55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
1 |
/*
|
99.1.22
by Didier Raboud, Didier Raboud, Brian Potkin
* New 1.6.3 upstream release: |
2 |
* "$Id: subscriptions.c 7824 2008-08-01 21:11:55Z mike $"
|
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
3 |
*
|
4 |
* Subscription routines for the CUPS scheduler.
|
|
5 |
*
|
|
6 |
* Copyright 2007-2011 by Apple Inc.
|
|
7 |
* Copyright 1997-2007 by Easy Software Products, all rights reserved.
|
|
8 |
*
|
|
9 |
* These coded instructions, statements, and computer programs are the
|
|
10 |
* property of Apple Inc. and are protected by Federal copyright
|
|
11 |
* law. Distribution and use rights are outlined in the file "LICENSE.txt"
|
|
12 |
* which should have been included with this file. If this file is
|
|
13 |
* file is missing or damaged, see the license at "http://www.cups.org/".
|
|
14 |
*
|
|
15 |
* Contents:
|
|
16 |
*
|
|
17 |
* cupsdAddEvent() - Add an event to the global event cache.
|
|
18 |
* cupsdAddSubscription() - Add a new subscription object.
|
|
19 |
* cupsdDeleteAllSubscriptions() - Delete all subscriptions.
|
|
20 |
* cupsdDeleteSubscription() - Delete a subscription object.
|
|
21 |
* cupsdEventName() - Return a single event name.
|
|
22 |
* cupsdEventValue() - Return the event mask value for a name.
|
|
23 |
* cupsdExpireSubscriptions() - Expire old subscription objects.
|
|
24 |
* cupsdFindSubscription() - Find a subscription by ID.
|
|
25 |
* cupsdLoadAllSubscriptions() - Load all subscriptions from the .conf file.
|
|
26 |
* cupsdSaveAllSubscriptions() - Save all subscriptions to the .conf file.
|
|
27 |
* cupsdStopAllNotifiers() - Stop all notifier processes.
|
|
28 |
* cupsd_compare_subscriptions() - Compare two subscriptions.
|
|
29 |
* cupsd_delete_event() - Delete a single event...
|
|
30 |
* cupsd_send_dbus() - Send a DBUS notification...
|
|
31 |
* cupsd_send_notification() - Send a notification for the specified
|
|
32 |
* event.
|
|
33 |
* cupsd_start_notifier() - Start a notifier subprocess...
|
|
34 |
* cupsd_update_notifier() - Read messages from notifiers.
|
|
35 |
*/
|
|
36 |
||
37 |
/*
|
|
38 |
* Include necessary headers...
|
|
39 |
*/
|
|
40 |
||
41 |
#include "cupsd.h" |
|
42 |
#ifdef HAVE_DBUS
|
|
43 |
# include <dbus/dbus.h>
|
|
44 |
# ifdef HAVE_DBUS_MESSAGE_ITER_INIT_APPEND
|
|
45 |
# define dbus_message_append_iter_init dbus_message_iter_init_append
|
|
46 |
# define dbus_message_iter_append_string(i,v) dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &(v))
|
|
47 |
# define dbus_message_iter_append_uint32(i,v) dbus_message_iter_append_basic(i, DBUS_TYPE_UINT32, &(v))
|
|
48 |
# endif /* HAVE_DBUS_MESSAGE_ITER_INIT_APPEND */ |
|
49 |
#endif /* HAVE_DBUS */ |
|
50 |
||
51 |
||
52 |
/*
|
|
53 |
* Local functions...
|
|
54 |
*/
|
|
55 |
||
56 |
static int cupsd_compare_subscriptions(cupsd_subscription_t *first, |
|
57 |
cupsd_subscription_t *second, |
|
58 |
void *unused); |
|
59 |
static void cupsd_delete_event(cupsd_event_t *event); |
|
60 |
#ifdef HAVE_DBUS
|
|
61 |
static void cupsd_send_dbus(cupsd_eventmask_t event, cupsd_printer_t *dest, |
|
62 |
cupsd_job_t *job); |
|
63 |
#endif /* HAVE_DBUS */ |
|
64 |
static void cupsd_send_notification(cupsd_subscription_t *sub, |
|
65 |
cupsd_event_t *event); |
|
66 |
static void cupsd_start_notifier(cupsd_subscription_t *sub); |
|
67 |
static void cupsd_update_notifier(void); |
|
68 |
||
69 |
||
70 |
/*
|
|
71 |
* 'cupsdAddEvent()' - Add an event to the global event cache.
|
|
72 |
*/
|
|
73 |
||
74 |
void
|
|
75 |
cupsdAddEvent( |
|
76 |
cupsd_eventmask_t event, /* I - Event */ |
|
77 |
cupsd_printer_t *dest, /* I - Printer associated with event */ |
|
78 |
cupsd_job_t *job, /* I - Job associated with event */ |
|
79 |
const char *text, /* I - Notification text */ |
|
80 |
...) /* I - Additional arguments as needed */ |
|
81 |
{
|
|
82 |
va_list ap; /* Pointer to additional arguments */ |
|
83 |
char ftext[1024]; /* Formatted text buffer */ |
|
84 |
ipp_attribute_t *attr; /* Printer/job attribute */ |
|
85 |
cupsd_event_t *temp; /* New event pointer */ |
|
86 |
cupsd_subscription_t *sub; /* Current subscription */ |
|
87 |
||
88 |
||
89 |
cupsdLogMessage(CUPSD_LOG_DEBUG2, |
|
90 |
"cupsdAddEvent(event=%s, dest=%p(%s), job=%p(%d), text=\"%s\", ...)", |
|
91 |
cupsdEventName(event), dest, dest ? dest->name : "", |
|
92 |
job, job ? job->id : 0, text); |
|
93 |
||
94 |
/*
|
|
95 |
* Keep track of events with any OS-supplied notification mechanisms...
|
|
96 |
*/
|
|
97 |
||
98 |
LastEvent |= event; |
|
99 |
||
100 |
#ifdef HAVE_DBUS
|
|
101 |
cupsd_send_dbus(event, dest, job); |
|
102 |
#endif /* HAVE_DBUS */ |
|
103 |
||
104 |
/*
|
|
105 |
* Return if we aren't keeping events...
|
|
106 |
*/
|
|
107 |
||
108 |
if (MaxEvents <= 0) |
|
109 |
{
|
|
110 |
cupsdLogMessage(CUPSD_LOG_WARN, |
|
111 |
"cupsdAddEvent: Discarding %s event since MaxEvents is %d!", |
|
112 |
cupsdEventName(event), MaxEvents); |
|
113 |
return; |
|
114 |
}
|
|
115 |
||
116 |
/*
|
|
117 |
* Then loop through the subscriptions and add the event to the corresponding
|
|
118 |
* caches...
|
|
119 |
*/
|
|
120 |
||
121 |
for (temp = NULL, sub = (cupsd_subscription_t *)cupsArrayFirst(Subscriptions); |
|
122 |
sub; |
|
123 |
sub = (cupsd_subscription_t *)cupsArrayNext(Subscriptions)) |
|
124 |
{
|
|
125 |
/*
|
|
126 |
* Check if this subscription requires this event...
|
|
127 |
*/
|
|
128 |
||
129 |
if ((sub->mask & event) != 0 && |
|
130 |
(sub->dest == dest || !sub->dest) && |
|
131 |
(sub->job == job || !sub->job)) |
|
132 |
{
|
|
133 |
/*
|
|
134 |
* Need this event, so create a new event record...
|
|
135 |
*/
|
|
136 |
||
137 |
if ((temp = (cupsd_event_t *)calloc(1, sizeof(cupsd_event_t))) == NULL) |
|
138 |
{
|
|
139 |
cupsdLogMessage(CUPSD_LOG_CRIT, |
|
140 |
"Unable to allocate memory for event - %s", |
|
141 |
strerror(errno)); |
|
142 |
return; |
|
143 |
}
|
|
144 |
||
145 |
temp->event = event; |
|
146 |
temp->time = time(NULL); |
|
147 |
temp->attrs = ippNew(); |
|
148 |
temp->job = job; |
|
98
by Martin Pitt, Till Kamppeter, Bastian Blank, Martin Pitt
[ Till Kamppeter ] |
149 |
|
150 |
if (dest) |
|
151 |
temp->dest = dest; |
|
152 |
else if (job) |
|
153 |
temp->dest = dest = cupsdFindPrinter(job->dest); |
|
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
154 |
|
155 |
/*
|
|
156 |
* Add common event notification attributes...
