* writing.
*
* Kern Sibbald, August MMII
- *
+ *
* Version $Id$
*/
/*
- Copyright (C) 2000, 2001, 2002 Kern Sibbald and John Walker
+ Copyright (C) 2002-2005 Kern Sibbald
This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
+ modify it under the terms of the GNU General Public License
+ version 2 as amended with additional clauses defined in the
+ file LICENSE in the main source directory.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public
- License along with this program; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- MA 02111-1307, USA.
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ the file LICENSE for additional details.
*/
#include "bacula.h" /* pull in global headers */
#include "stored.h" /* pull in Storage Deamon headers */
-/* Forward referenced functions */
-static char *edit_device_codes(JCR *jcr, char *omsg, char *imsg, char *cmd);
-
+static void mark_volume_not_inchanger(DCR *dcr);
/*
- * If release is set, we rewind the current volume,
- * which we no longer want, and ask the user (console)
+ * If release is set, we rewind the current volume,
+ * which we no longer want, and ask the user (console)
* to mount the next volume.
*
* Continue trying until we get it, and then ensure
*
* This routine returns a 0 only if it is REALLY
* impossible to get the requested Volume.
+ *
*/
-int mount_next_write_volume(JCR *jcr, DEVICE *dev, DEV_BLOCK *block, int release)
+bool mount_next_write_volume(DCR *dcr, bool release)
{
- int recycle, ask, retry = 0, autochanger;
+ int retry = 0;
+ bool ask = false, recycle, autochanger;
+ int vol_label_status;
+ DEVICE *dev = dcr->dev;
+ JCR *jcr = dcr->jcr;
+ DEV_BLOCK *block = dcr->block;
- Dmsg0(190, "Enter mount_next_volume()\n");
+ Dmsg1(100, "Enter mount_next_volume(release=%d)\n", release);
+ init_device_wait_timers(dcr);
+
+ /*
+ * Attempt to mount the next volume. If something non-fatal goes
+ * wrong, we come back here to re-try (new op messages, re-read
+ * Volume, ...)
+ */
mount_next_vol:
- if (retry++ > 5) {
- Jmsg(jcr, M_FATAL, 0, _("Too many errors on device %s.\n"), dev_name(dev));
- return 0;
+ /* Ignore retry if this is poll request */
+ if (!dev->poll && retry++ > 4) {
+ /* Last ditch effort before giving up, force operator to respond */
+ dcr->VolCatInfo.Slot = 0;
+ if (!dir_ask_sysop_to_mount_volume(dcr)) {
+ Jmsg(jcr, M_FATAL, 0, _("Too many errors trying to mount device %s.\n"),
+ dev->print_name());
+ return false;
+ }
}
- if (job_cancelled(jcr)) {
- Jmsg(jcr, M_FATAL, 0, _("Job cancelled.\n"));
- return 0;
+ if (job_canceled(jcr)) {
+ Jmsg(jcr, M_FATAL, 0, _("Job %d canceled.\n"), jcr->JobId);
+ return false;
}
- recycle = ask = autochanger = 0;
+ recycle = false;
if (release) {
- Dmsg0(500, "mount_next_volume release=1\n");
- /*
- * First erase all memory of the current volume
- */
- dev->block_num = 0;
- dev->file = 0;
- dev->LastBlockNumWritten = 0;
- memset(&dev->VolCatInfo, 0, sizeof(dev->VolCatInfo));
- memset(&dev->VolHdr, 0, sizeof(dev->VolHdr));
- dev->state &= ~ST_LABEL; /* label not yet read */
-
- if (!dev_is_tape(dev) || !(dev->capabilities & CAP_ALWAYSOPEN)) {
- if (dev->capabilities & CAP_OFFLINEUNMOUNT) {
- offline_dev(dev);
- }
- close_dev(dev);
- }
-
- /* If we have not closed the device, then at least rewind the tape */
- if (dev->state & ST_OPENED) {
- if (dev->capabilities & CAP_OFFLINEUNMOUNT) {
- offline_dev(dev);
- }
- if (!rewind_dev(dev)) {
- Jmsg2(jcr, M_WARNING, 0, _("Rewind error on device %s. ERR=%s\n"),
- dev_name(dev), strerror_dev(dev));
- }
- }
- ask = 1; /* ask operator to mount tape */
- } else {
- /*
- * Get Director's idea of what tape we should have mounted.
