nagios-snmp-plugins/plugins/check_snmp_boostedge.pl

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#!/usr/bin/perl -w
############################## check_snmp_boostedge.pl #################
# Version : 1.0
# Date : Jan 16 2007
# Author : Patrick Proy ( patrick at proy.org)
# Help : http://www.manubulon.com/nagios/
# License : GPL - http://www.fsf.org/licenses/gpl.txt
# Changelog :
# Contributors :
#################################################################
#
# Help : ./check_snmp_boostedge.pl -h
#
use strict;
use Net::SNMP;
use Getopt::Long;
# Icinga specific
my %ERRORS = ('OK' => 0, 'WARNING' => 1, 'CRITICAL' => 2, 'UNKNOWN' => 3, 'DEPENDENT' => 4);
# SNMP Datas
my $be_global_status = "1.3.6.1.4.1.4185.12.1.1.3.0"; # boostedge global status (stop(0), start(1))
my $be_service_number = "1.3.6.1.4.1.4185.12.1.5.1.0"; # beServiceNumber
my $be_service_table = "1.3.6.1.4.1.4185.12.1.5"; # beServices
my $be_service_name = "1.3.6.1.4.1.4185.12.1.5.2.1.2"; # beServiceName
my $be_service_status = "1.3.6.1.4.1.4185.12.1.5.2.1.4"; # status ("RUNNING")
my $be_service_mode = "1.3.6.1.4.1.4185.12.1.5.2.1.5"; # beServiceMode (disabled(0), enabled(1))
my $be_service_datain = "1.3.6.1.4.1.4185.12.1.5.2.1.6"; # beServiceDataIn (Not populated for now : HTTP/S - V5.2.16.0)
my $be_service_dataout
= "1.3.6.1.4.1.4185.12.1.5.2.1.7"; # beServiceDataOut (Not populated for now : HTTP/S - V5.2.16.0)
my $be_service_connect
= "1.3.6.1.4.1.4185.12.1.5.2.1.8"; # beServiceConnect (Not populated for now : HTTP/S - V5.2.16.0)
# Globals
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my $VERSION = "2.1.0";
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my $o_host = undef; # hostname
my $o_community = undef; # community
my $o_port = 161; # port
my $o_help = undef; # wan't some help ?
my $o_verb = undef; # verbose mode
my $o_version = undef; # print version
my $o_timeout = undef; # Timeout (Default 5)
my $o_perf = undef; # Output performance data
my $o_version2 = undef; # use snmp v2c
# Specific
my $o_service = undef; # service regexp selection
my $o_nservice = undef; # service number expected
# SNMPv3 specific
my $o_login = undef; # Login for snmpv3
my $o_passwd = undef; # Pass for snmpv3
my $v3protocols = undef; # V3 protocol list.
my $o_authproto = 'md5'; # Auth protocol
my $o_privproto = 'des'; # Priv protocol
my $o_privpass = undef; # priv password
# functions
sub p_version { print "check_snmp_boostedge version : $VERSION\n"; }
sub print_usage {
print
"Usage: $0 [-v] -H <host> -C <snmp_community> [-2] | (-l login -x passwd [-X pass -L <authp>,<privp>]) -s <service> -n <number> [-p <port>] [-f] [-t <timeout>] [-V]\n";
}
sub isnnum { # Return true if arg is not a number
my $num = shift;
if ($num =~ /^(\d+\.?\d*)|(^\.\d+)$/) { return 0; }
return 1;
}
sub set_status { # return worst status with this order : OK, unknwonw, warning, critical
my $new_status = shift;
my $cur_status = shift;
if (($cur_status == 0) || ($new_status == $cur_status)) { return $new_status; }
if ($new_status == 3) { return $cur_status; }
if ($new_status > $cur_status) { return $new_status; }
return $cur_status;
}
sub is_pattern_valid { # Test for things like "<I\s*[^>" or "+5-i"
my $pat = shift;
if (!defined($pat)) { $pat = " "; } # Just to get rid of compilation time warnings
return eval { "" =~ /$pat/; 1 } || 0;
}
sub help {
print "\nSNMP Boostedge service monitor for Icinga/Nagios/Naemon/Shinken, Version ", $VERSION, "\n";
print "GPL License, (c)2006-2007 Patrick Proy\n\n";
print_usage();
print <<EOT;
-v, --verbose
print extra debugging information
-h, --help
print this help message
-H, --hostname=HOST
