3 * dvd.c -- Routines specific to DVD devices (and
4 * possibly other removable hard media).
11 Copyright (C) 2005 Kern Sibbald
13 This program is free software; you can redistribute it and/or
14 modify it under the terms of the GNU General Public License
15 version 2 as amended with additional clauses defined in the
16 file LICENSE in the main source directory.
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 the file LICENSE for additional details.
28 /* Forward referenced functions */
29 static void edit_device_codes_dev(DEVICE *dev, POOL_MEM &omsg, const char *imsg);
30 static bool do_mount_dev(DEVICE* dev, int mount, int dotimeout);
31 static void add_file_and_part_name(DEVICE *dev, POOL_MEM &archive_name);
34 * Write the current volume/part filename to archive_name.
36 void make_mounted_dvd_filename(DEVICE *dev, POOL_MEM &archive_name)
38 pm_strcpy(archive_name, dev->device->mount_point);
39 add_file_and_part_name(dev, archive_name);
40 dev->set_part_spooled(false);
43 void make_spooled_dvd_filename(DEVICE *dev, POOL_MEM &archive_name)
45 /* Use the working directory if spool directory is not defined */
46 if (dev->device->spool_directory) {
47 pm_strcpy(archive_name, dev->device->spool_directory);
49 pm_strcpy(archive_name, working_directory);
51 add_file_and_part_name(dev, archive_name);
52 dev->set_part_spooled(true);
55 static void add_file_and_part_name(DEVICE *dev, POOL_MEM &archive_name)
58 if (archive_name.c_str()[strlen(archive_name.c_str())-1] != '/') {
59 pm_strcat(archive_name, "/");
62 pm_strcat(archive_name, dev->VolCatInfo.VolCatName);
63 /* if part > 1, append .# to the filename (where # is the part number) */
65 pm_strcat(archive_name, ".");
66 bsnprintf(partnumber, sizeof(partnumber), "%d", dev->part);
67 pm_strcat(archive_name, partnumber);
69 Dmsg1(100, "Exit make_dvd_filename: arch=%s\n", archive_name.c_str());
73 * If timeout, wait until the mount command returns 0.
74 * If !timeout, try to mount the device only once.
76 bool mount_dev(DEVICE* dev, int timeout)
78 Dmsg0(90, "Enter mount_dev\n");
79 if (dev->is_mounted()) {
81 } else if (dev->requires_mount()) {
82 return do_mount_dev(dev, 1, timeout);
88 * If timeout, wait until the unmount command returns 0.
89 * If !timeout, try to unmount the device only once.
91 bool unmount_dev(DEVICE *dev, int timeout)
93 Dmsg0(90, "Enter unmount_dev\n");
94 if (dev->is_mounted()) {
95 return do_mount_dev(dev, 0, timeout);
100 /* (Un)mount the device */
101 static bool do_mount_dev(DEVICE* dev, int mount, int dotimeout)
103 POOL_MEM ocmd(PM_FNAME);
108 sm_check(__FILE__, __LINE__, false);
110 if (dev->is_mounted()) {
111 Dmsg0(200, "======= DVD mount=1\n");
114 icmd = dev->device->mount_command;
116 if (!dev->is_mounted()) {
117 Dmsg0(200, "======= DVD mount=0\n");
120 icmd = dev->device->unmount_command;
123 edit_device_codes_dev(dev, ocmd, icmd);
125 Dmsg2(200, "do_mount_dev: cmd=%s mounted=%d\n", ocmd.c_str(), !!dev->is_mounted());
128 /* Try at most 1 time to (un)mount the device. This should perhaps be configurable. */
133 results = get_memory(2000);
135 /* If busy retry each second */
136 while ((status = run_program_full_output(ocmd.c_str(),
137 dev->max_open_wait/2, results)) != 0) {
138 /* Doesn't work with internationalisation (This is not a problem) */
139 if (fnmatch("*is already mounted on", results, 0) == 0) {
143 /* Sometimes the device cannot be mounted because it is already mounted.
