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jwt.go
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jwt.go
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package util
import (
"github.com/detectiveHLH/go-backend-starter/setting"
"github.com/dgrijalva/jwt-go"
"time"
)
var jwtSecret = []byte(setting.AppSetting.JwtSecret)
type Claims struct {
Username string `json:"username"`
Password string `json:"password"`
jwt.StandardClaims
}
/**
生成token
@param username 用户名 string
@param password 密码 string
@returns token, err
*/
func GenerateToken(username, password string) (string, error) {
nowTime := time.Now()
expireTime := nowTime.Add(3 * time.Hour)
claims := Claims{
username,
password,
jwt.StandardClaims {
ExpiresAt : expireTime.Unix(),
Issuer : "go-backend-starter",
},
}
tokenClaims := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
token, err := tokenClaims.SignedString(jwtSecret)
return token, err
}
/**
解析token
@param token
@returns token, err
*/
func ParseToken(token string) (*Claims, error) {
tokenClaims, err := jwt.ParseWithClaims(token, &Claims{}, func(token *jwt.Token) (interface{}, error) {
return jwtSecret, nil
})
if tokenClaims != nil {
if claims, ok := tokenClaims.Claims.(*Claims); ok && tokenClaims.Valid {
return claims, nil
}
}
return nil, err
}