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