diff --git a/.zpan.yaml b/.zpan.yaml
index ad77a47..d91641b 100644
--- a/.zpan.yaml
+++ b/.zpan.yaml
@@ -1,10 +1,12 @@
-host: http://local.frpx.saltbo.cn:1080
-mysqldsn: root:admin@tcp(127.0.0.1:3306)/zpan?charset=utf8&interpolateParams=true
+siteHost: http://inlets.saltbo.cn
+database:
+  driver: mysql
+  dsn: root:admin@tcp(127.0.0.1:3306)/zpan?charset=utf8&parseTime=True&loc=Local
 
 provider:
   name: alioss
   bucket: saltbo-zpan-test
   endpoint: https://oss-cn-zhangjiakou.aliyuncs.com
-  access_key: LTAI4FxxxxxxxxxxxxBXmS3
-  access_secret: Vt1FZgXxxxxxxxxxxxxxxx380AI
+  accessKey: LTAI4FxxxxxxxxxxxxBXmS3
+  accessSecret: Vt1FZgXxxxxxxxxxxxxxxx380AI
 
diff --git a/cmd/root.go b/cmd/root.go
index 9b3fb7c..a1dfb77 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -36,7 +36,7 @@ var cfgFile string
 // rootCmd represents the base command when called without any subcommands
 var rootCmd = &cobra.Command{
 	Use:   "zpan",
-	Short: "zpan is a cloud disk base on the cloud storage.",
+	Short: "zpan is a cloud disk base on the cloud service.",
 	Long: `Zpan is a cloud disk server 
 built with love by saltbo and friends in Go.
 
diff --git a/cmd/server.go b/cmd/server.go
index 6e57bc2..e894999 100644
--- a/cmd/server.go
+++ b/cmd/server.go
@@ -22,39 +22,43 @@ THE SOFTWARE.
 package cmd
 
 import (
+	"fmt"
 	"log"
 
 	"github.com/saltbo/gopkg/ginutil"
+	"github.com/saltbo/gopkg/gormutil"
 	"github.com/spf13/cobra"
 
 	"github.com/saltbo/zpan/config"
-	"github.com/saltbo/zpan/dao"
 	"github.com/saltbo/zpan/disk"
+	"github.com/saltbo/zpan/model"
 	"github.com/saltbo/zpan/rest"
 )
 
 // serverCmd represents the server command
 var serverCmd = &cobra.Command{
 	Use:   "server",
-	Short: "A cloud disk base on the cloud storage.",
+	Short: "A cloud disk base on the cloud service.",
 	Run: func(cmd *cobra.Command, args []string) {
 		conf := config.Parse()
-		dao.Init(conf.MySqlDSN)
-		rs, err := ginutil.NewServer(":8222")
-		if err != nil {
-			log.Fatalln(err)
-		}
+		gormutil.Init(conf.Database,
+			&model.Matter{},
+			&model.Share{},
+			&model.Storage{},
+		)
 
+		fmt.Println(conf.Provider)
 		diskProvider, err := disk.New(conf.Provider)
 		if err != nil {
 			log.Fatalln(err)
 		}
 
-		rs.SetupResource("/api",
+		rs := ginutil.NewServer(":8222")
+		rs.SetupGroupRS("/api",
 			rest.NewFileResource(conf.Provider.Bucket, diskProvider),
 			rest.NewShareResource(),
 			rest.NewURLResource(conf, diskProvider),
-			rest.NewUserResource(),
+			rest.NewStorageResource(),
 		)
 		if err := rs.Run(); err != nil {
 			log.Fatal(err)
diff --git a/config/config.go b/config/config.go
index 1b1c00d..83c61e1 100644
--- a/config/config.go
+++ b/config/config.go
@@ -3,23 +3,24 @@ package config
 import (
 	"log"
 
+	"github.com/saltbo/gopkg/gormutil"
 	"github.com/spf13/viper"
 )
 
 // CloudProvider
 type Provider struct {
-	Name         string `yaml:"name"`
-	Bucket       string `yaml:"bucket"`
-	Endpoint     string `yaml:"endpoint"`
-	AccessKey    string `yaml:"access_key"`
-	AccessSecret string `yaml:"access_secret"`
+	Name         string
+	Bucket       string
+	Endpoint     string
+	AccessKey    string
+	AccessSecret string
 }
 
 type Config struct {
-	SiteHost  string    `yaml:"site_host"`
-	StoreHost string    `yaml:"store_host"`
-	MySqlDSN  string    `yaml:"mysqldsn"`
-	Provider  *Provider `yaml:"provider"`
+	SiteHost  string
+	StoreHost string
+	Database  gormutil.Config
+	Provider  *Provider
 }
 
