#!/usr/bin/perl -w ############################## check_snmp_int ############## # Version : 1.4.6 # Date : April 23 2007 # Author : Patrick Proy ( patrick at proy.org ) # Help : http://nagios.manubulon.com # Licence : GPL - http://www.fsf.org/licenses/gpl.txt # Contrib : J. Jungmann, S. Probst, R. Leroy, M. Berger # TODO : # Check isdn "dormant" state # Maybe put base directory for performance as an option ################################################################# # # Help : ./check_snmp_int.pl -h # use strict; use Net::SNMP; use Getopt::Long; ############### BASE DIRECTORY FOR TEMP FILE ######## my $o_base_dir="/tmp/tmp_Nagios_int."; my $file_history=200; # number of data to keep in files. # Nagios specific use lib "/usr/local/nagios/libexec"; use utils qw(%ERRORS $TIMEOUT); #my $TIMEOUT = 5; #my %ERRORS=('OK'=>0,'WARNING'=>1,'CRITICAL'=>2,'UNKNOWN'=>3,'DEPENDENT'=>4); # SNMP Datas my $inter_table= '.1.3.6.1.2.1.2.2.1'; my $index_table = '1.3.6.1.2.1.2.2.1.1'; my $descr_table = '1.3.6.1.2.1.2.2.1.2'; my $oper_table = '1.3.6.1.2.1.2.2.1.8.'; my $admin_table = '1.3.6.1.2.1.2.2.1.7.'; my $speed_table = '1.3.6.1.2.1.2.2.1.5.'; my $in_octet_table = '1.3.6.1.2.1.2.2.1.10.'; my $in_octet_table_64 = '1.3.6.1.2.1.31.1.1.1.6.'; my $in_error_table = '1.3.6.1.2.1.2.2.1.14.'; my $in_discard_table = '1.3.6.1.2.1.2.2.1.13.'; my $out_octet_table = '1.3.6.1.2.1.2.2.1.16.'; my $out_octet_table_64 = '1.3.6.1.2.1.31.1.1.1.10.'; my $out_error_table = '1.3.6.1.2.1.2.2.1.20.'; my $out_discard_table = '1.3.6.1.2.1.2.2.1.19.'; my %status=(1=>'UP',2=>'DOWN',3=>'TESTING',4=>'UNKNOWN',5=>'DORMANT',6=>'NotPresent',7=>'lowerLayerDown'); # Globals my $Version='1.4.6'; # Standard options my $o_host = undef; # hostname my $o_port = 161; # port my $o_descr = undef; # description filter my $o_help= undef; # wan't some help ? my $o_admin= undef; # admin status instead of oper my $o_inverse= undef; # Critical when up my $o_verb= undef; # verbose mode my $o_version= undef; # print version my $o_noreg= undef; # Do not use Regexp for name my $o_short= undef; # set maximum of n chars to be displayed my $o_label= undef; # add label before speed (in, out, etc...). # Performance data options my $o_perf= undef; # Output performance data my $o_perfe= undef; # Output discard/error also in perf data my $o_perfs= undef; # include speed in performance output (-S) my $o_perfp= undef; # output performance data in % of max speed (-y) my $o_perfr= undef; # output performance data in bits/s or Bytes/s (-Y) # Speed/error checks my $o_checkperf= undef; # checks in/out/err/disc values my $o_delta= 300; # delta of time of perfcheck (default 5min) my $o_ext_checkperf= undef; # extended perf checks (+error+discard) my $o_warn_opt= undef; # warning options my $o_crit_opt= undef; # critical options my $o_kbits= undef; # Warn and critical in Kbits instead of KBytes my @o_warn= undef; # warning levels of perfcheck my @o_crit= undef; # critical levels of perfcheck my $o_highperf= undef; # Use 64 bits counters my $o_meg= undef; # output in MBytes or Mbits (-M) my $o_gig= undef; # output in GBytes or Gbits (-G) my $o_prct= undef; # output in % of max speed (-u) my $o_timeout= undef; # Timeout (Default 5) # SNMP Message size parameter (Makina