75 lines
2 KiB
Perl
75 lines
2 KiB
Perl
#!/usr/bin/perl
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use strict;
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use Getopt::Long;
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use vars qw($opt_V $opt_h $opt_P $opt_H $opt_w $opt_c $PROGNAME);
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use lib "/usr/local/nagios/libexec" ;
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use utils qw(%ERRORS &print_revision &support &usage);
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my $remote_user = "root";
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my $path_to_ssh = "/usr/bin/ssh";
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my $path_to_grep = "/usr/bin/grep";
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my $path_to_awk = "/usr/bin/awk";
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my $warn = 50000;
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my $crit = 60000;
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$PROGNAME = "check_pfstate";
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$ENV{'PATH'}='';
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$ENV{'BASH_ENV'}='';
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$ENV{'ENV'}='';
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Getopt::Long::Configure('bundling');
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GetOptions
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("V" => \$opt_V, "version" => \$opt_V,
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"h" => \$opt_h, "help" => \$opt_h,
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"H=s" => \$opt_H, "hostname=s" => \$opt_H,
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"w=s" => \$opt_w, "warning=s" => \$opt_w,
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"c=s" => \$opt_c, "critical=s" => \$opt_c);
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if ($opt_V) {
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print_revision($PROGNAME,'$Revision: 1.1 $');
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exit $ERRORS{'OK'};
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}
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if ($opt_h) {
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print_help();
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exit $ERRORS{'OK'};
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}
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if ($opt_w) {
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if ($opt_w =~ /(\d+)/) {
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$warn = $1;
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} else {
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usage("Invalid values: $opt_w\n");
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exit $ERRORS{'OK'};
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}
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}
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if ($opt_c) {
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if ($opt_c =~ /(\d+)/) {
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$crit = $1;
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} else {
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usage("Invalid values: $opt_c\n");
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exit $ERRORS{'OK'};
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}
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}
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($opt_H) || usage("Host name/address not specified\n");
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my $host = $1 if ($opt_H =~ /([-.A-Za-z0-9]+)/);
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($host) || usage("Invalid host: $opt_H\n");
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my $result = `$path_to_ssh -l $remote_user $host '/sbin/pfctl -s info' | $path_to_grep entries`;
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chomp $result;
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$result =~ /(\d+)/;
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$result = $1;
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print "$result PF state entries\n";
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exit $ERRORS{'CRITICAL'} if ($result >= $crit);
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exit $ERRORS{'WARNING'} if ($result >= $warn);
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exit $ERRORS{'OK'};
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sub print_help {
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print_revision($PROGNAME,'$Revision: 1.1 $');
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print "Copyright (c) 2002 Jason Dixon\n\nThis plugin checks the number of state table entries on a PF-enabled OpenBSD system.\n\n";
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print "Usage:\t-H, --hostname=<HOST> [-w, --warning=<WARNING>] [-c, --critical=<CRITICAL>]\n\n\tDefault warning is 50000 and critical is 60000.\n\n";
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support();
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}
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