144 * Try to unmount it, then remount it */
146 Dmsg1(400, "Trying to unmount the device %s...\n", dev->print_name());
147 do_mount_dev(dev, 0, 0);
152 Dmsg2(40, "Device %s cannot be mounted. ERR=%s\n", dev->print_name(), results);
153 Mmsg(dev->errmsg, _("Device %s cannot be mounted. ERR=%s\n"),
154 dev->print_name(), results);
156 * Now, just to be sure it is not mounted, try to read the
160 struct dirent *entry, *result;
164 name_max = pathconf(".", _PC_NAME_MAX);
165 if (name_max < 1024) {
169 if (!(dp = opendir(dev->device->mount_point))) {
171 dev->dev_errno = errno;
172 Dmsg3(29, "open_mounted_dev: failed to open dir %s (dev=%s), ERR=%s\n",
173 dev->device->mount_point, dev->print_name(), be.strerror());
177 entry = (struct dirent *)malloc(sizeof(struct dirent) + name_max + 1000);
179 if ((readdir_r(dp, entry, &result) != 0) || (result == NULL)) {
180 dev->dev_errno = EIO;
181 Dmsg2(129, "open_mounted_dev: failed to find suitable file in dir %s (dev=%s)\n",
182 dev->device->mount_point, dev->print_name());
185 if ((strcmp(result->d_name, ".")) && (strcmp(result->d_name, "..")) && (strcmp(result->d_name, ".keep"))) {
186 count++; /* result->d_name != ., .. or .keep (Gentoo-specific) */
189 Dmsg2(129, "open_mounted_dev: ignoring %s in %s\n",
190 result->d_name, dev->device->mount_point);
196 Dmsg1(29, "open_mounted_dev: got %d files in the mount point (not counting ., .. and .keep)\n", count);
199 mount = 1; /* If we got more than ., .. and .keep */
200 break; /* there must be something mounted */
203 dev->set_mounted(false);
204 sm_check(__FILE__, __LINE__, false);
205 free_pool_memory(results);
206 Dmsg0(200, "============ DVD mount=0\n");
210 dev->set_mounted(mount); /* set/clear mounted flag */
211 free_pool_memory(results);
212 /* Do not check free space when unmounting (otherwise it will mount it again) */
214 update_free_space_dev(dev);
216 Dmsg1(200, "============ DVD mount=%d\n", mount);
220 /* Update the free space on the device */
221 void update_free_space_dev(DEVICE* dev)
223 POOL_MEM ocmd(PM_FNAME);
230 /* The device must be mounted in order to dvd-freespace to work */
233 sm_check(__FILE__, __LINE__, false);
234 icmd = dev->device->free_space_command;
238 dev->free_space_errno = 0;
239 dev->clear_freespace_ok(); /* No valid freespace */
241 Dmsg2(29, "update_free_space_dev: free_space=%s, free_space_errno=%d (!icmd)\n",
242 edit_uint64(dev->free_space, ed1), dev->free_space_errno);
246 edit_device_codes_dev(dev, ocmd, icmd);
248 Dmsg1(29, "update_free_space_dev: cmd=%s\n", ocmd.c_str());
250 results = get_pool_memory(PM_MESSAGE);
252 /* Try at most 3 times to get the free space on the device. This should perhaps be configurable. */
256 if (run_program_full_output(ocmd.c_str(), dev->max_open_wait/2, results) == 0) {
257 Dmsg1(100, "Free space program run : %s\n", results);
258 free = str_to_int64(results);
260 dev->free_space = free;
261 dev->free_space_errno = 0;
262 dev->set_freespace_ok(); /* have valid freespace */
264 Mmsg0(dev->errmsg, "");
269 dev->free_space_errno = EPIPE;
270 dev->clear_freespace_ok(); /* no valid freespace */
271 Mmsg1(dev->errmsg, _("Cannot run free space command (%s)\n"), results);
274 Dmsg4(40, "Cannot get free space on device %s. free_space=%s, "
275 "free_space_errno=%d ERR=%s\n", dev->print_name(),
276 edit_uint64(dev->free_space, ed1), dev->free_space_errno,
282 dev->dev_errno = dev->free_space_errno;
283 Dmsg4(40, "Cannot get free space on device %s. free_space=%s, "
