plugins/check_hpjd.c

   1 /******************************************************************************
   2 *
   3 * This program is free software; you can redistribute it and/or modify
   4 * it under the terms of the GNU General Public License as published by
   5 * the Free Software Foundation; either version 2 of the License, or
   6 * (at your option) any later version.
   7 *
   8 * This program is distributed in the hope that it will be useful,
   9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 * GNU General Public License for more details.
  12 *
  13 * You should have received a copy of the GNU General Public License
  14 * along with this program; if not, write to the Free Software
  15 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  16 *
  17 * $Id$
  18 *****************************************************************************/
  19
  20 #include "common.h"
  21 #include "popen.h"
  22 #include "utils.h"
  23 #include "netutils.h"
  24
  25 #define DEFAULT_COMMUNITY "public"
  26
  27 const char *progname = "check_hpjd";
  28 const char *revision = "$Revision$";
  29 const char *copyright = "2000-2003";
  30 const char *email = "nagiosplug-devel@lists.sourceforge.net";
  31
  32 const char *option_summary = "-H host [-C community]\n";
  33
  34 #define HPJD_LINE_STATUS           ".1.3.6.1.4.1.11.2.3.9.1.1.2.1"
  35 #define HPJD_PAPER_STATUS          ".1.3.6.1.4.1.11.2.3.9.1.1.2.2"
  36 #define HPJD_INTERVENTION_REQUIRED ".1.3.6.1.4.1.11.2.3.9.1.1.2.3"
  37 #define HPJD_GD_PERIPHERAL_ERROR   ".1.3.6.1.4.1.11.2.3.9.1.1.2.6"
  38 #define HPJD_GD_PAPER_JAM          ".1.3.6.1.4.1.11.2.3.9.1.1.2.8"
  39 #define HPJD_GD_PAPER_OUT          ".1.3.6.1.4.1.11.2.3.9.1.1.2.9"
  40 #define HPJD_GD_TONER_LOW          ".1.3.6.1.4.1.11.2.3.9.1.1.2.10"
  41 #define HPJD_GD_PAGE_PUNT          ".1.3.6.1.4.1.11.2.3.9.1.1.2.11"
  42 #define HPJD_GD_MEMORY_OUT         ".1.3.6.1.4.1.11.2.3.9.1.1.2.12"
  43 #define HPJD_GD_DOOR_OPEN          ".1.3.6.1.4.1.11.2.3.9.1.1.2.17"
  44 #define HPJD_GD_PAPER_OUTPUT       ".1.3.6.1.4.1.11.2.3.9.1.1.2.19"
  45 #define HPJD_GD_STATUS_DISPLAY     ".1.3.6.1.4.1.11.2.3.9.1.1.3"
  46
  47 #define ONLINE          0
  48 #define OFFLINE         1
  49
  50 int process_arguments (int, char **);
  51 int validate_arguments (void);
  52 void print_help (void);
  53 void print_usage (void);
  54
  55 char *community = NULL;
  56 char *address = NULL;
  57
  58 int
  59 main (int argc, char **argv)
  60 {
  61         char command_line[1024];
  62         int result;
  63         int line;
  64         char input_buffer[MAX_INPUT_BUFFER];
  65         char query_string[512];
  66         char *errmsg;
  67         char *temp_buffer;
  68         int line_status = ONLINE;
  69         int paper_status = 0;
  70         int intervention_required = 0;
  71         int peripheral_error = 0;
  72         int paper_jam = 0;
  73         int paper_out = 0;
  74         int toner_low = 0;
  75         int page_punt = 0;
  76         int memory_out = 0;
  77         int door_open = 0;
  78         int paper_output = 0;
  79         char display_message[MAX_INPUT_BUFFER];
  80
  81         errmsg = malloc(MAX_INPUT_BUFFER);
  82
  83         setlocale (LC_ALL, "");
  84         bindtextdomain (PACKAGE, LOCALEDIR);
  85         textdomain (PACKAGE);
  86
  87         if (process_arguments (argc, argv) != OK)
  88                 usage (_("check_hpjd: could not parse arguments\n"));
  89
  90         /* removed ' 2>1' at end of command 10/27/1999 - EG */
  91         /* create the query string */
  92         sprintf
  93                 (query_string,
  94                  "%s.0 %s.0 %s.0 %s.0 %s.0 %s.0 %s.0 %s.0 %s.0 %s.0 %s.0 %s.0",
  95                  HPJD_LINE_STATUS,
  96                  HPJD_PAPER_STATUS,
  97                  HPJD_INTERVENTION_REQUIRED,
  98                  HPJD_GD_PERIPHERAL_ERROR,
  99                  HPJD_GD_PAPER_JAM,
 100                  HPJD_GD_PAPER_OUT,
 101                  HPJD_GD_TONER_LOW,
 102                  HPJD_GD_PAGE_PUNT,
 103                  HPJD_GD_MEMORY_OUT,
 104                  HPJD_GD_DOOR_OPEN, HPJD_GD_PAPER_OUTPUT, HPJD_GD_STATUS_DISPLAY);
 105
 106         /* get the command to run */
 107         sprintf (command_line, "%s -OQa -m : -v 1 -c %s %s %s", PATH_TO_SNMPGET, community,
 108                                                                         address, query_string);
 109
 110         /* run the command */
 111         child_process = spopen (command_line);
 112         if (child_process == NULL) {
 113                 printf (_("Could not open pipe: %s\n"), command_line);
 114                 return STATE_UNKNOWN;
 115         }
 116
 117         child_stderr = fdopen (child_stderr_array[fileno (child_process)], "r");
 118         if (child_stderr == NULL) {
 119                 printf (_("Could not open stderr for %s\n"), command_line);
 120         }
 121
 122         result = STATE_OK;
 123
 124         line = 0;
 125         while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process)) {
 126
 127                 /* strip the newline character from the end of the input */
 128                 if (input_buffer[strlen (input_buffer) - 1] == '\n')
 129                         input_buffer[strlen (input_buffer) - 1] = 0;
 130
 131                 line++;
 132
 133                 temp_buffer = strtok (input_buffer, "=");
 134                 temp_buffer = strtok (NULL, "=");
 135
 136                 if (temp_buffer == NULL) {
 137
 138                                 result = STATE_UNKNOWN;
 139                                 strcpy (errmsg, input_buffer);
 140
 141                 } else {
 142
 143                         switch (line) {
 144
