zardzul
49 lines
1.1 KiB
Go
49 lines
1.1 KiB
Go
package utils
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import (
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"errors"
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"time"
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"github.com/golang-jwt/jwt/v5"
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)
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type Claims struct {
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UserName string `json:"user_name"`
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UserMail string `json:"user_mail"`
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jwt.RegisteredClaims
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}
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func GenerateToken(secret, issuer, userID, userName, userMail string, ttl time.Duration) (string, error) {
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now := time.Now()
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claims := Claims{
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UserName: userName,
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UserMail: userMail,
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RegisteredClaims: jwt.RegisteredClaims{
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Subject: userID,
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Issuer: issuer,
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IssuedAt: jwt.NewNumericDate(now),
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ExpiresAt: jwt.NewNumericDate(now.Add(ttl)),
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},
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}
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token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
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return token.SignedString([]byte(secret))
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}
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func ValidateToken(secret string, tokenString string) (*Claims, error) {
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token, err := jwt.ParseWithClaims(tokenString, &Claims{}, func(t *jwt.Token) (interface{}, error) {
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if t.Method != jwt.SigningMethodHS256 {
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return nil, errors.New("unexpected signing method")
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}
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return []byte(secret), nil
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})
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if err != nil {
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return nil, err
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}
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claims, ok := token.Claims.(*Claims)
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if !ok || !token.Valid {
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return nil, errors.New("invalid token")
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}
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return claims, nil
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}
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