* Version $Id$
*/
/*
- Copyright (C) 2000, 2001, 2002 Kern Sibbald and John Walker
+ Copyright (C) 2000-2003 Kern Sibbald and John Walker
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
{
int recycle, ask, retry = 0, autochanger;
- Dmsg0(190, "Enter mount_next_volume()\n");
+ Dmsg0(100, "Enter mount_next_volume()\n");
mount_next_vol:
if (retry++ > 5) {
- Jmsg(jcr, M_FATAL, 0, _("Too many errors on device %s.\n"), dev_name(dev));
+ Jmsg(jcr, M_FATAL, 0, _("Too many errors trying to mount device %s.\n"), dev_name(dev));
return 0;
}
if (job_cancelled(jcr)) {
}
recycle = ask = autochanger = 0;
if (release) {
- Dmsg0(500, "mount_next_volume release=1\n");
+ Dmsg0(100, "mount_next_volume release=1\n");
/*
* First erase all memory of the current volume
*/
- dev->block_num = 0;
- dev->file = 0;
- dev->LastBlockNumWritten = 0;
+ 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(&dev->VolHdr, 0, sizeof(dev->VolHdr));
dev->state &= ~ST_LABEL; /* label not yet read */
+ jcr->VolumeName[0] = 0;
- if (!dev_is_tape(dev) || !(dev->capabilities & CAP_ALWAYSOPEN)) {
- if (dev->capabilities & CAP_OFFLINEUNMOUNT) {
+ if (!dev_is_tape(dev) || !dev_cap(dev, CAP_ALWAYSOPEN)) {
+ if (dev_cap(dev, 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) {
+ if (dev_cap(dev, CAP_OFFLINEUNMOUNT)) {
offline_dev(dev);
}
if (!rewind_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 */
- }
}
+
+ /*
+ * 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, "did not find next volume. Must ask.\n");
+ }
+ Dmsg2(100, "After find_next_append. Vol=%s Slot=%d\n",
+ jcr->VolCatInfo.VolCatName, jcr->VolCatInfo.Slot);
release = 1; /* release if we "recurse" */
/*
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;
- }
- }
- 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);
-
- /* 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 */
- }
+ int vol_label_status;
+ autochanger = autoload_device(jcr, dev, 1, NULL);
+ if (autochanger) {
+ ask = 0; /* if autochange no need to ask sysop */
}
-
if (ask && !dir_ask_sysop_to_mount_next_volume(jcr, dev)) {
+ Dmsg0(100, "Error return ask_sysop ...\n");
return 0; /* error return */
}
- Dmsg1(200, "want vol=%s\n", jcr->VolumeName);
+ Dmsg1(100, "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);
- }
+ int mode;
+ if (dev_cap(dev, CAP_STREAM)) {
+ mode = OPEN_WRITE_ONLY;
+ } else {
+ mode = OPEN_READ_WRITE;
+ }
+ if (open_dev(dev, jcr->VolCatInfo.VolCatName, mode) < 0) {
Jmsg2(jcr, M_FATAL, 0, _("Unable to open device %s. ERR=%s\n"),
dev_name(dev), strerror_dev(dev));
return 0;
* Now make sure we have the right tape mounted
*/
read_volume:
- switch (read_dev_volume_label(jcr, dev, block)) {
+ /*
+ * 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);
+ dev->VolHdr.LabelType = PRE_LABEL;
+ } else {
+ vol_label_status = read_dev_volume_label(jcr, dev, block);
+ }
+ switch (vol_label_status) {
case VOL_OK:
- Dmsg1(500, "Vol OK name=%s\n", jcr->VolumeName);
+ Dmsg1(100, "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 */
+ Dmsg1(100, "Vol NAME Error Name=%s\n", jcr->VolumeName);
+ /*
+ * OK, we got a different volume mounted. First save the
+ * requested Volume info in the dev structure, then query if
+ * this volume is really OK. If not, put back the desired
+ * volume name and continue.