- */
- if (!dir_find_next_appendable_volume(jcr)) {
- ask = 1; /* we must ask */
- }
+ Dmsg0(100, "mount_next_volume release=1\n");
+ release_volume(dcr);
+ ask = true; /* ask operator to mount tape */
}
- release = 1; /* release if we "recurse" */
- /*
+ /*
+ * Get Director's idea of what tape we should have mounted.
+ * in dcr->VolCatInfo
+ */
+ Dmsg0(200, "Before dir_find_next_appendable_volume.\n");
+ while (!dir_find_next_appendable_volume(dcr)) {
+ Dmsg0(200, "not dir_find_next\n");
+ if (!dir_ask_sysop_to_create_appendable_volume(dcr)) {
+ return false;
+ }
+ Dmsg0(200, "Again dir_find_next_append...\n");
+ }
+ if (job_canceled(jcr)) {
+ return false;
+ }
+ Dmsg3(100, "After find_next_append. Vol=%s Slot=%d Parts=%d\n",
+ dcr->VolCatInfo.VolCatName, dcr->VolCatInfo.Slot, dcr->VolCatInfo.VolCatParts);
+
+ /*
* Get next volume and ready it for append
* This code ensures that the device is ready for
* writing. We start from the assumption that there
- * may not be a tape mounted.
+ * may not be a tape mounted.
*
* If the device is a file, we create the output
* file. If it is a tape, we check the volume name
* and move the tape to the end of data.
*
- * It assumes that the device is not already in use!
- *
*/
+ if (autoload_device(dcr, 1, NULL) > 0) {
+ autochanger = true;
+ ask = false;
+ } else {
+ autochanger = false;
+ dcr->VolCatInfo.Slot = 0;
+ }
+ Dmsg1(100, "autoload_dev returns %d\n", autochanger);
+ /*
+ * If we autochanged to correct Volume or (we have not just
+ * released the Volume AND we can automount) we go ahead
+ * and read the label. If there is no tape in the drive,
+ * we will err, recurse and ask the operator the next time.
+ */
+ if (!release && dev->is_tape() && dev_cap(dev, CAP_AUTOMOUNT)) {
+ Dmsg0(100, "(1)Ask=0");
+ ask = false; /* don't ask SYSOP this time */
+ }
+ /* Don't ask if not removable */
+ if (!dev_cap(dev, CAP_REM)) {
+ Dmsg0(100, "(2)Ask=0");
+ ask = false;
+ }
+ Dmsg2(100, "Ask=%d autochanger=%d\n", ask, autochanger);
+ release = true; /* release next time if we "recurse" */
- Dmsg0(100, "Enter ready_dev_for_append\n");
+ if (ask && !dir_ask_sysop_to_mount_volume(dcr)) {
+ Dmsg0(100, "Error return ask_sysop ...\n");
+ return false; /* error return */
+ }
+ if (job_canceled(jcr)) {
+ return false;
+ }
+ Dmsg1(100, "want vol=%s\n", dcr->VolumeName);
- dev->state &= ~(ST_APPEND|ST_READ|ST_EOT|ST_WEOT|ST_EOF);
+ if (dev->poll && dev_cap(dev, CAP_CLOSEONPOLL)) {
+ force_close_device(dev);
+ }
- jcr->VolFirstFile = jcr->JobFiles; /* first update of Vol FileIndex */
- for ( ;; ) {
- int slot = jcr->VolCatInfo.Slot;
-
- /*
- * Handle autoloaders here. If we cannot autoload it, we
- * will fall through to ask the sysop.
- */
- if (dev->capabilities && CAP_AUTOCHANGER && slot <= 0) {
- if (dir_find_next_appendable_volume(jcr)) {
- slot = jcr->VolCatInfo.Slot;
- }
+ /* Ensure the device is open */
+ if (!open_device(dcr)) {
+ if ((dev->poll) || (dev->is_dvd())) {
+ goto mount_next_vol;
+ } else {
+ return false;
}
- Dmsg1(100, "Want changer slot=%d\n", slot);
-
- if (slot > 0 && jcr->device->changer_name && jcr->device->changer_command) {
- uint32_t timeout = jcr->device->max_changer_wait;
- POOLMEM *changer, *results;
- int status, loaded;
+ }
- results = get_pool_memory(PM_MESSAGE);
- changer = get_pool_memory(PM_FNAME);
- /* Find out what is loaded */
- changer = edit_device_codes(jcr, changer, jcr->device->changer_command,
- "loaded");
- status = run_program(changer, timeout, results);
- if (status == 0) {
- loaded = atoi(results);
- } else {
- loaded = -1; /* force unload */
- }
- Dmsg1(100, "loaded=%s\n", results);
+ /*
+ * Now make sure we have the right tape mounted
+ */
+read_volume:
+ /*
+ * If we are writing to a stream device, ASSUME the volume label
+ * is correct.
