Merge pull request #880 from dataease/pr@dev@fix_oidc_error_msg

backend/src/main/java/io/dataease/plugins/server/SSOServer.java

 package io.dataease.plugins.server;
 
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
 import java.util.List;
 import java.util.Map;
 import java.util.stream.Collectors;
@@ -39,6 +41,10 @@ public class SSOServer {
 
     @GetMapping("/callBack")
     public ModelAndView callBack(@RequestParam("code") String code, @RequestParam("state") String state) {
+        ModelAndView modelAndView = new ModelAndView("redirect:/"); 
+        HttpServletResponse response = ServletUtils.response();   
+
+        try {
             Map<String, OidcXpackService> beansOfType = SpringContextUtil.getApplicationContext().getBeansOfType((OidcXpackService.class));
             if(beansOfType.keySet().size() == 0) {
                 DEException.throwException("缺少oidc插件");
@@ -62,7 +68,7 @@ public class SSOServer {
             String realPwd = CodingUtil.md5(sysUserService.defaultPWD());
             String token = JWTUtils.sign(tokenInfo, realPwd);
             ServletUtils.setToken(token);
-        HttpServletResponse response = ServletUtils.response();
+            
             
             Cookie cookie_token = new Cookie("Authorization", token);cookie_token.setPath("/");
             Cookie cookie_id_token = new Cookie("IdToken", ssoToken.getIdToken());cookie_id_token.setPath("/");
@@ -71,7 +77,21 @@ public class SSOServer {
             response.addCookie(cookie_token);
             response.addCookie(cookie_id_token);
             response.addCookie(cookie_ac_token);
-        ModelAndView modelAndView = new ModelAndView("redirect:/");        
+        }catch(Exception e) {
+            String msg;
+            try {
+                msg = URLEncoder.encode(e.getMessage(), "UTF-8");
+                Cookie cookie_error = new Cookie("OidcError", msg);
+                cookie_error.setPath("/");
+                response.addCookie(cookie_error);
+                return modelAndView;
+            } catch (UnsupportedEncodingException e1) {
+                // TODO Auto-generated catch block
+                e.printStackTrace();
+            }
+            
+            
+        } 
         return modelAndView;
     }
     private Map<String, String> config(OidcXpackService oidcXpackService) {

frontend/src/views/login/index.vue

@@ -66,6 +66,7 @@ import { encrypt } from '@/utils/rsaEncrypt'
 import { ldapStatus, oidcStatus } from '@/api/user'
 import { getSysUI } from '@/utils/auth'
 import PluginCom from '@/views/system/plugin/PluginCom'
+import Cookies from 'js-cookie'
 export default {
   name: 'Login',
   components: { PluginCom },
@@ -92,7 +93,7 @@ export default {
   },
   computed: {
     msg() {
-      return this.$store.state.user.loginMsg
+      return this.$store.state.user.loginMsg || Cookies.get('OidcError')
     }
   },
   watch: {