#!/usr/bin/perl -w ############################## check_snmp_load ################# my $VERSION = "2.1.0"; # Date : Oct 12 2007 # Author : Patrick Proy ( patrick at proy.org) # Help : http://nagios.manubulon.com/ # License : GPL - http://www.fsf.org/licenses/gpl.txt # Contributors : F. Lacroix and many others !!! ################################################################# # # Help : ./check_snmp_load.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 # Generic with host-ressource-mib my $base_proc = "1.3.6.1.2.1.25.3.3.1"; # oid for all proc info my $proc_id = "1.3.6.1.2.1.25.3.3.1.1"; # list of processors (product ID) my $proc_load = "1.3.6.1.2.1.25.3.3.1.2"; # %time the proc was not idle over last minute # Linux load my $linload_table = "1.3.6.1.4.1.2021.10.1"; # net-snmp load table my $linload_name = "1.3.6.1.4.1.2021.10.1.2"; # text 'Load-1','Load-5', 'Load-15' my $linload_load = "1.3.6.1.4.1.2021.10.1.3"; # effective load table # Cisco cpu/load my $cisco_cpu_5m = "1.3.6.1.4.1.9.2.1.58.0"; # Cisco CPU load (5min %) my $cisco_cpu_1m = "1.3.6.1.4.1.9.2.1.57.0"; # Cisco CPU load (1min %) my $cisco_cpu_5s = "1.3.6.1.4.1.9.2.1.56.0"; # Cisco CPU load (5sec %) # Cisco catalyst cpu/load my $ciscocata_cpu_5m = ".1.3.6.1.4.1.9.9.109.1.1.1.1.5.9"; # Cisco CPU load (5min %) my $ciscocata_cpu_1m = ".1.3.6.1.4.1.9.9.109.1.1.1.1.3.9"; # Cisco CPU load (1min %) my $ciscocata_cpu_5s = ".1.3.6.1.4.1.9.9.109.1.1.1.1.4.9"; # Cisco CPU load (5sec %) # Cisco small business (SG500) cpu/load my $cisg_cpu_5m = "1.3.6.1.4.1.9.6.1.101.1.9.0"; # Cisco CPU load (5min %) my $cisg_cpu_1m = "1.3.6.1.4.1.9.6.1.101.1.8.0"; # Cisco CPU load (1min %) my $cisg_cpu_5s = "1.3.6.1.4.1.9.6.1.101.1.7.0"; # Cisco CPU load (5sec %) # Netscreen cpu/load my $nsc_cpu_5m = "1.3.6.1.4.1.3224.16.1.4.0"; # NS CPU load (5min %) my $nsc_cpu_1m = "1.3.6.1.4.1.3224.16.1.2.0"; # NS CPU load (1min %) my $nsc_cpu_5s = "1.3.6.1.4.1.3224.16.1.3.0"; # NS CPU load (5sec %) # AS/400 CPU my $as400_cpu = "1.3.6.1.4.1.2.6.4.5.1.0"; # AS400 CPU load (10000=100%); # N5K CPU my $n5k_cpu = "1.3.6.1.4.1.9.9.305.1.1.1.0"; # N5K CPU load (%) # Net-SNMP CPU my $ns_cpu_idle = "1.3.6.1.4.1.2021.11.11.0"; # Net-snmp cpu idle my $ns_cpu_user = "1.3.6.1.4.1.2021.11.9.0"; # Net-snmp user cpu usage my $ns_cpu_system = "1.3.6.1.4.1.2021.11.10.0"; # Net-snmp system cpu usage # Procurve CPU my $procurve_cpu = "1.3.6.1.4.1.11.2.14.11.5.1.9.6.1.0"; # Procurve CPU Counter # Nokia CPU my $nokia_cpu = "1.3.6.1.4.1.94.1.21.1.7.1.0"; # Nokia CPU % usage # Bluecoat Appliance my $bluecoat_cpu = "1.3.6.1.4.1.3417.2.4.1.1.1.4.1"; # Bluecoat %cpu usage. # Fortigate CPU my $fortigate_cpu = ".1.3.6.1.4.1.12356.1.8.0"; # Fortigate CPU % usage # Linkproof Appliance my $linkproof_cpu = "1.3.6.1.4.1.89.35.1.55.0"; # CPU RE (Routing Engine Tasks) # 1.3.6.1.4.1.89.35.1.53.0 : Ressource utilisation (%) Considers network utilization and internal CPU utilization # 1.3.6.1.4.1.89.35.1.54 : CPU only (%) # 1.3.6.1.4.1.89.35.1.55 : network only (%) # HP-UX cpu usage (thanks to krizb for the OIDs). my $hpux_load_1_min = "1.3.6.1.4.1.11.2.3.1.1.3.0"; my $hpux_load_5_min = "1.3.6.1.4.1.11.2.3.1.1.4.0"; my $hpux_load_15_min = "1.3.6.1.4.1.11.2.3.1.1.5.0"; # valid values my @valid_types = ("stand", "netsc", "netsl", "as400", "cisco", "cata", "cisg", "nsc", "fg", "bc", "nokia", "hp", "lp", "hpux", "n5k"); # CPU OID array my %cpu_oid = ( "netsc", $ns_cpu_idle, "as400", $as400_cpu, "bc", $bluecoat_cpu, "nokia", $nokia_cpu, "hp", $procurve_cpu, "lp", $linkproof_cpu, "fg", $fortigate_cpu, "n5k", $n5k_cpu ); # Globals my $o_host = undef; # hostname my $o_community = undef; # community my $o_port = 161; # port my $o_domain = 'udp/ipv4'; # protocol my $o_help = undef; # wan't some help ? my $o_verb = undef; # verbose mode my $o_version = undef; # print version # check type : stand | netsc | netsl | as400 | cisco | cata | cisg | nsc | fg | bc | nokia | hp | lp | hpux my $o_check_type = "stand"; # End compatibility my $o_warn = undef; # warning level my @o_warnL = undef; # warning levels for Linux Load or Cisco CPU my $o_crit = undef; # critical level my @o_critL = undef; # critical level for Linux Load or Cisco CPU my $o_timeout = undef; # Timeout (Default 5) my $o_perf = undef; # Output performance data my $o_version2 = undef; # use snmp v2c # 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_load version : $VERSION\n"; } sub print_usage { print "Usage: $0 [-v] -H -C [-2] | (-l login -x passwd [-X pass -L ,]) [-p ] [-P ] -w -c -T=[stand|netsl|netsc|as400|cisco|cata|cisg|nsc|fg|bc|nokia|hp|lp|hpux] [-f] [-t ] [-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 help { print "\nSNMP Load & CPU Monitor for Icinga/Nagios/Naemon/Shinken, Version ", $VERSION, "\n"; print "GPL license, (c)2004-2007 Patrick Proy\n\n"; print_usage(); print <, : Authentication protocol (md5|sha : default md5) : Priv protocole (des|aes : default des) -p, --port=PORT SNMP port (Default 161) -P, --protocol=PROTOCOL Network protocol to be used ['udp/ipv4'] : UDP over IPv4 'udp/ipv6' : UDP over IPv6 'tcp/ipv4' : TCP over IPv4 'tcp/ipv6' : TCP over IPv6 Network protocol (Default udp/ipv4) -w, --warn=INTEGER | INT,INT,INT 1 value check : warning level for cpu in percent (on one minute) 3 value check : comma separated level for load or cpu for 1min, 5min, 15min -c, --crit=INTEGER | INT,INT,INT critical level for cpu in percent (on one minute) 1 value check : critical level for cpu in percent (on one minute) 3 value check : comma separated level for load or cpu for 1min, 5min, 15min -T, --type=stand|netsl|netsc|as400|cisco|cisg|bc|nokia|hp|lp CPU check : stand : standard MIBII (works with Windows), can handle multiple CPU. netsl : linux load provided by Net SNMP (1,5 & 15 minutes values) netsc : cpu usage given by net-snmp (100-idle) as400 : as400 CPU usage cisco : Cisco CPU usage n5k : Cisco Nexus CPU Usage cata : Cisco catalyst CPU usage cisg : Cisco small business (SG500) CPU usage (1,5 & 15 minutes values) nsc : NetScreen CPU usage fg : Fortigate CPU usage bc : Bluecoat CPU usage nokia : Nokia CPU usage hp : HP procurve switch CPU usage lp : Linkproof CPU usage hpux : HP-UX load (1,5 & 15 minutes values) -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, 