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# Copyright (C) 2007-2018 X2Go Project - https://wiki.x2go.org
# Copyright (C) 2007-2018 Oleksandr Shneyder <o.shneyder@phoca-gmbh.de>
# Copyright (C) 2007-2018 Heinz-Markus Graesing <heinz-m.graesing@obviously-nice.de>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the
# Free Software Foundation, Inc.,
# 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
package X2Go::Server::Agent::NX;
=head1 NAME
X2Go::Server::Agent::NX - X2Go Server NX Agent package for Perl
=head1 DESCRIPTION
X2Go::Server::Agent::NX Perl package for X2Go::Server.
=cut
use strict;
use POSIX;
use Sys::Syslog qw( :standard :macros );
use X2Go::Log qw( loglevel );
setlogmask( LOG_UPTO(loglevel()) );
sub session_has_terminated
{
my $state=get_agent_state(@_);
if(($state eq 'TERMINATING')||($state eq 'TERMINATED'))
{
return 1;
}
return 0;
}
sub session_is_suspended
{
my $state=get_agent_state(@_);
if(($state eq 'SUSPENDING')||($state eq 'SUSPENDED'))
{
return 1;
}
return 0;
}
sub session_is_running
{
my $state=get_agent_state(@_);
if(($state eq 'STARTING')||($state eq 'RESUMING')||($state eq 'RUNNING'))
{
return 1;
}
return 0;
}
sub get_agent_state_file
{
my $sess=@_[1];
my $user;
if ( $sess =~ m/.*-[0-9]{2,}-[0-9]{10,}_stS(0|1)XSHAD.*XSHADPP.*/ ) {
my $shadow_user = $sess;
$shadow_user =~ s/.*XSHAD(.*)XSHADPP.*/$1/;
$user = $shadow_user;
} else {
$user=@_[2];
}
my $stateFile;
if ( -d "/tmp-inst/${user}/.x2go-${user}" ) {
$stateFile="/tmp-inst/${user}/.x2go-".$user."/C-".$sess."/state";
} else {
$stateFile = "/tmp/.x2go-".$user."/C-".$sess."/state";
}
return $stateFile;
}
sub has_agent_state_file
{
my $stateFile = get_agent_state_file(@_);
if ( -e "$stateFile" )
{
return 1;
}
return 0;
}
sub get_agent_state
{
my $state;
my $stateFile = get_agent_state_file(@_);
if (! -e "$stateFile" )
{
syslog('warning', "@_[1]: state file for this session does not exist: $stateFile (this can be ignored during session startups)");
$state="UNKNOWN";
}
else
{
open(F,"<$stateFile");
$state=<F>;
close(F);
}
return $state;
}
1;
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