#!/usr/bin/perl -w
#
# Copyright (C) 2005 Rodolphe Quiedeville <rodolphe@quiedeville.org>
#
# 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; version 2 dated June,
# 1991.
#
# 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
#
# If you improve this script please send your version to my email address
# with the copyright notice upgrade with your name.
#
# Plugin to monitor number of active channels by codec used, use the 
# asterisk's manager API to fecth datas.
#
# $Log$
# Revision 1.1  2005/10/28 21:04:01  rodo
# Created by Rodolphe Quiedeville
#
# Parameters mandatory:
#
# 	username
# 	secret
#
#%# family=asterisk
#%# capabilities=autoconf

use strict;
use Curses;
use Term::ReadKey;
my $ret = undef;
if (! eval "require Net::Telnet;")
{
    $ret = "Net::Telnet not found";
}

my $host = exists $ENV{'host'} ? $ENV{'host'} : "127.0.0.1";
my $port = exists $ENV{'port'} ? $ENV{'port'} : "5038";

my $username = 'munin';
my $secret   = 'mysecret';

my $pop = new Net::Telnet (Telnetmode => 0);
$pop->open(Host => $host,
	   Port => $port);

## Read connection message.
my $line = $pop->getline;
die $line unless $line =~ /^Asterisk/;

## Send user name.
$pop->print("Action: login");
$pop->print("Username: $username");
$pop->print("Secret: $secret");
$pop->print("Events: off");
$pop->print("");

#Response: Success
#Message: Authentication accepted

my ($key, $i) = (0,0);

initscr();
my $b = subwin(10, 40, 0, 0);
my $c = subwin(10, 39, 0, 41);
my $d = subwin($LINES-10, 80, 10, 0);
noecho();
cbreak();

eval { box($b, '|', '-') };
eval { box($c, '|', '-') };
eval { box($d, '|', '-') };

addstr(1, 18, 'SIP');
addstr(1, 28, 'IAX');
addstr(2, 2, 'Canaux : ');

addstr(1, 54, 'SIP');
addstr(1, 64, 'IAX');
addstr(2, 44, 'Peers : ');

$i = 0;
my $pos = 0;
while (not defined ($key = ReadKey(-1)) && $key eq 'q') {

    $pop->print("Action: command");
    $pop->print("Command: iax2 show peers");
    $pop->print("");
    
    my ($iaxpeers, $start)=(0,0);
    
    while (($line = $pop->getline) and ($line !~ /END COMMAND/o))
    {
	if ($start) {
	    $iaxpeers = $iaxpeers + 1 if ((split ' ',$line)[4] > 0);
	}	
	$start = 1  if ($line =~ /Name/o);
    }
    $pos = 56;
    $pos = 55 if $iaxpeers > 99;
    addstr(2, $pos, $iaxpeers);

    ##
    
    $pop->print("Action: command");
    $pop->print("Command: sip show peers");
    $pop->print("");
    $start = 0;
    my $sippeers=0;
    
    while (($line = $pop->getline) and ($line !~ /END COMMAND/o))
    {
	if ($start) {
	    $sippeers = $sippeers + 1 if ((split ' ',$line)[4] > 0);
	}
	
	$start = 1 if ($line =~ /Name/o);
    }
    $pos = 66 - lenght($iaxpeers);
    ##$pos = 65 if $iaxpeers > 99;
    addstr(2, $pos, $sippeers);    

    sleep 1;
    $i++;
    addstr($LINES-2, 1, "Itération : $i");
    move($LINES - 1, 0);
    refresh;
}

move($LINES - 1, 0);
refresh();
endwin();

$pop->print("Action: logoff");
$pop->print("");

print "Get key $key\n";