xcat-core/xCAT-server/share/xcat/cons/kvm
jbjohnso 6876e7bb3a -Inform ssh of the batch nature of via in VM wvid
-symlink xen to kvm wvid method
-Add conserver backend for kvm


git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@2894 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
2009-03-14 00:40:38 +00:00

89 lines
2.3 KiB
Perl
Executable File

#!/usr/bin/env perl
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
use Fcntl qw(:DEFAULT :flock);
sub get_lock {
unless (flock(LOCKHANDLE,LOCK_EX|LOCK_NB)) {
$| = 1;
print "Acquiring startup lock...";
flock(LOCKHANDLE,LOCK_EX) or die "Fatal error securing startup lock";
print "done\n";
}
truncate(LOCKHANDLE,0);
print LOCKHANDLE $$."\n";
}
sub release_lock {
truncate(LOCKHANDLE,0);
flock(LOCKHANDLE,LOCK_UN);
}
BEGIN
{
use Time::HiRes qw(sleep);
use File::Path;
use Fcntl qw(:DEFAULT :flock);
$::XCATROOT = $ENV{'XCATROOT'} ? $ENV{'XCATROOT'} : '/opt/xcat';
umask 0077;
mkpath("/tmp/xcat/");
unless (sysopen(LOCKHANDLE,"/tmp/xcat/consolelock",O_WRONLY | O_CREAT)) {
sleep 15;
print "Unable to open lock file";
exit 0;
}
get_lock();
#my $sleepint=int(rand(10));
#print "Opening console in ".(2+(0.5*$sleepint))." seconds...\n";
#sleep $sleepint;
}
#BEGIN
#{
# use Time::HiRes qw(sleep);
# $::XCATROOT = $ENV{'XCATROOT'} ? $ENV{'XCATROOT'} : '/opt/xcat';
# my $sleepint=int(rand(10));
# print "Opening console in ".(0.5*$sleepint)." seconds...\n";
# sleep (0.5*$sleepint);
#}
my $sleepint;
use lib "$::XCATROOT/lib/perl";
$ENV{HOME}='/root/';
require xCAT::Client;
require File::Basename;
import File::Basename;
my $scriptname = $0;
my $cmdref={
command=>"getcons",
arg=>"text",
noderange=>$ARGV[0]
};
use Data::Dumper;
my $dsthost;
my $dstty;
my $speed;
sub getans {
my $rsp = shift;
if ($rsp->{node}) {
$dsthost = $rsp->{node}->[0]->{sshhost}->[0];
$dstty = $rsp->{node}->[0]->{psuedotty}->[0];
$speed = $rsp->{node}->[0]->{baudrate}->[0];
}
}
xCAT::Client::submit_request($cmdref,\&getans);
until ($dsthost and $speed and $dstty) {
release_lock();
$sleepint=int(rand(30))+60;
print "Console not ready, retrying in $sleepint seconds (Ctrl-e,c,o to skip delay)\n";
sleep $sleepint;
get_lock();
xCAT::Client::submit_request($cmdref,\&getans);
}
release_lock();
exec "ssh -t $dsthost screen -U -a -O -e ^]a -d -R -S serial-".$ARGV[0]."-cons -A $dstty $speed";
#my $pathtochild= dirname($scriptname). "/";
#exec $pathtochild."blade.expect $mm $slot $username $password";