xcat-core/xCAT-server-2.0/lib/xcat/plugins/SSHsn.pm

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#!/usr/bin/env perl
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
#-------------------------------------------------------
package xCAT_plugin::SSHsn;
use xCAT::Table;
use xCAT::Utils;
use xCAT::MsgUtils;
use Getopt::Long;
#-------------------------------------------------------
=head1
xCAT plugin package to setup of SSH on service node
#-------------------------------------------------------
=head3 handled_commands
Check to see if on a Service Node
Call setup_SSH
=cut
#-------------------------------------------------------
sub handled_commands
{
my $rc = 0;
if (xCAT::Utils->isServiceNode())
{
my $service = "ssh";
$rc = &setup_SSH(); # setup SSH
if ($rc == 0)
{
xCAT::Utils->update_xCATSN($service);
}
}
return $rc;
}
#-------------------------------------------------------
=head3 process_request
Process the command
=cut
#-------------------------------------------------------
sub process_request
{
return;
}
#-----------------------------------------------------------------------------
=head3 setup_SSH
Sets up SSH default configuration for root
Turns strict host checking off
=cut
#-----------------------------------------------------------------------------
sub setup_SSH
{
my $configfile;
my $cmd;
my $configinfo;
# build the $HOMEROOT/.ssh/config
if (xCAT::Utils->isLinux())
{
$configfile = "/root/.ssh/config";
}
else
{ #AIX
$configfile = "/.ssh/config";
}
$configinfo = "StrictHostKeyChecking no";
my $cmd;
if (-e $configfile)
{
$cmd = "grep StrictHostKeyChecking $configfile";
xCAT::Utils->runcmd($cmd, -1);
if ($::RUNCMD_RC != 0)
{ # not there
$cmd = "echo $configinfo >> $configfile";
my @output = xCAT::Utils->runcmd($cmd, 0);
if ($::RUNCMD_RC != 0)
{ # error
xCAT::MsgUtils->message("S", "Error on $cmd, @output");
return 1;
}
}
}
else # file does not exist
{
$cmd = "echo $configinfo >> $configfile";
my @output = xCAT::Utils->runcmd($cmd, 0);
if ($::RUNCMD_RC != 0)
{ # error
xCAT::MsgUtils->message("S", "Error on $cmd, @output");
return 1;
}
else
{
chmod 0600, $configfile;
}
}
return 0;
}
1;