* writing.
*
* Kern Sibbald, August MMII
- *
+ *
* Version $Id$
*/
/*
- Copyright (C) 2000-2004 Kern Sibbald and John Walker
+ Copyright (C) 2000-2005 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
#include "bacula.h" /* pull in global headers */
#include "stored.h" /* pull in Storage Deamon headers */
-static bool rewrite_volume_label(DCR *dcr, DEV_BLOCK *block, bool recycle);
-
/*
- * 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
* impossible to get the requested Volume.
*
*/
-bool mount_next_write_volume(DCR *dcr, DEV_BLOCK *block, bool release)
+bool mount_next_write_volume(DCR *dcr, bool release)
{
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(100, "Enter mount_next_volume()\n");
init_dev_wait_timers(dev);
- /*
+ /*
* 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, ...)
/* Ignore retry if this is poll request */
if (!dev->poll && retry++ > 4) {
/* Last ditch effort before giving up, force operator to respond */
- jcr->VolCatInfo.Slot = 0;
+ 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"),
+ Jmsg(jcr, M_FATAL, 0, _("Too many errors trying to mount device %s.\n"),
dev_name(dev));
return false;
}
recycle = false;
if (release) {
Dmsg0(100, "mount_next_volume release=1\n");
- release_volume(jcr, dev);
+ release_volume(dcr);
ask = true; /* ask operator to mount tape */
}
- /*
- * Get Director's idea of what tape we should have mounted.
- * in jcr->VolCatInfo
+ /*
+ * 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)) {
if (job_canceled(jcr)) {
return false;
}
- Dmsg2(100, "After find_next_append. Vol=%s Slot=%d\n",
- jcr->VolCatInfo.VolCatName, jcr->VolCatInfo.Slot);
+ Dmsg3(100, "After find_next_append. Vol=%s Slot=%d Parts=%d\n",
+ dcr->VolCatInfo.VolCatName, dcr->VolCatInfo.Slot, dcr->VolCatInfo.VolCatParts);
+
+ dev->num_parts = 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
* It assumes that the device is not already in use!
*
*/
- dev->state &= ~(ST_APPEND|ST_READ|ST_EOT|ST_WEOT|ST_EOF);
-
if (autoload_device(dcr, 1, NULL) > 0) {
autochanger = true;
ask = false;
} else {
autochanger = false;
- jcr->VolCatInfo.Slot = 0;
+ 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
+ * 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 (job_canceled(jcr)) {
return false;
}
- Dmsg1(100, "want vol=%s\n", jcr->VolumeName);
+ Dmsg1(100, "want vol=%s\n", dcr->VolumeName);
if (dev->poll && dev_cap(dev, CAP_CLOSEONPOLL)) {
force_close_dev(dev);
}
/* Ensure the device is open */
- if (!open_device(jcr, dev)) {
- if (dev->poll) {
- goto mount_next_vol;
- } else {
- return false;
+ /* If we have a dvd that requires mount, we first want to guess
+ * which Volume is loaded, so we continue (if the wrong device is
+ * loaded, open_device just below would fail.
+ */
+ if (!dev->is_dvd()) {
+ if (!open_device(dcr)) {
+ if (dev->poll) {
+ goto mount_next_vol;
+ } else {
+ return false;
+ }
}
+ } else {
+ /*
+ * Just copy the VolCatName in the device resource
+ * (usually done by open_dev).
+ * It is necessary so we can open the real files later.
+ */
+ bstrncpy(dev->VolCatInfo.VolCatName, dcr->VolCatInfo.VolCatName, sizeof(dev->VolCatInfo.VolCatName));
}
/*
* 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, jcr->VolumeName, "Default");
+ create_volume_label(dev, dcr->VolumeName, "Default");
dev->VolHdr.LabelType = PRE_LABEL;
+ } else if (dev->is_dvd()) {
+ vol_label_status = read_dev_volume_label_guess(dcr, 1);
} else {
- vol_label_status = read_dev_volume_label(jcr->dcr, block);
+ vol_label_status = read_dev_volume_label(dcr);
}
if (job_canceled(jcr)) {
return false;
}
- Dmsg2(100, "dirVol=%s dirStat=%s\n", jcr->VolumeName,
- jcr->VolCatInfo.VolCatStatus);
+ Dmsg2(100, "dirVol=%s dirStat=%s\n", dcr->VolumeName,
+ dcr->VolCatInfo.VolCatStatus);
/*
* At this point, dev->VolCatInfo has what is in the drive, if anything,
- * and jcr->VolCatInfo has what the Director wants.
