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Commit | Line | Data |
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c8f9565c | 1 | /* |
c9d3f842 | 2 | * "$Id$" |
c8f9565c | 3 | * |
4 | * IPP backend for the Common UNIX Printing System (CUPS). | |
5 | * | |
0e66904d | 6 | * Copyright 1997-2006 by Easy Software Products, all rights reserved. |
c8f9565c | 7 | * |
8 | * These coded instructions, statements, and computer programs are the | |
9 | * property of Easy Software Products and are protected by Federal | |
10 | * copyright law. Distribution and use rights are outlined in the file | |
11 | * "LICENSE" which should have been included with this file. If this | |
12 | * file is missing or damaged please contact Easy Software Products | |
13 | * at: | |
14 | * | |
15 | * Attn: CUPS Licensing Information | |
16 | * Easy Software Products | |
8784b6a6 | 17 | * 44141 Airport View Drive, Suite 204 |
c9d3f842 | 18 | * Hollywood, Maryland 20636 USA |
c8f9565c | 19 | * |
9639c4de | 20 | * Voice: (301) 373-9600 |
c8f9565c | 21 | * EMail: cups-info@cups.org |
22 | * WWW: http://www.cups.org | |
23 | * | |
dab1a4d8 | 24 | * This file is subject to the Apple OS-Developed Software exception. |
25 | * | |
c8f9565c | 26 | * Contents: |
27 | * | |
d1c2727f | 28 | * main() - Send a file to the printer or server. |
1230a8a0 | 29 | * cancel_job() - Cancel a print job. |
6bb5a528 | 30 | * check_printer_state() - Check the printer state... |
1230a8a0 | 31 | * compress_files() - Compress print files... |
d1c2727f | 32 | * password_cb() - Disable the password prompt for |
33 | * cupsDoFileRequest(). | |
34 | * report_printer_state() - Report the printer state. | |
8f4595eb | 35 | * run_pictwps_filter() - Convert PICT files to PostScript when printing |
36 | * remotely. | |
37 | * sigterm_handler() - Handle 'terminate' signals that stop the backend. | |
c8f9565c | 38 | */ |
39 | ||
40 | /* | |
41 | * Include necessary headers. | |
42 | */ | |
43 | ||
1a59b1c1 | 44 | #include <cups/http-private.h> |
c8f9565c | 45 | #include <stdio.h> |
46 | #include <stdlib.h> | |
47 | #include <errno.h> | |
48 | #include <sys/types.h> | |
49 | #include <sys/stat.h> | |
6248387b | 50 | #include <cups/backend.h> |
c8f9565c | 51 | #include <cups/cups.h> |
52 | #include <cups/language.h> | |
53 | #include <cups/string.h> | |
4ff40357 | 54 | #include <signal.h> |
1c85e5c0 | 55 | #include <sys/wait.h> |
c8f9565c | 56 | |
57 | ||
8f4595eb | 58 | /* |
59 | * Globals... | |
60 | */ | |
61 | ||
6bb5a528 | 62 | static char *password = NULL; /* Password for device URI */ |
b8f3410f | 63 | #ifdef __APPLE__ |
64 | static char pstmpname[1024] = ""; /* Temporary PostScript file name */ | |
65 | #endif /* __APPLE__ */ | |
6bb5a528 | 66 | static char tmpfilename[1024] = ""; /* Temporary spool file name */ |
072c4872 | 67 | static int job_cancelled = 0; /* Job cancelled? */ |
8f4595eb | 68 | |
69 | ||
b5cb0608 | 70 | /* |
71 | * Local functions... | |
72 | */ | |
73 | ||
072c4872 | 74 | static void cancel_job(http_t *http, const char *uri, int id, |
75 | const char *resource, const char *user, int version); | |
76 | static void check_printer_state(http_t *http, const char *uri, | |
6bb5a528 | 77 | const char *resource, const char *user, |
78 | int version); | |
1230a8a0 | 79 | #ifdef HAVE_LIBZ |
80 | static void compress_files(int num_files, char **files); | |
81 | #endif /* HAVE_LIBZ */ | |
072c4872 | 82 | static const char *password_cb(const char *); |
83 | static int report_printer_state(ipp_t *ipp); | |
b5cb0608 | 84 | |
a684a3b0 | 85 | #ifdef __APPLE__ |
072c4872 | 86 | static int run_pictwps_filter(char **argv, const char *filename); |
a684a3b0 | 87 | #endif /* __APPLE__ */ |
8f4595eb | 88 | static void sigterm_handler(int sig); |
a684a3b0 | 89 | |
b5cb0608 | 90 | |
c8f9565c | 91 | /* |
92 | * 'main()' - Send a file to the printer or server. | |
93 | * | |
94 | * Usage: | |
95 | * | |
96 | * printer-uri job-id user title copies options [file] | |
97 | */ | |
98 | ||
74ef1ffb | 99 | int /* O - Exit status */ |
072c4872 | 100 | main(int argc, /* I - Number of command-line args */ |
74ef1ffb | 101 | char *argv[]) /* I - Command-line arguments */ |
c8f9565c | 102 | { |
74ef1ffb | 103 | int i; /* Looping var */ |
104 | int num_options; /* Number of printer options */ | |
105 | cups_option_t *options; /* Printer options */ | |
106 | char method[255], /* Method in URI */ | |
107 | hostname[1024], /* Hostname */ | |
108 | username[255], /* Username info */ | |
109 | resource[1024], /* Resource info (printer name) */ | |
110 | *optptr, /* Pointer to URI options */ | |
111 | name[255], /* Name of option */ | |
112 | value[255], /* Value of option */ | |
113 | *ptr; /* Pointer into name or value */ | |
072c4872 | 114 | int num_files; /* Number of files to print */ |
115 | char **files, /* Files to print */ | |
116 | *filename; /* Pointer to single filename */ | |
74ef1ffb | 117 | int port; /* Port number (not used) */ |
118 | char uri[HTTP_MAX_URI]; /* Updated URI without user/pass */ | |
119 | ipp_status_t ipp_status; /* Status of IPP request */ | |
120 | http_t *http; /* HTTP connection */ | |
121 | ipp_t *request, /* IPP request */ | |
122 | *response, /* IPP response */ | |
123 | *supported; /* get-printer-attributes response */ | |
1230a8a0 | 124 | int compression, /* Do compression of the job data? */ |
125 | waitjob, /* Wait for job complete? */ | |
74ef1ffb | 126 | waitprinter; /* Wait for printer ready? */ |
127 | ipp_attribute_t *job_id_attr; /* job-id attribute */ | |
128 | int job_id; /* job-id value */ | |
072c4872 | 129 | ipp_attribute_t *job_sheets; /* job-media-sheets-completed */ |
130 | ipp_attribute_t *job_state; /* job-state */ | |
131 | ipp_attribute_t *copies_sup; /* copies-supported */ | |
132 | ipp_attribute_t *format_sup; /* document-format-supported */ | |
74ef1ffb | 133 | ipp_attribute_t *printer_state; /* printer-state attribute */ |
072c4872 | 134 | ipp_attribute_t *printer_accepting; /* printer-is-accepting-jobs */ |
74ef1ffb | 135 | int copies; /* Number of copies remaining */ |
136 | const char *content_type; /* CONTENT_TYPE environment variable */ | |
4ff40357 | 137 | #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET) |
74ef1ffb | 138 | struct sigaction action; /* Actions for POSIX signals */ |
4ff40357 | 139 | #endif /* HAVE_SIGACTION && !HAVE_SIGSET */ |
74ef1ffb | 140 | int version; /* IPP version */ |
8f4595eb | 141 | static const char * const pattrs[] = |
74ef1ffb | 142 | { /* Printer attributes we want */ |
8f4595eb | 143 | "copies-supported", |
8f4595eb | 144 | "document-format-supported", |
145 | "printer-is-accepting-jobs", | |
146 | "printer-state", | |
147 | "printer-state-reasons", | |
148 | }; | |
149 | static const char * const jattrs[] = | |
74ef1ffb | 150 | { /* Job attributes we want */ |
8f4595eb | 151 | "job-media-sheets-completed", |
152 | "job-state" | |
153 | }; | |
c8f9565c | 154 | |
4b23f3b3 | 155 | |
156 | /* | |
157 | * Make sure status messages are not buffered... | |
