3578b6b200
git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@1697 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
143 lines
3.7 KiB
Perl
143 lines
3.7 KiB
Perl
#!/usr/bin/perl
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# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
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#(C)IBM Corp
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#
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#-----------------------------------------------------------------------------
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=head1 aixremoteshell
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This sets up the remote shell for rooton the AIX node,such that root can
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login using with no password. The default is /bin/rsh and
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/bin/rcp but can be overriden by setting the useSSHonAIX attribute in the
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site table to yes, in which case we will use ssh/scp.
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=cut
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#-----------------------------------------------------------------------------
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#
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# If USESSHONAIX does not exist or is no or 0 then
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# setup .rhosts on the node
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# else (ssh)
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# setup the ssh keys on the node
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# end
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# MAIN
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use strict;
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my $rc = 0;
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# Override from site table
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my $usesshonaix = $ENV{'USESSHONAIX'};
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my $master = $ENV{'MASTER'};
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my $node = $ENV{'NODE'};
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my $msg;
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my $home;
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my $cmd;
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my $username = "root";
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my @root = split ':', (`/bin/grep ^$username /etc/passwd 2>&1`);
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$home = $root[5];
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# root home directory must be root system
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$rc = &runcmd("chown root $home");
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if ($rc != 0)
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{
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exit 1;
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}
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$rc = &runcmd("chgrp system $home");
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if ($rc != 0)
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{
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exit 1;
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}
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if ($home eq "\/")
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{
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$home = "";
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}
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$usesshonaix =~ tr/a-z/A-Z/; # convert to upper
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if ((!defined($usesshonaix)) || ($usesshonaix eq "0") || ($usesshonaix eq "NO"))
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{ # setting up rsh
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# setup .rhosts if not already setup
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$cmd = "/bin/grep \"^$master root\" $home/.rhosts";
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`$cmd 2>&1`;
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my $rc = $? >> 8;
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if ($rc)
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{ # if not found, then add entry in .rhosts
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&runcmd("/bin/echo $master root >> $home/.rhosts");
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chmod 0600, "$home/.rhosts";
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}
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}
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else
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{ # setting up ssh
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my $sshdconfig = "/etc/ssh/sshd_config";
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my $sshconfig = "/etc/ssh/ssh_config";
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if (-e $sshdconfig)
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{ # ssh installed
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my $tmp="$sshdconfig.ORIG";
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if (!(-e "$sshdconfig.ORIG"))
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{
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&runcmd("cp $sshdconfig $sshdconfig.ORIG");
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}
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&runcmd("echo \"KeyRegenerationInterval 0\" >>$sshdconfig");
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&runcmd("echo \"X11Forwarding yes\" >>$sshdconfig");
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&runcmd("echo \"MaxStartups 1024\" >>$sshdconfig");
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&runcmd("echo \"PasswordAuthentication no\" >>$sshdconfig");
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if (!(-e "$sshconfig.ORIG"))
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{
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&runcmd("cp $sshconfig $sshconfig.ORIG");
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}
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&runcmd("echo \"StrictHostKeyChecking no\" >>$sshconfig");
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}
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else
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{ # ssh not installed
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my $msg = "Failed to setup ssh on $node, ssh not installed. \n";
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`logger -t xcat $msg`;
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exit 1;
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}
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if (-e "/xcatpost/_ssh")
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{ # ssh public key available
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$rc = &runcmd("mkdir -p $home/.ssh");
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if ($rc == 0)
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{
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$rc = &runcmd("cp -fp /xcatpost/_ssh/* $home/.ssh");
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if ($rc == 0)
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{
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#$rc = &runcmd("scp -p $master:$home/.ssh/id_* $home/.ssh");
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$rc = &runcmd("chmod 0700 $home/.ssh");
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$rc = &runcmd("chmod 0600 $home/.ssh/*");
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}
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}
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}
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else
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{ # ssh keys not available
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my $msg = "Failed to setup ssh on $node, ssh keys not available. \n";
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`logger -t xcat $msg`;
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exit 1;
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}
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}
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exit $rc;
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#
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# run the command
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#
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sub runcmd
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{
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my ($cmd) = @_;
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my $rc = 0;
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$cmd .= ' 2>&1';
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my $outref = [];
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@$outref = `$cmd`;
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if ($?)
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{
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$rc = $? >> 8;
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if ($rc > 0)
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{
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my $msg = "$cmd returned rc=$rc @$outref\n";
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`logger -t xcat $msg`;
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print $msg;
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}
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}
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return $rc;
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}
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