Files
2024-12-12 09:53:29 +07:00

264 lines
7.1 KiB
Go

package auth
import (
"context"
"fmt"
"log"
"net/http"
"time"
"github.com/golang-jwt/jwt/v5"
"github.com/jmoiron/sqlx"
"sismedika.com/sas/westone/configs"
"sismedika.com/sas/westone/types"
"sismedika.com/sas/westone/utils"
)
type ContextKey string
const UserContextKey ContextKey = "mk1S2sKM12KASd02dp1"
// func WithJWTAuth(handlerFunc http.HandlerFunc, store types.UserStore) http.HandlerFunc {
// return func(w http.ResponseWriter, r *http.Request) {
// tokenString := utils.GetTokenFromRequest(r)
// token, err := validateJWT(tokenString)
// if err != nil {
// log.Printf("failed to validate token: %v", err)
// permissionDenied(w)
// return
// }
// if !token.Valid {
// log.Println("invalid token")
// permissionDenied(w)
// return
// }
// claims := token.Claims.(jwt.MapClaims)
// str := claims["userID"].(string)
// userID, err := strconv.Atoi(str)
// if err != nil {
// log.Printf("failed to convert userID to int: %v", err)
// permissionDenied(w)
// return
// }
// u, err := store.GetUserByID(userID)
// if err != nil {
// log.Printf("failed to get user by id: %v", err)
// permissionDenied(w)
// return
// }
// // Add the user to the context
// ctx := r.Context()
// ctx = context.WithValue(ctx, UserKey, u.MUserID)
// r = r.WithContext(ctx)
// // Call the function if the token is valid
// handlerFunc(w, r)
// }
// }
func CreateJWT(data types.DataJWT) (string, error) {
secret := []byte(configs.Envs.JWTSecret)
token := jwt.NewWithClaims(jwt.SigningMethodHS256, jwt.MapClaims{
"M_UserID": data.M_UserID,
"M_UserEmail": data.M_UserEmail,
"M_UserName": data.M_UserName,
"M_UserGroupDashboard": data.M_UserGroupDashboard,
"M_UserDefaultTSampleStationID": data.M_UserDefaultTSampleStationID,
"M_StaffName": data.M_StaffName,
"Is_Courier": data.Is_Courier,
"Time_Autologout": data.Time_Autologout,
"Type_Akun": data.Type_Akun,
"IP": data.Ip,
"Agent": data.Agent,
"Version": data.Version,
"LastLogin": data.LastLogin,
})
tokenString, err := token.SignedString(secret)
if err != nil {
return "", err
}
return tokenString, err
}
func validateJWT(tokenString string) (*jwt.Token, error) {
return jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
err := fmt.Errorf("unexpected signing method: %v", token.Header["alg"])
fmt.Printf("Error validating JWT token: %v\n", err)
return nil, err
}
return []byte(configs.Envs.JWTSecret), nil
})
}
func permissionDenied(w http.ResponseWriter) {
utils.WriteError(w, http.StatusForbidden, fmt.Errorf("PERMISSION DENIED"))
}
func tokenExpired(w http.ResponseWriter) {
utils.WriteError(w, http.StatusForbidden, fmt.Errorf("TOKEN EXPIRED"))
}
func GetUserIDFromContext(ctx context.Context) int {
userID, ok := ctx.Value(UserContextKey).(int)
if !ok {
return -1
}
return userID
}
func AuthMiddleware(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
tokenstr := utils.GetTokenFromRequest(r)
token, err := validateJWT(tokenstr)
if err != nil {
log.Printf("[ERROR] Failed to validate jwt token: %v", err)
permissionDenied(w)
return
}
if !token.Valid {
log.Println("[ERROR] Invalid token")
permissionDenied(w)
return
}
claims := token.Claims.(jwt.MapClaims)
ctx := r.Context()
ctx = context.WithValue(ctx, UserContextKey, claims)
r = r.WithContext(ctx)
next.ServeHTTP(w, r)
})
}
func WithAuthStore(store types.OauthStore) func(http.Handler) http.Handler {
return func(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
ctx := context.WithValue(r.Context(), "auth_store", store)
//start
tokenstr := utils.GetTokenFromRequest(r)
token, err := validateJWT(tokenstr)
if err != nil {
log.Printf("[ERROR] Failed to validate jwt token: %v", err)
permissionDenied(w)
return
}
if !token.Valid {
log.Println("[ERROR] Invalid token")
permissionDenied(w)
return
}
// claims := token.Claims.(jwt.MapClaims)
// userID := int(claims["M_UserID"].(float64))
// Ambil store dari context
// fmt.Printf("store: %v", store)
// store, ok := r.Context().Value("auth_store").(types.OauthStore)
// if !ok {
// log.Println("[ERROR] Auth store not found in context")
// permissionDenied(w)
// return
// }
// Update expired token
if err := store.UpdateExpiredToken(tokenstr); err != nil {
if err.Error() == "token expired" {
tokenExpired(w)
} else {
log.Printf("[ERROR] Failed to update token expiry: %v", err)
permissionDenied(w)
}
return
}
//end
next.ServeHTTP(w, r.WithContext(ctx))
})
}
}
func UpdateExpiredTokentest(userID int, db *sqlx.DB) error {
tx, err := db.BeginTxx(context.Background(), nil)
if err != nil {
return fmt.Errorf("failed to begin transaction: %v", err)
}
defer func() {
if err != nil {
tx.Rollback()
}
}()
qrySys := `SELECT Conf_SystemIsAutoLogOut, Conf_SystemAutoLogOutDuration FROM conf_system LIMIT 1`
var isAutoLogOut string
var autoLogOutDuration int
err = db.QueryRow(qrySys).Scan(&isAutoLogOut, &autoLogOutDuration)
if err != nil {
return fmt.Errorf("failed to get system config: %v", err)
}
if isAutoLogOut == "Y" {
qryEt := `SELECT DATE_FORMAT(M_UserExpiredToken, '%Y-%m-%d %H:%i:%s') as M_UserExpiredToken FROM m_user WHERE M_UserID = ?`
var expiredToken string
err = db.Get(&expiredToken, qryEt, userID)
if err != nil {
return fmt.Errorf("failed to get expired token: %v", err)
}
timeNow := time.Now()
expiredTime, err := time.Parse("2006-01-02 15:04:05", expiredToken)
if err != nil {
return fmt.Errorf("failed to parse expired token: %v", err)
}
if timeNow.After(expiredTime) {
return fmt.Errorf("token expired")
}
timeNowAdd := timeNow.Add(time.Duration(autoLogOutDuration) * time.Minute)
qryUpdateExpiredToken := `UPDATE m_user SET M_UserExpiredToken = ? WHERE M_UserID = ?`
_, err = tx.Exec(qryUpdateExpiredToken, timeNowAdd.Format("2006-01-02 15:04:05"), userID)
if err != nil {
return fmt.Errorf("failed to update expired token: %v", err)
}
qry := `UPDATE m_user SET M_UserExpiredToken = NOW() WHERE M_UserID = :userID`
_, err = tx.NamedExec(qry, map[string]interface{}{
"userID": userID,
})
fmt.Println("err", err)
if err != nil {
return fmt.Errorf("failed to update expired token: %v", err)
}
if err = tx.Commit(); err != nil {
return fmt.Errorf("failed to commit transaction: %v", err)
}
}
return nil
}
// Middleware untuk menyimpan store ke context
func WithStore(store *Store) func(http.Handler) http.Handler {
return func(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
ctx := context.WithValue(r.Context(), "store", store)
next.ServeHTTP(w, r.WithContext(ctx))
})
}
}