158 | */ | |
159 | ||
2922de55 | 160 | setbuf(stderr, NULL); |
c8f9565c | 161 | |
98904cd6 | 162 | /* |
8f4595eb | 163 | * Ignore SIGPIPE and catch SIGTERM signals... |
98904cd6 | 164 | */ |
165 | ||
166 | #ifdef HAVE_SIGSET | |
167 | sigset(SIGPIPE, SIG_IGN); | |
8f4595eb | 168 | sigset(SIGTERM, sigterm_handler); |
98904cd6 | 169 | #elif defined(HAVE_SIGACTION) |
170 | memset(&action, 0, sizeof(action)); | |
171 | action.sa_handler = SIG_IGN; | |
172 | sigaction(SIGPIPE, &action, NULL); | |
8f4595eb | 173 | |
174 | sigemptyset(&action.sa_mask); | |
175 | sigaddset(&action.sa_mask, SIGTERM); | |
176 | action.sa_handler = sigterm_handler; | |
177 | sigaction(SIGTERM, &action, NULL); | |
98904cd6 | 178 | #else |
179 | signal(SIGPIPE, SIG_IGN); | |
8f4595eb | 180 | signal(SIGTERM, sigterm_handler); |
98904cd6 | 181 | #endif /* HAVE_SIGSET */ |
182 | ||
4b23f3b3 | 183 | /* |
184 | * Check command-line... | |
185 | */ | |
186 | ||
68edc300 | 187 | if (argc == 1) |
188 | { | |
183914a3 | 189 | char *s; |
190 | ||
d4c438d4 | 191 | if ((s = strrchr(argv[0], '/')) != NULL) |
192 | s ++; | |
193 | else | |
194 | s = argv[0]; | |
195 | ||
072c4872 | 196 | printf("network %s \"Unknown\" \"Internet Printing Protocol (%s)\"\n", |
197 | s, s); | |
6248387b | 198 | return (CUPS_BACKEND_OK); |
68edc300 | 199 | } |
072c4872 | 200 | else if (argc < 6) |
c8f9565c | 201 | { |
072c4872 | 202 | fprintf(stderr, |
203 | "Usage: %s job-id user title copies options [file ... fileN]\n", | |
c8f9565c | 204 | argv[0]); |
6248387b | 205 | return (CUPS_BACKEND_STOP); |
c8f9565c | 206 | } |
207 | ||
a684a3b0 | 208 | /* |
072c4872 | 209 | * Get the (final) content type... |
a684a3b0 | 210 | */ |
211 | ||
072c4872 | 212 | if ((content_type = getenv("FINAL_CONTENT_TYPE")) == NULL) |
65a691a9 | 213 | if ((content_type = getenv("CONTENT_TYPE")) == NULL) |
214 | content_type = "application/octet-stream"; | |
a684a3b0 | 215 | |
12d8a513 | 216 | if (!strncmp(content_type, "printer/", 8)) |
217 | content_type = "application/vnd.cups-raw"; | |
218 | ||
7abb7137 | 219 | /* |
220 | * Extract the hostname and printer name from the URI... | |
221 | */ | |
222 | ||
00a1fad8 | 223 | if (httpSeparateURI(HTTP_URI_CODING_ALL, cupsBackendDeviceURI(argv), |
224 | method, sizeof(method), username, sizeof(username), | |
225 | hostname, sizeof(hostname), &port, | |
226 | resource, sizeof(resource)) < HTTP_URI_OK) | |
7abb7137 | 227 | { |
00a1fad8 | 228 | fputs("ERROR: Missing device URI on command-line and no DEVICE_URI " |
229 | "environment variable!\n", stderr); | |
6248387b | 230 | return (CUPS_BACKEND_STOP); |
7abb7137 | 231 | } |
232 | ||
233 | if (!strcmp(method, "https")) | |
234 | cupsSetEncryption(HTTP_ENCRYPT_ALWAYS); | |
692bbbae | 235 | else |
236 | cupsSetEncryption(HTTP_ENCRYPT_IF_REQUESTED); | |
7abb7137 | 237 | |
897922a9 | 238 | /* |
239 | * See if there are any options... | |
240 | */ | |
241 | ||
1230a8a0 | 242 | compression = 0; |
a708af2a | 243 | version = 1; |
897922a9 | 244 | waitjob = 1; |
245 | waitprinter = 1; | |
246 | ||
247 | if ((optptr = strchr(resource, '?')) != NULL) | |
248 | { | |
249 | /* | |
250 | * Yup, terminate the device name string and move to the first | |
251 | * character of the optptr... | |
252 | */ | |
253 | ||
254 | *optptr++ = '\0'; | |
255 | ||
256 | /* | |
257 | * Then parse the optptr... | |
258 | */ | |
259 | ||
260 | while (*optptr) | |
261 | { | |
262 | /* | |
263 | * Get the name... | |
264 | */ | |
265 | ||
266 | for (ptr = name; *optptr && *optptr != '=';) | |
267 | if (ptr < (name + sizeof(name) - 1)) | |
268 | *ptr++ = *optptr++; | |
269 | *ptr = '\0'; | |
270 | ||
271 | if (*optptr == '=') | |
272 | { | |
273 | /* | |
274 | * Get the value... | |
275 | */ | |
276 | ||
277 | optptr ++; | |
278 | ||
74ef1ffb | 279 | for (ptr = value; *optptr && *optptr != '+' && *optptr != '&';) |
897922a9 | 280 | if (ptr < (value + sizeof(value) - 1)) |
281 | *ptr++ = *optptr++; | |
282 | *ptr = '\0'; | |
283 | ||
6e9b3e9f | 284 | if (*optptr == '+' || *optptr == '&') |
897922a9 | 285 | optptr ++; |
286 | } | |
287 | else | |
288 | value[0] = '\0'; | |
289 | ||
290 | /* | |
291 | * Process the option... | |
292 | */ | |
293 | ||
294 | if (!strcasecmp(name, "waitjob")) | |
295 | { | |
296 | /* | |
297 | * Wait for job completion? | |
298 | */ | |
299 | ||
300 | waitjob = !strcasecmp(value, "on") || | |
301 | !strcasecmp(value, "yes") || | |
302 | !strcasecmp(value, "true"); | |
303 | } | |
304 | else if (!strcasecmp(name, "waitprinter")) | |
305 | { | |
306 | /* | |
307 | * Wait for printer idle? | |
308 | */ | |
309 | ||
310 | waitprinter = !strcasecmp(value, "on") || | |
311 | !strcasecmp(value, "yes") || | |
312 | !strcasecmp(value, "true"); | |
313 | } | |
314 | else if (!strcasecmp(name, "encryption")) | |
315 | { | |
316 | /* | |
317 | * Enable/disable encryption? | |
318 | */ | |
319 | ||
320 | if (!strcasecmp(value, "always")) | |
321 | cupsSetEncryption(HTTP_ENCRYPT_ALWAYS); | |
322 | else if (!strcasecmp(value, "required")) | |
323 | cupsSetEncryption(HTTP_ENCRYPT_REQUIRED); | |
324 | else if (!strcasecmp(value, "never")) | |
325 | cupsSetEncryption(HTTP_ENCRYPT_NEVER); | |
326 | else if (!strcasecmp(value, "ifrequested")) | |
327 | cupsSetEncryption(HTTP_ENCRYPT_IF_REQUESTED); | |
328 | else | |
329 | { | |
330 | fprintf(stderr, "ERROR: Unknown encryption option value \"%s\"!\n", | |
331 | value); | |
332 | } | |
333 | } | |
a708af2a | 334 | else if (!strcasecmp(name, "version")) |
335 | { | |
336 | if (!strcmp(value, "1.0")) | |
337 | version = 0; | |
338 | else if (!strcmp(value, "1.1")) | |
339 | version = 1; | |
340 | else | |
341 | { | |
342 | fprintf(stderr, "ERROR: Unknown version option value \"%s\"!\n", | |
343 | value); | |
344 | } | |
345 | } | |
1230a8a0 | 346 | #ifdef HAVE_LIBZ |
347 | else if (!strcasecmp(name, "compression")) | |
348 | { | |
349 | compression = !strcasecmp(value, "true") || | |
350 | !strcasecmp(value, "yes") || | |
351 | !strcasecmp(value, "on") || | |
352 | !strcasecmp(value, "gzip"); | |
353 | } | |
354 | #endif /* HAVE_LIBZ */ | |
897922a9 | 355 | else |
356 | { | |
357 | /* | |
358 | * Unknown option... | |
359 | */ | |
360 | ||
361 | fprintf(stderr, "ERROR: Unknown option \"%s\" with value \"%s\"!\n", | |
362 | name, value); | |
363 | } | |
364 | } | |
365 | } | |
366 | ||
1230a8a0 | 367 | /* |
368 | * If we have 7 arguments, print the file named on the command-line. | |
369 | * Otherwise, copy stdin to a temporary file and print the temporary | |
370 | * file. | |
371 | */ | |
372 | ||
373 | if (argc == 6) | |
374 | { | |
375 | /* | |
376 | * Copy stdin to a temporary file... | |
377 | */ | |
378 | ||
379 | int fd; /* File descriptor */ | |
380 | cups_file_t *fp; /* Temporary file */ | |
381 | char buffer[8192]; /* Buffer for copying */ | |
382 | int bytes; /* Number of bytes read */ | |
383 | ||
384 | ||
385 | if ((fd = cupsTempFd(tmpfilename, sizeof(tmpfilename))) < 0) | |
386 | { | |
387 | perror("ERROR: unable to create temporary file"); | |
