def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.watchers = {}
self.config_watcher = ConfigWatcher()
self.faucet_config_watchers = []
self.prom_client = GaugePrometheusClient(reg=self._reg)
self.thread_managers = (self.prom_client, )
def _load_config(self):
"""Load Gauge config."""
try:
conf_hash, _faucet_config_files, faucet_conf_hashes, new_confs = watcher_parser(
self.config_file, self.logname, self.prom_client)
watchers = [
watcher_factory(watcher_conf)(watcher_conf, self.logname,
self.prom_client)
for watcher_conf in new_confs
]
self.prom_client.reregister_nonflow_vars()
except InvalidConfigError as err:
self.config_watcher.update(self.config_file)
self.logger.error('invalid config: %s', err)
return
for old_watchers in self.watchers.values():
self._stop_watchers(old_watchers)
new_watchers = {}
for watcher in watchers:
watcher_dpid = watcher.dp.dp_id
watcher_type = watcher.conf.type
if watcher_dpid not in new_watchers:
new_watchers[watcher_dpid] = {}
if watcher_type not in new_watchers[watcher_dpid]:
new_watchers[watcher_dpid][watcher_type] = []
new_watchers[watcher_dpid][watcher_type].append(watcher)
timestamp = time.time()
for watcher_dpid, watchers in new_watchers.items():
ryu_dp = self.dpset.get(watcher_dpid)
if ryu_dp:
self._start_watchers(ryu_dp, watchers, timestamp)
self.watchers = new_watchers
self.config_watcher.update(self.config_file,
{self.config_file: conf_hash})
self.faucet_config_watchers = []
for faucet_config_file, faucet_conf_hash in faucet_conf_hashes.items():
faucet_config_watcher = ConfigWatcher()
faucet_config_watcher.update(faucet_config_file, faucet_conf_hash)
self.faucet_config_watchers.append(faucet_config_watcher)
self.logger.info('watching FAUCET config %s', faucet_config_file)
self.logger.info('config complete')
def __init__(self, *args, **kwargs):
super(Gauge, self).__init__(*args, **kwargs)
self.prom_client = GaugePrometheusClient()
self.watchers = {}
self.config_watcher = ConfigWatcher()