Corpus contrib) my $o_octetlength=undef; # Login options specific my $o_community = undef; # community my $o_version2 = undef; #use snmp v2c 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 # Readable names for counters (M. Berger contrib) my @countername = ( "in=" , "out=" , "errors-in=" , "errors-out=" , "discard-in=" , "discard-out=" ); my $checkperf_out_desc; # functions sub read_file { # Input : File, items_number # Returns : array of value : [line][item] my ($traffic_file,$items_number)=@_; my ($ligne,$n_rows)=(undef,0); my (@last_values,@file_values,$i); open(FILE,"<".$traffic_file) || return (1,0,0); while($ligne = ) { chomp($ligne); @file_values = split(":",$ligne); #verb("@file_values"); if ($#file_values >= ($items_number-1)) { # check if there is enough data, else ignore line for ( $i=0 ; $i< $items_number ; $i++ ) {$last_values[$n_rows][$i]=$file_values[$i];} $n_rows++; } } close FILE; if ($n_rows != 0) { return (0,$n_rows,@last_values); } else { return (1,0,0); } } sub write_file { # Input : file , rows, items, array of value : [line][item] # Returns : 0 / OK, 1 / error my ($file_out,$rows,$item,@file_values)=@_; my $start_line= ($rows > $file_history) ? $rows - $file_history : 0; if ( open(FILE2,">".$file_out) ) { for (my $i=$start_line;$i<$rows;$i++) { for (my $j=0;$j<$item;$j++) { print FILE2 $file_values[$i][$j]; if ($j != ($item -1)) { print FILE2 ":" }; } print FILE2 "\n"; } close FILE2; return 0; } else { return 1; } } sub p_version { print "check_snmp_int version : $Version\n"; } sub print_usage { print "Usage: $0 [-v] -H -C [-2] | (-l login -x passwd [-X pass -L ,) [-p ] -n [-i] [-a] [-r] [-f[eSyY]] [-k[qBMGu] -g -w -c -d] [-o ] [-t ] [-s] --label [-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 Network Interface Monitor for Nagios version ",$Version,"\n"; print "GPL licence, (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) -n, --name=NAME Name in description OID (eth0, ppp0 ...). This is treated as a regexp : -n eth will match eth0,eth1,... Test it before, because there are known bugs (ex : trailling /) -r, --noregexp Do not use regexp to match NAME in description OID -i, --inverse Make critical when up -a, --admin Use administrative status instead of operational -o, --octetlength=INTEGER max-size of the SNMP message, usefull in case of Too Long responses. Be carefull with network filters. Range 484 - 65535, default are usually 1472,1452,1460 or 1440. -f, --perfparse Perfparse compatible output (no output when interface is down). -e, --error Add error & discard to Perfparse output -S, --intspeed Include speed in performance output in bits/s -y, --perfprct ; -Y, --perfspeed -y : output performance data in % of max speed -Y : output performance data in bits/s or Bytes/s (depending on -B) -k, --perfcheck ; -q, --extperfcheck -k check the input/ouput bandwidth of the interface -q also check the error and discard input/output --label Add label before speed in output : in=, out=, errors-out=, etc... -g, --64bits Use 64 bits counters instead of the standard counters when checking bandwidth & performance data. You must use snmp v2c or v3 to get 64 bits counters. -d, --delta=seconds make an average of seconds (default 300=5min) -B, --kbits Make