388 | return (CUPS_BACKEND_FAILED); | |
389 | } | |
390 | ||
391 | if ((fp = cupsFileOpenFd(fd, compression ? "w9" : "w")) == NULL) | |
392 | { | |
393 | perror("ERROR: unable to open temporary file"); | |
394 | close(fd); | |
395 | unlink(tmpfilename); | |
396 | return (CUPS_BACKEND_FAILED); | |
397 | } | |
398 | ||
399 | while ((bytes = fread(buffer, 1, sizeof(buffer), stdin)) > 0) | |
400 | if (cupsFileWrite(fp, buffer, bytes) < bytes) | |
401 | { | |
402 | perror("ERROR: unable to write to temporary file"); | |
403 | cupsFileClose(fp); | |
404 | unlink(tmpfilename); | |
405 | return (CUPS_BACKEND_FAILED); | |
406 | } | |
407 | ||
408 | cupsFileClose(fp); | |
409 | ||
410 | /* | |
411 | * Point to the single file from stdin... | |
412 | */ | |
413 | ||
414 | filename = tmpfilename; | |
415 | files = &filename; | |
416 | num_files = 1; | |
417 | } | |
418 | else | |
419 | { | |
420 | /* | |
421 | * Point to the files on the command-line... | |
422 | */ | |
423 | ||
424 | num_files = argc - 6; | |
425 | files = argv + 6; | |
426 | ||
427 | #ifdef HAVE_LIBZ | |
428 | if (compression) | |
429 | compress_files(num_files, files); | |
430 | #endif /* HAVE_LIBZ */ | |
431 | } | |
432 | ||
433 | fprintf(stderr, "DEBUG: %d files to send in job...\n", num_files); | |
434 | ||
c8f9565c | 435 | /* |
b5cb0608 | 436 | * Set the authentication info, if any... |
c8f9565c | 437 | */ |
438 | ||
b5cb0608 | 439 | cupsSetPasswordCB(password_cb); |
440 | ||
441 | if (username[0]) | |
442 | { | |
48e211f3 | 443 | /* |
444 | * Use authenticaion information in the device URI... | |
445 | */ | |
446 | ||
b5cb0608 | 447 | if ((password = strchr(username, ':')) != NULL) |
448 | *password++ = '\0'; | |
449 | ||
450 | cupsSetUser(username); | |
451 | } | |
48e211f3 | 452 | else if (!getuid()) |
453 | { | |
454 | /* | |
455 | * Try loading authentication information from the a##### file. | |
456 | */ | |
457 | ||
458 | const char *request_root; /* CUPS_REQUESTROOT env var */ | |
459 | char afilename[1024], /* a##### filename */ | |
460 | aline[1024]; /* Line from file */ | |
461 | FILE *fp; /* File pointer */ | |
462 | ||
463 | ||
464 | if ((request_root = getenv("CUPS_REQUESTROOT")) != NULL) | |
465 | { | |
466 | /* | |
467 | * Try opening authentication cache file... | |
468 | */ | |
469 | ||
470 | snprintf(afilename, sizeof(afilename), "%s/a%05d", request_root, | |
471 | atoi(argv[1])); | |
472 | if ((fp = fopen(afilename, "r")) != NULL) | |
473 | { | |
474 | /* | |
475 | * Read username... | |
476 | */ | |
477 | ||
478 | if (fgets(aline, sizeof(aline), fp)) | |
479 | { | |
480 | /* | |
481 | * Decode username... | |
482 | */ | |
483 | ||
484 | i = sizeof(username); | |
485 | httpDecode64_2(username, &i, aline); | |
486 | ||
487 | /* | |
488 | * Read password... | |
489 | */ | |
490 | ||
491 | if (fgets(aline, sizeof(aline), fp)) | |
492 | { | |
493 | /* | |
494 | * Decode password... | |
495 | */ | |
496 | ||
497 | i = sizeof(password); | |
498 | httpDecode64_2(password, &i, aline); | |
499 | } | |
500 | } | |
501 | ||
502 | /* | |
503 | * Close the file... | |
504 | */ | |
505 | ||
506 | fclose(fp); | |
507 | } | |
508 | } | |
509 | } | |
c8f9565c | 510 | |
511 | /* | |
512 | * Try connecting to the remote server... | |
513 | */ | |
514 | ||
22a980cc | 515 | fputs("STATE: +connecting-to-device\n", stderr); |
516 | ||
97fcaf92 | 517 | do |
c8f9565c | 518 | { |
a4e23897 | 519 | fprintf(stderr, "INFO: Connecting to %s on port %d...\n", hostname, port); |
c8f9565c | 520 | |
7914a6a1 | 521 | if ((http = httpConnectEncrypt(hostname, port, cupsEncryption())) == NULL) |
d21a7597 | 522 | { |
997cf8b0 | 523 | if (getenv("CLASS") != NULL) |
524 | { | |
525 | /* | |
526 | * If the CLASS environment variable is set, the job was submitted | |
527 | * to a class and not to a specific queue. In this case, we want | |
528 | * to abort immediately so that the job can be requeued on the next | |
529 | * available printer in the class. | |
530 | */ | |
531 | ||
072c4872 | 532 | fprintf(stderr, |
533 | "INFO: Unable to connect to %s, queuing on next printer in " | |
534 | "class...\n", | |
997cf8b0 | 535 | hostname); |
536 | ||
a684a3b0 | 537 | if (argc == 6 || strcmp(filename, argv[6])) |
997cf8b0 | 538 | unlink(filename); |
539 | ||
540 | /* | |
541 | * Sleep 5 seconds to keep the job from requeuing too rapidly... | |
542 | */ | |
543 | ||
544 | sleep(5); | |
545 | ||
6248387b | 546 | return (CUPS_BACKEND_FAILED); |
997cf8b0 | 547 | } |
548 | ||
4c2096b8 | 549 | if (errno == ECONNREFUSED || errno == EHOSTDOWN || |
550 | errno == EHOSTUNREACH) | |
97fcaf92 | 551 | { |
072c4872 | 552 | fprintf(stderr, |
553 | "INFO: Network host \'%s\' is busy; will retry in 30 " | |
554 | "seconds...\n", | |
97fcaf92 | 555 | hostname); |
556 | sleep(30); | |
557 | } | |
7e3ba0af | 558 | else if (h_errno) |
559 | { | |
560 | fprintf(stderr, "INFO: Unable to lookup host \'%s\' - %s\n", | |
561 | hostname, hstrerror(h_errno)); | |
562 | sleep(30); | |
563 | } | |
97fcaf92 | 564 | else |
565 | { | |
566 | perror("ERROR: Unable to connect to IPP host"); | |
2cc18dd2 | 567 | sleep(30); |
97fcaf92 | 568 | } |
d21a7597 | 569 | } |
c8f9565c | 570 | } |
97fcaf92 | 571 | while (http == NULL); |
c8f9565c | 572 | |
22a980cc | 573 | fputs("STATE: -connecting-to-device\n", stderr); |
a4e23897 | 574 | fprintf(stderr, "INFO: Connected to %s...\n", hostname); |
575 | ||
c8f9565c | 576 | /* |
577 | * Build a URI for the printer and fill the standard IPP attributes for | |
8ce7c000 | 578 | * an IPP_PRINT_FILE request. We can't use the URI in argv[0] because it |
579 | * might contain username:password information... | |
c8f9565c | 580 | */ |
581 | ||
3f9cb6c6 | 582 | snprintf(uri, sizeof(uri), "%s://%s:%d%s", method, hostname, port, resource); |
c8f9565c | 583 | |
584 | /* | |
97fcaf92 | 585 | * First validate the destination and see if the device supports multiple |
586 | * copies. We have to do this because some IPP servers (e.g. HP JetDirect) | |
587 | * don't support the copies attribute... | |
c8f9565c | 588 | */ |
589 | ||
e12df069 | 590 | copies_sup = NULL; |
591 | format_sup = NULL; | |
592 | supported = NULL; | |
c8f9565c | 593 | |
97fcaf92 | 594 | do |
c8f9565c | 595 | { |
596 | /* | |
97fcaf92 | 597 | * Build the IPP request... |
c8f9565c | 598 | */ |
599 | ||
e12df069 | 600 | request = ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES); |
601 | request->request.op.version[1] = version; | |
c8f9565c | 602 | |
97fcaf92 | 603 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", |
604 | NULL, uri); | |
c8f9565c | 605 | |
8f4595eb | 606 | ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, |
607 | "requested-attributes", sizeof(pattrs) / sizeof(pattrs[0]), | |
608 | NULL, pattrs); | |
609 | ||
97fcaf92 | 610 | /* |
611 | * Do the request... | |
612 | */ | |
c8f9565c | 613 | |
a4e23897 | 614 | fputs("DEBUG: Getting supported attributes...\n", stderr); |
615 | ||
b5cb0608 | 616 | if ((supported = cupsDoRequest(http, request, resource)) == NULL) |
