To optimize the implementation details

.gitignore

@@ -26,3 +26,5 @@ _testmain.go
 # OSX
 *.DS_Store
 *.db
+/example/client/client
+/example/server/server

errors/error.go

@@ -2,25 +2,12 @@ package errors
 
 import "errors"
 
+// known errors
 var (
-	// ErrNilValue Nil Value
-	ErrNilValue = errors.New("nil value")
-
-	// ErrInvalidRedirectURI invalid redirect uri
-	ErrInvalidRedirectURI = errors.New("invalid redirect uri")
-
-	// ErrInvalidAuthorizeCode invalid authorize code
+	ErrInvalidRedirectURI   = errors.New("invalid redirect uri")
 	ErrInvalidAuthorizeCode = errors.New("invalid authorize code")
-
-	// ErrInvalidAccessToken invalid access token
-	ErrInvalidAccessToken = errors.New("invalid access token")
-
-	// ErrInvalidRefreshToken  invalid refresh token
-	ErrInvalidRefreshToken = errors.New("invalid refresh token")
-
-	// ErrExpiredAccessToken expired access token
-	ErrExpiredAccessToken = errors.New("expired access token")
-
-	// ErrExpiredRefreshToken expired refresh token
-	ErrExpiredRefreshToken = errors.New("expired refresh token")
+	ErrInvalidAccessToken   = errors.New("invalid access token")
+	ErrInvalidRefreshToken  = errors.New("invalid refresh token")
+	ErrExpiredAccessToken   = errors.New("expired access token")
+	ErrExpiredRefreshToken  = errors.New("expired refresh token")
 )

errors/response.go

@@ -10,36 +10,18 @@ type Response struct {
 	StatusCode  int    `json:"-"`
 }
 
+// https://tools.ietf.org/html/rfc6749#section-5.2
 var (
-	// ErrInvalidRequest invalid request
-	ErrInvalidRequest = errors.New("invalid_request")
-
-	// ErrUnauthorizedClient unauthorized client
-	ErrUnauthorizedClient = errors.New("unauthorized_client")
-
-	// ErrAccessDenied access denied
-	ErrAccessDenied = errors.New("access_denied")
-
-	// ErrUnsupportedResponseType unsupported response type
+	ErrInvalidRequest          = errors.New("invalid_request")
+	ErrUnauthorizedClient      = errors.New("unauthorized_client")
+	ErrAccessDenied            = errors.New("access_denied")
 	ErrUnsupportedResponseType = errors.New("unsupported_response_type")
-
-	// ErrInvalidScope invalid scope
-	ErrInvalidScope = errors.New("invalid_scope")
-
-	// ErrServerError server error
-	ErrServerError = errors.New("server_error")
-
-	// ErrTemporarilyUnavailable temporarily unavailable
-	ErrTemporarilyUnavailable = errors.New("temporarily_unavailable")
-
-	// ErrInvalidClient invalid client
-	ErrInvalidClient = errors.New("invalid_client")
-
-	// ErrInvalidGrant invalid grant
-	ErrInvalidGrant = errors.New("invalid_grant")
-
-	// ErrUnsupportedGrantType unsupported grant type
-	ErrUnsupportedGrantType = errors.New("unsupported_grant_type")
+	ErrInvalidScope            = errors.New("invalid_scope")
+	ErrServerError             = errors.New("server_error")
+	ErrTemporarilyUnavailable  = errors.New("temporarily_unavailable")
+	ErrInvalidClient           = errors.New("invalid_client")
+	ErrInvalidGrant            = errors.New("invalid_grant")
+	ErrUnsupportedGrantType    = errors.New("unsupported_grant_type")
 )
 
 // Descriptions error description

example/README.md

@@ -6,15 +6,17 @@ Run Server
 
 ``` bash
 $ cd example/server
-$ go run main.go
+$ go build server.go
+$ ./server
 ```
 
 Run Client
 ----------
 
 ```
 $ cd example/client
-$ go run main.go
+$ go build client.go
+$ ./client
 ```
 
 Open the browser

manage.go

@@ -18,27 +18,30 @@ type TokenGenerateRequest struct {
 
 // Manager Authorization management interface
 type Manager interface {
-	// GetClient Get the client information
+	// Check the interface implementation
+	CheckInterface() (err error)
+
+	// Get the client information
 	GetClient(clientID string) (cli ClientInfo, err error)
 
-	// GenerateAuthToken Generate the authorization token(code)
+	// Generate the authorization token(code)
 	GenerateAuthToken(rt ResponseType, tgr *TokenGenerateRequest) (authToken TokenInfo, err error)
 
-	// GenerateAccessToken Generate the access token
+	// Generate the access token
 	GenerateAccessToken(rt GrantType, tgr *TokenGenerateRequest) (accessToken TokenInfo, err error)
 
-	// RefreshAccessToken Refreshing an access token
+	// Refreshing an access token
 	RefreshAccessToken(tgr *TokenGenerateRequest) (accessToken TokenInfo, err error)
 
-	// RemoveAccessToken Use the access token to delete the token information
+	// Use the access token to delete the token information
 	RemoveAccessToken(access string) (err error)
 
-	// RemoveRefreshToken Use the refresh token to delete the token information
+	// Use the refresh token to delete the token information
 	RemoveRefreshToken(refresh string) (err error)
 
-	// LoadAccessToken According to the access token for corresponding token information
+	// According to the access token for corresponding token information
 	LoadAccessToken(access string) (ti TokenInfo, err error)
 
-	// LoadRefreshToken According to the refresh token for corresponding token information
+	// According to the refresh token for corresponding token information
 	LoadRefreshToken(refresh string) (ti TokenInfo, err error)
 }

manage/config.go

@@ -0,0 +1,23 @@
+package manage
+
+import "time"
+
+// Config authorization configuration parameters
+type Config struct {
+	// access token expiration time (in seconds)
+	AccessTokenExp time.Duration
+	// refresh token expiration time(in seconds)
+	RefreshTokenExp time.Duration
+	// whether to generate the refreshing token
+	IsGenerateRefresh bool
+}
+
+// default configs
+var (
+	DefaultCodeExp               = time.Minute * 10
+	DefaultAuthorizeCodeTokenCfg = &Config{AccessTokenExp: time.Hour * 2, RefreshTokenExp: time.Hour * 24 * 3, IsGenerateRefresh: true}
+	DefaultImplicitTokenCfg      = &Config{AccessTokenExp: time.Hour * 1}
+	DefaultPasswordTokenCfg      = &Config{AccessTokenExp: time.Hour * 2, RefreshTokenExp: time.Hour * 24 * 7, IsGenerateRefresh: true}
+	DefaultClientTokenCfg        = &Config{AccessTokenExp: time.Hour * 2}
+	DefaultRefreshTokenCfg       = &Config{}
+)

manage/manage_test.go

@@ -14,6 +14,12 @@ func TestManager(t *testing.T) {
 	Convey("Manager test", t, func() {
 		manager := manage.NewDefaultManager()
 		manager.MapClientStorage(store.NewTestClientStore())
+		manager.MustTokenStorage(store.NewMemoryTokenStore())
+
+		Convey("CheckInterface test", func() {
+			err := manager.CheckInterface()
+			So(err, ShouldBeNil)
+		})
 
 		Convey("GetClient test", func() {
 			cli, err := manager.GetClient("1")
@@ -22,7 +28,6 @@ func TestManager(t *testing.T) {
 		})
 
 		Convey("Token test", func() {
-			manager.MustTokenStorage(store.NewMemoryTokenStore())
 			testManager(manager)
 		})
 	})