1.準備
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go get github.com/dgrijalva/jwt-gogo get github.com/gin-gonic/gin |
2.代碼
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package main import ( "errors" "fmt" "github.com/dgrijalva/jwt-go" "github.com/gin-gonic/gin" "net/http" "time") func main() { r := gin.Default() r.GET("/login/:username/:password", login) r.GET("/verify/:token", verify) r.GET("/refresh/:token", refresh) r.GET("/sayHello/:token", sayHello) r.Run(":9090") //http://localhost:9090/login/dong/123456 //http://localhost:9090/verify/eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjE1NjA1MTIyMTAsImlhdCI6MTU2MDUwODYxMCwidXNlcl9pZCI6MSwicGFzc3dvcmQiOiIxMjM0NTYiLCJ1c2VybmFtZSI6ImRvbmciLCJmdWxsX25hbWUiOiJkb25nIiwicGVybWlzc2lvbnMiOltdfQ.Esh1Zge0vO1BAW1GeR5wurWP3H1jUIaMf3tcSaUwkzA //http://localhost:9090/refresh/eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjE1NjA1MTIyNDMsImlhdCI6MTU2MDUwODYxMCwidXNlcl9pZCI6MSwicGFzc3dvcmQiOiIxMjM0NTYiLCJ1c2VybmFtZSI6ImRvbmciLCJmdWxsX25hbWUiOiJkb25nIiwicGVybWlzc2lvbnMiOltdfQ.Xkb_J8MWXkwGUcBF9bpp2Ccxp8nFPtRzFzOBeboHmg0} const( ErrorReason_ServerBusy = "服務器繁忙" ErrorReason_ReLogin = "請重新登陸") func sayHello(c *gin.Context) { strToken := c.Param("token") claim,err := verifyAction(strToken) if err != nil { c.String(http.StatusNotFound, err.Error()) return } c.String(http.StatusOK, "hello,",claim.Username)} type JWTClaims struct { // token里面添加用戶信息，驗證token后可能會用到用戶信息 jwt.StandardClaims UserID int `json:"user_id"` Password string `json:"password"` Username string `json:"username"` FullName string `json:"full_name"` Permissions []string `json:"permissions"`} var ( Secret = "dong_tech" // 加鹽 ExpireTime = 3600 // token有效期) func login(c *gin.Context) { username := c.Param("username") password := c.Param("password") claims := &JWTClaims{ UserID: 1, Username: username, Password: password, FullName: username, Permissions: []string{}, } claims.IssuedAt = time.Now().Unix() claims.ExpiresAt = time.Now().Add(time.Second * time.Duration(ExpireTime)).Unix() signedToken,err:=getToken(claims) if err!=nil{ c.String(http.StatusNotFound, err.Error()) return } c.String(http.StatusOK, signedToken)} func verify(c *gin.Context) { strToken := c.Param("token") claim,err := verifyAction(strToken) if err != nil { c.String(http.StatusNotFound, err.Error()) return } c.String(http.StatusOK, "verify,",claim.Username)} func refresh(c *gin.Context) { strToken := c.Param("token") claims,err := verifyAction(strToken) if err != nil { c.String(http.StatusNotFound, err.Error()) return } claims.ExpiresAt = time.Now().Unix() + (claims.ExpiresAt - claims.IssuedAt) signedToken,err:=getToken(claims) if err!=nil{ c.String(http.StatusNotFound, err.Error()) return } c.String(http.StatusOK, signedToken)} func verifyAction(strToken string) (*JWTClaims, error) { token, err := jwt.ParseWithClaims(strToken, &JWTClaims{}, func(token *jwt.Token) (interface{}, error) { return []byte(Secret), nil }) if err != nil { return nil, errors.New(ErrorReason_ServerBusy) } claims, ok := token.Claims.(*JWTClaims) if !ok { return nil, errors.New(ErrorReason_ReLogin) } if err := token.Claims.Valid(); err != nil { return nil, errors.New(ErrorReason_ReLogin) } fmt.Println("verify") return claims, nil} func getToken(claims *JWTClaims)(string,error){ token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims) signedToken, err := token.SignedString([]byte(Secret)) if err != nil { return "",errors.New(ErrorReason_ServerBusy) } return signedToken,nil} |
運行結果如圖：
訪問接口
登陸
驗證
刷新
http://localhost:9090/login/
http://localhost:9090/verify/
http://localhost:9090/refresh/
到此這篇關于go gin+token(JWT)驗證實現登陸驗證的文章就介紹到這了,更多相關go gin token JWT登陸驗證內容請搜索服務器之家以前的文章或繼續瀏覽下面的相關文章希望大家以后多多支持服務器之家！
原文鏈接：https://zld126126.blog.csdn.net/article/details/91997398
