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

diff --git a/bacula/src/stored/autochanger.c b/bacula/src/stored/autochanger.c
index 07596604de08243cb8509afc3e2d5cb7fba2417e..e798d9fa6865ae4d5fbfb10ca420ccd7ef9f9199 100644 (file)
--- a/bacula/src/stored/autochanger.c
+++ b/bacula/src/stored/autochanger.c
@@ -1,7 +1,7 @@
 /*
    Bacula® - The Network Backup Solution
 
-   Copyright (C) 2002-2007 Free Software Foundation Europe e.V.
+   Copyright (C) 2002-2008 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.
@@ -118,16 +118,19 @@ int autoload_device(DCR *dcr, int writing, BSOCK *dir)
    POOLMEM *changer;
 
    if (!dev->is_autochanger()) {
-      Dmsg1(200, "Device %s is not an autochanger\n", dev->print_name());
+      Dmsg1(100, "Device %s is not an autochanger\n", dev->print_name());
       return 0;
    }
 
    /* An empty ChangerCommand => virtual disk autochanger */
    if (dcr->device->changer_command && dcr->device->changer_command[0] == 0) {
+      Dmsg0(100, "ChangerCommand=0, virtual disk changer\n");
       return 1;                       /* nothing to load */
    }
 
    slot = dcr->VolCatInfo.InChanger ? dcr->VolCatInfo.Slot : 0;
+   Dmsg3(100, "autoload: slot=%d InChgr=%d Vol=%s\n", dcr->VolCatInfo.Slot,
+         dcr->VolCatInfo.InChanger, dcr->VolCatInfo.VolCatName);
    /*
     * Handle autoloaders here.  If we cannot autoload it, we
     *  will return 0 so that the sysop will be asked to load it.
@@ -136,6 +139,7 @@ int autoload_device(DCR *dcr, int writing, BSOCK *dir)
       if (dir) {
          return 0;                    /* For user, bail out right now */
       }
+      /* ***FIXME*** this really should not be here */
       if (dir_find_next_appendable_volume(dcr)) {
          slot = dcr->VolCatInfo.InChanger ? dcr->VolCatInfo.Slot : 0;
       } else {
@@ -183,7 +187,7 @@ int autoload_device(DCR *dcr, int writing, BSOCK *dir)
           * Load the desired cassette
           */
          lock_changer(dcr);
-         Dmsg1(100, "Doing changer load slot %d\n", slot);
+         Dmsg2(100, "Doing changer load slot %d %s\n", slot, dev->print_name());
          Jmsg(jcr, M_INFO, 0,
               _("3304 Issuing autochanger \"load slot %d, drive %d\" command.\n"),
               slot, drive);
@@ -248,7 +252,7 @@ int get_autochanger_loaded_slot(DCR *dcr)
       return -1;
    }
    if (!dcr->device->changer_command) {
-      Jmsg(jcr, M_FATAL, 0, _("3992 Missing Changer command.\n"));
+//    Jmsg(jcr, M_FATAL, 0, _("3992 Missing Changer command.\n"));
       return -1;
    }
    if (dev->Slot > 0) {
@@ -334,6 +338,7 @@ bool unload_autochanger(DCR *dcr, int loaded)
 
    /* Virtual disk autochanger */
    if (dcr->device->changer_command[0] == 0) {
+      dev->clear_unload();
       return true;
    }
 
@@ -367,10 +372,12 @@ bool unload_autochanger(DCR *dcr, int loaded)
       } else {
          dev->Slot = 0;            /* nothing loaded */
       }
+      unlock_changer(dcr);
+
       free_volume(dev);            /* Free any volume associated with this drive */
       free_pool_memory(changer);
-      unlock_changer(dcr);
    }
+   dev->clear_unload();
    return ok;
 }
 
