contrib/check_snmp_printer.pl

   1 #!/usr/local/bin/perl -w
   2
   3 # check_snmp_printer - check for printer status via snmp
   4 #  Supports both standard PRINT-MIB (RFC-1759) and HP Enterprise print-mib
   5 #  that is supported by some of the older JetDirect interfaces
   6
   7 # Acknowledgements:
   8 # the JetDirect code is taken from check_hpjd.c by Ethan Galstad
   9 #
  10 #   The idea for the plugin (as well as some code) were taken from Jim
  11 #   Trocki's pinter alert script in his "mon" utility, found at
  12 #   http://www.kernel.org/software/mon
  13 #
  14
  15 # Notes:
  16 # 'JetDirect' is copyrighted by Hewlett-Packard
  17 #
  18 #
  19 # License Information:
  20 # This program is free software; you can redistribute it and/or modify
  21 # it under the terms of the GNU General Public License as published by
  22 # the Free Software Foundation; either version 2 of the License, or
  23 # (at your option) any later version.
  24 #
  25 # This program is distributed in the hope that it will be useful,
  26 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  27 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  28 # GNU General Public License for more details.
  29 #
  30 # You should have received a copy of the GNU General Public License
  31 # along with this program; if not, write to the Free Software
  32 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  33 #
  34 ############################################################################
  35 #
  36 # TODO: Query HOST-RESOURCE MIB for a quick status
  37 #
  38 # hrPrinterStatus = .1.3.6.1.2.1.25.3.5.1;
  39 # hrPrinterDetectedErrorState = .1.3.6.1.2.1.25.3.5.1.2
  40 #
  41 # hrPrinterStatus OBJECT-TYPE
  42 #    SYNTAX     INTEGER {
  43 #                   other(1),
  44 #                   unknown(2),
  45 #                   idle(3),
  46 #                   printing(4),
  47 #                   warmup(5)
  48 #               }
  49 #
  50 # hrPrinterDetectedErrorState OBJECT-TYPE
  51 #    SYNTAX     OCTET STRING
  52 #    MAX-ACCESS read-only
  53 #    STATUS     current
  54 #    DESCRIPTION
  55 #        "This object represents any error conditions detected
  56 #        by the printer.  The error conditions are encoded as
  57 #        bits in an octet string, with the following
  58 #        definitions:
  59 #
  60 #             Condition         Bit #
  61 #
  62 #             lowPaper              0
  63 #
  64 #             noPaper               1
  65 #             lowToner              2
  66 #             noToner               3
  67 #             doorOpen              4
  68 #             jammed                5
  69 #             offline               6
  70 #             serviceRequested      7
  71 #             inputTrayMissing      8
  72 #             outputTrayMissing     9
  73 #             markerSupplyMissing  10
  74 #             outputNearFull       11
  75 #             outputFull           12
  76 #             inputTrayEmpty       13
  77 #             overduePreventMaint  14
  78 #
  79 #
  80 #
  81 use strict;
  82 use Getopt::Long;
  83 use vars qw($opt_V $opt_h $opt_H $opt_P $opt_t $opt_d $session $error $answer $key
  84    $response $PROGNAME $port $hostname );
  85 use lib  "utils.pm";
  86 use utils qw(%ERRORS &print_revision &support &usage );
  87 use Net::SNMP;
  88
  89 sub print_help ();
  90 sub print_usage ();
  91
  92 $ENV{'PATH'}='';
  93 $ENV{'BASH_ENV'}='';
  94 $ENV{'ENV'}='';
  95
  96 # defaults
  97 my $ptype = 1;                                                  # to standard RFC printer type
  98 my $state = $ERRORS{'UNKNOWN'};
  99 my $community = "public";
 100 my $snmp_version = 1;
 101 my $port = 161;
 102
 103 Getopt::Long::Configure('bundling');
 104 GetOptions
 105         ("d"   => \$opt_d, "debug"                      => \$opt_d,
 106          "V"   => \$opt_V, "version"            => \$opt_V,
 107          "P=s" => \$opt_P, "Printer=s"      => \$opt_P,    # printer type - HP or RFC
 108          "v=i" => \$snmp_version, "snmp_version=i"  => \$snmp_version,
 109          "p=i" => \$port, "port=i" => \$port,
 110          "C=s" => \$community,"community=s" => \$community,
 111          "h"   => \$opt_h, "help"               => \$opt_h,
 112          "H=s" => \$opt_H, "hostname=s"         => \$opt_H);
 113
 114
 115
 116 $PROGNAME = "check_snmp_printer";
 117
 118 if ($opt_V) {
 119         print_revision($PROGNAME,'$Revision: 795 $');
 120         exit $ERRORS{'OK'};
 121 }
 122
 123 if ($opt_h) {print_help(); exit $ERRORS{'OK'};}
 124
 125 unless (defined $opt_H) {
 126         print "No target hostname specified\n";
 127         exit $ERRORS{"UNKNOWN"};
 128 }
