Merge remote-tracking branch 'remotes/upstream/develop' into log_enhancement

admin.go

@@ -104,15 +104,15 @@ func listConf(rw http.ResponseWriter, r *http.Request) {
 		m["BConfig.Listen.Graceful"] = BConfig.Listen.Graceful
 		m["BConfig.Listen.ServerTimeOut"] = BConfig.Listen.ServerTimeOut
 		m["BConfig.Listen.ListenTCP4"] = BConfig.Listen.ListenTCP4
-		m["BConfig.Listen.HTTPEnable"] = BConfig.Listen.HTTPEnable
+		m["BConfig.Listen.EnableHTTP"] = BConfig.Listen.EnableHTTP
 		m["BConfig.Listen.HTTPAddr"] = BConfig.Listen.HTTPAddr
 		m["BConfig.Listen.HTTPPort"] = BConfig.Listen.HTTPPort
-		m["BConfig.Listen.HTTPSEnable"] = BConfig.Listen.HTTPSEnable
+		m["BConfig.Listen.EnableHTTPS"] = BConfig.Listen.EnableHTTPS
 		m["BConfig.Listen.HTTPSAddr"] = BConfig.Listen.HTTPSAddr
 		m["BConfig.Listen.HTTPSPort"] = BConfig.Listen.HTTPSPort
 		m["BConfig.Listen.HTTPSCertFile"] = BConfig.Listen.HTTPSCertFile
 		m["BConfig.Listen.HTTPSKeyFile"] = BConfig.Listen.HTTPSKeyFile
-		m["BConfig.Listen.AdminEnable"] = BConfig.Listen.AdminEnable
+		m["BConfig.Listen.EnableAdmin"] = BConfig.Listen.EnableAdmin
 		m["BConfig.Listen.AdminAddr"] = BConfig.Listen.AdminAddr
 		m["BConfig.Listen.AdminPort"] = BConfig.Listen.AdminPort
 		m["BConfig.Listen.EnableFcgi"] = BConfig.Listen.EnableFcgi

app.go

@@ -100,7 +100,7 @@ func (app *App) Run() {
 	if BConfig.Listen.Graceful {
 		httpsAddr := BConfig.Listen.HTTPSAddr
 		app.Server.Addr = httpsAddr
-		if BConfig.Listen.HTTPSEnable {
+		if BConfig.Listen.EnableHTTPS {
 			go func() {
 				time.Sleep(20 * time.Microsecond)
 				if BConfig.Listen.HTTPSPort != 0 {
@@ -117,7 +117,7 @@ func (app *App) Run() {
 				}
 			}()
 		}
-		if BConfig.Listen.HTTPEnable {
+		if BConfig.Listen.EnableHTTP {
 			go func() {
 				server := grace.NewServer(addr, app.Handlers)
 				server.Server.ReadTimeout = app.Server.ReadTimeout
@@ -138,7 +138,7 @@ func (app *App) Run() {
 
 	// run normal mode
 	app.Server.Addr = addr
-	if BConfig.Listen.HTTPSEnable {
+	if BConfig.Listen.EnableHTTPS {
 		go func() {
 			time.Sleep(20 * time.Microsecond)
 			if BConfig.Listen.HTTPSPort != 0 {
@@ -152,7 +152,7 @@ func (app *App) Run() {
 			}
 		}()
 	}
-	if BConfig.Listen.HTTPEnable {
+	if BConfig.Listen.EnableHTTP {
 		go func() {
 			app.Server.Addr = addr
 			BeeLogger.Info("http server Running on %s", app.Server.Addr)

cache/README.md

@@ -26,7 +26,7 @@ Then init a Cache (example with memory adapter)
 
 Use it like this:	
 	
-	bm.Put("astaxie", 1, 10)
+	bm.Put("astaxie", 1, 10 * time.Second)
 	bm.Get("astaxie")
 	bm.IsExist("astaxie")
 	bm.Delete("astaxie")

cache/cache.go

@@ -23,7 +23,7 @@
 //
 // Use it like this:
 //
-//	bm.Put("astaxie", 1, 10)
+//	bm.Put("astaxie", 1, 10 * time.Second)
 //	bm.Get("astaxie")
 //	bm.IsExist("astaxie")
 //	bm.Delete("astaxie")
@@ -33,13 +33,14 @@ package cache
 
 import (
 	"fmt"
+	"time"
 )
 