|
|
157 |
*/
|
|
158 |
||
159 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, IPP_TAG_CHARSET, |
|
160 |
"notify-charset", NULL, "utf-8"); |
|
161 |
||
162 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, IPP_TAG_LANGUAGE, |
|
163 |
"notify-natural-language", NULL, "en-US"); |
|
164 |
||
165 |
ippAddInteger(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, IPP_TAG_INTEGER, |
|
166 |
"notify-subscription-id", sub->id); |
|
167 |
||
168 |
ippAddInteger(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, IPP_TAG_INTEGER, |
|
169 |
"notify-sequence-number", sub->next_event_id); |
|
170 |
||
171 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, IPP_TAG_KEYWORD, |
|
172 |
"notify-subscribed-event", NULL, cupsdEventName(event)); |
|
173 |
||
174 |
if (sub->user_data_len > 0) |
|
175 |
ippAddOctetString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, |
|
176 |
"notify-user-data", sub->user_data, |
|
177 |
sub->user_data_len); |
|
178 |
||
179 |
ippAddInteger(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, IPP_TAG_INTEGER, |
|
180 |
"printer-up-time", time(NULL)); |
|
181 |
||
182 |
va_start(ap, text); |
|
183 |
vsnprintf(ftext, sizeof(ftext), text, ap); |
|
184 |
va_end(ap); |
|
185 |
||
186 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, IPP_TAG_TEXT, |
|
187 |
"notify-text", NULL, ftext); |
|
188 |
||
189 |
if (dest) |
|
190 |
{
|
|
191 |
/*
|
|
192 |
* Add printer attributes...
|
|
193 |
*/
|
|
194 |
||
195 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, IPP_TAG_URI, |
|
196 |
"notify-printer-uri", NULL, dest->uri); |
|
197 |
||
198 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, IPP_TAG_NAME, |
|
199 |
"printer-name", NULL, dest->name); |
|
200 |
||
201 |
ippAddInteger(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, IPP_TAG_ENUM, |
|
202 |
"printer-state", dest->state); |
|
203 |
||
204 |
if (dest->num_reasons == 0) |
|
205 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, |
|
206 |
IPP_TAG_KEYWORD, "printer-state-reasons", NULL, |
|
207 |
dest->state == IPP_PRINTER_STOPPED ? "paused" : "none"); |
|
208 |
else
|
|
209 |
ippAddStrings(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, |
|
210 |
IPP_TAG_KEYWORD, "printer-state-reasons", |
|
211 |
dest->num_reasons, NULL, |
|
212 |
(const char * const *)dest->reasons); |
|
213 |
||
214 |
ippAddBoolean(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, |
|
215 |
"printer-is-accepting-jobs", dest->accepting); |
|
216 |
}
|
|
217 |
||
218 |
if (job) |
|
219 |
{
|
|
220 |
/*
|
|
221 |
* Add job attributes...
|
|
222 |
*/
|
|
223 |
||
224 |
ippAddInteger(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, IPP_TAG_INTEGER, |
|
225 |
"notify-job-id", job->id); |
|
226 |
ippAddInteger(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, IPP_TAG_ENUM, |
|
227 |
"job-state", job->state_value); |
|
228 |
||
229 |
if ((attr = ippFindAttribute(job->attrs, "job-name", |
|
230 |
IPP_TAG_NAME)) != NULL) |
|
231 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, IPP_TAG_NAME, |
|
232 |
"job-name", NULL, attr->values[0].string.text); |
|
233 |
||
234 |
switch (job->state_value) |
|
235 |
{
|
|
236 |
case IPP_JOB_PENDING : |
|
237 |
if (dest && dest->state == IPP_PRINTER_STOPPED) |
|
238 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, |
|
239 |
IPP_TAG_KEYWORD, "job-state-reasons", NULL, |
|
240 |
"printer-stopped"); |
|
241 |
else
|
|
242 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, |
|
243 |
IPP_TAG_KEYWORD, "job-state-reasons", NULL, |
|
244 |
"none"); |
|
245 |
break; |
|
246 |
||
247 |
case IPP_JOB_HELD : |
|
248 |
if (ippFindAttribute(job->attrs, "job-hold-until", IPP_TAG_KEYWORD) != NULL || |
|
249 |
ippFindAttribute(job->attrs, "job-hold-until", IPP_TAG_NAME) != NULL) |
|
250 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, |
|
251 |
IPP_TAG_KEYWORD, "job-state-reasons", NULL, |
|
252 |
"job-hold-until-specified"); |
|
253 |
else
|
|
254 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, |
|
255 |
IPP_TAG_KEYWORD, "job-state-reasons", NULL, |
|
256 |
"job-incoming"); |
|
257 |
break; |
|
258 |
||
259 |
case IPP_JOB_PROCESSING : |
|
260 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, |
|
261 |
IPP_TAG_KEYWORD, "job-state-reasons", NULL, |
|
262 |
"job-printing"); |
|
263 |
break; |
|
264 |
||
265 |
case IPP_JOB_STOPPED : |
|
266 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, |
|
267 |
IPP_TAG_KEYWORD, "job-state-reasons", NULL, |
|
268 |
"job-stopped"); |
|
269 |
break; |
|
270 |
||
271 |
case IPP_JOB_CANCELED : |
|
272 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, |
|
273 |
IPP_TAG_KEYWORD, "job-state-reasons", NULL, |
|
274 |
"job-canceled-by-user"); |
|
275 |
break; |
|
276 |
||
277 |
case IPP_JOB_ABORTED : |
|
278 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, |
|
279 |
IPP_TAG_KEYWORD, "job-state-reasons", NULL, |
|
280 |
"aborted-by-system"); |
|
281 |
break; |
|
282 |
||
283 |
case IPP_JOB_COMPLETED : |
|
284 |
ippAddString(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, |
|
285 |
IPP_TAG_KEYWORD, "job-state-reasons", NULL, |
|
286 |
"job-completed-successfully"); |
|
287 |
break; |
|
288 |
}
|
|
289 |
||
290 |
ippAddInteger(temp->attrs, IPP_TAG_EVENT_NOTIFICATION, IPP_TAG_INTEGER, |
|
291 |
"job-impressions-completed", |
|
292 |
job->sheets ? job->sheets->values[0].integer : 0); |
|
293 |
}
|
|
294 |
||
295 |
/*
|
|
296 |
* Send the notification for this subscription...
|
|
297 |
*/
|
|
298 |
||
299 |
cupsd_send_notification(sub, temp); |
|
300 |
}
|
|
301 |
}
|
|
302 |
||
303 |
if (temp) |
|
304 |
cupsdMarkDirty(CUPSD_DIRTY_SUBSCRIPTIONS); |
|
305 |
else
|
|
306 |
cupsdLogMessage(CUPSD_LOG_DEBUG, "Discarding unused %s event...", |
|
307 |
cupsdEventName(event)); |
|
308 |
}
|
|
309 |
||
310 |
||
311 |
/*
|
|
312 |
* 'cupsdAddSubscription()' - Add a new subscription object.
|
|
313 |
*/
|
|
314 |
||
315 |
cupsd_subscription_t * /* O - New subscription object */ |
|
316 |
cupsdAddSubscription( |
|
317 |
unsigned mask, /* I - Event mask */ |
|
318 |
cupsd_printer_t *dest, /* I - Printer, if any */ |
|
319 |
cupsd_job_t *job, /* I - Job, if any */ |
|
320 |
const char *uri, /* I - notify-recipient-uri, if any */ |
|
321 |
int sub_id) /* I - notify-subscription-id or 0 */ |
|
322 |
{
|
|
323 |
cupsd_subscription_t *temp; /* New subscription object */ |
|
324 |
||
325 |
||
326 |
cupsdLogMessage(CUPSD_LOG_DEBUG, |
|
327 |
"cupsdAddSubscription(mask=%x, dest=%p(%s), job=%p(%d), "
|
|
328 |
"uri=\"%s\")", |
|
329 |
mask, dest, dest ? dest->name : "", job, job ? job->id : 0, |
|
330 |
uri ? uri : "(null)"); |
|
331 |
||
332 |
if (!Subscriptions) |
|
333 |
Subscriptions = cupsArrayNew((cups_array_func_t)cupsd_compare_subscriptions, |
|
334 |
NULL); |
|
335 |
||
336 |
if (!Subscriptions) |
|
337 |
{
|
|
338 |
cupsdLogMessage(CUPSD_LOG_CRIT, |
|
339 |
"Unable to allocate memory for subscriptions - %s", |
|
340 |
strerror(errno)); |
|
341 |
return (NULL); |
|
342 |
}
|
|
343 |
||
344 |
/*
|
|
345 |
* Limit the number of subscriptions...
