[nagiosplug] Changed the smbclient command used to fetch the ...

[Nagios Plugin Development]

 Module: nagiosplug
 Branch: master
 Commit: febe7b707524c0bb84271599e94d4effd3c23053
 Author: Rafael <rafa.driutti at gmail.com>
   Date: Mon Aug 12 15:52:22 2013 -0300
    URL: http://nagiosplug.git.sf.net/git/gitweb.cgi?p=nagiosplug/nagiosplug;a=commit;h=febe7b7

Changed the smbclient command used to fetch the free space available on the samba shares. Using du instead of ls, since it's much faster, specially with shares that have a lot of files.

---

 plugins-scripts/check_disk_smb.pl |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/plugins-scripts/check_disk_smb.pl b/plugins-scripts/check_disk_smb.pl
index 43841c3..b547615 100755
--- a/plugins-scripts/check_disk_smb.pl
+++ b/plugins-scripts/check_disk_smb.pl
@@ -176,7 +176,7 @@ $SIG{'ALRM'} = sub {
 };
 alarm($TIMEOUT);
 
-# Execute an "ls" on the share using smbclient program
+# Execute a "du" on the share using smbclient program
 # get the results into $res
 my @cmd = (
 	$smbclient,
@@ -185,7 +185,7 @@ my @cmd = (
 	defined($workgroup) ? ("-W", $workgroup) : (),
 	defined($address) ? ("-I", $address) : (),
 	defined($opt_P) ? ("-p", $opt_P) : (),
-	"-c", "ls"
+	"-c", "du"
 );
 
 print join(" ", @cmd) . "\n" if ($verbose);
@@ -198,7 +198,7 @@ alarm(0);
 @lines = split /\n/, $res;
 
 #Get the last line into $_
-$_ = $lines[$#lines];
+$_ = $lines[$#lines-1];
 #print "$_\n";
 
 #Process the last line to get free space.