284 "free_space_errno=%d ERR=%s\n",
285 dev->print_name(), edit_uint64(dev->free_space, ed1),
286 dev->free_space_errno, dev->errmsg);
290 free_pool_memory(results);
291 Dmsg4(29, "update_free_space_dev: free_space=%s freespace_ok=%d free_space_errno=%d have_media=%d\n",
292 edit_uint64(dev->free_space, ed1), !!dev->is_freespace_ok(), dev->free_space_errno, !!dev->have_media());
293 sm_check(__FILE__, __LINE__, false);
298 * Write a part (Vol, Vol.1, ...) from the spool to the DVD
299 * This routine does not update the part number, so normally, you
300 * should call open_next_part()
301 * It is also called from truncate_dvd_dev to "blank" the medium, as
302 * well as from block.c when the DVD is full to write the last part.
304 bool dvd_write_part(DCR *dcr)
306 DEVICE *dev = dcr->dev;
307 POOL_MEM archive_name(PM_FNAME);
309 /* Don't write empty part files.
310 * This is only useful when growisofs does not support write beyond
313 * - 3.9 GB on the volume, dvd-freespace reports 0.4 GB free
314 * - Write 0.2 GB on the volume, Bacula thinks it could still
315 * append data, it creates a new empty part.
316 * - dvd-freespace reports 0 GB free, as the 4GB boundary has
318 * - Bacula thinks he must finish to write to the device, so it
319 * tries to write the last part (0-byte), but dvd-writepart fails...
321 * There is one exception: when recycling a volume, we write a blank part
322 * file, so, then, we need to accept to write it.
324 if ((dev->part_size == 0) && (dev->part > 0)) {
325 Dmsg2(29, "dvd_write_part: device is %s, won't write blank part %d\n", dev->print_name(), dev->part);
326 /* Delete spool file */
327 make_spooled_dvd_filename(dev, archive_name);
328 unlink(archive_name.c_str());
329 Dmsg1(29, "unlink(%s)\n", archive_name.c_str());
330 sm_check(__FILE__, __LINE__, false);
334 POOL_MEM ocmd(PM_FNAME);
335 POOL_MEM results(PM_MESSAGE);
341 sm_check(__FILE__, __LINE__, false);
342 Dmsg3(29, "dvd_write_part: device is %s, part is %d, is_mounted=%d\n", dev->print_name(), dev->part, dev->is_mounted());
343 icmd = dev->device->write_part_command;
345 edit_device_codes_dev(dev, ocmd, icmd);
348 * original line follows
349 * timeout = dev->max_open_wait + (dev->max_part_size/(1350*1024/2));
350 * I modified this for a longer timeout; pre-formatting, blanking and
351 * writing can take quite a while
353 * NB: Use part_size and not max_part_size, needed when you don't set max part size (so it defaults to 0)
355 timeout = dev->max_open_wait + (dev->part_size/(1350*1024)*8);
357 Dmsg2(29, "dvd_write_part: cmd=%s timeout=%d\n", ocmd.c_str(), timeout);
359 status = run_program_full_output(ocmd.c_str(), timeout, results.c_str());
361 Mmsg1(dev->errmsg, _("Error while writing current part to the DVD: %s"),
363 Dmsg1(000, "%s", dev->errmsg);
364 dev->dev_errno = EIO;
365 mark_volume_in_error(dcr);
366 sm_check(__FILE__, __LINE__, false);
369 dev->num_parts++; /* there is now one more part on DVD */
372 /* Delete spool file */
373 make_spooled_dvd_filename(dev, archive_name);
374 unlink(archive_name.c_str());
375 Dmsg1(29, "unlink(%s)\n", archive_name.c_str());
376 sm_check(__FILE__, __LINE__, false);
378 /* growisofs umounted the device, so remount it (it will update the free space) */
379 dev->clear_mounted();
381 Jmsg(dcr->jcr, M_INFO, 0, _("Remaining free space %s on %s\n"),
382 edit_uint64_with_commas(dev->free_space, ed1), dev->print_name());
383 sm_check(__FILE__, __LINE__, false);
387 /* Open the next part file.