 129 $hostname = $opt_H;
 130 if (! utils::is_hostname($hostname)){
 131         usage(" $hostname did not match pattern\n");
 132         exit $ERRORS{"UNKNOWN"};
 133 }
 134
 135 if (defined $opt_P) {
 136         if ($opt_P eq "HP" ) {
 137                 $ptype = 2;
 138         }elsif ($opt_P eq "RFC" ) {
 139                 $ptype = 1;
 140         }else{
 141                 print "Only \"HP\" and \"RFC\" are supported as printer options at this time.\n";
 142                 exit $ERRORS{"UNKNOWN"};
 143         }
 144 }
 145
 146
 147 if ( $snmp_version =~ /[12]/ ) {
 148
 149         ($session, $error) = Net::SNMP->session(
 150               -hostname  => $hostname,
 151               -community => $community,
 152               -port      => $port,
 153                   -version      => $snmp_version
 154                    );
 155
 156         if (!defined($session)) {
 157               $state='UNKNOWN';
 158               $answer=$error;
 159               print ("$state: no session - $answer\n");
 160               exit $ERRORS{$state};
 161         }
 162
 163         print "Opened session|" if (defined ($opt_d));
 164
 165 }elsif ( $snmp_version =~ /3/ ) {
 166         $state='UNKNOWN';
 167         print ("$state: No support for SNMP v3 yet\n");
 168         exit $ERRORS{$state};
 169 }else{
 170         $state='UNKNOWN';
 171         print ("$state: No support for SNMP v$snmp_version yet\n");
 172         exit $ERRORS{$state};
 173 }
 174
 175
 176
 177
 178
 179
 180 ### main logic
 181
 182 if ( $ptype == 1 ) {   # STD MIB
 183         print "STD-MIB|" if (defined ($opt_d));
 184
 185         my %snmp_response;
 186         my $snmp_index;
 187         my $col_oid;
 188         my %std_mib_inst_count ;
 189         my %std_mib_instances;
 190         my $display;
 191         my $inst;
 192         my $group;
 193
 194
 195         #### RFC1759 MIB OIDS
 196
 197         # sub-unit status - textual convention
 198         my $subunit_status;   # integer from 0-126
 199
 200
 201         # column oid - not instances
 202         my %std_mib = (
 203                 std_mib_input_status =>                                 ".1.3.6.1.2.1.43.8.2.1.11",  # 2 element index
 204                 std_mib_input_name   =>                                 ".1.3.6.1.2.1.43.8.2.1.13",
 205                 std_mib_output_remaining_capacity =>    ".1.3.6.1.2.1.43.9.2.1.5",
 206                 std_mib_output_status =>                                ".1.3.6.1.2.1.43.9.2.1.6",
 207                 std_mib_marker_tech =>                                  ".1.3.6.1.2.1.43.10.2.1.2",
 208                 std_mib_marker_counter_unit =>  ".1.3.6.1.2.1.43.10.2.1.3",
 209                 std_mib_marker_life_count =>            ".1.3.6.1.2.1.43.10.2.1.4",
 210                 std_mib_marker_status =>                                ".1.3.6.1.2.1.43.10.2.1.15",
 211                 std_mib_supplies_type =>                                ".1.3.6.1.2.1.43.11.1.1.5",
 212                 std_mib_supplies_level =>                               ".1.3.6.1.2.1.43.11.1.1.9",
 213                 std_mib_media_path_type =>                              ".1.3.6.1.2.1.43.13.4.1.9",
 214                 std_mib_media_path_status =>                    ".1.3.6.1.2.1.43.13.4.1.11",
 215
 216                 std_mib_status_display =>                               ".1.3.6.1.2.1.43.16.5.1.2",  # 2 element index
 217
 218                 std_mib_alert_sev_level =>                              ".1.3.6.1.2.1.43.18.1.1.2",
 219                 std_mib_alert_grp =>                                    ".1.3.6.1.2.1.43.18.1.1.4",
 220                 std_mib_alert_location =>                               ".1.3.6.1.2.1.43.18.1.1.5",
 221
 222         );
 223
 224         my %std_mib_marker_tech = (
 225                                         1 => "other",
 226                                         2 => "unknown",
 227                                         3 => "electrophotographicLED",
 228                                         4 => "electrophotographicLaser",
 229                                         5 => "electrophotographicOther",
 230                                         6 => "impactMovingHeadDotMatrix9pin",
 231                                         7 => "impactMovingHeadDotMatrix24pin",
 232                                         8 => "impactMovingHeadDotMatrixOther",
 233                                         9 => "impactMovingHeadFullyFormed",
 234                                         10 => "impactBand",
 235                                         11 => "impactOther",
 236                                         12 => "inkjectAqueous",
