kes Define a machine dependent ioctl request type for use with

[bacula/bacula] / bacula / src / stored / mount.c

diff --git a/bacula/src/stored/mount.c b/bacula/src/stored/mount.c
index b4aa2e26aecb76175b5565b064cab3877ee76be8..efb76029d654fc00e9150ee54c23ea5754589972 100644 (file)
--- a/bacula/src/stored/mount.c
+++ b/bacula/src/stored/mount.c
@@ -20,7 +20,7 @@
    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.
@@ -69,6 +69,7 @@ bool DCR::mount_next_write_volume()
 {
    int retry = 0;
    bool ask = false, recycle, autochanger;
+   bool do_find = true;
    int mode;
    DCR *dcr = this;
 
@@ -104,12 +105,19 @@ mount_next_vol:
    }
    recycle = false;
 
+   if (retry >= 2) {
+      do_find = false; 
+   }
+
    if (dev->must_unload()) {
       ask = true;                     /* ask operator to mount tape */
+      do_find = true;                 /* re-find a volume after unload */
    }
-   do_swapping(true /*writing*/);
+   do_unload();
+   do_swapping(true /*is_writing*/);
+   do_load(true /*is_writing*/);
 
-   if (retry < 2 && !find_a_volume()) {
+   if (do_find && !find_a_volume()) {
       goto no_lock_bail_out;
    }
 
@@ -136,7 +144,7 @@ mount_next_vol:
    } else {
       autochanger = false;
       VolCatInfo.Slot = 0;
-      ask = true;
+      ask = retry >= 2;
    }
    Dmsg1(150, "autoload_dev returns %d\n", autochanger);
    /*
@@ -366,7 +374,7 @@ int DCR::check_volume_label(bool &ask, bool &autochanger)
       VOLUME_CAT_INFO dcrVolCatInfo, devVolCatInfo;
       char saveVolumeName[MAX_NAME_LENGTH];
 
-      Dmsg1(150, "Vol NAME Error Name=%s\n", VolumeName);
+      Dmsg2(150, "Vol NAME Error Have=%s, want=%s\n", dev->VolHdr.VolumeName, VolumeName);
       if (dev->is_volume_to_unload()) {
          ask = true;
          goto check_next_volume;
@@ -486,7 +494,6 @@ check_read_volume:
 
 bool DCR::is_suitable_volume_mounted()
 {
-
    /* Volume mounted? */
    if (dev->VolHdr.VolumeName[0] == 0 || dev->swap_dev || dev->must_unload()) {
       return false;                      /* no */
@@ -495,12 +502,30 @@ bool DCR::is_suitable_volume_mounted()
    return dir_get_volume_info(this, GET_VOL_INFO_FOR_WRITE);
 }
 
-void DCR::do_swapping(bool is_writing)
+bool DCR::do_unload()
 {
    if (dev->must_unload()) {
       Dmsg1(100, "must_unload release %s\n", dev->print_name());
       release_volume();
    }
+   return false;
+}
+
+bool DCR::do_load(bool is_writing)
+{
+   if (dev->must_load()) {
+      Dmsg1(100, "Must load %s\n", dev->print_name());
+      if (autoload_device(this, is_writing, NULL) > 0) {
+         dev->clear_load();
+         return true;
+      }
+      return false;
+   }
+   return true;
+}
+
+void DCR::do_swapping(bool is_writing)
+{
    /*
     * See if we are asked to swap the Volume from another device
     *  if so, unload the other device here, and attach the
@@ -517,17 +542,12 @@ void DCR::do_swapping(bool is_writing)
       }
       if (dev->vol) {
          dev->vol->clear_swapping();
+         Dmsg1(100, "=== set in_use vol=%s\n", dev->vol->vol_name);
          dev->vol->set_in_use();
          dev->VolHdr.VolumeName[0] = 0;  /* don't yet have right Volume */
       }
       dev->swap_dev = NULL;
    }
-   if (dev->must_load()) {
-      Dmsg1(100, "Must load %s\n", dev->print_name());
-      if (autoload_device(this, is_writing, NULL) > 0) {
-         dev->clear_load();
-      }
-   }
 }
 
 
@@ -698,7 +718,7 @@ void DCR::release_volume()
 
    if (WroteVol) {
       Jmsg0(jcr, M_ERROR, 0, _("Hey!!!!! WroteVol non-zero !!!!!\n"));
-      Dmsg0(190, "Hey!!!!! WroteVol non-zero !!!!!\n");
+      Pmsg0(190, "Hey!!!!! WroteVol non-zero !!!!!\n");
    }
    /*
     * First erase all memory of the current volume