static bool write_spool_header(DCR *dcr)
{
spool_hdr hdr;
ssize_t status;
DEV_BLOCK *block = dcr->block;
JCR *jcr = dcr->jcr;
hdr.FirstIndex = block->FirstIndex;
hdr.LastIndex = block->LastIndex;
hdr.len = block->binbuf;
/* Write header */
for (int retry = 0; retry <= 1; retry++) {
status = write(dcr->spool_fd, (char*)&hdr, sizeof(hdr));
if (status == -1) {
berrno be;
Jmsg(jcr, M_FATAL, 0, _("Error writing header to spool file. ERR=%s\n"), be.bstrerror());
jcr->forceJobStatus(JS_FatalError); /* override any Incomplete */
}
if (status != (ssize_t)sizeof(hdr)) {
Jmsg(jcr, M_ERROR, 0, _("Error writing header to spool file."
" Disk probably full. Attempting recovery. Wanted to write=%d got=%d\n"),
(int)status, (int)sizeof(hdr));
/* If we wrote something, truncate it, then despool */
if (status != -1) {
#if defined(HAVE_WIN32)
boffset_t pos = _lseeki64(dcr->spool_fd, (__int64)0, SEEK_CUR);
#else
boffset_t pos = lseek(dcr->spool_fd, 0, SEEK_CUR);
#endif
if (ftruncate(dcr->spool_fd, pos - status) != 0) {
berrno be;
Jmsg(dcr->jcr, M_ERROR, 0, _("Ftruncate spool file failed: ERR=%s\n"), be.bstrerror());
/* Note, try continuing despite ftruncate problem */
}
}
if (!despool_data(dcr, false)) {
Jmsg(jcr, M_FATAL, 0, _("Fatal despooling error."));
jcr->forceJobStatus(JS_FatalError); /* override any Incomplete */
return false;
}
continue; /* try again */
}
return true;
}
Jmsg(jcr, M_FATAL, 0, _("Retrying after header spooling error failed.\n"));
jcr->forceJobStatus(JS_FatalError); /* override any Incomplete */
return false;
}
static bool write_spool_data(DCR *dcr)
{
ssize_t status;
DEV_BLOCK *block = dcr->block;
JCR *jcr = dcr->jcr;
/* Write data */
for (int retry = 0; retry <= 1; retry++) {
status = write(dcr->spool_fd, block->buf, (size_t)block->binbuf);
if (status == -1) {
berrno be;
Jmsg(jcr, M_FATAL, 0, _("Error writing data to spool file. ERR=%s\n"), be.bstrerror());
jcr->forceJobStatus(JS_FatalError); /* override any Incomplete */
}
if (status != (ssize_t)block->binbuf) {
/*
* If we wrote something, truncate it and the header, then despool
*/
if (status != -1) {
#if defined(HAVE_WIN32)
boffset_t pos = _lseeki64(dcr->spool_fd, (__int64)0, SEEK_CUR);
#else
boffset_t pos = lseek(dcr->spool_fd, 0, SEEK_CUR);
#endif
if (ftruncate(dcr->spool_fd, pos - status - sizeof(spool_hdr)) != 0) {
berrno be;
Jmsg(dcr->jcr, M_ERROR, 0, _("Ftruncate spool file failed: ERR=%s\n"), be.bstrerror());
/* Note, try continuing despite ftruncate problem */
}
}
if (!despool_data(dcr, false)) {
Jmsg(jcr, M_FATAL, 0, _("Fatal despooling error."));
jcr->forceJobStatus(JS_FatalError); /* override any Incomplete */
return false;
}
if (!write_spool_header(dcr)) {
return false;
}
continue; /* try again */
}
return true;
}
Jmsg(jcr, M_FATAL, 0, _("Retrying after data spooling error failed.\n"));
jcr->forceJobStatus(JS_FatalError); /* override any Incomplete */
return false;
}
bool commit_data_spool(DCR *dcr)
{
bool status;
if (dcr->spooling) {
Dmsg0(100, "Committing spooled data\n");
status = despool_data(dcr, true /*commit*/);
if (!status) {
Dmsg1(100, _("Bad return from despool WroteVol=%d\n"), dcr->WroteVol);
close_data_spool_file(dcr);
return false;
}
return close_data_spool_file(dcr);
}