 // Cache interface contains all behaviors for cache adapter.
 // usage:
 //	cache.Register("file",cache.NewFileCache) // this operation is run in init method of file.go.
 //	c,err := cache.NewCache("file","{....}")
-//	c.Put("key",value,3600)
+//	c.Put("key",value, 3600 * time.Second)
 //	v := c.Get("key")
 //
 //	c.Incr("counter")  // now is 1
@@ -51,7 +52,7 @@ type Cache interface {
 	// GetMulti is a batch version of Get.
 	GetMulti(keys []string) []interface{}
 	// set cached value with key and expire time.
-	Put(key string, val interface{}, timeout int64) error
+	Put(key string, val interface{}, timeout time.Duration) error
 	// delete cached value by key.
 	Delete(key string) error
 	// increase cached int value by key, as a counter.

cache/cache_test.go

@@ -25,7 +25,8 @@ func TestCache(t *testing.T) {
 	if err != nil {
 		t.Error("init err")
 	}
-	if err = bm.Put("astaxie", 1, 10); err != nil {
+	timeoutDuration := 10 * time.Second
+	if err = bm.Put("astaxie", 1, timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 	if !bm.IsExist("astaxie") {
@@ -42,7 +43,7 @@ func TestCache(t *testing.T) {
 		t.Error("check err")
 	}
 
-	if err = bm.Put("astaxie", 1, 10); err != nil {
+	if err = bm.Put("astaxie", 1, timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 
@@ -67,7 +68,7 @@ func TestCache(t *testing.T) {
 	}
 
 	//test GetMulti
-	if err = bm.Put("astaxie", "author", 10); err != nil {
+	if err = bm.Put("astaxie", "author", timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 	if !bm.IsExist("astaxie") {
@@ -77,7 +78,7 @@ func TestCache(t *testing.T) {
 		t.Error("get err")
 	}
 
-	if err = bm.Put("astaxie1", "author1", 10); err != nil {
+	if err = bm.Put("astaxie1", "author1", timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 	if !bm.IsExist("astaxie1") {
@@ -101,7 +102,8 @@ func TestFileCache(t *testing.T) {
 	if err != nil {
 		t.Error("init err")
 	}
-	if err = bm.Put("astaxie", 1, 10); err != nil {
+	timeoutDuration := 10 * time.Second
+	if err = bm.Put("astaxie", 1, timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 	if !bm.IsExist("astaxie") {
@@ -133,7 +135,7 @@ func TestFileCache(t *testing.T) {
 	}
 
 	//test string
-	if err = bm.Put("astaxie", "author", 10); err != nil {
+	if err = bm.Put("astaxie", "author", timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 	if !bm.IsExist("astaxie") {
@@ -144,7 +146,7 @@ func TestFileCache(t *testing.T) {
 	}
 
 	//test GetMulti
-	if err = bm.Put("astaxie1", "author1", 10); err != nil {
+	if err = bm.Put("astaxie1", "author1", timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 	if !bm.IsExist("astaxie1") {

cache/file.go

@@ -33,8 +33,8 @@ import (
 // it contains data and expire time.
 type FileCacheItem struct {
 	Data       interface{}
-	Lastaccess int64
-	Expired    int64
+	Lastaccess time.Time
+	Expired    time.Time
 }
 
 // FileCache Config
@@ -42,7 +42,7 @@ var (
 	FileCachePath           = "cache" // cache directory
 	FileCacheFileSuffix     = ".bin"  // cache file suffix
 	FileCacheDirectoryLevel = 2       // cache file deep level if auto generated cache files.
-	FileCacheEmbedExpiry    int64     // cache expire time, default is no expire forever.
+	FileCacheEmbedExpiry    time.Duration = 0     // cache expire time, default is no expire forever.
 )
 
