index 3372adbf466582a615e59151cff62cce7c6c21d8..22638234155115df299d6ce133a6f4715ada4085 100755 (executable)
#
# 11.01.2000 Version 1.0
#
-# $Id$
use POSIX;
use strict;
my $PROGNAME = "check_ifstatus";
sub print_help ();
-sub usage ();
+sub usage ($);
+sub print_usage ();
sub process_arguments ();
'3','testing',
'4','unknown',
'5','dormant',
- '6','notPresent');
+ '6','notPresent',
+ '7','lowerLayerDown'); # down due to the state of lower layer interface(s));
+my $timeout ;
my $state = "UNKNOWN";
my $answer = "";
my $snmpkey=0;
my $key=0;
my $community = "public";
my $maxmsgsize = 1472 ; # Net::SNMP default is 1472
-my ($seclevel, $authproto, $secname, $authpass, $privpass, $auth, $priv, $context);
+my ($seclevel, $authproto, $secname, $authpass, $privpass, $privproto, $auth, $priv, $context);
my $port = 161;
my @snmpoids;
my $snmpIfAdminStatus = '1.3.6.1.2.1.2.2.1.7';
my $opt_x ;
my %excluded ;
my @unused_ports ;
+my %session_opts;
}
-alarm($TIMEOUT);
+alarm($timeout);
+($session, $error) = Net::SNMP->session(%session_opts);
+
+if (!defined($session)) {
+ $state='UNKNOWN';
+ $answer=$error;
+ print ("$state: $answer\n");
+ exit $ERRORS{$state};
+}
+
push(@snmpoids,$snmpIfOperStatus);
push(@snmpoids,$snmpIfAdminStatus);
$ifexclude,
$ifunused);
}
-my $perfdata = sprintf("up:%d,down:%d,dormant:%d,excluded:%d,unused:%d",$ifup,$ifdown,$ifdormant,$ifexclude,$ifunused);
+my $perfdata = sprintf("up=%d,down=%d,dormant=%d,excluded=%d,unused=%d",$ifup,$ifdown,$ifdormant,$ifexclude,$ifunused);
print ("$state: $answer |$perfdata\n");
exit $ERRORS{$state};
+sub usage($) {
+ print "$_[0]\n";
+ print_usage();
+ exit $ERRORS{"UNKNOWN"};
+}
-sub usage (){
- printf "\nMissing arguments!\n";
+sub print_usage() {
printf "\n";
+ printf "usage: \n";
printf "check_ifstatus -C <READCOMMUNITY> -p <PORT> -H <HOSTNAME>\n";
printf "Copyright (C) 2000 Christoph Kron\n";
printf "Updates 5/2002 Subhendu Ghosh\n";
- printf "\n\n";
support();
- exit $ERRORS{"UNKNOWN"};
+ printf "\n\n";
}
-sub print_help (){
+sub print_help() {
+ print_revision($PROGNAME, '@NP_VERSION@');
+ print_usage();
printf "check_ifstatus plugin for Nagios monitors operational \n";
printf "status of each network interface on the target host\n";
printf "\nUsage:\n";
printf " See the IANAifType-MIB for a list of interface types.\n";
printf " -L (--seclevel) choice of \"noAuthNoPriv\", \"authNoPriv\", or \"authPriv\"\n";
printf " -U (--secname) username for SNMPv3 context\n";
- printf " -c (--context) SNMPv3 context name (default is empty string)";
+ printf " -c (--context) SNMPv3 context name (default is empty string)\n";
printf " -A (--authpass) authentication password (cleartext ascii or localized key\n";
- printf " in hex with 0x prefix generated by using \"snmpkey\" utility\n";
+ printf " in hex with 0x prefix generated by using \"snmpkey\" utility\n";
printf " auth password and authEngineID\n";
- printf " -a (--authproto) Authentication protocol ( MD5 or SHA1)\n";
+ printf " -a (--authproto) Authentication protocol (MD5 or SHA1)\n";
printf " -X (--privpass) privacy password (cleartext ascii or localized key\n";
- printf " in hex with 0x prefix generated by using \"snmpkey\" utility\n";
+ printf " in hex with 0x prefix generated by using \"snmpkey\" utility\n";
printf " privacy password and authEngineID\n";
+ printf " -P (--privproto) privacy protocol (DES or AES; default: DES)\n";
printf " -M (--maxmsgsize) Max message size - usefull only for v1 or v2c\n";
+ printf " -t (--timeout) seconds before the plugin times out (default=$TIMEOUT)\n";
printf " -V (--version) Plugin version\n";
printf " -h (--help) usage help \n\n";
- print_revision($PROGNAME, '$Revision$');
+ print_revision($PROGNAME, '@NP_VERSION@');
}
"U=s" => \$secname, "secname=s" => \$secname,
"A=s" => \$authpass, "authpass=s" => \$authpass,
"X=s" => \$privpass, "privpass=s" => \$privpass,
+ "P=s" => \$privproto, "privproto=s" => \$privproto,
"c=s" => \$context, "context=s" => \$context,
"p=i" =>\$port, "port=i" => \$port,
"H=s" => \$hostname, "hostname=s" => \$hostname,
"I" => \$ifXTable, "ifmib" => \$ifXTable,
"x:s" => \$opt_x, "exclude:s" => \$opt_x,
"u=s" => \$opt_u, "unused_ports=s" => \$opt_u,
- "M=i" => \$maxmsgsize, "maxmsgsize=i" => \$maxmsgsize);
+ "M=i" => \$maxmsgsize, "maxmsgsize=i" => \$maxmsgsize,
+ "t=i" => \$timeout, "timeout=i" => \$timeout,
+ );
if ($status == 0){
- print_help() ;