|
|
346 |
*/
|
|
347 |
||
348 |
if (MaxSubscriptions > 0 && cupsArrayCount(Subscriptions) >= MaxSubscriptions) |
|
349 |
{
|
|
350 |
cupsdLogMessage(CUPSD_LOG_DEBUG, |
|
351 |
"cupsdAddSubscription: Reached MaxSubscriptions %d "
|
|
352 |
"(count=%d)", MaxSubscriptions, |
|
353 |
cupsArrayCount(Subscriptions)); |
|
354 |
return (NULL); |
|
355 |
}
|
|
356 |
||
357 |
if (MaxSubscriptionsPerJob > 0 && job) |
|
358 |
{
|
|
359 |
int count; /* Number of job subscriptions */ |
|
360 |
||
361 |
for (temp = (cupsd_subscription_t *)cupsArrayFirst(Subscriptions), |
|
362 |
count = 0; |
|
363 |
temp; |
|
364 |
temp = (cupsd_subscription_t *)cupsArrayNext(Subscriptions)) |
|
365 |
if (temp->job == job) |
|
366 |
count ++; |
|
367 |
||
368 |
if (count >= MaxSubscriptionsPerJob) |
|
369 |
{
|
|
370 |
cupsdLogMessage(CUPSD_LOG_DEBUG, |
|
371 |
"cupsdAddSubscription: Reached MaxSubscriptionsPerJob %d "
|
|
372 |
"for job #%d (count=%d)", MaxSubscriptionsPerJob, |
|
373 |
job->id, count); |
|
374 |
return (NULL); |
|
375 |
}
|
|
376 |
}
|
|
377 |
||
378 |
if (MaxSubscriptionsPerPrinter > 0 && dest) |
|
379 |
{
|
|
380 |
int count; /* Number of printer subscriptions */ |
|
381 |
||
382 |
for (temp = (cupsd_subscription_t *)cupsArrayFirst(Subscriptions), |
|
383 |
count = 0; |
|
384 |
temp; |
|
385 |
temp = (cupsd_subscription_t *)cupsArrayNext(Subscriptions)) |
|
386 |
if (temp->dest == dest) |
|
387 |
count ++; |
|
388 |
||
389 |
if (count >= MaxSubscriptionsPerPrinter) |
|
390 |
{
|
|
391 |
cupsdLogMessage(CUPSD_LOG_DEBUG, |
|
392 |
"cupsdAddSubscription: Reached "
|
|
393 |
"MaxSubscriptionsPerPrinter %d for %s (count=%d)", |
|
394 |
MaxSubscriptionsPerPrinter, dest->name, count); |
|
395 |
return (NULL); |
|
396 |
}
|
|
397 |
}
|
|
398 |
||
399 |
/*
|
|
400 |
* Allocate memory for this subscription...
|
|
401 |
*/
|
|
402 |
||
403 |
if ((temp = calloc(1, sizeof(cupsd_subscription_t))) == NULL) |
|
404 |
{
|
|
405 |
cupsdLogMessage(CUPSD_LOG_CRIT, |
|
406 |
"Unable to allocate memory for subscription object - %s", |
|
407 |
strerror(errno)); |
|
408 |
return (NULL); |
|
409 |
}
|
|
410 |
||
411 |
/*
|
|
412 |
* Fill in common data...
|
|
413 |
*/
|
|
414 |
||
415 |
if (sub_id) |
|
416 |
{
|
|
417 |
temp->id = sub_id; |
|
418 |
||
419 |
if (sub_id >= NextSubscriptionId) |
|
420 |
NextSubscriptionId = sub_id + 1; |
|
421 |
}
|
|
422 |
else
|
|
423 |
{
|
|
424 |
temp->id = NextSubscriptionId; |
|
425 |
||
426 |
NextSubscriptionId ++; |
|
427 |
}
|
|
428 |
||
429 |
temp->mask = mask; |
|
430 |
temp->dest = dest; |
|
431 |
temp->job = job; |
|
432 |
temp->pipe = -1; |
|
433 |
temp->first_event_id = 1; |
|
434 |
temp->next_event_id = 1; |
|
435 |
||
436 |
cupsdSetString(&(temp->recipient), uri); |
|
437 |
||
438 |
/*
|
|
439 |
* Add the subscription to the array...
|
|
440 |
*/
|
|
441 |
||
442 |
cupsArrayAdd(Subscriptions, temp); |
|
443 |
||
444 |
/*
|
|
445 |
* For RSS subscriptions, run the notifier immediately...
|
|
446 |
*/
|
|
447 |
||
448 |
if (uri && !strncmp(uri, "rss:", 4)) |
|
449 |
cupsd_start_notifier(temp); |
|
450 |
||
451 |
return (temp); |
|
452 |
}
|
|
453 |
||
454 |
||
455 |
/*
|
|
456 |
* 'cupsdDeleteAllSubscriptions()' - Delete all subscriptions.
|
|
457 |
*/
|
|
458 |
||
459 |
void
|
|
460 |
cupsdDeleteAllSubscriptions(void) |
|
461 |
{
|
|
462 |
cupsd_subscription_t *sub; /* Subscription */ |
|
463 |
||
464 |
||
465 |
if (!Subscriptions) |
|
466 |
return; |
|
467 |
||
468 |
for (sub = (cupsd_subscription_t *)cupsArrayFirst(Subscriptions); |
|
469 |
sub; |
|
470 |
sub = (cupsd_subscription_t *)cupsArrayNext(Subscriptions)) |
|
471 |
cupsdDeleteSubscription(sub, 0); |
|
472 |
||
473 |
cupsArrayDelete(Subscriptions); |
|
474 |
Subscriptions = NULL; |
|
475 |
}
|
|
476 |
||
477 |
||
478 |
/*
|
|
479 |
* 'cupsdDeleteSubscription()' - Delete a subscription object.
|
|
480 |
*/
|
|
481 |
||
482 |
void
|
|
483 |
cupsdDeleteSubscription( |
|
484 |
cupsd_subscription_t *sub, /* I - Subscription object */ |
|
485 |
int update) /* I - 1 = update subscriptions.conf */ |
|
486 |
{
|
|
487 |
/*
|
|
488 |
* Close the pipe to the notifier as needed...
|
|
489 |
*/
|
|
490 |
||
491 |
if (sub->pipe >= 0) |
|
492 |
close(sub->pipe); |
|
493 |
||
494 |
/*
|
|
495 |
* Remove subscription from array...
|
|
496 |
*/
|
|
497 |
||
498 |
cupsArrayRemove(Subscriptions, sub); |
|
499 |
||
500 |
/*
|
|
501 |
* Free memory...
|
|
502 |
*/
|
|
503 |
||
504 |
cupsdClearString(&(sub->owner)); |
|
505 |
cupsdClearString(&(sub->recipient)); |
|
506 |
||
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
507 |
cupsArrayDelete(sub->events); |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
508 |
|
509 |
free(sub); |
|
510 |
||
511 |
/*
|
|
512 |
* Update the subscriptions as needed...
|
|
513 |
*/
|
|
514 |
||
515 |
if (update) |
|
516 |
cupsdMarkDirty(CUPSD_DIRTY_SUBSCRIPTIONS); |
|
517 |
}
|
|
518 |
||
519 |
||
520 |
/*
|
|
521 |
* 'cupsdEventName()' - Return a single event name.
|
|
522 |
*/
|
|
523 |
||
524 |
const char * /* O - Event name */ |
|
525 |
cupsdEventName( |
|
526 |
cupsd_eventmask_t event) /* I - Event value */ |
|
527 |
{
|
|
528 |
switch (event) |
|
529 |
{
|
|
530 |
default : |
|
531 |
return (NULL); |
|
532 |
||
533 |
case CUPSD_EVENT_PRINTER_RESTARTED : |
|
534 |
return ("printer-restarted"); |
|
535 |
||
536 |
case CUPSD_EVENT_PRINTER_SHUTDOWN : |
|
537 |
return ("printer-shutdown"); |
|
538 |
||
539 |
case CUPSD_EVENT_PRINTER_STOPPED : |
|
540 |
return ("printer-stopped"); |
|
541 |
||
542 |
case CUPSD_EVENT_PRINTER_FINISHINGS_CHANGED : |
|
543 |
return ("printer-finishings-changed"); |
|
544 |
||
545 |
case CUPSD_EVENT_PRINTER_MEDIA_CHANGED : |
|
546 |
return ("printer-media-changed"); |
|
547 |
||
548 |
case CUPSD_EVENT_PRINTER_ADDED : |
|
549 |
return ("printer-added"); |
|
550 |
||
551 |
case CUPSD_EVENT_PRINTER_DELETED : |
|
552 |
return ("printer-deleted"); |
|
553 |
||
554 |
case CUPSD_EVENT_PRINTER_MODIFIED : |
|
555 |
return ("printer-modified"); |
|
556 |
||
557 |
case CUPSD_EVENT_PRINTER_QUEUE_ORDER_CHANGED : |
|
558 |
return ("printer-queue-order-changed"); |
|
559 |
||
560 |
case CUPSD_EVENT_PRINTER_STATE : |
|
561 |
case CUPSD_EVENT_PRINTER_STATE_CHANGED : |
|
562 |
return ("printer-state-changed"); |
|
563 |
||
564 |
case CUPSD_EVENT_PRINTER_CONFIG : |
|
565 |
case CUPSD_EVENT_PRINTER_CONFIG_CHANGED : |
|
566 |
return ("printer-config-changed"); |
|
567 |
||
568 |
case CUPSD_EVENT_PRINTER_CHANGED : |
|
569 |
return ("printer-changed"); |
|
570 |
||
571 |
case CUPSD_EVENT_JOB_CREATED : |
|
572 |
return ("job-created"); |
|
573 |
||
574 |
case CUPSD_EVENT_JOB_COMPLETED : |
|
575 |
return ("job-completed"); |
|
576 |
||
577 |
case CUPSD_EVENT_JOB_STOPPED : |
|
578 |
return ("job-stopped"); |
|
579 |
||
580 |
case CUPSD_EVENT_JOB_CONFIG_CHANGED : |
|
581 |
return ("job-config-changed"); |
|
582 |
||
583 |
case CUPSD_EVENT_JOB_PROGRESS : |
|
584 |
return ("job-progress"); |
|
585 |
||
586 |
case CUPSD_EVENT_JOB_STATE : |
|
587 |
case CUPSD_EVENT_JOB_STATE_CHANGED : |
|
588 |
return ("job-state-changed"); |
|
589 |
||
590 |
case CUPSD_EVENT_SERVER_RESTARTED : |
|
591 |
return ("server-restarted"); |
|
592 |
||
593 |
case CUPSD_EVENT_SERVER_STARTED : |
|
594 |
return ("server-started"); |
|
595 |
||
596 |
case CUPSD_EVENT_SERVER_STOPPED : |
|
597 |
return ("server-stopped"); |
|
598 |
||
599 |
case CUPSD_EVENT_SERVER_AUDIT : |
|
600 |
return ("server-audit"); |
|
601 |
||
602 |
case CUPSD_EVENT_ALL : |
|
603 |
return ("all"); |
|
604 |
}
|
|
605 |
}
|
|
606 |
||
607 |
||
608 |
/*
|
|
609 |
* 'cupsdEventValue()' - Return the event mask value for a name.
