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Merge changes from CUPS 1.6svn-r9939.
[thirdparty/cups.git] / backend / ipp.c
CommitLineData
ef416fc2 1/*
eac3a0a0 2 * "$Id: ipp.c 9759 2011-05-11 03:24:33Z mike $"
ef416fc2 3 *
cc754834 4 * IPP backend for CUPS.
ef416fc2 5 *
0268488e 6 * Copyright 2007-2011 by Apple Inc.
7594b224 7 * Copyright 1997-2007 by Easy Software Products, all rights reserved.
ef416fc2 8 *
9 * These coded instructions, statements, and computer programs are the
bc44d920 10 * property of Apple Inc. and are protected by Federal copyright
11 * law. Distribution and use rights are outlined in the file "LICENSE.txt"
ef416fc2 12 * "LICENSE" which should have been included with this file. If this
bc44d920 13 * file is missing or damaged, see the license at "http://www.cups.org/".
ef416fc2 14 *
15 * This file is subject to the Apple OS-Developed Software exception.
16 *
17 * Contents:
18 *
19 * main() - Send a file to the printer or server.
b423cd4c 20 * cancel_job() - Cancel a print job.
7cf5915e 21 * check_printer_state() - Check the printer state.
eac3a0a0
MS		 22 * compress_files() - Compress print files.
23 * monitor_printer() - Monitor the printer state.
0268488e 24 * new_request() - Create a new print creation or validation request.
ef416fc2 25 * password_cb() - Disable the password prompt for
26 * cupsDoFileRequest().
1f0275e3 27 * report_attr() - Report an IPP attribute value.
ef416fc2 28 * report_printer_state() - Report the printer state.
eac3a0a0 29 * run_as_user() - Run the IPP backend as the printing user.
f228370c 30 * timeout_cb() - Handle HTTP timeouts.
ef416fc2 31 * sigterm_handler() - Handle 'terminate' signals that stop the backend.
32 */
33
34/*
35 * Include necessary headers.
36 */
37
7a14d768 38#include "backend-private.h"
eac3a0a0 39#include <cups/array-private.h>
ef416fc2 40#include <sys/types.h>
41#include <sys/stat.h>
ef416fc2 42#include <sys/wait.h>
eac3a0a0
MS		 43#if defined(HAVE_GSSAPI) && defined(HAVE_XPC)
44# include <xpc/xpc.h>
45# define kPMPrintUIToolAgent "com.apple.printuitool.agent"
46# define kPMStartJob 100
47# define kPMWaitForJob 101
48extern void xpc_connection_set_target_uid(xpc_connection_t connection,
49 uid_t uid);
50#endif /* HAVE_GSSAPI && HAVE_XPC */
ef416fc2 51
7cf5915e
MS		 52
53/*
54 * Types...
55 */
56
57typedef struct _cups_monitor_s /**** Monitoring data ****/
58{
59 const char *uri, /* Printer URI */
60 *hostname, /* Hostname */
61 *user, /* Username */
62 *resource; /* Resource path */
63 int port, /* Port number */
64 version, /* IPP version */
65 job_id; /* Job ID for submitted job */
66 http_encryption_t encryption; /* Use encryption? */
67 ipp_jstate_t job_state; /* Current job state */
68 ipp_pstate_t printer_state; /* Current printer state */
69} _cups_monitor_t;
70
71
ef416fc2 72/*
73 * Globals...
74 */
75
eac3a0a0 76static const char *auth_info_required;
18ecb428 77 /* New auth-info-required value */
eac3a0a0
MS		 78#if defined(HAVE_GSSAPI) && defined(HAVE_XPC)
79static int child_pid = 0; /* Child process ID */
80#endif /* HAVE_GSSAPI && HAVE_XPC */
7cf5915e
MS		 81static const char * const jattrs[] = /* Job attributes we want */
82{
eac3a0a0 83 "job-impressions-completed",
7cf5915e
MS		 84 "job-media-sheets-completed",
85 "job-state",
86 "job-state-reasons"
87};
eac3a0a0
MS		 88static int job_canceled = 0;
89 /* Job cancelled? */
90static char *password = NULL;
91 /* Password for device URI */
92static int password_tries = 0;
93 /* Password tries */
7cf5915e
MS		 94static const char * const pattrs[] = /* Printer attributes we want */
95{
96 "copies-supported",
97 "cups-version",
98 "document-format-supported",
99 "marker-colors",
100 "marker-high-levels",
101 "marker-levels",
102 "marker-low-levels",
103 "marker-message",
104 "marker-names",
105 "marker-types",
106 "media-col-supported",
84315f46 107 "multiple-document-handling-supported",
c8fef167 108 "operations-supported",
7cf5915e
MS		 109 "printer-alert",
110 "printer-alert-description",
111 "printer-is-accepting-jobs",
112 "printer-state",
113 "printer-state-message",
a4845881 114 "printer-state-reasons"
7cf5915e 115};
07ed0e9a
MS		 116static const char * const remote_job_states[] =
117{ /* Remote job state keywords */
88f9aafc
MS		 118 "+cups-remote-pending",
119 "+cups-remote-pending-held",
120 "+cups-remote-processing",
121 "+cups-remote-stopped",
122 "+cups-remote-canceled",
123 "+cups-remote-aborted",
124 "+cups-remote-completed"
07ed0e9a 125};
321d8d57 126static _cups_mutex_t report_mutex = _CUPS_MUTEX_INITIALIZER;
eac3a0a0 127 /* Mutex to control access */
321d8d57
MS		 128static int num_attr_cache = 0;
129 /* Number of cached attributes */
130static cups_option_t *attr_cache = NULL;
131 /* Cached attributes */
132static cups_array_t *state_reasons; /* Array of printe-state-reasons keywords */
eac3a0a0
MS		 133static char tmpfilename[1024] = "";
134 /* Temporary spool file name */
ef416fc2 135
136
137/*
138 * Local functions...
139 */
140
7cf5915e
MS		 141static void cancel_job(http_t *http, const char *uri, int id,
142 const char *resource, const char *user,
143 int version);
144static ipp_pstate_t check_printer_state(http_t *http, const char *uri,
145 const char *resource,
321d8d57 146 const char *user, int version);
b423cd4c 147#ifdef HAVE_LIBZ
7cf5915e 148static void compress_files(int num_files, char **files);
b423cd4c 149#endif /* HAVE_LIBZ */
7cf5915e 150static void *monitor_printer(_cups_monitor_t *monitor);
0268488e
MS		 151static ipp_t *new_request(ipp_op_t op, int version, const char *uri,
152 const char *user, const char *title,
153 int num_options, cups_option_t *options,
154 const char *compression, int copies,
f14324a7 155 const char *format, _ppd_cache_t *pc,
84315f46
MS		 156 ipp_attribute_t *media_col_sup,
157 ipp_attribute_t *doc_handling_sup);
7cf5915e
MS		 158static const char *password_cb(const char *);
159static void report_attr(ipp_attribute_t *attr);
321d8d57 160static void report_printer_state(ipp_t *ipp);
eac3a0a0
MS		 161#if defined(HAVE_GSSAPI) && defined(HAVE_XPC)
162static int run_as_user(int argc, char *argv[], uid_t uid,
163 const char *device_uri, int fd);
164#endif /* HAVE_GSSAPI && HAVE_XPC */
7cf5915e 165static void sigterm_handler(int sig);
f228370c 166static int timeout_cb(http_t *http, void *user_data);
eac3a0a0 167static void update_reasons(ipp_attribute_t *attr, const char *s);
ef416fc2 168
169
170/*
171 * 'main()' - Send a file to the printer or server.
172 *
173 * Usage:
174 *
175 * printer-uri job-id user title copies options [file]
176 */
177
178int /* O - Exit status */
bd7854cb 179main(int argc, /* I - Number of command-line args */
ef416fc2 180 char *argv[]) /* I - Command-line arguments */
181{
182 int i; /* Looping var */
b94498cf 183 int send_options; /* Send job options? */
ef416fc2 184 int num_options; /* Number of printer options */
185 cups_option_t *options; /* Printer options */
1f0275e3 186 const char *device_uri; /* Device URI */
acb056cb 187 char scheme[255], /* Scheme in URI */
ef416fc2 188 hostname[1024], /* Hostname */
189 username[255], /* Username info */
190 resource[1024], /* Resource info (printer name) */
26d47ec6 191 addrname[256], /* Address name */
ef416fc2 192 *optptr, /* Pointer to URI options */
db1f069b
MS		 193 *name, /* Name of option */
194 *value, /* Value of option */
195 sep; /* Separator character */
c8fef167 196 http_addrlist_t *addrlist; /* Address of printer */
7a14d768
MS		 197 int snmp_fd, /* SNMP socket */
198 start_count, /* Page count via SNMP at start */
426c6a59
MS		 199 page_count, /* Page count via SNMP */
200 have_supplies; /* Printer supports supply levels? */
bd7854cb 201 int num_files; /* Number of files to print */
82f97232
MS		 202 char **files, /* Files to print */
203 *compatfile = NULL; /* Compatibility filename */
204 off_t compatsize = 0; /* Size of compatibility file */
ef416fc2 205 int port; /* Port number (not used) */
c8fef167 206 char portname[255]; /* Port name */
ef416fc2 207 char uri[HTTP_MAX_URI]; /* Updated URI without user/pass */
cc754834 208 http_status_t http_status; /* Status of HTTP request */
ef416fc2 209 ipp_status_t ipp_status; /* Status of IPP request */
210 http_t *http; /* HTTP connection */
211 ipp_t *request, /* IPP request */
212 *response, /* IPP response */
213 *supported; /* get-printer-attributes response */
c0e1af83 214 time_t start_time; /* Time of first connect */
c0e1af83 215 int contimeout; /* Connection timeout */
f14324a7
MS		 216 int delay, /* Delay for retries */
217 prev_delay; /* Previous delay */
0268488e
MS		 218 const char *compression; /* Compression mode */
219 int waitjob, /* Wait for job complete? */
ef416fc2 220 waitprinter; /* Wait for printer ready? */
7cf5915e 221 _cups_monitor_t monitor; /* Monitoring data */
ef416fc2 222 ipp_attribute_t *job_id_attr; /* job-id attribute */
223 int job_id; /* job-id value */
bd7854cb 224 ipp_attribute_t *job_sheets; /* job-media-sheets-completed */
225 ipp_attribute_t *job_state; /* job-state */
226 ipp_attribute_t *copies_sup; /* copies-supported */
cc754834 227 ipp_attribute_t *cups_version; /* cups-version */
bd7854cb 228 ipp_attribute_t *format_sup; /* document-format-supported */
cc754834 229 ipp_attribute_t *media_col_sup; /* media-col-supported */
0268488e 230 ipp_attribute_t *operations_sup; /* operations-supported */
84315f46 231 ipp_attribute_t *doc_handling_sup; /* multiple-document-handling-supported */
ef416fc2 232 ipp_attribute_t *printer_state; /* printer-state attribute */
bd7854cb 233 ipp_attribute_t *printer_accepting; /* printer-is-accepting-jobs */
0268488e 234 int validate_job; /* Does printer support Validate-Job? */
d09495fa 235 int copies, /* Number of copies for job */
236 copies_remaining; /* Number of copies remaining */
c277e2f8 237 const char *content_type, /* CONTENT_TYPE environment variable */
0268488e
MS		 238 *final_content_type, /* FINAL_CONTENT_TYPE environment var */
239 *document_format; /* document-format value */
cc754834 240 int fd; /* File descriptor */
eac3a0a0 241 off_t bytes = 0; /* Bytes copied */
cc754834 242 char buffer[16384]; /* Copy buffer */
ef416fc2 243#if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET)
244 struct sigaction action; /* Actions for POSIX signals */
245#endif /* HAVE_SIGACTION && !HAVE_SIGSET */
246 int version; /* IPP version */
0268488e 247 ppd_file_t *ppd; /* PPD file */
f14324a7 248 _ppd_cache_t *pc; /* PPD cache and mapping data */
eac3a0a0 249 fd_set input; /* Input set for select() */
ef416fc2 250
251
252 /*
253 * Make sure status messages are not buffered...
254 */
255
256 setbuf(stderr, NULL);
257
258 /*
259 * Ignore SIGPIPE and catch SIGTERM signals...
260 */
261
262#ifdef HAVE_SIGSET
263 sigset(SIGPIPE, SIG_IGN);
264 sigset(SIGTERM, sigterm_handler);
265#elif defined(HAVE_SIGACTION)
266 memset(&action, 0, sizeof(action));
267 action.sa_handler = SIG_IGN;
268 sigaction(SIGPIPE, &action, NULL);
269
270 sigemptyset(&action.sa_mask);
271 sigaddset(&action.sa_mask, SIGTERM);
272 action.sa_handler = sigterm_handler;
273 sigaction(SIGTERM, &action, NULL);
274#else
275 signal(SIGPIPE, SIG_IGN);
276 signal(SIGTERM, sigterm_handler);
277#endif /* HAVE_SIGSET */
278
279 /*
280 * Check command-line...
281 */
282
283 if (argc == 1)
284 {
285 char *s;
286
287 if ((s = strrchr(argv[0], '/')) != NULL)
288 s ++;
289 else
290 s = argv[0];
291
8b450588
MS		 292 printf("network %s \"Unknown\" \"%s (%s)\"\n",
293 s, _cupsLangString(cupsLangDefault(),
294 _("Internet Printing Protocol")), s);
ef416fc2 295 return (CUPS_BACKEND_OK);
296 }
bd7854cb 297 else if (argc < 6)
ef416fc2 298 {
db1f069b 299 _cupsLangPrintf(stderr,
0837b7e8 300 _("Usage: %s job-id user title copies options [file]"),
db1f069b 301 argv[0]);
ef416fc2 302 return (CUPS_BACKEND_STOP);
303 }
304
eac3a0a0
MS		 305 /*
306 * Get the device URI...
307 */
308
309 while ((device_uri = cupsBackendDeviceURI(argv)) == NULL)
310 {
311 _cupsLangPrintFilter(stderr, "INFO", _("Unable to locate printer."));
312 sleep(10);
313
314 if (getenv("CLASS") != NULL)
315 return (CUPS_BACKEND_FAILED);
316 }
317
318 if ((auth_info_required = getenv("AUTH_INFO_REQUIRED")) == NULL)
319 auth_info_required = "none";
320
321 state_reasons = _cupsArrayNewStrings(getenv("PRINTER_STATE_REASONS"));
322
323#ifdef HAVE_GSSAPI
324 /*
325 * For Kerberos, become the printing user (if we can) to get the credentials
326 * that way.
