+/*
+ Bacula® - The Network Backup Solution
+
+ Copyright (C) 2000-2007 Free Software Foundation Europe e.V.
+
+ The main author of Bacula is Kern Sibbald, with contributions from
+ many others, a complete list can be found in the file AUTHORS.
+ This program is Free Software; you can redistribute it and/or
+ modify it under the terms of version two of the GNU General Public
+ License as published by the Free Software Foundation plus additions
+ that are listed in the file LICENSE.
+
+ 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., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA.
+
+ Bacula® is a registered trademark of John Walker.
+ The licensor of Bacula is the Free Software Foundation Europe
+ (FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
+ Switzerland, email:ftf@fsfeurope.org.
+*/
/*
*
* Higher Level Device routines.
*
* Version $Id$
*/
-/*
- 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
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
-
- 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.
-
- */
#include "bacula.h" /* pull in global headers */
#include "stored.h" /* pull in Storage Deamon headers */
/* Forward referenced functions */
-extern char my_name[];
-extern int debug_level;
-
/*
* This is the dreaded moment. We either have an end of
* medium condition or worse, and error condition.
* We enter with device locked, and
* exit with device locked.
*
- * Note, we are called only from one place in block.c
+ * Note, we are called only from one place in block.c for the daemons.
+ * The btape utility calls it from btape.c.
*
* Returns: true on success
* false on failure
*/
bool fixup_device_block_write_error(DCR *dcr)
{
- uint32_t stat;
char PrevVolName[MAX_NAME_LENGTH];
DEV_BLOCK *label_blk;
DEV_BLOCK *block = dcr->block;
DEVICE *dev = dcr->dev;
wait_time = time(NULL);
- stat = status_dev(dev);
- if (!(stat & BMT_EOD)) {
- return false; /* this really shouldn't happen */
- }
- Dmsg0(100, "======= Got EOD ========\n");
+ Dmsg0(100, "Enter fixup_device_block_write_error\n");
block_device(dev, BST_DOING_ACQUIRE);
/* Unlock, but leave BLOCKED */
unlock_device(dev);
bstrncpy(PrevVolName, dev->VolCatInfo.VolCatName, sizeof(PrevVolName));
- bstrncpy(dev->VolHdr.PrevVolName, PrevVolName, sizeof(dev->VolHdr.PrevVolName));
+ bstrncpy(dev->VolHdr.PrevVolumeName, PrevVolName, sizeof(dev->VolHdr.PrevVolumeName));
label_blk = new_block(dev);
dcr->block = label_blk;
if (!mount_next_write_volume(dcr, 1)) {
free_block(label_blk);
dcr->block = block;
- P(dev->mutex);
+ dev->lock();
unblock_device(dev);
return false; /* device locked */
}
- P(dev->mutex); /* lock again */
+ dev->lock(); /* lock again */
+
+ dev->VolCatInfo.VolCatJobs++; /* increment number of jobs on vol */
+ dir_update_volume_info(dcr, false); /* send Volume info to Director */
Jmsg(jcr, M_INFO, 0, _("New volume \"%s\" mounted on device %s at %s.\n"),
dcr->VolumeName, dev->print_name(), bstrftime(dt, sizeof(dt), time(NULL)));
Dmsg0(190, "write label block to dev\n");
if (!write_block_to_dev(dcr)) {
berrno be;
- Pmsg1(0, "write_block_to_device Volume label failed. ERR=%s",
+ Pmsg1(0, _("write_block_to_device Volume label failed. ERR=%s"),
be.strerror(dev->dev_errno));
free_block(label_blk);
dcr->block = block;
/*
* Walk through all attached jcrs indicating the volume has changed
*/
- Dmsg1(100, "Walk attached jcrs. Volume=%s\n", dev->VolCatInfo.VolCatName);
-// for (JCR *mjcr=NULL; (mjcr=next_attached_jcr(dev, mjcr)); ) {
+ Dmsg1(100, "Walk attached dcrs. Volume=%s\n", dev->VolCatInfo.VolCatName);
DCR *mdcr;
foreach_dlist(mdcr, dev->attached_dcrs) {
JCR *mjcr = mdcr->jcr;
Dmsg0(190, "Write overflow block to dev\n");
if (!write_block_to_dev(dcr)) {
berrno be;
- Pmsg1(0, "write_block_to_device overflow block failed. ERR=%s",
+ Pmsg1(0, _("write_block_to_device overflow block failed. ERR=%s"),