the warning and critical levels in K|M|G Bits/s instead of K|M|G Bytes/s -G, --giga ; -M, --mega ; -u, --prct -G : Make the warning and critical levels in Gbps (with -B) or GBps -M : Make the warning and critical levels in Mbps (with -B) or MBps -u : Make the warning and critical levels in % of reported interface speed. -w, --warning=input,output[,error in,error out,discard in,discard out] warning level for input / output bandwidth (0 for no warning) unit depends on B,M,G,u options warning for error & discard input / output in error/min (need -q) -c, --critical=input,output[,error in,error out,discard in,discard out] critical level for input / output bandwidth (0 for no critical) unit depends on B,M,G,u options critical for error & discard input / output in error/min (need -q) -s, --short=int Make the output shorter : only the first chars of the interface(s) If the number is negative, then get the LAST caracters. -t, --timeout=INTEGER timeout for SNMP in seconds (Default: 5) -V, --version prints version number Note : when multiple interface are selected with regexp, all be must be up (or down with -i) to get an OK result. 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, 'n:s' => \$o_descr, 'name:s' => \$o_descr, 'C:s' => \$o_community, 'community:s' => \$o_community, '2' => \$o_version2, 'v2c' => \$o_version2, '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, 'i' => \$o_inverse, 'inverse' => \$o_inverse, 'a' => \$o_admin, 'admin' => \$o_admin, 'r' => \$o_noreg, 'noregexp' => \$o_noreg, 'V' => \$o_version, 'version' => \$o_version, 'f' => \$o_perf, 'perfparse' => \$o_perf, 'e' => \$o_perfe, 'error' => \$o_perfe, 'k' => \$o_checkperf, 'perfcheck' => \$o_checkperf, 'q' => \$o_ext_checkperf, 'extperfcheck' => \$o_ext_checkperf, 'w:s' => \$o_warn_opt, 'warning:s' => \$o_warn_opt, 'c:s' => \$o_crit_opt, 'critical:s' => \$o_crit_opt, 'B' => \$o_kbits, 'kbits' => \$o_kbits, 's:i' => \$o_short, 'short:i' => \$o_short, 'g' => \$o_highperf, '64bits' => \$o_highperf, 'S' => \$o_perfs, 'intspeed' => \$o_perfs, 'y' => \$o_perfp, 'perfprct' => \$o_perfp, 'Y' => \$o_perfr, 'perfspeed' => \$o_perfr, 'M' => \$o_meg, 'mega' => \$o_meg, 'G' => \$o_gig, 'giga' => \$o_gig, 'u' => \$o_prct, 'prct' => \$o_prct, 'o:i' => \$o_octetlength, 'octetlength:i' => \$o_octetlength, 'label' => \$o_label, 'd:i' => \$o_delta, 'delta:i' => \$o_delta ); if (defined ($o_help) ) { help(); exit $ERRORS{"UNKNOWN"}}; if (defined($o_version)) { p_version(); exit $ERRORS{"UNKNOWN"}}; if ( ! defined($o_descr) || ! 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_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)) {$o_timeout=5;} # Check snmpv2c or v3 with 64 bit counters if ( defined ($o_highperf) && (!defined($o_version2) && defined($o_community))) { print "Can't get 64 bit counters with snmp version 1\n"; print_usage(); exit $ERRORS{"UNKNOWN"}} if (defined ($o_highperf)) { if (eval "require bigint") { use bigint; } else { print "Need bigint module for 64 bit counters\n"; print_usage(); exit $ERRORS{"UNKNOWN"}} } # check if -e without -f if ( defined($o_perfe) && !defined($o_perf)) { print "Cannot output error without -f option!