327 */
328
329 if (!getuid() && (value = getenv("AUTH_UID")) != NULL)
330 {
331 uid_t uid = (uid_t)atoi(value);
332 /* User ID */
333
334# ifdef HAVE_XPC
335 if (uid > 0)
336 {
337 if (argc == 6)
338 return (run_as_user(argc, argv, uid, device_uri, 0));
339 else
340 {
341 int status = 0; /* Exit status */
342
343 for (i = 6; i < argc && !status && !job_canceled; i ++)
344 {
345 if ((fd = open(argv[i], O_RDONLY)) >= 0)
346 {
347 status = run_as_user(argc, argv, uid, device_uri, fd);
348 close(fd);
349 }
350 else
351 {
352 _cupsLangPrintError("ERROR", _("Unable to open print file"));
353 status = CUPS_BACKEND_FAILED;
354 }
355 }
356
357 return (status);
358 }
359 }
360
361# else /* No XPC, just try to run as the user ID */
362 if (uid > 0)
363 seteuid(uid);
364# endif /* HAVE_XPC */
365 }
366#endif /* HAVE_GSSAPI */
367
ef416fc2 368 /*
bd7854cb 369 * Get the (final) content type...
ef416fc2 370 */
371
c277e2f8
MS		 372 if ((content_type = getenv("CONTENT_TYPE")) == NULL)
373 content_type = "application/octet-stream";
ef416fc2 374
c277e2f8
MS		 375 if ((final_content_type = getenv("FINAL_CONTENT_TYPE")) == NULL)
376 {
377 final_content_type = content_type;
378
379 if (!strncmp(final_content_type, "printer/", 8))
380 final_content_type = "application/vnd.cups-raw";
381 }
d09495fa 382
ef416fc2 383 /*
384 * Extract the hostname and printer name from the URI...
385 */
386
acb056cb
MS		 387 httpSeparateURI(HTTP_URI_CODING_ALL, device_uri, scheme, sizeof(scheme),
388 username, sizeof(username), hostname, sizeof(hostname), &port,
389 resource, sizeof(resource));
ef416fc2 390
a41f09e2
MS		 391 if (!port)
392 port = IPP_PORT; /* Default to port 631 */
393
acb056cb 394 if (!strcmp(scheme, "https"))
ef416fc2 395 cupsSetEncryption(HTTP_ENCRYPT_ALWAYS);
8ca02f3c 396 else
397 cupsSetEncryption(HTTP_ENCRYPT_IF_REQUESTED);
ef416fc2 398
ef416fc2 399 /*
400 * See if there are any options...
401 */
402
0268488e 403 compression = NULL;
cc754834 404 version = 20;
ef416fc2 405 waitjob = 1;
406 waitprinter = 1;
c0e1af83 407 contimeout = 7 * 24 * 60 * 60;
ef416fc2 408
409 if ((optptr = strchr(resource, '?')) != NULL)
410 {
411 /*
412 * Yup, terminate the device name string and move to the first
413 * character of the optptr...
414 */
415
416 *optptr++ = '\0';
417
418 /*
419 * Then parse the optptr...
420 */
421
422 while (*optptr)
423 {
424 /*
425 * Get the name...
426 */
427
db1f069b 428 name = optptr;
ef416fc2 429
db1f069b
MS		 430 while (*optptr && *optptr != '=' && *optptr != '+' && *optptr != '&')
431 optptr ++;
432
433 if ((sep = *optptr) != '\0')
434 *optptr++ = '\0';
435
436 if (sep == '=')
ef416fc2 437 {
438 /*
439 * Get the value...
440 */
441
db1f069b 442 value = optptr;
ef416fc2 443
db1f069b 444 while (*optptr && *optptr != '+' && *optptr != '&')
ef416fc2 445 optptr ++;
db1f069b
MS		 446
447 if (*optptr)
448 *optptr++ = '\0';
ef416fc2 449 }
450 else
db1f069b 451 value = (char *)"";
ef416fc2 452
453 /*
454 * Process the option...
455 */
456
88f9aafc 457 if (!_cups_strcasecmp(name, "waitjob"))
ef416fc2 458 {
459 /*
460 * Wait for job completion?
461 */
462
88f9aafc
MS		 463 waitjob = !_cups_strcasecmp(value, "on") ||
464 !_cups_strcasecmp(value, "yes") ||
465 !_cups_strcasecmp(value, "true");
ef416fc2 466 }
88f9aafc 467 else if (!_cups_strcasecmp(name, "waitprinter"))
ef416fc2 468 {
469 /*
470 * Wait for printer idle?
471 */
472
88f9aafc
MS		 473 waitprinter = !_cups_strcasecmp(value, "on") ||
474 !_cups_strcasecmp(value, "yes") ||
475 !_cups_strcasecmp(value, "true");
ef416fc2 476 }
88f9aafc 477 else if (!_cups_strcasecmp(name, "encryption"))
ef416fc2 478 {
479 /*
480 * Enable/disable encryption?
481 */
482
88f9aafc 483 if (!_cups_strcasecmp(value, "always"))
ef416fc2 484 cupsSetEncryption(HTTP_ENCRYPT_ALWAYS);
88f9aafc 485 else if (!_cups_strcasecmp(value, "required"))
ef416fc2 486 cupsSetEncryption(HTTP_ENCRYPT_REQUIRED);
88f9aafc 487 else if (!_cups_strcasecmp(value, "never"))
ef416fc2 488 cupsSetEncryption(HTTP_ENCRYPT_NEVER);
88f9aafc 489 else if (!_cups_strcasecmp(value, "ifrequested"))
ef416fc2 490 cupsSetEncryption(HTTP_ENCRYPT_IF_REQUESTED);
491 else
492 {
0837b7e8
MS		 493 _cupsLangPrintFilter(stderr, "ERROR",
494 _("Unknown encryption option value: \"%s\"."),
495 value);
ef416fc2 496 }
497 }
88f9aafc 498 else if (!_cups_strcasecmp(name, "version"))
ef416fc2 499 {
500 if (!strcmp(value, "1.0"))
c168a833 501 version = 10;
ef416fc2 502 else if (!strcmp(value, "1.1"))
c168a833
MS		 503 version = 11;
504 else if (!strcmp(value, "2.0"))
505 version = 20;
506 else if (!strcmp(value, "2.1"))
507 version = 21;
0837b7e8
MS		 508 else if (!strcmp(value, "2.2"))
509 version = 22;
ef416fc2 510 else
511 {
0837b7e8
MS		 512 _cupsLangPrintFilter(stderr, "ERROR",
513 _("Unknown version option value: \"%s\"."),
514 value);
ef416fc2 515 }
516 }
b423cd4c 517#ifdef HAVE_LIBZ
88f9aafc 518 else if (!_cups_strcasecmp(name, "compression"))
b423cd4c 519 {
88f9aafc
MS		 520 if (!_cups_strcasecmp(value, "true") || !_cups_strcasecmp(value, "yes") ||
521 !_cups_strcasecmp(value, "on") || !_cups_strcasecmp(value, "gzip"))
0268488e 522 compression = "gzip";
b423cd4c 523 }
524#endif /* HAVE_LIBZ */
88f9aafc 525 else if (!_cups_strcasecmp(name, "contimeout"))
c0e1af83 526 {
527 /*
528 * Set the connection timeout...
529 */
530
531 if (atoi(value) > 0)
532 contimeout = atoi(value);
533 }
ef416fc2 534 else
535 {
536 /*
537 * Unknown option...
538 */
539
0837b7e8
MS		 540 _cupsLangPrintFilter(stderr, "ERROR",
541 _("Unknown option \"%s\" with value \"%s\"."),
542 name, value);
ef416fc2 543 }
544 }
545 }
546
b423cd4c 547 /*
548 * If we have 7 arguments, print the file named on the command-line.
549 * Otherwise, copy stdin to a temporary file and print the temporary
550 * file.
551 */
552
553 if (argc == 6)
554 {
cc754834 555 num_files = 0;
f228370c 556 files = NULL;
88f9aafc
MS		 557 send_options = !_cups_strcasecmp(final_content_type, "application/pdf") ||
558 !_cups_strcasecmp(final_content_type, "application/vnd.cups-pdf") ||
559 !_cups_strncasecmp(final_content_type, "image/", 6);
cc754834
MS		 560
561 fputs("DEBUG: Sending stdin for job...\n", stderr);
b423cd4c 562 }
563 else
564 {
565 /*
566 * Point to the files on the command-line...
567 */
568
c277e2f8
MS		 569 num_files = argc - 6;
570 files = argv + 6;
571 send_options = 1;
b94498cf 572
b423cd4c 573#ifdef HAVE_LIBZ
574 if (compression)
575 compress_files(num_files, files);
576#endif /* HAVE_LIBZ */
b423cd4c 577
cc754834
MS		 578 fprintf(stderr, "DEBUG: %d files to send in job...\n", num_files);
579 }
b423cd4c 580
ef416fc2 581 /*
582 * Set the authentication info, if any...
583 */
584
585 cupsSetPasswordCB(password_cb);
586
587 if (username[0])
588 {
589 /*
590 * Use authenticaion information in the device URI...
591 */
592
593 if ((password = strchr(username, ':')) != NULL)
594 *password++ = '\0';
595
596 cupsSetUser(username);
597 }
82f97232 598 else
ef416fc2 599 {
600 /*
09a101d6 601 * Try loading authentication information from the environment.
ef416fc2 602 */
603
db1f069b
MS		 604 const char *ptr = getenv("AUTH_USERNAME");
605
606 if (ptr)
09a101d6 607 cupsSetUser(ptr);
ef416fc2 608
09a101d6 609 password = getenv("AUTH_PASSWORD");
ef416fc2 610 }
611
612 /*
c8fef167 613 * Try finding the remote server...
ef416fc2 614 */
615
4d301e69 616 start_time = time(NULL);
c0e1af83 617
c8fef167
MS		 618 sprintf(portname, "%d", port);
619
eac3a0a0 620 update_reasons(NULL, "+connecting-to-device");
c8fef167
MS		 621 fprintf(stderr, "DEBUG: Looking up \"%s\"...\n", hostname);
622
623 while ((addrlist = httpAddrGetList(hostname, AF_UNSPEC, portname)) == NULL)
624 {
625 _cupsLangPrintFilter(stderr, "INFO",
626 _("Unable to locate printer \"%s\"."), hostname);
627 sleep(10);
628
629 if (getenv("CLASS") != NULL)
630 {
eac3a0a0 631 update_reasons(NULL, "-connecting-to-device");
c8fef167
MS		 632 return (CUPS_BACKEND_STOP);
633 }
634 }
635
636 http = _httpCreate(hostname, port, addrlist, cupsEncryption(), AF_UNSPEC);
f228370c 637 httpSetTimeout(http, 30.0, timeout_cb, NULL);
c8fef167
MS		 638
639 /*
640 * See if the printer supports SNMP...
641 */
642
643 if ((snmp_fd = _cupsSNMPOpen(addrlist->addr.addr.sa_family)) >= 0)
644 {
645 have_supplies = !backendSNMPSupplies(snmp_fd, &(addrlist->addr),
646 &start_count, NULL);
647 }
648 else
649 have_supplies = start_count = 0;
650
651 /*
652 * Wait for data from the filter...
653 */
654
655 if (num_files == 0)
eac3a0a0 656 {
f14324a7 657 if (!backendWaitLoop(snmp_fd, &(addrlist->addr), 0, backendNetworkSideCB))
c8fef167 658 return (CUPS_BACKEND_OK);
eac3a0a0
MS		 659 else if ((bytes = read(0, buffer, sizeof(buffer))) <= 0)
660 return (CUPS_BACKEND_OK);
661 }
c8fef167
MS		 662
663 /*
664 * Try connecting to the remote server...
665 */
666
f14324a7 667 delay = _cupsNextDelay(0, &prev_delay);
757d2cad 668
ef416fc2 669 do
670 {
acb056cb 671 fprintf(stderr, "DEBUG: Connecting to %s:%d\n", hostname, port);
0837b7e8 672 _cupsLangPrintFilter(stderr, "INFO", _("Connecting to printer."));
ef416fc2 673
c8fef167 674 if (httpReconnect(http))
ef416fc2 675 {
c7017ecc
MS		 676 int error = errno; /* Connection error */
677
c8fef167 678 if (http->status == HTTP_PKI_ERROR)
eac3a0a0 679 update_reasons(NULL, "+cups-certificate-error");
c8fef167 680
cc754834 681 if (job_canceled)
7594b224 682 break;
683
ef416fc2 684 if (getenv("CLASS") != NULL)
685 {
686 /*
687 * If the CLASS environment variable is set, the job was submitted
688 * to a class and not to a specific queue. In this case, we want
689 * to abort immediately so that the job can be requeued on the next
690 * available printer in the class.
691 */
692
0837b7e8
MS		 693 _cupsLangPrintFilter(stderr, "INFO",
694 _("Unable to contact printer, queuing on next "
695 "printer in class."));
ef416fc2 696
ef416fc2 697 /*
698 * Sleep 5 seconds to keep the job from requeuing too rapidly...
