Update

app/controllers/volume_controller.rb

@@ -72,8 +72,16 @@ class VolumeController < ApplicationController
         mnt_dest = mnt_dir + "/" + file.original_filename
 
         puts "upload start"
-        u = AvatarUploader.new
-        u.store_path(:dir)
+        # get permission
+#        dir_left = mnt_dir[0..mnt_dir.rindex('/')]
+#        dir_right = mnt_dir.split(dir_left)[1]
+#        pe = `ls -al #{dir_left} | grep #{dir_right}`.split(" ")[0]
+
+#        puts "111" + dir_left
+#        puts "222" + dir_right
+#        puts "333" + pe
+
+        u = AvatarUploader.new(mnt_dir)
         u.store!(file)
         puts "upload end"
 

app/uploaders/avatar_uploader.rb

@@ -9,10 +9,17 @@ class AvatarUploader < CarrierWave::Uploader::Base
   # Choose what kind of storage to use for this uploader:
   storage :file
   # storage :fog
+  @path
+
+  def initialize(dest = "/mnt/dir")
+    super
+    @path = dest
+  end
 
   # Override the directory where uploaded files will be stored.
   # This is a sensible default for uploaders that are meant to be mounted:
-  def store_dir
+  def cache_dir
+      @path
   end
 
   # Provide a default URL as a default if there hasn't been a file uploaded:

app/views/volume/index.html.erb

@@ -230,7 +230,10 @@
                     new_tr += "<td style='color:#0d8ade;' class='sorting_1'><i class='fa fa-folder-open-o'></i> ";
                     new_tr += "<a  style='cursor: pointer'  onclick='change_directory(" +'"' + cur + "/" + result.file[i].name +'"'+ ")'>" + result.file[i].name + "</a></td>";
                     new_tr += "<td>"+result.file[i].auth+"</td>";
-                    new_tr += "<td><button class='btn btn-primary pull-right'>select</botton></td>";
+                    new_tr += "<td><form data-parsley-validate>";
+                    new_tr += "<input type='hidden' value='" + cur + "/" + result.file[i].name + "'>";
+                    new_tr += "<button type='submit' class='btn btn-primary pull-right'>select</botton>";
+                    new_tr += "</form></td>"
                     new_tr += "</tr>";
                 }
                 $("#datatable_body").append(new_tr);
@@ -241,7 +244,6 @@
     <!-- Mount overlay functions -->
     <script>
     $("#popup_mount #datatable_body form").submit(function(){
-        var mnt_point = $(this).find("input").val();
         var url = window.location + '';
         var vol_name = url.match(/volume_name=([^#]+)/)[1];
         $.ajax({