\n"; print_usage(); exit $ERRORS{"UNKNOWN"}} if (defined ($o_perfr) && defined($o_perfp) ) { print "-Y and -y options are exclusives\n"; print_usage(); exit $ERRORS{"UNKNOWN"}} if ((defined ($o_perfr) || defined($o_perfp) ) && !defined($o_checkperf)) { print "Cannot put -Y or -y options without perf check option (-k) \n"; print_usage(); exit $ERRORS{"UNKNOWN"}} if (defined ($o_short)) { #TODO maybe some basic tests ? caracters return empty string } if (defined ($o_checkperf)) { @o_warn=split(/,/,$o_warn_opt); if (defined($o_ext_checkperf) && ($#o_warn != 5)) { print "6 warning levels for extended checks \n"; print_usage(); exit $ERRORS{"UNKNOWN"} } if (!defined($o_ext_checkperf) &&($#o_warn !=1 )){ print "2 warning levels for bandwidth checks \n"; print_usage(); exit $ERRORS{"UNKNOWN"} } @o_crit=split(/,/,$o_crit_opt); #verb(" $o_crit_opt :: $#o_crit : @o_crit"); if (defined($o_ext_checkperf) && ($#o_crit != 5)) { print "6 critical levels for extended checks \n"; print_usage(); exit $ERRORS{"UNKNOWN"} } if (!defined($o_ext_checkperf) && ($#o_crit !=1 )) { print "2 critical levels for bandwidth checks \n"; print_usage(); exit $ERRORS{"UNKNOWN"} } for (my $i=0;$i<=$#o_warn;$i++) { if (($o_crit[$i]!=0)&&($o_warn[$i] > $o_crit[$i])) { print "Warning must be < Critical level \n"; print_usage(); exit $ERRORS{"UNKNOWN"} } } if ((defined ($o_meg) && defined($o_gig) ) || (defined ($o_meg) && defined($o_prct) )|| (defined ($o_gig) && defined($o_prct) )) { print "-M -G and -u options are exclusives\n"; print_usage(); exit $ERRORS{"UNKNOWN"} } } #### octet length checks if (defined ($o_octetlength) && (isnnum($o_octetlength) || $o_octetlength > 65535 || $o_octetlength < 484 )) { print "octet lenght must be < 65535 and > 484\n";print_usage(); exit $ERRORS{"UNKNOWN"}; } } ########## MAIN ####### check_options(); # Check gobal timeout if snmp screws up if (defined($TIMEOUT)) { verb("Alarm at $TIMEOUT + 5"); alarm($TIMEOUT+5); } else { verb("no timeout defined : $o_timeout + 10"); alarm ($o_timeout+10); } $SIG{'ALRM'} = sub { print "No answer from host\n"; exit $ERRORS{"UNKNOWN"}; }; # Connect to host my ($session,$error); if ( defined($o_login) && defined($o_passwd)) { # SNMPv3 login if (!defined ($o_privpass)) { verb("SNMPv3 AuthNoPriv login : $o_login, $o_authproto"); ($session, $error) = Net::SNMP->session( -hostname => $o_host, -version => '3', -port => $o_port, -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, -version => '3', -username => $o_login, -port => $o_port, -authpassword => $o_passwd, -authprotocol => $o_authproto, -privpassword => $o_privpass, -privprotocol => $o_privproto, -timeout => $o_timeout ); } } else { if (defined ($o_version2)) { # SNMPv2c 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 $ERRORS{"UNKNOWN"}; } if (defined($o_octetlength)) { my $oct_resultat=undef; my $oct_test= $session->max_msg_size(); verb(" actual max octets:: $oct_test"); $oct_resultat = $session->max_msg_size($o_octetlength); if (!defined($oct_resultat)) { printf("ERROR: Session settings : %s.\n", $session->error); $session->close; exit $ERRORS{"UNKNOWN"}; } $oct_test= $session->max_msg_size(); verb(" new max octets:: $oct_test"); } # Get desctiption table my $resultat = $session->get_table( Baseoid => $descr_table ); if (!defined($resultat)) { printf("ERROR: Description table : %s.