两项优化

1. 优化json类
2. 优化数据库默认连接配置

db/db.go

@@ -20,17 +20,24 @@ type dsnConfig struct {
 }
 
 type DbItem struct {
-	User   string `yaml:"user"`
-	Pass   string `yaml:"pass"`
-	Host   string `yaml:"host"`
-	Port   int    `yaml:"port"`
-	Name   string `yaml:"name"`
-	Driver string `yaml:"driver"`
-	Prefix string `yaml:"prefix"`
+	User            string `yaml:"user"`
+	Pass            string `yaml:"pass"`
+	Host            string `yaml:"host"`
+	Port            int    `yaml:"port"`
+	Name            string `yaml:"name"`
+	Driver          string `yaml:"driver"`
+	Prefix          string `yaml:"prefix"`
+	MaxIdleConns    int    `yaml:"max_idle_conns"`
+	MaxOpenConns    int    `yaml:"max_open_conns"`
+	ConnMaxLifetime int64  `yaml:"conn_max_lifetime"`
+	Timeout         int    `yaml:"timeout"`
 }
 
 func (d *DbItem) Dsn() string {
-	return fmt.Sprintf("%s:%s@tcp(%s:%d)/%s?charset=utf8&loc=Local&autocommit=true&timeout=5s", d.User, d.Pass, d.Host, d.Port, d.Name)
+	if d.Timeout <= 0 {
+		d.Timeout = 5
+	}
+	return fmt.Sprintf("%s:%s@tcp(%s:%d)/%s?charset=utf8&loc=Local&autocommit=true&timeout=%ds", d.User, d.Pass, d.Host, d.Port, d.Name, d.Timeout)
 }
 
 func init() {

db/db_xorm.go

@@ -45,8 +45,23 @@ func LoadXorm(dsns map[string]dsnConfig) (err error) {
 		tbMapper := core.NewPrefixMapper(core.SnakeMapper{}, cast.ToString(dsn.Item.Prefix))
 		engine.SetTableMapper(tbMapper)
 		engine.SetLogger(logger)
-		engine.SetMaxIdleConns(1000)
-		engine.SetMaxOpenConns(1000)
+
+		if dsn.Item.MaxIdleConns <= 0 {
+			engine.SetMaxIdleConns(200)
+		} else {
+			engine.SetMaxIdleConns(dsn.Item.MaxIdleConns)
+		}
+
+		if dsn.Item.MaxOpenConns <= 0 {
+			engine.SetMaxOpenConns(200)
+		} else {
+			engine.SetMaxOpenConns(dsn.Item.MaxOpenConns)
+		}
+
+		if dsn.Item.ConnMaxLifetime > 0 {
+			engine.SetConnMaxLifetime(time.Second * time.Duration(dsn.Item.ConnMaxLifetime))
+		}
+
 		engine.TZLocation, _ = time.LoadLocation("Asia/Shanghai")
 		if runmode == "dev" {
 			engine.ShowSQL(true)

response/json.go

@@ -3,7 +3,6 @@ package response
 import (
 	"bytes"
 	"encoding/json"
-	"golib.gaore.com/GaoreGo/grlogs"
 )
 
 const (
@@ -19,9 +18,14 @@ type Json struct {
 }
 
 func (j *Json) String() string {
-	b, err := json.Marshal(j)
-	grlogs.Debug(err)
-	return bytes.NewBuffer(b).String()
+	s, _ := j.ToString()
+	return s
+}
+
+func (j *Json) ToString() (str string, err error) {
+	var b []byte
+	b, err = json.Marshal(j)
+	return bytes.NewBuffer(b).String(), err
 }
 
 func NewJsonByDefaultSuccess(data ...interface{}) *Json {

response/xml.go

@@ -1,8 +1,48 @@
 package response
 
+import (
+	"bytes"
+	"encoding/xml"
+	"log"
+)
+
 type Xml struct {
 	Code   int         `xml:"code"`
 	Data   interface{} `xml:"data"`
 	Msg    string      `xml:"msg"`
 	Status bool        `xml:"status"`
 }
+
+func (x *Xml) String() string {
+	b, err := xml.MarshalIndent(x, "", "  ")
+	if err != nil {
+		log.Println("xml encode", err)
+	}
+	return xml.Header + bytes.NewBuffer(b).String()
+}
+
+func NewXmlByDefaultSuccess(data ...interface{}) Xml {
+	return NewXml(true, 0, JsonMsgDefaultOk, data...)
+}
+
+func NewXmlByDefaultFailed(data ...interface{}) Xml {
+	return NewXml(false, 1, JsonMsgDefaultFailed, data...)
+}
+
+func NewXml(status bool, code int, msg string, data ...interface{}) Xml {
+	if len(data) > 0 {
+		return Xml{
+			Code:   code,
+			Data:   data[0],
+			Msg:    msg,
+			Status: status,
+		}
+	} else {
+		return Xml{
+			Code:   code,
+			Data:   nil,
+			Msg:    msg,
+			Status: status,
+		}
+	}
+}

response/xml_test.go

@@ -0,0 +1,14 @@
+package response
+
+import (
+	"fmt"
+	"testing"
+)
+
+type XmlResponse struct {
+	Xml
+}
+
+func TestNewXmlByDefaultSuccess(t *testing.T) {
+	fmt.Println(&XmlResponse{Xml: NewXmlByDefaultSuccess()})
+}