 // FileCache is cache adapter for file storage.
@@ -76,7 +76,7 @@ func (fc *FileCache) StartAndGC(config string) error {
 		cfg["DirectoryLevel"] = strconv.Itoa(FileCacheDirectoryLevel)
 	}
 	if _, ok := cfg["EmbedExpiry"]; !ok {
-		cfg["EmbedExpiry"] = strconv.FormatInt(FileCacheEmbedExpiry, 10)
+		cfg["EmbedExpiry"] = strconv.FormatInt(int64(FileCacheEmbedExpiry.Seconds()), 10)
 	}
 	fc.CachePath = cfg["CachePath"]
 	fc.FileSuffix = cfg["FileSuffix"]
@@ -123,7 +123,7 @@ func (fc *FileCache) Get(key string) interface{} {
 	}
 	var to FileCacheItem
 	GobDecode(fileData, &to)
-	if to.Expired < time.Now().Unix() {
+	if to.Expired.Before(time.Now()) {
 		return ""
 	}
 	return to.Data
@@ -142,16 +142,16 @@ func (fc *FileCache) GetMulti(keys []string) []interface{} {
 // Put value into file cache.
 // timeout means how long to keep this file, unit of ms.
 // if timeout equals FileCacheEmbedExpiry(default is 0), cache this item forever.
-func (fc *FileCache) Put(key string, val interface{}, timeout int64) error {
+func (fc *FileCache) Put(key string, val interface{}, timeout time.Duration) error {
 	gob.Register(val)
 
 	item := FileCacheItem{Data: val}
 	if timeout == FileCacheEmbedExpiry {
-		item.Expired = time.Now().Unix() + (86400 * 365 * 10) // ten years
+		item.Expired = time.Now().Add((86400 * 365 * 10) * time.Second) // ten years
 	} else {
-		item.Expired = time.Now().Unix() + timeout
+		item.Expired = time.Now().Add(timeout)
 	}
-	item.Lastaccess = time.Now().Unix()
+	item.Lastaccess = time.Now()
 	data, err := GobEncode(item)
 	if err != nil {
 		return err

cache/memcache/memcache.go

@@ -37,6 +37,7 @@ import (
 	"github.com/bradfitz/gomemcache/memcache"
 
 	"github.com/astaxie/beego/cache"
+	"time"
 )
 
 // Cache Memcache adapter.
@@ -89,7 +90,7 @@ func (rc *Cache) GetMulti(keys []string) []interface{} {
 }
 
 // Put put value to memcache. only support string.
-func (rc *Cache) Put(key string, val interface{}, timeout int64) error {
+func (rc *Cache) Put(key string, val interface{}, timeout time.Duration) error {
 	if rc.conn == nil {
 		if err := rc.connectInit(); err != nil {
 			return err
@@ -99,7 +100,7 @@ func (rc *Cache) Put(key string, val interface{}, timeout int64) error {
 	if !ok {
 		return errors.New("val must string")
 	}
-	item := memcache.Item{Key: key, Value: []byte(v), Expiration: int32(timeout)}
+	item := memcache.Item{Key: key, Value: []byte(v), Expiration: int32(timeout/time.Second)}
 	return rc.conn.Set(&item)
 }
 

cache/memcache/memcache_test.go

@@ -28,7 +28,8 @@ func TestMemcacheCache(t *testing.T) {
 	if err != nil {
 		t.Error("init err")
 	}
-	if err = bm.Put("astaxie", "1", 10); err != nil {
+	timeoutDuration := 10 * time.Second
+	if err = bm.Put("astaxie", "1", timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 	if !bm.IsExist("astaxie") {
@@ -40,7 +41,7 @@ func TestMemcacheCache(t *testing.T) {
 	if bm.IsExist("astaxie") {
 		t.Error("check err")
 	}
-	if err = bm.Put("astaxie", "1", 10); err != nil {
+	if err = bm.Put("astaxie", "1", timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 
@@ -69,7 +70,7 @@ func TestMemcacheCache(t *testing.T) {
 	}
 
 	//test string
-	if err = bm.Put("astaxie", "author", 10); err != nil {
+	if err = bm.Put("astaxie", "author", timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 	if !bm.IsExist("astaxie") {
@@ -81,7 +82,7 @@ func TestMemcacheCache(t *testing.T) {
 	}
 
