xcat-core/xCAT/postscripts/remoteshell
2008-01-23 16:51:01 +00:00

46 lines
1.5 KiB
Perl
Executable File

#!/usr/bin/perl
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
#egan@us.ibm.com
#(C)IBM Corp
#
my $homedir = $::ENV{'HOME'};
if (-r "/etc/ssh/sshd_config")
{ # readable
my $msg = "Install: setup /etc/ssh/sshd_config";
`logger -t xcat $msg`;
`cp /etc/ssh/sshd_config /etc/ssh/sshd_config.ORIG`;
# get rid of X11Forwarding setting
`perl -pi -e 's/^.*X11Forwarding.*\n//g' /etc/ssh/sshd_config`;
# get rid of KeyRegenerationInterval setting
`perl -pi -e 's/^.*KeyRegenerationInterval.*\n//g' /etc/ssh/sshd_config`;
# get rid of MaxStartup setting
`perl -pi -e 's/^.*MaxStartups.*\n//g' /etc/ssh/sshd_config`;
# get rid of PasswordAuthentication setting
`perl -pi -e 's/^.*PasswordAuthentication.*\n//g' /etc/ssh/sshd_config`;
`echo "KeyRegenerationInterval 0" >>/etc/ssh/sshd_config`;
`echo "X11Forwarding yes" >>/etc/ssh/sshd_config`;
`echo "MaxStartups 1024" >>/etc/ssh/sshd_config`;
`echo "PasswordAuthentication no" >>/etc/ssh/sshd_config`;
}
if (-d "/xcatpost/.ssh")
{ # directory
my $msg = "Install: setup root .ssh";
`logger -t xcat $msg`;
chdir("/xcatpost/.ssh");
mkdir("$homedir/.ssh", 700);
`cp -f /xcatpost/ssh/* $homedir/.ssh`;
my $cmd="chmod 600 $homedir/.ssh/*";
`$cmd`;
}
if (-d "/xcatpost/hostkeys")
{
my $msg = "Install: using server provided host key for convenience.";
`logger -t xcat $msg`;
`cp /xcatpost/hostkeys/*_key /etc/ssh/`;
}
exit 0;