|
|
610 |
*/
|
|
611 |
||
612 |
cupsd_eventmask_t /* O - Event mask value */ |
|
613 |
cupsdEventValue(const char *name) /* I - Name of event */ |
|
614 |
{
|
|
615 |
if (!strcmp(name, "all")) |
|
616 |
return (CUPSD_EVENT_ALL); |
|
617 |
else if (!strcmp(name, "printer-restarted")) |
|
618 |
return (CUPSD_EVENT_PRINTER_RESTARTED); |
|
619 |
else if (!strcmp(name, "printer-shutdown")) |
|
620 |
return (CUPSD_EVENT_PRINTER_SHUTDOWN); |
|
621 |
else if (!strcmp(name, "printer-stopped")) |
|
622 |
return (CUPSD_EVENT_PRINTER_STOPPED); |
|
623 |
else if (!strcmp(name, "printer-finishings-changed")) |
|
624 |
return (CUPSD_EVENT_PRINTER_FINISHINGS_CHANGED); |
|
625 |
else if (!strcmp(name, "printer-media-changed")) |
|
626 |
return (CUPSD_EVENT_PRINTER_MEDIA_CHANGED); |
|
627 |
else if (!strcmp(name, "printer-added")) |
|
628 |
return (CUPSD_EVENT_PRINTER_ADDED); |
|
629 |
else if (!strcmp(name, "printer-deleted")) |
|
630 |
return (CUPSD_EVENT_PRINTER_DELETED); |
|
631 |
else if (!strcmp(name, "printer-modified")) |
|
632 |
return (CUPSD_EVENT_PRINTER_MODIFIED); |
|
633 |
else if (!strcmp(name, "printer-queue-order-changed")) |
|
634 |
return (CUPSD_EVENT_PRINTER_QUEUE_ORDER_CHANGED); |
|
635 |
else if (!strcmp(name, "printer-state-changed")) |
|
636 |
return (CUPSD_EVENT_PRINTER_STATE_CHANGED); |
|
637 |
else if (!strcmp(name, "printer-config-changed")) |
|
638 |
return (CUPSD_EVENT_PRINTER_CONFIG_CHANGED); |
|
639 |
else if (!strcmp(name, "printer-changed")) |
|
640 |
return (CUPSD_EVENT_PRINTER_CHANGED); |
|
641 |
else if (!strcmp(name, "job-created")) |
|
642 |
return (CUPSD_EVENT_JOB_CREATED); |
|
643 |
else if (!strcmp(name, "job-completed")) |
|
644 |
return (CUPSD_EVENT_JOB_COMPLETED); |
|
645 |
else if (!strcmp(name, "job-stopped")) |
|
646 |
return (CUPSD_EVENT_JOB_STOPPED); |
|
647 |
else if (!strcmp(name, "job-config-changed")) |
|
648 |
return (CUPSD_EVENT_JOB_CONFIG_CHANGED); |
|
649 |
else if (!strcmp(name, "job-progress")) |
|
650 |
return (CUPSD_EVENT_JOB_PROGRESS); |
|
651 |
else if (!strcmp(name, "job-state-changed")) |
|
652 |
return (CUPSD_EVENT_JOB_STATE_CHANGED); |
|
653 |
else if (!strcmp(name, "server-restarted")) |
|
654 |
return (CUPSD_EVENT_SERVER_RESTARTED); |
|
655 |
else if (!strcmp(name, "server-started")) |
|
656 |
return (CUPSD_EVENT_SERVER_STARTED); |
|
657 |
else if (!strcmp(name, "server-stopped")) |
|
658 |
return (CUPSD_EVENT_SERVER_STOPPED); |
|
659 |
else if (!strcmp(name, "server-audit")) |
|
660 |
return (CUPSD_EVENT_SERVER_AUDIT); |
|
661 |
else
|
|
662 |
return (CUPSD_EVENT_NONE); |
|
663 |
}
|
|
664 |
||
665 |
||
666 |
/*
|
|
667 |
* 'cupsdExpireSubscriptions()' - Expire old subscription objects.
|
|
668 |
*/
|
|
669 |
||
670 |
void
|
|
671 |
cupsdExpireSubscriptions( |
|
672 |
cupsd_printer_t *dest, /* I - Printer, if any */ |
|
673 |
cupsd_job_t *job) /* I - Job, if any */ |
|
674 |
{
|
|
675 |
cupsd_subscription_t *sub; /* Current subscription */ |
|
676 |
int update; /* Update subscriptions.conf? */ |
|
677 |
time_t curtime; /* Current time */ |
|
678 |
||
679 |
||
680 |
curtime = time(NULL); |
|
681 |
update = 0; |
|
682 |
||
683 |
for (sub = (cupsd_subscription_t *)cupsArrayFirst(Subscriptions); |
|
684 |
sub; |
|
685 |
sub = (cupsd_subscription_t *)cupsArrayNext(Subscriptions)) |
|
686 |
if ((!sub->job && !dest && sub->expire && sub->expire <= curtime) || |
|
687 |
(dest && sub->dest == dest) || |
|
688 |
(job && sub->job == job)) |
|
689 |
{
|
|
690 |
cupsdLogMessage(CUPSD_LOG_INFO, "Subscription %d has expired...", |
|
691 |
sub->id); |
|
692 |
||
693 |
cupsdDeleteSubscription(sub, 0); |
|
694 |
||
695 |
update = 1; |
|
696 |
}
|
|
697 |
||
698 |
if (update) |
|
699 |
cupsdMarkDirty(CUPSD_DIRTY_SUBSCRIPTIONS); |
|
700 |
}
|
|
701 |
||
702 |
||
703 |
/*
|
|
704 |
* 'cupsdFindSubscription()' - Find a subscription by ID.
|
|
705 |
*/
|
|
706 |
||
707 |
cupsd_subscription_t * /* O - Subscription object */ |
|
708 |
cupsdFindSubscription(int id) /* I - Subscription ID */ |
|
709 |
{
|
|
710 |
cupsd_subscription_t sub; /* Subscription template */ |
|
711 |
||
712 |
||
713 |
sub.id = id; |
|
714 |
||
715 |
return ((cupsd_subscription_t *)cupsArrayFind(Subscriptions, &sub)); |
|
716 |
}
|
|
717 |
||
718 |
||
719 |
/*
|
|
720 |
* 'cupsdLoadAllSubscriptions()' - Load all subscriptions from the .conf file.
|
|
721 |
*/
|
|
722 |
||
723 |
void
|
|
724 |
cupsdLoadAllSubscriptions(void) |
|
725 |
{
|
|
726 |
int i; /* Looping var */ |
|
727 |
cups_file_t *fp; /* subscriptions.conf file */ |
|
728 |
int linenum; /* Current line number */ |
|
729 |
char line[1024], /* Line from file */ |
|
730 |
*value, /* Pointer to value */ |
|
731 |
*valueptr; /* Pointer into value */ |
|
732 |
cupsd_subscription_t *sub; /* Current subscription */ |
|
733 |
int hex; /* Non-zero if reading hex data */ |
|
734 |
int delete_sub; /* Delete subscription? */ |
|
735 |
||
736 |
||
737 |
/*
|
|
738 |
* Open the subscriptions.conf file...
|
|
739 |
*/
|
|
740 |
||
741 |
snprintf(line, sizeof(line), "%s/subscriptions.conf", ServerRoot); |
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
742 |
if ((fp = cupsdOpenConfFile(line)) == NULL) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
743 |
return; |
744 |
||
745 |
/*
|
|
746 |
* Read all of the lines from the file...
