Merge pull request #46 from tigrisdata/pboros/backup-section-optional

make backup reporting optional

Author: pboros

metrics/group_backup_test.go

@@ -27,5 +27,6 @@ func TestBackup(t *testing.T) {
 		"fdb_cluster_backup_tag_running_is_restorable",
 		"fdb_cluster_backup_instances_count",
 	}
+
 	checkMetrics(t, metrics, expected)
 }

metrics/metric_reporter.go

@@ -82,9 +82,12 @@ func NewMetricReporter() *MetricReporter {
 		NewDataMetricGroup(&m),
 		NewProcessesMetricGroup(&m),
 		NewLatencyProbeMetricGroup(&m),
-		NewBackupMetricGroup(&m),
 		NewClusterMessageMetricGroup(&m),
 	}
+
+	if os.Getenv("FDB_EXPORTER_NO_BACKUP_REPORTING") == "" {
+		m.groups = append(m.groups, NewBackupMetricGroup(&m))
+	}
 	return &m
 }