617 | ipp_status = cupsLastError(); | |
618 | else | |
0a3ac972 | 619 | ipp_status = supported->request.status.status_code; |
b5cb0608 | 620 | |
621 | if (ipp_status > IPP_OK_CONFLICT) | |
c8f9565c | 622 | { |
b5cb0608 | 623 | if (ipp_status == IPP_PRINTER_BUSY || |
624 | ipp_status == IPP_SERVICE_UNAVAILABLE) | |
c8f9565c | 625 | { |
b5cb0608 | 626 | fputs("INFO: Printer busy; will retry in 10 seconds...\n", stderr); |
d1c2727f | 627 | report_printer_state(supported); |
97fcaf92 | 628 | sleep(10); |
97fcaf92 | 629 | } |
b5cb0608 | 630 | else if ((ipp_status == IPP_BAD_REQUEST || |
631 | ipp_status == IPP_VERSION_NOT_SUPPORTED) && version == 1) | |
c8f9565c | 632 | { |
b5cb0608 | 633 | /* |
634 | * Switch to IPP/1.0... | |
635 | */ | |
97fcaf92 | 636 | |
072c4872 | 637 | fputs("INFO: Printer does not support IPP/1.1, trying IPP/1.0...\n", |
638 | stderr); | |
b5cb0608 | 639 | version = 0; |
a4e23897 | 640 | httpReconnect(http); |
c8f9565c | 641 | } |
67474245 | 642 | else if (ipp_status == IPP_NOT_FOUND) |
643 | { | |
644 | fputs("ERROR: Destination printer does not exist!\n", stderr); | |
645 | ||
646 | if (supported) | |
647 | ippDelete(supported); | |
648 | ||
6248387b | 649 | return (CUPS_BACKEND_STOP); |
67474245 | 650 | } |
97fcaf92 | 651 | else |
67474245 | 652 | { |
d1c2727f | 653 | fprintf(stderr, "ERROR: Unable to get printer status (%s)!\n", |
b5cb0608 | 654 | ippErrorString(ipp_status)); |
67474245 | 655 | sleep(10); |
656 | } | |
d1c2727f | 657 | |
658 | if (supported) | |
659 | ippDelete(supported); | |
660 | ||
661 | continue; | |
97fcaf92 | 662 | } |
b5cb0608 | 663 | else if ((copies_sup = ippFindAttribute(supported, "copies-supported", |
664 | IPP_TAG_RANGE)) != NULL) | |
97fcaf92 | 665 | { |
b5cb0608 | 666 | /* |
667 | * Has the "copies-supported" attribute - does it have an upper | |
668 | * bound > 1? | |
669 | */ | |
97fcaf92 | 670 | |
b5cb0608 | 671 | if (copies_sup->values[0].range.upper <= 1) |
672 | copies_sup = NULL; /* No */ | |
673 | } | |
97fcaf92 | 674 | |
e12df069 | 675 | format_sup = ippFindAttribute(supported, "document-format-supported", |
676 | IPP_TAG_MIMETYPE); | |
b5cb0608 | 677 | |
678 | if (format_sup) | |
679 | { | |
680 | fprintf(stderr, "DEBUG: document-format-supported (%d values)\n", | |
681 | format_sup->num_values); | |
682 | for (i = 0; i < format_sup->num_values; i ++) | |
683 | fprintf(stderr, "DEBUG: [%d] = \"%s\"\n", i, | |
684 | format_sup->values[i].string.text); | |
c8f9565c | 685 | } |
d1c2727f | 686 | |
687 | report_printer_state(supported); | |
c8f9565c | 688 | } |
97fcaf92 | 689 | while (ipp_status > IPP_OK_CONFLICT); |
c8f9565c | 690 | |
997cf8b0 | 691 | /* |
692 | * See if the printer is accepting jobs and is not stopped; if either | |
693 | * condition is true and we are printing to a class, requeue the job... | |
694 | */ | |
695 | ||
696 | if (getenv("CLASS") != NULL) | |
697 | { | |
698 | printer_state = ippFindAttribute(supported, "printer-state", | |
699 | IPP_TAG_ENUM); | |
700 | printer_accepting = ippFindAttribute(supported, "printer-is-accepting-jobs", | |
701 | IPP_TAG_BOOLEAN); | |
702 | ||
703 | if (printer_state == NULL || | |
072c4872 | 704 | (printer_state->values[0].integer > IPP_PRINTER_PROCESSING && |
705 | waitprinter) || | |
997cf8b0 | 706 | printer_accepting == NULL || |
707 | !printer_accepting->values[0].boolean) | |
708 | { | |
709 | /* | |
710 | * If the CLASS environment variable is set, the job was submitted | |
711 | * to a class and not to a specific queue. In this case, we want | |
712 | * to abort immediately so that the job can be requeued on the next | |
713 | * available printer in the class. | |
714 | */ | |
715 | ||
072c4872 | 716 | fprintf(stderr, |
717 | "INFO: Unable to queue job on %s, queuing on next printer in " | |
718 | "class...\n", | |
997cf8b0 | 719 | hostname); |
720 | ||
721 | ippDelete(supported); | |
722 | httpClose(http); | |
723 | ||
a684a3b0 | 724 | if (argc == 6 || strcmp(filename, argv[6])) |
997cf8b0 | 725 | unlink(filename); |
726 | ||
727 | /* | |
728 | * Sleep 5 seconds to keep the job from requeuing too rapidly... | |
729 | */ | |
730 | ||
731 | sleep(5); | |
732 | ||
6248387b | 733 | return (CUPS_BACKEND_FAILED); |
997cf8b0 | 734 | } |
735 | } | |
736 | ||
c8f9565c | 737 | /* |
97fcaf92 | 738 | * See if the printer supports multiple copies... |
c8f9565c | 739 | */ |
740 | ||
d1c2727f | 741 | if (copies_sup || argc < 7) |
97fcaf92 | 742 | copies = 1; |
0c5b0932 | 743 | else |
97fcaf92 | 744 | copies = atoi(argv[4]); |
0c5b0932 | 745 | |
c8f9565c | 746 | /* |
97fcaf92 | 747 | * Then issue the print-job request... |
c8f9565c | 748 | */ |
749 | ||
072c4872 | 750 | job_id = 0; |
d1c2727f | 751 | |
97fcaf92 | 752 | while (copies > 0) |
c8f9565c | 753 | { |
754 | /* | |
97fcaf92 | 755 | * Build the IPP request... |
c8f9565c | 756 | */ |
757 | ||
072c4872 | 758 | if (job_cancelled) |
759 | break; | |
760 | ||
761 | if (num_files > 1) | |
762 | request = ippNewRequest(IPP_CREATE_JOB); | |
763 | else | |
764 | request = ippNewRequest(IPP_PRINT_JOB); | |
765 | ||
e12df069 | 766 | request->request.op.version[1] = version; |
c8f9565c | 767 | |
97fcaf92 | 768 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", |
769 | NULL, uri); | |
c8f9565c | 770 | |
97fcaf92 | 771 | fprintf(stderr, "DEBUG: printer-uri = \"%s\"\n", uri); |
772 | ||
753453e4 | 773 | if (argv[2][0]) |
897922a9 | 774 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, |
775 | "requesting-user-name", NULL, argv[2]); | |
97fcaf92 | 776 | |
777 | fprintf(stderr, "DEBUG: requesting-user-name = \"%s\"\n", argv[2]); | |
778 | ||
753453e4 | 779 | if (argv[3][0]) |
780 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "job-name", NULL, | |
781 | argv[3]); | |
c8f9565c | 782 | |
97fcaf92 | 783 | fprintf(stderr, "DEBUG: job-name = \"%s\"\n", argv[3]); |
8ce7c000 | 784 | |
1230a8a0 | 785 | #ifdef HAVE_LIBZ |
786 | if (compression) | |
787 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, | |
788 | "compression", NULL, "gzip"); | |
789 | #endif /* HAVE_LIBZ */ | |
790 | ||
c8f9565c | 791 | /* |
97fcaf92 | 792 | * Handle options on the command-line... |
c8f9565c | 793 | */ |
794 | ||
97fcaf92 | 795 | options = NULL; |
796 | num_options = cupsParseOptions(argv[5], 0, &options); | |
797 | ||
e7186d00 | 798 | #ifdef __APPLE__ |
072c4872 | 799 | if (content_type != NULL && |
800 | !strcasecmp(content_type, "application/pictwps") && num_files == 1) | |
e7186d00 | 801 | { |
802 | if (format_sup != NULL) | |
803 | { | |
804 | for (i = 0; i < format_sup->num_values; i ++) | |
072c4872 | 805 | if (!strcasecmp(content_type, format_sup->values[i].string.text)) |
e7186d00 | 806 | break; |
807 | } | |
808 | ||
809 | if (format_sup == NULL || i >= format_sup->num_values) | |
810 | { | |
811 | /* | |
812 | * Remote doesn't support "application/pictwps" (i.e. it's not MacOS X) | |
813 | * so convert the document to PostScript... | |
814 | */ | |
815 | ||
b8f3410f | 816 | if (run_pictwps_filter(argv, filename)) |