 func Parse() *Config {
diff --git a/dao/db.go b/dao/db.go
deleted file mode 100644
index 152a991..0000000
--- a/dao/db.go
+++ /dev/null
@@ -1,31 +0,0 @@
-package dao
-
-import (
-	"log"
-
-	"github.com/saltbo/zpan/model"
-
-	_ "github.com/go-sql-driver/mysql"
-	"github.com/go-xorm/xorm"
-)
-
-var DB *xorm.Engine
-
-func Init(dsn string) {
-	db, err := xorm.NewEngine("mysql", dsn)
-	if err != nil {
-		log.Fatalln(err)
-	}
-	db.ShowSQL(true)
-
-	models := []interface{}{
-		new(model.User),
-		new(model.Share),
-		new(model.Matter),
-	}
-	if err := db.Sync2(models...); err != nil {
-		log.Fatalln(err)
-	}
-
-	DB = db
-}
diff --git a/dao/matter.go b/dao/matter.go
deleted file mode 100644
index 15985e1..0000000
--- a/dao/matter.go
+++ /dev/null
@@ -1,92 +0,0 @@
-package dao
-
-import (
-	"fmt"
-	"log"
-	"strings"
-
-	"github.com/saltbo/zpan/model"
-)
-
-func DirExist(uid int64, dir string) bool {
-	if dir == "" {
-		return true
-	}
-
-	items := strings.Split(dir, "/")
-	name := items[len(items)-2]
-	parent := strings.TrimSuffix(dir, name+"/")
-	exist, err := DB.Where("uid=? and name=? and parent=?", uid, name, parent).Exist(&model.Matter{})
-	if err != nil {
-		log.Panicln(err)
-	}
-
-	return exist
-}
-
-func FileGet(uid int64, fileId interface{}) (*model.Matter, error) {
-	m := new(model.Matter)
-	if exist, err := DB.Id(fileId).Get(m); err != nil {
-		return nil, err
-	} else if !exist {
-		return nil, fmt.Errorf("file not exist.")
-	} else if m.Uid != uid {
-		return nil, fmt.Errorf("file not belong to you.")
-	}
-
-	return m, nil
-}
-
-func FileCopy(srcFile *model.Matter, dest string) error {
-	m := &model.Matter{
-		Uid:    srcFile.Uid,
-		Name:   srcFile.Name,
-		Type:   srcFile.Type,
-		Size:   srcFile.Size,
-		Parent: dest,
-		Object: srcFile.Object,
-	}
-	_, err := DB.Insert(m)
-	return err
-}
-
-func FileMove(id int64, dest string) error {
-	_, err := DB.ID(id).Cols("parent").Update(&model.Matter{Parent: dest})
-	return err
-}
-
-func FileRename(id int64, name string) error {
-	_, err := DB.ID(id).Cols("name").Update(&model.Matter{Name: name})
-	return err
-}
-
-func DirRename(id int64, name string) error {
-	oldMatter := new(model.Matter)
-	if exist, _ := DB.Id(id).Get(oldMatter); !exist {
-		return fmt.Errorf("matter not exist.")
-	}
-
-	oldParent := fmt.Sprintf("%s%s/", oldMatter.Parent, oldMatter.Name)
-	newParent := fmt.Sprintf("%s%s/", oldMatter.Parent, name)
-	list := make([]model.Matter, 0)
-	_ = DB.Where("parent like '" + oldParent + "%'").Find(&list)
-
-	session := DB.NewSession()
-	defer session.Close()
-	for _, v := range list {
-		v.Parent = strings.Replace(v.Parent, oldParent, newParent, 1)
-		_, err := session.ID(v.Id).Cols("parent").Update(v)
-		if err != nil {
-			_ = session.Rollback()
-			return err
-		}
-	}
-
-	m := &model.Matter{Name: name}
-	if _, err := session.ID(id).Cols("name").Update(m); err != nil {
-		_ = session.Rollback()
-		return err
-	}
-
-	return session.Commit()
-}
diff --git a/go.mod b/go.mod
index 20b56f5..0815875 100644
--- a/go.mod
+++ b/go.mod
@@ -5,10 +5,9 @@ go 1.14
 require (
 	github.com/aliyun/aliyun-oss-go-sdk v2.1.4+incompatible
 	github.com/gin-gonic/gin v1.6.3
-	github.com/go-sql-driver/mysql v1.5.0
-	github.com/go-xorm/xorm v0.7.9
+	github.com/jinzhu/gorm v1.9.16
 	github.com/mitchellh/go-homedir v1.1.0
-	github.com/saltbo/gopkg v0.0.0-20200806124254-1f4fecb05e7c
+	github.com/saltbo/gopkg v0.0.0-20200817013558-116ba552a859
 	github.com/satori/go.uuid v1.2.0
 	github.com/spf13/cobra v1.0.0
 	github.com/spf13/viper v1.7.1
diff --git a/go.sum b/go.sum
index fa47361..edf1ec7 100644
--- a/go.sum
+++ b/go.sum
@@ -15,11 +15,19 @@ dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
+github.com/KyleBanks/depth v1.2.1 h1:5h8fQADFrWtarTdtDudMmGsC7GPbOAu6RVB3ffsVFHc=
+github.com/KyleBanks/depth v1.2.1/go.mod h1:jzSb9d0L43HxTQfT+oSA1EEp2q+ne2uh6XgeJcm8brE=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/PuerkitoBio/goquery v1.5.1/go.mod h1:GsLWisAFVj4WgDibEWF4pvYnkVQBpKBKeU+7zCJoLcc=
+github.com/PuerkitoBio/purell v1.1.0/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
+github.com/PuerkitoBio/purell v1.1.1 h1:WEQqlqaGbrPkxLJWfBwQmfEAE1Z7ONdDLqrN38tNFfI=
+github.com/PuerkitoBio/purell v1.1.1/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
+github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 h1:d+Bc7a5rLufV/sSk/8dngufqelfh6jnri85riMAaF/M=
+github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
 github.com/Shopify/sarama v1.19.0/go.mod h1:FVkBWblsNy7DGZRfXLU0O9RCGt5g3g3yEuWXgklEdEo=
 github.com/Shopify/toxiproxy v2.1.4+incompatible/go.mod h1:OXgGpZ6Cli1/URJOF1DMxUHB2q5Ap20/P/eIdh4G0pI=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
+github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/aliyun/aliyun-oss-go-sdk v1.9.8 h1:BOflvK0Zs/zGmoabyFIzTg5c3kguktWTXEwewwbuba0=
 github.com/aliyun/aliyun-oss-go-sdk v2.1.4+incompatible h1:6t4QUhWVCcnilQy+d3aO0zsaO7wH6N3geMo4wgbC4MY=
@@ -47,6 +55,7 @@ github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3Ee
 github.com/coreos/go-semver v0.3.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
 github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
 github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f/go.mod h1:E3G3o1h8I7cfcXa63jLwjI0eiQQMgzzUDFVpN/nH/eA=
+github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/cpuguy83/go-md2man/v2 v2.0.0/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
@@ -66,14 +75,38 @@ github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5Kwzbycv
 github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
+github.com/gin-contrib/gzip v0.0.1/go.mod h1:fGBJBCdt6qCZuCAOwWuFhBB4OOq9EFqlo5dEaFhhu5w=
+github.com/gin-contrib/sse v0.0.0-20170109093832-22d885f9ecc7/go.mod h1:VJ0WA2NBN22VlZ2dKZQPAPnyWw5XTlK1KymzLKsr59s=
+github.com/gin-contrib/sse v0.0.0-20190301062529-5545eab6dad3/go.mod h1:VJ0WA2NBN22VlZ2dKZQPAPnyWw5XTlK1KymzLKsr59s=
 github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
 github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
+github.com/gin-gonic/gin v1.3.0/go.mod h1:7cKuhb5qV2ggCFctp2fJQ+ErvciLZrIeoOSOm6mUr7Y=
+github.com/gin-gonic/gin v1.4.0/go.mod h1:OW2EZn3DO8Ln9oIKOvM++LBO+5UPHJJDH72/q/3rZdM=
 github.com/gin-gonic/gin v1.6.3 h1:ahKqKTFpO5KTPHxWZjEdPScmYaGtLo8Y4DMHoEsnp14=
 github.com/gin-gonic/gin v1.6.3/go.mod h1:75u5sXoLsGZoRN5Sgbi1eraJ4GU3++wFwWzhwvtwp4M=
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
 github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
 github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
 github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=
+github.com/go-openapi/jsonpointer v0.17.0/go.mod h1:cOnomiV+CVVwFLk0A/MExoFMjwdsUdVpsRhURCKh+3M=
+github.com/go-openapi/jsonpointer v0.19.2/go.mod h1:3akKfEdA7DF1sugOqz1dVQHBcuDBPKZGEoHC/NkiQRg=
+github.com/go-openapi/jsonpointer v0.19.3 h1:gihV7YNZK1iK6Tgwwsxo2rJbD1GTbdm72325Bq8FI3w=
+github.com/go-openapi/jsonpointer v0.19.3/go.mod h1:Pl9vOtqEWErmShwVjC8pYs9cog34VGT37dQOVbmoatg=
+github.com/go-openapi/jsonreference v0.17.0/go.mod h1:g4xxGn04lDIRh0GJb5QlpE3HfopLOL6uZrK/VgnsK9I=
+github.com/go-openapi/jsonreference v0.19.0/go.mod h1:g4xxGn04lDIRh0GJb5QlpE3HfopLOL6uZrK/VgnsK9I=
+github.com/go-openapi/jsonreference v0.19.2/go.mod h1:jMjeRr2HHw6nAVajTXJ4eiUwohSTlpa0o73RUL1owJc=
+github.com/go-openapi/jsonreference v0.19.3/go.mod h1:rjx6GuL8TTa9VaixXglHmQmIL98+wF9xc8zWvFonSJ8=
+github.com/go-openapi/jsonreference v0.19.4 h1:3Vw+rh13uq2JFNxgnMTGE1rnoieU9FmyE1gvnyylsYg=
+github.com/go-openapi/jsonreference v0.19.4/go.mod h1:RdybgQwPxbL4UEjuAruzK1x3nE69AqPYEJeo/TWfEeg=
+github.com/go-openapi/spec v0.19.0/go.mod h1:XkF/MOi14NmjsfZ8VtAKf8pIlbZzyoTvZsdfssdxcBI=
+github.com/go-openapi/spec v0.19.4/go.mod h1:FpwSN1ksY1eteniUU7X0N/BgJ7a4WvBFVA8Lj9mJglo=
+github.com/go-openapi/spec v0.19.9 h1:9z9cbFuZJ7AcvOHKIY+f6Aevb4vObNDkTEyoMfO7rAc=
+github.com/go-openapi/spec v0.19.9/go.mod h1:vqK/dIdLGCosfvYsQV3WfC7N3TiZSnGY2RZKoFK7X28=
+github.com/go-openapi/swag v0.17.0/go.mod h1:AByQ+nYG6gQg71GINrmuDXCPWdL640yX49/kXLo40Tg=
+github.com/go-openapi/swag v0.19.2/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh66Z9tfKk=
+github.com/go-openapi/swag v0.19.5/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh66Z9tfKk=
+github.com/go-openapi/swag v0.19.9 h1:1IxuqvBUU3S2Bi4YC7tlP9SJF1gVpCvqN0T2Qof4azE=
+github.com/go-openapi/swag v0.19.9/go.mod h1:ao+8BpOPyKdpQz3AOJfbeEVpLmWAvlT1IfTe5McPyhY=
 github.com/go-playground/assert/v2 v2.0.1 h1:MsBgLAaY856+nPRTKrp3/OZK38U/wa0CcBYNjji3q3A=
 github.com/go-playground/assert/v2 v2.0.1/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4=
 github.com/go-playground/locales v0.13.0 h1:HyWk6mgj5qFqCT5fjGBuRArbVDfE4hi8+e8ceBS/t7Q=
@@ -170,10 +203,15 @@ github.com/jackc/fake v0.0.0-20150926172116-812a484cc733/go.mod h1:WrMFNQdiFJ80s
 github.com/jackc/pgx v3.6.0+incompatible/go.mod h1:0ZGrqGqkRlliWnWB4zKnWtjbSWbGkVEFm4TeybAXq+I=
 github.com/jinzhu/gorm v1.9.15 h1:OdR1qFvtXktlxk73XFYMiYn9ywzTwytqe4QkuMRqc38=
 github.com/jinzhu/gorm v1.9.15/go.mod h1:G3LB3wezTOWM2ITLzPxEXgSkOXAntiLHS7UdBefADcs=
+github.com/jinzhu/gorm v1.9.16 h1:+IyIjPEABKRpsu/F8OvDPy9fyQlgsg2luMV2ZIH5i5o=
+github.com/jinzhu/gorm v1.9.16/go.mod h1:G3LB3wezTOWM2ITLzPxEXgSkOXAntiLHS7UdBefADcs=
 github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E=
 github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
 github.com/jinzhu/now v1.0.1/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
 github.com/jonboulle/clockwork v0.1.0/go.mod h1:Ii8DK3G1RaLaWxj9trq07+26W01tbo22gdxWY5EU2bo=
+github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY=
+github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y=
+github.com/json-iterator/go v1.1.5/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
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@@ -189,6 +227,7 @@ github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFB
 github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
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@@ -200,8 +239,16 @@ github.com/magiconair/properties v1.8.0 h1:LLgXmsheXeRoUOBOjtwPQCWIYqM/LU1ayDtDe
 github.com/magiconair/properties v1.8.0/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
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@@ -269,6 +316,10 @@ github.com/saltbo/gopkg v0.0.0-20200805142521-0f999bd67f80 h1:8THMNe3rzdVXcdGuFl
 github.com/saltbo/gopkg v0.0.0-20200805142521-0f999bd67f80/go.mod h1:/6/9WzUMdFS1vpASkEoEleG7jM8/eHU3pRJc+w4kDhU=
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@@ -295,6 +346,7 @@ github.com/spf13/viper v1.7.1 h1:pM5oEahlgWv/WnHXpgbKz7iLIxRf65tye2Ci+XFK5sk=
 github.com/spf13/viper v1.7.1/go.mod h1:8WkrPz2fc9jxqZNCJI/76HCieCp4Q8HaLFoCha5qpdg=
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 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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@@ -302,14 +354,27 @@ github.com/stretchr/testify v1.6.1 h1:hDPOHmpOpP40lSULcqw7IrRb/u7w6RpDC9399XyoNd
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@@ -329,6 +394,8 @@ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACk
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@@ -350,10 +417,12 @@ golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6/go.mod h1:z+o9i4GpDbdi3rU
 golang.org/x/mobile v0.0.0-20190719004257-d2bd2a29d028/go.mod h1:E/iHnbuqvinMTCcRqshq8CkpyQDoeVncDDYHnLhea+o=
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@@ -367,11 +436,15 @@ golang.org/x/net v0.0.0-20190501004415-9ce7a6920f09/go.mod h1:t9HGtf8HONx5eT2rtn
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@@ -382,6 +455,7 @@ golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJ
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@@ -390,13 +464,17 @@ golang.org/x/sys v0.0.0-20181026203630-95b1ffbd15a5/go.mod h1:STP8DvDyc/dI5b8T5h
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 golang.org/x/sys v0.0.0-20181116152217-5ac8a444bdc5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20181122145206-62eef0e2fa9b/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20181228144115-9a3f9b0469bb/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a h1:1BGLXjeY4akVXGgbC9HugT3Jv3hCI0z56oJR5vAMgBU=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190502145724-3ef323f4f1fd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190507160741-ecd444e8653b/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190606165138-5da285871e9c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190610200419-93c9922d18ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190616124812-15dcb6c0061f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190624142023-c5567b49c5d0/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200116001909-b77594299b42 h1:vEOn+mP2zCOVzKckCZy6YsCtDblrpj/w7B9nxGNELpg=
 golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -404,11 +482,15 @@ golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd h1:xhmwyvizuTgC2qz7ZlMluP20u
 golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200805065543-0cf7623e9dbd h1:wefLe/3g5tC0FcXw3NneLA5tHgbyouyZlfcSjNfOdgk=
 golang.org/x/sys v0.0.0-20200805065543-0cf7623e9dbd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200808120158-1030fc2bf1d9 h1:yi1hN8dcqI9l8klZfy4B8mJvFmmAxJEePIQQFNSd7Cs=
+golang.org/x/sys v0.0.0-20200808120158-1030fc2bf1d9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
+golang.org/x/text v0.3.3 h1:cokOdA+Jmi5PJGXLlLllQSgYigAEfHXJAERHVMaCc2k=
+golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4 h1:SvFZT6jyqRaOeXpc5h/JSfZenJ2O330aBsf7JfSUXmQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
@@ -424,7 +506,10 @@ golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3
 golang.org/x/tools v0.0.0-20190425150028-36563e24a262/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 golang.org/x/tools v0.0.0-20190506145303-2d16b83fe98c/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
+golang.org/x/tools v0.0.0-20190606050223-4d9ae51c2468/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 golang.org/x/tools v0.0.0-20190606124116-d0a3d012864b/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
+golang.org/x/tools v0.0.0-20190611222205-d73e1c7e250b/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
+golang.org/x/tools v0.0.0-20190614205625-5aca471b1d59/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 golang.org/x/tools v0.0.0-20190621195816-6e04913cbbac/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 golang.org/x/tools v0.0.0-20190628153133-6cdbf07be9d0/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 golang.org/x/tools v0.0.0-20190816200558-6889da9d5479/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
@@ -433,7 +518,11 @@ golang.org/x/tools v0.0.0-20191012152004-8de300cfc20a/go.mod h1:b+2E5dAYhXwXZwtn
 golang.org/x/tools v0.0.0-20191029041327-9cc4af7d6b2c/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191029190741-b9c20aec41a5/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191112195655-aa38f8e97acc/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/tools v0.0.0-20200809012840-6f4f008689da h1:ml5G98G4/tdKT1XNq+ky5iSRdKKux0TANlLAzmXT/hg=
+golang.org/x/tools v0.0.0-20200809012840-6f4f008689da/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/api v0.3.1/go.mod h1:6wY9I6uQWHQ8EM57III9mq/AjF+i8G65rmVagqKMtkk=
@@ -482,6 +571,8 @@ gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
+gopkg.in/go-playground/assert.v1 v1.2.1/go.mod h1:9RXL0bg/zibRAgZUYszZSwO/z8Y/a8bDuhia5mkpMnE=
+gopkg.in/go-playground/validator.v8 v8.18.2/go.mod h1:RX2a/7Ha8BgOhfk7j780h4/u/RRjR0eouCJSH80/M2Y=
 gopkg.in/ini.v1 v1.51.0 h1:AQvPpx3LzTDM0AjnIRlVFwFFGC+npRopjZxLJj6gdno=
 gopkg.in/ini.v1 v1.51.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
 gopkg.in/natefinch/lumberjack.v2 v2.0.0/go.mod h1:l0ndWWf7gzL7RNwBG7wST/UCcT4T24xpD6X8LsfU/+k=
diff --git a/model/matter.go b/model/matter.go
index 7e2c485..d09c444 100644
--- a/model/matter.go
+++ b/model/matter.go
@@ -6,14 +6,18 @@ import (
 
