diff --git a/session/common.go b/session/common.go
index ef08602..3600c73 100644
--- a/session/common.go
+++ b/session/common.go
@@ -1,9 +1,12 @@
 package session
 
 import (
+	"context"
 	"encoding/binary"
 	"encoding/hex"
+	"errors"
 	"math/rand"
+	"strings"
 	"time"
 
 	"go.mongodb.org/mongo-driver/bson/primitive"
@@ -78,3 +81,29 @@ func publickey_to_storagekey(pk publickey) storagekey {
 
 	return storagekey(hex.EncodeToString(decoded[:]))
 }
+
+var errInvalidScheme = errors.New("storageAddr is not valid scheme")
+
+func NewConsumer(ctx context.Context, storageAddr string, ttl time.Duration) (Consumer, error) {
+	if strings.HasPrefix(storageAddr, "mongodb") {
+		return newConsumerWithMongo(ctx, storageAddr, ttl)
+	}
+
+	if strings.HasPrefix(storageAddr, "redis") {
+		return newConsumerWithRedis(ctx, storageAddr, ttl)
+	}
+
+	return nil, errInvalidScheme
+}
+
+func NewProvider(ctx context.Context, storageAddr string, ttl time.Duration) (Provider, error) {
+	if strings.HasPrefix(storageAddr, "mongodb") {
+		return newProviderWithMongo(ctx, storageAddr, ttl)
+	}
+
+	if strings.HasPrefix(storageAddr, "redis") {
+		return newProviderWithRedis(ctx, storageAddr, ttl)
+	}
+
+	return nil, errInvalidScheme
+}
diff --git a/session/impl_mongo.go b/session/impl_mongo.go
index 0c7a62c..9fbaed5 100644
--- a/session/impl_mongo.go
+++ b/session/impl_mongo.go
@@ -2,12 +2,14 @@ package session
 
 import (
 	"context"
+	"errors"
 	"time"
 
 	"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/mongo/driver/connstring"
 	"repositories.action2quare.com/ayo/gocommon"
 	"repositories.action2quare.com/ayo/gocommon/logger"
 )
@@ -23,8 +25,18 @@ type sessionMongo struct {
 	Ts   primitive.DateTime `bson:"_ts"`
 }
 
-func NewProviderWithMongo(ctx context.Context, mongoUrl string, dbname string, ttl time.Duration) (Provider, error) {
-	mc, err := gocommon.NewMongoClient(ctx, mongoUrl, dbname)
+var errNoDatabaseNameInMongoUri = errors.New("mongo uri has no database name")
+
+func newProviderWithMongo(ctx context.Context, mongoUrl string, ttl time.Duration) (Provider, error) {
+	connstr, err := connstring.ParseAndValidate(mongoUrl)
+	if err != nil {
+		return nil, err
+	}
+	if len(connstr.Database) == 0 {
+		return nil, errNoDatabaseNameInMongoUri
+	}
+
+	mc, err := gocommon.NewMongoClient(ctx, mongoUrl, connstr.Database)
 	if err != nil {
 		return nil, err
 	}
@@ -92,8 +104,17 @@ type sessionPipelineDocument struct {
 	Session *sessionMongo `bson:"fullDocument"`
 }
 
-func NewConsumerWithMongo(ctx context.Context, mongoUrl string, dbname string, ttl time.Duration) (Consumer, error) {
-	mc, err := gocommon.NewMongoClient(ctx, mongoUrl, dbname)
+func newConsumerWithMongo(ctx context.Context, mongoUrl string, ttl time.Duration) (Consumer, error) {
+	connstr, err := connstring.ParseAndValidate(mongoUrl)
+	if err != nil {
+		return nil, err
+	}
+
+	if len(connstr.Database) == 0 {
+		return nil, errNoDatabaseNameInMongoUri
+	}
+
+	mc, err := gocommon.NewMongoClient(ctx, mongoUrl, connstr.Database)
 	if err != nil {
 		return nil, err
 	}
diff --git a/session/impl_redis.go b/session/impl_redis.go
index f6b332f..c533dcc 100644
--- a/session/impl_redis.go
+++ b/session/impl_redis.go
@@ -24,7 +24,7 @@ type provider_redis struct {
 	ctx           context.Context
 }
 
-func NewProviderWithRedis(ctx context.Context, redisUrl string, ttl time.Duration) (Provider, error) {
+func newProviderWithRedis(ctx context.Context, redisUrl string, ttl time.Duration) (Provider, error) {
 	redisClient, err := gocommon.NewRedisClient(redisUrl)
 	if err != nil {
 		return nil, err
@@ -92,7 +92,7 @@ type consumer_redis struct {
 	redisClient *redis.Client
 }
 
-func NewConsumerWithRedis(ctx context.Context, redisUrl string, ttl time.Duration) (Consumer, error) {
+func newConsumerWithRedis(ctx context.Context, redisUrl string, ttl time.Duration) (Consumer, error) {
 	redisClient, err := gocommon.NewRedisClient(redisUrl)
 	if err != nil {
 		return nil, err
diff --git a/session/session_test.go b/session/session_test.go
index 4e82e27..23987de 100644
--- a/session/session_test.go
+++ b/session/session_test.go
@@ -11,26 +11,26 @@ import (
 )
 
 func TestExpTable(t *testing.T) {
-	pv, err := NewProviderWithRedis(context.Background(), "redis://192.168.8.94:6380/1", 10*time.Second)
-	if err != nil {
-		t.Error(err)
-	}
-
-	cs, err := NewConsumerWithRedis(context.Background(), "redis://192.168.8.94:6380/1", 10*time.Second)
-	if err != nil {
-		t.Error(err)
-	}
-
-	// pv, err := NewProviderWithMongo(context.Background(), "mongodb://192.168.8.94:27017/?replicaSet=repl01&retrywrites=false", "maingate", 10*time.Second)
+	// pv, err := NewProvider(context.Background(), "redis://192.168.8.94:6380/1", 10*time.Second)
 	// if err != nil {
 	// 	t.Error(err)
 	// }
 
-	// cs, err := NewConsumerWithMongo(context.Background(), "mongodb://192.168.8.94:27017/?replicaSet=repl01&retrywrites=false", "maingate", 10*time.Second)
+	// cs, err := NewConsumer(context.Background(), "redis://192.168.8.94:6380/1", 10*time.Second)
 	// if err != nil {
 	// 	t.Error(err)
 	// }
 
+	pv, err := NewProvider(context.Background(), "mongodb://192.168.8.94:27017/maingate?replicaSet=repl01&retrywrites=false", 10*time.Second)
+	if err != nil {
+		t.Error(err)
+	}
+
+	cs, err := NewConsumer(context.Background(), "mongodb://192.168.8.94:27017/maingate?replicaSet=repl01&retrywrites=false", 10*time.Second)
+	if err != nil {
+		t.Error(err)
+	}
+
 	test := primitive.NewObjectID()
 	sk := make_storagekey(test)
 	pk := storagekey_to_publickey(sk)
@@ -82,7 +82,7 @@ func TestExpTable(t *testing.T) {
 	cs.Touch(sk2)
 	time.Sleep(2 * time.Second)
 
-	cs2, err := NewConsumerWithRedis(context.Background(), "redis://192.168.8.94:6380/1", 10*time.Second)
+	cs2, err := NewConsumer(context.Background(), "redis://192.168.8.94:6380/1", 10*time.Second)
 	if err != nil {
 		t.Error(err)
 	}