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 *****************************************************************************/
  18
  19 #include "common.h"
  20 #include "popen.h"
  21 #include "utils.h"
  22 #include "netutils.h"
  23
  24 #define DEFAULT_COMMUNITY "public"
  25
  26 const char *progname = "check_hpjd";
  27 const char *revision = "$Revision$";
  28 const char *copyright = "2000-2003";
  29 const char *email = "nagiosplug-devel@lists.sourceforge.net";
  30
  31 const char *option_summary = "-H host [-C community]\n";
  32
  33 #define HPJD_LINE_STATUS           ".1.3.6.1.4.1.11.2.3.9.1.1.2.1"
  34 #define HPJD_PAPER_STATUS          ".1.3.6.1.4.1.11.2.3.9.1.1.2.2"
  35 #define HPJD_INTERVENTION_REQUIRED ".1.3.6.1.4.1.11.2.3.9.1.1.2.3"
  36 #define HPJD_GD_PERIPHERAL_ERROR   ".1.3.6.1.4.1.11.2.3.9.1.1.2.6"
  37 #define HPJD_GD_PAPER_JAM          ".1.3.6.1.4.1.11.2.3.9.1.1.2.8"
  38 #define HPJD_GD_PAPER_OUT          ".1.3.6.1.4.1.11.2.3.9.1.1.2.9"
  39 #define HPJD_GD_TONER_LOW          ".1.3.6.1.4.1.11.2.3.9.1.1.2.10"
  40 #define HPJD_GD_PAGE_PUNT          ".1.3.6.1.4.1.11.2.3.9.1.1.2.11"
  41 #define HPJD_GD_MEMORY_OUT         ".1.3.6.1.4.1.11.2.3.9.1.1.2.12"
  42 #define HPJD_GD_DOOR_OPEN          ".1.3.6.1.4.1.11.2.3.9.1.1.2.17"
  43 #define HPJD_GD_PAPER_OUTPUT       ".1.3.6.1.4.1.11.2.3.9.1.1.2.19"
  44 #define HPJD_GD_STATUS_DISPLAY     ".1.3.6.1.4.1.11.2.3.9.1.1.3"
  45
  46 #define ONLINE          0
  47 #define OFFLINE         1
  48
  49 int process_arguments (int, char **);
  50 int validate_arguments (void);
  51 void print_help (void);
  52 void print_usage (void);
  53
  54 char *community = NULL;
  55 char *address = NULL;
  56
  57 int
  58 main (int argc, char **argv)
  59 {
  60         char command_line[1024];
  61         int result;
  62         int line;
  63         char input_buffer[MAX_INPUT_BUFFER];
  64         char query_string[512];
  65         char *errmsg;
  66         char *temp_buffer;
  67         int line_status = ONLINE;
  68         int paper_status = 0;
  69         int intervention_required = 0;
  70         int peripheral_error = 0;
  71         int paper_jam = 0;
  72         int paper_out = 0;
  73         int toner_low = 0;
  74         int page_punt = 0;
  75         int memory_out = 0;
  76         int door_open = 0;
  77         int paper_output = 0;
  78         char display_message[MAX_INPUT_BUFFER];
  79
  80         errmsg = malloc(MAX_INPUT_BUFFER);
  81
  82         setlocale (LC_ALL, "");
  83         bindtextdomain (PACKAGE, LOCALEDIR);
  84         textdomain (PACKAGE);
  85
  86         if (process_arguments (argc, argv) != OK)
  87                 usage (_("Incorrect arguments supplied\n"));
  88
  89         /* removed ' 2>1' at end of command 10/27/1999 - EG */
  90         /* create the query string */
  91         sprintf
  92                 (query_string,
  93                  "%s.0 %s.0 %s.0 %s.0 %s.0 %s.0 %s.0 %s.0 %s.0 %s.0 %s.0 %s.0",
  94                  HPJD_LINE_STATUS,
  95                  HPJD_PAPER_STATUS,
  96                  HPJD_INTERVENTION_REQUIRED,
  97                  HPJD_GD_PERIPHERAL_ERROR,
  98                  HPJD_GD_PAPER_JAM,
  99                  HPJD_GD_PAPER_OUT,
 100                  HPJD_GD_TONER_LOW,
 101                  HPJD_GD_PAGE_PUNT,
 102                  HPJD_GD_MEMORY_OUT,
 103                  HPJD_GD_DOOR_OPEN, HPJD_GD_PAPER_OUTPUT, HPJD_GD_STATUS_DISPLAY);
 104
 105         /* get the command to run */
 106         sprintf (command_line, "%s -OQa -m : -v 1 -c %s %s %s", PATH_TO_SNMPGET, community,
 107                                                                         address, query_string);
 108
 109         /* run the command */
 110         child_process = spopen (command_line);
 111         if (child_process == NULL) {
 112                 printf (_("Could not open pipe: %s\n"), command_line);
 113                 return STATE_UNKNOWN;
 114         }
 115
 116         child_stderr = fdopen (child_stderr_array[fileno (child_process)], "r");
 117         if (child_stderr == NULL) {
 118                 printf (_("Could not open stderr for %s\n"), command_line);
 119         }
 120
 121         result = STATE_OK;
 122
 123         line = 0;
 124         while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process)) {
 125
 126                 /* strip the newline character from the end of the input */
 127                 if (input_buffer[strlen (input_buffer) - 1] == '\n')
 128                         input_buffer[strlen (input_buffer) - 1] = 0;
 129
 130                 line++;
 131
 132                 temp_buffer = strtok (input_buffer, "=");
 133                 temp_buffer = strtok (NULL, "=");
 134
 135                 if (temp_buffer == NULL) {
 136
 137                                 result = STATE_UNKNOWN;
 138                                 strcpy (errmsg, input_buffer);
 139
 140                 } else {
 141
 142                         switch (line) {
 143
 144                         case 1:                                                                         /* 1st line should contain the line status */
 145                                 line_status = atoi (temp_buffer);
 146                                 break;
 147                         case 2:                                                                         /* 2nd line should contain the paper status */
 148                                 paper_status = atoi (temp_buffer);
