diff --git a/jperm/utils.py b/jperm/utils.py
index 0d8cf32657eb33e2ebb5f717589240637506f04c..a894f4453e8f68507af7bbf5ad9f608abab1449e 100644
--- a/jperm/utils.py
+++ b/jperm/utils.py
@@ -2,7 +2,8 @@
 
 import random
 import os.path
-
+import shutil
+from paramiko import SSHException
 from paramiko.rsakey import RSAKey
 from jumpserver.api import mkdir
 from uuid import uuid4
@@ -28,21 +29,32 @@ def updates_dict(*args):
     return result
 
 
-def gen_keys(gen=True):
+def gen_keys(key="", key_path_dir=""):
     """
     在KEY_DIR下创建一个 uuid命名的目录，
     并且在该目录下 生产一对秘钥
     :return: 返回目录名(uuid)
     """
     key_basename = "key-" + uuid4().hex
-    key_path_dir = os.path.join(KEY_DIR, 'role_key', key_basename)
-    mkdir(key_path_dir, mode=0755)
-    if not gen:
-        return key_path_dir
-    key = RSAKey.generate(2048)
+    if not key_path_dir:
+        key_path_dir = os.path.join(KEY_DIR, 'role_key', key_basename)
     private_key = os.path.join(key_path_dir, 'id_rsa')
     public_key = os.path.join(key_path_dir, 'id_rsa.pub')
-    key.write_private_key_file(private_key)
+    mkdir(key_path_dir, mode=0755)
+    if not key:
+        key = RSAKey.generate(2048)
+        key.write_private_key_file(private_key)
+    else:
+        key_file = os.path.join(key_path_dir, 'id_rsa')
+        with open(key_file, 'w') as f:
+            f.write(key)
+            f.close()
+        with open(key_file) as f:
+            try:
+                key = RSAKey.from_private_key(f)
+            except SSHException:
+                shutil.rmtree(key_path_dir, ignore_errors=True)
+                raise SSHException
     os.chmod(private_key, 0644)
 
     with open(public_key, 'w') as content_file:
diff --git a/jperm/views.py b/jperm/views.py
index f550f8e13a9d8337d134b5738a8c491e092e4a75..3873dd974a02970dd7ada3071b01d11d2dcbc461 100644
--- a/jperm/views.py
+++ b/jperm/views.py
@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 
 from django.db.models import Q
+from paramiko import SSHException
 from jperm.perm_api import *
 from juser.user_api import gen_ssh_key
 
@@ -273,20 +274,19 @@ def perm_role_add(request):
                 encrypt_pass = CRYPTOR.encrypt(CRYPTOR.gen_rand_pass(20))
             # 生成随机密码，生成秘钥对
             if key_content:
-                key_path = gen_keys(gen=False)
-                with open(os.path.join(key_path, 'id_rsa'), 'w') as f:
-                    f.write(key_content)
+                try:
+                    key_path = gen_keys(key=key_content)
+                except SSHException:
+                    raise ServerError('输入的密钥不合法')
             else:
                 key_path = gen_keys()
             logger.debug('generate role key: %s' % key_path)
             role = PermRole(name=name, comment=comment, password=encrypt_pass, key_path=key_path)
             role.save()
             msg = u"添加角色: %s" % name
-            return HttpResponseRedirect('/perm/role/')
+            return HttpResponseRedirect('/jperm/role/')
         except ServerError, e:
             error = e
-    else:
-        return HttpResponse(u"不支持该操作")
 
     return my_render('jperm/perm_role_add.html', locals(), request)
 
@@ -368,8 +368,10 @@ def perm_role_edit(request):
                 role.password = encrypt_pass
             # 生成随机密码，生成秘钥对
             if key_content:
-                with open(os.path.join(role.key_path, 'id_rsa'), 'w') as f:
-                    f.write(key_content)
+                try:
+                    key_path = gen_keys(key=key_content, key_path_dir=role.key_path)
+                except SSHException:
+                    raise ServerError('输入的密钥不合法')
                 logger.debug('Recreate role key: %s' % role.key_path)
             # 写入数据库
             role.name = role_name
diff --git a/templates/jperm/perm_role_add.html b/templates/jperm/perm_role_add.html
index b50c2a77878be436843cfc6cf9ffed3c4aa639b6..75e07e35a285e4d2c27bf3772a498cca54cefd27 100644
--- a/templates/jperm/perm_role_add.html
+++ b/templates/jperm/perm_role_add.html
@@ -47,7 +47,6 @@
                                     <span class="help-block m-b-none">如果不添加密码，会自动生成</span>
                                 </div>
                             </div>
-                            <div class="hr-line-dashed"></div>
                             <div class="form-group">
                                 <label for="role_key" class="col-sm-2 control-label">角色密钥</label>
                                 <div class="col-sm-8">