 237                                         13 => "inkjetSolid",
 238                                         14 => "inkjetOther",
 239                                         15 => "pen",
 240                                         16 => "thermalTransfer",
 241                                         17 => "thermalSensitive",
 242                                         18 => "thermalDiffusion",
 243                                         19 => "thermalOther",
 244                                         20 => "electroerosion",
 245                                         21 => "electrostatic",
 246                                         22 => "photographicMicrofiche",
 247                                         23 => "photographicImagesetter",
 248                                         24 => "photographicOther",
 249                                         25 => "ionDeposition",
 250                                         26 => "eBeam",
 251                                         27 => "typesetter",
 252         );
 253
 254         my %std_mib_marker_counter_units = (
 255                                         3 => "tenThousandthsOfInches",
 256                                         4 => "micrometers",
 257                                         5 => "characters",
 258                                         6 => "lines",
 259                                         7 => "impressions",
 260                                         8 => "sheets",
 261                                         9 => "dotRow",
 262                                         11 => "hours",
 263                                         16 => "feet",
 264                                         17 => "meters",
 265         );
 266
 267         my %std_mib_alert_groups = (
 268                 1 => "unspecifiedOther",
 269                 3 => "printerStorageMemory",  # hostResourcesMIBStorageTable
 270                 4 => "internalDevice",                  # hostResourcesMIBDeviceTable
 271                 5 => "generalPrinter",
 272                 6 => "cover",
 273                 7 => "localization",
 274                 8 => "input",
 275                 9 => "output",
 276                 10 => "marker",
 277                 11 => "markerSupplies",
 278                 12 => "markerColorant",
 279                 13 => "mediaPath",
 280                 14 => "connectionChannel",
 281                 15 => "interpreter",
 282                 16 => "consoleDisplayBuffer",
 283                 17 => "consoleLights",
 284         );
 285
 286
 287         my %std_mib_prt_alert_code = (
 288                 1 => "other",                      # ok if on power save
 289                 2 => "unknown",
 290         # -- codes common to serveral groups
 291                 3 => "coverOpen",
 292                 4 => "coverClosed",
 293                 5 => "interlockOpen",
 294                 6 => "interlockClosed",
 295                 7 => "configurationChange",
 296                 8 => "jam",                        # critical
 297                 # -- general Printer group
 298                 501 => "doorOpen",
 299                 502 => "doorClosed",
 300                 503 => "powerUp",
 301                 504 => "powerDown",
 302                 # -- Input Group
 303                 801 => "inputMediaTrayMissing",
 304                 802 => "inputMediaSizeChange",
 305                 803 => "inputMediaWeightChange",
 306                 804 => "inputMediaTypeChange",
 307                 805 => "inputMediaColorChange",
 308                 806 => "inputMediaFormPartsChange",
 309                 807 => "inputMediaSupplyLow",
 310                 808 => "inputMediaSupplyEmpty",
 311                 # -- Output Group
 312                 901 => "outputMediaTrayMissing",
 313                 902 => "outputMediaTrayAlmostFull",
 314                 903 => "outputMediaTrayFull",
 315                 # -- Marker group
 316                 1001 => "markerFuserUnderTemperature",
 317                 1002 => "markerFuserOverTemperature",
 318                 # -- Marker Supplies group
 319                 1101 => "markerTonerEmpty",
 320                 1102 => "markerInkEmpty",
 321                 1103 => "markerPrintRibbonEmpty",
 322                 1104 => "markerTonerAlmostEmpty",
 323                 1105 => "markerInkAlmostEmpty",
 324                 1106 => "markerPrintRibbonAlmostEmpty",
 325                 1107 => "markerWasteTonerReceptacleAlmostFull",
 326                 1108 => "markerWasteInkReceptacleAlmostFull",
 327                 1109 => "markerWasteTonerReceptacleFull",
 328                 1110 => "markerWasteInkReceptacleFull",
