Add error handling to top tiles

2016-09-26 17:10:11 +09:00
parent b10c6803ac
commit fada76fde7
2 changed files with 26 additions and 10 deletions
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -27,6 +27,12 @@ module ApplicationHelper
        volume = Hash.new
        node = Node.take
        df = get_df
+
+        # error check : node is nil
+        if node.nil?
+            return volumes
+        end
+
        command = String.new
        command << "sshpass -p#{node.user_password} ssh #{node.user_name}@#{node.host_ip} gluster volume info"
        puts command