be.strerror(dev->dev_errno));
unblock_device(dev);
return false; /* device locked */
Jmsg1(jcr, M_ERROR, 0, "%s", jcr->errmsg);
}
/* Set new start/end positions */
- if (dev_state(dev, ST_TAPE)) {
+ if (dev->is_tape()) {
dcr->StartBlock = dev->block_num;
dcr->StartFile = dev->file;
} else {
/* Reset indicies */
dcr->VolFirstIndex = 0;
dcr->VolLastIndex = 0;
- jcr->NumVolumes++;
+ jcr->NumWriteVolumes++;
dcr->NewVol = false;
dcr->WroteVol = false;
}
DEVICE *dev = dcr->dev;
/* Set new start/end positions */
- if (dev_state(dev, ST_TAPE)) {
+ if (dev->is_tape()) {
dcr->StartBlock = dev->block_num;
dcr->StartFile = dev->file;
} else {
* Returns: false on failure
* true on success
*/
-bool first_open_device(DEVICE *dev)
+bool first_open_device(DCR *dcr)
{
+ DEVICE *dev = dcr->dev;
+ bool ok = true;
+
Dmsg0(120, "start open_output_device()\n");
if (!dev) {
return false;
/* Defer opening files */
if (!dev->is_tape()) {
Dmsg0(129, "Device is file, deferring open.\n");
- unlock_device(dev);
- return true;
+ goto bail_out;
}
- if (!dev->is_open()) {
- int mode;
- if (dev_cap(dev, CAP_STREAM)) {
- mode = OPEN_WRITE_ONLY;
- } else {
- mode = OPEN_READ_WRITE;
- }
- Dmsg0(129, "Opening device.\n");
- dev->open_nowait = true;
- if (open_dev(dev, NULL, mode) < 0) {
- Emsg1(M_FATAL, 0, _("dev open failed: %s\n"), dev->errmsg);
- dev->open_nowait = false;
- unlock_device(dev);
- return false;
- }
+ int mode;
+ if (dev->has_cap(CAP_STREAM)) {
+ mode = OPEN_WRITE_ONLY;
+ } else {
+ mode = OPEN_READ_ONLY;
+ }
+ Dmsg0(129, "Opening device.\n");
+ if (dev->open(dcr, mode) < 0) {
+ Emsg1(M_FATAL, 0, _("dev open failed: %s\n"), dev->errmsg);
+ ok = false;
+ goto bail_out;
}
- Dmsg1(129, "open_dev %s OK\n", dev->print_name());
- dev->open_nowait = false;
+ Dmsg1(129, "open dev %s OK\n", dev->print_name());
+
+bail_out:
unlock_device(dev);
- return true;
+ return ok;
}
/*
{
DEVICE *dev = dcr->dev;
/* Open device */
- if (!dev->is_open()) {
- int mode;
- if (dev_cap(dev, CAP_STREAM)) {
- mode = OPEN_WRITE_ONLY;
- } else {
- mode = OPEN_READ_WRITE;
- }
- if (open_dev(dev, dcr->VolCatInfo.VolCatName, mode) < 0) {
- /* If polling, ignore the error */
- if (!dev->poll) {
- Jmsg2(dcr->jcr, M_FATAL, 0, _("Unable to open device %s: ERR=%s\n"),
- dev->print_name(), strerror_dev(dev));
- Pmsg2(000, "Unable to open archive %s: ERR=%s\n",
- dev->print_name(), strerror_dev(dev));
- }
- return false;
+ int mode;
+ if (dev->has_cap(CAP_STREAM)) {
+ mode = OPEN_WRITE_ONLY;
+ } else {
+ mode = OPEN_READ_WRITE;
+ }
+ if (dev->open(dcr, mode) < 0) {
+ /* If polling, ignore the error */
+ /* If DVD, also ignore the error, very often you cannot open the device
+ * (when there is no DVD, or when the one inserted is a wrong one) */
+ if (!dev->poll && !dev->is_dvd() && !dev->is_removable()) {
+ Jmsg2(dcr->jcr, M_FATAL, 0, _("Unable to open device %s: ERR=%s\n"),
+ dev->print_name(), dev->bstrerror());
+ Pmsg2(000, _("Unable to open archive %s: ERR=%s\n"),
+ dev->print_name(), dev->bstrerror());
}
+ return false;
}
return true;
}
+
+
+#ifdef xxx
void dev_lock(DEVICE *dev)
{
int errstat;
if ((errstat=rwl_writelock(&dev->lock))) {
- Emsg1(M_ABORT, 0, "Device write lock failure. ERR=%s\n", strerror(errstat));
+ Emsg1(M_ABORT, 0, _("Device write lock failure. ERR=%s\n"), strerror(errstat));
}
}
{
int errstat;
if ((errstat=rwl_writeunlock(&dev->lock))) {
- Emsg1(M_ABORT, 0, "Device write unlock failure. ERR=%s\n", strerror(errstat));
+ Emsg1(M_ABORT, 0, _("Device write unlock failure. ERR=%s\n"), strerror(errstat));
}
}
+#endif
/*
* When dev_blocked is set, all threads EXCEPT thread with id no_wait_id
void _lock_device(const char *file, int line, DEVICE *dev)
{
int stat;
- Dmsg3(500, "lock %d from %s:%d\n", dev->dev_blocked, file, line);
- P(dev->mutex);
