package Smokeping::probes::skel;

=head1 301 Moved Permanently

This is a Smokeping probe module. Please use the command 

C<smokeping -man Smokeping::probes::skel>

to view the documentation or the command

C<smokeping -makepod Smokeping::probes::skel>

to generate the POD document.

=cut

use strict;
use base qw(Smokeping::probes::basefork); 
# or, alternatively
# use base qw(Smokeping::probes::base);
use Carp;

sub pod_hash {
	return {
		name => <<DOC,
Smokeping::probes::skel - a skeleton for Smokeping Probes
DOC
		description => <<DOC,
This is a non-functional module that is intended to act as a
basis for creation of new probes. See the L<smokeping_extend>
document for more information.
DOC
		authors => <<'DOC',
 Niko Tyni <ntyni@iki.fi>,
DOC
		see_also => <<DOC
L<smokeping_extend>
DOC
	};
}

sub new($$$)
{
    my $proto = shift;
    my $class = ref($proto) || $proto;
    my $self = $class->SUPER::new(@_);

    # no need for this if we run as a cgi
    unless ( $ENV{SERVER_SOFTWARE} ) {
    	# if you have to test the program output
	# or something like that, do it here
	# and bail out if necessary
    };

    return $self;
}

# This is where you should declare your probe-specific variables.
# The example shows the common case of checking the availability of
# the specified binary.

sub probevars {
	my $class = shift;
	return $class->_makevars($class->SUPER::probevars, {
		#_mandatory => [ 'binary' ],
		#binary => { 
		#	_doc => "The location of your pingpong binary.",
		#	_example => '/usr/bin/pingpong',
		#	_sub => sub { 
		#		my $val = shift;
        	#		return "ERROR: pingpong 'binary' does not point to an executable"
            	#			unless -f $val and -x _;
		#		return undef;
		#	},
		#},
	});
}

# Here's the place for target-specific variables

sub targetvars {
	my $class = shift;
	return $class->_makevars($class->SUPER::targetvars, {
		#weight => { _doc => "The weight of the pingpong ball in grams",
		#	       _example => 15
		#},
	});
}

sub ProbeDesc($){
    my $self = shift;
    return "pingpong points";
}

# this is where the actual stuff happens
# you can access the probe-specific variables
# via the $self->{properties} hash and the
# target-specific variables via $target->{vars}

# If you based your class on 'Smokeping::probes::base',
# you'd have to provide a "ping" method instead
# of "pingone"

sub pingone ($){
    my $self = shift;
    my $target = shift;

    # my $binary = $self->{properties}{binary};
    # my $weight = $target->{vars}{weight}
    # my $count = $self->pings($target); # the number of pings for this targets

    # ping one target

    # execute a command and parse its output
    # you should return a sorted array of the measured latency times
    # it could go something like this:

    my @times;

    #for (1..$count) {
    #        open(P, "$cmd 2>&1 |") or croak("fork: $!");
    #        while (<P>) {
    #                /time: (\d+\.\d+)/ and push @times, $1;
    #        }
    #        close P;
    #}


    return @times;
}

# That's all, folks!

1;