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1 #! /usr/bin/perl -wT 2 # 3 # $Id: check_wave.pl,v 1.4 2002/10/28 13:05:08 kdebisschop Exp $ 4 5 6 use strict; 7 use lib "/usr/lib/nagios/plugins"; 8 use utils qw($TIMEOUT %ERRORS &print_revision &support); 9 use vars qw($PROGNAME); 10 use Getopt::Long; 11 use vars qw($opt_V $opt_h $verbose $opt_w $opt_c $opt_H); 12 my (@test, $low1, $med1, $high1, $snr, $low2, $med2, $high2); 13 my ($low, $med, $high, $lowavg, $medavg, $highavg, $tot, $ss); 14 15 $PROGNAME = "check_wave"; 16 sub print_help (); 17 sub print_usage (); 18 19 $ENV{'PATH'}=''; 20 $ENV{'BASH_ENV'}=''; 21 $ENV{'ENV'}=''; 22 23 Getopt::Long::Configure('bundling'); 24 GetOptions 25 ("V" => \$opt_V, "version" => \$opt_V, 26 "h" => \$opt_h, "help" => \$opt_h, 27 "v" => \$verbose, "verbose" => \$verbose, 28 "w=s" => \$opt_w, "warning=s" => \$opt_w, 29 "c=s" => \$opt_c, "critical=s" => \$opt_c, 30 "H=s" => \$opt_H, "hostname=s" => \$opt_H); 31 32 if ($opt_V) { 33 print_revision($PROGNAME,'$Revision: 1.4 $'); #' 34 exit $ERRORS{'OK'}; 35 } 36 37 if ($opt_h) { 38 print_help(); 39 exit $ERRORS{'OK'}; 40 } 41 42 $opt_H = shift unless ($opt_H); 43 print_usage() unless ($opt_H); 44 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]+)*)$/); 45 print_usage() unless ($host); 46 47 ($opt_c) || ($opt_c = shift) || ($opt_c = 120); 48 my $critical = $1 if ($opt_c =~ /([0-9]+)/); 49 50 ($opt_w) || ($opt_w = shift) || ($opt_w = 60); 51 my $warning = $1 if ($opt_w =~ /([0-9]+)/); 52 53 $low1 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.8.1`; 54 @test = split(/ /,$low1); 55 $low1 = $test[2]; 56 57 $med1 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.9.1`; 58 @test = split(/ /,$med1); 59 $med1 = $test[2]; 60 61 $high1 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.10.1`; 62 @test = split(/ /,$high1); 63 $high1 = $test[2]; 64 65 sleep(2); 66 67 $snr = `snmpget $host public .1.3.6.1.4.1.762.2.5.2.1.17.1`; 68 @test = split(/ /,$snr); 69 $snr = $test[2]; 70 $snr = int($snr*25); 71 72 $low2 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.8.1`; 73 @test = split(/ /,$low2); 74 $low2 = $test[2]; 75 76 $med2 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.9.1`; 77 @test = split(/ /,$med2); 78 $med2 = $test[2]; 79 80 $high2 = `snmpget $host public .1.3.6.1.4.1.74.2.21.1.2.1.10.1`; 81 @test = split(/ /,$high2); 82 $high2 = $test[2]; 83 84 $low = $low2 - $low1; 85 $med = $med2 - $med1; 86 $high = $high2 - $high1; 87 88 $tot = $low + $med + $high; 89 90 if ($tot==0) { 91 $ss = 0; 92 } else { 93 $lowavg = $low / $tot; 94 $medavg = $med / $tot; 95 $highavg = $high / $tot; 96 $ss = ($medavg*50) + ($highavg*100); 97 } 98 99 printf("Signal Strength at: %3.0f%, SNR at $snr%",$ss); 100 101 if ($ss<$critical) { 102 exit(2); 103 } elsif ($ss<$warning) { 104 exit(1); 105 } else { 106 exit(0); 107 } 108 109 110 sub print_usage () { 111 print "Usage: $PROGNAME -H <host> [-w <warn>] [-c <crit>]\n"; 112 } 113 114 sub print_help () { 115 print_revision($PROGNAME,'$Revision: 1.4 $'); 116 print "Copyright (c) 2000 Jeffery Blank/Karl DeBisschop\n"; 117 print "\n"; 118 print_usage(); 119 print "\n"; 120 print "<warn> = Signal strength at which a warning message will be generated.\n"; 121 print "<crit> = Signal strength at which a critical message will be generated.\n\n"; 122 support(); 123 }
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