--- a/bin/expand-zone	Thu Mar 15 18:33:36 2012 +0200
+++ b/bin/expand-zone	Thu Mar 15 18:33:59 2012 +0200
@@ -56,9 +56,6 @@
     parser.add_option('--serial',               metavar='FILE',
             help="Read/expand serial from given .serial file")
 
-    parser.add_option('--update-serial',        action='store_true',
-            help="Update serial in given .serial file")
-
     # defaults
     parser.set_defaults(
         loglevel            = logging.WARN,
@@ -109,74 +106,17 @@
         # open
         return codecs.open(path, mode, charset)
 
-def process_serial (path, update=False) :
+def process_serial (path) :
     """
-        Update/process new serial number from given file, based on date.
+        Use serial number from given file.
 
         Returns the new serial as a string.
     """
 
-    DATE_FMT = '%Y%m%d'
-    DATE_LEN = 8
-
-    SERIAL_FMT = "{date:8}{count:02}"
-    SERIAL_LEN = 10
-
-    if os.path.exists(path) :
-        # read current
-        serial = open(path).read().strip()
-
-        assert len(serial) == SERIAL_LEN
-
-        old_serial = int(serial)
-
-        old_date = datetime.strptime(serial[:DATE_LEN], DATE_FMT).date()
-        old_count = int(serial[DATE_LEN:])
-        
-    else :
-        log.warn("given .serial does not exist, assuming from today: %s", path)
-        old_serial = old_date = old_count = None
-
-    if update :
-        # update
-        today = datetime.now().date()
+    if not os.path.exists(path) :
+        raise Exception("Given --serial does not exist: %s" % path)
 
-        if not old_serial :
-            # fresh start
-            date = today
-            count = 1
-            
-            log.info("Starting with fresh serial: %s:%s", date, count)
-        
-        elif old_date < today :
-            # update date
-            date = today
-            count = 1
-            
-            log.info("Updating to today: %s -> %s", old_date, date)
-
-        elif old_date == today :
-            # keep date, update count
-            date = old_date
-            count = old_count + 1
-
-            if count > 99 :
-                raise Exception("Serial update rollover: %s, %s", date, count)
-
-            log.info("Updating today's count: %s, %s", date, count)
-
-        else :
-            raise Exception("Invalid serial: %s:%s", old_date, old_count)
-
-    else :
-        date = old_date
-        count = old_count
-
-    serial = SERIAL_FMT.format(date=date.strftime(DATE_FMT), count=count)
-
-    open(path, 'w').write(serial)
-
-    return serial
+    return open(path).read().strip()
 
 def parse_expand (expand) :
     """
@@ -197,7 +137,7 @@
 
     # serial?
     if options.serial :
-        serial = process_serial(options.serial, update=options.update_serial)
+        serial = process_serial(options.serial)
 
         expand['serial'] = serial