power_sgmote.pm.in 934 Bytes
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#!/usr/bin/perl -wT

#
# EMULAB-COPYRIGHT
# Copyright (c) 2004 University of Utah and the Flux Group.
# All rights reserved.
#

# 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;