from osm_mon.collector.backends.prometheus import PrometheusBackend
from osm_mon.collector.collectors.juju import VCACollector
from osm_mon.collector.collectors.openstack import OpenstackCollector
-from osm_mon.common.common_db_client import CommonDbClient
+from osm_mon.core.common_db import CommonDbClient
from osm_mon.core.database import DatabaseManager
from osm_mon.core.settings import Config
VIM_COLLECTORS = {
"openstack": OpenstackCollector
}
+METRIC_BACKENDS = [
+ PrometheusBackend
+]
class Collector:
def __init__(self):
self.common_db = CommonDbClient()
- self.producer_timeout = 5
- self.consumer_timeout = 5
self.plugins = []
self.database_manager = DatabaseManager()
self.database_manager.create_tables()
+ self.queue = multiprocessing.Queue()
- def init_plugins(self):
- prometheus_plugin = PrometheusBackend()
- self.plugins.append(prometheus_plugin)
+ def init_backends(self):
+ for backend in METRIC_BACKENDS:
+ self.plugins.append(backend())
def collect_forever(self):
log.debug('collect_forever')
except Exception:
log.exception("Error collecting metrics")
- def _get_vim_account_id(self, nsr_id: str, vnf_member_index: int) -> str:
- vnfr = self.common_db.get_vnfr(nsr_id, vnf_member_index)
- return vnfr['vim-account-id']
-
- def _get_vim_type(self, vim_account_id):
- """Get the vim type that is required by the message."""
- credentials = self.database_manager.get_credentials(vim_account_id)
- return credentials.type
-
- def _init_vim_collector_and_collect(self, vnfr: dict, vim_account_id: str, queue: multiprocessing.Queue):
+ def _collect_vim_metrics(self, vnfr: dict, vim_account_id: str):
# TODO(diazb) Add support for vrops and aws
- vim_type = self._get_vim_type(vim_account_id)
+ vim_type = self.database_manager.get_vim_type(vim_account_id)
if vim_type in VIM_COLLECTORS:
collector = VIM_COLLECTORS[vim_type](vim_account_id)
- collector.collect(vnfr, queue)
+ metrics = collector.collect(vnfr)
+ for metric in metrics:
+ self.queue.put(metric)
else:
log.debug("vimtype %s is not supported.", vim_type)
- def _init_vca_collector_and_collect(self, vnfr: dict, queue: multiprocessing.Queue):
+ def _collect_vca_metrics(self, vnfr: dict):
+ log.debug('_collect_vca_metrics')
+ log.debug('vnfr: %s', vnfr)
vca_collector = VCACollector()
- vca_collector.collect(vnfr, queue)
+ metrics = vca_collector.collect(vnfr)
+ for metric in metrics:
+ self.queue.put(metric)
def collect_metrics(self):
- queue = multiprocessing.Queue()
vnfrs = self.common_db.get_vnfrs()
processes = []
for vnfr in vnfrs:
nsr_id = vnfr['nsr-id-ref']
vnf_member_index = vnfr['member-vnf-index-ref']
- vim_account_id = self._get_vim_account_id(nsr_id, vnf_member_index)
- p = multiprocessing.Process(target=self._init_vim_collector_and_collect,
- args=(vnfr, vim_account_id, queue))
+ vim_account_id = self.common_db.get_vim_account_id(nsr_id, vnf_member_index)
+ p = multiprocessing.Process(target=self._collect_vim_metrics,
+ args=(vnfr, vim_account_id))
processes.append(p)
p.start()
- p = multiprocessing.Process(target=self._init_vca_collector_and_collect,
- args=(vnfr, queue))
+ p = multiprocessing.Process(target=self._collect_vca_metrics,
+ args=(vnfr,))
processes.append(p)
p.start()
for process in processes:
process.join()
metrics = []
- while not queue.empty():
- metrics.append(queue.get())
+ while not self.queue.empty():
+ metrics.append(self.queue.get())
for plugin in self.plugins:
plugin.handle(metrics)