/*
Bacula® - The Network Backup Solution
- Copyright (C) 2001-2008 Free Software Foundation Europe e.V.
+ Copyright (C) 2001-2010 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.
* Kern Sibbald, March MMI
* added BB02 format October MMII
*
- * Version $Id$
- *
*/
* in the buffer should have already been reserved by
* init_block.
*/
-void ser_block_header(DEV_BLOCK *block)
+static void ser_block_header(DEV_BLOCK *block, bool do_checksum)
{
ser_declare;
uint32_t CheckSum = 0;
}
/* Checksum whole block except for the checksum */
- CheckSum = bcrc32((uint8_t *)block->buf+BLKHDR_CS_LENGTH,
- block_len-BLKHDR_CS_LENGTH);
+ if (do_checksum) {
+ CheckSum = bcrc32((uint8_t *)block->buf+BLKHDR_CS_LENGTH,
+ block_len-BLKHDR_CS_LENGTH);
+ }
Dmsg1(1390, "ser_bloc_header: checksum=%x\n", CheckSum);
ser_begin(block->buf, BLKHDR2_LENGTH);
ser_uint32(CheckSum); /* now add checksum to block header */
block->BlockNumber = BlockNumber;
Dmsg3(390, "Read binbuf = %d %d block_len=%d\n", block->binbuf,
bhl, block_len);
- if (block_len <= block->read_len) {
+ if (block_len <= block->read_len && dev->do_checksum()) {
BlockCheckSum = bcrc32((uint8_t *)block->buf+BLKHDR_CS_LENGTH,
block_len-BLKHDR_CS_LENGTH);
if (BlockCheckSum != CheckSum) {
/* Create a jobmedia record for this job */
if (!dir_create_jobmedia_record(dcr)) {
dev->dev_errno = EIO;
- Jmsg(jcr, M_FATAL, 0, _("Could not create JobMedia record for Volume=\"%s\" Job=%s\n"),
- dcr->VolCatInfo.VolCatName, jcr->Job);
+ Jmsg2(jcr, M_FATAL, 0, _("Could not create JobMedia record for Volume=\"%s\" Job=%s\n"),
+ dcr->getVolCatName(), jcr->Job);
set_new_volume_parameters(dcr);
stat = false;
goto bail_out;
}
if (!write_block_to_dev(dcr)) {
- if (job_canceled(jcr) || jcr->get_JobType() == JT_SYSTEM) {
+ if (job_canceled(jcr) || jcr->getJobType() == JT_SYSTEM) {
stat = false;
} else {
stat = fixup_device_block_write_error(dcr);
empty_block(block);
return true;
#endif
+ if (job_canceled(jcr)) {
+ return false;
+ }
+
ASSERT(block->binbuf == ((uint32_t) (block->bufp - block->buf)));
- ASSERT(dev->is_open());
+
+ wlen = block->binbuf;
+ if (wlen <= WRITE_BLKHDR_LENGTH) { /* Does block have data in it? */
+ Dmsg0(100, "return write_block_to_dev no data to write\n");
+ return true;
+ }
/* dump_block(block, "before write"); */
if (dev->at_weot()) {
Dmsg0(100, "return write_block_to_dev with ST_WEOT\n");
dev->dev_errno = ENOSPC;
- Jmsg0(jcr, M_FATAL, 0, _("Cannot write block. Device at EOM.\n"));
+ Jmsg1(jcr, M_FATAL, 0, _("Cannot write block. Device at EOM. dev=%s\n"), dev->print_name());
return false;
}
if (!dev->can_append()) {
dev->dev_errno = EIO;
- Jmsg(jcr, M_FATAL, 0, _("Attempt to write on read-only Volume.\n"));
+ Jmsg1(jcr, M_FATAL, 0, _("Attempt to write on read-only Volume. dev=%s\n"), dev->print_name());
return false;
}
- wlen = block->binbuf;
- if (wlen <= WRITE_BLKHDR_LENGTH) { /* Does block have data in it? */
- Dmsg0(100, "return write_block_to_dev no data to write\n");
- return true;
+
+ if (!dev->is_open()) {
+ Jmsg1(jcr, M_FATAL, 0, _("Attempt to write on closed device=%s\n"), dev->print_name());
+ return false;
}
/*
* Clear to the end of the buffer if it is not full,
}
}
- ser_block_header(block);
+ ser_block_header(block, dev->do_checksum());
/* Limit maximum Volume size to value specified by user */
hit_max1 = (dev->max_volume_size > 0) &&
}
if (dev->dev_errno == ENOSPC) {
Jmsg(jcr, M_INFO, 0, _("End of Volume \"%s\" at %u:%u on device %s. Write of %u bytes got %d.\n"),
- dev->VolCatInfo.VolCatName,
+ dev->getVolCatName(),
dev->file, dev->block_num, dev->print_name(), wlen, stat);
}
if (debug_level >= 100) {
* If we wrote block and the block numbers don't agree
* we have a possible problem.