699 */
700
701 sleep(5);
702
eac3a0a0 703 update_reasons(NULL, "-connecting-to-device");
c8fef167 704
ef416fc2 705 return (CUPS_BACKEND_FAILED);
706 }
707
c7017ecc
MS		 708 fprintf(stderr, "DEBUG: Connection error: %s\n", strerror(errno));
709
ef416fc2 710 if (errno == ECONNREFUSED || errno == EHOSTDOWN ||
711 errno == EHOSTUNREACH)
712 {
c0e1af83 713 if (contimeout && (time(NULL) - start_time) > contimeout)
714 {
0837b7e8
MS		 715 _cupsLangPrintFilter(stderr, "ERROR",
716 _("The printer is not responding."));
eac3a0a0 717 update_reasons(NULL, "-connecting-to-device");
c0e1af83 718 return (CUPS_BACKEND_FAILED);
719 }
720
c7017ecc
MS		 721 switch (error)
722 {
723 case EHOSTDOWN :
0837b7e8 724 _cupsLangPrintFilter(stderr, "WARNING",
22c9029b
MS		 725 _("The printer may not exist or "
726 "is unavailable at this time."));
c7017ecc
MS		 727 break;
728
729 case EHOSTUNREACH :
0837b7e8 730 _cupsLangPrintFilter(stderr, "WARNING",
22c9029b
MS		 731 _("The printer is unreachable at this "
732 "time."));
c7017ecc
MS		 733 break;
734
735 case ECONNREFUSED :
736 default :
0837b7e8 737 _cupsLangPrintFilter(stderr, "WARNING",
22c9029b 738 _("The printer is busy."));
c7017ecc
MS		 739 break;
740 }
c0e1af83 741
742 sleep(delay);
743
f14324a7 744 delay = _cupsNextDelay(delay, &prev_delay);
ef416fc2 745 }
ef416fc2 746 else
747 {
0837b7e8 748 _cupsLangPrintFilter(stderr, "ERROR",
22c9029b 749 _("The printer is not responding."));
ef416fc2 750 sleep(30);
751 }
7594b224 752
cc754834 753 if (job_canceled)
7594b224 754 break;
ef416fc2 755 }
c8fef167 756 else
eac3a0a0 757 update_reasons(NULL, "-cups-certificate-error");
ef416fc2 758 }
c8fef167 759 while (http->fd < 0);
ef416fc2 760
cc754834 761 if (job_canceled || !http)
7594b224 762 return (CUPS_BACKEND_FAILED);
7594b224 763
eac3a0a0 764 update_reasons(NULL, "-connecting-to-device");
0837b7e8 765 _cupsLangPrintFilter(stderr, "INFO", _("Connected to printer."));
ef416fc2 766
22c9029b
MS		 767 fprintf(stderr, "DEBUG: Connected to %s:%d...\n",
768 httpAddrString(http->hostaddr, addrname, sizeof(addrname)),
769 _httpAddrPort(http->hostaddr));
26d47ec6 770
ef416fc2 771 /*
772 * Build a URI for the printer and fill the standard IPP attributes for
773 * an IPP_PRINT_FILE request. We can't use the URI in argv[0] because it
774 * might contain username:password information...
775 */
776
acb056cb
MS		 777 httpAssembleURI(HTTP_URI_CODING_ALL, uri, sizeof(uri), scheme, NULL, hostname,
778 port, resource);
ef416fc2 779
780 /*
781 * First validate the destination and see if the device supports multiple
cc754834 782 * copies...
ef416fc2 783 */
784
84315f46
MS		 785 copies_sup = NULL;
786 cups_version = NULL;
787 format_sup = NULL;
788 media_col_sup = NULL;
789 supported = NULL;
790 operations_sup = NULL;
791 doc_handling_sup = NULL;
792 validate_job = 0;
ef416fc2 793
794 do
795 {
7a14d768
MS		 796 /*
797 * Check for side-channel requests...
798 */
799
800 backendCheckSideChannel(snmp_fd, http->hostaddr);
801
ef416fc2 802 /*
803 * Build the IPP request...
804 */
805
fa73b229 806 request = ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES);
c168a833
MS		 807 request->request.op.version[0] = version / 10;
808 request->request.op.version[1] = version % 10;
ef416fc2 809
810 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
811 NULL, uri);
812
813 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
814 "requested-attributes", sizeof(pattrs) / sizeof(pattrs[0]),
815 NULL, pattrs);
816
817 /*
818 * Do the request...
819 */
820
821 fputs("DEBUG: Getting supported attributes...\n", stderr);
822
97c9a8d7 823 if (http->version < HTTP_1_1)
cc754834 824 {
c7017ecc
MS		 825 fprintf(stderr, "DEBUG: Printer responded with HTTP version %d.%d.\n",
826 http->version / 100, http->version % 100);
eac3a0a0
MS		 827 update_reasons(NULL, "+cups-ipp-conformance-failure-report,"
828 "cups-ipp-wrong-http-version");
cc754834 829 }
97c9a8d7 830
7cf5915e
MS		 831 supported = cupsDoRequest(http, request, resource);
832 ipp_status = cupsLastError();
ef416fc2 833
22c9029b
MS		 834 fprintf(stderr, "DEBUG: Get-Printer-Attributes: %s (%s)\n",
835 ippErrorString(ipp_status), cupsLastErrorString());
836
ef416fc2 837 if (ipp_status > IPP_OK_CONFLICT)
838 {
7cf5915e
MS		 839 fprintf(stderr, "DEBUG: Get-Printer-Attributes returned %s.\n",
840 ippErrorString(ipp_status));
841
ef416fc2 842 if (ipp_status == IPP_PRINTER_BUSY ||
843 ipp_status == IPP_SERVICE_UNAVAILABLE)
844 {
c0e1af83 845 if (contimeout && (time(NULL) - start_time) > contimeout)
846 {
0837b7e8
MS		 847 _cupsLangPrintFilter(stderr, "ERROR",
848 _("The printer is not responding."));
c0e1af83 849 return (CUPS_BACKEND_FAILED);
850 }
851
22c9029b 852 _cupsLangPrintFilter(stderr, "INFO", _("The printer is busy."));
c0e1af83 853
321d8d57 854 report_printer_state(supported);
c0e1af83 855
856 sleep(delay);
857
f14324a7 858 delay = _cupsNextDelay(delay, &prev_delay);
ef416fc2 859 }
860 else if ((ipp_status == IPP_BAD_REQUEST ||
c168a833 861 ipp_status == IPP_VERSION_NOT_SUPPORTED) && version > 10)
ef416fc2 862 {
863 /*
cc754834 864 * Switch to IPP/1.1 or IPP/1.0...
ef416fc2 865 */
866
cc754834
MS		 867 if (version >= 20)
868 {
0837b7e8
MS		 869 _cupsLangPrintFilter(stderr, "INFO",
870 _("Printer does not support IPP/%d.%d, trying "
871 "IPP/%s."), version / 10, version % 10, "1.1");
cc754834
MS		 872 version = 11;
873 }
874 else
875 {
0837b7e8
MS		 876 _cupsLangPrintFilter(stderr, "INFO",
877 _("Printer does not support IPP/%d.%d, trying "
878 "IPP/%s."), version / 10, version % 10, "1.0");
cc754834
MS		 879 version = 10;
880 }
881
ef416fc2 882 httpReconnect(http);
883 }
884 else if (ipp_status == IPP_NOT_FOUND)
885 {
0837b7e8
MS		 886 _cupsLangPrintFilter(stderr, "ERROR",
887 _("The printer URI is incorrect or no longer "
888 "exists."));
ef416fc2 889
22c9029b 890 ippDelete(supported);
ef416fc2 891
892 return (CUPS_BACKEND_STOP);
893 }
41681883
MS		 894 else if (ipp_status == IPP_NOT_AUTHORIZED || ipp_status == IPP_FORBIDDEN)
895 {
896 if (!strncmp(httpGetField(http, HTTP_FIELD_WWW_AUTHENTICATE),
897 "Negotiate", 9))
898 auth_info_required = "negotiate";
899
900 fprintf(stderr, "ATTR: auth-info-required=%s\n", auth_info_required);
901 return (CUPS_BACKEND_AUTH_REQUIRED);
902 }
ef416fc2 903 else
904 {
0837b7e8 905 _cupsLangPrintFilter(stderr, "ERROR",
22c9029b 906 _("Unable to get printer status."));
ef416fc2 907 sleep(10);
908 }
909
22c9029b
MS		 910 ippDelete(supported);
911 supported = NULL;
ef416fc2 912 continue;
913 }
cc754834 914
eac3a0a0 915 if (!getenv("CLASS"))
22c9029b 916 {
eac3a0a0
MS		 917 /*
918 * Check printer-is-accepting-jobs = false and printer-state-reasons for the
919 * "spool-area-full" keyword...
920 */
22c9029b 921
eac3a0a0
MS		 922 int busy = 0;
923
924 if ((printer_accepting = ippFindAttribute(supported,
925 "printer-is-accepting-jobs",
926 IPP_TAG_BOOLEAN)) != NULL &&
927 !printer_accepting->values[0].boolean)
928 busy = 1;
929 else if (!printer_accepting)
930 update_reasons(NULL, "+cups-ipp-conformance-failure-report,"
931 "cups-ipp-missing-printer-is-accepting-jobs");
88f9aafc 932
eac3a0a0
MS		 933 if ((printer_state = ippFindAttribute(supported,
934 "printer-state-reasons",
935 IPP_TAG_KEYWORD)) != NULL && !busy)
936 {
937 for (i = 0; i < printer_state->num_values; i ++)
938 if (!strcmp(printer_state->values[0].string.text,
939 "spool-area-full") ||
940 !strncmp(printer_state->values[0].string.text, "spool-area-full-",
941 16))
942 {
943 busy = 1;
944 break;
945 }
946 }
947 else
948 update_reasons(NULL, "+cups-ipp-conformance-failure-report,"
949 "cups-ipp-missing-printer-state-reasons");
950
951 if (busy)
22c9029b
MS		 952 {
953 _cupsLangPrintFilter(stderr, "INFO", _("The printer is busy."));
954
321d8d57 955 report_printer_state(supported);
22c9029b
MS		 956
957 sleep(delay);
958
eac3a0a0 959 delay = _cupsNextDelay(delay, &prev_delay);
22c9029b
MS		 960
961 ippDelete(supported);
962 supported = NULL;
963 continue;
964 }
965 }
22c9029b 966
cc754834
MS		 967 /*
968 * Check for supported attributes...
969 */
970
971 if ((copies_sup = ippFindAttribute(supported, "copies-supported",
972 IPP_TAG_RANGE)) != NULL)
ef416fc2 973 {
974 /*
975 * Has the "copies-supported" attribute - does it have an upper
976 * bound > 1?
977 */
978
cc754834
MS		 979 fprintf(stderr, "DEBUG: copies-supported=%d-%d\n",
980 copies_sup->values[0].range.lower,
981 copies_sup->values[0].range.upper);
982
ef416fc2 983 if (copies_sup->values[0].range.upper <= 1)
984 copies_sup = NULL; /* No */
985 }
986
cc754834 987 cups_version = ippFindAttribute(supported, "cups-version", IPP_TAG_TEXT);
ef416fc2 988
cc754834
MS		 989 if ((format_sup = ippFindAttribute(supported, "document-format-supported",
990 IPP_TAG_MIMETYPE)) != NULL)
ef416fc2 991 {
992 fprintf(stderr, "DEBUG: document-format-supported (%d values)\n",
993 format_sup->num_values);
994 for (i = 0; i < format_sup->num_values; i ++)
995 fprintf(stderr, "DEBUG: [%d] = \"%s\"\n", i,
996 format_sup->values[i].string.text);
997 }
998
cc754834
MS		 999 if ((media_col_sup = ippFindAttribute(supported, "media-col-supported",
1000 IPP_TAG_KEYWORD)) != NULL)
1001 {
1002 fprintf(stderr, "DEBUG: media-col-supported (%d values)\n",
1003 media_col_sup->num_values);
1004 for (i = 0; i < media_col_sup->num_values; i ++)
1005 fprintf(stderr, "DEBUG: [%d] = \"%s\"\n", i,
1006 media_col_sup->values[i].string.text);
1007 }
1008
0268488e
MS		 1009 if ((operations_sup = ippFindAttribute(supported, "operations-supported",
1010 IPP_TAG_ENUM)) != NULL)
1011 {
eac3a0a0
MS		 1012 for (i = 0; i < operations_sup->num_values; i ++)
1013 if (operations_sup->values[i].integer == IPP_PRINT_JOB)
1014 break;
1015
1016 if (i >= operations_sup->num_values)
1017 update_reasons(NULL, "+cups-ipp-conformance-failure-report,"
1018 "cups-ipp-missing-print-job");
1019
1020 for (i = 0; i < operations_sup->num_values; i ++)
1021 if (operations_sup->values[i].integer == IPP_CANCEL_JOB)
1022 break;
1023
1024 if (i >= operations_sup->num_values)
1025 update_reasons(NULL, "+cups-ipp-conformance-failure-report,"
1026 "cups-ipp-missing-cancel-job");
1027
1028 for (i = 0; i < operations_sup->num_values; i ++)
1029 if (operations_sup->values[i].integer == IPP_GET_JOB_ATTRIBUTES)
1030 break;
1031
1032 if (i >= operations_sup->num_values)
1033 update_reasons(NULL, "+cups-ipp-conformance-failure-report,"
1034 "cups-ipp-missing-get-job-attributes");
1035
1036 for (i = 0; i < operations_sup->num_values; i ++)
1037 if (operations_sup->values[i].integer == IPP_GET_PRINTER_ATTRIBUTES)
1038 break;
1039
1040 if (i >= operations_sup->num_values)
1041 update_reasons(NULL, "+cups-ipp-conformance-failure-report,"
1042 "cups-ipp-missing-get-printer-attributes");
1043
0268488e
MS		 1044 for (i = 0; i < operations_sup->num_values; i ++)
1045 if (operations_sup->values[i].integer == IPP_VALIDATE_JOB)
1046 {
1047 validate_job = 1;
1048 break;
1049 }
1050
1051 if (!validate_job)
eac3a0a0
MS		 1052 update_reasons(NULL, "+cups-ipp-conformance-failure-report,"
1053 "cups-ipp-missing-validate-job");
0268488e
MS		 1054 }
1055 else
eac3a0a0
MS		 1056 update_reasons(NULL, "+cups-ipp-conformance-failure-report,"
1057 "cups-ipp-missing-operations-supported");
0268488e 1058
84315f46
MS		 1059 doc_handling_sup = ippFindAttribute(supported,
1060 "multiple-document-handling-supported",
1061 IPP_TAG_KEYWORD);
1062
321d8d57 1063 report_printer_state(supported);
ef416fc2 1064 }
1065 while (ipp_status > IPP_OK_CONFLICT);
1066
1067 /*
1068 * See if the printer is accepting jobs and is not stopped; if either
1069 * condition is true and we are printing to a class, requeue the job...
