/*
Bacula® - The Network Backup Solution
- Copyright (C) 2000-2007 Free Software Foundation Europe e.V.
+ Copyright (C) 2000-2009 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
+ modify it under the terms of version three of the GNU Affero General Public
License as published by the Free Software Foundation and included
in the file LICENSE.
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
+ You should have received a copy of the GNU Affero 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.
+ Bacula® is a registered trademark of Kern Sibbald.
The licensor of Bacula is the Free Software Foundation Europe
(FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
Switzerland, email:ftf@fsfeurope.org.
#include "bacula.h" /* pull in global headers */
#include "stored.h" /* pull in Storage Deamon headers */
-//static bool double_jcr_wait_time(JCR *jcr);
-
+const int dbglvl = 400;
/*
* Wait for SysOp to mount a tape on a specific device
JCR *jcr = dcr->jcr;
dev->dlock();
- Dmsg1(100, "Enter blocked=%s\n", dev->print_blocked());
- unmounted = is_device_unmounted(dev);
+ Dmsg1(dbglvl, "Enter blocked=%s\n", dev->print_blocked());
+ /*
+ * Since we want to mount a tape, make sure current one is
+ * not marked as using this drive.
+ */
+ volume_unused(dcr);
+
+ unmounted = dev->is_device_unmounted();
dev->poll = false;
/*
* Wait requested time (dev->rem_wait_sec). However, we also wake up every
}
if (!unmounted) {
- Dmsg1(400, "blocked=%s\n", dev->print_blocked());
+ Dmsg1(dbglvl, "blocked=%s\n", dev->print_blocked());
dev->dev_prev_blocked = dev->blocked();
dev->set_blocked(BST_WAITING_FOR_SYSOP); /* indicate waiting for mount */
}
for ( ; !job_canceled(jcr); ) {
- time_t now, start;
+ time_t now, start, total_waited;
gettimeofday(&tv, &tz);
timeout.tv_nsec = tv.tv_usec * 1000;
timeout.tv_sec = tv.tv_sec + add_wait;
- Dmsg4(400, "I'm going to sleep on device %s. HB=%d wait=%d add_wait=%d\n",
- dev->print_name(), (int)me->heartbeat_interval, dev->wait_sec, add_wait);
+ Dmsg4(dbglvl, "I'm going to sleep on device %s. HB=%d rem_wait=%d add_wait=%d\n",
+ dev->print_name(), (int)me->heartbeat_interval, dev->rem_wait_sec, add_wait);
start = time(NULL);
+
/* Wait required time */
stat = pthread_cond_timedwait(&dev->wait_next_vol, &dev->m_mutex, &timeout);
- Dmsg2(400, "Wokeup from sleep on device stat=%d blocked=%s\n", stat,
- dev->print_blocked());
+ Dmsg2(dbglvl, "Wokeup from sleep on device stat=%d blocked=%s\n", stat,
+ dev->print_blocked());
now = time(NULL);
+ total_waited = now - first_start;
dev->rem_wait_sec -= (now - start);
/* Note, this always triggers the first time. We want that. */
/* send heartbeats */
if (jcr->file_bsock) {
jcr->file_bsock->signal(BNET_HEARTBEAT);
- Dmsg0(400, "Send heartbeat to FD.\n");
+ Dmsg0(dbglvl, "Send heartbeat to FD.\n");
}
if (jcr->dir_bsock) {
jcr->dir_bsock->signal(BNET_HEARTBEAT);
break;
}
-
if (dev->rem_wait_sec <= 0) { /* on exceeding wait time return */
- Dmsg0(400, "Exceed wait time.\n");
+ Dmsg0(dbglvl, "Exceed wait time.\n");
stat = W_TIMEOUT;
break;
}
/*
* Check if user unmounted the device while we were waiting
*/
- unmounted = is_device_unmounted(dev);
+ unmounted = dev->is_device_unmounted();
if (!unmounted && dev->vol_poll_interval &&
- (now - first_start >= dev->vol_poll_interval)) {
- Dmsg1(400, "In wait blocked=%s\n", dev->print_blocked());
+ (total_waited >= dev->vol_poll_interval)) {
+ Dmsg1(dbglvl, "poll return in wait blocked=%s\n", dev->print_blocked());
dev->poll = true; /* returning a poll event */
stat = W_POLL;
break;
* Check if user mounted the device while we were waiting
*/
if (dev->blocked() == BST_MOUNT) { /* mount request ? */
+ Dmsg0(dbglvl, "Mounted return.\n");
stat = W_MOUNT;
break;
}
* If we did not timeout, then some event happened, so
* return to check if state changed.
*/
- if (stat != 0) {
+ if (stat != ETIMEDOUT) {
+ berrno be;
+ Dmsg2(dbglvl, "Wake return. stat=%d. ERR=%s\n", stat, be.bstrerror(stat));
stat = W_WAKE; /* someone woke us */
break;
}
/*
* At this point, we know we woke up because of a timeout,
- * that was due to a heartbeat, so we just update
- * the wait counters and continue.
+ * that was due to a heartbeat, because any other reason would
+ * have caused us to return, so update the wait counters and continue.
*/
- add_wait = dev->wait_sec - (now - start);
- if (add_wait < 0) {
- add_wait = 0;
- }
+ add_wait = dev->rem_wait_sec;
if (me->heartbeat_interval && add_wait > me->heartbeat_interval) {
add_wait = me->heartbeat_interval;
}
+ /* If the user did not unmount the tape and we are polling, ensure
+ * that we poll at the correct interval.
+ */
+ if (!unmounted && dev->vol_poll_interval &&
+ add_wait > dev->vol_poll_interval - total_waited) {
+ add_wait = dev->vol_poll_interval - total_waited;
+ }
+ if (add_wait < 0) {
+ add_wait = 0;
+ }
}
if (!unmounted) {
dev->set_blocked(dev->dev_prev_blocked); /* restore entry state */
- Dmsg1(400, "set %s\n", dev->print_blocked());
+ Dmsg1(dbglvl, "set %s\n", dev->print_blocked());
}
- Dmsg1(400, "Exit blocked=%s\n", dev->print_blocked());
+ Dmsg1(dbglvl, "Exit blocked=%s\n", dev->print_blocked());
dev->dunlock();
return stat;
}
const int max_wait_time = 1 * 60; /* wait 1 minute */
char ed1[50];
- Dmsg0(100, "Enter wait_for_device\n");
+ Dmsg0(dbglvl, "Enter wait_for_device\n");
P(device_release_mutex);
if (++retries % 5 == 0) {
timeout.tv_nsec = tv.tv_usec * 1000;
timeout.tv_sec = tv.tv_sec + max_wait_time;
- Dmsg1(100, "JobId=%u going to wait for a device.\n", (uint32_t)jcr->JobId);
+ Dmsg0(dbglvl, "Going to wait for a device.\n");
/* Wait required time */
stat = pthread_cond_timedwait(&wait_device_release, &device_release_mutex, &timeout);
- Dmsg2(100, "JobId=%u wokeup from sleep on device stat=%d\n", (uint32_t)jcr->JobId, stat);
+ Dmsg1(dbglvl, "Wokeup from sleep on device stat=%d\n", stat);
V(device_release_mutex);
- Dmsg2(100, "JobId=%u return from wait_device ok=%d\n", (uint32_t)jcr->JobId, ok);
+ Dmsg1(dbglvl, "Return from wait_device ok=%d\n", ok);
return ok;
}