|
|
747 |
*/
|
|
748 |
||
749 |
linenum = 0; |
|
750 |
sub = NULL; |
|
751 |
delete_sub = 0; |
|
752 |
||
753 |
while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum)) |
|
754 |
{
|
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
755 |
if (!_cups_strcasecmp(line, "NextSubscriptionId") && value) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
756 |
{
|
757 |
/*
|
|
758 |
* NextSubscriptionId NNN
|
|
759 |
*/
|
|
760 |
||
761 |
i = atoi(value); |
|
762 |
if (i >= NextSubscriptionId && i > 0) |
|
763 |
NextSubscriptionId = i; |
|
764 |
}
|
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
765 |
else if (!_cups_strcasecmp(line, "<Subscription")) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
766 |
{
|
767 |
/*
|
|
768 |
* <Subscription #>
|
|
769 |
*/
|
|
770 |
||
771 |
if (!sub && value && isdigit(value[0] & 255)) |
|
772 |
{
|
|
773 |
sub = cupsdAddSubscription(CUPSD_EVENT_NONE, NULL, NULL, NULL, |
|
774 |
atoi(value)); |
|
775 |
}
|
|
776 |
else
|
|
777 |
{
|
|
778 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
779 |
"Syntax error on line %d of subscriptions.conf.", |
|
780 |
linenum); |
|
781 |
break; |
|
782 |
}
|
|
783 |
}
|
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
784 |
else if (!_cups_strcasecmp(line, "</Subscription>")) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
785 |
{
|
786 |
if (!sub) |
|
787 |
{
|
|
788 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
789 |
"Syntax error on line %d of subscriptions.conf.", |
|
790 |
linenum); |
|
791 |
break; |
|
792 |
}
|
|
793 |
||
794 |
if (delete_sub) |
|
795 |
cupsdDeleteSubscription(sub, 0); |
|
796 |
||
797 |
sub = NULL; |
|
798 |
delete_sub = 0; |
|
799 |
}
|
|
800 |
else if (!sub) |
|
801 |
{
|
|
802 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
803 |
"Syntax error on line %d of subscriptions.conf.", |
|
804 |
linenum); |
|
805 |
}
|
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
806 |
else if (!_cups_strcasecmp(line, "Events")) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
807 |
{
|
808 |
/*
|
|
809 |
* Events name
|
|
810 |
* Events name name name ...
|
|
811 |
*/
|
|
812 |
||
813 |
if (!value) |
|
814 |
{
|
|
815 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
816 |
"Syntax error on line %d of subscriptions.conf.", |
|
817 |
linenum); |
|
818 |
break; |
|
819 |
}
|
|
820 |
||
821 |
while (*value) |
|
822 |
{
|
|
823 |
/*
|
|
824 |
* Separate event names...
|
|
825 |
*/
|
|
826 |
||
827 |
for (valueptr = value; !isspace(*valueptr) && *valueptr; valueptr ++); |
|
828 |
||
829 |
while (isspace(*valueptr & 255)) |
|
830 |
*valueptr++ = '\0'; |
|
831 |
||
832 |
/*
|
|
833 |
* See if the name exists...
|
|
834 |
*/
|
|
835 |
||
836 |
if ((sub->mask |= cupsdEventValue(value)) == CUPSD_EVENT_NONE) |
|
837 |
{
|
|
838 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
839 |
"Unknown event name \'%s\' on line %d of subscriptions.conf.", |
|
840 |
value, linenum); |
|
841 |
break; |
|
842 |
}
|
|
843 |
||
844 |
value = valueptr; |
|
845 |
}
|
|
846 |
}
|
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
847 |
else if (!_cups_strcasecmp(line, "Owner")) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
848 |
{
|
849 |
/*
|
|
850 |
* Owner
|
|
851 |
*/
|
|
852 |
||
853 |
if (value) |
|
854 |
cupsdSetString(&sub->owner, value); |
|
855 |
else
|
|
856 |
{
|
|
857 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
858 |
"Syntax error on line %d of subscriptions.conf.", |
|
859 |
linenum); |
|
860 |
break; |
|
861 |
}
|
|
862 |
}
|
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
863 |
else if (!_cups_strcasecmp(line, "Recipient")) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
864 |
{
|
865 |
/*
|
|
866 |
* Recipient uri
|
|
867 |
*/
|
|
868 |
||
869 |
if (value) |
|
870 |
cupsdSetString(&sub->recipient, value); |
|
871 |
else
|
|
872 |
{
|
|
873 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
874 |
"Syntax error on line %d of subscriptions.conf.", |
|
875 |
linenum); |
|
876 |
break; |
|
877 |
}
|
|
878 |
}
|
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
879 |
else if (!_cups_strcasecmp(line, "JobId")) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
880 |
{
|
881 |
/*
|
|
882 |
* JobId #
|
|
883 |
*/
|
|
884 |
||
885 |
if (value && isdigit(*value & 255)) |
|
886 |
{
|
|
887 |
if ((sub->job = cupsdFindJob(atoi(value))) == NULL) |
|
888 |
{
|
|
889 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
890 |
"Job %s not found on line %d of subscriptions.conf.", |
|
891 |
value, linenum); |
|
892 |
delete_sub = 1; |
|
893 |
}
|
|
894 |
}
|
|
895 |
else
|
|
896 |
{
|
|
897 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
898 |
"Syntax error on line %d of subscriptions.conf.", |
|
899 |
linenum); |
|
900 |
break; |
|
901 |
}
|
|
902 |
}
|
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
903 |
else if (!_cups_strcasecmp(line, "PrinterName")) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
904 |
{
|
905 |
/*
|
|
906 |
* PrinterName name
|
|
907 |
*/
|
|
908 |
||
909 |
if (value) |
|
910 |
{
|
|
911 |
if ((sub->dest = cupsdFindDest(value)) == NULL) |
|
912 |
{
|
|
913 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
914 |
"Printer \'%s\' not found on line %d of subscriptions.conf.", |
|
915 |
value, linenum); |
|
916 |
delete_sub = 1; |
|
917 |
}
|
|
918 |
}
|
|
919 |
else
|
|
920 |
{
|
|
921 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
922 |
"Syntax error on line %d of subscriptions.conf.", |
|
923 |
linenum); |
|
924 |
break; |
|
925 |
}
|
|
926 |
}
|
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
927 |
else if (!_cups_strcasecmp(line, "UserData")) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
928 |
{
|
929 |
/*
|
|
930 |
* UserData encoded-string
|
|
931 |
*/
|
|
932 |
||
933 |
if (value) |
|
934 |
{
|
|
935 |
for (i = 0, valueptr = value, hex = 0; i < 63 && *valueptr; i ++) |
|
936 |
{
|
|
937 |
if (*valueptr == '<' && !hex) |
|
938 |
{
|
|
939 |
hex = 1; |
|
940 |
valueptr ++; |
|
941 |
}
|
|
942 |
||
943 |
if (hex) |
|
944 |
{
|
|
945 |
if (isxdigit(valueptr[0]) && isxdigit(valueptr[1])) |
|
946 |
{
|
|
947 |
if (isdigit(valueptr[0])) |
|
948 |
sub->user_data[i] = (valueptr[0] - '0') << 4; |
|
949 |
else
|
|
950 |
sub->user_data[i] = (tolower(valueptr[0]) - 'a' + 10) << 4; |
|
951 |
||
952 |
if (isdigit(valueptr[1])) |
|
953 |
sub->user_data[i] |= valueptr[1] - '0'; |
|
954 |
else
|
|
955 |
sub->user_data[i] |= tolower(valueptr[1]) - 'a' + 10; |
|
956 |
||
957 |
valueptr += 2; |
|
958 |
||
959 |
if (*valueptr == '>') |
|
960 |
{
|
|
961 |
hex = 0; |
|
962 |
valueptr ++; |
|
963 |
}
|
|
964 |
}
|
|
965 |
else
|
|
966 |
break; |
|
967 |
}
|
|
968 |
else
|
|
969 |
sub->user_data[i] = *valueptr++; |
|
970 |
}
|
|
971 |
||
972 |
if (*valueptr) |
|
973 |
{
|
|
974 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
975 |
"Bad UserData \'%s\' on line %d of subscriptions.conf.", |
|
976 |
value, linenum); |
|
977 |
}
|
|
978 |
else
|
|
979 |
sub->user_data_len = i; |
|
980 |
}
|
|
981 |
else
|
|
982 |
{
|
|
983 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
984 |
"Syntax error on line %d of subscriptions.conf.", |
|
985 |
linenum); |
|
986 |
break; |
|
987 |
}
|
|
988 |
}
|
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
989 |
else if (!_cups_strcasecmp(line, "LeaseDuration")) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
990 |
{
|
991 |
/*
|
|
992 |
* LeaseDuration #
|
|
993 |
*/
|
|
994 |
||
995 |
if (value && isdigit(*value & 255)) |
|
996 |
{
|
|
997 |
sub->lease = atoi(value); |
|
998 |
sub->expire = sub->lease ? time(NULL) + sub->lease : 0; |
|
999 |
}
|
|
1000 |
else
|
|
1001 |
{
|
|
1002 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
1003 |
"Syntax error on line %d of subscriptions.conf.", |
|
1004 |
linenum); |
|
1005 |
break; |
|
1006 |
}
|
|
1007 |
}
|
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
1008 |
else if (!_cups_strcasecmp(line, "Interval")) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
1009 |
{
|
1010 |
/*
|
|
1011 |
* Interval #
|
|
1012 |
*/
|
|
1013 |
||
1014 |
if (value && isdigit(*value & 255)) |
|
1015 |
sub->interval = atoi(value); |
|
1016 |
else
|
|
1017 |
{
|
|
1018 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
1019 |
"Syntax error on line %d of subscriptions.conf.", |
|
1020 |
linenum); |
|
1021 |
break; |
|
1022 |
}
|
|
1023 |
}
|
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
1024 |
else if (!_cups_strcasecmp(line, "ExpirationTime")) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
1025 |
{
|
1026 |
/*
|
|
1027 |
* ExpirationTime #
|
|
1028 |
*/
|
|
1029 |
||
1030 |
if (value && isdigit(*value & 255)) |
|
1031 |
sub->expire = atoi(value); |
|
1032 |
else
|
|
1033 |
{
|
|
1034 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
1035 |
"Syntax error on line %d of subscriptions.conf.", |
|
1036 |
linenum); |
|
1037 |
break; |
|
1038 |
}
|
|
1039 |
}
|
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
1040 |
else if (!_cups_strcasecmp(line, "NextEventId")) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
1041 |
{
|
1042 |
/*
|
|
1043 |
* NextEventId #
|
|
1044 |
*/
|
|
1045 |
||
1046 |
if (value && isdigit(*value & 255)) |
|
1047 |
sub->next_event_id = sub->first_event_id = atoi(value); |
|
1048 |
else
|
|
1049 |
{
|
|
1050 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
1051 |
"Syntax error on line %d of subscriptions.conf.", |
|
1052 |
linenum); |
|
1053 |
break; |
|
1054 |
}
|
|
1055 |
}
|
|
1056 |
else
|
|
1057 |
{
|
|
1058 |
/*
|
|
1059 |
* Something else we don't understand...