 	//test GetMulti
-	if err = bm.Put("astaxie1", "author1", 10); err != nil {
+	if err = bm.Put("astaxie1", "author1", timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 	if !bm.IsExist("astaxie1") {

cache/memory.go

@@ -17,7 +17,6 @@ package cache
 import (
 	"encoding/json"
 	"errors"
-	"fmt"
 	"sync"
 	"time"
 )
@@ -31,7 +30,7 @@ var (
 type MemoryItem struct {
 	val         interface{}
 	createdTime time.Time
-	lifespan    int64
+	lifespan    time.Duration
 }
 
 func (mi *MemoryItem) isExpire() bool {
@@ -39,7 +38,7 @@ func (mi *MemoryItem) isExpire() bool {
 	if mi.lifespan == 0 {
 		return false
 	}
-	return time.Now().Unix()-mi.createdTime.Unix() > mi.lifespan
+	return time.Now().Sub(mi.createdTime) > mi.lifespan
 }
 
 // MemoryCache is Memory cache adapter.
@@ -83,7 +82,7 @@ func (bc *MemoryCache) GetMulti(names []string) []interface{} {
 
 // Put cache to memory.
 // if lifespan is 0, it will be forever till restart.
-func (bc *MemoryCache) Put(name string, value interface{}, lifespan int64) error {
+func (bc *MemoryCache) Put(name string, value interface{}, lifespan time.Duration) error {
 	bc.Lock()
 	defer bc.Unlock()
 	bc.items[name] = &MemoryItem{
@@ -201,10 +200,7 @@ func (bc *MemoryCache) StartAndGC(config string) error {
 		cf = make(map[string]int)
 		cf["interval"] = DefaultEvery
 	}
-	dur, err := time.ParseDuration(fmt.Sprintf("%ds", cf["interval"]))
-	if err != nil {
-		return err
-	}
+	dur :=  time.Duration(cf["interval"]) * time.Second
 	bc.Every = cf["interval"]
 	bc.dur = dur
 	go bc.vaccuum()

cache/redis/redis.go

@@ -109,9 +109,9 @@ ERROR:
 }
 
 // Put put cache to redis.
-func (rc *Cache) Put(key string, val interface{}, timeout int64) error {
+func (rc *Cache) Put(key string, val interface{}, timeout time.Duration) error {
 	var err error
-	if _, err = rc.do("SETEX", key, timeout, val); err != nil {
+	if _, err = rc.do("SETEX", key, int64(timeout/time.Second), val); err != nil {
 		return err
 	}
 

cache/redis/redis_test.go

@@ -28,7 +28,8 @@ func TestRedisCache(t *testing.T) {
 	if err != nil {
 		t.Error("init err")
 	}
-	if err = bm.Put("astaxie", 1, 10); err != nil {
+	timeoutDuration := 10 * time.Second
+	if err = bm.Put("astaxie", 1, timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 	if !bm.IsExist("astaxie") {
@@ -40,7 +41,7 @@ func TestRedisCache(t *testing.T) {
 	if bm.IsExist("astaxie") {
 		t.Error("check err")
 	}
-	if err = bm.Put("astaxie", 1, 10); err != nil {
+	if err = bm.Put("astaxie", 1, timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 
@@ -69,7 +70,7 @@ func TestRedisCache(t *testing.T) {
 	}
 
 	//test string
-	if err = bm.Put("astaxie", "author", 10); err != nil {
+	if err = bm.Put("astaxie", "author", timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 	if !bm.IsExist("astaxie") {
@@ -81,7 +82,7 @@ func TestRedisCache(t *testing.T) {
 	}
 
 	//test GetMulti
-	if err = bm.Put("astaxie1", "author1", 10); err != nil {
+	if err = bm.Put("astaxie1", "author1", timeoutDuration); err != nil {
 		t.Error("set Error", err)
 	}
 	if !bm.IsExist("astaxie1") {