 329                 1111 => "markerOpcLifeAlmostOver",
 330                 1112 => "markerOpcLifeOver",
 331                 1113 => "markerDeveloperAlmostEmpty",
 332                 1114 => "markerDeveloperEmpty",
 333                 # -- Media Path Device Group
 334                 1301 => "mediaPathMediaTrayMissing",
 335                 1302 => "mediaPathMediaTrayAlmostFull",
 336                 1303 => "mediaPathMediaTrayFull",
 337                 # -- interpreter Group
 338                 1501 => "interpreterMemoryIncrease",
 339                 1502 => "interpreterMemoryDecrease",
 340                 1503 => "interpreterCartridgeAdded",
 341                 1504 => "interpreterCartridgeDeleted",
 342                 1505 => "interpreterResourceAdded",
 343                 1506 => "interpreterResourceDeleted",
 344         );
 345
 346         ## Need multiple passes as oids are all part of tables
 347         foreach $col_oid (sort keys %std_mib ){
 348
 349                 if ( !defined( $response = $session->get_table($std_mib{$col_oid}) ) ) {
 350                         print "Error col_oid $col_oid|" if (defined ($opt_d));
 351
 352                         if (! ($col_oid =~ m/std_mib_alert/ ) ) {             # alerts don't have to exist all the time!
 353                                 $answer=$session->error;
 354                                 $session->close;
 355                                 $state = 'CRITICAL';
 356                                 print ("$state: $answer for $std_mib{$col_oid}\n");
 357                                 exit $ERRORS{$state};
 358                         }
 359                 }
 360
 361                 print "NoError col_oid $col_oid|" if (defined ($opt_d));
 362
 363                 foreach $key (keys %{$response}) {
 364                         $key =~ /.*\.(\d+)\.(\d+)$/;     # all oids have a two part index appended
 365                         $snmp_index = $1 . "." . $2;
 366                         print "\n$key => $col_oid.$snmp_index  = $response->{$key} \n" if (defined ($opt_d));
 367                         $snmp_response{$key} = $response->{$key} ;
 368
 369                         $std_mib_inst_count{$col_oid} += 1 ;   # count how many instances
 370                         $std_mib_instances{$col_oid} .= $snmp_index .":" ;
 371
 372                 }
 373
 374         }
 375
 376         #foreach $key ( keys %std_mib_inst_count) {
 377         #       print "$key = $std_mib_inst_count{$key} $std_mib_instances{$key}  \n";
 378         #}
 379         # get (total) "page count" - perfdata
 380         #print "\n \n $std_mib_instances{'std_mib_marker_tech'} \n";
 381         # how many marker technologies are in use?
 382         my ($pg, $pt, $pfd);
 383         my @mark_tech = split(/:/, $std_mib_instances{'std_mib_marker_tech'});
 384         foreach $inst (sort @mark_tech){
 385                 $pfd = $std_mib_marker_tech{$snmp_response{$std_mib{'std_mib_marker_tech'}."." .$inst}} ;
 386                 $pfd .= ",".$snmp_response{$std_mib{'std_mib_marker_life_count'}.".".$inst};
 387                 $pfd .= ",".$std_mib_marker_counter_units{$snmp_response{$std_mib{'std_mib_marker_counter_unit'}.".".$inst}};
 388                 $pfd .= ";"; #perf data separator for multiple marker tech
 389
 390
 391                 print "pfd = $pfd\n" if (defined ($opt_d));
 392         };
 393
 394         # combine all lines of status display into one line
 395         #$std_mib_instances{'std_mib_status_display'} = substr($std_mib_instances{'std_mib_status_display'}, 1);
 396         my @display_index = split(/:/,  $std_mib_instances{'std_mib_status_display'} );
 397
 398         foreach $inst ( sort @display_index) {
 399                 $display .= $snmp_response{$std_mib{'std_mib_status_display'} . "." . $inst} . " ";
 400         }
 401
 402
 403
 404         # see if there are any alerts
 405         if (defined ( $std_mib_inst_count{'std_mib_alert_sev_level'} )  ) {
 406
 407                 if ( ( lc($display) =~ /save/  || lc($display) =~ /warm/ ) &&   $std_mib_inst_count{'std_mib_alert_sev_level'} == 1 ) {
 408                         $state='OK';
 409                         $answer = "Printer ok - $display";
 410                         print $answer . "|$pfd\n";
 411                         exit $ERRORS{$state};
 412                 }
 413
 414                 # sometime during transitions from power save to warming there are 2 alerts
 415                 # if the 2nd alert is for something else it should get caught in the
 416                 # next call since warmup typically is much smaller than check time
 417                 # interval.
