330 lines
11 KiB
Perl
330 lines
11 KiB
Perl
#!/usr/bin/env perl
|
|
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
|
|
package xCAT::Zone;
|
|
|
|
BEGIN
|
|
{
|
|
$::XCATROOT = $ENV{'XCATROOT'} ? $ENV{'XCATROOT'} : '/opt/xcat';
|
|
}
|
|
|
|
# if AIX - make sure we include perl 5.8.2 in INC path.
|
|
# Needed to find perl dependencies shipped in deps tarball.
|
|
if ($^O =~ /^aix/i) {
|
|
unshift(@INC, qw(/usr/opt/perl5/lib/5.8.2/aix-thread-multi /usr/opt/perl5/lib/5.8.2 /usr/opt/perl5/lib/site_perl/5.8.2/aix-thread-multi /usr/opt/perl5/lib/site_perl/5.8.2));
|
|
}
|
|
|
|
use lib "$::XCATROOT/lib/perl";
|
|
# do not put a use or require for xCAT::Table here. Add to each new routine
|
|
# needing it to avoid reprocessing of user tables ( ExtTab.pm) for each command call
|
|
use POSIX qw(ceil);
|
|
use File::Path;
|
|
use Socket;
|
|
use strict;
|
|
use Symbol;
|
|
use warnings "all";
|
|
|
|
#--------------------------------------------------------------------------------
|
|
|
|
=head1 xCAT::Zone
|
|
|
|
=head2 Package Description
|
|
|
|
This program module file, is a set of Zone utilities used by xCAT *zone commands.
|
|
|
|
=cut
|
|
|
|
|
|
#--------------------------------------------------------------------------------
|
|
|
|
=head3 genSSHRootKeys
|
|
Arguments:
|
|
callback for error messages
|
|
directory in which to put the ssh RSA keys
|
|
zonename
|
|
rsa private key to use for generation ( optional)
|
|
Returns:
|
|
Error: 1 - key generation failure.
|
|
Example:
|
|
$rc =xCAT::Zone->genSSHRootKeys($callback,$keydir,$rsakey);
|
|
=cut
|
|
|
|
#--------------------------------------------------------------------------------
|
|
sub genSSHRootKeys
|
|
{
|
|
my ($class, $callback, $keydir,$zonename,$rsakey) = @_;
|
|
|
|
#
|
|
# create /keydir if needed
|
|
#
|
|
if (!-d $keydir)
|
|
{
|
|
my $cmd = "/bin/mkdir -m 700 -p $keydir";
|
|
my $output = xCAT::Utils->runcmd("$cmd", 0);
|
|
if ($::RUNCMD_RC != 0)
|
|
{
|
|
my $rsp = {};
|
|
$rsp->{error}->[0] =
|
|
"Could not create $keydir directory";
|
|
xCAT::MsgUtils->message("E", $rsp, $callback);
|
|
return 1;
|
|
|
|
}
|
|
}
|
|
|
|
#
|
|
# create /install/postscripts/_ssh/zonename if needed
|
|
#
|
|
my $installdir = xCAT::TableUtils->getInstallDir(); # get installdir
|
|
if (!-d "$installdir/postscripts/_ssh/$zonename")
|
|
{
|
|
my $cmd = "/bin/mkdir -m 755 -p $installdir/postscripts/_ssh/$zonename";
|
|
my $output = xCAT::Utils->runcmd("$cmd", 0);
|
|
if ($::RUNCMD_RC != 0)
|
|
{
|
|
my $rsp = {};
|
|
$rsp->{error}->[0] = "Could not create $installdir/postscripts/_ssh/$zonename directory.";
|
|
xCAT::MsgUtils->message("E", $rsp, $callback);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
#need to gen a new rsa key for root for the zone
|
|
my $pubfile = "$keydir/id_rsa.pub";
|
|
my $pvtfile = "$keydir/id_rsa";
|
|
|
|
# if exists, remove the old files
|
|
if (-r $pubfile)
|
|
{
|
|
|
|
my $cmd = "/bin/rm $keydir/id_rsa*";
|
|
my $output = xCAT::Utils->runcmd("$cmd", 0);
|
|
if ($::RUNCMD_RC != 0)
|
|
{
|
|
my $rsp = {};
|
|
$rsp->{error}->[0] = "Could not remove id_rsa files from $keydir directory.";
|
|
xCAT::MsgUtils->message("E", $rsp, $callback);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
# gen new RSA keys
|
|
my $cmd;
|
|
my $output;