389 * - Increment part number
390 * - Reopen the device
392 int dvd_open_next_part(DCR *dcr)
394 DEVICE *dev = dcr->dev;
396 Dmsg6(29, "Enter: ==== open_next_part part=%d npart=%d dev=%s vol=%s mode=%d file_addr=%d\n",
397 dev->part, dev->num_parts, dev->print_name(),
398 dev->VolCatInfo.VolCatName, dev->openmode, dev->file_addr);
399 if (!dev->is_dvd()) {
400 Dmsg1(000, "Device %s is not dvd!!!!\n", dev->print_name());
404 /* When appending, do not open a new part if the current is empty */
405 if (dev->can_append() && (dev->part >= dev->num_parts) &&
406 (dev->part_size == 0)) {
407 Dmsg0(29, "open_next_part exited immediately (dev->part_size == 0).\n");
419 * If we have a part open for write, then write it to
420 * DVD before opening the next part.
422 if (dev->is_dvd() && (dev->part >= dev->num_parts) && dev->can_append()) {
423 if (!dvd_write_part(dcr)) {
424 Dmsg0(29, "Error in dvd_write part.\n");
429 if (dev->part > dev->num_parts) {
430 Dmsg2(000, "In open_next_part: part=%d nump=%d\n", dev->part, dev->num_parts);
431 ASSERT(dev->part <= dev->num_parts);
433 dev->part_start += dev->part_size;
436 Dmsg2(29, "part=%d num_parts=%d\n", dev->part, dev->num_parts);
437 /* I think this dev->can_append() should not be there */
438 if ((dev->num_parts < dev->part) && dev->can_append()) {
439 POOL_MEM archive_name(PM_FNAME);
442 * First check what is on DVD. If our part is there, we
443 * are in trouble, so bail out.
444 * NB: This is however not a problem if we are writing the first part.
445 * It simply means that we are overriding an existing volume...
447 if (dev->num_parts > 0) {
448 make_mounted_dvd_filename(dev, archive_name); /* makes dvd name */
449 if (stat(archive_name.c_str(), &buf) == 0) {
450 /* bad news bail out */
451 Mmsg1(&dev->errmsg, _("Next Volume part already exists on DVD. Cannot continue: %s\n"),
452 archive_name.c_str());
457 Dmsg2(100, "num_parts=%d part=%d\n", dev->num_parts, dev->part);
458 dev->VolCatInfo.VolCatParts = dev->part;
459 make_spooled_dvd_filename(dev, archive_name); /* makes spool name */
461 /* Check if the next part exists in spool directory . */
462 if ((stat(archive_name.c_str(), &buf) == 0) || (errno != ENOENT)) {
463 Dmsg1(29, "open_next_part %s is in the way, moving it away...\n", archive_name.c_str());
464 /* Then try to unlink it */
465 if (unlink(archive_name.c_str()) < 0) {
467 dev->dev_errno = errno;
468 Mmsg2(dev->errmsg, _("open_next_part can't unlink existing part %s, ERR=%s\n"),
469 archive_name.c_str(), be.strerror());
474 /* KES. It seems to me that this if should not be
475 * needed. If num_parts represents what is on the DVD
476 * we should only need to change it when writing a part
479 if (dev->num_parts < dev->part) {
480 Dmsg2(100, "Set npart=%d to part=%d\n", dev->num_parts, dev->part);
481 dev->num_parts = dev->part;
482 dev->VolCatInfo.VolCatParts = dev->part;
484 Dmsg2(50, "Call dev->open(vol=%s, mode=%d\n", dev->VolCatInfo.VolCatName,
488 int append = dev->can_append();
489 if (dev->open(dcr, dev->openmode) < 0) {
492 dev->set_labeled(); /* all next parts are "labeled" */
493 if (append && (dev->part == dev->num_parts)) { /* If needed, set the append flag back */
500 /* Open the first part file.
