1.准备
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go get github.com/dgrijalva/jwt-gogo get github.com/gin-gonic/gin |
2.代码
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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 = "服务器繁忙" ErrorReason_ReLogin = "请重新登陆") 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里面添加用户信息，验证token后可能会用到用户信息 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" // 加盐 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} |
运行结果如图：
访问接口
登陆
验证
刷新
http://localhost:9090/login/
http://localhost:9090/verify/
http://localhost:9090/refresh/
到此这篇关于go gin+token(JWT)验证实现登陆验证的文章就介绍到这了,更多相关go gin token JWT登陆验证内容请搜索服务器之家以前的文章或继续浏览下面的相关文章希望大家以后多多支持服务器之家！
原文链接：https://zld126126.blog.csdn.net/article/details/91997398
