util/cpt_upgraders/etherswitch.py

   1 def upgrader(cpt):
   2     for sec in cpt.sections():
   3         if sec == "system":
   4             options = cpt.items(sec)
   5             for it in options:
   6                 opt_split = it[0].split('.')
   7                 if len(opt_split) < 2: continue
   8                 new_sec_name = opt_split[1]
   9                 old_opt_name = opt_split[len(opt_split) - 1]
  10                 if "outputFifo" in new_sec_name:
  11                     new_sec_name = new_sec_name.rstrip("outputFifo")
  12                     new_sec_name += ".outputFifo"
  13                     new_sec_name = "system.system.%s" %(new_sec_name)
  14                     if not cpt.has_section(new_sec_name):
  15                         cpt.add_section(new_sec_name)
  16                     if old_opt_name == "size":
  17                         cpt.set(new_sec_name, "_size", it[1])
  18                     elif old_opt_name == "packets":
  19                         cpt.set(new_sec_name, "fifosize", it[1])
  20                     else:
  21                         cpt.set(new_sec_name, old_opt_name, it[1])
  22                     cpt.remove_option(sec, it[0])