502 * - Reopen the device
504 int dvd_open_first_part(DCR *dcr, int mode)
506 DEVICE *dev = dcr->dev;
508 Dmsg4(29, "Enter: ==== open_first_part dev=%s Vol=%s mode=%d num_parts=%d\n", dev->print_name(),
509 dev->VolCatInfo.VolCatName, dev->openmode, dev->num_parts);
520 Dmsg2(50, "Call dev->open(vol=%s, mode=%d)\n", dcr->VolCatInfo.VolCatName,
522 if (dev->open(dcr, mode) < 0) {
523 Dmsg0(50, "open dev() failed\n");
526 Dmsg1(50, "Leave open_first_part state=%s\n", dev->is_open()?"open":"not open");
531 /* Protected version of lseek, which opens the right part if necessary */
532 off_t lseek_dev(DEVICE *dev, off_t offset, int whence)
536 char ed1[50], ed2[50];
538 Dmsg3(100, "Enter lseek_dev fd=%d part=%d nparts=%d\n", dev->fd,
539 dev->part, dev->num_parts);
540 if (!dev->is_dvd()) {
541 Dmsg0(100, "Using sys lseek\n");
542 return lseek(dev->fd, offset, whence);
545 dcr = (DCR *)dev->attached_dcrs->first(); /* any dcr will do */
548 Dmsg2(100, "lseek_dev SEEK_SET to %s (part_start=%s)\n",
549 edit_uint64(offset, ed1), edit_uint64(dev->part_start, ed2));
550 if ((uint64_t)offset >= dev->part_start) {
551 if (((uint64_t)offset == dev->part_start) || ((uint64_t)offset < (dev->part_start+dev->part_size))) {
552 /* We are staying in the current part, just seek */
553 if ((pos = lseek(dev->fd, offset-dev->part_start, SEEK_SET)) < 0) {
556 return pos + dev->part_start;
559 /* Load next part, and start again */
560 if (dvd_open_next_part(dcr) < 0) {
561 Dmsg0(100, "lseek_dev failed while trying to open the next part\n");
564 return lseek_dev(dev, offset, SEEK_SET);
568 * pos < dev->part_start :
569 * We need to access a previous part,
570 * so just load the first one, and seek again
571 * until the right one is loaded
573 if (dvd_open_first_part(dcr, dev->openmode) < 0) {
574 Dmsg0(100, "lseek_dev failed while trying to open the first part\n");
577 return lseek_dev(dev, offset, SEEK_SET);
581 Dmsg1(100, "lseek_dev SEEK_CUR to %s\n", edit_uint64(offset, ed1));
582 if ((pos = lseek(dev->fd, (off_t)0, SEEK_CUR)) < 0) {
585 pos += dev->part_start;
587 Dmsg1(100, "lseek_dev SEEK_CUR returns %s\n", edit_uint64(pos, ed1));
589 } else { /* Not used in Bacula, but should work */
590 return lseek_dev(dev, pos, SEEK_SET);
594 Dmsg1(100, "lseek_dev SEEK_END to %s\n", edit_uint64(offset, ed1));
596 * Bacula does not use offsets for SEEK_END
597 * Also, Bacula uses seek_end only when it wants to
598 * append to the volume, so for a dvd that means
599 * that the volume must be spooled since the DVD
600 * itself is read-only (as currently implemented).