 type Matter struct {
 	Id      int64     `json:"id"`
-	Uid     int64     `json:"uid" xorm:"notnull"`
-	Name    string    `json:"name" xorm:"notnull"`
-	Type    string    `json:"type" xorm:"notnull"`
-	Size    int64     `json:"size" xorm:"notnull"`
-	Object  string    `json:"object" xorm:"notnull default ''"`
-	Dirtype int8      `json:"dirtype" xorm:"tinyint(1) notnull"`
-	Parent  string    `json:"parent" xorm:"notnull"`
-	Deleted time.Time `json:"deleted" xorm:"notnull deleted"`
-	Created time.Time `json:"created" xorm:"notnull created"`
-	Updated time.Time `json:"updated" xorm:"notnull updated"`
+	Uid     int64     `json:"uid" gorm:"not null"`
+	Name    string    `json:"name" gorm:"not null"`
+	Type    string    `json:"type" gorm:"not null"`
+	Size    int64     `json:"size" gorm:"not null"`
+	Object  string    `json:"object" gorm:"not null"`
+	Dirtype int8      `json:"dirtype" gorm:"not null"`
+	Parent  string    `json:"parent" gorm:"not null"`
+	Deleted time.Time `json:"deleted" gorm:"column:deleted_at;not null"`
+	Created time.Time `json:"created" gorm:"column:created_at;not null"`
+	Updated time.Time `json:"updated" gorm:"column:updated_at;not null"`
+}
+
+func (Matter) TableName() string {
+	return "matter"
 }
diff --git a/model/share.go b/model/share.go
index 309fc4b..1e8ba61 100644
--- a/model/share.go
+++ b/model/share.go
@@ -6,15 +6,19 @@ import (
 
