hs-12 Mejora en mensajes de errores

src/controllers/main_controller.go

 package controllers
 
 import (
+	"net/http"
+	"strconv"
+
 	"github.com/genshen/ssh-web-console/src/models"
 	"github.com/genshen/ssh-web-console/src/utils"
 	"golang.org/x/crypto/ssh"
-	"net/http"
-	"strconv"
 )
 
 func SignIn(w http.ResponseWriter, r *http.Request) {
@@ -35,13 +36,25 @@ func SignIn(w http.ResponseWriter, r *http.Request) {
 			session.Node = utils.NewSSHNode(userinfo.Host, userinfo.Port)
 			err := session.Connect(userinfo.Username, ssh.Password(userinfo.Password))
 			if err != nil {
-				errUnmarshal = models.JsonResponse{HasError: true, Message: models.SIGN_IN_FORM_TYPE_ERROR_PASSWORD}
+				// Incluir mensaje de error SSH detallado
+				errorDetail := err.Error()
+				errUnmarshal = models.JsonResponse{
+					HasError:    true,
+					Message:     models.SIGN_IN_FORM_TYPE_ERROR_PASSWORD,
+					ErrorDetail: errorDetail,
+				}
 			} else {
 				defer session.Close()
 				// create session
 				client, err := session.GetClient()
 				if err != nil {
 					// bad connection.
+					errUnmarshal = models.JsonResponse{
+						HasError:    true,
+						Message:     models.SIGN_IN_FORM_TYPE_ERROR_TEST,
+						ErrorDetail: "Error al obtener cliente SSH: " + err.Error(),
+					}
+					utils.ServeJSON(w, errUnmarshal)
 					return
 				}
 				if session, err := client.NewSession(); err == nil {
@@ -51,10 +64,30 @@ func SignIn(w http.ResponseWriter, r *http.Request) {
 							utils.ServeJSON(w, errUnmarshal)
 							utils.SessionStorage.Put(token, expireUnix, userinfo)
 							return
+						} else {
+							// Error al crear token JWT
+							errUnmarshal = models.JsonResponse{
+								HasError:    true,
+								Message:     models.SIGN_IN_FORM_TYPE_ERROR_TEST,
+								ErrorDetail: "Error al crear token JWT: " + err.Error(),
+							}
 						}
+					} else {
+						// Error al ejecutar whoami
+						errUnmarshal = models.JsonResponse{
+							HasError:    true,
+							Message:     models.SIGN_IN_FORM_TYPE_ERROR_TEST,
+							ErrorDetail: "Error al ejecutar comando de prueba (whoami): " + err.Error(),
+						}
+					}
+				} else {
+					// Error al crear sesión SSH
+					errUnmarshal = models.JsonResponse{
+						HasError:    true,
+						Message:     models.SIGN_IN_FORM_TYPE_ERROR_TEST,
+						ErrorDetail: "Error al crear sesión SSH: " + err.Error(),
 					}
 				}
-				errUnmarshal = models.JsonResponse{HasError: true, Message: models.SIGN_IN_FORM_TYPE_ERROR_TEST}
 			}
 		} else {
 			errUnmarshal = models.JsonResponse{HasError: true, Message: models.SIGN_IN_FORM_TYPE_ERROR_VALID}

src/models/signin_form.go

@@ -15,7 +15,8 @@ type UserInfo struct {
 }
 
 type JsonResponse struct {
-	HasError bool        `json:"has_error"`
-	Message  interface{} `json:"message"`
-	Addition interface{} `json:"addition"`
+	HasError    bool        `json:"has_error"`
+	Message     interface{} `json:"message"`
+	Addition    interface{} `json:"addition"`
+	ErrorDetail string      `json:"error_detail,omitempty"` // Mensaje de error detallado (ej: error SSH específico)
 }