Fix error determin backup partition.

conf/rcopy.conf.sample

@@ -46,7 +46,11 @@ hosts_base_dir=$crontab_base_dir/hosts
 
 extern_usb_disk=false
 extern_sata_disk=false
+
+# - A separate disk for backups that must be mounted for the backup process.
+# -
 intern_disk=false
+
 # - remote_disk
 # -
 # -    - You need a fstab-entry in order to mount the backup partition
@@ -75,24 +79,30 @@ backup_partition_name=backup
 #mount_flags="-o user_xattr,acl,barrier=1"
 mount_flags=""
 
-if $extern_usb_disk || $extern_sata_disk ; then
 
-   backup_partition=
-   backup_raw_partition=
-   disk_identifier=
-   _found=false
+backup_partition=
+disk_identifier=
+_found=false
+
+if $crypto_backup_device ; then
+
+   backup_raw_partition=$_backup_partition
+   backup_partition="/dev/mapper/${backup_partition_name}"
+
+elif $extern_usb_disk || $extern_sata_disk || intern_disk ; then
 
    ## - In case of unencrypted (and labeled) extern backup disc
    ## -
    if [ -d "/dev/disk/by-label" ]; then
       backup_partition=$(realpath /dev/disk/by-label/`ls /dev/disk/by-label | grep $base_label_name`)
-      [[ "X" != "X$backup_raw_partition" ]] && _found=true
+      [[ "X" != "X$backup_partition" ]] && _found=true
    fi
 
    ## - Otherwise, assuming the backup disc is the alphabetic last attached device
    ## - in device list
    ## -
    if ! $_found ; then
+
       for file in `ls /dev/disk/by-uuid` ; do
          _disk=`basename $(realpath /dev/disk/by-uuid/$file) | grep -e "^sd"`
          [[ "X" = "${_disk}X" ]] && continue
@@ -100,29 +110,20 @@ if $extern_usb_disk || $extern_sata_disk ; then
       done
 
       if [ "X$disk_identifier" = "X" ]; then
+
          ## - Backup device could not be detected, so we will try the (above) given one..
          ## -
-         backup_raw_partition=$_backup_partition
-      else
-         backup_raw_partition=/dev/$disk_identifier
-      fi
+         backup_partition=$_backup_partition
 
-      if $crypto_backup_device ; then
-         backup_partition="/dev/mapper/${backup_partition_name}"
       else
-         backup_partition=$backup_raw_partition
+         backup_partition=/dev/$disk_identifier
       fi
 
    fi
+
 elif $remote_disk ; then
+
    backup_resource="$(grep "$backup_mountpoint" /etc/fstab | grep -v -E "\s*#" | awk '{print$1}' | head -1)"
-elif $intern_disk ; then
-   if $crypto_backup_device ; then
-      backup_raw_partition=$_backup_partition
-      backup_partition="/dev/mapper/${backup_partition_name}"
-   else
-      backup_partition=$_backup_partition
-   fi
 
 fi