# contact: bdiaz@whitestack.com or glavado@whitestack.com
##
import logging
-import multiprocessing
import time
import peewee
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.collector.collectors.vmware import VMwareCollector
-from osm_mon.core.common_db import CommonDbClient
-from osm_mon.core.database import DatabaseManager
-from osm_mon.core.settings import Config
+from osm_mon.collector.service import CollectorService
+from osm_mon.core.config import Config
log = logging.getLogger(__name__)
-VIM_COLLECTORS = {
- "openstack": OpenstackCollector,
- "vmware": VMwareCollector
-}
METRIC_BACKENDS = [
PrometheusBackend
]
class Collector:
- def __init__(self):
- self.common_db = CommonDbClient()
- self.plugins = []
- self.database_manager = DatabaseManager()
- self.database_manager.create_tables()
- self.queue = multiprocessing.Queue()
+ def __init__(self, config: Config):
+ self.conf = config
+ self.service = CollectorService(config)
+ self.backends = []
self._init_backends()
def collect_forever(self):
log.debug('collect_forever')
- cfg = Config.instance()
while True:
try:
self.collect_metrics()
- time.sleep(cfg.OSMMON_COLLECTOR_INTERVAL)
+ time.sleep(int(self.conf.get('collector', 'interval')))
except peewee.PeeweeException:
log.exception("Database error consuming message: ")
raise
except Exception:
log.exception("Error collecting metrics")
- def _collect_vim_metrics(self, vnfr: dict, vim_account_id: str):
- # TODO(diazb) Add support for vrops and aws
- 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)
- metrics = collector.collect(vnfr)
- for metric in metrics:
- self.queue.put(metric)
- else:
- log.debug("vimtype %s is not supported.", vim_type)
-
- def _collect_vca_metrics(self, vnfr: dict):
- log.debug('_collect_vca_metrics')
- log.debug('vnfr: %s', vnfr)
- vca_collector = VCACollector()
- metrics = vca_collector.collect(vnfr)
- for metric in metrics:
- self.queue.put(metric)
-
def collect_metrics(self):
- 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.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._collect_vca_metrics,
- args=(vnfr,))
- processes.append(p)
- p.start()
- for process in processes:
- process.join()
- metrics = []
- while not self.queue.empty():
- metrics.append(self.queue.get())
- for plugin in self.plugins:
- plugin.handle(metrics)
+ metrics = self.service.collect_metrics()
+ for backend in self.backends:
+ backend.handle(metrics)
def _init_backends(self):
for backend in METRIC_BACKENDS:
- self.plugins.append(backend())
+ self.backends.append(backend())