+ */
+ if (dev_cap(dev, CAP_STREAM)) {
+ vol_label_status = VOL_OK;
+ create_volume_label(dev, dcr->VolumeName, "Default");
+ dev->VolHdr.LabelType = PRE_LABEL;
+ } else {
+ vol_label_status = read_dev_volume_label(dcr);
+ }
+ if (job_canceled(jcr)) {
+ return false;
+ }
- /* If bad status or tape we want is not loaded, load it. */
- if (status != 0 || loaded != slot) {
- if (dev->capabilities & CAP_OFFLINEUNMOUNT) {
- offline_dev(dev);
- }
- /* We are going to load a new tape, so close the device */
- force_close_dev(dev);
- if (loaded != 0) { /* must unload drive */
- Dmsg0(100, "Doing changer unload.\n");
- changer = edit_device_codes(jcr, changer,
- jcr->device->changer_command, "unload");
- status = run_program(changer, timeout, NULL);
- Dmsg1(100, "unload status=%d\n", status);
- }
- /*
- * Load the desired cassette
- */
- Dmsg1(100, "Doing changer load slot %d\n", slot);
- changer = edit_device_codes(jcr, changer,
- jcr->device->changer_command, "load");
- status = run_program(changer, timeout, NULL);
- Dmsg2(100, "load slot %d status=%d\n", slot, status);
- }
- free_pool_memory(changer);
- free_pool_memory(results);
- Dmsg1(100, "After changer, status=%d\n", status);
- if (status == 0) { /* did we succeed? */
- ask = 0; /* yes, got vol, no need to ask sysop */
- autochanger = 1; /* tape loaded by changer */
- }
+ Dmsg2(100, "Want dirVol=%s dirStat=%s\n", dcr->VolumeName,
+ dcr->VolCatInfo.VolCatStatus);
+ /*
+ * At this point, dev->VolCatInfo has what is in the drive, if anything,
+ * and dcr->VolCatInfo has what the Director wants.
+ */
+ switch (vol_label_status) {
+ case VOL_OK:
+ Dmsg1(100, "Vol OK name=%s\n", dcr->VolumeName);
+ memcpy(&dev->VolCatInfo, &dcr->VolCatInfo, sizeof(dev->VolCatInfo));
+ recycle = strcmp(dev->VolCatInfo.VolCatStatus, "Recycle") == 0;
+ break; /* got a Volume */
+ case VOL_NAME_ERROR:
+ VOLUME_CAT_INFO VolCatInfo, devVolCatInfo;
+
+ /* If not removable, Volume is broken */
+ if (!dev_cap(dev, CAP_REM)) {
+ Jmsg(jcr, M_WARNING, 0, _("Volume \"%s\" not on device %s.\n"),
+ dcr->VolumeName, dev->print_name());
+ mark_volume_in_error(dcr);
+ goto mount_next_vol;
}
-
- if (ask && !dir_ask_sysop_to_mount_next_volume(jcr, dev)) {
- return 0; /* error return */
+ Dmsg1(100, "Vol NAME Error Name=%s\n", dcr->VolumeName);
+ /* If polling and got a previous bad name, ignore it */
+ if (dev->poll && strcmp(dev->BadVolName, dev->VolHdr.VolumeName) == 0) {
+ ask = true;
+ Dmsg1(200, "Vol Name error supress due to poll. Name=%s\n",
+ dcr->VolumeName);
+ goto mount_next_vol;
}
- Dmsg1(200, "want vol=%s\n", jcr->VolumeName);
-
- /* Open device */
- for ( ; !(dev->state & ST_OPENED); ) {
- if (open_dev(dev, jcr->VolCatInfo.VolCatName, READ_WRITE) < 0) {
- if (dev->dev_errno == EAGAIN || dev->dev_errno == EBUSY) {
- sleep(30);
- }
- Jmsg2(jcr, M_FATAL, 0, _("Unable to open device %s. ERR=%s\n"),
- dev_name(dev), strerror_dev(dev));
- return 0;
- }
+ /*
+ * OK, we got a different volume mounted. First save the
+ * requested Volume info (dcr) structure, then query if
+ * this volume is really OK. If not, put back the desired
+ * volume name, mark it not in changer and continue.