+ */
+ memcpy(&dev->VolCatInfo, &jcr->VolCatInfo, sizeof(jcr->VolCatInfo));
+ /* Check if this is a valid Volume in the pool */
strcpy(jcr->VolumeName, dev->VolHdr.VolName);
- if (!dev->capabilities & CAP_ANONVOLS || !dir_get_volume_info(jcr)) {
- goto mount_next_vol;
+ if (!dir_get_volume_info(jcr, 1)) {
+ Mmsg(&jcr->errmsg, _("Wanted Volume \"%s\".\n\
+ Actual Volume \"%s\" not acceptable.\n"),
+ dev->VolCatInfo.VolCatName, dev->VolHdr.VolName);
+ /* Restore desired volume name, note device info out of sync */
+ memcpy(&jcr->VolCatInfo, &dev->VolCatInfo, sizeof(jcr->VolCatInfo));
+ goto mount_error;
}
- Dmsg1(200, "want new name=%s\n", jcr->VolumeName);
+ Dmsg1(100, "want new name=%s\n", jcr->VolumeName);
memcpy(&dev->VolCatInfo, &jcr->VolCatInfo, sizeof(jcr->VolCatInfo));
break;
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 (dev_cap(dev, CAP_LABEL)) {
+ Dmsg0(100, "Create volume label\n");
if (!write_volume_label_to_dev(jcr, (DEVRES *)dev->device, jcr->VolumeName,
jcr->pool_name)) {
+ Dmsg0(100, "!write_vol_label\n");
goto mount_next_vol;
}
Jmsg(jcr, M_INFO, 0, _("Created Volume label %s on device %s.\n"),
}
/* NOTE! Fall-through wanted. */
default:
+mount_error:
/* Send error message */
- Jmsg(jcr, M_WARNING, 0, "%s", jcr->errmsg);
+ Jmsg1(jcr, M_WARNING, 0, "%s", jcr->errmsg);
if (autochanger) {
- Jmsg(jcr, M_ERROR, 0, _("Autochanger Volume %s not found in slot %d.\n\
+ 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.VolCatName, jcr->VolCatInfo.Slot);
jcr->VolCatInfo.Slot = 0; /* invalidate slot */
+ Dmsg0(200, "update vol info in mount\n");
dir_update_volume_info(jcr, &jcr->VolCatInfo, 1); /* set slot */
}
+ Dmsg0(100, "Default\n");
goto mount_next_vol;
}
break;
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.
+ * 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.
*/
- 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"),
+ if (!dev_cap(dev, CAP_STREAM)) {
+ 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));
+ }
+ }
+ /* Attempt write to check write permission */
+ if (!write_block_to_dev(jcr, 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);
}
- 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;
+ /* Set or reset Volume statistics */
+ dev->VolCatInfo.VolCatJobs = 0;
+ dev->VolCatInfo.VolCatFiles = 0;
dev->VolCatInfo.VolCatErrors = 0;
- dev->VolCatInfo.VolCatBlocks = 1;
+ dev->VolCatInfo.VolCatBlocks = 0;
if (recycle) {
dev->VolCatInfo.VolCatMounts++;
dev->VolCatInfo.VolCatRecycles++;
dev->VolCatInfo.VolCatReads = 1;
}
strcpy(dev->VolCatInfo.VolCatStatus, "Append");
- Dmsg0(100, "dir_update_vol_info. Set Append\n");
+ Dmsg0(200, "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"),
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");
+ Dmsg0(200, "dir_update_vol_info. Set Error.\n");
dir_update_volume_info(jcr, &dev->VolCatInfo, 0);
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->VolCatInfo.VolCatFiles == dev_file(dev)) {
+ Jmsg(jcr, M_INFO, 0, _("Ready to append to end of Volume at file=%d.\n"),
+ dev_file(dev));
+ } else {
+ Jmsg(jcr, M_ERROR, 0, _("I canot write on this volume because:\n\
+The number of files mismatch! Volume=%d Catalog=%d\n"),
+ dev_file(dev), dev->VolCatInfo.VolCatFiles);
+ strcpy(dev->VolCatInfo.VolCatStatus, "Error");
+ Dmsg0(200, "dir_update_vol_info. Set Error.\n");