config.go

@@ -44,15 +44,15 @@ type Listen struct {
 	Graceful      bool // Graceful means use graceful module to start the server
 	ServerTimeOut int64
 	ListenTCP4    bool
-	HTTPEnable    bool
+	EnableHTTP    bool
 	HTTPAddr      string
 	HTTPPort      int
-	HTTPSEnable   bool
+	EnableHTTPS   bool
 	HTTPSAddr     string
 	HTTPSPort     int
 	HTTPSCertFile string
 	HTTPSKeyFile  string
-	AdminEnable   bool
+	EnableAdmin   bool
 	AdminAddr     string
 	AdminPort     int
 	EnableFcgi    bool
@@ -123,15 +123,15 @@ func init() {
 			Graceful:      false,
 			ServerTimeOut: 0,
 			ListenTCP4:    false,
-			HTTPEnable:    true,
+			EnableHTTP:    true,
 			HTTPAddr:      "",
 			HTTPPort:      8080,
-			HTTPSEnable:   false,
+			EnableHTTPS:   false,
 			HTTPSAddr:     "",
 			HTTPSPort:     10443,
 			HTTPSCertFile: "",
 			HTTPSKeyFile:  "",
-			AdminEnable:   false,
+			EnableAdmin:   false,
 			AdminAddr:     "",
 			AdminPort:     8088,
 			EnableFcgi:    false,
@@ -196,7 +196,7 @@ func ParseConfig() (err error) {
 	BConfig.AppName = AppConfig.DefaultString("AppName", BConfig.AppName)
 	BConfig.RecoverPanic = AppConfig.DefaultBool("RecoverPanic", BConfig.RecoverPanic)
 	BConfig.RouterCaseSensitive = AppConfig.DefaultBool("RouterCaseSensitive", BConfig.RouterCaseSensitive)
-	BConfig.ServerName = AppConfig.DefaultString("BeegoServerName", BConfig.ServerName)
+	BConfig.ServerName = AppConfig.DefaultString("ServerName", BConfig.ServerName)
 	BConfig.EnableGzip = AppConfig.DefaultBool("EnableGzip", BConfig.EnableGzip)
 	BConfig.EnableErrorsShow = AppConfig.DefaultBool("EnableErrorsShow", BConfig.EnableErrorsShow)
 	BConfig.CopyRequestBody = AppConfig.DefaultBool("CopyRequestBody", BConfig.CopyRequestBody)
@@ -205,18 +205,18 @@ func ParseConfig() (err error) {
 	BConfig.Listen.HTTPAddr = AppConfig.String("HTTPAddr")
 	BConfig.Listen.HTTPPort = AppConfig.DefaultInt("HTTPPort", BConfig.Listen.HTTPPort)
 	BConfig.Listen.ListenTCP4 = AppConfig.DefaultBool("ListenTCP4", BConfig.Listen.ListenTCP4)
-	BConfig.Listen.HTTPEnable = AppConfig.DefaultBool("EnableHTTPListen", BConfig.Listen.HTTPEnable)
-	BConfig.Listen.HTTPSEnable = AppConfig.DefaultBool("EnableHTTPTLS", BConfig.Listen.HTTPSEnable)
+	BConfig.Listen.EnableHTTP = AppConfig.DefaultBool("EnableHTTP", BConfig.Listen.EnableHTTP)
+	BConfig.Listen.EnableHTTPS = AppConfig.DefaultBool("EnableHTTPS", BConfig.Listen.EnableHTTPS)
 	BConfig.Listen.HTTPSAddr = AppConfig.DefaultString("HTTPSAddr", BConfig.Listen.HTTPSAddr)
 	BConfig.Listen.HTTPSPort = AppConfig.DefaultInt("HTTPSPort", BConfig.Listen.HTTPSPort)
-	BConfig.Listen.HTTPSCertFile = AppConfig.DefaultString("HTTPCertFile", BConfig.Listen.HTTPSCertFile)
-	BConfig.Listen.HTTPSKeyFile = AppConfig.DefaultString("HTTPKeyFile", BConfig.Listen.HTTPSKeyFile)
-	BConfig.Listen.AdminEnable = AppConfig.DefaultBool("EnableAdmin", BConfig.Listen.AdminEnable)
-	BConfig.Listen.AdminAddr = AppConfig.DefaultString("AdminHTTPAddr", BConfig.Listen.AdminAddr)
-	BConfig.Listen.AdminPort = AppConfig.DefaultInt("AdminHTTPPort", BConfig.Listen.AdminPort)
+	BConfig.Listen.HTTPSCertFile = AppConfig.DefaultString("HTTPSCertFile", BConfig.Listen.HTTPSCertFile)
+	BConfig.Listen.HTTPSKeyFile = AppConfig.DefaultString("HTTPSKeyFile", BConfig.Listen.HTTPSKeyFile)
+	BConfig.Listen.EnableAdmin = AppConfig.DefaultBool("EnableAdmin", BConfig.Listen.EnableAdmin)
+	BConfig.Listen.AdminAddr = AppConfig.DefaultString("AdminAddr", BConfig.Listen.AdminAddr)
+	BConfig.Listen.AdminPort = AppConfig.DefaultInt("AdminPort", BConfig.Listen.AdminPort)
 	BConfig.Listen.EnableFcgi = AppConfig.DefaultBool("EnableFcgi", BConfig.Listen.EnableFcgi)
 	BConfig.Listen.EnableStdIo = AppConfig.DefaultBool("EnableStdIo", BConfig.Listen.EnableStdIo)
-	BConfig.Listen.ServerTimeOut = AppConfig.DefaultInt64("HTTPServerTimeOut", BConfig.Listen.ServerTimeOut)
+	BConfig.Listen.ServerTimeOut = AppConfig.DefaultInt64("ServerTimeOut", BConfig.Listen.ServerTimeOut)
 	BConfig.WebConfig.AutoRender = AppConfig.DefaultBool("AutoRender", BConfig.WebConfig.AutoRender)
 	BConfig.WebConfig.ViewsPath = AppConfig.DefaultString("ViewsPath", BConfig.WebConfig.ViewsPath)
 	BConfig.WebConfig.DirectoryIndex = AppConfig.DefaultBool("DirectoryIndex", BConfig.WebConfig.DirectoryIndex)

