def _add_remote_config_internal(self,
module_spec,
config_update_callback=None):
"""The guts of add_remote_config and add_remote_config_by_name"""
module_cfg = ConfigData(module_spec)
module_name = module_spec.get_module_name()
self._session.group_subscribe(module_name)
# Get the current config for that module now
seq = self._session.group_sendmsg(
create_command(COMMAND_GET_CONFIG, {"module_name": module_name}),
"ConfigManager")
try:
answer, _ = self._session.group_recvmsg(False, seq)
except isc.cc.SessionTimeout:
raise ModuleCCSessionError("No answer from ConfigManager when "
"asking about Remote module " +
module_name)
call_callback = False
if answer:
rcode, value = parse_answer(answer)
if rcode == 0:
if value != None:
if module_spec.validate_config(False, value):
module_cfg.set_local_config(value)
call_callback = True
else:
raise ModuleCCSessionError("Bad config data for " +
module_name + ": " +
str(value))
else:
raise ModuleCCSessionError("Failure requesting remote " +
"configuration data for " +
module_name)
# all done, add it
self._remote_module_configs[module_name] = module_cfg
self._remote_module_callbacks[module_name] = config_update_callback
if call_callback and config_update_callback is not None:
config_update_callback(value, module_cfg)