 type Share struct {
 	Id        int64     `json:"id"`
-	Uid       int64     `json:"uid" xorm:"notnull"`
-	Name      string    `json:"name" xorm:"notnull"`
-	Alias     string    `json:"alias" xorm:"varchar(16) notnull"`
-	Secret    string    `json:"secret" xorm:"varchar(16) notnull"`
-	MatterId  int64     `json:"matter_id" xorm:"notnull"`
-	DownTimes int64     `json:"down_times" xorm:"notnull"`
-	ViewTimes int64     `json:"view_times" xorm:"notnull"`
-	ExpireAt  time.Time `json:"expire_at" xorm:"notnull expire_at"`
-	Deleted   time.Time `json:"deleted" xorm:"notnull deleted"`
-	Created   time.Time `json:"created" xorm:"notnull created"`
-	Updated   time.Time `json:"updated" xorm:"notnull updated"`
+	Uid       int64     `json:"uid" gorm:"not null"`
+	Name      string    `json:"name" gorm:"not null"`
+	Alias     string    `json:"alias" gorm:"size:16;not null"`
+	Secret    string    `json:"secret" gorm:"size:16;not null"`
+	MatterId  int64     `json:"matter_id" gorm:"not null"`
+	DownTimes int64     `json:"down_times" gorm:"not null"`
+	ViewTimes int64     `json:"view_times" gorm:"not null"`
+	ExpireAt  time.Time `json:"expire_at" gorm:"column:expire_at;not null"`
+	Deleted   time.Time `json:"deleted" gorm:"column:deleted_at;not null"`
+	Created   time.Time `json:"created" gorm:"column:created_at;not null"`
+	Updated   time.Time `json:"updated" gorm:"column:updated_at;not null"`
+}
+
+func (Share) TableName() string {
+	return "share"
 }
diff --git a/model/storage.go b/model/storage.go
new file mode 100644
index 0000000..fbdb535
--- /dev/null
+++ b/model/storage.go
@@ -0,0 +1,19 @@
+package model
+
+import (
+	"time"
+)
+
+type Storage struct {
+	Id      int64     `json:"id"`
+	UserId  int64     `json:"user_id" gorm:"not null"`
+	Max     uint64    `json:"max" gorm:"not null"`
+	Used    uint64    `json:"used" gorm:"not null"`
+	Deleted time.Time `json:"deleted" gorm:"column:deleted_at;not null"`
+	Created time.Time `json:"created" gorm:"column:created_at;not null"`
+	Updated time.Time `json:"updated" gorm:"column:updated_at;not null"`
+}
+
+func (Storage) TableName() string {
+	return "storage"
+}
diff --git a/model/user.go b/model/user.go
deleted file mode 100644
index a11ed6a..0000000
--- a/model/user.go
+++ /dev/null
@@ -1,21 +0,0 @@
-package model
-
-import (
-	"time"
-)
-
-type User struct {
-	Id           int64     `json:"id"`
-	Email        string    `json:"email" xorm:"varchar(32) notnull"`
-	Password     string    `json:"password" xorm:"varchar(64) notnull"`
-	Nickname     string    `json:"nickname" xorm:"varchar(32) notnull"`
-	Avatar       string    `json:"avatar" xorm:"varchar(255) notnull"`
-	Roles        string    `json:"roles" xorm:"varchar(64) notnull"`
-	StorageMax   uint64    `json:"storage_max" xorm:"notnull"`
-	StorageUsed  uint64    `json:"storage_used" xorm:"notnull"`
-	ActiveToken  string    `json:"active_token" xorm:"varchar(64) notnull"`
-	RecoverToken string    `json:"recover_token" xorm:"varchar(64) notnull"`
-	Deleted      time.Time `json:"deleted" xorm:"notnull deleted"`
-	Created      time.Time `json:"created" xorm:"notnull created"`
-	Updated      time.Time `json:"updated" xorm:"notnull updated"`
-}
diff --git a/rest/file.go b/rest/file.go
index 9ca0290..a90a002 100644
--- a/rest/file.go
+++ b/rest/file.go
@@ -5,11 +5,13 @@ import (
 	"strings"
 
