# Utility drawer for Nagios plugins.
#
# This will be deprecated soon. Please use Nagios::Plugin from CPAN
# for new plugins

package utils;

require Exporter;
@ISA = qw(Exporter);
@EXPORT_OK = qw($TIMEOUT %ERRORS &print_revision &support &usage);

#use strict;
#use vars($TIMEOUT %ERRORS);
sub print_revision ($$);
sub usage;
sub support();
sub is_hostname;

## updated by autoconf
$PATH_TO_RPCINFO = "@PATH_TO_RPCINFO@" ;
$PATH_TO_LMSTAT  = "@PATH_TO_LMSTAT@" ;
$PATH_TO_SMBCLIENT = "@PATH_TO_SMBCLIENT@" ;
$PATH_TO_MAILQ   = "@PATH_TO_MAILQ@";
$PATH_TO_QMAIL_QSTAT = "@PATH_TO_QMAIL_QSTAT@";

## common variables
$TIMEOUT = 15;
%ERRORS=('OK'=>0,'WARNING'=>1,'CRITICAL'=>2,'UNKNOWN'=>3,'DEPENDENT'=>4);

## utility subroutines
sub print_revision ($$) {
	my $commandName = shift;
	my $pluginRevision = shift;
	print "$commandName v$pluginRevision (@PACKAGE@ @VERSION@)\n";
	print "@WARRANTY@";
}

sub support () {
	my $support='@SUPPORT@';
	$support =~ s/@/\@/g;
	$support =~ s/\\n/\n/g;
	print $support;
}

sub usage {
	my $format=shift;
	printf($format,@_);
	exit $ERRORS{'UNKNOWN'};
}

sub is_hostname {
	my $host1 = shift;
	return 0 unless defined $host1;
	if ($host1 =~ m/^[\d\.]+$/ && $host1 !~ /\.$/) {
		if ($host1 =~ m/^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$/) {
			return 1;
		} else {
			return 0;
		}
	} elsif ($host1 =~ m/^[a-zA-Z0-9][-a-zA-Z0-9]*(\.[a-zA-Z0-9][-a-zA-Z0-9]*)*\.?$/) {
		return 1;
	} else {
		return 0;
	}
}

1;