 149                                 break;
 150                         case 3:                                                                         /* 3rd line should be intervention required */
 151                                 intervention_required = atoi (temp_buffer);
 152                                 break;
 153                         case 4:                                                                         /* 4th line should be peripheral error */
 154                                 peripheral_error = atoi (temp_buffer);
 155                                 break;
 156                         case 5:                                                                         /* 5th line should contain the paper jam status */
 157                                 paper_jam = atoi (temp_buffer);
 158                                 break;
 159                         case 6:                                                                         /* 6th line should contain the paper out status */
 160                                 paper_out = atoi (temp_buffer);
 161                                 break;
 162                         case 7:                                                                         /* 7th line should contain the toner low status */
 163                                 toner_low = atoi (temp_buffer);
 164                                 break;
 165                         case 8:                                                                         /* did data come too slow for engine */
 166                                 page_punt = atoi (temp_buffer);
 167                                 break;
 168                         case 9:                                                                         /* did we run out of memory */
 169                                 memory_out = atoi (temp_buffer);
 170                                 break;
 171                         case 10:                                                                                /* is there a door open */
 172                                 door_open = atoi (temp_buffer);
 173                                 break;
 174                         case 11:                                                                                /* is output tray full */
 175                                 paper_output = atoi (temp_buffer);
 176                                 break;
 177                         case 12:                                                                                /* display panel message */
 178                                 strcpy (display_message, temp_buffer + 1);
 179                                 break;
 180                         default:
 181                                 break;
 182                         }
 183
 184                 }
 185
 186                 /* break out of the read loop if we encounter an error */
 187                 if (result != STATE_OK)
 188                         break;
 189         }
 190
 191         /* WARNING if output found on stderr */
 192         if (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_stderr)) {
 193                 result = max_state (result, STATE_WARNING);
 194                 /* remove CRLF */
 195                 if (input_buffer[strlen (input_buffer) - 1] == '\n')
 196                         input_buffer[strlen (input_buffer) - 1] = 0;
 197                 sprintf (errmsg, "%s", input_buffer );
 198
 199         }
 200
 201         /* close stderr */
 202         (void) fclose (child_stderr);
 203
 204         /* close the pipe */
 205         if (spclose (child_process))
 206                 result = max_state (result, STATE_WARNING);
 207
 208         /* if there wasn't any output, display an error */
 209         if (line == 0) {
 210
 211                 /* might not be the problem, but most likely is. */
 212                 result = STATE_UNKNOWN ;
 213                 asprintf (&errmsg, "%s : Timeout from host %s\n", errmsg, address );
 214
 215         }
 216
 217         /* if we had no read errors, check the printer status results... */
 218         if (result == STATE_OK) {
 219
 220                 if (paper_jam) {
 221                         result = STATE_WARNING;
 222                         strcpy (errmsg, _("Paper Jam"));
 223                 }
 224                 else if (paper_out) {
 225                         result = STATE_WARNING;
 226                         strcpy (errmsg, _("Out of Paper"));
 227                 }
 228                 else if (line_status == OFFLINE) {
 229                         if (strcmp (errmsg, "POWERSAVE ON") != 0) {
 230                                 result = STATE_WARNING;
 231                                 strcpy (errmsg, _("Printer Offline"));
 232                         }
 233                 }
 234                 else if (peripheral_error) {
 235                         result = STATE_WARNING;
 236                         strcpy (errmsg, _("Peripheral Error"));
 237                 }
 238                 else if (intervention_required) {
 239                         result = STATE_WARNING;
 240                         strcpy (errmsg, _("Intervention Required"));
 241                 }
 242                 else if (toner_low) {
 243                         result = STATE_WARNING;
 244                         strcpy (errmsg, _("Toner Low"));
 245                 }
 246                 else if (memory_out) {
