fix: filter out views in mongodb lookup (#11280)

plugins/inputs/mongodb/mongodb_server.go

@@ -3,13 +3,13 @@ package mongodb
 import (
 	"context"
 	"fmt"
-	"go.mongodb.org/mongo-driver/bson/primitive"
 	"strconv"
 	"strings"
 	"time"
 
 	"github.com/influxdata/telegraf"
 	"go.mongodb.org/mongo-driver/bson"
+	"go.mongodb.org/mongo-driver/bson/primitive"
 	"go.mongodb.org/mongo-driver/mongo"
 	"go.mongodb.org/mongo-driver/mongo/options"
 	"go.mongodb.org/mongo-driver/x/bsonx"
@@ -229,8 +229,11 @@ func (s *Server) gatherCollectionStats(colStatsDbs []string) (*ColStats, error)
 	results := &ColStats{}
 	for _, dbName := range names {
 		if stringInSlice(dbName, colStatsDbs) || len(colStatsDbs) == 0 {
+			// skip views as they fail on collStats below
+			filter := bson.M{"type": bson.M{"$in": bson.A{"collection", "timeseries"}}}
+
 			var colls []string
-			colls, err = s.client.Database(dbName).ListCollectionNames(context.Background(), bson.D{})
+			colls, err = s.client.Database(dbName).ListCollectionNames(context.Background(), filter)
 			if err != nil {
 				s.Log.Errorf("Error getting collection names: %s", err.Error())
 				continue