|
|
# if private key was input use it
|
|
if (defined ($rsakey)) {
|
|
$cmd="/usr/bin/ssh-keygen -y -f $rsakey > $pubfile";
|
|
$output = xCAT::Utils->runcmd("$cmd", 0);
|
|
if ($::RUNCMD_RC != 0)
|
|
{
|
|
my $rsp = {};
|
|
$rsp->{error}->[0] = "Could not generate $pubfile from $rsakey";
|
|
xCAT::MsgUtils->message("E", $rsp, $callback);
|
|
return 1;
|
|
}
|
|
# now copy the private key into the directory
|
|
$cmd="cp $rsakey $keydir";
|
|
$output = xCAT::Utils->runcmd("$cmd", 0);
|
|
if ($::RUNCMD_RC != 0)
|
|
{
|
|
my $rsp = {};
|
|
$rsp->{error}->[0] = "Could not run $cmd";
|
|
xCAT::MsgUtils->message("E", $rsp, $callback);
|
|
return 1;
|
|
}
|
|
} else { # generate all new keys
|
|
$cmd = "/usr/bin/ssh-keygen -t rsa -q -b 2048 -N '' -f $pvtfile";
|
|
$output = xCAT::Utils->runcmd("$cmd", 0);
|
|
if ($::RUNCMD_RC != 0)
|
|
{
|
|
my $rsp = {};
|
|
$rsp->{error}->[0] = "Could not generate $pubfile";
|
|
xCAT::MsgUtils->message("E", $rsp, $callback);
|
|
return 1;
|
|
}
|
|
}
|
|
#make sure permissions are correct
|
|
$cmd = "chmod 644 $pubfile;chown root $pubfile";
|
|
$output = xCAT::Utils->runcmd("$cmd", 0);
|
|
if ($::RUNCMD_RC != 0)
|
|
{
|
|
my $rsp = {};
|
|
$rsp->{error}->[0] = "Could set permission and owner on $pubfile";
|
|
xCAT::MsgUtils->message("E", $rsp, $callback);
|
|
return 1;
|
|
}
|
|
# copy authorized_keys for install on node
|
|
if (-r $pubfile)
|
|
{
|
|
my $cmd =
|
|
"/bin/cp -p $pubfile $installdir/postscripts/_ssh/$zonename ";
|
|
my $output = xCAT::Utils->runcmd("$cmd", 0);
|
|
if ($::RUNCMD_RC != 0)
|
|
{
|
|
my $rsp = {};
|
|
$rsp->{error}->[0] =
|
|
"Could not copy $pubfile to $installdir/postscripts/_ssh/$zonename";
|
|
xCAT::MsgUtils->message("E", $rsp, $callback);
|
|
return 1;
|
|
|
|
}
|
|
}
|
|
else
|
|
{
|
|
my $rsp = {};
|
|
$rsp->{error}->[0] =
|
|
"Could not copy $pubfile to $installdir/postscripts/_ssh/$zonename, because $pubfile does not exist.";
|
|
xCAT::MsgUtils->message("E", $rsp, $callback);
|
|
}
|
|
}
|
|
#--------------------------------------------------------------------------------
|
|
|
|
=head3 getdefaultzone
|
|
Arguments:
|
|
None
|
|
Returns:
|
|
Name of the current default zone from the zone table
|
|
Example:
|
|
my $defaultzone =xCAT::Zone->getdefaultzone();
|
|
=cut
|
|
|
|
#--------------------------------------------------------------------------------
|
|
sub getdefaultzone
|
|
{
|
|
my ($class, $callback) = @_;
|
|
my $defaultzone;
|
|
# read all the zone table and find the defaultzone, if it exists
|
|
my $tab = xCAT::Table->new("zone");
|
|
if ($tab){
|
|
my @zones = $tab->getAllAttribs('zonename','defaultzone');
|
|
foreach my $zone (@zones) {
|
|
# Look for the defaultzone=yes/1 entry
|
|
if ((defined($zone->{defaultzone})) &&
|
|
(($zone->{defaultzone} =~ "yes") || ($zone->{defaultzone} = "1"))) {
|
|
$defaultzone = $zone->{zonename};
|
|
}
|
|
$tab->close();
|
|
}
|
|
} else {
|
|
my $rsp = {};
|
|
$rsp->{error}->[0] =
|
|
"Error reading the zone table. ";
|
|
xCAT::MsgUtils->message("E", $rsp, $callback);
|
|
|
|
}
|
|
return $defaultzone;
|
|
}
|
|
#--------------------------------------------------------------------------------
|
|
|
|
=head3 iszonedefined
|
|
Arguments:
|
|
zonename
|
|
Returns:
|
|
1 if the zone is already in the zone table.