name or IP address of host to check
-C, --community=COMMUNITY NAME
community name for the host's SNMP agent (implies v1 protocol)
-s, --service=<service>
Regexp of service to select
-n, --number=<number>
Number of services selected that must be in running & enabled state
-2, --v2c
Use snmp v2c
-l, --login=LOGIN ; -x, --passwd=PASSWD
Login and auth password for snmpv3 authentication
If no priv password exists, implies AuthNoPriv
-X, --privpass=PASSWD
Priv password for snmpv3 (AuthPriv protocol)
-L, --protocols=<authproto>,<privproto>
<authproto> : Authentication protocol (md5|sha : default md5)
<privproto> : Priv protocole (des|aes : default des)
-P, --port=PORT
SNMP port (Default 161)
-f, --perfparse, --perfdata
Performance data output
-t, --timeout=INTEGER
timeout for SNMP in seconds (Default: 5)
-V, --version
prints version number
EOT
}
# For verbose output
sub verb { my $t = shift; print $t, "\n" if defined($o_verb); }
sub check_options {
Getopt::Long::Configure("bundling");
GetOptions(
'v' => \$o_verb,
'verbose' => \$o_verb,
'h' => \$o_help,
'help' => \$o_help,
'H:s' => \$o_host,
'hostname:s' => \$o_host,
'p:i' => \$o_port,
'port:i' => \$o_port,
'C:s' => \$o_community,
'community:s' => \$o_community,
'l:s' => \$o_login,
'login:s' => \$o_login,
'x:s' => \$o_passwd,
'passwd:s' => \$o_passwd,
'X:s' => \$o_privpass,
'privpass:s' => \$o_privpass,
'L:s' => \$v3protocols,
'protocols:s' => \$v3protocols,
't:i' => \$o_timeout,
'timeout:i' => \$o_timeout,
'V' => \$o_version,
'version' => \$o_version,
'2' => \$o_version2,
'v2c' => \$o_version2,
'f' => \$o_perf,
'perfparse' => \$o_perf,
'perfdata' => \$o_perf,
's:s' => \$o_service,
'service:s' => \$o_service,
'n:i' => \$o_nservice,
'number:i' => \$o_nservice
);
# Basic checks
if (defined($o_timeout) && (isnnum($o_timeout) || ($o_timeout < 2) || ($o_timeout > 60))) {
print "Timeout must be >1 and <60 !\n";
print_usage();
exit $ERRORS{"UNKNOWN"};
}
if (!defined($o_timeout)) { $o_timeout = 5; }
if (defined($o_help)) { help(); exit $ERRORS{"UNKNOWN"} }
if (defined($o_version)) { p_version(); exit $ERRORS{"UNKNOWN"} }
if (!defined($o_host)) # check host and filter
{
print_usage();
exit $ERRORS{"UNKNOWN"};
}
# check snmp information
if (!defined($o_community) && (!defined($o_login) || !defined($o_passwd))) {
print "Put snmp login info!\n";
print_usage();
exit $ERRORS{"UNKNOWN"};
}
if ((defined($o_login) || defined($o_passwd)) && (defined($o_community) || defined($o_version2))) {
print "Can't mix snmp v1,2c,3 protocols!\n";
print_usage();
exit $ERRORS{"UNKNOWN"};
}
if (defined($v3protocols)) {
if (!defined($o_login)) {
print "Put snmp V3 login info with protocols!\n";
print_usage();
exit $ERRORS{"UNKNOWN"};
}
my @v3proto = split(/,/, $v3protocols);
if ((defined($v3proto[0])) && ($v3proto[0] ne "")) { $o_authproto = $v3proto[0]; } # Auth protocol
if (defined($v3proto[1])) { $o_privproto = $v3proto[1]; } # Priv protocol
if ((defined($v3proto[1])) && (!defined($o_privpass))) {
print "Put snmp V3 priv login info with priv protocols!\n";
print_usage();
exit $ERRORS{"UNKNOWN"};
}
}
if (!defined($o_service) || !(is_pattern_valid($o_service))) {
print "Service selection must be set and be a valid regexp\n";
print_usage();
exit $ERRORS{"UNKNOWN"};
}
if (!defined($o_nservice) || isnnum($o_nservice)) {
print "Service number must be set and be an integer\n";
print_usage();
exit $ERRORS{"UNKNOWN"};
}
}
########## MAIN #######
check_options();
# Check timeout if snmp screws up
if (defined($o_timeout)) {
verb("Alarm in $o_timeout seconds");
alarm($o_timeout);
}
$SIG{'ALRM'} = sub {
print "No answer from host $o_host:$o_port\n";
exit $ERRORS{"UNKNOWN"};
