Plugin:check wave


 * 1) ! /usr/bin/perl -wT

use strict; use lib "/usr/lib/nagios/plugins"; use utils qw($TIMEOUT %ERRORS &print_revision &support); use vars qw($PROGNAME); use Getopt::Long; use vars qw($opt_V $opt_h $verbose $opt_w $opt_c $opt_H); my (@test, $low1, $med1, $high1, $snr, $low2, $med2, $high2); my ($low, $med, $high, $lowavg, $medavg, $highavg, $tot, $ss);

$PROGNAME = "check_wave"; sub print_help ; sub print_usage ;

$ENV{'PATH'}=''; $ENV{'BASH_ENV'}=''; $ENV{'ENV'}='';

Getopt::Long::Configure('bundling'); GetOptions ("V"  => \$opt_V, "version"    => \$opt_V,	 "h"   => \$opt_h, "help"       => \$opt_h,	 "v" => \$verbose, "verbose"  => \$verbose,	 "w=s" => \$opt_w, "warning=s"  => \$opt_w,	 "c=s" => \$opt_c, "critical=s" => \$opt_c,	 "H=s" => \$opt_H, "hostname=s" => \$opt_H);

if ($opt_V) { print_revision($PROGNAME,'1.4.16'); #' exit $ERRORS{'OK'}; }

if ($opt_h) { print_help; exit $ERRORS{'OK'}; }

$opt_H = shift unless ($opt_H); print_usage unless ($opt_H); my $host = $1 if ($opt_H =~ m/^([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+|[a-zA-Z][-a-zA-Z0]+(\.[a-zA-Z][-a-zA-Z0]+)*)$/); print_usage unless ($host);

($opt_c) || ($opt_c = shift) || ($opt_c = 120); my $critical = $1 if ($opt_c =~ /([0-9]+)/);

($opt_w) || ($opt_w = shift) || ($opt_w = 60); my $warning = $1 if ($opt_w =~ /([0-9]+)/);

$low1 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.8.1`; @test = split(/ /,$low1); $low1 = $test[2];

$med1 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.9.1`; @test = split(/ /,$med1); $med1 = $test[2];

$high1 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.10.1`; @test = split(/ /,$high1); $high1 = $test[2];

sleep(2);

$snr = `snmpget $host public .1.3.6.1.4.1.762.2.5.2.1.17.1`; @test = split(/ /,$snr); $snr = $test[2]; $snr = int($snr*25);

$low2 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.8.1`; @test = split(/ /,$low2); $low2 = $test[2];

$med2 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.9.1`; @test = split(/ /,$med2); $med2 = $test[2];

$high2 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.10.1`; @test = split(/ /,$high2); $high2 = $test[2];

$low = $low2 - $low1; $med = $med2 - $med1; $high = $high2 - $high1;

$tot = $low + $med + $high;

if ($tot==0) { $ss = 0; } else { $lowavg = $low / $tot; $medavg = $med / $tot; $highavg = $high / $tot; $ss = ($medavg*50) + ($highavg*100); }

printf("Signal Strength at: %3.0f%, SNR at $snr%",$ss);

if ($ss<$critical) { exit(2); } elsif ($ss<$warning) { exit(1); } else { exit(0); }

sub print_usage { print "Usage: $PROGNAME -H [-w ] [-c ]\n"; }

sub print_help { print_revision($PROGNAME,'1.4.16'); print "Copyright (c) 2000 Jeffery Blank/Karl DeBisschop\n"; print "\n"; print_usage; print "\n"; print " = Signal strength at which a warning message will be generated.\n"; print " = Signal strength at which a critical message will be generated.\n\n"; support; }