From 0544cae172fa98a1de38e80adf40e220bc25c1f3 Mon Sep 17 00:00:00 2001
From: Petter Reinholdtsen <pere@hungry.com>
Date: Sat, 26 Nov 2011 22:00:24 +0000
Subject: Make munin plugin more robust, by not mapping 'illegal' characters in
 site names to _.

---
 munin-plugin | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'munin-plugin')

diff --git a/munin-plugin b/munin-plugin
index a0899db..8c18a87 100755
--- a/munin-plugin
+++ b/munin-plugin
@@ -50,8 +50,9 @@ if (!$ARGV[0]) {
 
 sub label2key {
     my $label = shift;
-    $label =~ s/[^a-zA-Z0-9_]+/_/g;
-    $label =~ s/^_+//;
+    # Removing illegal characters.  Apparently using '_' as a
+    # replacement character break graph generation with version 1.2.5.
+    $label =~ s/[^a-zA-Z0-9]+//g;
     return $label;
 }
 
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