1070 */
1071
1072 if (getenv("CLASS") != NULL)
1073 {
1074 printer_state = ippFindAttribute(supported, "printer-state",
1075 IPP_TAG_ENUM);
1076 printer_accepting = ippFindAttribute(supported, "printer-is-accepting-jobs",
1077 IPP_TAG_BOOLEAN);
1078
1079 if (printer_state == NULL ||
bd7854cb 1080 (printer_state->values[0].integer > IPP_PRINTER_PROCESSING &&
1081 waitprinter) ||
ef416fc2 1082 printer_accepting == NULL ||
1083 !printer_accepting->values[0].boolean)
1084 {
1085 /*
1086 * If the CLASS environment variable is set, the job was submitted
1087 * to a class and not to a specific queue. In this case, we want
1088 * to abort immediately so that the job can be requeued on the next
1089 * available printer in the class.
1090 */
1091
0837b7e8
MS		 1092 _cupsLangPrintFilter(stderr, "INFO",
1093 _("Unable to contact printer, queuing on next "
1094 "printer in class."));
ef416fc2 1095
1096 ippDelete(supported);
1097 httpClose(http);
1098
ef416fc2 1099 /*
1100 * Sleep 5 seconds to keep the job from requeuing too rapidly...
1101 */
1102
1103 sleep(5);
1104
1105 return (CUPS_BACKEND_FAILED);
1106 }
1107 }
1108
1109 /*
1110 * See if the printer supports multiple copies...
1111 */
1112
d09495fa 1113 copies = atoi(argv[4]);
1114
ef416fc2 1115 if (copies_sup || argc < 7)
d09495fa 1116 {
1117 copies_remaining = 1;
1118
f14324a7 1119 if (argc < 7 && !send_options)
d09495fa 1120 copies = 1;
1121 }
ef416fc2 1122 else
d09495fa 1123 copies_remaining = copies;
ef416fc2 1124
0268488e
MS		 1125 /*
1126 * Prepare remaining printing options...
1127 */
1128
1129 options = NULL;
f14324a7 1130 pc = NULL;
0268488e
MS		 1131
1132 if (send_options)
1133 {
1134 num_options = cupsParseOptions(argv[5], 0, &options);
1135
1136 if (!cups_version && media_col_sup)
1137 {
1138 /*
1139 * Load the PPD file and generate PWG attribute mapping information...
1140 */
1141
1142 ppd = ppdOpenFile(getenv("PPD"));
f14324a7 1143 pc = _ppdCacheCreateWithPPD(ppd);
0268488e
MS		 1144
1145 ppdClose(ppd);
1146 }
1147 }
1148 else
1149 num_options = 0;
1150
1151 document_format = NULL;
1152
1153 if (format_sup != NULL)
1154 {
1155 for (i = 0; i < format_sup->num_values; i ++)
88f9aafc 1156 if (!_cups_strcasecmp(final_content_type, format_sup->values[i].string.text))
0268488e
MS		 1157 {
1158 document_format = final_content_type;
1159 break;
1160 }
c8fef167
MS		 1161
1162 if (!document_format)
1163 {
1164 for (i = 0; i < format_sup->num_values; i ++)
88f9aafc 1165 if (!_cups_strcasecmp("application/octet-stream",
c8fef167
MS		 1166 format_sup->values[i].string.text))
1167 {
1168 document_format = "application/octet-stream";
1169 break;
1170 }
1171 }
0268488e
MS		 1172 }
1173
82f97232
MS		 1174 /*
1175 * If the printer does not support HTTP/1.1 (which IPP requires), copy stdin
1176 * to a temporary file so that we can do a HTTP/1.0 submission...
1177 *
1178 * (I hate compatibility hacks!)
1179 */
1180
1181 if (http->version < HTTP_1_1 && num_files == 0)
1182 {
1183 if ((fd = cupsTempFd(tmpfilename, sizeof(tmpfilename))) < 0)
1184 {
1185 perror("DEBUG: Unable to create temporary file");
1186 return (CUPS_BACKEND_FAILED);
1187 }
1188
1189 _cupsLangPrintFilter(stderr, "INFO", _("Copying print data."));
1190
1191 compatsize = backendRunLoop(-1, fd, snmp_fd, &(addrlist->addr), 0, 0,
1192 backendNetworkSideCB);
1193
1194 close(fd);
1195
1196 compatfile = tmpfilename;
1197 files = &compatfile;
1198 num_files = 1;
1199 }
1200 else if (http->version < HTTP_1_1 && num_files == 1)
1201 {
1202 struct stat fileinfo; /* File information */
1203
1204 if (!stat(files[0], &fileinfo))
1205 compatsize = fileinfo.st_size;
1206 }
1207
7cf5915e
MS		 1208 /*
1209 * Start monitoring the printer in the background...
1210 */
1211
1212 monitor.uri = uri;
1213 monitor.hostname = hostname;
1214 monitor.user = argv[2];
1215 monitor.resource = resource;
1216 monitor.port = port;
1217 monitor.version = version;
1218 monitor.job_id = 0;
1219 monitor.encryption = cupsEncryption();
1220 monitor.job_state = IPP_JOB_PENDING;
1221 monitor.printer_state = IPP_PRINTER_IDLE;
1222
1223 _cupsThreadCreate((_cups_thread_func_t)monitor_printer, &monitor);
1224
ef416fc2 1225 /*
0268488e 1226 * Validate access to the printer...
ef416fc2 1227 */
1228
22c9029b 1229 while (!job_canceled && validate_job)
ef416fc2 1230 {
0268488e
MS		 1231 request = new_request(IPP_VALIDATE_JOB, version, uri, argv[2], argv[3],
1232 num_options, options, compression,
f14324a7 1233 copies_sup ? copies : 1, document_format, pc,
84315f46 1234 media_col_sup, doc_handling_sup);
b423cd4c 1235
0268488e 1236 ippDelete(cupsDoRequest(http, request, resource));
ef416fc2 1237
0268488e 1238 ipp_status = cupsLastError();
ef416fc2 1239
22c9029b
MS		 1240 fprintf(stderr, "DEBUG: Validate-Job: %s (%s)\n",
1241 ippErrorString(ipp_status), cupsLastErrorString());
cc754834 1242
22c9029b
MS		 1243 if (job_canceled)
1244 break;
ef416fc2 1245
22c9029b
MS		 1246 if (ipp_status == IPP_SERVICE_UNAVAILABLE || ipp_status == IPP_PRINTER_BUSY)
1247 {
1248 _cupsLangPrintFilter(stderr, "INFO", _("The printer is busy."));
1249 sleep(10);
1250 }
eac3a0a0
MS		 1251 else if (ipp_status == IPP_NOT_AUTHORIZED || ipp_status == IPP_FORBIDDEN ||
1252 ipp_status == IPP_AUTHENTICATION_CANCELED)
22c9029b
MS		 1253 {
1254 /*
1255 * Update auth-info-required as needed...
1256 */
d9bca400 1257
22c9029b
MS		 1258 fprintf(stderr, "DEBUG: WWW-Authenticate=\"%s\"\n",
1259 httpGetField(http, HTTP_FIELD_WWW_AUTHENTICATE));
ef416fc2 1260
22c9029b
MS		 1261 /*
1262 * Normal authentication goes through the password callback, which sets
1263 * auth_info_required to "username,password". Kerberos goes directly
1264 * through GSSAPI, so look for Negotiate in the WWW-Authenticate header
1265 * here and set auth_info_required as needed...
1266 */
cc754834 1267
22c9029b
MS		 1268 if (!strncmp(httpGetField(http, HTTP_FIELD_WWW_AUTHENTICATE),
1269 "Negotiate", 9))
1270 auth_info_required = "negotiate";
ef416fc2 1271
22c9029b 1272 goto cleanup;
0268488e 1273 }
22c9029b
MS		 1274 else if (ipp_status == IPP_OPERATION_NOT_SUPPORTED)
1275 {
eac3a0a0
MS		 1276 /*
1277 * This is all too common...
1278 */
1279
1280 update_reasons(NULL, "+cups-ipp-conformance-failure-report,"
1281 "cups-ipp-missing-validate-job");
22c9029b
MS		 1282 break;
1283 }
1284 else if (ipp_status < IPP_REDIRECTION_OTHER_SITE)
0268488e
MS		 1285 break;
1286 }
cc754834 1287
0268488e
MS		 1288 /*
1289 * Then issue the print-job request...
1290 */
cc754834 1291
0268488e 1292 job_id = 0;
7cf5915e 1293
0268488e
MS		 1294 while (!job_canceled && copies_remaining > 0)
1295 {
1296 /*
1297 * Check for side-channel requests...
1298 */
cc754834 1299
0268488e 1300 backendCheckSideChannel(snmp_fd, http->hostaddr);
7cf5915e 1301
0268488e
MS		 1302 /*
1303 * Build the IPP job creation request...
1304 */
d09495fa 1305
0268488e
MS		 1306 if (job_canceled)
1307 break;
ef416fc2 1308
0268488e
MS		 1309 request = new_request(num_files > 1 ? IPP_CREATE_JOB : IPP_PRINT_JOB,
1310 version, uri, argv[2], argv[3], num_options, options,
1311 compression, copies_sup ? copies : 1, document_format,
84315f46 1312 pc, media_col_sup, doc_handling_sup);
ef416fc2 1313
ef416fc2 1314 /*
1315 * Do the request...
1316 */
1317
bd7854cb 1318 if (num_files > 1)
1319 response = cupsDoRequest(http, request, resource);
ef416fc2 1320 else
cc754834 1321 {
82f97232
MS		 1322 size_t length = 0; /* Length of request */
1323
1324 if (compatsize > 0)
1325 {
1326 fputs("DEBUG: Sending file using HTTP/1.0 Content-Length...\n", stderr);
1327 length = ippLength(request) + (size_t)compatsize;
1328 }
1329 else
1330 fputs("DEBUG: Sending file using HTTP/1.1 chunking...\n", stderr);
1331
1332 http_status = cupsSendRequest(http, request, resource, length);
cc754834
MS		 1333 if (http_status == HTTP_CONTINUE && request->state == IPP_DATA)
1334 {
1335 if (num_files == 1)
1336 fd = open(files[0], O_RDONLY);
1337 else
eac3a0a0
MS		 1338 {
1339 fd = 0;
1340 http_status = cupsWriteRequestData(http, buffer, bytes);
1341 }
cc754834 1342
eac3a0a0 1343 while (http_status == HTTP_CONTINUE)
cc754834 1344 {
eac3a0a0
MS		 1345 /*
1346 * Check for side-channel requests and more print data...
1347 */
cc754834 1348
eac3a0a0
MS		 1349 FD_ZERO(&input);
1350 FD_SET(fd, &input);
1351 FD_SET(snmp_fd, &input);
cc754834 1352
eac3a0a0
MS		 1353 while (select(fd > snmp_fd ? fd + 1 : snmp_fd + 1, &input, NULL, NULL,
1354 NULL) <= 0 && !job_canceled);
1355
1356 if (FD_ISSET(snmp_fd, &input))
cc754834 1357 backendCheckSideChannel(snmp_fd, http->hostaddr);
eac3a0a0
MS		 1358
1359 if (FD_ISSET(fd, &input))
1360 {
1361 if ((bytes = read(fd, buffer, sizeof(buffer))) > 0)
1362 {
1363 fprintf(stderr, "DEBUG: Read %d bytes...\n", (int)bytes);
1364
1365 if (cupsWriteRequestData(http, buffer, bytes) != HTTP_CONTINUE)
1366 break;
1367 }
1368 else if (bytes == 0 || (errno != EINTR && errno != EAGAIN))
1369 break;
cc754834
MS		 1370 }
1371 }
1372
1373 if (num_files == 1)
1374 close(fd);
1375 }
1376
1377 response = cupsGetResponse(http, resource);
1378 ippDelete(request);
1379 }
bd7854cb 1380
1381 ipp_status = cupsLastError();
ef416fc2 1382
22c9029b
MS		 1383 fprintf(stderr, "DEBUG: %s: %s (%s)\n",
1384 num_files > 1 ? "Create-Job" : "Print-Job",
1385 ippErrorString(ipp_status), cupsLastErrorString());
1386
ef416fc2 1387 if (ipp_status > IPP_OK_CONFLICT)
1388 {
1389 job_id = 0;
1390
cc754834 1391 if (job_canceled)
bd7854cb 1392 break;
1393
ef416fc2 1394 if (ipp_status == IPP_SERVICE_UNAVAILABLE ||
1395 ipp_status == IPP_PRINTER_BUSY)
1396 {
22c9029b 1397 _cupsLangPrintFilter(stderr, "INFO", _("The printer is busy."));
ef416fc2 1398 sleep(10);
22c9029b
MS		 1399
1400 if (num_files == 0)
1401 {
1402 /*
1403 * We can't re-submit when we have no files to print, so exit
1404 * immediately with the right status code...
1405 */
1406
1407 goto cleanup;
1408 }
ef416fc2 1409 }
771bd8cb
MS		 1410 else if (ipp_status == IPP_ERROR_JOB_CANCELED)
1411 goto cleanup;
ef416fc2 1412 else
68b10830
MS		 1413 {
1414 /*
1415 * Update auth-info-required as needed...
1416 */
1417
0837b7e8 1418 _cupsLangPrintFilter(stderr, "ERROR",
22c9029b 1419 _("Print file was not accepted."));
68b10830 1420
18ecb428 1421 if (ipp_status == IPP_NOT_AUTHORIZED || ipp_status == IPP_FORBIDDEN)
68b10830
MS		 1422 {
1423 fprintf(stderr, "DEBUG: WWW-Authenticate=\"%s\"\n",
1424 httpGetField(http, HTTP_FIELD_WWW_AUTHENTICATE));
1425
18ecb428
MS		 1426 /*
1427 * Normal authentication goes through the password callback, which sets
1428 * auth_info_required to "username,password". Kerberos goes directly
1429 * through GSSAPI, so look for Negotiate in the WWW-Authenticate header
1430 * here and set auth_info_required as needed...
1431 */
1432
68b10830
MS		 1433 if (!strncmp(httpGetField(http, HTTP_FIELD_WWW_AUTHENTICATE),
1434 "Negotiate", 9))
18ecb428 1435 auth_info_required = "negotiate";
68b10830 1436 }
22c9029b
MS		 1437 else
1438 sleep(10);
1439
1440 if (num_files == 0)
1441 {
1442 /*
1443 * We can't re-submit when we have no files to print, so exit
1444 * immediately with the right status code...
