From 3d8a45475d431591b9804457dc1a852332bbd0e2 Mon Sep 17 00:00:00 2001 From: jbjohnso Date: Fri, 2 Oct 2009 18:04:43 +0000 Subject: [PATCH] -Move rng seeding git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@4289 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd --- perl-xCAT/xCAT/VMCommon.pm | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/perl-xCAT/xCAT/VMCommon.pm b/perl-xCAT/xCAT/VMCommon.pm index c29c6e402..afc4367a5 100644 --- a/perl-xCAT/xCAT/VMCommon.pm +++ b/perl-xCAT/xCAT/VMCommon.pm @@ -55,6 +55,7 @@ sub getMacAddresses { $updatesneeded = 1; } + srand(); #Re-seed the rng. This will make the mac address generation less deterministic while ($count > 0) { #still need more, autogen $macaddr = ""; while (not $macaddr) { @@ -85,7 +86,6 @@ sub getMacAddresses { sub genMac { #Generates a mac address for a node, does NOT assure uniqueness, calling code needs to do that my $node=shift; my $prefix = shift; - srand(); #Re-seed the rng. I haven't been able to reproduce it, but duplicate macs were somehow making it if ($prefix) { #Specific prefix requested, honor it my $tail = int(rand(0xffffff)); #With only 24 bits of space, use random bits; $tail = sprintf("%06x",$tail);