602 if (offset > 0) { /* Not used by bacula */
603 Dmsg1(100, "lseek_dev SEEK_END called with an invalid offset %s\n",
604 edit_uint64(offset, ed1));
608 /* If we are already on a spooled part and have the
609 * right part number, simply seek
611 if (dev->is_part_spooled() && dev->part == dev->num_parts) {
612 if ((pos = lseek(dev->fd, (off_t)0, SEEK_END)) < 0) {
615 Dmsg1(100, "lseek_dev SEEK_END returns %s\n",
616 edit_uint64(pos + dev->part_start, ed1));
617 return pos + dev->part_start;
621 * Load the first part, then load the next until we reach the last one.
622 * This is the only way to be sure we compute the right file address.
624 * Save previous openmode, and open all but last part read-only
627 int modesave = dev->openmode;
628 /* Works because num_parts > 0. */
629 if (dvd_open_first_part(dcr, OPEN_READ_ONLY) < 0) {
630 Dmsg0(100, "lseek_dev failed while trying to open the first part\n");
633 if (dev->num_parts > 0) {
634 while (dev->part < (dev->num_parts-1)) {
635 if (dvd_open_next_part(dcr) < 0) {
636 Dmsg0(100, "lseek_dev failed while trying to open the next part\n");
640 dev->openmode = modesave;
641 if (dvd_open_next_part(dcr) < 0) {
642 Dmsg0(100, "lseek_dev failed while trying to open the next part\n");
646 return lseek_dev(dev, 0, SEEK_END);
655 bool dvd_close_job(DCR *dcr)
657 DEVICE *dev = dcr->dev;
661 /* If the device is a dvd and WritePartAfterJob
662 * is set to yes, open the next part, so, in case of a device
663 * that requires mount, it will be written to the device.
665 if (dev->is_dvd() && jcr->write_part_after_job && (dev->part_size > 0)) {
666 Dmsg1(100, "Writing last part=%d write_partafter_job is set.\n",
668 if (dev->part < dev->num_parts) {
669 Jmsg3(jcr, M_FATAL, 0, _("Error while writing, current part number is less than the total number of parts (%d/%d, device=%s)\n"),
670 dev->part, dev->num_parts, dev->print_name());
671 dev->dev_errno = EIO;
675 /* This should be !dvd_write_part(dcr)
676 NB: No! If you call dvd_write_part, the part number is not updated.
677 You must open the next part, it will automatically write the part and
678 update the part number. */
679 if (ok && (dvd_open_next_part(dcr) < 0)) {
680 Jmsg2(jcr, M_FATAL, 0, _("Unable to write part %s: ERR=%s\n"),
681 dev->print_name(), strerror_dev(dev));
682 dev->dev_errno = EIO;
686 Dmsg1(200, "Set VolCatParts=%d\n", dev->num_parts);
687 dev->VolCatInfo.VolCatParts = dev->num_parts;
691 bool truncate_dvd_dev(DCR *dcr) {
692 DEVICE* dev = dcr->dev;
694 /* Set num_parts to zero (on disk) */
696 dcr->VolCatInfo.VolCatParts = 0;
697 dev->VolCatInfo.VolCatParts = 0;
699 Dmsg0(100, "truncate_dvd_dev: Opening first part (1)...\n");
701 dev->truncating = true;
702 if (dvd_open_first_part(dcr, OPEN_READ_WRITE) < 0) {
703 Dmsg0(100, "truncate_dvd_dev: Error while opening first part (1).\n");
704 dev->truncating = false;
707 dev->truncating = false;
709 Dmsg0(100, "truncate_dvd_dev: Truncating...\n");
711 /* If necessary, truncate it. */
712 if (ftruncate(dev->fd, 0) != 0) {
714 Mmsg2(dev->errmsg, _("Unable to truncate device %s. ERR=%s\n"),
715 dev->print_name(), be.strerror());
723 Dmsg0(100, "truncate_dvd_dev: Opening first part (2)...\n");