'P:s' => \$o_domain, 'protocol:s' => \$o_domain, '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, 'c:s' => \$o_crit, 'critical:s' => \$o_crit, 'w:s' => \$o_warn, 'warn:s' => \$o_warn, 'f' => \$o_perf, 'perfparse' => \$o_perf, 'perfdata' => \$o_perf, 'T:s' => \$o_check_type, 'type:s' => \$o_check_type ); # check the -T option my $T_option_valid = 0; foreach (@valid_types) { if ($_ eq $o_check_type) { $T_option_valid = 1 } } if ($T_option_valid == 0) { print "Invalid check type (-T)!\n"; print_usage(); exit $ERRORS{"UNKNOWN"} } # Basic checks if (defined($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 $ERRORS{"UNKNOWN"}; } } # Check warnings and critical if (!defined($o_warn) || !defined($o_crit)) { print "put warning and critical info!\n"; print_usage(); exit $ERRORS{"UNKNOWN"}; } # Get rid of % sign $o_warn =~ s/\%//g; $o_crit =~ s/\%//g; # Check for multiple warning and crit in case of -L if ( ($o_check_type eq "netsl") || ($o_check_type eq "cisco") || ($o_check_type eq "cata") || ($o_check_type eq "cisg") || ($o_check_type eq "nsc") || ($o_check_type eq "hpux")) { @o_warnL = split(/,/, $o_warn); @o_critL = split(/,/, $o_crit); if (($#o_warnL != 2) || ($#o_critL != 2)) { print "3 warnings and critical !\n"; print_usage(); exit $ERRORS{"UNKNOWN"}; } for (my $i = 0; $i < 3; $i++) { if (isnnum($o_warnL[$i]) || isnnum($o_critL[$i])) { print "Numeric value for warning or critical !\n"; print_usage(); exit $ERRORS{"UNKNOWN"}; } if ($o_warnL[$i] > $o_critL[$i]) { print "warning <= critical ! \n"; print_usage(); exit $ERRORS{"UNKNOWN"}; } } } else { if (($o_warn =~ /,/) || ($o_crit =~ /,/)) { { print "Multiple warning/critical levels not available for this check\n"; print_usage(); exit $ERRORS{"UNKNOWN"} } } if (isnnum($o_warn) || isnnum($o_crit)) { print "Numeric value for warning or critical !\n"; print_usage(); exit $ERRORS{"UNKNOWN"}; } if ($o_warn > $o_crit) { print "warning <= critical ! \n"; print_usage(); exit $ERRORS{"UNKNOWN"} } } } # This is required to get around all of the silly historical methods of # versioning with Net::SNMP. sub is_legacy_snmp_version { my $version = Net::SNMP->VERSION; #using a variable for easier testing if ($version =~ /^\D*(\d)/ and $1 < 4) { return 1; } else { return 0; } } ########## MAIN ####### check_options(); # Check timeout if snmp screws up if (defined($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, -port => $o_port, -version => '3', -username => $o_login, -authpassword => $o_passwd, -authprotocol => $o_authproto, -timeout => $o_timeout, -domain => $o_domain ); } else { verb("SNMPv3 AuthPriv login : $o_login, $o_authproto, $o_privproto"); ($session, $error) = Net::SNMP->session( -hostname => $o_host, -port => $o_port, -version => '3', -username => $o_login, -authpassword => $o_passwd, -authprotocol => $o_authproto, -privpassword => $o_privpass, -privprotocol => $o_privproto, -timeout => $o_timeout, -domain => $o_domain ); } } else { if (defined($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, -domain => $o_domain ); } else { # SNMPV1 login verb("SNMP v1 login"); ($session, $error) = Net::SNMP->session( -hostname => $o_host, -community => $o_community, -port => $o_port, -timeout => $o_timeout, -domain => $o_domain ); } } if (!defined($session)) { printf("ERROR opening session: %s.