1445 */
1446
1447 goto cleanup;
1448 }
68b10830 1449 }
ef416fc2 1450 }
1451 else if ((job_id_attr = ippFindAttribute(response, "job-id",
1452 IPP_TAG_INTEGER)) == NULL)
1453 {
0837b7e8
MS		 1454 _cupsLangPrintFilter(stderr, "INFO",
1455 _("Print file accepted - job ID unknown."));
eac3a0a0
MS		 1456 update_reasons(NULL, "+cups-ipp-conformance-failure-report,"
1457 "cups-ipp-missing-job-id");
ef416fc2 1458 job_id = 0;
1459 }
1460 else
1461 {
7cf5915e 1462 monitor.job_id = job_id = job_id_attr->values[0].integer;
0837b7e8
MS		 1463 _cupsLangPrintFilter(stderr, "INFO",
1464 _("Print file accepted - job ID %d."), job_id);
ef416fc2 1465 }
1466
bd7854cb 1467 ippDelete(response);
1468
cc754834 1469 if (job_canceled)
bd7854cb 1470 break;
1471
1472 if (job_id && num_files > 1)
1473 {
1474 for (i = 0; i < num_files; i ++)
1475 {
7a14d768
MS		 1476 /*
1477 * Check for side-channel requests...
1478 */
1479
1480 backendCheckSideChannel(snmp_fd, http->hostaddr);
1481
1482 /*
1483 * Send the next file in the job...
1484 */
1485
bd7854cb 1486 request = ippNewRequest(IPP_SEND_DOCUMENT);
c168a833
MS		 1487 request->request.op.version[0] = version / 10;
1488 request->request.op.version[1] = version % 10;
bd7854cb 1489
1490 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
1491 NULL, uri);
1492
1493 ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id",
1494 job_id);
1495
1496 if (argv[2][0])
1497 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
1498 "requesting-user-name", NULL, argv[2]);
1499
1500 if ((i + 1) == num_files)
1501 ippAddBoolean(request, IPP_TAG_OPERATION, "last-document", 1);
1502
1503 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_MIMETYPE,
1504 "document-format", NULL, content_type);
1505
cc754834
MS		 1506 fprintf(stderr, "DEBUG: Sending file %d using chunking...\n", i + 1);
1507 http_status = cupsSendRequest(http, request, resource, 0);
1508 if (http_status == HTTP_CONTINUE && request->state == IPP_DATA &&
1509 (fd = open(files[i], O_RDONLY)) >= 0)
1510 {
1511 while ((bytes = read(fd, buffer, sizeof(buffer))) > 0)
1512 {
4220952d 1513 if (cupsWriteRequestData(http, buffer, bytes) != HTTP_CONTINUE)
cc754834
MS		 1514 break;
1515 else
1516 {
1517 /*
1518 * Check for side-channel requests...
1519 */
1520
1521 backendCheckSideChannel(snmp_fd, http->hostaddr);
1522 }
1523 }
1524
1525 close(fd);
1526 }
97c9a8d7 1527
cc754834
MS		 1528 ippDelete(cupsGetResponse(http, resource));
1529 ippDelete(request);
bd7854cb 1530
22c9029b
MS		 1531 fprintf(stderr, "DEBUG: Send-Document: %s (%s)\n",
1532 ippErrorString(cupsLastError()), cupsLastErrorString());
1533
bd7854cb 1534 if (cupsLastError() > IPP_OK_CONFLICT)
1535 {
1536 ipp_status = cupsLastError();
1537
0837b7e8 1538 _cupsLangPrintFilter(stderr, "ERROR",
22c9029b 1539 _("Unable to add document to print job."));
bd7854cb 1540 break;
1541 }
1542 }
1543 }
ef416fc2 1544
1545 if (ipp_status <= IPP_OK_CONFLICT && argc > 6)
1546 {
1547 fprintf(stderr, "PAGE: 1 %d\n", copies_sup ? atoi(argv[4]) : 1);
d09495fa 1548 copies_remaining --;
ef416fc2 1549 }
1550 else if (ipp_status == IPP_SERVICE_UNAVAILABLE ||
1551 ipp_status == IPP_PRINTER_BUSY)
1f6f3dbc 1552 continue;
ef416fc2 1553 else
d09495fa 1554 copies_remaining --;
ef416fc2 1555
1556 /*
1557 * Wait for the job to complete...
1558 */
1559
1560 if (!job_id || !waitjob)
1561 continue;
1562
0837b7e8 1563 _cupsLangPrintFilter(stderr, "INFO", _("Waiting for job to complete."));
ef416fc2 1564
f14324a7 1565 for (delay = _cupsNextDelay(0, &prev_delay); !job_canceled;)
ef416fc2 1566 {
7a14d768
MS		 1567 /*
1568 * Check for side-channel requests...
1569 */
1570
1571 backendCheckSideChannel(snmp_fd, http->hostaddr);
1572
ef416fc2 1573 /*
1574 * Build an IPP_GET_JOB_ATTRIBUTES request...
1575 */
1576
fa73b229 1577 request = ippNewRequest(IPP_GET_JOB_ATTRIBUTES);
c168a833
MS		 1578 request->request.op.version[0] = version / 10;
1579 request->request.op.version[1] = version % 10;
ef416fc2 1580
1581 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
1582 NULL, uri);
1583
1584 ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id",
1585 job_id);
1586
1587 if (argv[2][0])
1588 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
1589 "requesting-user-name", NULL, argv[2]);
1590
1591 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
1592 "requested-attributes", sizeof(jattrs) / sizeof(jattrs[0]),
1593 NULL, jattrs);
1594
1595 /*
1596 * Do the request...
1597 */
1598
f14324a7 1599 httpReconnect(http);
bd7854cb 1600 response = cupsDoRequest(http, request, resource);
1601 ipp_status = cupsLastError();
ef416fc2 1602
1603 if (ipp_status == IPP_NOT_FOUND)
1604 {
1605 /*
1606 * Job has gone away and/or the server has no job history...
1607 */
1608
eac3a0a0
MS		 1609 update_reasons(NULL, "+cups-ipp-conformance-failure-report,"
1610 "cups-ipp-missing-job-history");
ef416fc2 1611 ippDelete(response);
1612
1613 ipp_status = IPP_OK;
1614 break;
1615 }
1616
22c9029b
MS		 1617 fprintf(stderr, "DEBUG: Get-Job-Attributes: %s (%s)\n",
1618 ippErrorString(ipp_status), cupsLastErrorString());
1619
ef416fc2 1620 if (ipp_status > IPP_OK_CONFLICT)
1621 {
1622 if (ipp_status != IPP_SERVICE_UNAVAILABLE &&
1623 ipp_status != IPP_PRINTER_BUSY)
1624 {
bd7854cb 1625 ippDelete(response);
ef416fc2 1626
0837b7e8 1627 _cupsLangPrintFilter(stderr, "ERROR",
22c9029b 1628 _("Unable to get print job status."));
ef416fc2 1629 break;
1630 }
1631 }
1632
bd7854cb 1633 if (response)
ef416fc2 1634 {
1635 if ((job_state = ippFindAttribute(response, "job-state",
1636 IPP_TAG_ENUM)) != NULL)
1637 {
07ed0e9a
MS		 1638 /*
1639 * Reflect the remote job state in the local queue...
1640 */
1641
eac3a0a0
MS		 1642 if (cups_version &&
1643 job_state->values[0].integer >= IPP_JOB_PENDING &&
07ed0e9a 1644 job_state->values[0].integer <= IPP_JOB_COMPLETED)
eac3a0a0
MS		 1645 update_reasons(NULL,
1646 remote_job_states[job_state->values[0].integer -
1647 IPP_JOB_PENDING]);
1648
1649 if ((job_sheets = ippFindAttribute(response,
1650 "job-media-sheets-completed",
1651 IPP_TAG_INTEGER)) == NULL)
1652 job_sheets = ippFindAttribute(response,
1653 "job-impressions-completed",
1654 IPP_TAG_INTEGER);
1655
1656 if (job_sheets)
1657 fprintf(stderr, "PAGE: total %d\n",
1658 job_sheets->values[0].integer);
07ed0e9a 1659
ef416fc2 1660 /*
1661 * Stop polling if the job is finished or pending-held...
1662 */
1663
b94498cf 1664 if (job_state->values[0].integer > IPP_JOB_STOPPED)
ef416fc2 1665 {
ef416fc2 1666 ippDelete(response);
1667 break;
1668 }
1669 }
7a0cbd5e
MS		 1670 else
1671 {
1672 /*
1673 * If the printer does not return a job-state attribute, it does not
1674 * conform to the IPP specification - break out immediately and fail
1675 * the job...
1676 */
1677
eac3a0a0
MS		 1678 update_reasons(NULL, "+cups-ipp-conformance-failure-report,"
1679 "cups-ipp-missing-job-state");
7a0cbd5e
MS		 1680 ipp_status = IPP_INTERNAL_ERROR;
1681 break;
1682 }
ef416fc2 1683 }
1684
bd7854cb 1685 ippDelete(response);
ef416fc2 1686
1687 /*
f14324a7 1688 * Wait before polling again...
ef416fc2 1689 */
1690
2e4ff8af
MS		 1691 sleep(delay);
1692
f14324a7 1693 delay = _cupsNextDelay(delay, &prev_delay);
ef416fc2 1694 }
1695 }
1696
1697 /*
bd7854cb 1698 * Cancel the job as needed...
ef416fc2 1699 */
1700
cc754834 1701 if (job_canceled && job_id)
bd7854cb 1702 cancel_job(http, uri, job_id, resource, argv[2], version);
1703
1704 /*
1705 * Check the printer state and report it if necessary...
1706 */
ef416fc2 1707
321d8d57 1708 check_printer_state(http, uri, resource, argv[2], version);
ef416fc2 1709
7a14d768
MS		 1710 /*
1711 * Collect the final page count as needed...
1712 */
1713
c8fef167 1714 if (have_supplies &&
7a14d768
MS		 1715 !backendSNMPSupplies(snmp_fd, http->hostaddr, &page_count, NULL) &&
1716 page_count > start_count)
1717 fprintf(stderr, "PAGE: total %d\n", page_count - start_count);
1718
18ecb428
MS		 1719#ifdef HAVE_GSSAPI
1720 /*
1721 * See if we used Kerberos at all...
1722 */
1723
1724 if (http->gssctx)
1725 auth_info_required = "negotiate";
1726#endif /* HAVE_GSSAPI */
1727
ef416fc2 1728 /*
1729 * Free memory...
1730 */
1731
0268488e
MS		 1732 cleanup:
1733
1734 cupsFreeOptions(num_options, options);
f14324a7 1735 _ppdCacheDestroy(pc);
0268488e 1736
ef416fc2 1737 httpClose(http);
1738
bd7854cb 1739 ippDelete(supported);
ef416fc2 1740
1741 /*
1742 * Remove the temporary file(s) if necessary...
1743 */
1744
82f97232
MS		 1745 if (tmpfilename[0])
1746 unlink(tmpfilename);
1747
b423cd4c 1748#ifdef HAVE_LIBZ
1749 if (compression)
1750 {
1751 for (i = 0; i < num_files; i ++)
1752 unlink(files[i]);
1753 }
1754#endif /* HAVE_LIBZ */
1755
ef416fc2 1756 /*
1757 * Return the queue status...
1758 */
1759
f14324a7 1760 if (ipp_status == IPP_NOT_AUTHORIZED || ipp_status == IPP_FORBIDDEN ||
82f97232 1761 ipp_status == IPP_AUTHENTICATION_CANCELED ||
f14324a7
MS		 1762 ipp_status <= IPP_OK_CONFLICT)
1763 fprintf(stderr, "ATTR: auth-info-required=%s\n", auth_info_required);
18ecb428 1764
82f97232
MS		 1765 if (ipp_status == IPP_NOT_AUTHORIZED || ipp_status == IPP_FORBIDDEN ||
1766 ipp_status == IPP_AUTHENTICATION_CANCELED)
7ff4fea9 1767 return (CUPS_BACKEND_AUTH_REQUIRED);
7a0cbd5e
MS		 1768 else if (ipp_status == IPP_INTERNAL_ERROR)
1769 return (CUPS_BACKEND_STOP);
22c9029b
MS		 1770 else if (ipp_status == IPP_DOCUMENT_FORMAT ||
1771 ipp_status == IPP_CONFLICT)
7ff4fea9 1772 return (CUPS_BACKEND_FAILED);
771bd8cb 1773 else if (ipp_status > IPP_OK_CONFLICT && ipp_status != IPP_ERROR_JOB_CANCELED)
22c9029b 1774 return (CUPS_BACKEND_RETRY_CURRENT);
7ff4fea9 1775 else
41681883 1776 {
0837b7e8 1777 _cupsLangPrintFilter(stderr, "INFO", _("Ready to print."));
7ff4fea9 1778 return (CUPS_BACKEND_OK);
41681883 1779 }
ef416fc2 1780}
1781
1782
bd7854cb 1783/*
1784 * 'cancel_job()' - Cancel a print job.
1785 */
1786
1787static void
1788cancel_job(http_t *http, /* I - HTTP connection */
1789 const char *uri, /* I - printer-uri */
1790 int id, /* I - job-id */
1791 const char *resource, /* I - Resource path */
1792 const char *user, /* I - requesting-user-name */
1793 int version) /* I - IPP version */
1794{
1795 ipp_t *request; /* Cancel-Job request */
1796
1797
0837b7e8 1798 _cupsLangPrintFilter(stderr, "INFO", _("Canceling print job."));
bd7854cb 1799
1800 request = ippNewRequest(IPP_CANCEL_JOB);
c168a833
MS		 1801 request->request.op.version[0] = version / 10;
1802 request->request.op.version[1] = version % 10;
bd7854cb 1803
1804 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
1805 NULL, uri);
1806 ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", id);
1807
1808 if (user && user[0])
1809 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
1810 "requesting-user-name", NULL, user);
1811
1812 /*
1813 * Do the request...