 145                         case 1:                                                                         /* 1st line should contain the line status */
 146                                 line_status = atoi (temp_buffer);
 147                                 break;
 148                         case 2:                                                                         /* 2nd line should contain the paper status */
 149                                 paper_status = atoi (temp_buffer);
 150                                 break;
 151                         case 3:                                                                         /* 3rd line should be intervention required */
 152                                 intervention_required = atoi (temp_buffer);
 153                                 break;
 154                         case 4:                                                                         /* 4th line should be peripheral error */
 155                                 peripheral_error = atoi (temp_buffer);
 156                                 break;
 157                         case 5:                                                                         /* 5th line should contain the paper jam status */
 158                                 paper_jam = atoi (temp_buffer);
 159                                 break;
 160                         case 6:                                                                         /* 6th line should contain the paper out status */
 161                                 paper_out = atoi (temp_buffer);
 162                                 break;
 163                         case 7:                                                                         /* 7th line should contain the toner low status */
 164                                 toner_low = atoi (temp_buffer);
 165                                 break;
 166                         case 8:                                                                         /* did data come too slow for engine */
 167                                 page_punt = atoi (temp_buffer);
 168                                 break;
 169                         case 9:                                                                         /* did we run out of memory */
 170                                 memory_out = atoi (temp_buffer);
 171                                 break;
 172                         case 10:                                                                                /* is there a door open */
 173                                 door_open = atoi (temp_buffer);
 174                                 break;
 175                         case 11:                                                                                /* is output tray full */
 176                                 paper_output = atoi (temp_buffer);
 177                                 break;
 178                         case 12:                                                                                /* display panel message */
 179                                 strcpy (display_message, temp_buffer + 1);
 180                                 break;
 181                         default:
 182                                 break;
 183                         }
 184
 185                 }
 186
 187                 /* break out of the read loop if we encounter an error */
 188                 if (result != STATE_OK)
 189                         break;
 190         }
 191
 192         /* WARNING if output found on stderr */
 193         if (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_stderr)) {
 194                 result = max_state (result, STATE_WARNING);
 195                 /* remove CRLF */
 196                 if (input_buffer[strlen (input_buffer) - 1] == '\n')
 197                         input_buffer[strlen (input_buffer) - 1] = 0;
 198                 sprintf (errmsg, "%s", input_buffer );
 199
 200         }
 201
 202         /* close stderr */
 203         (void) fclose (child_stderr);
 204
 205         /* close the pipe */
 206         if (spclose (child_process))
 207                 result = max_state (result, STATE_WARNING);
 208
 209         /* if there wasn't any output, display an error */
 210         if (line == 0) {
 211
 212                 /* might not be the problem, but most likely is. */
 213                 result = STATE_UNKNOWN ;
 214                 asprintf (&errmsg, "%s : Timeout from host %s\n", errmsg, address );
 215
 216         }
 217
 218         /* if we had no read errors, check the printer status results... */
 219         if (result == STATE_OK) {
 220
 221                 if (paper_jam) {
 222                         result = STATE_WARNING;
 223                         strcpy (errmsg, _("Paper Jam"));
 224                 }
 225                 else if (paper_out) {
 226                         result = STATE_WARNING;
 227                         strcpy (errmsg, _("Out of Paper"));
 228                 }
 229                 else if (line_status == OFFLINE) {
 230                         if (strcmp (errmsg, "POWERSAVE ON") != 0) {
 231                                 result = STATE_WARNING;
 232                                 strcpy (errmsg, _("Printer Offline"));
 233                         }
 234                 }
 235                 else if (peripheral_error) {
 236                         result = STATE_WARNING;
 237                         strcpy (errmsg, _("Peripheral Error"));
 238                 }
 239                 else if (intervention_required) {
 240                         result = STATE_WARNING;
 241                         strcpy (errmsg, _("Intervention Required"));
 242                 }
 243                 else if (toner_low) {
