diff options
Diffstat (limited to 'Monitoring/nagios/plugins/check_ifoperstatus')
-rwxr-xr-x | Monitoring/nagios/plugins/check_ifoperstatus | 472 |
1 files changed, 0 insertions, 472 deletions
diff --git a/Monitoring/nagios/plugins/check_ifoperstatus b/Monitoring/nagios/plugins/check_ifoperstatus deleted file mode 100755 index 23b25d5d..00000000 --- a/Monitoring/nagios/plugins/check_ifoperstatus +++ /dev/null @@ -1,472 +0,0 @@ -#! /usr/bin/perl -w -# -# check_ifoperstatus.pl - nagios plugin -# -# Copyright (C) 2000 Christoph Kron, -# Modified 5/2002 to conform to updated Nagios Plugin Guidelines -# Added support for named interfaces per Valdimir Ivaschenko (S. Ghosh) -# Added SNMPv3 support (10/2003) -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License -# as published by the Free Software Foundation; either version 2 -# of the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -# -# -# Report bugs to: nagiosplug-help@lists.sourceforge.net -# -# 11.01.2000 Version 1.0 -# -# Patches from Guy Van Den Bergh to warn on ifadminstatus down interfaces -# instead of critical. -# -# Primary MIB reference - RFC 2863 - - -use POSIX; -use strict; -use lib "/usr/lib/nagios/plugins" ; -use utils qw($TIMEOUT %ERRORS &print_revision &support); - -use Net::SNMP; -use Getopt::Long; -&Getopt::Long::config('bundling'); - -my $PROGNAME = "check_ifoperstatus"; -sub print_help (); -sub usage ($); -sub print_usage (); -sub process_arguments (); - -my $timeout; -my $status; -my %ifOperStatus = ('1','up', - '2','down', - '3','testing', - '4','unknown', - '5','dormant', - '6','notPresent', - '7','lowerLayerDown'); # down due to the state of lower layer interface(s) - -my $state = "UNKNOWN"; -my $answer = ""; -my $snmpkey = 0; -my $community = "public"; -my $maxmsgsize = 1472 ; # Net::SNMP default is 1472 -my ($seclevel, $authproto, $secname, $authpass, $privpass, $privproto, $auth, $priv, $context); -my $port = 161; -my @snmpoids; -my $sysUptime = '1.3.6.1.2.1.1.3.0'; -my $snmpIfDescr = '1.3.6.1.2.1.2.2.1.2'; -my $snmpIfType = '1.3.6.1.2.1.2.2.1.3'; -my $snmpIfAdminStatus = '1.3.6.1.2.1.2.2.1.7'; -my $snmpIfOperStatus = '1.3.6.1.2.1.2.2.1.8'; -my $snmpIfName = '1.3.6.1.2.1.31.1.1.1.1'; -my $snmpIfLastChange = '1.3.6.1.2.1.2.2.1.9'; -my $snmpIfAlias = '1.3.6.1.2.1.31.1.1.1.18'; -my $snmpLocIfDescr = '1.3.6.1.4.1.9.2.2.1.1.28'; -my $hostname; -my $ifName; -my $session; -my $error; -my $response; -my $snmp_version = 1 ; -my $ifXTable; -my $opt_h ; -my $opt_V ; -my $ifdescr; -my $iftype; -my $key; -my $lastc; -my $dormantWarn; -my $adminWarn; -my $name; -my %session_opts; - -### Validate Arguments - -$status = process_arguments(); - - -# Just in case of problems, let's not hang Nagios -$SIG{'ALRM'} = sub { - print ("ERROR: No snmp response from $hostname (alarm)\n"); - exit $ERRORS{"UNKNOWN"}; -}; - -alarm($timeout); - -($session, $error) = Net::SNMP->session(%session_opts); - - -if (!defined($session)) { - $state='UNKNOWN'; - $answer=$error; - print ("$state: $answer\n"); - exit $ERRORS{$state}; -} - -## map ifdescr to ifindex - should look at being able to cache this value - -if (defined $ifdescr || defined $iftype) { - # escape "/" in ifdescr - very common in the Cisco world - if (defined $iftype) { - $status=fetch_ifindex($snmpIfType, $iftype); - } else { - $ifdescr =~ s/\//\\\//g; - $status=fetch_ifindex($snmpIfDescr, $ifdescr); # if using on device with large number of interfaces - # recommend use of SNMP v2 (get-bulk) - } - if ($status==0) { - $state = "UNKNOWN"; - printf "$state: could not retrive ifdescr/iftype snmpkey - $status-$snmpkey\n"; - $session->close; - exit $ERRORS{$state}; - } -} - - -## Main function - -$snmpIfAdminStatus = $snmpIfAdminStatus . "." . $snmpkey; -$snmpIfOperStatus = $snmpIfOperStatus . "." . $snmpkey; -$snmpIfDescr = $snmpIfDescr . "." . $snmpkey; -$snmpIfName = $snmpIfName . "." . $snmpkey ; -$snmpIfAlias = $snmpIfAlias . "." . $snmpkey ; - -push(@snmpoids,$snmpIfAdminStatus); -push(@snmpoids,$snmpIfOperStatus); -push(@snmpoids,$snmpIfDescr); -push(@snmpoids,$snmpIfName) if (defined $ifXTable) ; -push(@snmpoids,$snmpIfAlias) if (defined $ifXTable) ; - -if (!defined($response = $session->get_request(@snmpoids))) { - $answer=$session->error; - $session->close; - $state = 'WARNING'; - print ("$state: SNMP error: $answer\n"); - exit $ERRORS{$state}; -} - -$answer = sprintf("host '%s', %s(%s) is %s\n", - $hostname, - $response->{$snmpIfDescr}, - $snmpkey, - $ifOperStatus{$response->{$snmpIfOperStatus}} -); - - -## Check to see if ifName match is requested and it matches - exit if no match -## not the interface we want to monitor -if ( defined $ifName && not ($response->{$snmpIfName} eq $ifName) ) { - $state = 'UNKNOWN'; - $answer = "Interface name ($ifName) doesn't match snmp value ($response->{$snmpIfName}) (index $snmpkey)"; - print ("$state: $answer\n"); - exit $ERRORS{$state}; -} - -## define the interface name -if (defined $ifXTable) { - $name = $response->{$snmpIfName} ." - " .$response->{$snmpIfAlias} ; -}else{ - $name = $response->{$snmpIfDescr} ; -} - -## if AdminStatus is down - some one made a consious effort to change config -## -if ( not ($response->{$snmpIfAdminStatus} == 1) ) { - $answer = "Interface $name (index $snmpkey) is administratively down."; - if ( not defined $adminWarn or $adminWarn eq "w" ) { - $state = 'WARNING'; - } elsif ( $adminWarn eq "i" ) { - $state = 'OK'; - } elsif ( $adminWarn eq "c" ) { - $state = 'CRITICAL'; - } else { # If wrong value for -a, say warning - $state = 'WARNING'; - } -} -## Check operational status -elsif ( $response->{$snmpIfOperStatus} == 2 ) { - $state = 'CRITICAL'; - $answer = "Interface $name (index $snmpkey) is down."; -} elsif ( $response->{$snmpIfOperStatus} == 5 ) { - if (defined $dormantWarn ) { - if ($dormantWarn eq "w") { - $state = 'WARNING'; - $answer = "Interface $name (index $snmpkey) is dormant."; - }elsif($dormantWarn eq "c") { - $state = 'CRITICAL'; - $answer = "Interface $name (index $snmpkey) is dormant."; - }elsif($dormantWarn eq "i") { - $state = 'OK'; - $answer = "Interface $name (index $snmpkey) is dormant."; - } - }else{ - # dormant interface - but warning/critical/ignore not requested - $state = 'CRITICAL'; - $answer = "Interface $name (index $snmpkey) is dormant."; - } -} elsif ( $response->{$snmpIfOperStatus} == 6 ) { - $state = 'CRITICAL'; - $answer = "Interface $name (index $snmpkey) notPresent - possible hotswap in progress."; -} elsif ( $response->{$snmpIfOperStatus} == 7 ) { - $state = 'CRITICAL'; - $answer = "Interface $name (index $snmpkey) down due to lower layer being down."; -} elsif ( $response->{$snmpIfOperStatus} == 3 || $response->{$snmpIfOperStatus} == 4 ) { - $state = 'CRITICAL'; - $answer = "Interface $name (index $snmpkey) down (testing/unknown)."; -} else { - $state = 'OK'; - $answer = "Interface $name (index $snmpkey) is up."; -} - - - -print ("$state: $answer\n"); -exit $ERRORS{$state}; - - -### subroutines - -sub fetch_ifindex { - my $oid = shift; - my $lookup = shift; - - if (!defined ($response = $session->get_table($oid))) { - $answer=$session->error; - $session->close; - $state = 'CRITICAL'; - printf ("$state: SNMP error with snmp version $snmp_version ($answer)\n"); - $session->close; - exit $ERRORS{$state}; - } - - foreach $key ( keys %{$response}) { - if ($response->{$key} =~ /^$lookup$/) { - $key =~ /.*\.(\d+)$/; - $snmpkey = $1; - #print "$lookup = $key / $snmpkey \n"; #debug - } - } - unless (defined $snmpkey) { - $session->close; - $state = 'CRITICAL'; - printf "$state: Could not match $ifdescr on $hostname\n"; - exit $ERRORS{$state}; - } - - return $snmpkey; -} - -sub usage($) { - print "$_[0]\n"; - print_usage(); - exit $ERRORS{"UNKNOWN"}; -} - -sub print_usage() { - printf "\n"; - printf "usage: \n"; - printf "check_ifoperstatus -k <IF_KEY> -H <HOSTNAME> [-C <community>]\n"; - printf "Copyright (C) 2000 Christoph Kron\n"; - printf "check_ifoperstatus.pl comes with ABSOLUTELY NO WARRANTY\n"; - printf "This programm is licensed under the terms of the "; - printf "GNU General Public License\n(check source code for details)\n"; - printf "\n\n"; -} - -sub print_help() { - print_revision($PROGNAME, '1.4.15'); - print_usage(); - printf "check_ifoperstatus plugin for Nagios monitors operational \n"; - printf "status of a particular network interface on the target host\n"; - printf "\nUsage:\n"; - printf " -H (--hostname) Hostname to query - (required)\n"; - printf " -C (--community) SNMP read community (defaults to public,\n"; - printf " used with SNMP v1 and v2c\n"; - printf " -v (--snmp_version) 1 for SNMP v1 (default)\n"; - printf " 2 for SNMP v2c\n"; - printf " SNMP v2c will use get_bulk for less overhead\n"; - printf " if monitoring with -d\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)\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 " auth password and authEngineID\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 " privacy password and authEngineID\n"; - printf " -P (--privproto) privacy protocol (DES or AES; default: DES)\n"; - printf " -k (--key) SNMP IfIndex value\n"; - printf " -d (--descr) SNMP ifDescr value\n"; - printf " -T (--type) SNMP ifType integer value (see http://www.iana.org/assignments/ianaiftype-mib)\n"; - printf " -p (--port) SNMP port (default 161)\n"; - printf " -I (--ifmib) Agent supports IFMIB ifXTable. Do not use if\n"; - printf " you don't know what this is. \n"; - printf " -n (--name) the value should match the returned ifName\n"; - printf " (Implies the use of -I)\n"; - printf " -w (--warn =i|w|c) ignore|warn|crit if the interface is dormant (default critical)\n"; - printf " -D (--admin-down =i|w|c) same for administratively down interfaces (default warning)\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"; - printf " -k or -d or -T must be specified\n\n"; - printf "Note: either -k or -d or -T must be specified and -d and -T are much more network \n"; - printf "intensive. Use it sparingly or not at all. -n is used to match against\n"; - printf "a much more descriptive ifName value in the IfXTable to verify that the\n"; - printf "snmpkey has not changed to some other network interface after a reboot.