 418                 if (  lc($display) =~ /warm/  &&        $std_mib_inst_count{'std_mib_alert_sev_level'} == 2 )   {
 419                         $state='OK';
 420                         $answer = "$state: Printer - $display";
 421                         print $answer . "|$pfd\n";
 422                         exit $ERRORS{$state};
 423                 }
 424
 425
 426                 # We have alerts and the display does not say power save or warming up
 427                 $std_mib_instances{'std_mib_alert_sev_level'} = substr($std_mib_instances{'std_mib_alert_sev_level'}, 1);
 428                 @display_index = split(/:/,     $std_mib_instances{'std_mib_alert_sev_level'} );
 429                 $answer = "Alert location(s): ";
 430
 431                 for $inst (@display_index) {
 432                         $state = 'WARNING';
 433                         if ( $snmp_response{$std_mib{'std_mib_alert_location'} . "." . $inst} < 1) {
 434                                 $answer .= "unknown location ";
 435                         }else{
 436                                 $answer .= $std_mib_prt_alert_code{$snmp_response{$std_mib{'std_mib_alert_location'} . "." . $inst} } . " ";
 437
 438                                 #print $std_mib_prt_alert_code{$snmp_response{$std_mib{'std_mib_alert_location'}. "." . $inst}} ;
 439                         }
 440                 }
 441
 442                 print "$state: $answer|$pfd\n";
 443                 exit $ERRORS{$state};
 444
 445         }else{
 446                 $state='OK';
 447                 $answer = "$state: Printer ok - $display ";
 448                 print $answer . "|$pfd\n";
 449                 exit $ERRORS{$state};
 450
 451         }
 452
 453
 454
 455
 456 }
 457 elsif( $ptype == 2 ) {  # HP MIB - JetDirect
 458
 459         #### HP MIB OIDS - instance OIDs
 460         my $HPJD_LINE_STATUS=                   ".1.3.6.1.4.1.11.2.3.9.1.1.2.1.0";
 461         my $HPJD_PAPER_STATUS=                  ".1.3.6.1.4.1.11.2.3.9.1.1.2.2.0";
 462         my $HPJD_INTERVENTION_REQUIRED= ".1.3.6.1.4.1.11.2.3.9.1.1.2.3.0";
 463         my $HPJD_GD_PERIPHERAL_ERROR=   ".1.3.6.1.4.1.11.2.3.9.1.1.2.6.0";
 464         my $HPJD_GD_PAPER_JAM=                  ".1.3.6.1.4.1.11.2.3.9.1.1.2.8.0";
 465         my $HPJD_GD_PAPER_OUT=                  ".1.3.6.1.4.1.11.2.3.9.1.1.2.9.0";
 466         my $HPJD_GD_TONER_LOW=                  ".1.3.6.1.4.1.11.2.3.9.1.1.2.10.0";
 467         my $HPJD_GD_PAGE_PUNT=                  ".1.3.6.1.4.1.11.2.3.9.1.1.2.11.0";
 468         my $HPJD_GD_MEMORY_OUT=                 ".1.3.6.1.4.1.11.2.3.9.1.1.2.12.0";
 469         my $HPJD_GD_DOOR_OPEN=                  ".1.3.6.1.4.1.11.2.3.9.1.1.2.17.0";
 470         my $HPJD_GD_PAPER_OUTPUT=               ".1.3.6.1.4.1.11.2.3.9.1.1.2.19.0";
 471         my $HPJD_GD_STATUS_DISPLAY=             ".1.3.6.1.4.1.11.2.3.9.1.1.3.0";
 472         #define ONLINE          0
 473         #define OFFLINE         1
 474
 475         my @hp_oids = ( $HPJD_LINE_STATUS,$HPJD_PAPER_STATUS,$HPJD_INTERVENTION_REQUIRED,$HPJD_GD_PERIPHERAL_ERROR,
 476                                 $HPJD_GD_PAPER_JAM,$HPJD_GD_PAPER_OUT,$HPJD_GD_TONER_LOW,$HPJD_GD_PAGE_PUNT,$HPJD_GD_MEMORY_OUT,
 477                                 $HPJD_GD_DOOR_OPEN,$HPJD_GD_PAPER_OUTPUT,$HPJD_GD_STATUS_DISPLAY);
 478
 479
 480
 481
 482         $state = $ERRORS{'OK'};
 483
 484         if (!defined($response = $session->get_request(@hp_oids))) {
 485                 $answer=$session->error;
 486                 $session->close;
 487                 $state = 'CRITICAL';
 488                 print ("$state: $answer \n");
 489                 exit $ERRORS{$state};
 490         }