\n", $error); exit $ERRORS{"UNKNOWN"}; } my $exit_val = undef; ########### Linux load check ############## if ($o_check_type eq "netsl") { verb("Checking linux load"); # Get number of CPUs my $resultat = (is_legacy_snmp_version()) ? $session->get_table($proc_id) : $session->get_table(Baseoid => $proc_id); if (!defined($resultat)) { printf("ERROR: Description table : %s.\n", $session->error); $session->close; exit $ERRORS{"UNKNOWN"}; } my $ncpu = keys %$resultat; # Get load table $resultat = (is_legacy_snmp_version()) ? $session->get_table($linload_table) : $session->get_table(Baseoid => $linload_table); if (!defined($resultat)) { printf("ERROR: Description table : %s.\n", $session->error); $session->close; exit $ERRORS{"UNKNOWN"}; } $session->close; my @load = undef; my @iload = undef; my @oid = undef; my $exist = 0; foreach my $key (keys %$resultat) { verb("OID : $key, Desc : $$resultat{$key}"); if ($key =~ /$linload_name/) { @oid = split(/\./, $key); $iload[0] = pop(@oid) if ($$resultat{$key} eq "Load-1"); $iload[1] = pop(@oid) if ($$resultat{$key} eq "Load-5"); $iload[2] = pop(@oid) if ($$resultat{$key} eq "Load-15"); $exist = 1; } } if ($exist == 0) { print "Can't find snmp information on load : UNKNOWN\n"; exit $ERRORS{"UNKNOWN"}; } for (my $i = 0; $i < 3; $i++) { $load[$i] = $$resultat{ $linload_load . "." . $iload[$i] } } print "Load (CPUs: $ncpu) : $load[0] $load[1] $load[2] :"; $exit_val = $ERRORS{"OK"}; for (my $i = 0; $i < 3; $i++) { # Multiply warning and critical levels by the number of CPUs $o_warnL[$i] *= $ncpu; $o_critL[$i] *= $ncpu; if ($load[$i] > $o_critL[$i]) { print " $load[$i] > $o_critL[$i] : CRITICAL"; $exit_val = $ERRORS{"CRITICAL"}; } if ($load[$i] > $o_warnL[$i]) { # output warn error only if no critical was found if ($exit_val eq $ERRORS{"OK"}) { print " $load[$i] > $o_warnL[$i] : WARNING"; $exit_val = $ERRORS{"WARNING"}; } } } print " OK" if ($exit_val eq $ERRORS{"OK"}); if (defined($o_perf)) { print " | load_1_min=$load[0];$o_warnL[0];$o_critL[0] "; print "load_5_min=$load[1];$o_warnL[1];$o_critL[1] "; print "load_15_min=$load[2];$o_warnL[2];$o_critL[2]\n"; } else { print "\n"; } exit $exit_val; } ############## Cisco CPU check ################ if ($o_check_type eq "cisco") { my @oidlists = ($cisco_cpu_5m, $cisco_cpu_1m, $cisco_cpu_5s); my $resultat = (is_legacy_snmp_version()) ? $session->get_request(@oidlists) : $session->get_request(-varbindlist => \@oidlists); if (!defined($resultat)) { printf("ERROR: Description table : %s.