6248387b | 817 | return (CUPS_BACKEND_FAILED); |
e7186d00 | 818 | |
b8f3410f | 819 | filename = pstmpname; |
820 | ||
e7186d00 | 821 | /* |
8e1e3983 | 822 | * Change the MIME type to application/postscript and change the |
823 | * number of copies to 1... | |
e7186d00 | 824 | */ |
825 | ||
826 | content_type = "application/postscript"; | |
8e1e3983 | 827 | copies = 1; |
e7186d00 | 828 | } |
829 | } | |
830 | #endif /* __APPLE__ */ | |
831 | ||
753453e4 | 832 | if (content_type != NULL && format_sup != NULL) |
36aa99bb | 833 | { |
834 | for (i = 0; i < format_sup->num_values; i ++) | |
072c4872 | 835 | if (!strcasecmp(content_type, format_sup->values[i].string.text)) |
36aa99bb | 836 | break; |
837 | ||
838 | if (i < format_sup->num_values) | |
839 | num_options = cupsAddOption("document-format", content_type, | |
840 | num_options, &options); | |
841 | } | |
97fcaf92 | 842 | |
753453e4 | 843 | if (copies_sup) |
844 | { | |
845 | /* | |
846 | * Only send options if the destination printer supports the copies | |
847 | * attribute. This is a hack for the HP JetDirect implementation of | |
848 | * IPP, which does not accept extension attributes and incorrectly | |
849 | * reports a client-error-bad-request error instead of the | |
850 | * successful-ok-unsupported-attributes status. In short, at least | |
851 | * some HP implementations of IPP are non-compliant. | |
852 | */ | |
853 | ||
854 | cupsEncodeOptions(request, num_options, options); | |
855 | ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_INTEGER, "copies", | |
856 | atoi(argv[4])); | |
857 | } | |
858 | ||
183914a3 | 859 | cupsFreeOptions(num_options, options); |
c8f9565c | 860 | |
a4e23897 | 861 | /* |
862 | * If copies aren't supported, then we are likely dealing with an HP | |
863 | * JetDirect. The HP IPP implementation seems to close the connection | |
864 | * after every request (that is, it does *not* implement HTTP Keep- | |
865 | * Alive, which is REQUIRED by HTTP/1.1... | |
866 | */ | |
867 | ||
868 | if (!copies_sup) | |
869 | httpReconnect(http); | |
870 | ||
cb555bcf | 871 | /* |
b5cb0608 | 872 | * Do the request... |
cb555bcf | 873 | */ |
874 | ||
072c4872 | 875 | if (num_files > 1) |
876 | response = cupsDoRequest(http, request, resource); | |
b5cb0608 | 877 | else |
072c4872 | 878 | response = cupsDoFileRequest(http, request, resource, files[0]); |
879 | ||
880 | ipp_status = cupsLastError(); | |
b5cb0608 | 881 | |
882 | if (ipp_status > IPP_OK_CONFLICT) | |
883 | { | |
753453e4 | 884 | job_id = 0; |
885 | ||
072c4872 | 886 | if (job_cancelled) |
887 | break; | |
888 | ||
b5cb0608 | 889 | if (ipp_status == IPP_SERVICE_UNAVAILABLE || |
890 | ipp_status == IPP_PRINTER_BUSY) | |
891 | { | |
892 | fputs("INFO: Printer is busy; retrying print job...\n", stderr); | |
893 | sleep(10); | |
894 | } | |
895 | else | |
896 | fprintf(stderr, "ERROR: Print file was not accepted (%s)!\n", | |
072c4872 | 897 | cupsLastErrorString()); |
b5cb0608 | 898 | } |
899 | else if ((job_id_attr = ippFindAttribute(response, "job-id", | |
900 | IPP_TAG_INTEGER)) == NULL) | |
97fcaf92 | 901 | { |
f9aed4f2 | 902 | fputs("NOTICE: Print file accepted - job ID unknown.\n", stderr); |
b5cb0608 | 903 | job_id = 0; |
904 | } | |
905 | else | |
906 | { | |
907 | job_id = job_id_attr->values[0].integer; | |
f9aed4f2 | 908 | fprintf(stderr, "NOTICE: Print file accepted - job ID %d.\n", job_id); |
97fcaf92 | 909 | } |
cb555bcf | 910 | |
072c4872 | 911 | ippDelete(response); |
912 | ||
913 | if (job_cancelled) | |
914 | break; | |
915 | ||
916 | if (job_id && num_files > 1) | |
917 | { | |
918 | for (i = 0; i < num_files; i ++) | |
919 | { | |
920 | request = ippNewRequest(IPP_SEND_DOCUMENT); | |
921 | ||
922 | request->request.op.version[1] = version; | |
923 | ||
924 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
925 | NULL, uri); | |
926 | ||
927 | ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", | |
928 | job_id); | |
929 | ||
930 | if (argv[2][0]) | |
931 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
932 | "requesting-user-name", NULL, argv[2]); | |
933 | ||
934 | if ((i + 1) == num_files) | |
935 | ippAddBoolean(request, IPP_TAG_OPERATION, "last-document", 1); | |
936 | ||
937 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_MIMETYPE, | |
938 | "document-format", NULL, content_type); | |
939 | ||
940 | ippDelete(cupsDoFileRequest(http, request, resource, files[i])); | |
941 | ||
942 | if (cupsLastError() > IPP_OK_CONFLICT) | |
943 | { | |
944 | ipp_status = cupsLastError(); | |
945 | ||
946 | fprintf(stderr, "ERROR: Unable to add file %d to job: %s\n", | |
947 | job_id, cupsLastErrorString()); | |
948 | break; | |
949 | } | |
950 | } | |
951 | } | |
b5cb0608 | 952 | |
753453e4 | 953 | if (ipp_status <= IPP_OK_CONFLICT && argc > 6) |
b5cb0608 | 954 | { |
955 | fprintf(stderr, "PAGE: 1 %d\n", copies_sup ? atoi(argv[4]) : 1); | |
956 | copies --; | |
957 | } | |
ab827512 | 958 | else if (ipp_status == IPP_SERVICE_UNAVAILABLE || |
959 | ipp_status == IPP_PRINTER_BUSY) | |
b5cb0608 | 960 | break; |
ab827512 | 961 | else |
962 | copies --; | |
8ce7c000 | 963 | |
c8f9565c | 964 | /* |
b5cb0608 | 965 | * Wait for the job to complete... |
c8f9565c | 966 | */ |
967 | ||
897922a9 | 968 | if (!job_id || !waitjob) |
b5cb0608 | 969 | continue; |
970 | ||
971 | fputs("INFO: Waiting for job to complete...\n", stderr); | |
972 | ||
072c4872 | 973 | for (; !job_cancelled;) |
c8f9565c | 974 | { |
97fcaf92 | 975 | /* |
b5cb0608 | 976 | * Build an IPP_GET_JOB_ATTRIBUTES request... |
97fcaf92 | 977 | */ |
978 | ||
e12df069 | 979 | request = ippNewRequest(IPP_GET_JOB_ATTRIBUTES); |
980 | request->request.op.version[1] = version; | |
97fcaf92 | 981 | |
b5cb0608 | 982 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", |
983 | NULL, uri); | |
3f9cb6c6 | 984 | |
b5cb0608 | 985 | ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", |
986 | job_id); | |
c8f9565c | 987 | |
ee8b7dd3 | 988 | if (argv[2][0]) |
897922a9 | 989 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, |
990 | "requesting-user-name", NULL, argv[2]); | |
ee8b7dd3 | 991 | |
8f4595eb | 992 | ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, |
993 | "requested-attributes", sizeof(jattrs) / sizeof(jattrs[0]), | |
994 | NULL, jattrs); | |
97fcaf92 | 995 | |
996 | /* | |
b5cb0608 | 997 | * Do the request... |
97fcaf92 | 998 | */ |
999 | ||
a4e23897 | 1000 | if (!copies_sup) |
1001 | httpReconnect(http); | |
1002 | ||
072c4872 | 1003 | response = cupsDoRequest(http, request, resource); |
1004 | ipp_status = cupsLastError(); | |
97fcaf92 | 1005 | |
b5cb0608 | 1006 | if (ipp_status == IPP_NOT_FOUND) |
97fcaf92 | 1007 | { |
b5cb0608 | 1008 | /* |
d1c2727f | 1009 | * Job has gone away and/or the server has no job history... |
b5cb0608 | 1010 | */ |
97fcaf92 | 1011 | |
b5cb0608 | 1012 | ippDelete(response); |
d1c2727f | 1013 | |
1014 | ipp_status = IPP_OK; | |
b5cb0608 | 1015 | break; |
97fcaf92 | 1016 | } |
1017 | ||