+ * and dcr->VolCatInfo has what the Director wants.
*/
switch (vol_label_status) {
case VOL_OK:
- Dmsg1(100, "Vol OK name=%s\n", jcr->VolumeName);
- memcpy(&dev->VolCatInfo, &jcr->VolCatInfo, sizeof(jcr->VolCatInfo));
+ 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:
/* If not removable, Volume is broken */
if (!dev_cap(dev, CAP_REM)) {
Jmsg(jcr, M_WARNING, 0, _("Volume \"%s\" not on device %s.\n"),
- jcr->VolumeName, dev_name(dev));
- mark_volume_in_error(jcr, dev);
+ dcr->VolumeName, dev_name(dev));
+ mark_volume_in_error(dcr);
goto mount_next_vol;
}
-
- Dmsg1(100, "Vol NAME Error Name=%s\n", jcr->VolumeName);
+
+ 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.VolName) == 0) {
ask = true;
- Dmsg1(200, "Vol Name error supress due to poll. Name=%s\n",
- jcr->VolumeName);
+ Dmsg1(200, "Vol Name error supress due to poll. Name=%s\n",
+ dcr->VolumeName);
goto mount_next_vol;
}
- /*
+ /*
* OK, we got a different volume mounted. First save the
* requested Volume info (jcr) structure, then query if
* this volume is really OK. If not, put back the desired
* volume name and continue.
*/
- memcpy(&VolCatInfo, &jcr->VolCatInfo, sizeof(VolCatInfo));
+ memcpy(&VolCatInfo, &dcr->VolCatInfo, sizeof(VolCatInfo));
/* Check if this is a valid Volume in the pool */
- pm_strcpy(&jcr->VolumeName, dev->VolHdr.VolName);
+ bstrncpy(dcr->VolumeName, dev->VolHdr.VolName, sizeof(dcr->VolumeName));
if (!dir_get_volume_info(dcr, GET_VOL_INFO_FOR_WRITE)) {
bstrncpy(dev->BadVolName, dev->VolHdr.VolName, sizeof(dev->BadVolName));
Jmsg(jcr, M_WARNING, 0, _("Director wanted Volume \"%s\".\n"
VolCatInfo.VolCatName, dev->VolHdr.VolName,
jcr->dir_bsock->msg);
/* Restore desired volume name, note device info out of sync */
- memcpy(&jcr->VolCatInfo, &VolCatInfo, sizeof(jcr->VolCatInfo));
+ memcpy(&dcr->VolCatInfo, &VolCatInfo, sizeof(dcr->VolCatInfo));
ask = true;
goto mount_next_vol;
}
- Dmsg1(100, "want new name=%s\n", jcr->VolumeName);
- memcpy(&dev->VolCatInfo, &jcr->VolCatInfo, sizeof(dev->VolCatInfo));
+ 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 */
/*
*/
case VOL_NO_LABEL:
case VOL_IO_ERROR:
- /*
+ /*
* If permitted, we label the device, make sure we can do
- * it by checking that the VolCatBytes is zero => not labeled,
+ * 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 jcr->VolCatInfo has what
+ * As noted above, at this point dcr->VolCatInfo has what
* the Director wants and dev->VolCatInfo has info on the
* previous tape (or nothing).