1814 */
1815
1816 ippDelete(cupsDoRequest(http, request, resource));
1817
1818 if (cupsLastError() > IPP_OK_CONFLICT)
22c9029b 1819 _cupsLangPrintFilter(stderr, "ERROR", _("Unable to cancel print job."));
bd7854cb 1820}
1821
1822
ef416fc2 1823/*
7cf5915e 1824 * 'check_printer_state()' - Check the printer state.
ef416fc2 1825 */
1826
7cf5915e 1827static ipp_pstate_t /* O - Current printer-state */
fa73b229 1828check_printer_state(
1829 http_t *http, /* I - HTTP connection */
1830 const char *uri, /* I - Printer URI */
1831 const char *resource, /* I - Resource path */
1832 const char *user, /* I - Username, if any */
321d8d57
MS		 1833 int version) /* I - IPP version */
1834 {
7cf5915e
MS		 1835 ipp_t *request, /* IPP request */
1836 *response; /* IPP response */
1837 ipp_attribute_t *attr; /* Attribute in response */
1838 ipp_pstate_t printer_state = IPP_PRINTER_STOPPED;
1839 /* Current printer-state */
ef416fc2 1840
1841
1842 /*
7cf5915e 1843 * Send a Get-Printer-Attributes request and log the results...
ef416fc2 1844 */
1845
fa73b229 1846 request = ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES);
c168a833
MS		 1847 request->request.op.version[0] = version / 10;
1848 request->request.op.version[1] = version % 10;
ef416fc2 1849
1850 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
7cf5915e 1851 NULL, uri);
ef416fc2 1852
1853 if (user && user[0])
1854 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
7cf5915e 1855 "requesting-user-name", NULL, user);
ef416fc2 1856
323c5de1 1857 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
7cf5915e
MS		 1858 "requested-attributes",
1859 (int)(sizeof(pattrs) / sizeof(pattrs[0])), NULL, pattrs);
ef416fc2 1860
1861 if ((response = cupsDoRequest(http, request, resource)) != NULL)
1862 {
321d8d57 1863 report_printer_state(response);
7cf5915e
MS		 1864
1865 if ((attr = ippFindAttribute(response, "printer-state",
1866 IPP_TAG_ENUM)) != NULL)
1867 printer_state = (ipp_pstate_t)attr->values[0].integer;
1868
ef416fc2 1869 ippDelete(response);
1870 }
7cf5915e 1871
22c9029b
MS		 1872 fprintf(stderr, "DEBUG: Get-Printer-Attributes: %s (%s)\n",
1873 ippErrorString(cupsLastError()), cupsLastErrorString());
1874
7cf5915e
MS		 1875 /*
1876 * Return the printer-state value...
1877 */
1878
1879 return (printer_state);
ef416fc2 1880}
1881
1882
b423cd4c 1883#ifdef HAVE_LIBZ
1884/*
eac3a0a0 1885 * 'compress_files()' - Compress print files.
b423cd4c 1886 */
1887
1888static void
1889compress_files(int num_files, /* I - Number of files */
1890 char **files) /* I - Files */
1891{
1892 int i, /* Looping var */
1893 fd; /* Temporary file descriptor */
1894 ssize_t bytes; /* Bytes read/written */
1895 size_t total; /* Total bytes read */
1896 cups_file_t *in, /* Input file */
1897 *out; /* Output file */
1898 struct stat outinfo; /* Output file information */
1899 char filename[1024], /* Temporary filename */
a74454a7 1900 buffer[32768]; /* Copy buffer */
b423cd4c 1901
1902
1903 fprintf(stderr, "DEBUG: Compressing %d job files...\n", num_files);
1904 for (i = 0; i < num_files; i ++)
1905 {
1906 if ((fd = cupsTempFd(filename, sizeof(filename))) < 0)
1907 {
0837b7e8 1908 _cupsLangPrintError("ERROR", _("Unable to create compressed print file"));
b423cd4c 1909 exit(CUPS_BACKEND_FAILED);
1910 }
1911
1912 if ((out = cupsFileOpenFd(fd, "w9")) == NULL)
1913 {
0837b7e8 1914 _cupsLangPrintError("ERROR", _("Unable to open compressed print file"));
b423cd4c 1915 exit(CUPS_BACKEND_FAILED);
1916 }
1917
1918 if ((in = cupsFileOpen(files[i], "r")) == NULL)
1919 {
0837b7e8 1920 _cupsLangPrintError("ERROR", _("Unable to open print file"));
b423cd4c 1921 cupsFileClose(out);
1922 exit(CUPS_BACKEND_FAILED);
1923 }
1924
1925 total = 0;
1926 while ((bytes = cupsFileRead(in, buffer, sizeof(buffer))) > 0)
1927 if (cupsFileWrite(out, buffer, bytes) < bytes)
1928 {
0837b7e8
MS		 1929 _cupsLangPrintError("ERROR",
1930 _("Unable to generate compressed print file"));
b423cd4c 1931 cupsFileClose(in);
1932 cupsFileClose(out);
1933 exit(CUPS_BACKEND_FAILED);
1934 }
1935 else
1936 total += bytes;
1937
1938 cupsFileClose(out);
1939 cupsFileClose(in);
1940
1941 files[i] = strdup(filename);
1942
1943 if (!stat(filename, &outinfo))
1944 fprintf(stderr,
1945 "DEBUG: File %d compressed to %.1f%% of original size, "
1946 CUPS_LLFMT " bytes...\n",
e1d6a774 1947 i + 1, 100.0 * outinfo.st_size / total,
1948 CUPS_LLCAST outinfo.st_size);
b423cd4c 1949 }
1950}
1951#endif /* HAVE_LIBZ */
1952
1953
7cf5915e 1954/*
eac3a0a0 1955 * 'monitor_printer()' - Monitor the printer state.
7cf5915e
MS		 1956 */
1957
1958static void * /* O - Thread exit code */
1959monitor_printer(
1960 _cups_monitor_t *monitor) /* I - Monitoring data */
1961{
1962 http_t *http; /* Connection to printer */
1963 ipp_t *request, /* IPP request */
1964 *response; /* IPP response */
1965 ipp_attribute_t *attr; /* Attribute in response */
1966 int delay, /* Current delay */
f14324a7 1967 prev_delay; /* Previous delay */
7cf5915e
MS		 1968
1969
1970 /*
1971 * Make a copy of the printer connection...
1972 */
1973
c8fef167 1974 http = _httpCreate(monitor->hostname, monitor->port, NULL, monitor->encryption,
1106b00e 1975 AF_UNSPEC);
f228370c 1976 httpSetTimeout(http, 30.0, timeout_cb, NULL);
7cf5915e
MS		 1977 cupsSetPasswordCB(password_cb);
1978
1979 /*
1980 * Loop until the job is canceled, aborted, or completed.
1981 */
1982
f14324a7 1983 delay = _cupsNextDelay(0, &prev_delay);
7cf5915e
MS		 1984
1985 while (monitor->job_state < IPP_JOB_CANCELED && !job_canceled)
1986 {
1987 /*
1988 * Reconnect to the printer...
1989 */
1990
1991 if (!httpReconnect(http))
1992 {
1993 /*
1994 * Connected, so check on the printer state...
1995 */
1996
1997 monitor->printer_state = check_printer_state(http, monitor->uri,
1998 monitor->resource,
1999 monitor->user,
321d8d57 2000 monitor->version);
7cf5915e
MS		 2001
2002 if (monitor->job_id > 0)
2003 {
2004 /*
2005 * Check the status of the job itself...
2006 */
2007
2008 request = ippNewRequest(IPP_GET_JOB_ATTRIBUTES);
2009 request->request.op.version[0] = monitor->version / 10;
2010 request->request.op.version[1] = monitor->version % 10;
2011
2012 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
2013 NULL, monitor->uri);
2014 ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id",
2015 monitor->job_id);
2016
2017 if (monitor->user && monitor->user[0])
2018 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
2019 "requesting-user-name", NULL, monitor->user);
2020
2021 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
2022 "requested-attributes",
2023 (int)(sizeof(jattrs) / sizeof(jattrs[0])), NULL, jattrs);
2024
2025 /*
2026 * Do the request...
2027 */
2028
2029 response = cupsDoRequest(http, request, monitor->resource);
2030
22c9029b
MS		 2031 fprintf(stderr, "DEBUG: Get-Job-Attributes: %s (%s)\n",
2032 ippErrorString(cupsLastError()), cupsLastErrorString());
2033
7cf5915e
MS		 2034 if ((attr = ippFindAttribute(response, "job-state",
2035 IPP_TAG_ENUM)) != NULL)
2036 monitor->job_state = (ipp_jstate_t)attr->values[0].integer;
2037 else
2038 monitor->job_state = IPP_JOB_COMPLETED;
2039
2040 ippDelete(response);
2041 }
2042
2043 /*
2044 * Disconnect from the printer - we'll reconnect on the next poll...
2045 */
2046
2047 _httpDisconnect(http);
2048 }
2049
2050 /*
f14324a7 2051 * Sleep for N seconds...
7cf5915e
MS		 2052 */
2053
2054 sleep(delay);
2055
f14324a7 2056 delay = _cupsNextDelay(delay, &prev_delay);
7cf5915e
MS		 2057 }
2058
2059 /*
2060 * Cleanup and return...
2061 */
2062
2063 httpClose(http);
2064
2065 return (NULL);
2066}
2067
2068
0268488e
MS		 2069/*
2070 * 'new_request()' - Create a new print creation or validation request.
2071 */
2072
2073static ipp_t * /* O - Request data */
2074new_request(
2075 ipp_op_t op, /* I - IPP operation code */
2076 int version, /* I - IPP version number */
2077 const char *uri, /* I - printer-uri value */
2078 const char *user, /* I - requesting-user-name value */
2079 const char *title, /* I - job-name value */
2080 int num_options, /* I - Number of options to send */
2081 cups_option_t *options, /* I - Options to send */
2082 const char *compression, /* I - compression value or NULL */
c8fef167 2083 int copies, /* I - copies value or 0 */
0268488e 2084 const char *format, /* I - documet-format value or NULL */
f14324a7 2085 _ppd_cache_t *pc, /* I - PPD cache and mapping data */
84315f46
MS		 2086 ipp_attribute_t *media_col_sup, /* I - media-col-supported values */
2087 ipp_attribute_t *doc_handling_sup) /* I - multiple-document-handling-supported values */
0268488e
MS		 2088{
2089 int i; /* Looping var */
2090 ipp_t *request; /* Request data */
2091 const char *keyword; /* PWG keyword */
2092 _pwg_size_t *size; /* PWG media size */
2093 ipp_t *media_col, /* media-col value */
2094 *media_size; /* media-size value */
2095 const char *media_source, /* media-source value */
84315f46
MS		 2096 *media_type, /* media-type value */
2097 *collate_str; /* multiple-document-handling value */
0268488e
MS		 2098
2099
2100 /*
2101 * Create the IPP request...
2102 */
2103
2104 request = ippNewRequest(op);
2105 request->request.op.version[0] = version / 10;
2106 request->request.op.version[1] = version % 10;
2107
2108 fprintf(stderr, "DEBUG: %s IPP/%d.%d\n",
2109 ippOpString(request->request.op.operation_id),
2110 request->request.op.version[0],
2111 request->request.op.version[1]);
2112
2113 /*
2114 * Add standard attributes...
2115 */
2116
2117 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
2118 NULL, uri);
2119 fprintf(stderr, "DEBUG: printer-uri=\"%s\"\n", uri);
2120
2121 if (user && *user)
2122 {
2123 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
2124 "requesting-user-name", NULL, user);
2125 fprintf(stderr, "DEBUG: requesting-user-name=\"%s\"\n", user);
2126 }
2127
2128 if (title && *title)
2129 {
2130 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "job-name", NULL,
2131 title);
2132 fprintf(stderr, "DEBUG: job-name=\"%s\"\n", title);
2133 }
2134
2135 if (format)
2136 {
2137 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_MIMETYPE,
2138 "document-format", NULL, format);
2139 fprintf(stderr, "DEBUG: document-format=\"%s\"\n", format);
2140 }
2141
2142#ifdef HAVE_LIBZ
2143 if (compression)
2144 {
2145 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
2146 "compression", NULL, compression);
2147 fprintf(stderr, "DEBUG: compression=\"%s\"\n", compression);
2148 }
2149#endif /* HAVE_LIBZ */
2150
2151 /*
2152 * Handle options on the command-line...
2153 */
2154
2155 if (num_options > 0)
2156 {
f14324a7 2157 if (pc)
0268488e
MS		 2158 {
2159 /*
2160 * Send standard IPP attributes...
2161 */
2162
2163 if ((keyword = cupsGetOption("PageSize", num_options, options)) == NULL)
2164 keyword = cupsGetOption("media", num_options, options);
2165
f14324a7 2166 if ((size = _ppdCacheGetSize(pc, keyword)) != NULL)
0268488e
MS		 2167 {
2168 /*
2169 * Add a media-col value...