|
|
1060 |
*/
|
|
1061 |
||
1062 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
1063 |
"Unknown configuration directive %s on line %d of subscriptions.conf.", |
|
1064 |
line, linenum); |
|
1065 |
}
|
|
1066 |
}
|
|
1067 |
||
1068 |
cupsFileClose(fp); |
|
1069 |
}
|
|
1070 |
||
1071 |
||
1072 |
/*
|
|
1073 |
* 'cupsdSaveAllSubscriptions()' - Save all subscriptions to the .conf file.
|
|
1074 |
*/
|
|
1075 |
||
1076 |
void
|
|
1077 |
cupsdSaveAllSubscriptions(void) |
|
1078 |
{
|
|
1079 |
int i; /* Looping var */ |
|
1080 |
cups_file_t *fp; /* subscriptions.conf file */ |
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
1081 |
char filename[1024], /* subscriptions.conf filename */ |
1082 |
temp[1024]; /* Temporary string */ |
|
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
1083 |
cupsd_subscription_t *sub; /* Current subscription */ |
1084 |
time_t curtime; /* Current time */ |
|
1085 |
struct tm *curdate; /* Current date */ |
|
1086 |
unsigned mask; /* Current event mask */ |
|
1087 |
const char *name; /* Current event name */ |
|
1088 |
int hex; /* Non-zero if we are writing hex data */ |
|
1089 |
||
1090 |
||
1091 |
/*
|
|
1092 |
* Create the subscriptions.conf file...
|
|
1093 |
*/
|
|
1094 |
||
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
1095 |
snprintf(filename, sizeof(filename), "%s/subscriptions.conf", ServerRoot); |
1096 |
||
1097 |
if ((fp = cupsdCreateConfFile(filename, ConfigFilePerm)) == NULL) |
|
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
1098 |
return; |
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
1099 |
|
1100 |
cupsdLogMessage(CUPSD_LOG_INFO, "Saving subscriptions.conf..."); |
|
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
1101 |
|
1102 |
/*
|
|
1103 |
* Write a small header to the file...
|
|
1104 |
*/
|
|
1105 |
||
1106 |
curtime = time(NULL); |
|
1107 |
curdate = localtime(&curtime); |
|
1108 |
strftime(temp, sizeof(temp) - 1, "%Y-%m-%d %H:%M", curdate); |
|
1109 |
||
1110 |
cupsFilePuts(fp, "# Subscription configuration file for " CUPS_SVERSION "\n"); |
|
1111 |
cupsFilePrintf(fp, "# Written by cupsd on %s\n", temp); |
|
1112 |
||
1113 |
cupsFilePrintf(fp, "NextSubscriptionId %d\n", NextSubscriptionId); |
|
1114 |
||
1115 |
/*
|
|
1116 |
* Write every subscription known to the system...
|
|
1117 |
*/
|
|
1118 |
||
1119 |
for (sub = (cupsd_subscription_t *)cupsArrayFirst(Subscriptions); |
|
1120 |
sub; |
|
1121 |
sub = (cupsd_subscription_t *)cupsArrayNext(Subscriptions)) |
|
1122 |
{
|
|
1123 |
cupsFilePrintf(fp, "<Subscription %d>\n", sub->id); |
|
1124 |
||
1125 |
if ((name = cupsdEventName((cupsd_eventmask_t)sub->mask)) != NULL) |
|
1126 |
{
|
|
1127 |
/*
|
|
1128 |
* Simple event list...
|
|
1129 |
*/
|
|
1130 |
||
1131 |
cupsFilePrintf(fp, "Events %s\n", name); |
|
1132 |
}
|
|
1133 |
else
|
|
1134 |
{
|
|
1135 |
/*
|
|
1136 |
* Complex event list...
|
|
1137 |
*/
|
|
1138 |
||
1139 |
cupsFilePuts(fp, "Events"); |
|
1140 |
||
1141 |
for (mask = 1; mask < CUPSD_EVENT_ALL; mask <<= 1) |
|
1142 |
if (sub->mask & mask) |
|
1143 |
cupsFilePrintf(fp, " %s", cupsdEventName((cupsd_eventmask_t)mask)); |
|
1144 |
||
1145 |
cupsFilePuts(fp, "\n"); |
|
1146 |
}
|
|
1147 |
||
1148 |
if (sub->owner) |
|
1149 |
cupsFilePrintf(fp, "Owner %s\n", sub->owner); |
|
1150 |
if (sub->recipient) |
|
1151 |
cupsFilePrintf(fp, "Recipient %s\n", sub->recipient); |
|
1152 |
if (sub->job) |
|
1153 |
cupsFilePrintf(fp, "JobId %d\n", sub->job->id); |
|
1154 |
if (sub->dest) |
|
1155 |
cupsFilePrintf(fp, "PrinterName %s\n", sub->dest->name); |
|
1156 |
||
1157 |
if (sub->user_data_len > 0) |
|
1158 |
{
|
|
1159 |
cupsFilePuts(fp, "UserData "); |
|
1160 |
||
1161 |
for (i = 0, hex = 0; i < sub->user_data_len; i ++) |
|
1162 |
{
|
|
1163 |
if (sub->user_data[i] < ' ' || |
|
1164 |
sub->user_data[i] > 0x7f || |
|
1165 |
sub->user_data[i] == '<') |
|
1166 |
{
|
|
1167 |
if (!hex) |
|
1168 |
{
|
|
1169 |
cupsFilePrintf(fp, "<%02X", sub->user_data[i]); |
|
1170 |
hex = 1; |
|
1171 |
}
|
|
1172 |
else
|
|
1173 |
cupsFilePrintf(fp, "%02X", sub->user_data[i]); |
|
1174 |
}
|
|
1175 |
else
|
|
1176 |
{
|
|
1177 |
if (hex) |
|
1178 |
{
|
|
1179 |
cupsFilePrintf(fp, ">%c", sub->user_data[i]); |
|
1180 |
hex = 0; |
|
1181 |
}
|
|
1182 |
else
|
|
1183 |
cupsFilePutChar(fp, sub->user_data[i]); |
|
1184 |
}
|
|
1185 |
}
|
|
1186 |
||
1187 |
if (hex) |
|
1188 |
cupsFilePuts(fp, ">\n"); |
|
1189 |
else
|
|
1190 |
cupsFilePutChar(fp, '\n'); |
|
1191 |
}
|
|
1192 |
||
1193 |
cupsFilePrintf(fp, "LeaseDuration %d\n", sub->lease); |
|
1194 |
cupsFilePrintf(fp, "Interval %d\n", sub->interval); |
|
1195 |
cupsFilePrintf(fp, "ExpirationTime %ld\n", (long)sub->expire); |
|
1196 |
cupsFilePrintf(fp, "NextEventId %d\n", sub->next_event_id); |
|
1197 |
||
1198 |
cupsFilePuts(fp, "</Subscription>\n"); |
|
1199 |
}
|
|
1200 |
||
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
1201 |
cupsdCloseCreatedConfFile(fp, filename); |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
1202 |
}
|
1203 |
||
1204 |
||
1205 |
/*
|
|
1206 |
* 'cupsdStopAllNotifiers()' - Stop all notifier processes.
|
|
1207 |
*/
|
|
1208 |
||
1209 |
void
|
|
1210 |
cupsdStopAllNotifiers(void) |
|
1211 |
{
|
|
1212 |
cupsd_subscription_t *sub; /* Current subscription */ |
|
1213 |
||
1214 |
||
1215 |
/*
|
|
1216 |
* See if we have started any notifiers...
|
|
1217 |
*/
|
|
1218 |
||
1219 |
if (!NotifierStatusBuffer) |
|
1220 |
return; |
|
1221 |
||
1222 |
/*
|
|
1223 |
* Yes, kill any processes that are left...