 	"github.com/gin-gonic/gin"
+	"github.com/jinzhu/gorm"
+	"github.com/saltbo/gopkg/gormutil"
 
 	"github.com/saltbo/gopkg/ginutil"
 
-	"github.com/saltbo/zpan/dao"
 	"github.com/saltbo/zpan/disk"
+	"github.com/saltbo/zpan/service"
 
 	"github.com/saltbo/zpan/model"
 	"github.com/saltbo/zpan/rest/bind"
@@ -78,10 +80,10 @@ func (f *FileResource) findAll(c *gin.Context) {
 		query += " and type like ?"
 		params = append(params, p.Type+"%")
 	}
-	fmt.Println(params)
-	sn := dao.DB.Where(query, params...).Limit(p.Limit, p.Offset)
-	total, err := sn.Desc("dirtype").Asc("id").FindAndCount(&list)
-	if err != nil {
+
+	var total int64
+	sn := gormutil.DB().Debug().Where(query, params...).Find(&list).Count(&total)
+	if err := sn.Order("dirtype desc, id asc").Limit(p.Limit).Offset(p.Offset).Error; err != nil {
 		ginutil.JSONServerError(c, err)
 		return
 	}
@@ -96,10 +98,11 @@ func (f *FileResource) findFolders(c *gin.Context) {
 		return
 	}
 
+	var total int64
 	list := make([]model.Matter, 0)
 	query := "uid=? and dirtype=? and parent=?"
-	sn := dao.DB.Where(query, c.GetInt64("uid"), DIRTYPE_USER, p.Parent)
-	total, err := sn.Limit(p.Limit, p.Offset).FindAndCount(&list)
+	sn := gormutil.DB().Where(query, c.GetInt64("uid"), DIRTYPE_USER, p.Parent).Find(&list).Count(&total)
+	err := sn.Limit(p.Limit).Offset(p.Offset).Error
 	if err != nil {
 		ginutil.JSONServerError(c, err)
 		return
@@ -116,18 +119,18 @@ func (f *FileResource) createFolder(c *gin.Context) {
 	}
 
 	uid := c.GetInt64("uid")
-	if !dao.DirExist(uid, p.Dir) {
+	if !service.DirExist(uid, p.Dir) {
 		ginutil.JSONBadRequest(c, fmt.Errorf("direction %s not exist", p.Dir))
 		return
 	}
 