*/
-#ifdef xxx
- if (lblock->VolSessionId == block->VolSessionId &&
- lblock->VolSessionTime == block->VolSessionTime &&
- lblock->BlockNumber+1 != block->BlockNumber) {
-#endif
if (lblock->BlockNumber != dev->LastBlock) {
- Jmsg(jcr, M_ERROR, 0, _(
+ if (dev->LastBlock > (lblock->BlockNumber + 1)) {
+ Jmsg(jcr, M_FATAL, 0, _(
+"Re-read of last block: block numbers differ by more than one.\n"
+"Probable tape misconfiguration and data loss. Read block=%u Want block=%u.\n"),
+ lblock->BlockNumber, dev->LastBlock);
+ } else {
+ Jmsg(jcr, M_ERROR, 0, _(
"Re-read of last block OK, but block numbers differ. Read block=%u Want block=%u.\n"),
- lblock->BlockNumber, dev->LastBlock);
+ lblock->BlockNumber, dev->LastBlock);
+ }
} else {
Jmsg(jcr, M_INFO, 0, _("Re-read of last block succeeded.\n"));
}
if (!dir_create_jobmedia_record(dcr)) {
Dmsg0(190, "Error from create JobMedia\n");
dev->dev_errno = EIO;
- Jmsg(dcr->jcr, M_FATAL, 0, _("Could not create JobMedia record for Volume=\"%s\" Job=%s\n"),
- dcr->VolCatInfo.VolCatName, dcr->jcr->Job);
+ Jmsg2(dcr->jcr, M_FATAL, 0, _("Could not create JobMedia record for Volume=\"%s\" Job=%s\n"),
+ dcr->getVolCatName(), dcr->jcr->Job);
ok = false;
}
dcr->block->write_failed = true;
if (!dir_create_jobmedia_record(dcr)) {
Dmsg0(190, "Error from create_job_media.\n");
dev->dev_errno = EIO;
- Jmsg(jcr, M_FATAL, 0, _("Could not create JobMedia record for Volume=\"%s\" Job=%s\n"),
- dcr->VolCatInfo.VolCatName, jcr->Job);
+ Jmsg2(jcr, M_FATAL, 0, _("Could not create JobMedia record for Volume=\"%s\" Job=%s\n"),
+ dcr->getVolCatName(), jcr->Job);
terminate_writing_volume(dcr);
dev->dev_errno = EIO;
return false;
Dmsg1(100, "Cannot get free space on the device ERR=%s.\n", dev->errmsg);
Jmsg(jcr, M_FATAL, 0, _("End of Volume \"%s\" at %u:%u on device %s "
"(part_size=%s, free_space=%s, free_space_errno=%d, errmsg=%s).\n"),
- dev->VolCatInfo.VolCatName,
+ dev->getVolCatName(),
dev->file, dev->block_num, dev->print_name(),
edit_uint64_with_commas(dev->part_size, ed1), edit_uint64_with_commas(dev->free_space, ed2),
dev->free_space_errno, dev->errmsg);
Dmsg0(100, "==== Just enough free space on the device to write the current part...\n");
Jmsg(jcr, M_INFO, 0, _("End of Volume \"%s\" at %u:%u on device %s "
"(part_size=%s, free_space=%s, free_space_errno=%d).\n"),
- dev->VolCatInfo.VolCatName,
+ dev->getVolCatName(),
dev->file, dev->block_num, dev->print_name(),
edit_uint64_with_commas(dev->part_size, ed1), edit_uint64_with_commas(dev->free_space, ed2),
dev->free_space_errno);
DEVICE *dev = dcr->dev;
DEV_BLOCK *block = dcr->block;
+ if (job_canceled(jcr)) {
+ return false;
+ }
ASSERT(dev->is_open());
if (dev->at_eot()) {
dcr->EndBlock = dev->EndBlock;
dcr->EndFile = dev->EndFile;
} else {
- uint32_t len = block->read_len;
- if (len > block->block_len) {
- len = block->block_len;
- }
+ /* We need to take care about a short block in EndBlock/File
+ * computation
+ */
+ uint32_t len = MIN(block->read_len, block->block_len);
uint64_t addr = dev->file_addr + len - 1;
dcr->EndBlock = (uint32_t)addr;
dcr->EndFile = (uint32_t)(addr >> 32);