\n", $session->error); $session->close; exit $ERRORS{"UNKNOWN"}; } my @tindex = undef; my @oids = undef; my @descr = undef; my (@oid_perf,@oid_perf_outoct,@oid_perf_inoct,@oid_perf_inerr,@oid_perf_outerr,@oid_perf_indisc,@oid_perf_outdisc)= (undef,undef,undef,undef,undef,undef,undef); my @oid_speed=undef; my $num_int = 0; # Change to 64 bit counters if option is set : if (defined($o_highperf)) { $out_octet_table=$out_octet_table_64; $in_octet_table=$in_octet_table_64; } # Select interface by regexp of exact match # and put the oid to query in an array verb("Filter : $o_descr"); foreach my $key ( keys %$resultat) { verb("OID : $key, Desc : $$resultat{$key}"); # test by regexp or exact match my $test = defined($o_noreg) ? $$resultat{$key} eq $o_descr : $$resultat{$key} =~ /$o_descr/; if ($test) { # get the index number of the interface my @oid_list = split (/\./,$key); $tindex[$num_int] = pop (@oid_list); # get the full description $descr[$num_int]=$$resultat{$key}; # Get rid of special caracters (specially for Windows) $descr[$num_int] =~ s/[[:cntrl:]]//g; # put the admin or oper oid in an array $oids[$num_int]= defined ($o_admin) ? $admin_table . $tindex[$num_int] : $oper_table . $tindex[$num_int] ; # Put the performance oid if (defined($o_perf) || defined($o_checkperf)) { $oid_perf_inoct[$num_int]= $in_octet_table . $tindex[$num_int]; $oid_perf_outoct[$num_int]= $out_octet_table . $tindex[$num_int]; $oid_speed[$num_int]=$speed_table . $tindex[$num_int]; if (defined($o_ext_checkperf) || defined($o_perfe)) { $oid_perf_indisc[$num_int]= $in_discard_table . $tindex[$num_int]; $oid_perf_outdisc[$num_int]= $out_discard_table . $tindex[$num_int]; $oid_perf_inerr[$num_int]= $in_error_table . $tindex[$num_int]; $oid_perf_outerr[$num_int]= $out_error_table . $tindex[$num_int]; } } verb("Name : $descr[$num_int], Index : $tindex[$num_int]"); $num_int++; } } # No interface found -> error if ( $num_int == 0 ) { print "ERROR : Unknown interface $o_descr\n" ; exit $ERRORS{"UNKNOWN"};} my ($result,$resultf)=(undef,undef); # Get the requested oid values $result = $session->get_request( Varbindlist => \@oids ); if (!defined($result)) { printf("ERROR: Status table : %s.\n", $session->error); $session->close; exit $ERRORS{"UNKNOWN"}; } # Get the perf value if -f (performance) option defined or -k (check bandwidth) if (defined($o_perf)||defined($o_checkperf)) { @oid_perf=(@oid_perf_outoct,@oid_perf_inoct,@oid_perf_inerr,@oid_perf_outerr,@oid_perf_indisc,@oid_perf_outdisc,@oid_speed); $resultf = $session->get_request( Varbindlist => \@oid_perf ); if (!defined($resultf)) { printf("ERROR: Statistics table : %s.\n", $session->error); $session->close; exit $ERRORS{"UNKNOWN"}; } } $session->close; my $num_ok=0; my @checkperf_out=undef; my @checkperf_out_raw=undef; ### Bandwidth test variables my $temp_file_name; my ($return,@file_values)=(undef,undef); my $n_rows=0; my $n_items_check=(defined($o_ext_checkperf))?7:3; my $timenow=time; my $trigger=$timenow - ($o_delta - ($o_delta/10)); my $trigger_low=$timenow - 3*$o_delta; my ($old_value,$old_time)=undef; my $speed_unit=undef; # define the OK value depending on -i option my $ok_val= defined ($o_inverse) ? 