* Version $Id$
*/
/*
- Copyright (C) 2002-2003 Kern Sibbald and John Walker
+ Copyright (C) 2002-2004 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
dcr->jcr = jcr;
dcr->dev = dev;
dcr->block = new_block(dev);
- dcr->record = new_record();
+ dcr->rec = new_record();
dcr->spool_fd = -1;
dcr->max_spool_size = dev->device->max_spool_size;
+ /* Attach this dcr only if dev is initialized */
+ if (dev->fd != 0 && jcr && jcr->JobType != JT_SYSTEM) {
+ dev->attached_dcrs->append(dcr);
+ }
return dcr;
}
void free_dcr(DCR *dcr)
{
+ JCR *jcr = dcr->jcr;
+ DEVICE *dev = dcr->dev;
+
+ /* Detach this dcr only if the dev is initialized */
+ if (dev->fd != 0 && jcr && jcr->JobType != JT_SYSTEM) {
+ dcr->dev->attached_dcrs->remove(dcr);
+ }
if (dcr->block) {
free_block(dcr->block);
}
- if (dcr->record) {
- free_record(dcr->record);
+ if (dcr->rec) {
+ free_record(dcr->rec);
}
if (dcr->jcr) {
dcr->jcr->dcr = NULL;
* only one reader. We read the Volume label from the block and
* leave the block pointers just after the label.
*
- * Returns: 0 if failed for any reason
- * 1 if successful
+ * Returns: NULL if failed for any reason
+ * dcr if successful
*/
DCR *acquire_device_for_read(JCR *jcr)
{
bool tape_previously_mounted;
bool tape_initially_mounted;
VOL_LIST *vol;
- int autochanger = 0;
+ bool try_autochanger = true;
int i;
DCR *dcr = jcr->dcr;
DEVICE *dev;
for (i=1; i<jcr->CurVolume; i++) {
vol = vol->next;
}
- pm_strcpy(&jcr->VolumeName, vol->VolumeName);
bstrncpy(dcr->VolumeName, vol->VolumeName, sizeof(dcr->VolumeName));
for (i=0; i<5; i++) {
if (job_canceled(jcr)) {
- Mmsg1(&dev->errmsg, _("Job %d canceled.\n"), jcr->JobId);
+ Mmsg1(dev->errmsg, _("Job %d canceled.\n"), jcr->JobId);
goto get_out; /* error return */
}
/*
* If it is a tape, it checks the volume name
*/
for ( ; !(dev->state & ST_OPENED); ) {
- Dmsg1(120, "bstored: open vol=%s\n", jcr->VolumeName);
+ Dmsg1(120, "bstored: open vol=%s\n", dcr->VolumeName);
if (open_dev(dev, dcr->VolumeName, OPEN_READ_ONLY) < 0) {
Jmsg(jcr, M_FATAL, 0, _("Open device %s volume %s failed, ERR=%s\n"),
dev_name(dev), dcr->VolumeName, strerror_dev(dev));
*/
dcr->dev->state &= ~ST_LABEL; /* force reread of label */
Dmsg0(200, "calling read-vol-label\n");
- switch (read_dev_volume_label(jcr, dev, dcr->block)) {
+ switch (read_dev_volume_label(dcr)) {
case VOL_OK:
vol_ok = true;
break; /* got it */
default_path:
tape_previously_mounted = true;
Dmsg0(200, "dir_get_volume_info\n");
- if (!dir_get_volume_info(jcr, GET_VOL_INFO_FOR_READ)) {
+ if (!dir_get_volume_info(dcr, GET_VOL_INFO_FOR_READ)) {
Jmsg1(jcr, M_WARNING, 0, "%s", jcr->errmsg);
}
/* Call autochanger only once unless ask_sysop called */
- if (!autochanger) {
+ if (try_autochanger) {
int stat;
Dmsg2(200, "calling autoload Vol=%s Slot=%d\n",
- jcr->VolumeName, jcr->VolCatInfo.Slot);
- stat = autoload_device(jcr, dev, 0, NULL);
+ dcr->VolumeName, dcr->VolCatInfo.Slot);
+ stat = autoload_device(dcr, 0, NULL);
if (stat > 0) {
