test-reserve.in 2.68 KB
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#!/usr/bin/perl -w
#
# Copyright (c) 2016 University of Utah and the Flux Group.
# 
# {{{EMULAB-LICENSE
# 
# This file is part of the Emulab network testbed software.
# 
# This file is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or (at
# your option) any later version.
# 
# This file 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 Affero General Public
# License for more details.
# 
# You should have received a copy of the GNU Affero General Public License
# along with this file.  If not, see <http://www.gnu.org/licenses/>.
# 
# }}}
#
use strict;
use English;
use Getopt::Std;
use Date::Parse;
use POSIX;
use Data::Dumper;

#
# Configure variables
#
my $TB		 = "@prefix@";
my $TBOPS        = "@TBOPSEMAIL@";

#
# Testbed Support libraries
#
use lib "@prefix@/lib";
use emdb;
use libtestbed;
use Project;
use Reservation;

sub usage()
{
    print STDERR "Usage: test-reserve -t type -d\n" .
	"       test-reserve -t type -r\n" .
	"   -d   Dump schedule\n" .
	"   -r   Read and verify schedule\n";
    exit( -1 );
}

my $optlist    = "drt:";
my $type;
my $dump = 0;
my $read = 0;

#
# Turn off line buffering on output
#
$| = 1;

#
# Untaint the path
# 
$ENV{'PATH'} = "/bin:/sbin:/usr/bin:";

#
# Verify user, must be admin or root.  (We "eval" stdin later on, so
# the user had better not only be admin or root but also very careful!)
#
my $this_user;
if ($UID) {
    $this_user = User->ThisUser();
    if (! defined($this_user)) {
	die("You ($UID) do not exist!");
    }
    if (!$this_user->IsAdmin()) {
	die("You are not a testbed administrator!");
    }
}

#
# Parse command arguments. Once we return from getopts, all that should be
# left are the required arguments.
#
my %options = ();
if (! getopts($optlist, \%options)) {
    usage();
}
if (defined($options{h})) {
    usage();
}
if (defined($options{d})) {
    $dump = 1;
}
if (defined($options{r})) {
    $read = 1;
}
if (defined($options{t})) {
    $type = $options{t};
    unless( $type =~ /^[-\w]+$/ ) {
	die( "Invalid node type." );
    }
}

usage() if( @ARGV || !defined( $type ) );

if( $dump ) {
    my $reservations = Reservation->LookupAll( $type );
    
    print Dumper( $reservations );
}

if( $read ) {
    local $/ = undef;
    my $dumped = <>;
    my $VAR1;
    my $error;
    
    eval $dumped;

    if( Reservation->IsFeasible( $VAR1, \$error ) ) {
	print "Schedule is feasible.\n";

	exit( 0 );
    } else {
	print "Schedule is not feasible: $error\n";

	exit( 1 );
    }
}