|
|
Example:
|
|
xCAT::Zone->iszonedefined($zonename);
|
|
=cut
|
|
|
|
#--------------------------------------------------------------------------------
|
|
sub iszonedefined
|
|
{
|
|
my ($class,$zonename) = @_;
|
|
# checks the zone table to see if input zonename already in the table
|
|
my $tab = xCAT::Table->new("zone");
|
|
my $zone = $tab->getAttribs({zonename => $zonename},'sshkeydir');
|
|
$tab->close();
|
|
if (defined($zone)) {
|
|
return 1;
|
|
}else{
|
|
return 0;
|
|
}
|
|
}
|
|
#--------------------------------------------------------------------------------
|
|
|
|
=head3 getzoneinfo
|
|
Arguments:
|
|
An array of nodes
|
|
Returns:
|
|
Hash array by zonename point to the nodes in that zonename and sshkeydir
|
|
zonename1 -> {nodelist} -> array of nodes in the zone
|
|
-> {sshkeydir} -> directory containing ssh RSA keys
|
|
-> {defaultzone} -> is it the default zone
|
|
Example:
|
|
my %zonehash =xCAT::Zone->getNodeZones($nodelist);
|
|
Rules:
|
|
If the nodes nodelist.zonename attribute is a zonename, it is assigned to that zone
|
|
If the nodes nodelist.zonename attribute is undefined:
|
|
If there is a defaultzone in the zone table, the node is assigned to that zone
|
|
If there is no defaultzone in the zone table, the node is assigned to the ~.ssh keydir
|
|
=cut
|
|
|
|
#--------------------------------------------------------------------------------
|
|
sub getzoneinfo
|
|
{
|
|
my ($class, $callback,$nodes) = @_;
|
|
|
|
# make the list into an array
|
|
# $nodelist=~ s/\s*//g; # remove blanks
|
|
# my @nodes = split ',', $nodelist;
|
|
my $zonehash;
|
|
my $defaultzone;
|
|
# read all the zone table
|
|
my $zonetab = xCAT::Table->new("zone");
|
|
if ($zonetab){
|
|
my @zones = $zonetab->getAllAttribs('zonename','sshkeydir','defaultzone');
|
|
$zonetab->close();
|
|
if (@zones) {
|
|
foreach my $zone (@zones) {
|
|
my $zonename=$zone->{zonename};
|
|
$zonehash->{$zonename}->{sshkeydir}= $zone->{sshkeydir};
|
|
$zonehash->{$zonename}->{defaultzone}= $zone->{defaultzone};
|
|
# find the defaultzone
|
|
if ((defined($zone->{defaultzone})) &&
|
|
(($zone->{defaultzone} =~ "yes") || ($zone->{defaultzone} = "1"))) {
|
|
$defaultzone = $zone->{zonename};
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
my $rsp = {};
|
|
$rsp->{error}->[0] =
|
|
"Error reading the zone table. ";
|
|
xCAT::MsgUtils->message("E", $rsp, $callback);
|
|
return;
|
|
|
|
}
|
|
my $nodelisttab = xCAT::Table->new("nodelist");
|
|
my $nodehash = $nodelisttab->getNodesAttribs(\@$nodes, ['zonename']);
|
|
# for each of the nodes, look up it's zone name and assign to the zonehash
|
|
# if the node is a service node, it is assigned to the __xcatzone which gets its keys from
|
|
# the ~/.ssh dir no matter what in the database for the zonename.
|
|
# If the nodes nodelist.zonename attribute is a zonename, it is assigned to that zone
|
|
# If the nodes nodelist.zonename attribute is undefined:
|
|
# If there is a defaultzone in the zone table, the node is assigned to that zone
|
|
# If there is no defaultzone in the zone table, the node is assigned to the ~.ssh keydir
|
|
|
|
|
|
my @allSN=xCAT::ServiceNodeUtils->getAllSN("ALL"); # read all the servicenodes define
|
|
my $xcatzone = "__xcatzone"; # if node is in no zones or a service node, use this one
|
|
$zonehash->{$xcatzone}->{sshkeydir}= "~/.ssh";
|
|
foreach my $node (@$nodes) {
|
|
my $zonename;
|
|
if (grep(/^$node$/, @allSN)) { # this is a servicenode, treat special
|
|
$zonename=$xcatzone; # always use ~/.ssh directory
|
|
} else { # use the nodelist.zonename attribute
|
|
$zonename=$nodehash->{$node}->[0]->{zonename};
|
|
}
|
|
if (defined($zonename)) { # zonename explicitly defined in nodelist.zonename
|
|
push @{$zonehash->{$zonename}->{nodes}},$node;
|
|
} else { # no explict zonename
|
|
if (defined ($defaultzone)) { # there is a default zone in the zone table, use it
|
|
push @{$zonehash->{$defaultzone}->{nodes}},$node;
|
|
} else { # if no default then use the ~/.ssh keys as the default, put them in the __xcatzone
|
|
push @{$zonehash->{$xcatzone}->{nodes}},$node;
|
|
|
|
}
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
1;
|