*/
- if (dev_cap(dev, CAP_LABEL) && (jcr->VolCatInfo.VolCatBytes == 0 ||
- (!dev_is_tape(dev) && strcmp(jcr->VolCatInfo.VolCatStatus,
+ 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(jcr->dcr, jcr->VolumeName,
- jcr->pool_name)) {
+ if (!write_new_volume_label_to_dev(dcr, dcr->VolumeName,
+ dcr->pool_name)) {
Dmsg0(100, "!write_vol_label\n");
goto mount_next_vol;
}
Dmsg0(100, "dir_update_vol_info. Set Append\n");
/* Copy Director's info into the device info */
- memcpy(&dev->VolCatInfo, &jcr->VolCatInfo, sizeof(dev->VolCatInfo));
- dir_update_volume_info(dcr, true); /* indicate tape labeled */
+ 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"),
- jcr->VolumeName, dev_name(dev));
+ dcr->VolumeName, dev_name(dev));
goto read_volume; /* read label we just wrote */
- }
+ }
/* If not removable, Volume is broken */
if (!dev_cap(dev, CAP_REM)) {
Jmsg(jcr, M_WARNING, 0, _("Volume \"%s\" not on device %s.\n"),
- jcr->VolumeName, dev_name(dev));
- mark_volume_in_error(jcr, dev);
+ dcr->VolumeName, dev_name(dev));
+ mark_volume_in_error(dcr);
+ if (autochanger) {
+ mark_volume_not_inchanger(dcr);
+ }
goto mount_next_vol;
}
/* NOTE! Fall-through wanted. */
default:
/* Send error message */
if (!dev->poll) {
- Jmsg(jcr, M_WARNING, 0, "%s", jcr->errmsg);
+ Jmsg(jcr, M_WARNING, 0, "%s", jcr->errmsg);
} else {
Dmsg1(200, "Msg suppressed by poll: %s\n", jcr->errmsg);
}
ask = true;
+ /* Needed, so the medium can be changed */
+ if (dev_cap(dev, CAP_REQMOUNT)) {
+ close_dev(dev);
+ }
goto mount_next_vol;
}
- /*
+ /*
* See if we have a fresh tape or a tape with data.
*
* Note, if the LabelType is PRE_LABEL, it was labeled
* If the tape is marked as Recycle, we rewrite the label.
*/
if (dev->VolHdr.LabelType == PRE_LABEL || recycle) {
- if (!rewrite_volume_label(jcr->dcr, block, recycle)) {
+ if (!rewrite_volume_label(dcr, recycle)) {
goto mount_next_vol;
}
} else {
*/
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);
+ dcr->VolumeName);
if (!eod_dev(dev)) {
Jmsg(jcr, M_ERROR, 0, _("Unable to position to end of data on device \"%s\". ERR=%s\n"),
dev_name(dev), strerror_dev(dev));
- mark_volume_in_error(jcr, dev);
+ mark_volume_in_error(dcr);
goto mount_next_vol;
}
/* *****FIXME**** we should do some checking for files too */
* 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"),
- jcr->VolumeName, 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 canot write on Volume \"%s\" because:\n\
-The number of files mismatch! Volume=%u Catalog=%u\n"),
- jcr->VolumeName, dev_file(dev), dev->VolCatInfo.VolCatFiles);
- mark_volume_in_error(jcr, dev);
+ Jmsg(jcr, M_ERROR, 0, _("I canot 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);
- dir_update_volume_info(dcr, false);
+ if (!dir_update_volume_info(dcr, false)) {
+ return false;
+ }
/* Return an empty block */
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");
+ Dmsg0(100, "set APPEND, normal return from read_dev_for_append\n");
return true;
}
-/*
- * Write a volume label.
- * Returns: true if OK
- * false if unable to write it
- */
-static bool rewrite_volume_label(DCR *dcr, DEV_BLOCK *block, bool recycle)
-{
- DEVICE *dev = dcr->dev;
- JCR *jcr = dcr->jcr;
-
- Dmsg1(190, "ready_for_append found freshly labeled volume. dev=%x\n", dev);
- dev->VolHdr.LabelType = VOL_LABEL; /* set Volume label */
- if (!write_volume_label_to_block(dcr, block)) {
- return false;
- }
- /*
- * If we are not dealing with a streaming device,
- * write the block now to ensure we have write permission.
- * It is better to find out now rather than later.