b5cb0608 | 1018 | if (ipp_status > IPP_OK_CONFLICT) |
6a536282 | 1019 | { |
b5cb0608 | 1020 | if (ipp_status != IPP_SERVICE_UNAVAILABLE && |
1021 | ipp_status != IPP_PRINTER_BUSY) | |
97fcaf92 | 1022 | { |
072c4872 | 1023 | ippDelete(response); |
b5cb0608 | 1024 | |
1025 | fprintf(stderr, "ERROR: Unable to get job %d attributes (%s)!\n", | |
1026 | job_id, ippErrorString(ipp_status)); | |
1027 | break; | |
97fcaf92 | 1028 | } |
6a536282 | 1029 | } |
8f4595eb | 1030 | |
072c4872 | 1031 | if (response) |
97fcaf92 | 1032 | { |
8f4595eb | 1033 | if ((job_state = ippFindAttribute(response, "job-state", |
1034 | IPP_TAG_ENUM)) != NULL) | |
97fcaf92 | 1035 | { |
8f4595eb | 1036 | /* |
1037 | * Stop polling if the job is finished or pending-held... | |
1038 | */ | |
1039 | ||
1040 | if (job_state->values[0].integer > IPP_JOB_PROCESSING || | |
1041 | job_state->values[0].integer == IPP_JOB_HELD) | |
1042 | { | |
e12df069 | 1043 | if ((job_sheets = ippFindAttribute(response, |
1044 | "job-media-sheets-completed", | |
1045 | IPP_TAG_INTEGER)) != NULL) | |
072c4872 | 1046 | fprintf(stderr, "PAGE: total %d\n", |
1047 | job_sheets->values[0].integer); | |
ab827512 | 1048 | |
8f4595eb | 1049 | ippDelete(response); |
1050 | break; | |
1051 | } | |
97fcaf92 | 1052 | } |
97fcaf92 | 1053 | } |
1054 | ||
072c4872 | 1055 | ippDelete(response); |
d1c2727f | 1056 | |
b5cb0608 | 1057 | /* |
6bb5a528 | 1058 | * Check the printer state and report it if necessary... |
b5cb0608 | 1059 | */ |
c8f9565c | 1060 | |
e12df069 | 1061 | check_printer_state(http, uri, resource, argv[2], version); |
d1c2727f | 1062 | |
1063 | /* | |
1064 | * Wait 10 seconds before polling again... | |
1065 | */ | |
97fcaf92 | 1066 | |
b5cb0608 | 1067 | sleep(10); |
97fcaf92 | 1068 | } |
c8f9565c | 1069 | } |
1070 | ||
6bb5a528 | 1071 | /* |
072c4872 | 1072 | * Cancel the job as needed... |
6bb5a528 | 1073 | */ |
1074 | ||
072c4872 | 1075 | if (job_cancelled && job_id) |
1076 | cancel_job(http, uri, job_id, resource, argv[2], version); | |
1077 | ||
1078 | /* | |
1079 | * Check the printer state and report it if necessary... | |
1080 | */ | |
6bb5a528 | 1081 | |
e12df069 | 1082 | check_printer_state(http, uri, resource, argv[2], version); |
6bb5a528 | 1083 | |
c8f9565c | 1084 | /* |
1085 | * Free memory... | |
1086 | */ | |
1087 | ||
1088 | httpClose(http); | |
c8f9565c | 1089 | |
072c4872 | 1090 | ippDelete(supported); |
2922de55 | 1091 | |
c8f9565c | 1092 | /* |
b8f3410f | 1093 | * Remove the temporary file(s) if necessary... |
c8f9565c | 1094 | */ |
1095 | ||
d8e1f369 | 1096 | if (tmpfilename[0]) |
8f4595eb | 1097 | unlink(tmpfilename); |
c8f9565c | 1098 | |
1230a8a0 | 1099 | #ifdef HAVE_LIBZ |
1100 | if (compression) | |
1101 | { | |
1102 | for (i = 0; i < num_files; i ++) | |
1103 | unlink(files[i]); | |
1104 | } | |
1105 | #endif /* HAVE_LIBZ */ | |
1106 | ||
b8f3410f | 1107 | #ifdef __APPLE__ |
1108 | if (pstmpname[0]) | |
1109 | unlink(pstmpname); | |
1110 | #endif /* __APPLE__ */ | |
1111 | ||
c8f9565c | 1112 | /* |
1113 | * Return the queue status... | |
1114 | */ | |
1115 | ||
6248387b | 1116 | return (ipp_status > IPP_OK_CONFLICT ? CUPS_BACKEND_FAILED : CUPS_BACKEND_OK); |
b5cb0608 | 1117 | } |
1118 | ||
1119 | ||
072c4872 | 1120 | /* |
1121 | * 'cancel_job()' - Cancel a print job. | |
1122 | */ | |
1123 | ||
1124 | static void | |
1125 | cancel_job(http_t *http, /* I - HTTP connection */ | |
1126 | const char *uri, /* I - printer-uri */ | |
1127 | int id, /* I - job-id */ | |
1128 | const char *resource, /* I - Resource path */ | |
1129 | const char *user, /* I - requesting-user-name */ | |
1130 | int version) /* I - IPP version */ | |
1131 | { | |
1132 | ipp_t *request; /* Cancel-Job request */ | |
1133 | ||
1134 | ||
1135 | fputs("INFO: Cancelling print job...\n", stderr); | |
1136 | ||
1137 | request = ippNewRequest(IPP_CANCEL_JOB); | |
1138 | request->request.op.version[1] = version; | |
1139 | ||
1140 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
1141 | NULL, uri); | |
1142 | ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", id); | |
1143 | ||
1144 | if (user && user[0]) | |
1145 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
1146 | "requesting-user-name", NULL, user); | |
1147 | ||
1148 | /* | |
1149 | * Do the request... | |
1150 | */ | |
1151 | ||
1152 | ippDelete(cupsDoRequest(http, request, resource)); | |
1153 | ||
1154 | if (cupsLastError() > IPP_OK_CONFLICT) | |
1155 | fprintf(stderr, "ERROR: Unable to cancel job %d: %s\n", id, | |
1156 | cupsLastErrorString()); | |
1157 | } | |
1158 | ||
1159 | ||
6bb5a528 | 1160 | /* |
1161 | * 'check_printer_state()' - Check the printer state... | |
1162 | */ | |
1163 | ||
072c4872 | 1164 | static void |
e12df069 | 1165 | check_printer_state( |
1166 | http_t *http, /* I - HTTP connection */ | |
1167 | const char *uri, /* I - Printer URI */ | |
1168 | const char *resource, /* I - Resource path */ | |
1169 | const char *user, /* I - Username, if any */ | |
1170 | int version) /* I - IPP version */ | |
6bb5a528 | 1171 | { |
1172 | ipp_t *request, /* IPP request */ | |
1173 | *response; /* IPP response */ | |
1174 | ||
1175 | ||
1176 | /* | |
1177 | * Check on the printer state... | |
1178 | */ | |
1179 | ||
e12df069 | 1180 | request = ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES); |
1181 | request->request.op.version[1] = version; | |
6bb5a528 | 1182 | |
1183 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
1184 | NULL, uri); | |
1185 | ||
1186 | if (user && user[0]) | |
1187 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
1188 | "requesting-user-name", NULL, user); | |
1189 | ||
1190 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, | |
1191 | "requested-attributes", NULL, "printer-state-reasons"); | |
1192 | ||
1193 | /* | |
1194 | * Do the request... | |
1195 | */ | |
1196 | ||
1197 | if ((response = cupsDoRequest(http, request, resource)) != NULL) | |
1198 | { | |
1199 | report_printer_state(response); | |
1200 | ippDelete(response); | |
1201 | } | |
1202 | } | |
1203 | ||
1204 | ||
1230a8a0 | 1205 | #ifdef HAVE_LIBZ |
1206 | /* | |
1207 | * 'compress_files()' - Compress print files... | |
1208 | */ | |
1209 | ||
1210 | static void | |
1211 | compress_files(int num_files, /* I - Number of files */ | |
1212 | char **files) /* I - Files */ | |
1213 | { | |
1214 | int i, /* Looping var */ | |
1215 | fd; /* Temporary file descriptor */ | |
1216 | ssize_t bytes; /* Bytes read/written */ | |
1217 | size_t total; /* Total bytes read */ | |
1218 | cups_file_t *in, /* Input file */ | |
1219 | *out; /* Output file */ | |
1220 | struct stat outinfo; /* Output file information */ | |
1221 | char filename[1024], /* Temporary filename */ | |
1fb9f3e8 | 1222 | buffer[32768]; /* Copy buffer */ |
1230a8a0 | 1223 | |
1224 | ||
1225 | fprintf(stderr, "DEBUG: Compressing %d job files...\n", num_files); | |
1226 | for (i = 0; i < num_files; i ++) | |
1227 | { | |
1228 | if ((fd = cupsTempFd(filename, sizeof(filename))) < 0) | |
1229 | { | |