2170 */
2171
2172 media_size = ippNew();
2173 ippAddInteger(media_size, IPP_TAG_ZERO, IPP_TAG_INTEGER,
2174 "x-dimension", size->width);
2175 ippAddInteger(media_size, IPP_TAG_ZERO, IPP_TAG_INTEGER,
2176 "y-dimension", size->length);
2177
2178 media_col = ippNew();
2179 ippAddCollection(media_col, IPP_TAG_ZERO, "media-size", media_size);
2180
f14324a7
MS		 2181 media_source = _ppdCacheGetSource(pc, cupsGetOption("InputSlot",
2182 num_options,
2183 options));
2184 media_type = _ppdCacheGetType(pc, cupsGetOption("MediaType",
2185 num_options,
2186 options));
0268488e
MS		 2187
2188 for (i = 0; i < media_col_sup->num_values; i ++)
2189 {
2190 if (!strcmp(media_col_sup->values[i].string.text,
2191 "media-left-margin"))
2192 ippAddInteger(media_col, IPP_TAG_ZERO, IPP_TAG_INTEGER,
2193 "media-left-margin", size->left);
2194 else if (!strcmp(media_col_sup->values[i].string.text,
2195 "media-bottom-margin"))
2196 ippAddInteger(media_col, IPP_TAG_ZERO, IPP_TAG_INTEGER,
2197 "media-bottom-margin", size->left);
2198 else if (!strcmp(media_col_sup->values[i].string.text,
2199 "media-right-margin"))
2200 ippAddInteger(media_col, IPP_TAG_ZERO, IPP_TAG_INTEGER,
2201 "media-right-margin", size->left);
2202 else if (!strcmp(media_col_sup->values[i].string.text,
2203 "media-top-margin"))
2204 ippAddInteger(media_col, IPP_TAG_ZERO, IPP_TAG_INTEGER,
2205 "media-top-margin", size->left);
2206 else if (!strcmp(media_col_sup->values[i].string.text,
2207 "media-source") && media_source)
2208 ippAddString(media_col, IPP_TAG_ZERO, IPP_TAG_KEYWORD,
2209 "media-source", NULL, media_source);
2210 else if (!strcmp(media_col_sup->values[i].string.text,
2211 "media-type") && media_type)
2212 ippAddString(media_col, IPP_TAG_ZERO, IPP_TAG_KEYWORD,
2213 "media-type", NULL, media_type);
2214 }
2215
2216 ippAddCollection(request, IPP_TAG_JOB, "media-col", media_col);
2217 }
2218
2219 if ((keyword = cupsGetOption("output-bin", num_options,
2220 options)) == NULL)
f14324a7
MS		 2221 keyword = _ppdCacheGetBin(pc, cupsGetOption("OutputBin", num_options,
2222 options));
0268488e
MS		 2223
2224 if (keyword)
2225 ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, "output-bin",
2226 NULL, keyword);
2227
2228 if ((keyword = cupsGetOption("output-mode", num_options,
2229 options)) != NULL)
2230 ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, "output-mode",
2231 NULL, keyword);
2232 else if ((keyword = cupsGetOption("ColorModel", num_options,
2233 options)) != NULL)
2234 {
88f9aafc 2235 if (!_cups_strcasecmp(keyword, "Gray"))
0268488e
MS		 2236 ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, "output-mode",
2237 NULL, "monochrome");
2238 else
2239 ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, "output-mode",
2240 NULL, "color");
2241 }
2242
2243 if ((keyword = cupsGetOption("print-quality", num_options,
2244 options)) != NULL)
2245 ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_ENUM, "print-quality",
2246 atoi(keyword));
2247 else if ((keyword = cupsGetOption("cupsPrintQuality", num_options,
2248 options)) != NULL)
2249 {
88f9aafc 2250 if (!_cups_strcasecmp(keyword, "draft"))
0268488e
MS		 2251 ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_ENUM, "print-quality",
2252 IPP_QUALITY_DRAFT);
88f9aafc 2253 else if (!_cups_strcasecmp(keyword, "normal"))
0268488e
MS		 2254 ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_ENUM, "print-quality",
2255 IPP_QUALITY_NORMAL);
88f9aafc 2256 else if (!_cups_strcasecmp(keyword, "high"))
0268488e
MS		 2257 ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_ENUM, "print-quality",
2258 IPP_QUALITY_HIGH);
2259 }
2260
2261 if ((keyword = cupsGetOption("sides", num_options, options)) != NULL)
2262 ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, "sides",
2263 NULL, keyword);
f14324a7
MS		 2264 else if (pc->sides_option &&
2265 (keyword = cupsGetOption(pc->sides_option, num_options,
0268488e
MS		 2266 options)) != NULL)
2267 {
88f9aafc 2268 if (!_cups_strcasecmp(keyword, pc->sides_1sided))
0268488e
MS		 2269 ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, "sides",
2270 NULL, "one-sided");
88f9aafc 2271 else if (!_cups_strcasecmp(keyword, pc->sides_2sided_long))
0268488e
MS		 2272 ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, "sides",
2273 NULL, "two-sided-long-edge");
88f9aafc 2274 if (!_cups_strcasecmp(keyword, pc->sides_2sided_short))
0268488e
MS		 2275 ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, "sides",
2276 NULL, "two-sided-short-edge");
2277 }
84315f46
MS		 2278
2279 if (doc_handling_sup &&
2280 (keyword = cupsGetOption("collate", num_options, options)) != NULL)
2281 {
88f9aafc 2282 if (!_cups_strcasecmp(keyword, "true"))
84315f46
MS		 2283 collate_str = "separate-documents-collated-copies";
2284 else
2285 collate_str = "separate-documents-uncollated-copies";
eac3a0a0 2286
84315f46
MS		 2287 for (i = 0; i < doc_handling_sup->num_values; i ++)
2288 if (!strcmp(doc_handling_sup->values[i].string.text, collate_str))
2289 {
2290 ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD,
2291 "multiple-document-handling", NULL, collate_str);
2292 break;
2293 }
2294 }
0268488e
MS		 2295 }
2296 else
2297 {
2298 /*
2299 * When talking to another CUPS server, send all options...
2300 */
2301
2302 cupsEncodeOptions(request, num_options, options);
2303 }
2304
2305 if (copies > 1)
2306 ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_INTEGER, "copies", copies);
2307 }
2308
2309 return (request);
2310}
2311
2312
ef416fc2 2313/*
2314 * 'password_cb()' - Disable the password prompt for cupsDoFileRequest().
2315 */
2316
bd7854cb 2317static const char * /* O - Password */
fa73b229 2318password_cb(const char *prompt) /* I - Prompt (not used) */
ef416fc2 2319{
2320 (void)prompt;
2321
18ecb428
MS		 2322 /*
2323 * Remember that we need to authenticate...
2324 */
2325
2326 auth_info_required = "username,password";
2327
3dfe78b3 2328 if (password && *password && password_tries < 3)
76cd9e37
MS		 2329 {
2330 password_tries ++;
2331
ef416fc2 2332 return (password);
76cd9e37 2333 }
ef416fc2 2334 else
2335 {
2336 /*
18ecb428 2337 * Give up after 3 tries or if we don't have a password to begin with...
ef416fc2 2338 */
2339
18ecb428 2340 return (NULL);
ef416fc2 2341 }
2342}
2343
2344
1f0275e3
MS		 2345/*
2346 * 'report_attr()' - Report an IPP attribute value.
2347 */
2348
2349static void
2350report_attr(ipp_attribute_t *attr) /* I - Attribute */
2351{
eac3a0a0
MS		 2352 int i; /* Looping var */
2353 char value[1024], /* Value string */
2354 *valptr, /* Pointer into value string */
2355 *attrptr; /* Pointer into attribute value */
2356 const char *cached; /* Cached attribute */
1f0275e3
MS		 2357
2358
2359 /*
2360 * Convert the attribute values into quoted strings...
2361 */
2362
2363 for (i = 0, valptr = value;
2364 i < attr->num_values && valptr < (value + sizeof(value) - 10);
2365 i ++)
2366 {
2367 if (i > 0)
2368 *valptr++ = ',';
2369
2370 switch (attr->value_tag)
2371 {
2372 case IPP_TAG_INTEGER :
2373 case IPP_TAG_ENUM :
2374 snprintf(valptr, sizeof(value) - (valptr - value), "%d",
2375 attr->values[i].integer);
2376 valptr += strlen(valptr);
2377 break;
2378
2379 case IPP_TAG_TEXT :
2380 case IPP_TAG_NAME :
2381 case IPP_TAG_KEYWORD :
2382 *valptr++ = '\"';
2383 for (attrptr = attr->values[i].string.text;
2384 *attrptr && valptr < (value + sizeof(value) - 10);
2385 attrptr ++)
2386 {
2387 if (*attrptr == '\\' || *attrptr == '\"')
2388 *valptr++ = '\\';
2389
2390 *valptr++ = *attrptr;
2391 }
2392 *valptr++ = '\"';
2393 break;
2394
2395 default :
2396 /*
2397 * Unsupported value type...
2398 */
2399
2400 return;
2401 }
2402 }
2403
2404 *valptr = '\0';
2405
321d8d57
MS		 2406 _cupsMutexLock(&report_mutex);
2407
eac3a0a0
MS		 2408 if ((cached = cupsGetOption(attr->name, num_attr_cache,
2409 attr_cache)) == NULL || strcmp(cached, value))
2410 {
2411 /*
2412 * Tell the scheduler about the new values...
2413 */
1f0275e3 2414
eac3a0a0
MS		 2415 num_attr_cache = cupsAddOption(attr->name, value, num_attr_cache,
2416 &attr_cache);
2417 fprintf(stderr, "ATTR: %s=%s\n", attr->name, value);
2418 }
321d8d57
MS		 2419
2420 _cupsMutexUnlock(&report_mutex);
1f0275e3
MS		 2421}
2422
2423
ef416fc2 2424/*
2425 * 'report_printer_state()' - Report the printer state.
2426 */
2427
321d8d57
MS		 2428static void
2429report_printer_state(ipp_t *ipp) /* I - IPP response */
ef416fc2 2430{
7cf5915e
MS		 2431 ipp_attribute_t *pa, /* printer-alert */
2432 *pam, /* printer-alert-message */
2433 *psm, /* printer-state-message */
1f0275e3
MS		 2434 *reasons, /* printer-state-reasons */
2435 *marker; /* marker-* attributes */
7cf5915e
MS		 2436 char value[1024], /* State/message string */
2437 *valptr; /* Pointer into string */
c8fef167
MS		 2438 static int ipp_supplies = -1;
2439 /* Report supply levels? */
ef416fc2 2440
2441
7cf5915e
MS		 2442 /*
2443 * Report alerts and messages...
2444 */
2445
2446 if ((pa = ippFindAttribute(ipp, "printer-alert", IPP_TAG_TEXT)) != NULL)
2447 report_attr(pa);
2448
2449 if ((pam = ippFindAttribute(ipp, "printer-alert-message",
2450 IPP_TAG_TEXT)) != NULL)
2451 report_attr(pam);
2452
323c5de1 2453 if ((psm = ippFindAttribute(ipp, "printer-state-message",
2454 IPP_TAG_TEXT)) != NULL)
7cf5915e
MS		 2455 {
2456 char *ptr; /* Pointer into message */
2457
2458
2459 strlcpy(value, "INFO: ", sizeof(value));
2460 for (ptr = psm->values[0].string.text, valptr = value + 6;
2461 *ptr && valptr < (value + sizeof(value) - 6);
2462 ptr ++)
2463 {
2464 if (*ptr < ' ' && *ptr > 0 && *ptr != '\t')
2465 {
2466 /*
2467 * Substitute "<XX>" for the control character; sprintf is safe because
2468 * we always leave 6 chars free at the end...
2469 */
2470
2471 sprintf(valptr, "<%02X>", *ptr);
2472 valptr += 4;
2473 }
2474 else
2475 *valptr++ = *ptr;
2476 }
2477
2478 *valptr++ = '\n';
e60ec91f 2479 *valptr = '\0';
7cf5915e
MS		 2480
2481 fputs(value, stderr);
2482 }
2483
2484 /*
2485 * Now report printer-state-reasons, filtering out some of the reasons we never
2486 * want to set...
2487 */
323c5de1 2488
ef416fc2 2489 if ((reasons = ippFindAttribute(ipp, "printer-state-reasons",
2490 IPP_TAG_KEYWORD)) == NULL)
321d8d57 2491 return;
ef416fc2 2492
eac3a0a0 2493 update_reasons(reasons, NULL);
ef416fc2 2494
1f0275e3
MS		 2495 /*
2496 * Relay the current marker-* attribute values...
2497 */
2498
c8fef167
MS		 2499 if (ipp_supplies < 0)
2500 {
2501 ppd_file_t *ppd; /* PPD file */
2502 ppd_attr_t *ppdattr; /* Attribute in PPD file */
2503
2504 if ((ppd = ppdOpenFile(getenv("PPD"))) != NULL &&
2505 (ppdattr = ppdFindAttr(ppd, "cupsIPPSupplies", NULL)) != NULL &&
88f9aafc 2506 ppdattr->value && _cups_strcasecmp(ppdattr->value, "true"))
c8fef167
MS		 2507 ipp_supplies = 0;
2508 else
2509 ipp_supplies = 1;
2510
2511 ppdClose(ppd);
2512 }
2513
2514 if (ipp_supplies > 0)
2515 {
2516 if ((marker = ippFindAttribute(ipp, "marker-colors", IPP_TAG_NAME)) != NULL)
2517 report_attr(marker);
2518 if ((marker = ippFindAttribute(ipp, "marker-high-levels",
2519 IPP_TAG_INTEGER)) != NULL)
2520 report_attr(marker);
2521 if ((marker = ippFindAttribute(ipp, "marker-levels",
2522 IPP_TAG_INTEGER)) != NULL)
2523 report_attr(marker);
2524 if ((marker = ippFindAttribute(ipp, "marker-low-levels",
2525 IPP_TAG_INTEGER)) != NULL)
2526 report_attr(marker);
2527 if ((marker = ippFindAttribute(ipp, "marker-message",
2528 IPP_TAG_TEXT)) != NULL)
2529 report_attr(marker);
2530 if ((marker = ippFindAttribute(ipp, "marker-names", IPP_TAG_NAME)) != NULL)
2531 report_attr(marker);
2532 if ((marker = ippFindAttribute(ipp, "marker-types",
2533 IPP_TAG_KEYWORD)) != NULL)
2534 report_attr(marker);
2535 }
ef416fc2 2536}
2537
2538
eac3a0a0
MS		 2539#if defined(HAVE_GSSAPI) && defined(HAVE_XPC)
2540/*
2541 * 'run_as_user()' - Run the IPP backend as the printing user.
2542 *
2543 * This function uses an XPC-based user agent to run the backend as the printing
2544 * user. We need to do this in order to have access to the user's Kerberos
2545 * credentials.
2546 */
2547
2548static int /* O - Exit status */
2549run_as_user(int argc, /* I - Number of command-line args */
2550 char *argv[], /* I - Command-line arguments */
2551 uid_t uid, /* I - User ID */
2552 const char *device_uri, /* I - Device URI */
2553 int fd) /* I - File to print */
2554{
88f9aafc 2555 const char *auth_negotiate;/* AUTH_NEGOTIATE env var */
eac3a0a0
MS		 2556 xpc_connection_t conn; /* Connection to XPC service */
2557 xpc_object_t request; /* Request message dictionary */
2558 __block xpc_object_t response; /* Response message dictionary */
2559 dispatch_semaphore_t sem; /* Semaphore for waiting for response */
2560 int status = CUPS_BACKEND_FAILED;
2561 /* Status of request */
2562
2563
2564 fprintf(stderr, "DEBUG: Running IPP backend as UID %d.\n", (int)uid);
2565
2566 /*
2567 * Connect to the user agent for the specified UID...