- */
- if (!dev_cap(dev, CAP_STREAM)) {
- 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));
- }
- }
- /* Attempt write to check write permission */
- if (!write_block_to_dev(dcr, block)) {
- Jmsg2(jcr, M_ERROR, 0, _("Unable to write device \"%s\". ERR=%s\n"),
- dev_name(dev), strerror_dev(dev));
- return false;
- }
- }
- /* Set or reset Volume statistics */
- dev->VolCatInfo.VolCatJobs = 0;
- dev->VolCatInfo.VolCatFiles = 0;
- dev->VolCatInfo.VolCatBytes = 1;
- dev->VolCatInfo.VolCatErrors = 0;
- dev->VolCatInfo.VolCatBlocks = 0;
- dev->VolCatInfo.VolCatRBytes = 0;
- 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;
- }
- Dmsg0(100, "dir_update_vol_info. Set Append\n");
- bstrncpy(dev->VolCatInfo.VolCatStatus, "Append", sizeof(dev->VolCatInfo.VolCatStatus));
- dir_update_volume_info(dcr, true); /* 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));
- }
- /*
- * End writing real Volume label (from pre-labeled tape), or recycling
- * the volume.
- */
- return true;
-}
/*
- * Mark volume in error in catalog
+ * Mark volume in error in catalog
*/
-void mark_volume_in_error(JCR *jcr, DEVICE *dev)
+void mark_volume_in_error(DCR *dcr)
{
- Jmsg(jcr, M_INFO, 0, _("Marking Volume \"%s\" in Error in Catalog.\n"),
- jcr->VolumeName);
+ DEVICE *dev = dcr->dev;
+ Jmsg(dcr->jcr, M_INFO, 0, _("Marking Volume \"%s\" in Error in Catalog.\n"),
+ dcr->VolumeName);
bstrncpy(dev->VolCatInfo.VolCatStatus, "Error", sizeof(dev->VolCatInfo.VolCatStatus));
Dmsg0(100, "dir_update_vol_info. Set Error.\n");
- dir_update_volume_info(jcr->dcr, false);
+ dir_update_volume_info(dcr, false);
}
-/*
+/*
* If we are reading, we come here at the end of the tape
* and see if there are more volumes to be mounted.
*/
-bool mount_next_read_volume(JCR *jcr, DEVICE *dev, DEV_BLOCK *block)
+bool mount_next_read_volume(DCR *dcr)
{
+ 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_dev(dev);
- dev->state &= ~ST_READ;
- if (!acquire_device_for_read(jcr)) {
+ dev->state &= ~ST_READ;
+ if (!acquire_device_for_read(jcr, dev)) {
Jmsg2(jcr, M_FATAL, 0, "Cannot open Dev=%s, Vol=%s\n", dev_name(dev),
- jcr->VolumeName);
+ dcr->VolumeName);
return false;
}
return true; /* next volume mounted */
* Either because we are going to hang a new volume, or because
* of explicit user request, we release the current volume.
*/
-void release_volume(JCR *jcr, DEVICE *dev)
+void release_volume(DCR *dcr)
{
- if (jcr->dcr->WroteVol) {
+ 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");
}
- /*
- * First erase all memory of the current volume
+ /*
+ * First erase all memory of the current volume
*/
dev->block_num = dev->file = 0;
dev->EndBlock = dev->EndFile = 0;
memset(&dev->VolCatInfo, 0, sizeof(dev->VolCatInfo));
- memset(&jcr->VolCatInfo, 0, sizeof(jcr->VolCatInfo));
+ memset(&dcr->VolCatInfo, 0, sizeof(dcr->VolCatInfo));
memset(&dev->VolHdr, 0, sizeof(dev->VolHdr));
/* Force re-read of label */
dev->state &= ~(ST_LABEL|ST_READ|ST_APPEND);
- jcr->VolumeName[0] = 0;
+ dev->label_type = B_BACULA_LABEL;
+ dcr->VolumeName[0] = 0;
- if ((dev->state & ST_OPENED) &&
- (!dev_is_tape(dev) || !dev_cap(dev, CAP_ALWAYSOPEN))) {
+ if (dev->is_open() && (!dev->is_tape() || !dev_cap(dev, CAP_ALWAYSOPEN))) {
offline_or_rewind_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->is_open()) {
offline_or_rewind_dev(dev);
}
+ Dmsg0(190, "===== release_volume ---");
}
projects / bacula / bacula / blobdiff