@@ -380,14 +387,9 @@ bool unload_autochanger(DCR *dcr, int loaded)
 static bool unload_other_drive(DCR *dcr, int slot)
 {
    DEVICE *dev = NULL;
-   DEVICE *save_dev;
-   JCR *jcr = dcr->jcr;
-   int save_slot;
-   uint32_t timeout = dcr->device->max_changer_wait;
-   bool ok = true;
+   bool found = false;
    AUTOCHANGER *changer = dcr->dev->device->changer_res;
    DEVRES *device;
-   bool found = false;
    int retries = 0;                /* wait for device retries */
 
    if (!changer) {
@@ -421,36 +423,50 @@ static bool unload_other_drive(DCR *dcr, int slot)
       }
       break;
    }
-   dev->dlock();
    if (dev->is_busy()) {
-      Jmsg(jcr, M_WARNING, 0, _("Volume \"%s\" is in use by device %s\n"),
+      Jmsg(dcr->jcr, M_WARNING, 0, _("Volume \"%s\" is in use by device %s\n"),
            dcr->VolumeName, dev->print_name());
       Dmsg4(100, "Vol %s for dev=%s is busy dev=%s slot=%d\n",
-           dcr->VolumeName, dcr->dev->print_name(), dev->print_name(), slot);
-      Dmsg2(100, "num_writ=%d reserv=%d\n", dev->num_writers, dev->reserved_device);
-      dev->dunlock();
+           dcr->VolumeName, dcr->dev->print_name(), dev->print_name(), dev->Slot);
+      Dmsg2(100, "num_writ=%d reserv=%d\n", dev->num_writers, dev->num_reserved());
+      return false;
+   }
+   return unload_dev(dcr, dev);
+}
+
+bool unload_dev(DCR *dcr, DEVICE *dev)
+{
+   JCR *jcr = dcr->jcr;
+   bool ok = true;
+   uint32_t timeout = dcr->device->max_changer_wait;
+   AUTOCHANGER *changer = dcr->dev->device->changer_res;
+   DEVICE *save_dev;
+   int save_slot;
+
+   if (!changer || dev->Slot <= 0) {
       return false;
    }
+   dev->dlock();
 
    POOLMEM *changer_cmd = get_pool_memory(PM_FNAME);
    POOL_MEM results(PM_MESSAGE);
    lock_changer(dcr);
    Jmsg(jcr, M_INFO, 0,
         _("3307 Issuing autochanger \"unload slot %d, drive %d\" command.\n"),
-        slot, dev->drive_index);
+        dev->Slot, dev->drive_index);
 
    Dmsg2(100, "Issuing autochanger \"unload slot %d, drive %d\" command.\n",
-        slot, dev->drive_index);
+        dev->Slot, dev->drive_index);
 
    save_dev = dcr->dev;
    dcr->dev = dev;
    save_slot = dcr->VolCatInfo.Slot;
-   dcr->VolCatInfo.Slot = slot;
+   dcr->VolCatInfo.Slot = dev->Slot;
    changer_cmd = edit_device_codes(dcr, changer_cmd, 
                 dcr->device->changer_command, "unload");
    dev->close();
    Dmsg2(200, "close dev=%s reserve=%d\n", dev->print_name(), 
-      dev->reserved_device);
+      dev->num_reserved());
    Dmsg1(100, "Run program=%s\n", changer_cmd);
    int stat = run_program_full_output(changer_cmd, timeout, results.addr());
    dcr->VolCatInfo.Slot = save_slot;
@@ -459,19 +475,22 @@ static bool unload_other_drive(DCR *dcr, int slot)
       berrno be;
       be.set_errno(stat);
       Jmsg(jcr, M_INFO, 0, _("3995 Bad autochanger \"unload slot %d, drive %d\": ERR=%s.\n"),
-              slot, dev->drive_index, be.bstrerror());
+              dev->Slot, dev->drive_index, be.bstrerror());
 
       Dmsg3(100, "Bad autochanger \"unload slot %d, drive %d\": ERR=%s.\n",
-              slot, dev->drive_index, be.bstrerror());
+              dev->Slot, dev->drive_index, be.bstrerror());
       ok = false;
       dev->Slot = -1;          /* unknown */
    } else {
+      Dmsg2(100, "Slot %d unloaded %s\n", dev->Slot, dev->print_name());
       dev->Slot = 0;           /* nothing loaded */
-      Dmsg0(100, "Slot unloaded\n");
    }
-   free_volume(dev);               /* Free any volume associated with this drive */
+   dev->clear_unload();
    unlock_changer(dcr);
+
    dev->dunlock();
+
+   free_volume(dev);               /* Free any volume associated with this drive */
    free_pool_memory(changer_cmd);
    return ok;
 }