-	m := model.Matter{
+	m := &model.Matter{
 		Uid:     uid,
 		Dirtype: DIRTYPE_USER,
 		Name:    p.Name,
 		Parent:  p.Dir,
 	}
-	if _, err := dao.DB.Insert(m); err != nil {
+	if err := gormutil.DB().Create(m).Error; err != nil {
 		ginutil.JSONServerError(c, err)
 		return
 	}
@@ -142,50 +145,39 @@ func (f *FileResource) fileCallback(c *gin.Context) {
 		return
 	}
 
-	user := new(model.User)
-	if exist, err := dao.DB.Id(p.Uid).Get(user); err != nil {
-		ginutil.JSONServerError(c, err)
-		return
-	} else if !exist {
-		ginutil.JSONBadRequest(c, fmt.Errorf("user not exist"))
+	storage := new(model.Storage)
+	if gormutil.DB().First(storage, "user_id=?", p.Uid).RecordNotFound() {
+		ginutil.JSONBadRequest(c, fmt.Errorf("storage not exist"))
 		return
 	}
 
-	exist, err := dao.DB.Where("object=?", p.Object).Exist(&model.Matter{})
-	if err != nil {
-		ginutil.JSONServerError(c, err)
-		return
-	} else if exist {
-		ginutil.JSONBadRequest(c, fmt.Errorf("object %s already exist.", p.Object))
+	if !gormutil.DB().First(&model.Matter{}, "object=?", p.Object).RecordNotFound() {
+		ginutil.JSONBadRequest(c, fmt.Errorf("object %s already exist", p.Object))
 		return
 	}
 
-	session := dao.DB.NewSession()
-	defer session.Close()
+	fc := func(tx *gorm.DB) error {
+		m := &model.Matter{
+			Uid:    p.Uid,
+			Name:   p.Name,
+			Type:   p.Type,
+			Size:   p.Size,
+			Parent: p.Dir,
+			Object: p.Object,
+		}
+		if err := tx.Create(m).Error; err != nil {
+			return err
+		}
 
-	m := model.Matter{
-		Uid:    p.Uid,
-		Name:   p.Name,
-		Type:   p.Type,
-		Size:   p.Size,
-		Parent: p.Dir,
-		Object: p.Object,
-	}
-	if _, err := session.Insert(m); err != nil {
-		_ = session.Rollback()
-		ginutil.JSONServerError(c, err)
-		return
-	}
+		// update the service todo add lock for concurrent
+		storageUsed := storage.Used + uint64(p.Size)
+		if err := tx.Model(storage).Update("used", storageUsed).Error; err != nil {
+			return err
+		}
 
-	// update the storage
-	user.StorageUsed += uint64(p.Size)
-	if _, err := session.ID(p.Uid).Cols("storage_used").Update(user); err != nil {
-		_ = session.Rollback()
-		ginutil.JSONBadRequest(c, err)
-		return
+		return nil
 	}
-
-	if err := session.Commit(); err != nil {
+	if err := gormutil.DB().Transaction(fc); err != nil {
 		ginutil.JSONServerError(c, err)
 		return
 	}
@@ -200,7 +192,7 @@ func (f *FileResource) fileOperation(c *gin.Context) {
 		return
 	}
 
-	file, err := dao.FileGet(c.GetInt64("uid"), p.Id)
+	file, err := service.FileGet(c.GetInt64("uid"), p.Id)
 	if err != nil {
 		ginutil.JSONBadRequest(c, err)
 		return
@@ -208,12 +200,12 @@ func (f *FileResource) fileOperation(c *gin.Context) {
 
 	switch p.Action {
 	case OPERATION_COPY:
-		err = dao.FileCopy(file, p.Dest)
+		err = service.FileCopy(file, p.Dest)
 	case OPERATION_MOVE:
-		err = dao.FileMove(file.Id, p.Dest)
+		err = service.FileMove(file.Id, p.Dest)
 	case OPERATION_RENAME:
 		if file.Dirtype > 0 {
-			if err := dao.DirRename(file.Id, p.Dest); err != nil {
+			if err := service.DirRename(file.Id, p.Dest); err != nil {
 				ginutil.JSONServerError(c, err)
 				return
 			}
@@ -227,7 +219,7 @@ func (f *FileResource) fileOperation(c *gin.Context) {
 			ginutil.JSONServerError(c, err)
 			return
 		}
-		err = dao.FileRename(file.Id, p.Dest)
+		err = service.FileRename(file.Id, p.Dest)
 	default:
 		err = fmt.Errorf("invalid operation")
 	}
@@ -244,13 +236,13 @@ func (f *FileResource) delete(c *gin.Context) {
 	uid := c.GetInt64("uid")
 	fileId := c.Param("id")
 
-	user := new(model.User)
-	if _, err := dao.DB.Id(uid).Get(user); err != nil {
-		ginutil.JSONBadRequest(c, err)
+	storage := new(model.Storage)
+	if gormutil.DB().First(storage, "user_id=?", uid).RecordNotFound() {
+		ginutil.JSONBadRequest(c, fmt.Errorf("storage not exist"))
 		return
 	}
 
-	file, err := dao.FileGet(uid, fileId)
+	file, err := service.FileGet(uid, fileId)
 	if err != nil {
 		ginutil.JSONBadRequest(c, err)
 		return
@@ -261,25 +253,22 @@ func (f *FileResource) delete(c *gin.Context) {
 		return
 	}
 
-	session := dao.DB.NewSession()
-	defer session.Close()
+	fc := func(tx *gorm.DB) error {
+		// delete for the list
+		if err := tx.Delete(file).Error; err != nil {
+			return err
+		}
 
-	// delete for the list
-	if _, err := session.ID(file.Id).Delete(file); err != nil {
-		_ = session.Rollback()
-		ginutil.JSONServerError(c, err)
-		return
-	}
+		// update the user service todo add lock for concurrent
+		storageUsed := storage.Used - uint64(file.Size)
+		if err := tx.Model(storage).Update("used", storageUsed).Error; err != nil {
+			return err
+		}
 