 244                         result = STATE_WARNING;
 245                         strcpy (errmsg, _("Toner Low"));
 246                 }
 247                 else if (memory_out) {
 248                         result = STATE_WARNING;
 249                         strcpy (errmsg, _("Insufficient Memory"));
 250                 }
 251                 else if (door_open) {
 252                         result = STATE_WARNING;
 253                         strcpy (errmsg, _("A Door is Open"));
 254                 }
 255                 else if (paper_output) {
 256                         result = STATE_WARNING;
 257                         strcpy (errmsg, _("Output Tray is Full"));
 258                 }
 259                 else if (page_punt) {
 260                         result = STATE_WARNING;
 261                         strcpy (errmsg, _("Data too Slow for Engine"));
 262                 }
 263                 else if (paper_status) {
 264                         result = STATE_WARNING;
 265                         strcpy (errmsg, _("Unknown Paper Error"));
 266                 }
 267         }
 268
 269         if (result == STATE_OK)
 270                 printf (_("Printer ok - (%s)\n"), display_message);
 271
 272         else if (result == STATE_UNKNOWN) {
 273
 274                 printf ("%s\n", errmsg);
 275
 276                 /* if printer could not be reached, escalate to critical */
 277                 if (strstr (errmsg, "Timeout"))
 278                         result = STATE_CRITICAL;
 279         }
 280
 281         else if (result == STATE_WARNING)
 282                 printf ("%s (%s)\n", errmsg, display_message);
 283
 284         return result;
 285 }
 286
 287
 288
 289 /* process command-line arguments */
 290 int
 291 process_arguments (int argc, char **argv)
 292 {
 293         int c;
 294
 295         int option = 0;
 296         static struct option longopts[] = {
 297                 {"hostname", required_argument, 0, 'H'},
 298                 {"community", required_argument, 0, 'C'},
 299 /*              {"critical",       required_argument,0,'c'}, */
 300 /*              {"warning",        required_argument,0,'w'}, */
 301 /*              {"port",           required_argument,0,'P'}, */
 302                 {"version", no_argument, 0, 'V'},
 303                 {"help", no_argument, 0, 'h'},
 304                 {0, 0, 0, 0}
 305         };
 306
 307         if (argc < 2)
 308                 return ERROR;
 309
 310
 311         while (1) {
 312                 c = getopt_long (argc, argv, "+hVH:C:", longopts, &option);
 313
 314                 if (c == -1 || c == EOF || c == 1)
 315                         break;
 316
 317                 switch (c) {
 318                 case 'H':                                                                       /* hostname */
 319                         if (is_host (optarg)) {
 320                                 address = strscpy(address, optarg) ;
 321                         }
 322                         else {
 323                                 usage2 (_("Invalid hostname/address"), optarg);
 324                         }
 325                         break;
 326                 case 'C':                                                                       /* community */
 327                         community = strscpy (community, optarg);
 328                         break;
 329                 case 'V':                                                                       /* version */
 330                         print_revision (progname, revision);
 331                         exit (STATE_OK);
 332                 case 'h':                                                                       /* help */
 333                         print_help ();
 334                         exit (STATE_OK);
 335                 case '?':                                                                       /* help */
 336                         printf (_("%s: Unknown argument: %s\n\n"), progname, optarg);
 337                         print_usage ();
 338                         exit (STATE_UNKNOWN);
 339                 }
 340         }
 341
 342         c = optind;
 343         if (address == NULL) {
 344                 if (is_host (argv[c])) {
 345                         address = argv[c++];
 346                 }
 347                 else {
 348                         usage2 (_("Invalid hostname/address"), argv[c]);
 349                 }
 350         }
 351
 352         if (community == NULL) {
 353                 if (argv[c] != NULL )
 354                         community = argv[c];
 355                 else
 356                         community = strdup (DEFAULT_COMMUNITY);
 357         }
 358
 359         return validate_arguments ();
 360 }
 361
 362
 363
 364 int
 365 validate_arguments (void)
 366 {
 367         return OK;
 368 }
 369
 370
 371
 372 void
 373 print_help (void)
 374 {
 375         print_revision (progname, revision);
 376
 377         printf ("Copyright (c) 1999 Ethan Galstad <nagios@nagios.org>\n");
 378         printf (COPYRIGHT, copyright, email);
 379
 380         printf (_("\
 381 This plugin tests the STATUS of an HP printer with a JetDirect card.\n\
 382 Net-snmp must be installed on the computer running the plugin.\n\n"));
 383
 384         print_usage ();
 385
 386         printf (_(UT_HELP_VRSN));
 387
 388         printf (_("\
 389  -C, --community=STRING\n\
 390     The SNMP community name (default=%s)\n"), DEFAULT_COMMUNITY);
 391
 392         printf (_(UT_SUPPORT));
 393 }
 394
 395
 396
 397 void
 398 print_usage (void)
 399 {
 400         printf (_("\
 401 Usage: %s -H host [-C community]\n"), progname);
 402         printf (_(UT_HLP_VRS), progname, progname);
 403 }