+ */
+ memcpy(&VolCatInfo, &dcr->VolCatInfo, sizeof(VolCatInfo));
+ memcpy(&devVolCatInfo, &dev->VolCatInfo, sizeof(devVolCatInfo));
+ /* Check if this is a valid Volume in the pool */
+ bstrncpy(dcr->VolumeName, dev->VolHdr.VolumeName, sizeof(dcr->VolumeName));
+ if (!dir_get_volume_info(dcr, GET_VOL_INFO_FOR_WRITE)) {
+ /* Restore desired volume name, note device info out of sync */
+ /* This gets the info regardless of the Pool */
+ bstrncpy(dcr->VolumeName, dev->VolHdr.VolumeName, sizeof(dcr->VolumeName));
+ if (autochanger && !dir_get_volume_info(dcr, GET_VOL_INFO_FOR_READ)) {
+ mark_volume_not_inchanger(dcr);
+ }
+ memcpy(&dev->VolCatInfo, &devVolCatInfo, sizeof(dev->VolCatInfo));
+ bstrncpy(dev->BadVolName, dev->VolHdr.VolumeName, sizeof(dev->BadVolName));
+ Jmsg(jcr, M_WARNING, 0, _("Director wanted Volume \"%s\".\n"
+ " Current Volume \"%s\" not acceptable because:\n"
+ " %s"),
+ VolCatInfo.VolCatName, dev->VolHdr.VolumeName,
+ jcr->dir_bsock->msg);
+ ask = true;
+ goto mount_next_vol;
}
-
+ /* This was not the volume we expected, but it is OK with
+ * the Director, so use it.
+ */
+ Dmsg1(100, "want new name=%s\n", dcr->VolumeName);
+ memcpy(&dev->VolCatInfo, &dcr->VolCatInfo, sizeof(dev->VolCatInfo));
+ recycle = strcmp(dev->VolCatInfo.VolCatStatus, "Recycle") == 0;
+ break; /* got a Volume */
+ /*
+ * At this point, we assume we have a blank tape mounted.
+ */
+ case VOL_IO_ERROR:
+ if (dev->is_dvd()) {
+ Jmsg(jcr, M_FATAL, 0, "%s", jcr->errmsg);
+ mark_volume_in_error(dcr);
+ return false; /* we could not write on DVD */
+ }
+ /* Fall through wanted */
+ case VOL_NO_LABEL:
/*
- * Now make sure we have the right tape mounted
+ * If permitted, we label the device, make sure we can do
+ * it by checking that the VolCatBytes is zero => not labeled,
+ * once the Volume is labeled we don't want to label another
+ * blank tape with the same name. For disk, we go ahead and
+ * label it anyway, because the OS insures that there is only
+ * one Volume with that name.
+ * As noted above, at this point dcr->VolCatInfo has what
+ * the Director wants and dev->VolCatInfo has info on the
+ * previous tape (or nothing).
*/
-read_volume:
- switch (read_dev_volume_label(jcr, dev, block)) {
- case VOL_OK:
- Dmsg1(500, "Vol OK name=%s\n", jcr->VolumeName);
- memcpy(&dev->VolCatInfo, &jcr->VolCatInfo, sizeof(jcr->VolCatInfo));
- if (strcmp(dev->VolCatInfo.VolCatStatus, "Recycle") == 0) {
- recycle = 1;
- }
- break; /* got it */
- case VOL_NAME_ERROR:
- Dmsg1(500, "Vol NAME Error Name=%s\n", jcr->VolumeName);
- /* Check if we can accept this as an anonymous volume */
- strcpy(jcr->VolumeName, dev->VolHdr.VolName);
- if (!dev->capabilities & CAP_ANONVOLS || !dir_get_volume_info(jcr)) {
- goto mount_next_vol;
- }
- Dmsg1(200, "want new name=%s\n", jcr->VolumeName);
- memcpy(&dev->VolCatInfo, &jcr->VolCatInfo, sizeof(jcr->VolCatInfo));
- break;
-
- case VOL_NO_LABEL:
- case VOL_IO_ERROR:
- Dmsg1(500, "Vol NO_LABEL or IO_ERROR name=%s\n", jcr->VolumeName);
- /* If permitted, create a label */
- if (dev->capabilities & CAP_LABEL) {
- Dmsg0(190, "Create volume label\n");
- if (!write_volume_label_to_dev(jcr, (DEVRES *)dev->device, jcr->VolumeName,
- jcr->pool_name)) {
- goto mount_next_vol;
- }