- if (dev->dev_blocked && !pthread_equal(dev->no_wait_id, pthread_self())) {
+ Dmsg3(500, "lock %d from %s:%d\n", dev->blocked(), file, line);
+ dev->lock();
+ if (dev->blocked() && !pthread_equal(dev->no_wait_id, pthread_self())) {
dev->num_waiting++; /* indicate that I am waiting */
- while (dev->dev_blocked) {
- if ((stat = pthread_cond_wait(&dev->wait, &dev->mutex)) != 0) {
- V(dev->mutex);
+ while (dev->blocked()) {
+ if ((stat = pthread_cond_wait(&dev->wait, &dev->m_mutex)) != 0) {
+ dev->unlock();
Emsg1(M_ABORT, 0, _("pthread_cond_wait failure. ERR=%s\n"),
strerror(stat));
}
/*
* Check if the device is blocked or not
*/
-bool device_is_unmounted(DEVICE *dev)
+bool is_device_unmounted(DEVICE *dev)
{
bool stat;
- int blocked = dev->dev_blocked;
+ int blocked = dev->blocked();
stat = (blocked == BST_UNMOUNTED) ||
(blocked == BST_UNMOUNTED_WAITING_FOR_SYSOP);
return stat;
}
-const char *edit_blocked_reason(DEVICE *dev)
-{
- switch (dev->dev_blocked) {
- case BST_NOT_BLOCKED:
- return "not blocked";
- case BST_UNMOUNTED:
- return "user unmounted device";
- case BST_WAITING_FOR_SYSOP:
- return "waiting for operator action";
- case BST_DOING_ACQUIRE:
- return "opening, validating, or positioning tape";
- case BST_WRITING_LABEL:
- return "labeling tape";
- case BST_UNMOUNTED_WAITING_FOR_SYSOP:
- return "closed by user during mount request";
- case BST_MOUNT:
- return "mount request";
- default:
- return "unknown blocked code";
- }
-}
-
void _unlock_device(const char *file, int line, DEVICE *dev)
{
Dmsg2(500, "unlock from %s:%d\n", file, line);
- V(dev->mutex);
+ dev->unlock();
}
/*
void _block_device(const char *file, int line, DEVICE *dev, int state)
{
Dmsg3(500, "block set %d from %s:%d\n", state, file, line);
- ASSERT(dev->dev_blocked == BST_NOT_BLOCKED);
- dev->dev_blocked = state; /* make other threads wait */
+ ASSERT(dev->blocked() == BST_NOT_BLOCKED);
+ dev->set_blocked(state); /* make other threads wait */
dev->no_wait_id = pthread_self(); /* allow us to continue */
}
-
-
/*
* Unblock the device, and wake up anyone who went to sleep.
*/
void _unblock_device(const char *file, int line, DEVICE *dev)
{
- Dmsg3(500, "unblock %d from %s:%d\n", dev->dev_blocked, file, line);
- ASSERT(dev->dev_blocked);
- dev->dev_blocked = BST_NOT_BLOCKED;
+ Dmsg3(500, "unblock %s from %s:%d\n", dev->print_blocked(), file, line);
+ ASSERT(dev->blocked());
+ dev->set_blocked(BST_NOT_BLOCKED);
dev->no_wait_id = 0;
if (dev->num_waiting > 0) {
pthread_cond_broadcast(&dev->wait); /* wake them up */
*/
void _steal_device_lock(const char *file, int line, DEVICE *dev, bsteal_lock_t *hold, int state)
{
- Dmsg4(500, "steal lock. old=%d new=%d from %s:%d\n", dev->dev_blocked, state,
+
+ Dmsg3(400, "steal lock. old=%s from %s:%d\n", dev->print_blocked(),
file, line);
- hold->dev_blocked = dev->dev_blocked;
+ hold->dev_blocked = dev->blocked();
hold->dev_prev_blocked = dev->dev_prev_blocked;
hold->no_wait_id = dev->no_wait_id;
- dev->dev_blocked = state;
+ dev->set_blocked(state);
+ Dmsg1(400, "steal lock. new=%s\n", dev->print_blocked());
dev->no_wait_id = pthread_self();
- V(dev->mutex);
+ dev->unlock();
}
/*
*/
void _give_back_device_lock(const char *file, int line, DEVICE *dev, bsteal_lock_t *hold)
{
- Dmsg4(500, "return lock. old=%d new=%d from %s:%d\n",
- dev->dev_blocked, hold->dev_blocked, file, line);
- P(dev->mutex);
- dev->dev_blocked = hold->dev_blocked;
+ Dmsg3(400, "return lock. old=%s from %s:%d\n",
+ dev->print_blocked(), file, line);
+ dev->lock();
+ dev->set_blocked(hold->dev_blocked);
dev->dev_prev_blocked = hold->dev_prev_blocked;
dev->no_wait_id = hold->no_wait_id;
- if (dev->dev_blocked == BST_NOT_BLOCKED && dev->num_waiting > 0) {
+ Dmsg1(400, "return lock. new=%s\n", dev->print_blocked());
+ if (dev->num_waiting > 0) {
pthread_cond_broadcast(&dev->wait); /* wake them up */
}
}