1230 | perror("ERROR: Unable to create temporary compressed print file"); | |
1231 | exit(CUPS_BACKEND_FAILED); | |
1232 | } | |
1233 | ||
1234 | if ((out = cupsFileOpenFd(fd, "w9")) == NULL) | |
1235 | { | |
1236 | perror("ERROR: Unable to open temporary compressed print file"); | |
1237 | exit(CUPS_BACKEND_FAILED); | |
1238 | } | |
1239 | ||
1240 | if ((in = cupsFileOpen(files[i], "r")) == NULL) | |
1241 | { | |
1242 | fprintf(stderr, "ERROR: Unable to open print file \"%s\": %s\n", | |
1243 | files[i], strerror(errno)); | |
1244 | cupsFileClose(out); | |
1245 | exit(CUPS_BACKEND_FAILED); | |
1246 | } | |
1247 | ||
1248 | total = 0; | |
1249 | while ((bytes = cupsFileRead(in, buffer, sizeof(buffer))) > 0) | |
1250 | if (cupsFileWrite(out, buffer, bytes) < bytes) | |
1251 | { | |
22a980cc | 1252 | fprintf(stderr, "ERROR: Unable to write " CUPS_LLFMT " bytes to \"%s\": %s\n", |
1253 | CUPS_LLCAST bytes, filename, strerror(errno)); | |
1230a8a0 | 1254 | cupsFileClose(in); |
1255 | cupsFileClose(out); | |
1256 | exit(CUPS_BACKEND_FAILED); | |
1257 | } | |
1258 | else | |
1259 | total += bytes; | |
1260 | ||
1261 | cupsFileClose(out); | |
1262 | cupsFileClose(in); | |
1263 | ||
1264 | files[i] = strdup(filename); | |
1265 | ||
1266 | if (!stat(filename, &outinfo)) | |
1267 | fprintf(stderr, | |
1268 | "DEBUG: File %d compressed to %.1f%% of original size, " | |
1269 | CUPS_LLFMT " bytes...\n", | |
fc22a985 | 1270 | i + 1, 100.0 * outinfo.st_size / total, |
1271 | CUPS_LLCAST outinfo.st_size); | |
1230a8a0 | 1272 | } |
1273 | } | |
1274 | #endif /* HAVE_LIBZ */ | |
1275 | ||
1276 | ||
b5cb0608 | 1277 | /* |
1278 | * 'password_cb()' - Disable the password prompt for cupsDoFileRequest(). | |
1279 | */ | |
1280 | ||
072c4872 | 1281 | static const char * /* O - Password */ |
e12df069 | 1282 | password_cb(const char *prompt) /* I - Prompt (not used) */ |
b5cb0608 | 1283 | { |
1284 | (void)prompt; | |
1285 | ||
6248387b | 1286 | if (password) |
1287 | return (password); | |
1288 | else | |
1289 | { | |
1290 | /* | |
1291 | * If there is no password set in the device URI, return the | |
1292 | * "authentication required" exit code... | |
1293 | */ | |
1294 | ||
1295 | if (tmpfilename[0]) | |
1296 | unlink(tmpfilename); | |
1297 | ||
1298 | #ifdef __APPLE__ | |
1299 | if (pstmpname[0]) | |
1300 | unlink(pstmpname); | |
1301 | #endif /* __APPLE__ */ | |
1302 | ||
1303 | exit(CUPS_BACKEND_AUTH_REQUIRED); | |
be5262d8 | 1304 | |
1305 | return (NULL); /* Eliminate compiler warning */ | |
6248387b | 1306 | } |
c8f9565c | 1307 | } |
1308 | ||
1309 | ||
1310 | /* | |
d1c2727f | 1311 | * 'report_printer_state()' - Report the printer state. |
1312 | */ | |
1313 | ||
072c4872 | 1314 | static int /* O - Number of reasons shown */ |
d1c2727f | 1315 | report_printer_state(ipp_t *ipp) /* I - IPP response */ |
1316 | { | |
1317 | int i; /* Looping var */ | |
d8076497 | 1318 | int count; /* Count of reasons shown... */ |
d1c2727f | 1319 | ipp_attribute_t *reasons; /* printer-state-reasons */ |
8f4595eb | 1320 | const char *reason; /* Current reason */ |
d1c2727f | 1321 | const char *message; /* Message to show */ |
d8076497 | 1322 | char unknown[1024]; /* Unknown message string */ |
8f4595eb | 1323 | const char *prefix; /* Prefix for STATE: line */ |
1324 | char state[1024]; /* State string */ | |
d1c2727f | 1325 | |
1326 | ||
1327 | if ((reasons = ippFindAttribute(ipp, "printer-state-reasons", | |
1328 | IPP_TAG_KEYWORD)) == NULL) | |
1329 | return (0); | |
1330 | ||
8f4595eb | 1331 | state[0] = '\0'; |
1332 | prefix = "STATE: "; | |
1333 | ||
d8076497 | 1334 | for (i = 0, count = 0; i < reasons->num_values; i ++) |
d1c2727f | 1335 | { |
8f4595eb | 1336 | reason = reasons->values[i].string.text; |
1337 | ||
1338 | strlcat(state, prefix, sizeof(state)); | |
1339 | strlcat(state, reason, sizeof(state)); | |
1340 | ||
1341 | prefix = ","; | |
d1c2727f | 1342 | message = NULL; |
1343 | ||
5baa731f | 1344 | if (!strncmp(reason, "media-needed", 12)) |
d1c2727f | 1345 | message = "Media tray needs to be filled."; |
5baa731f | 1346 | else if (!strncmp(reason, "media-jam", 9)) |
d1c2727f | 1347 | message = "Media jam!"; |
5baa731f | 1348 | else if (!strncmp(reason, "moving-to-paused", 16) || |
1349 | !strncmp(reason, "paused", 6) || | |
1350 | !strncmp(reason, "shutdown", 8)) | |
d1c2727f | 1351 | message = "Printer off-line."; |
5baa731f | 1352 | else if (!strncmp(reason, "toner-low", 9)) |
d1c2727f | 1353 | message = "Toner low."; |
5baa731f | 1354 | else if (!strncmp(reason, "toner-empty", 11)) |
d1c2727f | 1355 | message = "Out of toner!"; |
5baa731f | 1356 | else if (!strncmp(reason, "cover-open", 10)) |
d1c2727f | 1357 | message = "Cover open."; |
5baa731f | 1358 | else if (!strncmp(reason, "interlock-open", 14)) |
d1c2727f | 1359 | message = "Interlock open."; |
5baa731f | 1360 | else if (!strncmp(reason, "door-open", 9)) |
d1c2727f | 1361 | message = "Door open."; |
5baa731f | 1362 | else if (!strncmp(reason, "input-tray-missing", 18)) |
d1c2727f | 1363 | message = "Media tray missing!"; |
5baa731f | 1364 | else if (!strncmp(reason, "media-low", 9)) |
d1c2727f | 1365 | message = "Media tray almost empty."; |
5baa731f | 1366 | else if (!strncmp(reason, "media-empty", 11)) |
d1c2727f | 1367 | message = "Media tray empty!"; |
5baa731f | 1368 | else if (!strncmp(reason, "output-tray-missing", 19)) |
d1c2727f | 1369 | message = "Output tray missing!"; |
5baa731f | 1370 | else if (!strncmp(reason, "output-area-almost-full", 23)) |
d1c2727f | 1371 | message = "Output bin almost full."; |
5baa731f | 1372 | else if (!strncmp(reason, "output-area-full", 16)) |
d1c2727f | 1373 | message = "Output bin full!"; |
5baa731f | 1374 | else if (!strncmp(reason, "marker-supply-low", 17)) |
d1c2727f | 1375 | message = "Ink/toner almost empty."; |
5baa731f | 1376 | else if (!strncmp(reason, "marker-supply-empty", 19)) |
d1c2727f | 1377 | message = "Ink/toner empty!"; |
5baa731f | 1378 | else if (!strncmp(reason, "marker-waste-almost-full", 24)) |
d1c2727f | 1379 | message = "Ink/toner waste bin almost full."; |
5baa731f | 1380 | else if (!strncmp(reason, "marker-waste-full", 17)) |
d1c2727f | 1381 | message = "Ink/toner waste bin full!"; |
5baa731f | 1382 | else if (!strncmp(reason, "fuser-over-temp", 15)) |
d1c2727f | 1383 | message = "Fuser temperature high!"; |
5baa731f | 1384 | else if (!strncmp(reason, "fuser-under-temp", 16)) |
d1c2727f | 1385 | message = "Fuser temperature low!"; |
5baa731f | 1386 | else if (!strncmp(reason, "opc-near-eol", 12)) |
d1c2727f | 1387 | message = "OPC almost at end-of-life."; |
5baa731f | 1388 | else if (!strncmp(reason, "opc-life-over", 13)) |
d1c2727f | 1389 | message = "OPC at end-of-life!"; |
5baa731f | 1390 | else if (!strncmp(reason, "developer-low", 13)) |
d1c2727f | 1391 | message = "Developer almost empty."; |
5baa731f | 1392 | else if (!strncmp(reason, "developer-empty", 15)) |
d1c2727f | 1393 | message = "Developer empty!"; |
8f4595eb | 1394 | else if (strstr(reason, "error") != NULL) |