- Jmsg(jcr, M_INFO, 0, _("Created Volume label %s on device %s.\n"),
- jcr->VolumeName, dev_name(dev));
- goto read_volume; /* read label we just wrote */
- }
- /* NOTE! Fall-through wanted. */
- default:
- /* Send error message */
- Jmsg(jcr, M_WARNING, 0, "%s", jcr->errmsg);
- if (autochanger) {
- Jmsg(jcr, M_ERROR, 0, _("Autochanger Volume %s not found in slot %d.\n\
- Setting slot to zero in catalog.\n"),
- jcr->VolumeName, jcr->VolCatInfo.Slot);
- jcr->VolCatInfo.Slot = 0; /* invalidate slot */
- dir_update_volume_info(jcr, &jcr->VolCatInfo, 1); /* set slot */
- }
- goto mount_next_vol;
+ if (dev_cap(dev, CAP_LABEL) && (dcr->VolCatInfo.VolCatBytes == 0 ||
+ (!dev->is_tape() && strcmp(dcr->VolCatInfo.VolCatStatus,
+ "Recycle") == 0))) {
+ Dmsg0(100, "Create volume label\n");
+ /* Create a new Volume label and write it to the device */
+ if (!write_new_volume_label_to_dev(dcr, dcr->VolumeName,
+ dcr->pool_name)) {
+ Dmsg0(100, "!write_vol_label\n");
+ mark_volume_in_error(dcr);
+ goto mount_next_vol;
+ }
+ Dmsg0(100, "dir_update_vol_info. Set Append\n");
+ /* Copy Director's info into the device info */
+ memcpy(&dev->VolCatInfo, &dcr->VolCatInfo, sizeof(dev->VolCatInfo));
+ if (!dir_update_volume_info(dcr, true)) { /* indicate tape labeled */
+ return false;
+ }
+ Jmsg(jcr, M_INFO, 0, _("Labeled new Volume \"%s\" on device %s.\n"),
+ dcr->VolumeName, dev->print_name());
+ goto read_volume; /* read label we just wrote */
+ }
+ if (!dev_cap(dev, CAP_LABEL) && dcr->VolCatInfo.VolCatBytes == 0) {
+ Jmsg(jcr, M_INFO, 0, _("Warning device %s not configured to autolabel Volumes.\n"),
+ dev->print_name());
+ }
+ /* If not removable, Volume is broken */
+ if (!dev_cap(dev, CAP_REM)) {
+ Jmsg(jcr, M_WARNING, 0, _("Volume \"%s\" not on device %s.\n"),
+ dcr->VolumeName, dev->print_name());
+ mark_volume_in_error(dcr);
+ goto mount_next_vol;
+ }
+ /* NOTE! Fall-through wanted. */
+ case VOL_NO_MEDIA:
+ default:
+ /* Send error message */
+ if (!dev->poll) {
+ } else {
+ Dmsg1(200, "Msg suppressed by poll: %s\n", jcr->errmsg);
+ }
+ ask = true;
+ /* Needed, so the medium can be changed */
+ if (dev->requires_mount()) {
+ close_device(dev);
}
- break;
+ goto mount_next_vol;
}
- /*
- * See if we have a fresh tape or tape with data.
+ /*
+ * See if we have a fresh tape or a tape with data.
*
* Note, if the LabelType is PRE_LABEL, it was labeled
* but never written. If so, rewrite the label but set as
* VOL_LABEL. We rewind and return the label (reconstructed)
* in the block so that in the case of a new tape, data can
- * be appended just after the block label. If we are writing
- * an second volume, the calling routine will write the label
+ * be appended just after the block label. If we are writing
+ * a second volume, the calling routine will write the label
* before writing the overflow block.
*
* If the tape is marked as Recycle, we rewrite the label.
*/
if (dev->VolHdr.LabelType == PRE_LABEL || recycle) {
- Dmsg1(190, "ready_for_append found freshly labeled volume. dev=%x\n", dev);
- dev->VolHdr.LabelType = VOL_LABEL; /* set Volume label */
- write_volume_label_to_block(jcr, dev, block);
- /*
- * Write the block now to ensure we have write permission.
- * It is better to find out now rather than later.