 247                         result = STATE_WARNING;
 248                         strcpy (errmsg, _("Insufficient Memory"));
 249                 }
 250                 else if (door_open) {
 251                         result = STATE_WARNING;
 252                         strcpy (errmsg, _("A Door is Open"));
 253                 }
 254                 else if (paper_output) {
 255                         result = STATE_WARNING;
 256                         strcpy (errmsg, _("Output Tray is Full"));
 257                 }
 258                 else if (page_punt) {
 259                         result = STATE_WARNING;
 260                         strcpy (errmsg, _("Data too Slow for Engine"));
 261                 }
 262                 else if (paper_status) {
 263                         result = STATE_WARNING;
 264                         strcpy (errmsg, _("Unknown Paper Error"));
 265                 }
 266         }
 267
 268         if (result == STATE_OK)
 269                 printf (_("Printer ok - (%s)\n"), display_message);
 270
 271         else if (result == STATE_UNKNOWN) {
 272
 273                 printf ("%s\n", errmsg);
 274
 275                 /* if printer could not be reached, escalate to critical */
 276                 if (strstr (errmsg, "Timeout"))
 277                         result = STATE_CRITICAL;
 278         }
 279
 280         else if (result == STATE_WARNING)
 281                 printf ("%s (%s)\n", errmsg, display_message);
 282
 283         return result;
 284 }
 285
 286
 287
 288
 289
 290 /* process command-line arguments */
 291 int
 292 process_arguments (int argc, char **argv)
 293 {
 294         int c;
 295
 296         int option = 0;
 297         static struct option longopts[] = {
 298                 {"hostname", required_argument, 0, 'H'},
 299                 {"community", required_argument, 0, 'C'},
 300 /*              {"critical",       required_argument,0,'c'}, */
 301 /*              {"warning",        required_argument,0,'w'}, */
 302 /*              {"port",           required_argument,0,'P'}, */
 303                 {"version", no_argument, 0, 'V'},
 304                 {"help", no_argument, 0, 'h'},
 305                 {0, 0, 0, 0}
 306         };
 307
 308         if (argc < 2)
 309                 return ERROR;
 310
 311
 312         while (1) {
 313                 c = getopt_long (argc, argv, "+hVH:C:", longopts, &option);
 314
 315                 if (c == -1 || c == EOF || c == 1)
 316                         break;
 317
 318                 switch (c) {
 319                 case 'H':                                                                       /* hostname */
 320                         if (is_host (optarg)) {
 321                                 address = strscpy(address, optarg) ;
 322                         }
 323                         else {
 324                                 usage2 (_("Invalid host name"), optarg);
 325                         }
 326                         break;
 327                 case 'C':                                                                       /* community */
 328                         community = strscpy (community, optarg);
 329                         break;
 330                 case 'V':                                                                       /* version */
 331                         print_revision (progname, revision);
 332                         exit (STATE_OK);
 333                 case 'h':                                                                       /* help */
 334                         print_help ();
 335                         exit (STATE_OK);
 336                 case '?':                                                                       /* help */
 337                         usage (_("Invalid argument\n"));
 338                 }
 339         }
 340
 341         c = optind;
 342         if (address == NULL) {
 343                 if (is_host (argv[c])) {
 344                         address = argv[c++];
 345                 }
 346                 else {
 347                         usage2 (_("Invalid host name"), argv[c]);
 348                 }
 349         }
 350
 351         if (community == NULL) {
 352                 if (argv[c] != NULL )
 353                         community = argv[c];
 354                 else
 355                         community = strdup (DEFAULT_COMMUNITY);
 356         }
 357
 358         return validate_arguments ();
 359 }
 360
 361
 362
 363
 364
 365 int
 366 validate_arguments (void)
 367 {
 368         return OK;
 369 }
 370
 371
 372
 373
 374
 375 \f
 376 void
 377 print_help (void)
 378 {
 379         print_revision (progname, revision);
 380
 381         printf ("Copyright (c) 1999 Ethan Galstad <nagios@nagios.org>\n");
 382         printf (COPYRIGHT, copyright, email);
 383
 384         printf (_("\
 385 This plugin tests the STATUS of an HP printer with a JetDirect card.\n\
 386 Net-snmp must be installed on the computer running the plugin.\n\n"));
 387
 388         print_usage ();
 389
 390         printf (_(UT_HELP_VRSN));
 391
 392         printf (_("\
 393  -C, --community=STRING\n\
 394     The SNMP community name (default=%s)\n"), DEFAULT_COMMUNITY);
 395
 396         printf (_(UT_SUPPORT));
 397 }
 398
 399
 400
 401
 402 void
 403 print_usage (void)
 404 {
 405         printf (_("\
 406 Usage: %s -H host [-C community]\n"), progname);
 407         printf (_(UT_HLP_VRS), progname, progname);
 408 }