725 if (!dvd_write_part(dcr)) {
726 Dmsg0(100, "truncate_dvd_dev: Error while writing to DVD.\n");
730 /* Set num_parts to zero (on disk) */
732 dcr->VolCatInfo.VolCatParts = 0;
733 dev->VolCatInfo.VolCatParts = 0;
735 if (dvd_open_first_part(dcr, OPEN_READ_WRITE) < 0) {
736 Dmsg0(100, "truncate_dvd_dev: Error while opening first part (2).\n");
743 /* Checks if we can write on a non-blank DVD: meaning that it just have been
744 * truncated (there is only one zero-sized file on the DVD, with the right
746 bool check_can_write_on_non_blank_dvd(DCR *dcr) {
747 DEVICE* dev = dcr->dev;
749 struct dirent *entry, *result;
752 int matched = 0; /* We found an empty file with the right name. */
753 struct stat filestat;
755 name_max = pathconf(".", _PC_NAME_MAX);
756 if (name_max < 1024) {
760 if (!(dp = opendir(dev->device->mount_point))) {
762 dev->dev_errno = errno;
763 Dmsg3(29, "check_can_write_on_non_blank_dvd: failed to open dir %s (dev=%s), ERR=%s\n",
764 dev->device->mount_point, dev->print_name(), be.strerror());
768 entry = (struct dirent *)malloc(sizeof(struct dirent) + name_max + 1000);
770 if ((readdir_r(dp, entry, &result) != 0) || (result == NULL)) {
771 dev->dev_errno = EIO;
772 Dmsg2(129, "check_can_write_on_non_blank_dvd: failed to find suitable file in dir %s (dev=%s)\n",
773 dev->device->mount_point, dev->print_name());
777 Dmsg2(99, "check_can_write_on_non_blank_dvd: found %s (versus %s)\n",
778 result->d_name, dev->VolCatInfo.VolCatName);
779 if (strcmp(result->d_name, dev->VolCatInfo.VolCatName) == 0) {
780 /* Found the file, checking it is empty */
781 POOL_MEM filename(PM_FNAME);
782 pm_strcpy(filename, dev->device->mount_point);
783 if (filename.c_str()[strlen(filename.c_str())-1] != '/') {
784 pm_strcat(filename, "/");
786 pm_strcat(filename, dev->VolCatInfo.VolCatName);
787 if (stat(filename.c_str(), &filestat) < 0) {
789 dev->dev_errno = errno;
790 Dmsg2(29, "check_can_write_on_non_blank_dvd: cannot stat file (file=%s), ERR=%s\n",
791 filename.c_str(), be.strerror());
794 Dmsg2(99, "check_can_write_on_non_blank_dvd: size of %s is %d\n",
795 filename.c_str(), filestat.st_size);
796 matched = (filestat.st_size == 0);
804 Dmsg2(29, "check_can_write_on_non_blank_dvd: got %d files in the mount point (matched=%d)\n", count, matched);
807 /* There is more than 3 files (., .., and the volume file) */
815 * Edit codes into (Un)MountCommand, Write(First)PartCommand
817 * %a = archive device name
818 * %e = erase (set if cannot mount and first part)
821 * %v = last part name
823 * omsg = edited output message
824 * imsg = input string containing edit codes (%x)
827 static void edit_device_codes_dev(DEVICE* dev, POOL_MEM &omsg, const char *imsg)
833 POOL_MEM archive_name(PM_FNAME);
836 Dmsg1(800, "edit_device_codes: %s\n", imsg);
837 for (p=imsg; *p; p++) {
847 if (dev->num_parts == 0) {
854 bsnprintf(add, sizeof(add), "%d", dev->part);
858 str = dev->device->mount_point;
861 make_spooled_dvd_filename(dev, archive_name);
862 str = archive_name.c_str();
876 Dmsg1(1900, "add_str %s\n", str);
877 pm_strcat(omsg, (char *)str);
878 Dmsg1(1800, "omsg=%s\n", omsg.c_str());