power_sgmote.pm.in 1.6 KB
Newer Older
1 2 3 4
#!/usr/bin/perl -wT

#
# Copyright (c) 2004 University of Utah and the Flux Group.
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
# 
# {{{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/>.
# 
# }}}
24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
#

# A little perl module to power cycle a mote attached to a stargate -
# basically just a wrapper for the tbsgmotepower script

package power_sgmote;

use Exporter;
@ISA = ("Exporter");
@EXPORT = qw( sgmotectrl );

#
# Commands we run
#
my $TBROOT = '@prefix@';
my $TBSGMOTEPOWER = "$TBROOT/bin/tbsgmotepower";

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

# usage: sgmotectrl(cmd, motes)
# cmd = { "cycle" | "on" | "off" }
# motes = list of one or more physcial mote names
#
# Returns 0 on success. Non-zero on failure.
# 
sub sgmotectrl($@) {
    my ($cmd, @motes) = @_;

    #
    # All we have to do is call tbsmotepower
    #
    print "Running $TBSGMOTEPOWER $cmd " . join(" ",@motes) . "\n";
    if (system("$TBSGMOTEPOWER $cmd " . join(" ",@motes))) {
	return 1;
    } else {
	return 0;
    }
}

1;