xcat-core/xCAT-server/lib/xcat/plugins/getpostscript.pm

116 lines
3.3 KiB
Perl

# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
#-------------------------------------------------------
=head1
xCAT plugin package to handle getpostscript command
=cut
#-------------------------------------------------------
package xCAT_plugin::getpostscript;
use xCAT::Utils;
use xCAT::MsgUtils;
use xCAT::NodeRange;
1;
#-------------------------------------------------------
=head3 handled_commands
Return list of commands handled by this plugin
=cut
#-------------------------------------------------------
sub handled_commands
{
return {
'getpostscript' => "getpostscript",
'postage' => "getpostscript"
};
}
#-------------------------------------------------------
=head3 process_request
Process the command
=cut
#-------------------------------------------------------
sub process_request
{
my $request = shift;
my $callback = shift;
my $nodes = $request->{node};
my $command = $request->{command}->[0];
my $args = $request->{arg};
my $envs = $request->{env};
my $rsp;
my $i = 1;
my @nodes=@$nodes;
# do your processing here
# return info
my $client;
if ($::XCATSITEVALS{nodeauthentication}) { #if requiring node authentication, this request will have a certificate associated with it, use it instead of name resolution
unless (ref $request->{username}) { return; } #TODO: log an attempt without credentials?
$client = $request->{username}->[0];
} else {
unless ($request->{'_xcat_clienthost'}->[0]) {
#ERROR? malformed request
return; #nothing to do here...
}
$client = $request->{'_xcat_clienthost'}->[0];
}
my $origclient = $client;
if ($client) { ($client) = noderange($client) };
unless ($client) { #Not able to do identify the host in question
xCAT::MsgUtils->message("S","Received getpostscript from $origclient, which couldn't be correlated to a node (domain mismatch?)");
return;
}
my $state;
if ($request->{scripttype}) { $state = $request->{scripttype}->[0];}
require xCAT::Postage;
my $args = $request->{arg};
my @scriptcontents;
my $version =0;
# make the mypostscript.<nodename> file
# or the mypostscript.<nodename>.tmp file if precreatemypostscripts=0
# right now @scriptcontents is null
@scriptcontents = xCAT::Postage::makescript([$client],$state,$callback);
if( defined($args) && grep(/version2/, @$args)) {
$version =2
}
# for version=2, we do not return the created mypostscript file.
# xcatdsklspost must wget
# If not version=2, then we return the mypostscript file buffer.
if ($version != 2) {
my $filename="mypostscript.$client";
my $cmd;
if (!(-e $filename)) {
$filename="mypostscript.$client.tmp";
}
$cmd="cat /tftpboot/mypostscripts/$filename";
@scriptcontents = xCAT::Utils->runcmd($cmd,0);
if ($::RUNCMD_RC != 0)
{
my $rsp = {};
$rsp->{error}->[0] = "Command: $cmd failed.";
xCAT::MsgUtils->message("S", $rsp, $::CALLBACK);
}
`logger -t xCAT -p local4.info "getpostscript: sending data"` ;
$rsp->{data} = \@scriptcontents;
$callback->($rsp);
}
return 0;
}