2 : 1; my $final_status = 0; my ($print_out,$perf_out)=(undef,undef); # make all checks and output for all interfaces for (my $i=0;$i < $num_int; $i++) { $print_out.=", " if (defined($print_out)); $perf_out .= " " if (defined ($perf_out)) ; my $usable_data=1; # Get the status of the current interface my $int_status= defined ($o_admin) ? $$result{$admin_table . $tindex[$i]} : $$result{ $oper_table . $tindex[$i] }; # Make the bandwith & error checks if necessary if (defined ($o_checkperf) && $int_status==1) { $temp_file_name=$descr[$i]; $temp_file_name =~ s/[ ;\/]/_/g; $temp_file_name = $o_base_dir . $o_host ."." . $temp_file_name; # First, read entire file my @ret_array=read_file($temp_file_name,$n_items_check); $return = shift(@ret_array); $n_rows = shift(@ret_array); if ($n_rows != 0) { @file_values = @ret_array }; verb ("File read returns : $return with $n_rows rows"); verb ("Interface speed : $$resultf{$oid_speed[$i]}"); #make the checks if the file is OK if ($return ==0) { my $j=$n_rows-1; @checkperf_out=undef; @checkperf_out_raw=undef; do { if ($file_values[$j][0] < $trigger) { if ($file_values[$j][0] > $trigger_low) { # Define the speed metric ( K | M | G ) (Bits|Bytes) or % my $speed_metric=undef; if (defined($o_prct)) { # in % of speed # Speed is in bits/s, calculated speed is in Bytes/s $speed_metric=$$resultf{$oid_speed[$i]}/800; $speed_unit="%"; } else { if (defined($o_kbits)) { # metric in bits if (defined($o_meg)) { # in Mbit/s = 1000000 bit/s $speed_metric=125000; # (1000/8) * 1000 $speed_unit="Mbps"; } elsif (defined($o_gig)) { # in Gbit/s = 1000000000 bit/s $speed_metric=125000000; # (1000/8) * 1000 * 1000 $speed_unit="Gbps"; } else { # in Kbits $speed_metric=125; # ( 1000/8 ) $speed_unit="Kbps"; } } else { # metric in byte if (defined($o_meg)) { # in Mbits $speed_metric=1048576; # 1024^2 $speed_unit="MBps"; } elsif (defined($o_gig)) { # in Mbits $speed_metric=1073741824; # 1024^3 $speed_unit="GBps"; } else { $speed_metric=1024; # 1024^3 $speed_unit="KBps"; } } } # check if the counter is back to 0 after 2^32 / 2^64. # First set the modulus depending on highperf counters or not my $overfl_mod = defined ($o_highperf) ? 18446744073709551616 : 4294967296; # Check counter (s) my $overfl = ($$resultf{$oid_perf_inoct[$i]} >= $file_values[$j][1] ) ? 0 : $overfl_mod; $checkperf_out_raw[0] = ( ($overfl + $$resultf{$oid_perf_inoct[$i]} - $file_values[$j][1])/ ($timenow - $file_values[$j][0] )); $checkperf_out[0] = $checkperf_out_raw[0] / $speed_metric; $overfl = ($$resultf{$oid_perf_outoct[$i]} >= $file_values[$j][2] ) ? 0 : $overfl_mod; $checkperf_out_raw[1] = ( ($overfl + $$resultf{$oid_perf_outoct[$i]} - $file_values[$j][2])/ ($timenow - $file_values[$j][0] )); $checkperf_out[1] = $checkperf_out_raw[1] / $speed_metric; if (defined($o_ext_checkperf)) { $checkperf_out[2] = ( ($$resultf{$oid_perf_inerr[$i]} - $file_values[$j][3])/ ($timenow - $file_values[$j][0] ))*60; $checkperf_out[3] = ( ($$resultf{$oid_perf_outerr[$i]} - $file_values[$j][4])/ ($timenow - $file_values[$j][0] ))*60; $checkperf_out[4] = ( ($$resultf{$oid_perf_indisc[$i]} - $file_values[$j][5])/ ($timenow - $file_values[$j][0] ))*60; $checkperf_out[5] = ( ($$resultf{$oid_perf_outdisc[$i]} - $file_values[$j][6])/ ($timenow - $file_values[$j][0] ))*60; } } } $j--; } while ( ($j>=0) && (!defined($checkperf_out[0])) ); } # Put the new values in the array and write the file $file_values[$n_rows][0]=$timenow; $file_values[$n_rows][1]=$$resultf{$oid_perf_inoct[$i]}; $file_values[$n_rows][2]=$$resultf{$oid_perf_outoct[$i]}; if (defined($o_ext_checkperf)) { # Add other values (error & disc) $file_values[$n_rows][3]=$$resultf{$oid_perf_inerr[$i]}; $file_values[$n_rows][4]=$$resultf{$oid_perf_outerr[$i]}; $file_values[$n_rows][5]=$$resultf{$oid_perf_indisc[$i]}; $file_values[$n_rows][6]=$$resultf{$oid_perf_outdisc[$i]}; } $n_rows++; $return=write_file($temp_file_name,$n_rows,$n_items_check,@file_values); verb ("Write file returned : $return"); # Print the basic status if (defined ($o_short)) { my $short_desc=undef; if ($o_short < 0) {$short_desc=substr($descr[$i],$o_short);} else {$short_desc=substr($descr[$i],0,$o_short);} $print_out.=sprintf("%s:%s",$short_desc, $status{$int_status} ); } else { $print_out.=sprintf("%s:%s",$descr[$i], $status{$int_status} ); } if ($return !=0) { # On error writing, return Unknown status $final_status=3; $print_out.= " !!Unable to write file ".$temp_file_name." !! "; } # print the other checks if it was calculated if (defined($checkperf_out[0])) { $print_out.= " ("; # check 2 or 6 values depending on ext_check_perf my $num_checkperf=(defined($o_ext_checkperf))?6:2; for (my $l=0;$l < $num_checkperf;$l++) { # Set labels if needed $checkperf_out_desc= (defined($o_label)) ? $countername[$l] : ""; verb("Interface $i, check $l : $checkperf_out[$l]"); if ($l!=0) {$print_out.="/";} if (($o_crit[$l]!=0) && ($checkperf_out[$l]>$o_crit[$l])) { $final_status=2; $print_out.= sprintf("CRIT %s%.1f",$checkperf_out_desc,$checkperf_out[$l]); } elsif (($o_warn[$l]!=0) && ($checkperf_out[$l]>$o_warn[$l])) { $final_status=($final_status==2)?2:1; $print_out.= sprintf("WARN %s%.1f",$checkperf_out_desc,$checkperf_out[$l]); } else { $print_out.= sprintf("%s%.1f",$checkperf_out_desc,$checkperf_out[$l]); } if ( $l==0 || $l == 1) { $print_out.= $speed_unit; } } $print_out .= ")"; } else { # Return unknown when no data $print_out.= " No usable data on file (".$n_rows." rows) "; $final_status=3;$usable_data=0; } } else { if (defined ($o_short)) { my $short_desc=undef; if ($o_short < 0) {$short_desc=substr($descr[$i],$o_short);} else {$short_desc=substr($descr[$i],0,$o_short);} $print_out.=sprintf("%s:%s",$short_desc, $status{$int_status} ); } else { $print_out.=sprintf("%s:%s",$descr[$i], $status{$int_status} ); } } # Get rid of special caracters for performance in description $descr[$i] =~ s/'\/\(\)/_/g; if ( $int_status == $ok_val) { $num_ok++; } if (( $int_status == 1 ) && defined ($o_perf)) { if (defined ($o_perfp)) { # output in % of speed if ($usable_data==1) { $perf_out .= "'" . $descr[$i] ."_in_prct'="; $perf_out .= sprintf("%.0f",$checkperf_out_raw[0] * 800 / $$resultf{$oid_speed[$i]}) ."%;"; $perf_out .= ($o_warn[0]!=0) ? $o_warn[0] . ";" : ";"; $perf_out .= ($o_crit[0]!=0) ? $o_crit[0] . ";" : ";"; $perf_out .= "0;100 "; $perf_out .= "'" . $descr[$i] ."_out_prct'="; $perf_out .= sprintf("%.0f",$checkperf_out_raw[1] * 800 / $$resultf{$oid_speed[$i]}) ."%;"; $perf_out .= ($o_warn[1]!=0) ? $o_warn[1] . ";" : ";"; $perf_out .