- */
- dev->VolCatInfo.VolCatBytes = 0;
- if (!rewind_dev(dev)) {
- Jmsg2(jcr, M_WARNING, 0, _("Rewind error on device %s. ERR=%s\n"),
- dev_name(dev), strerror_dev(dev));
- }
- if (recycle) {
- if (!truncate_dev(dev)) {
- Jmsg2(jcr, M_WARNING, 0, _("Truncate error on device %s. ERR=%s\n"),
- dev_name(dev), strerror_dev(dev));
- }
+ if (!rewrite_volume_label(dcr, recycle)) {
+ mark_volume_in_error(dcr);
+ goto mount_next_vol;
}
- if (!write_block_to_dev(dev, block)) {
- Jmsg2(jcr, M_ERROR, 0, _("Unable to write device %s. ERR=%s\n"),
- dev_name(dev), strerror_dev(dev));
- goto mount_next_vol;
- }
- if (!rewind_dev(dev)) {
- Jmsg2(jcr, M_ERROR, 0, _("Unable to rewind device %s. ERR=%s\n"),
- dev_name(dev), strerror_dev(dev));
- goto mount_next_vol;
- }
- /* Recreate a correct volume label and return it in the block */
- write_volume_label_to_block(jcr, dev, block);
- dev->VolCatInfo.VolCatJobs = 1;
- dev->VolCatInfo.VolCatFiles = 1;
- dev->VolCatInfo.VolCatErrors = 0;
- dev->VolCatInfo.VolCatBlocks = 1;
- if (recycle) {
- dev->VolCatInfo.VolCatMounts++;
- dev->VolCatInfo.VolCatRecycles++;
- } else {
- dev->VolCatInfo.VolCatMounts = 1;
- dev->VolCatInfo.VolCatRecycles = 0;
- dev->VolCatInfo.VolCatWrites = 1;
- dev->VolCatInfo.VolCatReads = 1;
- }
- strcpy(dev->VolCatInfo.VolCatStatus, "Append");
- Dmsg0(100, "dir_update_vol_info. Set Append\n");
- dir_update_volume_info(jcr, &dev->VolCatInfo, 1); /* indicate doing relabel */
- if (recycle) {
- Jmsg(jcr, M_INFO, 0, _("Recycled volume %s on device %s, all previous data lost.\n"),
- jcr->VolumeName, dev_name(dev));
- } else {
- Jmsg(jcr, M_INFO, 0, _("Wrote label to prelabeled Volume %s on device %s\n"),
- jcr->VolumeName, dev_name(dev));
- }
-
} else {
/*
* OK, at this point, we have a valid Bacula label, but
* just now putting it into append mode.
*/
Dmsg0(200, "Device previously written, moving to end of data\n");
- Jmsg(jcr, M_INFO, 0, _("Volume %s previously written, moving to end of data.\n"),
- jcr->VolumeName);
+ Jmsg(jcr, M_INFO, 0, _("Volume \"%s\" previously written, moving to end of data.\n"),
+ dcr->VolumeName);
if (!eod_dev(dev)) {
- Jmsg(jcr, M_ERROR, 0, _("Unable to position to end of data %s. ERR=%s\n"),
- dev_name(dev), strerror_dev(dev));
- Jmsg(jcr, M_INFO, 0, _("Marking Volume %s in Error in Catalog.\n"),
- jcr->VolumeName);
- strcpy(dev->VolCatInfo.VolCatStatus, "Error");
- Dmsg0(100, "dir_update_vol_info. Set Error.\n");
- dir_update_volume_info(jcr, &dev->VolCatInfo, 0);
- goto mount_next_vol;
+ Jmsg(jcr, M_ERROR, 0, _("Unable to position to end of data on device %s: ERR=%s\n"),
+ dev->print_name(), strerror_dev(dev));
+ mark_volume_in_error(dcr);
+ goto mount_next_vol;
}
/* *****FIXME**** we should do some checking for files too */
- if (dev_is_tape(dev)) {
- Jmsg(jcr, M_INFO, 0, _("Ready to append to end of Volume at file=%d.\n"), dev_file(dev));
- /*
- * Check if we are positioned on the tape at the same place
- * that the database says we should be.
- */
- if (dev->VolCatInfo.VolCatFiles != dev_file(dev) + 1) {
- /* ****FIXME**** this should refuse to write on tape */
- Jmsg(jcr, M_ERROR, 0, _("Hey! Num files mismatch! Volume=%d Catalog=%d\n"),
- dev_file(dev)+1, dev->VolCatInfo.VolCatFiles);
- }
+ if (dev->is_tape()) {
+ /*
+ * Check if we are positioned on the tape at the same place
+ * that the database says we should be.
