From 3f641e37b99d5aa18ecf2f58364696ac17f859d2 Mon Sep 17 00:00:00 2001
From: Tobi Oetiker <tobi@oetiker.ch>
Date: Thu, 23 Aug 2007 20:58:01 +0000
Subject: * improved handling of slave updates * added median/sdev to graphs

---
 lib/Smokeping/Master.pm | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'lib/Smokeping')

diff --git a/lib/Smokeping/Master.pm b/lib/Smokeping/Master.pm
index 10333a8..ddd708e 100644
--- a/lib/Smokeping/Master.pm
+++ b/lib/Smokeping/Master.pm
@@ -139,14 +139,14 @@ sub get_slaveupdates {
     my $data;
     if ( open (my $hand, '<', $file) ) {
         if ( flock $hand, LOCK_EX ){
-            eval { $data = fd_retrieve  $hand };
+            rename $file,$file.$$;
+            eval { $data = fd_retrieve $hand };
+            unlink $file.$$;
+            flock $hand, LOCK_UN;            
             if ($@) { #error
                 warn "Loading $file: $@";  
                 return;
             }
-            seek $hand, 0,0;
-            truncate $hand, 0;
-            flock $hand, LOCK_UN;
         } else {
             warn "Could not lock $file. Can't load data.\n";
         }
-- 
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