plugins-scripts/check_wave.pl

   1 #!/usr/bin/perl -wT
   2 #
   3
   4
   5 use strict;
   6 use lib utils.pm;
   7 use utils qw($TIMEOUT %ERRORS &print_revision &support);
   8 use vars qw($PROGNAME);
   9 use Getopt::Long;
  10 use vars qw($opt_V $opt_h $verbose $opt_w $opt_c $opt_H);
  11 my (@test, $low1, $med1, $high1, $snr, $low2, $med2, $high2);
  12 my ($low, $med, $high, $lowavg, $medavg, $highavg, $tot, $ss);
  13
  14 $PROGNAME = "check_wave";
  15 sub print_help ();
  16 sub print_usage ();
  17
  18 $ENV{'PATH'}='';
  19 $ENV{'BASH_ENV'}='';
  20 $ENV{'ENV'}='';
  21
  22 Getopt::Long::Configure('bundling');
  23 GetOptions
  24         ("V"   => \$opt_V, "version"    => \$opt_V,
  25          "h"   => \$opt_h, "help"       => \$opt_h,
  26          "v" => \$verbose, "verbose"  => \$verbose,
  27          "w=s" => \$opt_w, "warning=s"  => \$opt_w,
  28          "c=s" => \$opt_c, "critical=s" => \$opt_c,
  29          "H=s" => \$opt_H, "hostname=s" => \$opt_H);
  30
  31 if ($opt_V) {
  32         print_revision($PROGNAME,'@NP_VERSION@'); #'
  33         exit $ERRORS{'OK'};
  34 }
  35
  36 if ($opt_h) {
  37         print_help();
  38         exit $ERRORS{'OK'};
  39 }
  40
  41 $opt_H = shift unless ($opt_H);
  42 print_usage() unless ($opt_H);
  43 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]+)*)$/);
  44 print_usage() unless ($host);
  45
  46 ($opt_c) || ($opt_c = shift) || ($opt_c = 120);
  47 my $critical = $1 if ($opt_c =~ /([0-9]+)/);
  48
  49 ($opt_w) || ($opt_w = shift) || ($opt_w = 60);
  50 my $warning = $1 if ($opt_w =~ /([0-9]+)/);
  51
  52 $low1 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.8.1`;
  53 @test = split(/ /,$low1);
  54 $low1 = $test[2];
  55
  56 $med1 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.9.1`;
  57 @test = split(/ /,$med1);
  58 $med1 = $test[2];
  59
  60 $high1 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.10.1`;
  61 @test = split(/ /,$high1);
  62 $high1 = $test[2];
  63
  64 sleep(2);
  65
  66 $snr = `snmpget $host public .1.3.6.1.4.1.762.2.5.2.1.17.1`;
  67 @test = split(/ /,$snr);
  68 $snr = $test[2];
  69 $snr = int($snr*25);
  70
  71 $low2 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.8.1`;
  72 @test = split(/ /,$low2);
  73 $low2 = $test[2];
  74
  75 $med2 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.9.1`;
  76 @test = split(/ /,$med2);
  77 $med2 = $test[2];
  78
  79 $high2 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.10.1`;
  80 @test = split(/ /,$high2);
  81 $high2 = $test[2];
  82
  83 $low = $low2 - $low1;
  84 $med = $med2 - $med1;
  85 $high = $high2 - $high1;
  86
  87 $tot = $low + $med + $high;
  88
  89 if ($tot==0) {
  90         $ss = 0;
  91 } else {
  92         $lowavg = $low / $tot;
  93         $medavg = $med / $tot;
  94         $highavg = $high / $tot;
  95         $ss = ($medavg*50) + ($highavg*100);
  96 }
  97
  98 printf("Signal Strength at: %3.0f%,  SNR at $snr%",$ss);
  99
 100 if ($ss<$critical) {
 101         exit(2);
 102 } elsif ($ss<$warning) {
 103         exit(1);
 104 } else {
 105         exit(0);
 106 }
 107
 108
 109 sub print_usage () {
 110         print "Usage: $PROGNAME -H <host> [-w <warn>] [-c <crit>]\n";
 111 }
 112
 113 sub print_help () {
 114         print_revision($PROGNAME,'@NP_VERSION@');
 115         print "Copyright (c) 2000 Jeffery Blank/Karl DeBisschop\n";
 116         print "\n";
 117         print_usage();
 118         print "\n";
 119         print "<warn> = Signal strength at which a warning message will be generated.\n";
 120         print "<crit> = Signal strength at which a critical message will be generated.\n\n";
 121         support();
 122 }