def set(self, cfg={}):
""" sync config, do_set, dump. """
ml_log.log(self.tag + ".set()")
ret = ml_check.sync(self.cfg, cfg, self.main_syntax)
if not ret[0]:
return ret
self.write_lock()
try:
ret = self.do_set()
except Exception as e:
ret = (False, [str(e)])
self.write_unlock()
if not ret[0]:
# do_set fails, load old cfg then do_set.
ret_load = self.load()
if ret_load[0]:
self.write_lock()
try:
ret_set = self.do_set()
except Exception as e:
ret_set = (False, [str(e)])
self.write_unlock()
return ret
else:
return self.dump()
def load(self): """ load from a file """ ml_log.log(self.tag + ".load()") self.read_lock() e = self.do_load() self.read_unlock() if not e[0]: return e ret = ml_check.sync(self.cfg, e[1], self.main_syntax) if not ret[0]: return ret return (True, None)