\n", $session->error); $session->close; exit $ERRORS{"UNKNOWN"}; } $session->close; if (!defined($$resultat{$cisco_cpu_5s})) { print "No CPU information : UNKNOWN\n"; exit $ERRORS{"UNKNOWN"}; } my @load = undef; $load[0] = $$resultat{$cisco_cpu_5s}; $load[1] = $$resultat{$cisco_cpu_1m}; $load[2] = $$resultat{$cisco_cpu_5m}; print "CPU : $load[0] $load[1] $load[2] :"; $exit_val = $ERRORS{"OK"}; for (my $i = 0; $i < 3; $i++) { if ($load[$i] > $o_critL[$i]) { print " $load[$i] > $o_critL[$i] : CRITICAL"; $exit_val = $ERRORS{"CRITICAL"}; } if ($load[$i] > $o_warnL[$i]) { # output warn error only if no critical was found if ($exit_val eq $ERRORS{"OK"}) { print " $load[$i] > $o_warnL[$i] : WARNING"; $exit_val = $ERRORS{"WARNING"}; } } } print " OK" if ($exit_val eq $ERRORS{"OK"}); if (defined($o_perf)) { print " | load_5_sec=$load[0]%;$o_warnL[0];$o_critL[0] "; print "load_1_min=$load[1]%;$o_warnL[1];$o_critL[1] "; print "load_5_min=$load[2]%;$o_warnL[2];$o_critL[2]\n"; } else { print "\n"; } exit $exit_val; } ############## Cisco N5K CPU Check ################### if ($o_check_type eq "n5k") { my @oidlists = ($n5k_cpu); my $resultat = (is_legacy_snmp_version()) ? $session->get_request(@oidlists) : $session->get_request(-varbindlist => \@oidlists); if (!defined($resultat)) { printf("ERROR: Description table : %s.\n", $session->error); $session->close; exit $ERRORS{"UNKNOWN"}; } $session->close; if (!defined($$resultat{$n5k_cpu})) { print "No CPU information : UNKNOWN\n"; exit $ERRORS{"UNKNOWN"}; } my $n5k_load = $$resultat{$n5k_cpu}; if ($n5k_load > $o_crit) { print "$n5k_load% > $o_crit% : CRITICAL"; $exit_val = $ERRORS{"CRITICAL"}; } elsif ($n5k_load > $o_warn) { print "$n5k_load% > $o_warn% : WARNING"; $exit_val = $ERRORS{"WARNING"}; } else { print "CPU: $n5k_load%"; $exit_val = $ERRORS{"OK"}; } if (defined($o_perf)) { print " | n5k_load=$n5k_load%"; } print "\n"; exit $exit_val; } ############## Cisco Catalyst CPU check ################ if ($o_check_type eq "cata") { my @oidlists = ($ciscocata_cpu_5m, $ciscocata_cpu_1m, $ciscocata_cpu_5s); my $resultat = (is_legacy_snmp_version()) ? $session->get_request(@oidlists) : $session->get_request(-varbindlist => \@oidlists); if (!defined($resultat)) { printf("ERROR: Description table : %s.\n", $session->error); $session->close; exit $ERRORS{"UNKNOWN"}; } $session->close; if (!defined($$resultat{$ciscocata_cpu_5s})) { print "No CPU information : UNKNOWN\n"; exit $ERRORS{"UNKNOWN"}; } my @load = undef; $load[0] = $$resultat{$ciscocata_cpu_5s}; $load[1] = $$resultat{$ciscocata_cpu_1m}; $load[2] = $$resultat{$ciscocata_cpu_5m}; print "CPU : $load[0] $load[1] $load[2] :"; $exit_val = $ERRORS{"OK"}; for (my $i = 0; $i < 3; $i++) { if ($load[$i] > $o_critL[$i]) { print " $load[$i] > $o_critL[$i] : CRITICAL"; $exit_val = $ERRORS{"CRITICAL"}; } if ($load[$i] > $o_warnL[$i]) { # output warn error only if no critical was found if ($exit_val eq $ERRORS{"OK"}) { print " $load[$i] > $o_warnL[$i] : WARNING"; $exit_val = $ERRORS{"WARNING"}; } } } print " OK" if ($exit_val eq $ERRORS{"OK"}); if (defined($o_perf)) { print " | load_5_sec=$load[0]%;$o_warnL[0];$o_critL[0] "; print "load_1_min=$load[1]%;$o_warnL[1];$o_critL[1] "; print "load_5_min=$load[2]%;$o_warnL[2];$o_critL[2]\n"; } else { print "\n"; } exit $exit_val; } ############## Cisco SG CPU check ################ if ($o_check_type eq "cisg") { my @oidlists = ($cisg_cpu_5m, $cisg_cpu_1m, $cisg_cpu_5s); my $resultat = (is_legacy_snmp_version()) ? $session->get_request(@oidlists) : $session->get_request(-varbindlist => \@oidlists); if (!defined($resultat)) { printf("ERROR: Description table : %s.