};
# Connect to host
my ($session, $error);
if (defined($o_login) && defined($o_passwd)) {
# SNMPv3 login
verb("SNMPv3 login");
if (!defined($o_privpass)) {
verb("SNMPv3 AuthNoPriv login : $o_login, $o_authproto");
($session, $error) = Net::SNMP->session(
-hostname => $o_host,
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-port => $o_port,
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-version => '3',
-username => $o_login,
-authpassword => $o_passwd,
-authprotocol => $o_authproto,
-timeout => $o_timeout
);
} else {
verb("SNMPv3 AuthPriv login : $o_login, $o_authproto, $o_privproto");
($session, $error) = Net::SNMP->session(
-hostname => $o_host,
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-port => $o_port,
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-version => '3',
-username => $o_login,
-authpassword => $o_passwd,
-authprotocol => $o_authproto,
-privpassword => $o_privpass,
-privprotocol => $o_privproto,
-timeout => $o_timeout
);
}
} else {
if (defined($o_version2)) {
# SNMPv2 Login
verb("SNMP v2c login");
($session, $error) = Net::SNMP->session(
-hostname => $o_host,
-version => 2,
-community => $o_community,
-port => $o_port,
-timeout => $o_timeout
);
} else {
# SNMPV1 login
verb("SNMP v1 login");
($session, $error) = Net::SNMP->session(
-hostname => $o_host,
-community => $o_community,
-port => $o_port,
-timeout => $o_timeout
);
}
}
if (!defined($session)) {
printf("ERROR opening session: %s.\n", $error);
exit $ERRORS{"UNKNOWN"};
}
# Get global status
my @oidlist = ($be_global_status);
my $resultat
= (version->parse(Net::SNMP->VERSION) < 4)
? $session->get_request(@oidlist)
: $session->get_request(-varbindlist => \@oidlist);
if (!defined($resultat)) {
printf("ERROR: Gloabal status table : %s.\n", $session->error);
$session->close;
exit $ERRORS{"UNKNOWN"};
}
if ($$resultat{$be_global_status} != 1) {
print "Global service is stopped (", $$resultat{$be_global_status}, ") : CRITICAL\n";
exit $ERRORS{"CRITICAL"};
}
$resultat = undef;
# Get service table
$resultat
= (version->parse(Net::SNMP->VERSION) < 4)
? $session->get_table($be_service_table)
: $session->get_table(Baseoid => $be_service_table);
if (!defined($resultat)) {
printf("ERROR: Description table : %s.\n", $session->error);
$session->close;
exit $ERRORS{"UNKNOWN"};
}
$session->close;
my $output = "";
my $output_perf = "";
my $global_status = 0;
my ($nservice, $nservice_ok) = (0, 0);
my (@found_service, @service_state) = undef;
foreach my $key (keys %$resultat) {
verb("OID : $key, Desc : $$resultat{$key}");
if (($key =~ /$be_service_name\./) && ($$resultat{$key} =~ /$o_service/)) { # Get index of service with name
$found_service[$nservice] = $$resultat{$key};
$key =~ s/$be_service_name//;
$service_state[$nservice] = $$resultat{ $be_service_status . $key };
if (($service_state[$nservice] ne "RUNNING") || ($$resultat{ $be_service_mode . $key } != 1)) {
$service_state[$nservice] .= "(" . $$resultat{ $be_service_mode . $key } . ")";
$global_status = 2;
} else {
$nservice_ok++;
}
$nservice++;
verb("Found service $found_service[$nservice-1]");
}
}
if ($o_nservice > $nservice_ok) {
for (my $i = 0; $i < $nservice; $i++) {
if ($output ne "") { $output .= ", "; }
$output .= $found_service[$i] . ":" . $service_state[$i];
}
if ($output ne "") { $output .= ", "; }
$output .= ":" . $nservice_ok . " services OK < " . $o_nservice;
print $output, " : CRITICAL\n";
exit $ERRORS{"CRITICAL"};
}
$output = $nservice_ok . " services OK";
if ($o_nservice < $nservice_ok) {
print $output, " > $o_nservice : WARNING\n";
exit $ERRORS{"WARNING"};
}
print $output, " : OK\n";
exit $ERRORS{"OK"};