add role count to cluster stats table

gravitational · Jan 27, 2025 · 3cde547 · 3cde547
1 parent 392bea9
commit 3cde547
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diff --git a/tool/tctl/common/top/model.go b/tool/tctl/common/top/model.go
@@ -223,6 +223,7 @@ func renderCommon(report *Report, width int) string {
 				"Cert Gen Requests/sec",
 				"Cert Gen Throttled Requests/sec",
 				"Auth Watcher Queue Size",
+				"Roles",
 				"Active Migrations",
 			},
 		},
@@ -234,6 +235,7 @@ func renderCommon(report *Report, width int) string {
 				humanize.FormatFloat("", report.Cluster.GenerateRequestsCount.GetFreq()),
 				humanize.FormatFloat("", report.Cluster.GenerateRequestsThrottledCount.GetFreq()),
 				humanize.FormatFloat("", report.Cache.QueueSize),
+				humanize.FormatFloat("", report.Cluster.Roles),
 				cmp.Or(strings.Join(report.Cluster.ActiveMigrations, ", "), "None"),
 			},
 		},

diff --git a/tool/tctl/common/top/report.go b/tool/tctl/common/top/report.go
@@ -200,6 +200,8 @@ type ClusterStats struct {
 	GenerateRequestsHistogram Histogram
 	// ActiveMigrations is a set of active migrations
 	ActiveMigrations []string
+	// Roles is the number of roles that exist in the cluster.
+	Roles float64
 }
 
 // RemoteCluster is a remote cluster (or local cluster)
@@ -419,6 +421,7 @@ func generateReport(metrics map[string]*dto.MetricFamily, prev *Report, period t
 		GenerateRequestsThrottledCount: Counter{Count: getCounterValue(metrics[teleport.MetricGenerateRequestsThrottled])},
 		GenerateRequestsHistogram:      getHistogram(metrics[teleport.MetricGenerateRequestsHistogram], atIndex(0)),
 		ActiveMigrations:               getActiveMigrations(metrics[prometheus.BuildFQName(teleport.MetricNamespace, "", teleport.MetricMigrations)]),
+		Roles:                          getGaugeValue(metrics[prometheus.BuildFQName(teleport.MetricNamespace, "", "roles_total")]),
 	}
 
 	if prev != nil {