+ */
+ if (dev->VolCatInfo.VolCatFiles == dev_file(dev)) {
+ Jmsg(jcr, M_INFO, 0, _("Ready to append to end of Volume \"%s\" at file=%d.\n"),
+ dcr->VolumeName, dev_file(dev));
+ } else {
+ Jmsg(jcr, M_ERROR, 0, _("I cannot write on Volume \"%s\" because:\n"
+"The number of files mismatch! Volume=%u Catalog=%u\n"),
+ dcr->VolumeName, dev_file(dev), dev->VolCatInfo.VolCatFiles);
+ mark_volume_in_error(dcr);
+ goto mount_next_vol;
+ }
+ }
+ dev->VolCatInfo.VolCatMounts++; /* Update mounts */
+ Dmsg1(100, "update volinfo mounts=%d\n", dev->VolCatInfo.VolCatMounts);
+ if (!dir_update_volume_info(dcr, false)) {
+ return false;
}
- /* Update Volume Info -- will be written at end of Job */
- dev->VolCatInfo.VolCatMounts++; /* Update mounts */
- dev->VolCatInfo.VolCatJobs++;
/* Return an empty block */
- empty_block(block); /* we used it for reading so set for write */
+ empty_block(block); /* we used it for reading so set for write */
}
- dev->state |= ST_APPEND;
- Dmsg0(100, "Normal return from read_dev_for_append\n");
- return 1;
+ dev->set_append();
+ Dmsg0(100, "set APPEND, normal return from read_dev_for_append\n");
+ return true;
}
-int mount_next_read_volume(JCR *jcr, DEVICE *dev, DEV_BLOCK *block)
+
+
+/*
+ * Mark volume in error in catalog
+ */
+void mark_volume_in_error(DCR *dcr)
{
- Dmsg2(90, "NumVolumes=%d CurVolume=%d\n", jcr->NumVolumes, jcr->CurVolume);
+ DEVICE *dev = dcr->dev;
+ Jmsg(dcr->jcr, M_INFO, 0, _("Marking Volume \"%s\" in Error in Catalog.\n"),
+ dcr->VolumeName);
+ memcpy(&dev->VolCatInfo, &dcr->VolCatInfo, sizeof(dev->VolCatInfo));
+ bstrncpy(dev->VolCatInfo.VolCatStatus, "Error", sizeof(dev->VolCatInfo.VolCatStatus));
+ Dmsg0(100, "dir_update_vol_info. Set Error.\n");
+ dir_update_volume_info(dcr, false);
+}
+
+/*
+ * The Volume is not in the correct slot, so mark this
+ * Volume as not being in the Changer.
+ */
+static void mark_volume_not_inchanger(DCR *dcr)
+{
+ JCR *jcr = dcr->jcr;
+ DEVICE *dev = dcr->dev;
+ Jmsg(jcr, M_ERROR, 0, _("Autochanger Volume \"%s\" not found in slot %d.\n"
+" Setting InChanger to zero in catalog.\n"),
+ dcr->VolCatInfo.VolCatName, dcr->VolCatInfo.Slot);
+ memcpy(&dev->VolCatInfo, &dcr->VolCatInfo, sizeof(dev->VolCatInfo));
+ dcr->VolCatInfo.InChanger = false;
+ dev->VolCatInfo.InChanger = false;
+ Dmsg0(400, "update vol info in mount\n");
+ dir_update_volume_info(dcr, true); /* set new status */
+}
+
+/*
+ * Either because we are going to hang a new volume, or because
+ * of explicit user request, we release the current volume.