2568 */
2569
2570 conn = xpc_connection_create_mach_service(kPMPrintUIToolAgent,
2571 dispatch_get_global_queue(0, 0), 0);
2572 if (!conn)
2573 {
2574 _cupsLangPrintFilter(stderr, "ERROR",
2575 _("Unable to start backend process."));
2576 fputs("DEBUG: Unable to create connection to agent.\n", stderr);
2577 goto cleanup;
2578 }
2579
2580 xpc_connection_set_event_handler(conn,
2581 ^(xpc_object_t event)
2582 {
2583 xpc_type_t messageType = xpc_get_type(event);
2584
2585 if (messageType == XPC_TYPE_ERROR)
2586 {
2587 if (event == XPC_ERROR_CONNECTION_INTERRUPTED)
2588 fprintf(stderr, "DEBUG: Interrupted connection to service %s.\n",
2589 xpc_connection_get_name(conn));
2590 else if (event == XPC_ERROR_CONNECTION_INVALID)
2591 fprintf(stderr, "DEBUG: Connection invalid for service %s.\n",
2592 xpc_connection_get_name(conn));
2593 else
2594 fprintf(stderr, "DEBUG: Unxpected error for service %s: %s\n",
2595 xpc_connection_get_name(conn),
2596 xpc_dictionary_get_string(event, XPC_ERROR_KEY_DESCRIPTION));
2597 }
2598 });
2599 xpc_connection_set_target_uid(conn, uid);
2600 xpc_connection_resume(conn);
2601
2602 /*
2603 * Try starting the backend...
2604 */
2605
2606 request = xpc_dictionary_create(NULL, NULL, 0);
2607 xpc_dictionary_set_int64(request, "command", kPMStartJob);
2608 xpc_dictionary_set_string(request, "device-uri", device_uri);
2609 xpc_dictionary_set_string(request, "job-id", argv[1]);
2610 xpc_dictionary_set_string(request, "user", argv[2]);
2611 xpc_dictionary_set_string(request, "title", argv[3]);
2612 xpc_dictionary_set_string(request, "copies", argv[4]);
2613 xpc_dictionary_set_string(request, "options", argv[5]);
2614 xpc_dictionary_set_string(request, "auth-info-required",
2615 getenv("AUTH_INFO_REQUIRED"));
88f9aafc
MS		 2616 if ((auth_negotiate = getenv("AUTH_NEGOTIATE")) != NULL)
2617 xpc_dictionary_set_string(request, "auth-negotiate", auth_negotiate);
eac3a0a0
MS		 2618 xpc_dictionary_set_fd(request, "stdin", fd);
2619 xpc_dictionary_set_fd(request, "stderr", 2);
2620 xpc_dictionary_set_fd(request, "side-channel", CUPS_SC_FD);
2621
2622 sem = dispatch_semaphore_create(0);
2623 response = NULL;
2624
2625 xpc_connection_send_message_with_reply(conn, request,
2626 dispatch_get_global_queue(0,0),
2627 ^(xpc_object_t reply)
2628 {
2629 /* Save the response and wake up */
2630 if (xpc_get_type(reply)
2631 == XPC_TYPE_DICTIONARY)
2632 response = xpc_retain(reply);
2633
2634 dispatch_semaphore_signal(sem);
2635 });
2636
2637 dispatch_semaphore_wait(sem, DISPATCH_TIME_FOREVER);
2638 xpc_release(request);
2639 dispatch_release(sem);
2640
2641 if (response)
2642 {
2643 child_pid = xpc_dictionary_get_int64(response, "child-pid");
2644
2645 xpc_release(response);
2646
2647 if (child_pid)
2648 fprintf(stderr, "DEBUG: Child PID=%d.\n", child_pid);
2649 else
2650 {
2651 _cupsLangPrintFilter(stderr, "ERROR",
2652 _("Unable to start backend process."));
2653 fputs("DEBUG: No child PID.\n", stderr);
2654 goto cleanup;
2655 }
2656 }
2657 else
2658 {
2659 _cupsLangPrintFilter(stderr, "ERROR",
2660 _("Unable to start backend process."));
2661 fputs("DEBUG: No reply from agent.\n", stderr);
2662 goto cleanup;
2663 }
2664
2665 /*
2666 * Then wait for the backend to finish...
2667 */
2668
2669 request = xpc_dictionary_create(NULL, NULL, 0);
2670 xpc_dictionary_set_int64(request, "command", kPMWaitForJob);
2671 xpc_dictionary_set_fd(request, "stderr", 2);
2672
2673 sem = dispatch_semaphore_create(0);
2674 response = NULL;
2675
2676 xpc_connection_send_message_with_reply(conn, request,
2677 dispatch_get_global_queue(0,0),
2678 ^(xpc_object_t reply)
2679 {
2680 /* Save the response and wake up */
2681 if (xpc_get_type(reply)
2682 == XPC_TYPE_DICTIONARY)
2683 response = xpc_retain(reply);
2684
2685 dispatch_semaphore_signal(sem);
2686 });
2687
2688 dispatch_semaphore_wait(sem, DISPATCH_TIME_FOREVER);
2689 xpc_release(request);
2690 dispatch_release(sem);
2691
2692 if (response)
2693 {
2694 status = xpc_dictionary_get_int64(response, "status");
2695
2696 if (status == SIGTERM || status == SIGKILL || status == SIGPIPE)
2697 {
2698 fprintf(stderr, "DEBUG: Child terminated on signal %d.\n", status);
2699 status = CUPS_BACKEND_FAILED;
2700 }
2701 else if (WIFSIGNALED(status))
2702 {
2703 fprintf(stderr, "DEBUG: Child crashed on signal %d.\n", status);
2704 status = CUPS_BACKEND_STOP;
2705 }
2706 else if (WIFEXITED(status))
2707 {
2708 status = WEXITSTATUS(status);
2709 fprintf(stderr, "DEBUG: Child exited with status %d.\n", status);
2710 }
2711
2712 xpc_release(response);
2713 }
2714 else
2715 _cupsLangPrintFilter(stderr, "ERROR",
2716 _("Unable to get backend exit status."));
2717
2718 cleanup:
2719
2720 if (conn)
2721 {
2722 xpc_connection_suspend(conn);
2723 xpc_connection_cancel(conn);
2724 xpc_release(conn);
2725 }
2726
2727 return (status);
2728}
2729#endif /* HAVE_GSSAPI && HAVE_XPC */
2730
2731
ef416fc2 2732/*
2733 * 'sigterm_handler()' - Handle 'terminate' signals that stop the backend.
2734 */
2735
2736static void
2737sigterm_handler(int sig) /* I - Signal */
2738{
2739 (void)sig; /* remove compiler warnings... */
2740
eac3a0a0
MS		 2741#if defined(HAVE_GSSAPI) && defined(HAVE_XPC)
2742 if (child_pid)
2743 {
2744 kill(child_pid, sig);
2745 child_pid = 0;
2746 }
2747#endif /* HAVE_GSSAPI && HAVE_XPC */
2748
cc754834 2749 if (!job_canceled)
bd7854cb 2750 {
2751 /*
eac3a0a0 2752 * Flag that the job should be canceled...
bd7854cb 2753 */
2754
cc754834 2755 job_canceled = 1;
bd7854cb 2756 return;
2757 }
2758
82f97232
MS		 2759 /*
2760 * The scheduler already tried to cancel us once, now just terminate
eac3a0a0 2761 * after removing our temp file!
82f97232
MS		 2762 */
2763
2764 if (tmpfilename[0])
2765 unlink(tmpfilename);
2766
ef416fc2 2767 exit(1);
2768}
2769
2770
f228370c
MS		 2771/*
2772 * 'timeout_cb()' - Handle HTTP timeouts.
2773 */
2774
2775static int /* O - 1 to continue, 0 to cancel */
2776timeout_cb(http_t *http, /* I - Connection to server (unused) */
2777 void *user_data) /* I - User data (unused) */
2778{
2779 (void)http;
2780 (void)user_data;
2781
2782 return (!job_canceled);
2783}
2784
2785
ef416fc2 2786/*
eac3a0a0
MS		 2787 * 'update_reasons()' - Update the printer-state-reasons values.
2788 */
2789
2790static void
2791update_reasons(ipp_attribute_t *attr, /* I - printer-state-reasons or NULL */
2792 const char *s) /* I - STATE: string or NULL */
2793{
2794 char op; /* Add (+), remove (-), replace (\0) */
2795 cups_array_t *new_reasons; /* New reasons array */
2796 char *reason, /* Current reason */
2797 add[2048], /* Reasons added string */
2798 *addptr, /* Pointer into add string */
2799 rem[2048], /* Reasons removed string */
2800 *remptr; /* Pointer into remove string */
2801 const char *addprefix, /* Current add string prefix */
2802 *remprefix; /* Current remove string prefix */
2803
2804
2805 fprintf(stderr, "DEBUG: update_reasons(attr=%d(%s%s), s=\"%s\")\n",
2806 attr ? attr->num_values : 0, attr ? attr->values[0].string.text : "",
2807 attr && attr->num_values > 1 ? ",..." : "", s ? s : "(null)");
2808
2809 /*
2810 * Create an array of new reason keyword strings...
2811 */
2812
2813 if (attr)
2814 {
2815 int i; /* Looping var */
2816
2817 new_reasons = cupsArrayNew((cups_array_func_t)strcmp, NULL);
2818 op = '\0';
2819
2820 for (i = 0; i < attr->num_values; i ++)
2821 {
2822 reason = attr->values[i].string.text;
2823
2824 if (strcmp(reason, "none") &&
2825 strcmp(reason, "none-report") &&
2826 strcmp(reason, "paused") &&
a4845881 2827 strncmp(reason, "spool-area-full", 15) &&
eac3a0a0
MS		 2828 strcmp(reason, "com.apple.print.recoverable-warning") &&
2829 strncmp(reason, "cups-", 5))
2830 cupsArrayAdd(new_reasons, reason);
2831 }
2832 }
2833 else if (s)
2834 {
2835 if (*s == '+' || *s == '-')
2836 op = *s++;
2837 else
2838 op = '\0';
2839
2840 new_reasons = _cupsArrayNewStrings(s);
2841 }
2842 else
2843 return;
2844
2845 /*
2846 * Compute the changes...
2847 */
2848
2849 add[0] = '\0';
2850 addprefix = "STATE: +";
2851 addptr = add;
2852 rem[0] = '\0';
2853 remprefix = "STATE: -";
2854 remptr = rem;
2855
2856 fprintf(stderr, "DEBUG2: op='%c', new_reasons=%d, state_reasons=%d\n",
2857 op ? op : ' ', cupsArrayCount(new_reasons),
2858 cupsArrayCount(state_reasons));
2859
321d8d57 2860 _cupsMutexLock(&report_mutex);
eac3a0a0
MS		 2861
2862 if (op == '+')
2863 {
2864 /*
2865 * Add reasons...
2866 */
2867
2868 for (reason = (char *)cupsArrayFirst(new_reasons);
2869 reason;
2870 reason = (char *)cupsArrayNext(new_reasons))
2871 {
2872 if (!cupsArrayFind(state_reasons, reason))
2873 {
2874 if (!strncmp(reason, "cups-remote-", 12))
2875 {
2876 /*
2877 * If we are setting cups-remote-xxx, remove all other cups-remote-xxx
2878 * keywords...
2879 */
2880
2881 char *temp; /* Current reason in state_reasons */
2882
2883 cupsArraySave(state_reasons);
2884
2885 for (temp = (char *)cupsArrayFirst(state_reasons);
2886 temp;
2887 temp = (char *)cupsArrayNext(state_reasons))
2888 if (!strncmp(temp, "cups-remote-", 12))
2889 {
2890 snprintf(remptr, sizeof(rem) - (remptr - rem), "%s%s", remprefix,
2891 temp);
2892 remptr += strlen(remptr);
2893 remprefix = ",";
2894
2895 cupsArrayRemove(state_reasons, temp);
2896 break;
2897 }
2898
2899 cupsArrayRestore(state_reasons);
2900 }
2901
2902 cupsArrayAdd(state_reasons, reason);
2903
2904 snprintf(addptr, sizeof(add) - (addptr - add), "%s%s", addprefix,
2905 reason);
2906 addptr += strlen(addptr);
2907 addprefix = ",";
2908 }
2909 }
2910 }
2911 else if (op == '-')
2912 {
2913 /*
2914 * Remove reasons...
2915 */
2916
2917 for (reason = (char *)cupsArrayFirst(new_reasons);
2918 reason;
2919 reason = (char *)cupsArrayNext(new_reasons))
2920 {
2921 if (cupsArrayFind(state_reasons, reason))
2922 {
2923 snprintf(remptr, sizeof(rem) - (remptr - rem), "%s%s", remprefix,
2924 reason);
2925 remptr += strlen(remptr);
2926 remprefix = ",";
2927
2928 cupsArrayRemove(state_reasons, reason);
2929 }
2930 }
2931 }
2932 else
2933 {
2934 /*
2935 * Replace reasons...
2936 */
2937
2938 for (reason = (char *)cupsArrayFirst(state_reasons);
2939 reason;
2940 reason = (char *)cupsArrayNext(state_reasons))
2941 {
2942 if (strncmp(reason, "cups-", 5) && !cupsArrayFind(new_reasons, reason))
2943 {
2944 snprintf(remptr, sizeof(rem) - (remptr - rem), "%s%s", remprefix,
2945 reason);
2946 remptr += strlen(remptr);
2947 remprefix = ",";
2948
2949 cupsArrayRemove(state_reasons, reason);
2950 }
2951 }
2952
2953 for (reason = (char *)cupsArrayFirst(new_reasons);
2954 reason;
2955 reason = (char *)cupsArrayNext(new_reasons))
2956 {
2957 if (!cupsArrayFind(state_reasons, reason))
2958 {
2959 cupsArrayAdd(state_reasons, reason);
2960
2961 snprintf(addptr, sizeof(add) - (addptr - add), "%s%s", addprefix,
2962 reason);
2963 addptr += strlen(addptr);
2964 addprefix = ",";
2965 }
2966 }
2967 }
2968
321d8d57 2969 _cupsMutexUnlock(&report_mutex);
eac3a0a0
MS		 2970
2971 /*
2972 * Report changes and return...
2973 */
2974
2975 if (add[0] && rem[0])
2976 fprintf(stderr, "%s\n%s\n", add, rem);
2977 else if (add[0])
2978 fprintf(stderr, "%s\n", add);
2979 else if (rem[0])
2980 fprintf(stderr, "%s\n", rem);
2981}
2982
2983/*
2984 * End of "$Id: ipp.c 9759 2011-05-11 03:24:33Z mike $".
ef416fc2 2985 */
Unnamed repository; edit this file 'description' to name the repository.