Create a copy of the snapshot file

roles/shell/files/usr/local/bin/backup

@@ -13,7 +13,7 @@ then
   TYPE=incremental
 else
   TYPE=full
-  rm -f $BACKUPS/incremental.snapshot
+  rm -f $BACKUPS/*.snapshot
 fi
 
 tar -cz \
@@ -36,16 +36,17 @@ tar -cz \
  /var/lib/znc/configs/ /var/lib/znc/moddata/ \
  /var/spool/cron/ \
  /var/spool/anacron/ \
- -g $BACKUPS/incremental.snapshot \
+ -g $BACKUPS/$TYPE.snapshot \
  -f $BACKUPS/$DATE-$TYPE.tgz
 
 chown root:sudo $BACKUPS/$DATE*.tgz
 chmod 640 $BACKUPS/*.tgz
 
 # Remove dumps and the previous backup once there is another.
-if [ $TYPE = full ] && [ -e $LEVEL0 ]
+if [ $TYPE = full ]
 then
-  rm $LEVEL0 $BACKUPS/*incremental.tgz
+  cp $BACKUPS/full.snapshot $BACKUPS/incremental.snapshot
+  [ -e $LEVEL0 ] && rm $LEVEL0 $BACKUPS/*incremental.tgz
 fi
 
 # Database backup