+ print_help();
exit $ERRORS{'OK'};
}
+
if ($opt_V) {
- print_revision($PROGNAME,'$Revision$ ');
+ print_revision($PROGNAME,'@NP_VERSION@');
exit $ERRORS{'OK'};
}
exit $ERRORS{'OK'};
}
+ unless (defined $timeout) {
+ $timeout = $TIMEOUT;
+ }
+
+ if ($snmp_version !~ /[123]/){
+ $state='UNKNOWN';
+ print ("$state: No support for SNMP v$snmp_version yet\n");
+ exit $ERRORS{$state};
+ }
+
+ %session_opts = (
+ -hostname => $hostname,
+ -port => $port,
+ -version => $snmp_version,
+ -maxmsgsize => $maxmsgsize
+ );
+
+ $session_opts{'-community'} = $community if (defined $community && $snmp_version =~ /[12]/);
if ($snmp_version =~ /3/ ) {
# Must define a security level even though default is noAuthNoPriv
# v3 requires a security username
- if (defined $seclevel && defined $secname) {
+ if (defined $seclevel && defined $secname) {
+ $session_opts{'-username'} = $secname;
# Must define a security level even though defualt is noAuthNoPriv
- unless ($seclevel eq ('noAuthNoPriv' || 'authNoPriv' || 'authPriv' ) ) {
- usage();
- exit $ERRORS{"UNKNOWN"};
+ unless ( grep /^$seclevel$/, qw(noAuthNoPriv authNoPriv authPriv) ) {
+ usage("Must define a valid security level even though default is noAuthNoPriv");
}
# Authentication wanted
- if ($seclevel eq ('authNoPriv' || 'authPriv') ) {
-
- unless ($authproto eq ('MD5' || 'SHA1') ) {
- usage();
- exit $ERRORS{"UNKNOWN"};
+ if ( $seclevel eq 'authNoPriv' || $seclevel eq 'authPriv' ) {
+ if (defined $authproto && $authproto ne 'MD5' && $authproto ne 'SHA1') {
+ usage("Auth protocol can be either MD5 or SHA1");
}
+ $session_opts{'-authprotocol'} = $authproto if(defined $authproto);
if ( !defined $authpass) {
- usage();
- exit $ERRORS{"UNKNOWN"};
+ usage("Auth password/key is not defined");
}else{
if ($authpass =~ /^0x/ ) {
- $auth = "-authkey => $authpass" ;
+ $session_opts{'-authkey'} = $authpass ;
}else{
- $auth = "-authpassword => $authpass";
+ $session_opts{'-authpassword'} = $authpass ;
}
}
-
}
# Privacy (DES encryption) wanted
- if ($seclevel eq 'authPriv' ) {
+ if ($seclevel eq 'authPriv' ) {
if (! defined $privpass) {
- usage();
- exit $ERRORS{"UNKNOWN"};
+ usage("Privacy passphrase/key is not defined");
}else{
if ($privpass =~ /^0x/){
- $priv = "-privkey => $privpass";
+ $session_opts{'-privkey'} = $privpass;
}else{
- $priv = "-privpassword => $privpass";
+ $session_opts{'-privpassword'} = $privpass;
}
}
+
+ $session_opts{'-privprotocol'} = $privproto if(defined $privproto);
}
# Context name defined or default
-
unless ( defined $context) {
$context = "";
}
-
-
}else {
- usage();
- exit $ERRORS{'UNKNOWN'}; ;
+ usage("Security level or name is not defined");
}
} # end snmpv3
- # for snmp v1 & v2c we default to community = "public"
-
# Excluded interfaces types (ifType) (backup interfaces, dial-on demand interfaces, PPP interfaces
if (defined $opt_x) {
my @x = split(/,/, $opt_x);
}
if (! utils::is_hostname($hostname)){
- usage();
+ usage("Hostname invalid or not given");
exit $ERRORS{"UNKNOWN"};
}
- # create SNMP session handle based on options passed.
-
- if ( ! $snmp_version ) {
- $snmp_version =1 ;
- }else{
- if ( $snmp_version =~ /[12]/ ) {
-
- ($session, $error) = Net::SNMP->session(
- -hostname => $hostname,
- -community => $community,
- -port => $port,
- -version => $snmp_version,
- -maxmsgsize => $maxmsgsize
- );
-
- if (!defined($session)) {
- $state='UNKNOWN';
- $answer=$error;
- print ("$state: $answer");
- exit $ERRORS{$state};
- }
-
- }elsif ( $snmp_version =~ /3/ ) {
-
- if ($seclevel eq 'noAuthNoPriv') {
- ($session, $error) = Net::SNMP->session(
- -hostname => $hostname,
- -port => $port,
- -version => $snmp_version,
- -username => $secname,
- );
-
- }elsif ( $seclevel eq 'authNoPriv' ) {
- ($session, $error) = Net::SNMP->session(
- -hostname => $hostname,
- -port => $port,
- -version => $snmp_version,
- -username => $secname,
- $auth
- );
- }elsif ($seclevel eq 'authPriv' ) {
- ($session, $error) = Net::SNMP->session(
- -hostname => $hostname,
- -port => $port,
- -version => $snmp_version,
- -username => $secname,
- $auth,
- $priv
- );
- }
-
-
- if (!defined($session)) {
- $state='UNKNOWN';
- $answer=$error;
- print ("$state: $answer");
- exit $ERRORS{$state};
- }
-
- }else{
+ if ($snmp_version !~ /[123]/) {
$state='UNKNOWN';
print ("$state: No support for SNMP v$snmp_version yet\n");
exit $ERRORS{$state};
}
-}
return $ERRORS{"OK"};
-
}