return true;
}
static bool write_spool_header(DCR *dcr)
{
spool_hdr hdr;
ssize_t stat;
DEV_BLOCK *block = dcr->block;
hdr.FirstIndex = block->FirstIndex;
hdr.LastIndex = block->LastIndex;
hdr.len = block->binbuf;
/* Write header */
for (int retry=0; retry<=1; retry++) {
stat = write(dcr->spool_fd, (char*)&hdr, sizeof(hdr));
if (stat == -1) {
berrno be;
Jmsg(dcr->jcr, M_FATAL, 0, _("Error writing header to spool file. ERR=%s\n"),
be.bstrerror());
}
if (stat != (ssize_t)sizeof(hdr)) {
/* If we wrote something, truncate it, then despool */
if (stat != -1) {
#if defined(HAVE_WIN32)
boffset_t pos = _lseeki64(dcr->spool_fd, (__int64)0, SEEK_CUR);
#else
boffset_t pos = lseek(dcr->spool_fd, 0, SEEK_CUR);
#endif
if (ftruncate(dcr->spool_fd, pos - stat) != 0) {
berrno be;
Jmsg(dcr->jcr, M_ERROR, 0, _("Ftruncate spool file failed: ERR=%s\n"),
be.bstrerror());
/* Note, try continuing despite ftruncate problem */
}
}
if (!despool_data(dcr, false)) {
Jmsg(dcr->jcr, M_FATAL, 0, _("Fatal despooling error."));
return false;
}
continue; /* try again */
}
return true;
}
Jmsg(dcr->jcr, M_FATAL, 0, _("Retrying after header spooling error failed.\n"));
return false;
}
/*
* Write a block to the spool file
*
* Returns: true on success or EOT
* false on hard error
*/
bool write_block_to_spool_file(DCR *dcr)
{
uint32_t wlen, hlen; /* length to write */
bool despool = false;
DEV_BLOCK *block = dcr->block;
if (job_canceled(dcr->jcr)) {
return false;
}
ASSERT(block->binbuf == ((uint32_t) (block->bufp - block->buf)));
if (block->binbuf <= WRITE_BLKHDR_LENGTH) { /* Does block have data in it? */
return true;
}
hlen = sizeof(spool_hdr);
wlen = block->binbuf;
P(dcr->dev->spool_mutex);
dcr->job_spool_size += hlen + wlen;
dcr->dev->spool_size += hlen + wlen;
if ((dcr->max_job_spool_size > 0 && dcr->job_spool_size >= dcr->max_job_spool_size) ||
(dcr->dev->max_spool_size > 0 && dcr->dev->spool_size >= dcr->dev->max_spool_size)) {
despool = true;
}
V(dcr->dev->spool_mutex);
P(mutex);
spool_stats.data_size += hlen + wlen;
if (spool_stats.data_size > spool_stats.max_data_size) {
spool_stats.max_data_size = spool_stats.data_size;
}
V(mutex);
if (despool) {
char ec1[30], ec2[30];
if (dcr->max_job_spool_size > 0) {
Jmsg(dcr->jcr, M_INFO, 0, _("User specified Job spool size reached: "
"JobSpoolSize=%s MaxJobSpoolSize=%s\n"),
edit_uint64_with_commas(dcr->job_spool_size, ec1),
edit_uint64_with_commas(dcr->max_job_spool_size, ec2));
} else {
Jmsg(dcr->jcr, M_INFO, 0, _("User specified Device spool size reached: "
"DevSpoolSize=%s MaxDevSpoolSize=%s\n"),
edit_uint64_with_commas(dcr->dev->spool_size, ec1),
edit_uint64_with_commas(dcr->dev->max_spool_size, ec2));
}
if (!despool_data(dcr, false)) {
Pmsg0(000, _("Bad return from despool in write_block.\n"));
return false;
}
/* Despooling cleared these variables so reset them */
P(dcr->dev->spool_mutex);
dcr->job_spool_size += hlen + wlen;
dcr->dev->spool_size += hlen + wlen;
V(dcr->dev->spool_mutex);
Jmsg(dcr->jcr, M_INFO, 0, _("Spooling data again ...\n"));
}
if (!write_spool_header(dcr)) {
return false;
}
if (!write_spool_data(dcr)) {
return false;
}
Dmsg2(800, "Wrote block FI=%d LI=%d\n", block->FirstIndex, block->LastIndex);
empty_block(block);
return true;
}
