def _watcher_parser_v2(conf, logname, prom_client):
logger = config_parser_util.get_logger(logname)
result = []
dps = {}
for faucet_file in conf['faucet_configs']:
_, dp_list = dp_parser(faucet_file, logname)
if dp_list:
for dp in dp_list:
dps[dp.name] = dp
dbs = conf.pop('dbs')
for name, dictionary in list(conf['watchers'].items()):
for dp_name in dictionary['dps']:
if dp_name not in dps:
logger.error('dp %s metered but not configured', dp_name)
continue
dp = dps[dp_name]
watcher = WatcherConf(name, dictionary, prom_client)
watcher.add_db(dbs[watcher.db])
watcher.add_dp(dp)
result.append(watcher)
return result
def _config_parser_v2(config_file, logname):
logger = config_parser_util.get_logger(logname)
config_path = config_parser_util.dp_config_path(config_file)
config_hashes = {}
top_confs = {}
for top_conf in V2_TOP_CONFS:
top_confs[top_conf] = {}
if not config_parser_util.dp_include(
config_hashes, config_path, logname, top_confs):
logger.critical('error found while loading config file: %s', config_path)
return None
if not top_confs['dps']:
logger.critical('DPs not configured in file: %s', config_path)
return None
dps = _dp_parser_v2(
logger,
top_confs['acls'],
top_confs['dps'],
top_confs['meters'],
top_confs['routers'],
top_confs['vlans'])
return (config_hashes, dps)
def dp_parser(config_file, logname):
logger = config_parser_util.get_logger(logname)
conf = config_parser_util.read_config(config_file, logname)
config_hashes = None
dps = None
if conf is not None:
version = conf.pop('version', 2)
if version != 2:
logger.fatal('Only config version 2 is supported')
config_hashes, dps = _config_parser_v2(config_file, logname)
return config_hashes, dps
def dp_parser(config_file, logname):
logger = config_parser_util.get_logger(logname)
conf = config_parser_util.read_config(config_file, logname)
if conf is None:
return None
version = conf.pop('version', 2)
if version != 2:
logger.fatal('Only config version 2 is supported')
config_hashes, dps = _config_parser_v2(config_file, logname)
if dps is not None:
for dp in dps:
try:
dp.finalize_config(dps)
except AssertionError as err:
logger.exception('Error finalizing datapath configs: %s', err)
for dp in dps:
dp.resolve_stack_topology(dps)
return config_hashes, dps