d8076497 | 1395 | { |
1396 | message = unknown; | |
1397 | ||
1398 | snprintf(unknown, sizeof(unknown), "Unknown printer error (%s)!", | |
8f4595eb | 1399 | reason); |
d8076497 | 1400 | } |
d1c2727f | 1401 | |
1402 | if (message) | |
1403 | { | |
d8076497 | 1404 | count ++; |
d1c2727f | 1405 | if (strstr(reasons->values[i].string.text, "error")) |
1406 | fprintf(stderr, "ERROR: %s\n", message); | |
1407 | else if (strstr(reasons->values[i].string.text, "warning")) | |
1408 | fprintf(stderr, "WARNING: %s\n", message); | |
1409 | else | |
1410 | fprintf(stderr, "INFO: %s\n", message); | |
1411 | } | |
1412 | } | |
1413 | ||
8f4595eb | 1414 | fprintf(stderr, "%s\n", state); |
1415 | ||
d8076497 | 1416 | return (count); |
d1c2727f | 1417 | } |
1418 | ||
1419 | ||
a684a3b0 | 1420 | #ifdef __APPLE__ |
1421 | /* | |
1422 | * 'run_pictwps_filter()' - Convert PICT files to PostScript when printing | |
1423 | * remotely. | |
1424 | * | |
1425 | * This step is required because the PICT format is not documented and | |
1426 | * subject to change, so developing a filter for other OS's is infeasible. | |
1427 | * Also, fonts required by the PICT file need to be embedded on the | |
1428 | * client side (which has the fonts), so we run the filter to get a | |
1429 | * PostScript file for printing... | |
1430 | */ | |
1431 | ||
072c4872 | 1432 | static int /* O - Exit status of filter */ |
e12df069 | 1433 | run_pictwps_filter(char **argv, /* I - Command-line arguments */ |
1434 | const char *filename)/* I - Filename */ | |
a684a3b0 | 1435 | { |
e12df069 | 1436 | struct stat fileinfo; /* Print file information */ |
1437 | const char *ppdfile; /* PPD file for destination printer */ | |
1438 | int pid; /* Child process ID */ | |
1439 | int fd; /* Temporary file descriptor */ | |
1440 | int status; /* Exit status of filter */ | |
1441 | const char *printer; /* PRINTER env var */ | |
1442 | static char ppdenv[1024]; /* PPD environment variable */ | |
a684a3b0 | 1443 | |
1444 | ||
1445 | /* | |
1446 | * First get the PPD file for the printer... | |
1447 | */ | |
1448 | ||
1449 | printer = getenv("PRINTER"); | |
1450 | if (!printer) | |
1451 | { | |
1452 | fputs("ERROR: PRINTER environment variable not defined!\n", stderr); | |
1453 | return (-1); | |
1454 | } | |
1455 | ||
1456 | if ((ppdfile = cupsGetPPD(printer)) == NULL) | |
1457 | { | |
1458 | fprintf(stderr, "ERROR: Unable to get PPD file for printer \"%s\" - %s.\n", | |
1459 | printer, ippErrorString(cupsLastError())); | |
1c85e5c0 | 1460 | /*return (-1);*/ |
1461 | } | |
1462 | else | |
1463 | { | |
1464 | snprintf(ppdenv, sizeof(ppdenv), "PPD=%s", ppdfile); | |
1465 | putenv(ppdenv); | |
a684a3b0 | 1466 | } |
a684a3b0 | 1467 | |
1468 | /* | |
1469 | * Then create a temporary file for printing... | |
1470 | */ | |
1471 | ||
b8f3410f | 1472 | if ((fd = cupsTempFd(pstmpname, sizeof(pstmpname))) < 0) |
a684a3b0 | 1473 | { |
1474 | fprintf(stderr, "ERROR: Unable to create temporary file - %s.\n", | |
1c85e5c0 | 1475 | strerror(errno)); |
1476 | if (ppdfile) | |
1477 | unlink(ppdfile); | |
a684a3b0 | 1478 | return (-1); |
1479 | } | |
1480 | ||
1481 | /* | |
1482 | * Get the owner of the spool file - it is owned by the user we want to run | |
1483 | * as... | |
1484 | */ | |
1485 | ||
b8f3410f | 1486 | if (argv[6]) |
1487 | stat(argv[6], &fileinfo); | |
1488 | else | |
1489 | { | |
1490 | /* | |
1491 | * Use the OSX defaults, as an up-stream filter created the PICT | |
1492 | * file... | |
1493 | */ | |
1494 | ||
1495 | fileinfo.st_uid = 1; | |
1496 | fileinfo.st_gid = 80; | |
1497 | } | |
a684a3b0 | 1498 | |
1c85e5c0 | 1499 | if (ppdfile) |
1500 | chown(ppdfile, fileinfo.st_uid, fileinfo.st_gid); | |
1501 | ||
1502 | fchown(fd, fileinfo.st_uid, fileinfo.st_gid); | |
1503 | ||
a684a3b0 | 1504 | /* |
1505 | * Finally, run the filter to convert the file... | |
1506 | */ | |
1507 | ||
1508 | if ((pid = fork()) == 0) | |
1509 | { | |
1510 | /* | |
1511 | * Child process for pictwpstops... Redirect output of pictwpstops to a | |
1512 | * file... | |
1513 | */ | |
1514 | ||
1515 | close(1); | |
1516 | dup(fd); | |
1517 | close(fd); | |
1518 | ||
1519 | if (!getuid()) | |
1520 | { | |
1521 | /* | |
1522 | * Change to an unpriviledged user... | |
1523 | */ | |
1524 | ||
1525 | setgid(fileinfo.st_gid); | |
1526 | setuid(fileinfo.st_uid); | |
1527 | } | |
1528 | ||
1529 | execlp("pictwpstops", printer, argv[1], argv[2], argv[3], argv[4], argv[5], | |
b8f3410f | 1530 | filename, NULL); |
a684a3b0 | 1531 | perror("ERROR: Unable to exec pictwpstops"); |
1532 | return (errno); | |
1533 | } | |
1c85e5c0 | 1534 | |
1535 | close(fd); | |
1536 | ||
1537 | if (pid < 0) | |
a684a3b0 | 1538 | { |
1539 | /* | |
1540 | * Error! | |
1541 | */ | |
1542 | ||
1543 | perror("ERROR: Unable to fork pictwpstops"); | |
a684a3b0 | 1544 | unlink(filename); |
1c85e5c0 | 1545 | if (ppdfile) |
1546 | unlink(ppdfile); | |
a684a3b0 | 1547 | return (-1); |
1548 | } | |
1549 | ||
1550 | /* | |
1551 | * Now wait for the filter to complete... | |
1552 | */ | |
1553 | ||
1554 | if (wait(&status) < 0) | |
1555 | { | |
1556 | perror("ERROR: Unable to wait for pictwpstops"); | |
1557 | close(fd); | |
1558 | unlink(filename); | |
1c85e5c0 | 1559 | if (ppdfile) |
1560 | unlink(ppdfile); | |
a684a3b0 | 1561 | return (-1); |
1562 | } | |
1563 | ||
1c85e5c0 | 1564 | if (ppdfile) |
1565 | unlink(ppdfile); | |
1566 | ||
a684a3b0 | 1567 | close(fd); |
1568 | ||
1569 | if (status) | |
1570 | { | |
1571 | if (status >= 256) | |
1572 | fprintf(stderr, "ERROR: pictwpstops exited with status %d!\n", | |
1573 | status / 256); | |
1574 | else | |
1575 | fprintf(stderr, "ERROR: pictwpstops exited on signal %d!\n", | |
1576 | status); | |
1577 | ||
1578 | unlink(filename); | |
1579 | return (status); | |
1580 | } | |
1581 | ||
1582 | /* | |
1583 | * Return with no errors.. | |
1584 | */ | |
1585 | ||
1586 | return (0); | |
1587 | } | |
1588 | #endif /* __APPLE__ */ | |
1589 | ||
d1c2727f | 1590 | |
1591 | /* | |
8f4595eb | 1592 | * 'sigterm_handler()' - Handle 'terminate' signals that stop the backend. |
1593 | */ | |
1594 | ||
1595 | static void | |
1596 | sigterm_handler(int sig) /* I - Signal */ | |
1597 | { | |
1598 | (void)sig; /* remove compiler warnings... */ | |
1599 | ||
072c4872 | 1600 | if (!job_cancelled) |
1601 | { | |
1602 | /* | |
1603 | * Flag that the job should be cancelled... | |
1604 | */ | |
1605 | ||
1606 | job_cancelled = 1; | |
1607 | return; | |
1608 | } | |
1609 | ||
8f4595eb | 1610 | /* |
072c4872 | 1611 | * The scheduler already tried to cancel us once, now just terminate |
1612 | * after removing our temp files! | |
8f4595eb | 1613 | */ |
1614 | ||
1615 | if (tmpfilename[0]) | |
1616 | unlink(tmpfilename); | |
1617 | ||
b8f3410f | 1618 | #ifdef __APPLE__ |
1619 | if (pstmpname[0]) | |
1620 | unlink(pstmpname); | |
1621 | #endif /* __APPLE__ */ | |
1622 | ||
8f4595eb | 1623 | exit(1); |
1624 | } | |
1625 | ||
1626 | ||
1627 | /* | |
c9d3f842 | 1628 | * End of "$Id$". |
c8f9565c | 1629 | */ |