= ($o_crit[1]!=0) ? $o_crit[1] . ";" : ";"; $perf_out .= "0;100 "; } } elsif (defined ($o_perfr)) { # output in bites or Bytes /s if ($usable_data==1) { if (defined($o_kbits)) { # bps # put warning and critical levels into bps or Bps my $warn_factor = (defined($o_meg)) ? 1000000 : (defined($o_gig)) ? 1000000000 : 1000; $perf_out .= "'" . $descr[$i] ."_in_bps'="; $perf_out .= sprintf("%.0f",$checkperf_out_raw[0] * 8) .";"; $perf_out .= ($o_warn[0]!=0) ? $o_warn[0]*$warn_factor . ";" : ";"; $perf_out .= ($o_crit[0]!=0) ? $o_crit[0]*$warn_factor . ";" : ";"; $perf_out .= "0;". $$resultf{$oid_speed[$i]} ." "; $perf_out .= "'" . $descr[$i] ."_out_bps'="; $perf_out .= sprintf("%.0f",$checkperf_out_raw[1] * 8) .";"; $perf_out .= ($o_warn[1]!=0) ? $o_warn[1]*$warn_factor . ";" : ";"; $perf_out .= ($o_crit[1]!=0) ? $o_crit[1]*$warn_factor . ";" : ";"; $perf_out .= "0;". $$resultf{$oid_speed[$i]} ." "; } else { # Bps my $warn_factor = (defined($o_meg)) ? 1048576 : (defined($o_gig)) ? 1073741824 : 1024; $perf_out .= "'" . $descr[$i] ."_in_Bps'=" . sprintf("%.0f",$checkperf_out_raw[0]) .";"; $perf_out .= ($o_warn[0]!=0) ? $o_warn[0]*$warn_factor . ";" : ";"; $perf_out .= ($o_crit[0]!=0) ? $o_crit[0]*$warn_factor . ";" : ";"; $perf_out .= "0;". $$resultf{$oid_speed[$i]} ." "; $perf_out .= "'" . $descr[$i] ."_out_Bps'=" . sprintf("%.0f",$checkperf_out_raw[1]) .";" ; $perf_out .= ($o_warn[1]!=0) ? $o_warn[1]*$warn_factor . ";" : ";"; $perf_out .= ($o_crit[1]!=0) ? $o_crit[1]*$warn_factor . ";" : ";"; $perf_out .= "0;". $$resultf{$oid_speed[$i]} ." "; } } } else { # output in octet counter $perf_out .= "'" . $descr[$i] ."_in_octet'=". $$resultf{$oid_perf_inoct[$i]} ."c "; $perf_out .= "'" . $descr[$i] ."_out_octet'=". $$resultf{$oid_perf_outoct[$i]} ."c"; } if (defined ($o_perfe)) { $perf_out .= " '" . $descr[$i] ."_in_error'=". $$resultf{$oid_perf_inerr[$i]} ."c "; $perf_out .= "'" . $descr[$i] ."_in_discard'=". $$resultf{$oid_perf_indisc[$i]} ."c "; $perf_out .= "'" . $descr[$i] ."_out_error'=". $$resultf{$oid_perf_outerr[$i]} ."c "; $perf_out .= "'" . $descr[$i] ."_out_discard'=". $$resultf{$oid_perf_outdisc[$i]} ."c"; } if (defined ($o_perfs)) { $perf_out .= " '" . $descr[$i] ."_speed_bps'=".$$resultf{$oid_speed[$i]}; } } } # Only a few ms left... alarm(0); # Check if all interface are OK if ($num_ok == $num_int) { if ($final_status==0) { print $print_out,":", $num_ok, " UP: OK"; if (defined ($o_perf)) { print " | ",$perf_out; } print "\n"; exit $ERRORS{"OK"}; } elsif ($final_status==1) { print $print_out,":(", $num_ok, " UP): WARNING"; if (defined ($o_perf)) { print " | ",$perf_out; } print "\n"; exit $ERRORS{"WARNING"}; } elsif ($final_status==2) { print $print_out,":(", $num_ok, " UP): CRITICAL"; if (defined ($o_perf)) { print " | ",$perf_out; } print "\n"; exit $ERRORS{"CRITICAL"}; } else { print $print_out,":(", $num_ok, " UP): UNKNOWN"; if (defined ($perf_out)) { print " | ",$perf_out; } print "\n"; exit $ERRORS{"UNKNOWN"}; } } # else print the not OK interface number and exit (return is always critical if at least one int is down). print $print_out,": ", $num_int-$num_ok, " int NOK : CRITICAL"; if (defined ($perf_out)) { print " | ",$perf_out; } print "\n"; exit $ERRORS{"CRITICAL"};