|
|
1224 |
*/
|
|
1225 |
||
1226 |
for (sub = (cupsd_subscription_t *)cupsArrayFirst(Subscriptions); |
|
1227 |
sub; |
|
1228 |
sub = (cupsd_subscription_t *)cupsArrayNext(Subscriptions)) |
|
1229 |
if (sub->pid) |
|
1230 |
{
|
|
1231 |
cupsdEndProcess(sub->pid, 0); |
|
1232 |
||
1233 |
close(sub->pipe); |
|
1234 |
sub->pipe = -1; |
|
1235 |
}
|
|
1236 |
||
1237 |
/*
|
|
1238 |
* Close the status pipes...
|
|
1239 |
*/
|
|
1240 |
||
1241 |
if (NotifierPipes[0] >= 0) |
|
1242 |
{
|
|
1243 |
cupsdRemoveSelect(NotifierPipes[0]); |
|
1244 |
||
1245 |
cupsdStatBufDelete(NotifierStatusBuffer); |
|
1246 |
||
1247 |
close(NotifierPipes[0]); |
|
1248 |
close(NotifierPipes[1]); |
|
1249 |
||
1250 |
NotifierPipes[0] = -1; |
|
1251 |
NotifierPipes[1] = -1; |
|
1252 |
NotifierStatusBuffer = NULL; |
|
1253 |
}
|
|
1254 |
}
|
|
1255 |
||
1256 |
||
1257 |
/*
|
|
1258 |
* 'cupsd_compare_subscriptions()' - Compare two subscriptions.
|
|
1259 |
*/
|
|
1260 |
||
1261 |
static int /* O - Result of comparison */ |
|
1262 |
cupsd_compare_subscriptions( |
|
1263 |
cupsd_subscription_t *first, /* I - First subscription object */ |
|
1264 |
cupsd_subscription_t *second, /* I - Second subscription object */ |
|
1265 |
void *unused) /* I - Unused user data pointer */ |
|
1266 |
{
|
|
1267 |
(void)unused; |
|
1268 |
||
1269 |
return (first->id - second->id); |
|
1270 |
}
|
|
1271 |
||
1272 |
||
1273 |
/*
|
|
1274 |
* 'cupsd_delete_event()' - Delete a single event...
|
|
1275 |
*
|
|
1276 |
* Oldest events must be deleted first, otherwise the subscription cache
|
|
1277 |
* flushing code will not work properly.
|
|
1278 |
*/
|
|
1279 |
||
1280 |
static void |
|
1281 |
cupsd_delete_event(cupsd_event_t *event)/* I - Event to delete */ |
|
1282 |
{
|
|
1283 |
/*
|
|
1284 |
* Free memory...
|
|
1285 |
*/
|
|
1286 |
||
1287 |
ippDelete(event->attrs); |
|
1288 |
free(event); |
|
1289 |
}
|
|
1290 |
||
1291 |
||
1292 |
#ifdef HAVE_DBUS
|
|
1293 |
/*
|
|
1294 |
* 'cupsd_send_dbus()' - Send a DBUS notification...
|
|
1295 |
*/
|
|
1296 |
||
1297 |
static void |
|
1298 |
cupsd_send_dbus(cupsd_eventmask_t event,/* I - Event to send */ |
|
1299 |
cupsd_printer_t *dest,/* I - Destination, if any */ |
|
1300 |
cupsd_job_t *job) /* I - Job, if any */ |
|
1301 |
{
|
|
1302 |
DBusError error; /* Error, if any */ |
|
1303 |
DBusMessage *message; /* Message to send */ |
|
1304 |
DBusMessageIter iter; /* Iterator for message data */ |
|
1305 |
const char *what; /* What to send */ |
|
1306 |
static DBusConnection *con = NULL; /* Connection to DBUS server */ |
|
1307 |
||
1308 |
||
1309 |
/*
|
|
1310 |
* Figure out what to send, if anything...
|
|
1311 |
*/
|
|
1312 |
||
1313 |
if (event & CUPSD_EVENT_PRINTER_ADDED) |
|
1314 |
what = "PrinterAdded"; |
|
1315 |
else if (event & CUPSD_EVENT_PRINTER_DELETED) |
|
1316 |
what = "PrinterRemoved"; |
|
1317 |
else if (event & CUPSD_EVENT_PRINTER_CHANGED) |
|
1318 |
what = "QueueChanged"; |
|
1319 |
else if (event & CUPSD_EVENT_JOB_CREATED) |
|
1320 |
what = "JobQueuedLocal"; |
|
1321 |
else if ((event & CUPSD_EVENT_JOB_STATE) && job && |
|
1322 |
job->state_value == IPP_JOB_PROCESSING) |
|
1323 |
what = "JobStartedLocal"; |
|
1324 |
else
|
|
1325 |
return; |
|
1326 |
||
1327 |
/*
|
|
1328 |
* Verify connection to DBUS server...
|
|
1329 |
*/
|
|
1330 |
||
1331 |
if (con && !dbus_connection_get_is_connected(con)) |
|
1332 |
{
|
|
1333 |
dbus_connection_unref(con); |
|
1334 |
con = NULL; |
|
1335 |
}
|
|
1336 |
||
1337 |
if (!con) |
|
1338 |
{
|
|
1339 |
dbus_error_init(&error); |
|
1340 |
||
1341 |
con = dbus_bus_get(getuid() ? DBUS_BUS_SESSION : DBUS_BUS_SYSTEM, &error); |
|
1342 |
if (!con) |
|
1343 |
{
|
|
1344 |
dbus_error_free(&error); |
|
1345 |
return; |
|
1346 |
}
|
|
1347 |
}
|
|
1348 |
||
1349 |
/*
|
|
1350 |
* Create and send the new message...
|
|
1351 |
*/
|
|
1352 |
||
1353 |
message = dbus_message_new_signal("/com/redhat/PrinterSpooler", |
|
1354 |
"com.redhat.PrinterSpooler", what); |
|
1355 |
||
1356 |
dbus_message_append_iter_init(message, &iter); |
|
1357 |
if (dest) |
|
1358 |
dbus_message_iter_append_string(&iter, dest->name); |
|
1359 |
if (job) |
|
1360 |
{
|
|
1361 |
dbus_message_iter_append_uint32(&iter, job->id); |
|
1362 |
dbus_message_iter_append_string(&iter, job->username); |
|
1363 |
}
|
|
1364 |
||
1365 |
dbus_connection_send(con, message, NULL); |
|
1366 |
dbus_connection_flush(con); |
|
1367 |
dbus_message_unref(message); |
|
1368 |
}
|
|
1369 |
#endif /* HAVE_DBUS */ |
|
1370 |
||
1371 |
||
1372 |
/*
|
|
1373 |
* 'cupsd_send_notification()' - Send a notification for the specified event.
|
|
1374 |
*/
|
|
1375 |
||
1376 |
static void |
|
1377 |
cupsd_send_notification( |
|
1378 |
cupsd_subscription_t *sub, /* I - Subscription object */ |
|
1379 |
cupsd_event_t *event) /* I - Event to send */ |
|
1380 |
{
|
|
1381 |
ipp_state_t state; /* IPP event state */ |
|
1382 |
||
1383 |
||
1384 |
cupsdLogMessage(CUPSD_LOG_DEBUG2, |
|
1385 |
"cupsd_send_notification(sub=%p(%d), event=%p(%s))", |
|
1386 |
sub, sub->id, event, cupsdEventName(event->event)); |
|
1387 |
||
1388 |
/*
|
|
1389 |
* Allocate the events array as needed...
|
|
1390 |
*/
|
|
1391 |
||
1392 |
if (!sub->events) |
|
1393 |
{
|
|
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
1394 |
sub->events = cupsArrayNew3((cups_array_func_t)NULL, NULL, |
1395 |
(cups_ahash_func_t)NULL, 0, |
|
1396 |
(cups_acopy_func_t)NULL, |
|
1397 |
(cups_afree_func_t)cupsd_delete_event); |
|
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
1398 |
|
1399 |
if (!sub->events) |
|
1400 |
{
|
|
1401 |
cupsdLogMessage(CUPSD_LOG_CRIT, |
|
1402 |
"Unable to allocate memory for subscription #%d!", |
|
1403 |
sub->id); |
|
1404 |
return; |
|
1405 |
}
|
|
1406 |
}
|
|
1407 |
||
1408 |
/*
|
|
1409 |
* Purge an old event as needed...
|
|
1410 |
*/
|
|
1411 |
||
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
1412 |
if (cupsArrayCount(sub->events) >= MaxEvents) |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
1413 |
{
|
1414 |
/*
|
|
1415 |
* Purge the oldest event in the cache...
|
|
1416 |
*/
|
|
1417 |
||
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
1418 |
cupsArrayRemove(sub->events, cupsArrayFirst(sub->events)); |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
1419 |
|
1420 |
sub->first_event_id ++; |
|
1421 |
}
|
|
1422 |
||
1423 |
/*
|
|
1424 |
* Add the event to the subscription. Since the events array is
|
|
1425 |
* always MaxEvents in length, and since we will have already
|
|
1426 |
* removed an event from the subscription cache if we hit the
|
|
1427 |
* event cache limit, we don't need to check for overflow here...
|
|
1428 |
*/
|
|
1429 |
||
62
by Martin Pitt, Till Kamppeter, Martin Pitt
[ Till Kamppeter ] |
1430 |
cupsArrayAdd(sub->events, event); |
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
1431 |
|
1432 |
/*
|
|
1433 |
* Deliver the event...