hooks.go

@@ -48,7 +48,7 @@ func registerSession() error {
 				"cookieName":      BConfig.WebConfig.Session.SessionName,
 				"gclifetime":      BConfig.WebConfig.Session.SessionGCMaxLifetime,
 				"providerConfig":  filepath.ToSlash(BConfig.WebConfig.Session.SessionProviderConfig),
-				"secure":          BConfig.Listen.HTTPSEnable,
+				"secure":          BConfig.Listen.EnableHTTPS,
 				"enableSetCookie": BConfig.WebConfig.Session.SessionAutoSetCookie,
 				"domain":          BConfig.WebConfig.Session.SessionDomain,
 				"cookieLifeTime":  BConfig.WebConfig.Session.SessionCookieLifeTime,
@@ -88,7 +88,7 @@ func registerDocs() error {
 }
 
 func registerAdmin() error {
-	if BConfig.Listen.AdminEnable {
+	if BConfig.Listen.EnableAdmin {
 		go beeAdminApp.Run()
 	}
 	return nil

router.go

@@ -800,7 +800,7 @@ func (p *ControllerRegister) ServeHTTP(rw http.ResponseWriter, r *http.Request)
 Admin:
 	timeDur := time.Since(startTime)
 	//admin module record QPS
-	if BConfig.Listen.AdminEnable {
+	if BConfig.Listen.EnableAdmin {
 		if FilterMonitorFunc(r.Method, r.URL.Path, timeDur) {
 			if runRouter != nil {
 				go toolbox.StatisticsMap.AddStatistics(r.Method, r.URL.Path, runRouter.Name(), timeDur)

utils/captcha/captcha.go

@@ -64,6 +64,7 @@ import (
 	"net/http"
 	"path"
 	"strings"
+	"time"
 
 	"github.com/astaxie/beego"
 	"github.com/astaxie/beego/cache"
@@ -78,7 +79,7 @@ var (
 const (
 	// default captcha attributes
 	challengeNums    = 6
-	expiration       = 600
+	expiration       = 600 * time.Second
 	fieldIDName      = "captcha_id"
 	fieldCaptchaName = "captcha"
 	cachePrefix      = "captcha_"
@@ -106,7 +107,7 @@ type Captcha struct {
 	ChallengeNums int
 
 	// captcha expiration seconds
-	Expiration int64
+	Expiration time.Duration
 
 	// cache key prefix
 	CachePrefix string