- autochanger = 1;
+ try_autochanger = false;
continue;
}
}
/* Mount a specific volume and no other */
Dmsg0(200, "calling dir_ask_sysop\n");
- if (!dir_ask_sysop_to_mount_volume(jcr, dev)) {
+ if (!dir_ask_sysop_to_mount_volume(dcr)) {
goto get_out; /* error return */
}
- autochanger = 0; /* permit using autochanger again */
+ try_autochanger = true; /* permit using autochanger again */
continue; /* try reading again */
} /* end switch */
break;
dev->state &= ~ST_APPEND; /* clear any previous append mode */
dev->state |= ST_READ; /* set read mode */
- attach_jcr_to_device(dev, jcr); /* attach jcr to device */
set_jcr_job_status(jcr, JS_Running);
dir_send_job_status(jcr);
Jmsg(jcr, M_INFO, 0, _("Ready to read from volume \"%s\" on device %s.\n"),
- jcr->VolumeName, dev_name(dev));
+ dcr->VolumeName, dev_name(dev));
get_out:
P(dev->mutex);
*/
DCR *acquire_device_for_append(JCR *jcr)
{
- int release = 0;
+ bool release = false;
bool recycle = false;
bool do_mount = false;
DCR *dcr;
* otherwise mount desired volume obtained from
* dir_find_next_appendable_volume
*/
- pm_strcpy(&jcr->VolumeName, dev->VolHdr.VolName);
bstrncpy(dcr->VolumeName, dev->VolHdr.VolName, sizeof(dcr->VolumeName));
- if (!dir_get_volume_info(jcr, GET_VOL_INFO_FOR_WRITE) &&
- !(dir_find_next_appendable_volume(jcr) &&
- strcmp(dev->VolHdr.VolName, jcr->VolumeName) == 0)) { /* wrong tape mounted */
+ if (!dir_get_volume_info(dcr, GET_VOL_INFO_FOR_WRITE) &&
+ !(dir_find_next_appendable_volume(dcr) &&
+ strcmp(dev->VolHdr.VolName, dcr->VolumeName) == 0)) { /* wrong tape mounted */
if (dev->num_writers != 0) {
DEVICE *d = ((DEVRES *)dev->device)->dev;
uint32_t open_vols = 0;
P(dev->mutex);
unblock_device(dev);
V(dev->mutex);
+ free_dcr(dcr); /* release dcr pointing to old dev */
/* Make new device current device and lock it */
dev = d;
+ dcr = new_dcr(jcr, dev); /* get new dcr for new device */
lock_device(dev);
block_device(dev, BST_DOING_ACQUIRE);
unlock_device(dev);
}
}
/* Wrong tape mounted, release it, then fall through to get correct one */
- release = 1;
+ release = true;
do_mount = true;
} else {
/*
* we do not need to do mount_next_write_volume(), unless
* we need to recycle the tape.
*/
- recycle = strcmp(jcr->VolCatInfo.VolCatStatus, "Recycle") == 0;
+ recycle = strcmp(dcr->VolCatInfo.VolCatStatus, "Recycle") == 0;
if (recycle && dev->num_writers != 0) {
Jmsg(jcr, M_FATAL, 0, _("Cannot recycle volume \"%s\""
" because it is in use by another job.\n"));
}
if (do_mount || recycle) {
- if (!mount_next_write_volume(jcr, dev, dcr->block, release)) {
+ if (!mount_next_write_volume(dcr, release)) {
if (!job_canceled(jcr)) {
/* Reduce "noise" -- don't print if job canceled */
Jmsg(jcr, M_FATAL, 0, _("Could not ready device \"%s\" for append.\n"),
if (jcr->NumVolumes == 0) {
jcr->NumVolumes = 1;
}
- attach_jcr_to_device(dev, jcr); /* attach jcr to device */
set_jcr_job_status(jcr, JS_Running);
dir_send_job_status(jcr);
goto ok_out;
* the device remains open.