\n", $session->error); $session->close; exit $ERRORS{"UNKNOWN"}; } $session->close; if (!defined($$resultat{$cisg_cpu_5s})) { print "No CPU information : UNKNOWN\n"; exit $ERRORS{"UNKNOWN"}; } my @load = undef; $load[0] = $$resultat{$cisg_cpu_5s}; $load[1] = $$resultat{$cisg_cpu_1m}; $load[2] = $$resultat{$cisg_cpu_5m}; print "CPU : $load[0] $load[1] $load[2] :"; $exit_val = $ERRORS{"OK"}; for (my $i = 0; $i < 3; $i++) { if ($load[$i] > $o_critL[$i]) { print " $load[$i] > $o_critL[$i] : CRITICAL"; $exit_val = $ERRORS{"CRITICAL"}; } if ($load[$i] > $o_warnL[$i]) { # output warn error only if no critical was found if ($exit_val eq $ERRORS{"OK"}) { print " $load[$i] > $o_warnL[$i] : WARNING"; $exit_val = $ERRORS{"WARNING"}; } } } print " OK" if ($exit_val eq $ERRORS{"OK"}); if (defined($o_perf)) { print " | load_5_sec=$load[0]%;$o_warnL[0];$o_critL[0] "; print "load_1_min=$load[1]%;$o_warnL[1];$o_critL[1] "; print "load_5_min=$load[2]%;$o_warnL[2];$o_critL[2]\n"; } else { print "\n"; } exit $exit_val; } ############## Netscreen CPU check ################ if ($o_check_type eq "nsc") { my @oidlists = ($nsc_cpu_5m, $nsc_cpu_1m, $nsc_cpu_5s); my $resultat = (is_legacy_snmp_version()) ? $session->get_request(@oidlists) : $session->get_request(-varbindlist => \@oidlists); if (!defined($resultat)) { printf("ERROR: Description table : %s.\n", $session->error); $session->close; exit $ERRORS{"UNKNOWN"}; } $session->close; if (!defined($$resultat{$nsc_cpu_5s})) { print "No CPU information : UNKNOWN\n"; exit $ERRORS{"UNKNOWN"}; } my @load = undef; $load[0] = $$resultat{$nsc_cpu_5s}; $load[1] = $$resultat{$nsc_cpu_1m}; $load[2] = $$resultat{$nsc_cpu_5m}; print "CPU : $load[0] $load[1] $load[2] :"; $exit_val = $ERRORS{"OK"}; for (my $i = 0; $i < 3; $i++) { if ($load[$i] > $o_critL[$i]) { print " $load[$i] > $o_critL[$i] : CRITICAL"; $exit_val = $ERRORS{"CRITICAL"}; } if ($load[$i] > $o_warnL[$i]) { # output warn error only if no critical was found if ($exit_val eq $ERRORS{"OK"}) { print " $load[$i] > $o_warnL[$i] : WARNING"; $exit_val = $ERRORS{"WARNING"}; } } } print " OK" if ($exit_val eq $ERRORS{"OK"}); if (defined($o_perf)) { print " | cpu_5_sec=$load[0]%;$o_warnL[0];$o_critL[0] "; print "cpu_1_min=$load[1]%;$o_warnL[1];$o_critL[1] "; print "cpu_5_min=$load[2]%;$o_warnL[2];$o_critL[2]\n"; } else { print "\n"; } exit $exit_val; } ################## CPU for : AS/400 , Netsnmp, HP, Bluecoat, linkproof, fortigate ########### if ($o_check_type =~ /netsc|as400|bc|nokia|^hp$|lp|fg/) { # Get load table my @oidlist = $cpu_oid{$o_check_type}; verb("Checking OID : @oidlist"); my $resultat = (is_legacy_snmp_version()) ? $session->get_request(@oidlist) : $session->get_request(-varbindlist => \@oidlist); if (!defined($resultat)) { printf("ERROR: Description table : %s.