51 lines
1.2 KiB
Go
51 lines
1.2 KiB
Go
package utility
|
|
|
|
import (
|
|
"crypto/sha256"
|
|
"encoding/hex"
|
|
"time"
|
|
|
|
"github.com/golang-jwt/jwt/v5"
|
|
)
|
|
|
|
var jwtSecret = []byte("your_secret_key") // 建议放到配置文件
|
|
|
|
type Claims struct {
|
|
UserID int64 `json:"user_id"`
|
|
jwt.RegisteredClaims
|
|
}
|
|
|
|
// GenerateToken 生成 JWT Token
|
|
func GenerateToken(userID int64) (string, error) {
|
|
claims := Claims{
|
|
UserID: userID,
|
|
RegisteredClaims: jwt.RegisteredClaims{
|
|
ExpiresAt: jwt.NewNumericDate(time.Now().Add(24 * time.Hour)),
|
|
IssuedAt: jwt.NewNumericDate(time.Now()),
|
|
},
|
|
}
|
|
token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
|
|
return token.SignedString(jwtSecret)
|
|
}
|
|
|
|
// ParseToken 解析 JWT Token
|
|
func ParseToken(tokenString string) (*Claims, error) {
|
|
token, err := jwt.ParseWithClaims(tokenString, &Claims{}, func(token *jwt.Token) (interface{}, error) {
|
|
return jwtSecret, nil
|
|
})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if claims, ok := token.Claims.(*Claims); ok && token.Valid {
|
|
return claims, nil
|
|
}
|
|
return nil, err
|
|
}
|
|
|
|
// HashPassword 对密码+salt做sha256加密
|
|
func HashPassword(password, salt string) string {
|
|
h := sha256.New()
|
|
h.Write([]byte(password + salt))
|
|
return hex.EncodeToString(h.Sum(nil))
|
|
}
|