*
*/
-int release_device(JCR *jcr)
+bool release_device(JCR *jcr)
{
- DEVICE *dev = jcr->dcr->dev;
+ DCR *dcr = jcr->dcr;
+ DEVICE *dev = dcr->dev;
lock_device(dev);
Dmsg1(100, "release_device device is %s\n", dev_is_tape(dev)?"tape":"disk");
if (dev_state(dev, ST_READ)) {
Dmsg1(100, "There are %d writers in release_device\n", dev->num_writers);
if (dev_state(dev, ST_LABEL)) {
Dmsg0(100, "dir_create_jobmedia_record. Release\n");
- if (!dir_create_jobmedia_record(jcr)) {
- Jmsg(jcr, M_ERROR, 0, _("Could not create JobMedia record for Volume=\"%s\" Job=%s\n"),
- jcr->VolCatInfo.VolCatName, jcr->Job);
+ if (!dir_create_jobmedia_record(dcr)) {
+ Jmsg(jcr, M_FATAL, 0, _("Could not create JobMedia record for Volume=\"%s\" Job=%s\n"),
+ dcr->VolCatInfo.VolCatName, jcr->Job);
}
/* If no more writers, write an EOF */
if (!dev->num_writers && dev_can_write(dev)) {
dev->VolCatInfo.VolCatJobs++; /* increment number of jobs */
/* Note! do volume update before close, which zaps VolCatInfo */
Dmsg0(100, "dir_update_vol_info. Release0\n");
- dir_update_volume_info(jcr, dev, 0); /* send Volume info to Director */
+ dir_update_volume_info(dcr, false); /* send Volume info to Director */
}
if (!dev->num_writers && (!dev_is_tape(dev) || !dev_cap(dev, CAP_ALWAYSOPEN))) {
close_dev(dev);
}
} else {
- Jmsg2(jcr, M_ERROR, 0, _("BAD ERROR: release_device %s, Volume \"%s\" not in use.\n"),
- dev_name(dev), NPRT(jcr->VolumeName));
+ Jmsg2(jcr, M_FATAL, 0, _("BAD ERROR: release_device %s, Volume \"%s\" not in use.\n"),
+ dev_name(dev), NPRT(dcr->VolumeName));
+ Jmsg2(jcr, M_ERROR, 0, _("num_writers=%d state=%x\n"), dev->num_writers, dev->state);
+ }
+
+ /* Fire off Alert command and include any output */
+ if (jcr->device->alert_command) {
+ POOLMEM *alert;
+ int status = 1;
+ BPIPE *bpipe;
+ char line[MAXSTRING];
+ alert = get_pool_memory(PM_FNAME);
+ alert = edit_device_codes(jcr, alert, jcr->device->alert_command, "");
+ bpipe = open_bpipe(alert, 0, "r");
+ if (bpipe) {
+ while (fgets(line, sizeof(line), bpipe->rfd)) {
+ Jmsg(jcr, M_INFO, 0, _("Alert: %s"), line);
+ }
+ status = close_bpipe(bpipe);
+ } else {
+ status = errno;
+ }
+ if (status != 0) {
+ berrno be(status);
+ Jmsg(jcr, M_INFO, 0, _("3997 Bad alert command: %s: ERR=%s.\n"),
+ alert, be.strerror());
+ }
+
+ Dmsg1(400, "alert status=%d\n", status);
+ free_pool_memory(alert);
}
- detach_jcr_from_device(dev, jcr);
if (dev->prev && !dev_state(dev, ST_READ) && !dev->num_writers) {
P(mutex);
unlock_device(dev);
}
free_dcr(jcr->dcr);
jcr->dcr = NULL;
- return 1;
+ return true;
}