\n", $session->error); $session->close; exit $ERRORS{"UNKNOWN"}; } $session->close; if (!defined($$resultat{ $cpu_oid{$o_check_type} })) { print "No CPU information : UNKNOWN\n"; exit $ERRORS{"UNKNOWN"}; } my $load = $$resultat{ $cpu_oid{$o_check_type} }; verb("OID returned $load"); # for AS400, divide by 100 if ($o_check_type eq "as400") { $load /= 100; } # for Net-snmp : oid returned idle time so load = 100-idle. if ($o_check_type eq "netsc") { $load = 100 - $load; } printf("CPU used %.1f%% (", $load); $exit_val = $ERRORS{"OK"}; if ($load > $o_crit) { print ">$o_crit) : CRITICAL"; $exit_val = $ERRORS{"CRITICAL"}; } else { if ($load > $o_warn) { print ">$o_warn) : WARNING"; $exit_val = $ERRORS{"WARNING"}; } } print "<$o_warn) : OK" if ($exit_val eq $ERRORS{"OK"}); (defined($o_perf)) ? print " | cpu_prct_used=$load%;$o_warn;$o_crit\n" : print "\n"; exit $exit_val; } ##### Checking hpux load if ($o_check_type eq "hpux") { verb("Checking hpux load"); my @oidlists = ($hpux_load_1_min, $hpux_load_5_min, $hpux_load_15_min); my $resultat = (is_legacy_snmp_version()) ? $session->get_request(@oidlists) : $session->get_request(-varbindlist => \@oidlists); if (!defined($resultat)) { printf("ERROR: Load table : %s.\n", $session->error); $session->close; exit $ERRORS{"UNKNOWN"}; } $session->close; if (!defined($$resultat{$hpux_load_1_min})) { print "No Load information : UNKNOWN\n"; exit $ERRORS{"UNKNOWN"}; } my @load = undef; $load[0] = $$resultat{$hpux_load_1_min} / 100; $load[1] = $$resultat{$hpux_load_5_min} / 100; $load[2] = $$resultat{$hpux_load_15_min} / 100; print "Load : $load[0] $load[1] $load[2] :"; $exit_val = $ERRORS{"OK"}; for (my $i = 0; $i < 3; $i++) { if ($load[$i] > $o_critL[$i]) { print " $load[$i] > $o_critL[$i] : CRITICAL"; $exit_val = $ERRORS{"CRITICAL"}; } if ($load[$i] > $o_warnL[$i]) { # output warn error only if no critical was found if ($exit_val eq $ERRORS{"OK"}) { print " $load[$i] > $o_warnL[$i] : WARNING"; $exit_val = $ERRORS{"WARNING"}; } } } print " OK" if ($exit_val eq $ERRORS{"OK"}); if (defined($o_perf)) { print " | load_1_min=$load[0]%;$o_warnL[0];$o_critL[0] "; print "load_5_min=$load[1]%;$o_warnL[1];$o_critL[1] "; print "load_15_min=$load[2]%;$o_warnL[2];$o_critL[2]\n"; } else { print "\n"; } exit $exit_val; } ########## Standard cpu usage check ############ # Get desctiption table my $resultat = (is_legacy_snmp_version()) ? $session->get_table($base_proc) : $session->get_table(Baseoid => $base_proc); if (!defined($resultat)) { printf("ERROR: Description table : %s.\n", $session->error); $session->close; exit $ERRORS{"UNKNOWN"}; } $session->close; my ($cpu_used, $ncpu) = (0, 0); foreach my $key (keys %$resultat) { verb("OID : $key, Desc : $$resultat{$key}"); if ($key =~ /$proc_load/) { $cpu_used += $$resultat{$key}; $ncpu++; } } if ($ncpu == 0) { print "Can't find CPU usage information : UNKNOWN\n"; exit $ERRORS{"UNKNOWN"}; } $cpu_used /= $ncpu; print "$ncpu CPU, ", $ncpu == 1 ? "load" : "average load"; printf(" %.1f%%", $cpu_used); $exit_val = $ERRORS{"OK"}; if ($cpu_used > $o_crit) { print " > $o_crit% : CRITICAL"; $exit_val = $ERRORS{"CRITICAL"}; } else { if ($cpu_used > $o_warn) { print " > $o_warn% : WARNING"; $exit_val = $ERRORS{"WARNING"}; } } print " < $o_warn% : OK" if ($exit_val eq $ERRORS{"OK"}); (defined($o_perf)) ? print " | cpu_prct_used=$cpu_used%;$o_warn;$o_crit\n" : print "\n"; exit $exit_val;