+ dir_update_volume_info(jcr, &dev->VolCatInfo, 0);
+ goto mount_next_vol;
}
}
- /* Update Volume Info -- will be written at end of Job */
dev->VolCatInfo.VolCatMounts++; /* Update mounts */
- dev->VolCatInfo.VolCatJobs++;
+ Dmsg1(200, "update volinfo mounts=%d\n", dev->VolCatInfo.VolCatMounts);
+ dir_update_volume_info(jcr, &dev->VolCatInfo, 0);
/* Return an empty block */
empty_block(block); /* we used it for reading so set for write */
}
return 1;
}
+
int mount_next_read_volume(JCR *jcr, DEVICE *dev, DEV_BLOCK *block)
{
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) {
- VOL_LIST *vol = jcr->VolList;
- /* Find next Volume */
- jcr->CurVolume++;
- for (int i=1; i<jcr->CurVolume; i++) {
- vol = vol->next;
- }
- strcpy(jcr->VolumeName, vol->VolumeName);
- Dmsg1(400, "There is another volume %s.\n", jcr->VolumeName);
-
close_dev(dev);
dev->state &= ~ST_READ;
if (!acquire_device_for_read(jcr, dev, block)) {
return 0;
}
+/*
+ * Called here to do an autoload using the autochanger, if
+ * configured, and if a Slot has been defined for this Volume.
+ * On success this routine loads the indicated tape, but the
+ * label is not read, so it must be verified.
+ *
+ * Note if dir is not NULL, it is the console requesting the
+ * autoload for labeling, so we respond directly to the
+ * dir bsock.
+ *
+ * Returns: 1 on success
+ * 0 on failure
+ */
+int autoload_device(JCR *jcr, DEVICE *dev, int writing, BSOCK *dir)
+{
+ int slot = jcr->VolCatInfo.Slot;
+ int rtn_stat = 0;
+
+ /*
+ * Handle autoloaders here. If we cannot autoload it, we
+ * will return FALSE to ask the sysop.
+ */
+ if (writing && dev_cap(dev, CAP_AUTOCHANGER) && slot <= 0) {
+ if (dir) {
+ return 0; /* For user, bail out right now */
+ }
+ if (dir_find_next_appendable_volume(jcr)) {
+ slot = jcr->VolCatInfo.Slot;
+ }
+ }
+ 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, zero means device is unloaded */
+ changer = edit_device_codes(jcr, changer, jcr->device->changer_command,
+ "loaded");
+ status = run_program(changer, timeout, results);
+ Dmsg3(100, "run_prog: %s stat=%d result=%s\n", changer, status, results);
+ if (status == 0) {
+ loaded = atoi(results);
+ } else {
+ loaded = -1; /* force unload */
+ }
+ Dmsg1(100, "loaded=%s\n", results);
+
+ /* If bad status or tape we want is not loaded, load it. */
+ if (status != 0 || loaded != slot) {
+ if (dev_cap(dev, 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");
+ if (dir) {
+ bnet_fsend(dir, _("3902 Issuing autochanger \"unload\" command.\n"));
+ } else {
+ Jmsg(jcr, M_INFO, 0, _("Issuing autochanger \"unload\" command.\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);
+ if (dir) {
+ bnet_fsend(dir, _("3903 Issuing autochanger \"load slot %d\" command.\n"),
+ slot);
+ } else {
+ Jmsg(jcr, M_INFO, 0, _("Issuing autochanger \"load slot %d\" command.\n"),
+ slot);
+ }
+ changer = edit_device_codes(jcr, changer,
+ jcr->device->changer_command, "load");
+ status = run_program(changer, timeout, NULL);
+ if (status == 0) {
+ Jmsg(jcr, M_INFO, 0, _("Autochanger \"load slot\" status is OK.\n"));
+ } else {
+ Jmsg(jcr, M_INFO, 0, _("Bad autochanger \"load slot\" status = %d.\n"),
+ status);
+ }
+ 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? */
+ rtn_stat = 1; /* tape loaded by changer */
+ }
+ }
+ return rtn_stat;
+}
+
+
/*
* Edit codes into ChangerCommand