|
|
1434 |
*/
|
|
1435 |
||
1436 |
if (sub->recipient) |
|
1437 |
{
|
|
1438 |
for (;;) |
|
1439 |
{
|
|
1440 |
if (sub->pipe < 0) |
|
1441 |
cupsd_start_notifier(sub); |
|
1442 |
||
1443 |
cupsdLogMessage(CUPSD_LOG_DEBUG2, "sub->pipe=%d", sub->pipe); |
|
1444 |
||
1445 |
if (sub->pipe < 0) |
|
1446 |
break; |
|
1447 |
||
1448 |
event->attrs->state = IPP_IDLE; |
|
1449 |
||
1450 |
while ((state = ippWriteFile(sub->pipe, event->attrs)) != IPP_DATA) |
|
1451 |
if (state == IPP_ERROR) |
|
1452 |
break; |
|
1453 |
||
1454 |
if (state == IPP_ERROR) |
|
1455 |
{
|
|
1456 |
if (errno == EPIPE) |
|
1457 |
{
|
|
1458 |
/*
|
|
1459 |
* Notifier died, try restarting it...
|
|
1460 |
*/
|
|
1461 |
||
1462 |
cupsdLogMessage(CUPSD_LOG_WARN, |
|
1463 |
"Notifier for subscription %d (%s) went away, "
|
|
1464 |
"retrying!", |
|
1465 |
sub->id, sub->recipient); |
|
1466 |
cupsdEndProcess(sub->pid, 0); |
|
1467 |
||
1468 |
close(sub->pipe); |
|
1469 |
sub->pipe = -1; |
|
1470 |
continue; |
|
1471 |
}
|
|
1472 |
||
1473 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
1474 |
"Unable to send event for subscription %d (%s)!", |
|
1475 |
sub->id, sub->recipient); |
|
1476 |
}
|
|
1477 |
||
1478 |
/*
|
|
1479 |
* If we get this far, break out of the loop...
|
|
1480 |
*/
|
|
1481 |
||
1482 |
break; |
|
1483 |
}
|
|
1484 |
}
|
|
1485 |
||
1486 |
/*
|
|
1487 |
* Bump the event sequence number...
|
|
1488 |
*/
|
|
1489 |
||
1490 |
sub->next_event_id ++; |
|
1491 |
}
|
|
1492 |
||
1493 |
||
1494 |
/*
|
|
1495 |
* 'cupsd_start_notifier()' - Start a notifier subprocess...
|
|
1496 |
*/
|
|
1497 |
||
1498 |
static void |
|
1499 |
cupsd_start_notifier( |
|
1500 |
cupsd_subscription_t *sub) /* I - Subscription object */ |
|
1501 |
{
|
|
1502 |
int pid; /* Notifier process ID */ |
|
1503 |
int fds[2]; /* Pipe file descriptors */ |
|
1504 |
char *argv[4], /* Command-line arguments */ |
|
1505 |
*envp[MAX_ENV], /* Environment variables */ |
|
1506 |
user_data[128], /* Base-64 encoded user data */ |
|
1507 |
scheme[256], /* notify-recipient-uri scheme */ |
|
1508 |
*ptr, /* Pointer into scheme */ |
|
1509 |
command[1024]; /* Notifier command */ |
|
1510 |
||
1511 |
||
1512 |
/*
|
|
1513 |
* Extract the scheme name from the recipient URI and point to the
|
|
1514 |
* notifier program...
|
|
1515 |
*/
|
|
1516 |
||
1517 |
strlcpy(scheme, sub->recipient, sizeof(scheme)); |
|
1518 |
if ((ptr = strchr(scheme, ':')) != NULL) |
|
1519 |
*ptr = '\0'; |
|
1520 |
||
1521 |
snprintf(command, sizeof(command), "%s/notifier/%s", ServerBin, scheme); |
|
1522 |
||
1523 |
/*
|
|
1524 |
* Base-64 encode the user data...
|
|
1525 |
*/
|
|
1526 |
||
1527 |
httpEncode64_2(user_data, sizeof(user_data), (char *)sub->user_data, |
|
1528 |
sub->user_data_len); |
|
1529 |
||
1530 |
/*
|
|
1531 |
* Setup the argument array...
|
|
1532 |
*/
|
|
1533 |
||
1534 |
argv[0] = command; |
|
1535 |
argv[1] = sub->recipient; |
|
1536 |
argv[2] = user_data; |
|
1537 |
argv[3] = NULL; |
|
1538 |
||
1539 |
/*
|
|
1540 |
* Setup the environment...
|
|
1541 |
*/
|
|
1542 |
||
1543 |
cupsdLoadEnv(envp, (int)(sizeof(envp) / sizeof(envp[0]))); |
|
1544 |
||
1545 |
/*
|
|
1546 |
* Create pipes as needed...
|
|
1547 |
*/
|
|
1548 |
||
1549 |
if (!NotifierStatusBuffer) |
|
1550 |
{
|
|
1551 |
/*
|
|
1552 |
* Create the status pipe...
|
|
1553 |
*/
|
|
1554 |
||
1555 |
if (cupsdOpenPipe(NotifierPipes)) |
|
1556 |
{
|
|
1557 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
1558 |
"Unable to create pipes for notifier status - %s", |
|
1559 |
strerror(errno)); |
|
1560 |
return; |
|
1561 |
}
|
|
1562 |
||
1563 |
NotifierStatusBuffer = cupsdStatBufNew(NotifierPipes[0], "[Notifier]"); |
|
1564 |
||
1565 |
cupsdAddSelect(NotifierPipes[0], (cupsd_selfunc_t)cupsd_update_notifier, |
|
1566 |
NULL, NULL); |
|
1567 |
}
|
|
1568 |
||
1569 |
if (cupsdOpenPipe(fds)) |
|
1570 |
{
|
|
1571 |
cupsdLogMessage(CUPSD_LOG_ERROR, |
|
1572 |
"Unable to create pipes for notifier %s - %s", |
|
1573 |
scheme, strerror(errno)); |
|
1574 |
return; |
|
1575 |
}
|
|
1576 |
||
1577 |
/*
|
|
1578 |
* Make sure the delivery pipe is non-blocking...
|
|
1579 |
*/
|
|
1580 |
||
1581 |
fcntl(fds[1], F_SETFL, fcntl(fds[1], F_GETFL) | O_NONBLOCK); |
|
1582 |
||
1583 |
/*
|
|
1584 |
* Create the notifier process...
|
|
1585 |
*/
|
|
1586 |
||
1587 |
if (cupsdStartProcess(command, argv, envp, fds[0], -1, NotifierPipes[1], |
|
1588 |
-1, -1, 0, DefaultProfile, NULL, &pid) < 0) |
|
1589 |
{
|
|
1590 |
/*
|
|
1591 |
* Error - can't fork!
|
|
1592 |
*/
|
|
1593 |
||
1594 |
cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to fork for notifier %s - %s", |
|
1595 |
scheme, strerror(errno)); |
|
1596 |
||
1597 |
cupsdClosePipe(fds); |
|
1598 |
}
|
|
1599 |
else
|
|
1600 |
{
|
|
1601 |
/*
|
|
1602 |
* Fork successful - return the PID...
|
|
1603 |
*/
|
|
1604 |
||
1605 |
cupsdLogMessage(CUPSD_LOG_DEBUG, "Notifier %s started - PID = %d", |
|
1606 |
scheme, pid); |
|
1607 |
||
1608 |
sub->pid = pid; |
|
1609 |
sub->pipe = fds[1]; |
|
1610 |
sub->status = 0; |
|
1611 |
||
1612 |
close(fds[0]); |
|
1613 |
}
|
|
1614 |
}
|
|
1615 |
||
1616 |
||
1617 |
/*
|
|
1618 |
* 'cupsd_update_notifier()' - Read messages from notifiers.
|
|
1619 |
*/
|
|
1620 |
||
1621 |
void
|
|
1622 |
cupsd_update_notifier(void) |
|
1623 |
{
|
|
1624 |
char message[1024]; /* Pointer to message text */ |
|
1625 |
int loglevel; /* Log level for message */ |
|
1626 |
||
1627 |
||
1628 |
while (cupsdStatBufUpdate(NotifierStatusBuffer, &loglevel, |
|
1629 |
message, sizeof(message))) |
|
1630 |
{
|
|
1631 |
if (loglevel == CUPSD_LOG_INFO) |
|
1632 |
cupsdLogMessage(CUPSD_LOG_INFO, "%s", message); |
|
1633 |
||
1634 |
if (!strchr(NotifierStatusBuffer->buffer, '\n')) |
|
1635 |
break; |
|
1636 |
}
|
|
1637 |
}
|
|
1638 |
||
1639 |
||
1640 |
/*
|
|
99.1.22
by Didier Raboud, Didier Raboud, Brian Potkin
* New 1.6.3 upstream release: |
1641 |
* End of "$Id: subscriptions.c 7824 2008-08-01 21:11:55Z mike $".
|
55
by Martin Pitt, Till Kamppeter, Martin Pitt
* New upstream version. |
1642 |
*/
|