-	// update the user storage
-	user.StorageUsed -= uint64(file.Size)
-	if _, err := session.ID(file.Uid).Cols("storage_used").Update(user); err != nil {
-		_ = session.Rollback()
-		ginutil.JSONServerError(c, err)
-		return
+		return nil
 	}
 
-	if err := session.Commit(); err != nil {
+	if err := gormutil.DB().Transaction(fc); err != nil {
 		ginutil.JSONServerError(c, err)
 		return
 	}
diff --git a/rest/share.go b/rest/share.go
index 16db4f4..7b5648d 100644
--- a/rest/share.go
+++ b/rest/share.go
@@ -6,10 +6,9 @@ import (
 
 	"github.com/gin-gonic/gin"
 	"github.com/saltbo/gopkg/ginutil"
+	"github.com/saltbo/gopkg/gormutil"
 	"github.com/saltbo/gopkg/randutil"
 
-	"github.com/saltbo/zpan/dao"
-
 	"github.com/saltbo/zpan/model"
 	"github.com/saltbo/zpan/rest/bind"
 )
@@ -33,10 +32,7 @@ func (rs *ShareResource) find(c *gin.Context) {
 	secret := c.Query("secret")
 
 	share := new(model.Share)
-	if exist, err := dao.DB.Where("alias=?", c.Param("alias")).Get(share); err != nil {
-		ginutil.JSONServerError(c, err)
-		return
-	} else if !exist {
+	if gormutil.DB().First(share, "alias=?", c.Param("alias")).RecordNotFound() {
 		ginutil.JSONBadRequest(c, fmt.Errorf("share not found"))
 		return
 	} else if secret == "" && share.Secret != "" {
@@ -51,10 +47,7 @@ func (rs *ShareResource) find(c *gin.Context) {
 	}
 
 	matter := new(model.Matter)
-	if exist, err := dao.DB.Id(share.MatterId).Get(matter); err != nil {
-		ginutil.JSONServerError(c, err)
-		return
-	} else if !exist {
+	if gormutil.DB().First(matter, "id=?", share.MatterId).RecordNotFound() {
 		ginutil.JSONBadRequest(c, fmt.Errorf("matter not exist"))
 		return
 	}
@@ -69,10 +62,10 @@ func (rs *ShareResource) findAll(c *gin.Context) {
 		return
 	}
 
+	var total int64
 	list := make([]model.Share, 0)
-	sn := dao.DB.Limit(p.Limit, p.Offset)
-	total, err := sn.FindAndCount(&list)
-	if err != nil {
+	sn := gormutil.DB().Count(&total)
+	if err := sn.Limit(p.Limit).Offset(p.Offset).Find(&list).Error; err != nil {
 		ginutil.JSONBadRequest(c, err)
 		return
 	}
@@ -88,10 +81,7 @@ func (rs *ShareResource) create(c *gin.Context) {
 	}
 
 	matter := new(model.Matter)
-	if exist, err := dao.DB.Id(p.MId).Get(matter); err != nil {
-		ginutil.JSONBadRequest(c, err)
-		return
-	} else if !exist {
+	if gormutil.DB().First(matter, "id=?", p.MId).RecordNotFound() {
 		ginutil.JSONBadRequest(c, fmt.Errorf("matter not found"))
 		return
 	}
@@ -106,7 +96,7 @@ func (rs *ShareResource) create(c *gin.Context) {
 	if p.Private {
 		m.Secret = randutil.RandString(5)
 	}
-	if _, err := dao.DB.Insert(m); err != nil {
+	if err := gormutil.DB().Create(m).Error; err != nil {
 		ginutil.JSONServerError(c, err)
 		return
 	}
@@ -122,10 +112,7 @@ func (rs *ShareResource) update(c *gin.Context) {
 	}
 
 	share := new(model.Share)
-	if exist, err := dao.DB.Id(p.Id).Get(share); err != nil {
-		ginutil.JSONBadRequest(c, err)
-		return
-	} else if !exist {
+	if gormutil.DB().First(share, "id=?", p.Id).RecordNotFound() {
 		ginutil.JSONBadRequest(c, fmt.Errorf("share not found"))
 		return
 	}
@@ -134,7 +121,7 @@ func (rs *ShareResource) update(c *gin.Context) {
 		share.Secret = randutil.RandString(5)
 	}
 
-	if _, err := dao.DB.Id(share.Id).Update(share); err != nil {
+	if err := gormutil.DB().Update(share).Error; err != nil {
 		ginutil.JSONServerError(c, err)
 		return
 	}
@@ -146,14 +133,12 @@ func (rs *ShareResource) delete(c *gin.Context) {
 	alias := c.Param("alias")
 
 	share := new(model.Share)
-	if exist, err := dao.DB.Where("alias=?", alias).Get(share); err != nil {
-		ginutil.JSONBadRequest(c, err)
+	if gormutil.DB().First(share, "alias=?", alias).RecordNotFound() {
+		ginutil.JSONBadRequest(c, fmt.Errorf("share not exist"))
 		return
-	} else if !exist {
-		ginutil.JSONBadRequest(c, fmt.Errorf("matter not found"))
 	}
 
-	if _, err := dao.DB.Id(share.Id).Delete(share); err != nil {
+	if err := gormutil.DB().Delete(share, "id=?", share.Id).Error; err != nil {
 		ginutil.JSONServerError(c, err)
 		return
 	}
diff --git a/rest/url.go b/rest/url.go
index 675336d..fe0de76 100644
--- a/rest/url.go
+++ b/rest/url.go
@@ -12,10 +12,9 @@ import (
 	uuid "github.com/satori/go.uuid"
 
 	"github.com/saltbo/zpan/config"
-	"github.com/saltbo/zpan/dao"
 	"github.com/saltbo/zpan/disk"
-	"github.com/saltbo/zpan/model"
 	"github.com/saltbo/zpan/rest/bind"
+	"github.com/saltbo/zpan/service"
 )
 
 type URLResource struct {
@@ -54,15 +53,12 @@ func (rs *URLResource) uploadURL(c *gin.Context) {
 	}
 
 	uid := c.GetInt64("uid")
-	user := new(model.User)
-	if _, err := dao.DB.Id(uid).Get(user); err != nil {
-		ginutil.JSONServerError(c, err)
+	if err := service.StorageQuotaVerify(uid, p.Size); err != nil {
+		ginutil.JSONBadRequest(c, err)
 		return
-	} else if user.StorageUsed+uint64(p.Size) >= user.StorageMax {
-		ginutil.JSONBadRequest(c, fmt.Errorf("storage not enough space"))
 	}
 