+ */
+void release_volume(DCR *dcr)
+{
+ JCR *jcr = dcr->jcr;
+ DEVICE *dev = dcr->dev;
+ if (dcr->WroteVol) {
+ Jmsg0(jcr, M_ERROR, 0, "Hey!!!!! WroteVol non-zero !!!!!\n");
+ Dmsg0(190, "Hey!!!!! WroteVol non-zero !!!!!\n");
+ }
/*
- * End Of Tape -- mount next Volume (if another specified)
+ * First erase all memory of the current volume
*/
- if (jcr->NumVolumes > 1 && jcr->CurVolume < jcr->NumVolumes) {
- VOL_LIST *vol = jcr->VolList;
- /* Find next Volume */
- jcr->CurVolume++;
- for (int i=1; i<jcr->CurVolume; i++) {
- vol = vol->next;
- }
- pm_strcpy(&jcr->VolumeName, vol->VolumeName);
- Dmsg1(400, "There is another volume %s.\n", jcr->VolumeName);
+ dev->block_num = dev->file = 0;
+ dev->EndBlock = dev->EndFile = 0;
+ memset(&dev->VolCatInfo, 0, sizeof(dev->VolCatInfo));
+ memset(&dcr->VolCatInfo, 0, sizeof(dcr->VolCatInfo));
+ free_volume(dev);
+ memset(&dev->VolHdr, 0, sizeof(dev->VolHdr));
+ /* Force re-read of label */
+ dev->clear_labeled();
+ dev->clear_read();
+ dev->clear_append();
+ dev->label_type = B_BACULA_LABEL;
+ dcr->VolumeName[0] = 0;
+
+ if (dev->is_open() && (!dev->is_tape() || !dev_cap(dev, CAP_ALWAYSOPEN))) {
+ offline_or_rewind_dev(dev);
+ close_device(dev);
+ }
- close_dev(dev);
- dev->state &= ~ST_READ;
- if (!acquire_device_for_read(jcr, dev, block)) {
- Emsg2(M_FATAL, 0, "Cannot open Dev=%s, Vol=%s\n", dev_name(dev),
- jcr->VolumeName);
- return 0;
- }
- return 1; /* next volume mounted */
+ /* If we have not closed the device, then at least rewind the tape */
+ if (dev->is_open()) {
+ offline_or_rewind_dev(dev);
}
- Dmsg0(90, "End of Device reached.\n");
- return 0;
+ Dmsg0(190, "release_volume\n");
}
-
/*
- * Edit codes into ChangerCommand
- * %% = %
- * %a = archive device name
- * %c = changer device name
- * %f = Client's name
- * %j = Job name
- * %o = command
- * %s = Slot base 0
- * %S = Slot base 1
- * %v = Volume name
- *
- *
- * omsg = edited output message
- * imsg = input string containing edit codes (%x)
- * cmd = command string (load, unload, ...)
- *
+ * If we are reading, we come here at the end of the tape
+ * and see if there are more volumes to be mounted.
*/
-static char *edit_device_codes(JCR *jcr, char *omsg, char *imsg, char *cmd)
+bool mount_next_read_volume(DCR *dcr)
{
- char *p;
- const char *str;
- char add[20];
-
- *omsg = 0;
- Dmsg1(200, "edit_device_codes: %s\n", imsg);
- for (p=imsg; *p; p++) {
- if (*p == '%') {
- switch (*++p) {
- case '%':
- str = "%";
- break;
- case 'a':
- str = jcr->device->dev->dev_name;
- break;
- case 'c':
- str = NPRT(jcr->device->changer_name);
- break;
- case 'o':
- str = NPRT(cmd);
- break;
- case 's':
- sprintf(add, "%d", jcr->VolCatInfo.Slot - 1);
- str = add;
- break;
- case 'S':
- sprintf(add, "%d", jcr->VolCatInfo.Slot);
- str = add;
- break;
- case 'j': /* Job name */
- str = jcr->Job;
- break;
- case 'v':
- str = NPRT(jcr->VolumeName);
- break;
- case 'f':
- str = NPRT(jcr->client_name);
- break;
-
- default:
- add[0] = '%';
- add[1] = *p;
- add[2] = 0;
- str = add;
- break;
- }
- } else {
- add[0] = *p;
- add[1] = 0;
- str = add;
+ DEVICE *dev = dcr->dev;
+ JCR *jcr = dcr->jcr;
+ Dmsg2(90, "NumVolumes=%d CurVolume=%d\n", jcr->NumVolumes, jcr->CurVolume);
+ /*
+ * End Of Tape -- mount next Volume (if another specified)
+ */
+ if (jcr->NumVolumes > 1 && jcr->CurVolume < jcr->NumVolumes) {
+ close_device(dev);
+ dev->clear_read();
+ if (!acquire_device_for_read(dcr)) {
+ Jmsg2(jcr, M_FATAL, 0, "Cannot open Dev=%s, Vol=%s\n", dev->print_name(),
+ dcr->VolumeName);
+ return false;
}
- Dmsg1(200, "add_str %s\n", str);
- pm_strcat(&omsg, (char *)str);
- Dmsg1(200, "omsg=%s\n", omsg);
+ return true; /* next volume mounted */
}
- return omsg;
+ Dmsg0(90, "End of Device reached.\n");
+ return false;
}