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IPv6 tool: convert mac address to link local address

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git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@6276 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
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ligc 2010-05-31 08:32:19 +00:00
parent cd4b5517cc
commit 48f4ef86ea
1 changed files with 53 additions and 0 deletions
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53
xCAT-server/share/xcat/tools/mac2linklocal Executable file
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#!/usr/bin/env perl
# IBM(c) 2010 EPL license http://www.eclipse.org/legal/epl-v10.html
#
#####################################################
#
# This script will calculate the IPv6 link local address
# from the mac address
# the mac address can be something like
# 00215ea68cd9 or 00:21:5e:a6:8c:d9
# example mac2linklocal 00215ea68cd9
#
#####################################################
BEGIN
{
$::XCATROOT = $ENV{'XCATROOT'} ? $ENV{'XCATROOT'} : '/opt/xcat';
}
use lib "$::XCATROOT/lib/perl";
use strict;
use warnings;
use Getopt::Long;
use xCAT::NetworkUtils;
if (
!GetOptions("h|help" => \$::HELP,
"m=s" => \$::MACADDR,)
)
{
&usage;
exit 1;
}
if ($::HELP)
{
&usage;
exit 0;
}
if ($::MACADDR)
{
my $linklocal = xCAT::NetworkUtils->linklocaladdr($::MACADDR);
print "$linklocal";
}
sub usage
{
print "Mac to IPv6 link local address utility.\n";
print "Usage:\n";
print "\t mac2linklocal -m <mac_address>\n";
return;
}