Add Indexer.Size() and index_size metric

2021-02-07 21:12:49 +10:00
parent c31fc9569f
commit ce4b180576
3 changed files with 390 additions and 0 deletions
--- a/internal/server.go
+++ b/internal/server.go
@@ -217,6 +217,15 @@ func (s *Server) setupMetrics() {
 		"Duration of crawler tasks",
 	)

+	// Index stats
+	metrics.NewGaugeFunc(
+		"index", "size",
+		"Size of index (number of indexed entries)",
+		func() float64 {
+			return float64(s.indexer.Size())
+		},
+	)
+
 	// server info
 	metrics.NewGaugeVec(
 		"server", "info",