인덱스 옵션 인자로 받음

metric/metric.go

@@ -131,7 +131,7 @@ func init() {
 				logger.Println("metrics are going to be generated for houston")
 				go mc.metricWriter()
 				NewMetric = newMetricImpl
-				ConcurrentUser = NewMetric(MetricGuage, "concurrent_user", "concurrent user count", nil)
+				ConcurrentUser = NewMetric(MetricGuage, "concurrent_user", "concurrent user count", map[string]string{"location": "lobby"})
 			} else {
 				logger.Println("metrics are NOT going to be generated. parent is not houston :", filename, string(fn))
 			}

mongo.go

@@ -456,7 +456,7 @@ IndexSearchLabel:
 	return err
 }
 
-func (mc MongoClient) makeIndicesWithOption(coll CollectionName, indices map[string]bson.D, option *options.IndexOptions) error {
+func (mc MongoClient) makeIndicesWithOption(coll CollectionName, indices map[string]bson.D, opts ...*options.IndexOptions) error {
 	collection := mc.Collection(coll)
 	cursor, err := collection.Indexes().List(context.Background(), options.ListIndexes().SetMaxTime(time.Second))
 	if err != nil {
@@ -484,12 +484,12 @@ func (mc MongoClient) makeIndicesWithOption(coll CollectionName, indices map[str
 			if len(v) == 1 {
 				mod = mongo.IndexModel{
 					Keys:    primitive.M{v[0].Key: v[0].Value},
-					Options: options.MergeIndexOptions(options.Index().SetName(name), option),
+					Options: options.MergeIndexOptions(append(opts, options.Index().SetName(name))...),
 				}
 			} else {
 				mod = mongo.IndexModel{
 					Keys:    indices[name],
-					Options: options.MergeIndexOptions(options.Index().SetName(name), option),
+					Options: options.MergeIndexOptions(append(opts, options.Index().SetName(name))...),
 				}
 			}
 
@@ -502,10 +502,10 @@ func (mc MongoClient) makeIndicesWithOption(coll CollectionName, indices map[str
 	return nil
 }
 
-func (mc MongoClient) MakeUniqueIndices(coll CollectionName, indices map[string]bson.D) error {
-	return mc.makeIndicesWithOption(coll, indices, options.Index().SetUnique(true))
+func (mc MongoClient) MakeUniqueIndices(coll CollectionName, indices map[string]bson.D, opts ...*options.IndexOptions) error {
+	return mc.makeIndicesWithOption(coll, indices, append(opts, options.Index().SetUnique(true))...)
 }
 
-func (mc MongoClient) MakeIndices(coll CollectionName, indices map[string]bson.D) error {
-	return mc.makeIndicesWithOption(coll, indices, options.Index())
+func (mc MongoClient) MakeIndices(coll CollectionName, indices map[string]bson.D, opts ...*options.IndexOptions) error {
+	return mc.makeIndicesWithOption(coll, indices, opts...)
 }