 491
 492         # cycle thru the responses and set the appropriate state
 493
 494         if($response->{$HPJD_GD_PAPER_JAM} ) {
 495                 $state='WARNING';
 496                 $answer = "Paper Jam";
 497         }
 498         elsif($response->{$HPJD_GD_PAPER_OUT} ) {
 499                 $state='WARNING';
 500                 $answer = "Out of Paper";
 501         }
 502         elsif($response->{$HPJD_LINE_STATUS} ) {
 503                 if ($response->{$HPJD_LINE_STATUS} ne "POWERSAVE ON" ) {
 504                         $state='WARNING';
 505                         $answer = "Printer Offline";
 506                 }
 507         }
 508         elsif($response->{$HPJD_GD_PERIPHERAL_ERROR} ) {
 509                 $state='WARNING';
 510                 $answer = "Peripheral Error";
 511         }
 512         elsif($response->{$HPJD_INTERVENTION_REQUIRED} ) {
 513                 $state='WARNING';
 514                 $answer = "Intervention Required";
 515         }
 516         elsif($response->{$HPJD_GD_TONER_LOW} ) {
 517                 $state='WARNING';
 518                 $answer = "Toner Low";
 519         }
 520         elsif($response->{$HPJD_GD_MEMORY_OUT} ) {
 521                 $state='WARNING';
 522                 $answer = "Insufficient Memory";
 523         }
 524         elsif($response->{$HPJD_GD_DOOR_OPEN} ) {
 525                 $state='WARNING';
 526                 $answer = "Insufficient Memory";
 527         }
 528         elsif($response->{$HPJD_GD_PAPER_OUTPUT} ) {
 529                 $state='WARNING';
 530                 $answer = "OutPut Tray is Full";
 531         }
 532         elsif($response->{$HPJD_GD_PAGE_PUNT} ) {
 533                 $state='WARNING';
 534                 $answer = "Data too slow for Engine";
 535         }
 536         elsif($response->{$HPJD_PAPER_STATUS} ) {
 537                 $state='WARNING';
 538                 $answer = "Unknown Paper Error";
 539         }
 540         else            # add code to parse STATUS DISPLAY here
 541         {
 542                 $state='OK';
 543                 $answer = "Printer ok - $response->{$HPJD_GD_STATUS_DISPLAY} ";
 544         }
 545
 546         # print and exit
 547
 548         print "$state: $answer \n";
 549         exit $ERRORS{$state};
 550
 551
 552 }
 553 else{  # 3rd printer type - not yet supported
 554
 555         print "Printer type $opt_P has not been implemented\n";
 556         $state='UNKNOWN';
 557         exit $ERRORS{$state};
 558
 559 }
 560
 561
 562
 563 #### subroutines
 564 sub unit_status {
 565         my $stat = shift;
 566
 567
 568 }
 569
 570 sub print_usage () {
 571         print "Usage: $PROGNAME -H <host> [-C community] [-P HP or RFC] [-p port]  [-v snmp_version] [-h help]  [-V version]\n";
 572 }
 573
 574 sub print_help () {
 575         print_revision($PROGNAME,'$Revision: 795 $');
 576         print "Copyright (c) 2002 Subhendu Ghosh/Ethan Galstad.
 577
 578 This plugin reports the status of an network printer with an SNMP management
 579 module.
 580
 581 ";
 582         print_usage();
 583         print "
 584 -H, --hostname=HOST
 585    Name or IP address of host to check
 586 -C --community
 587    snmp community string (default: public)
 588 -P --Printer
 589    supported values are \"HP\" for Jetdirect printers and
 590    \"RFC\" for RFC 1759 Print MIB based implementations (default: RFC)
 591 -p --port
 592    Port where snmp agent is listening (default: 161)
 593 -v --snmp_version
 594    SNMP version to use (default: version 1)
 595 -h --help
 596    This screen
 597 -V --version
 598    Plugin version
 599
 600 ";
 601         support();
 602 }
 603
 604
 605