assert.ok(metricsRoute >= 0 && metricsRoute < staticFallback);
-  assert.match(server, /requestUrl\.pathname === '\/metrics'[\s\S]*deviceInventory\.snapshot\(\)/);
+  assert.match(server, /requestUrl\.pathname === '\/metrics'[\s\S]*deviceInventory\.metricsSnapshot\(\)/);
   assert.doesNotMatch(server.slice(metricsRoute, staticFallback), /deviceInventory\.refresh\(/);
 });
 
@@ -45,8 +45,12 @@ test('Grafana dashboard covers global and named per-device traffic', () => {
   assert.ok(titles.includes('Общая скорость за 5 минут'));
   assert.ok(titles.includes('Устройства по объёму'));
   assert.ok(titles.includes('Скорость выбранных устройств'));
+  assert.ok(titles.includes('Сервисы за выбранный период'));
+  assert.ok(titles.includes('Домены выбранных устройств'));
   assert.ok(expressions.some((expression) => expression.includes('harbor_traffic_bytes_total')));
   assert.ok(expressions.some((expression) => expression.includes('harbor_device_traffic_bytes_total')));
+  assert.ok(expressions.some((expression) => expression.includes('harbor_device_domain_traffic_bytes_total[$__range]')));
+  assert.ok(expressions.some((expression) => expression.includes('harbor_domain_traffic_last_observed_timestamp_seconds')));
   assert.ok(expressions.some((expression) => expression.includes('group_left (name, ip)')));
   assert.equal(dashboard.templating.list[0].query.query, 'label_values(harbor_device_info, name)');
 });