\n\n"; - -} - -sub process_arguments() { - $status = GetOptions( - "V" => \$opt_V, "version" => \$opt_V, - "h" => \$opt_h, "help" => \$opt_h, - "v=i" => \$snmp_version, "snmp_version=i" => \$snmp_version, - "C=s" => \$community, "community=s" => \$community, - "L=s" => \$seclevel, "seclevel=s" => \$seclevel, - "a=s" => \$authproto, "authproto=s" => \$authproto, - "U=s" => \$secname, "secname=s" => \$secname, - "A=s" => \$authpass, "authpass=s" => \$authpass, - "X=s" => \$privpass, "privpass=s" => \$privpass, - "P=s" => \$privproto, "privproto=s" => \$privproto, - "c=s" => \$context, "context=s" => \$context, - "k=i" => \$snmpkey, "key=i",\$snmpkey, - "d=s" => \$ifdescr, "descr=s" => \$ifdescr, - "l=s" => \$lastc, "lastchange=s" => \$lastc, - "p=i" => \$port, "port=i" =>\$port, - "H=s" => \$hostname, "hostname=s" => \$hostname, - "I" => \$ifXTable, "ifmib" => \$ifXTable, - "n=s" => \$ifName, "name=s" => \$ifName, - "w=s" => \$dormantWarn, "warn=s" => \$dormantWarn, - "D=s" => \$adminWarn, "admin-down=s" => \$adminWarn, - "M=i" => \$maxmsgsize, "maxmsgsize=i" => \$maxmsgsize, - "t=i" => \$timeout, "timeout=i" => \$timeout, - "T=i" => \$iftype, "type=i" => \$iftype, - ); - - - if ($status == 0){ - print_help(); - exit $ERRORS{'OK'}; - } - - if ($opt_V) { - print_revision($PROGNAME,'1.4.15'); - exit $ERRORS{'OK'}; - } - - if ($opt_h) { - print_help(); - exit $ERRORS{'OK'}; - } - - if (! utils::is_hostname($hostname)){ - usage("Hostname invalid or not given"); - } - - unless ($snmpkey > 0 || defined $ifdescr || defined $iftype){ - usage("Either a valid snmp key (-k) or a ifDescr (-d) must be provided"); - } - - if (defined $ifName) { - $ifXTable=1; - } - - if (defined $dormantWarn) { - unless ($dormantWarn =~ /^(w|c|i)$/ ) { - printf "Dormant alerts must be one of w|c|i \n"; - exit $ERRORS{'UNKNOWN'}; - } - } - - 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) { - $session_opts{'-username'} = $secname; - - # Must define a security level even though defualt is noAuthNoPriv - unless ( grep /^$seclevel$/, qw(noAuthNoPriv authNoPriv authPriv) ) { - usage("Must define a valid security level even though default is noAuthNoPriv"); - } - - # Authentication wanted - if ( $seclevel eq 'authNoPriv' || $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 $authpass) { - usage("Auth password/key is not defined"); - }else{ - if ($authpass =~ /^0x/ ) { - $session_opts{'-authkey'} = $authpass ; - }else{ - $session_opts{'-authpassword'} = $authpass ; - } - } - } - - # Privacy (DES encryption) wanted - if ($seclevel eq 'authPriv' ) { - if (! defined $privpass) { - usage("Privacy passphrase/key is not defined"); - }else{ - if ($privpass =~ /^0x/){ - $session_opts{'-privkey'} = $privpass; - }else{ - $session_opts{'-privpassword'} = $privpass; - } - } - - $session_opts{'-privprotocol'} = $privproto if(defined $privproto); - } - - # Context name defined or default - unless ( defined $context) { - $context = ""; - } - - }else { - usage("Security level or name is not defined"); - } - } # end snmpv3 - - -} -## End validation - |