-	if !dao.DirExist(uid, p.Dir) {
+	if !service.DirExist(uid, p.Dir) {
 		ginutil.JSONBadRequest(c, fmt.Errorf("direction %s not exist.", p.Dir))
 	}
 
@@ -94,7 +90,7 @@ func (rs *URLResource) downloadURL(c *gin.Context) {
 	uid := c.GetInt64("uid")
 	fileId := c.Param("id")
 
-	file, err := dao.FileGet(uid, fileId)
+	file, err := service.FileGet(uid, fileId)
 	if err != nil {
 		ginutil.JSONBadRequest(c, err)
 		return
diff --git a/rest/user.go b/rest/user.go
index e8c7f9e..ce8eb23 100644
--- a/rest/user.go
+++ b/rest/user.go
@@ -3,51 +3,30 @@ package rest
 import (
 	"github.com/gin-gonic/gin"
 	"github.com/saltbo/gopkg/ginutil"
-
-	"github.com/saltbo/zpan/dao"
+	"github.com/saltbo/gopkg/gormutil"
 
 	"github.com/saltbo/zpan/model"
-	"github.com/saltbo/zpan/rest/bind"
 )
 
-type UserResource struct {
-}
-
-func NewUserResource() ginutil.Resource {
-	return &UserResource{}
+type StorageResource struct {
 }
 
-func (rs *UserResource) Register(router *gin.RouterGroup) {
-	router.GET("/users", rs.findAll)
-	router.GET("/users/:uid", rs.find)
+func NewStorageResource() *StorageResource {
+	return &StorageResource{}
 }
 
-func (rs *UserResource) findAll(c *gin.Context) {
-	p := new(bind.QueryUser)
-	if err := c.BindQuery(p); err != nil {
-		ginutil.JSONBadRequest(c, err)
-		return
-	}
-
-	list := make([]model.User, 0)
-	total, err := dao.DB.Limit(p.Limit, p.Offset).FindAndCount(&list)
-	if err != nil {
-		ginutil.JSONBadRequest(c, err)
-		return
-	}
-
-	ginutil.JSONList(c, list, total)
+func (rs *StorageResource) Register(router *gin.RouterGroup) {
+	router.GET("/storage/:uid", rs.find)
 }
 
-func (rs *UserResource) find(c *gin.Context) {
+func (rs *StorageResource) find(c *gin.Context) {
 	userId := c.Param("uid")
 
-	user := new(model.User)
-	if _, err := dao.DB.Id(userId).Get(user); err != nil {
+	storage := new(model.Storage)
+	if err := gormutil.DB().First(storage, "user_id=?", userId).Error; err != nil {
 		ginutil.JSONBadRequest(c, err)
 		return
 	}
-	user.Password = ""
 
-	ginutil.JSONData(c, user)
+	ginutil.JSONData(c, storage)
 }
diff --git a/service/matter.go b/service/matter.go
new file mode 100644
index 0000000..60abb18
--- /dev/null
+++ b/service/matter.go
@@ -0,0 +1,82 @@
+package service
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/jinzhu/gorm"
+	"github.com/saltbo/gopkg/gormutil"
+
+	"github.com/saltbo/zpan/model"
+)
+
+func DirExist(uid int64, dir string) bool {
+	if dir == "" {
+		return true
+	}
+
+	items := strings.Split(dir, "/")
+	name := items[len(items)-2]
+	parent := strings.TrimSuffix(dir, name+"/")
+	return !gormutil.DB().Where("uid=? and name=? and parent=?", uid, name, parent).First(&model.Matter{}).RecordNotFound()
+}
+
+func FileGet(uid int64, fileId interface{}) (*model.Matter, error) {
+	m := new(model.Matter)
+	if gormutil.DB().First(m, "id=?", fileId).RecordNotFound() {
+		return nil, fmt.Errorf("file not exist")
+	} else if m.Uid != uid {
+		return nil, fmt.Errorf("file not belong to you")
+	}
+
+	return m, nil
+}
+
+func FileCopy(srcFile *model.Matter, dest string) error {
+	m := &model.Matter{
+		Uid:    srcFile.Uid,
+		Name:   srcFile.Name,
+		Type:   srcFile.Type,
+		Size:   srcFile.Size,
+		Parent: dest,
+		Object: srcFile.Object,
+	}
+	return gormutil.DB().Create(m).Error
+}
+
+func FileMove(id int64, dest string) error {
+	return gormutil.DB().Model(model.Matter{Id: id}).Update("parent", dest).Error
+}
+
+func FileRename(id int64, name string) error {
+	return gormutil.DB().Model(model.Matter{Id: id}).Update("name", name).Error
+}
+
+func DirRename(id int64, name string) error {
+	matter := new(model.Matter)
+	if gormutil.DB().First(matter, "id=?", id).RecordNotFound() {
+		return fmt.Errorf("matter not exist")
+	}
+
+	oldParent := fmt.Sprintf("%s%s/", matter.Parent, matter.Name)
+	newParent := fmt.Sprintf("%s%s/", matter.Parent, name)
+	list := make([]model.Matter, 0)
+	gormutil.DB().Where("parent like '" + oldParent + "%'").Find(&list)
+
+	fc := func(tx *gorm.DB) error {
+		for _, v := range list {
+			parent := strings.Replace(v.Parent, oldParent, newParent, 1)
+			if err := tx.Model(v).Update("parent", parent).Error; err != nil {
+				return err
+			}
+		}
+
+		if err := tx.Model(matter).Update("name", name).Error; err != nil {
+			return err
+		}
+
+		return nil
+	}
+
+	return gormutil.DB().Transaction(fc)
+}
diff --git a/service/storage.go b/service/storage.go
new file mode 100644
index 0000000..79cbea8
--- /dev/null
+++ b/service/storage.go
@@ -0,0 +1,20 @@
+package service
+
+import (
+	"fmt"
+
+	"github.com/saltbo/gopkg/gormutil"
+
+	"github.com/saltbo/zpan/model"
+)
+
+func StorageQuotaVerify(uid, addonSize int64) error {
+	storage := new(model.Storage)
+	if err := gormutil.DB().First(storage, "user_id=?", uid).Error; err != nil {
+		return err
+	} else if storage.Used+uint64(addonSize) >= storage.Max {
+		return fmt.Errorf("service not enough space")
+	}
+
+	return nil
+}