Passport/pkg/internal/services/jwt.go
2024-06-22 13:04:21 +08:00

59 lines
1.3 KiB
Go

package services
import (
"fmt"
"time"
"github.com/golang-jwt/jwt/v5"
"github.com/spf13/viper"
)
type PayloadClaims struct {
jwt.RegisteredClaims
SessionID string `json:"sed"`
Type string `json:"typ"`
}
const (
JwtAccessType = "access"
JwtRefreshType = "refresh"
)
func EncodeJwt(id string, typ, sub, sed string, aud []string, exp time.Time) (string, error) {
tk := jwt.NewWithClaims(jwt.SigningMethodHS512, PayloadClaims{
jwt.RegisteredClaims{
Subject: sub,
Audience: aud,
Issuer: fmt.Sprintf("https://%s", viper.GetString("domain")),
ExpiresAt: jwt.NewNumericDate(exp),
NotBefore: jwt.NewNumericDate(time.Now()),
IssuedAt: jwt.NewNumericDate(time.Now()),
ID: id,
},
sed,
typ,
})
return tk.SignedString([]byte(viper.GetString("secret")))
}
func DecodeJwt(str string) (PayloadClaims, error) {
var claims PayloadClaims
tk, err := jwt.ParseWithClaims(str, &claims, func(token *jwt.Token) (interface{}, error) {
if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
return nil, fmt.Errorf("unexpected signing method: %v", token.Header["alg"])
}
return []byte(viper.GetString("secret")), nil
})
if err != nil {
return claims, err
}
if data, ok := tk.Claims.(*PayloadClaims); ok {
return *data, nil
} else {
return claims, fmt.Errorf("unexpected token payload: not payload claims type")
}
}