Files
mktxp-no-cli/mktxp/collector/pool_collector.py
2021-02-14 09:03:08 +01:00

47 lines
2.3 KiB
Python

# coding=utf8
## Copyright (c) 2020 Arseniy Kuznetsov
##
## This program is free software; you can redistribute it and/or
## modify it under the terms of the GNU General Public License
## as published by the Free Software Foundation; either version 2
## of the License, or (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
from mktxp.cli.config.config import MKTXPConfigKeys
from mktxp.collector.base_collector import BaseCollector
from mktxp.datasource.pool_ds import PoolMetricsDataSource, PoolUsedMetricsDataSource
class PoolCollector(BaseCollector):
''' IP Pool Metrics collector
'''
@staticmethod
def collect(router_entry):
if not router_entry.config_entry.pool:
return
# initialize all pool counts, including those currently not used
pool_records = PoolMetricsDataSource.metric_records(router_entry, metric_labels = ['name'])
if pool_records:
pool_used_labels = ['pool']
pool_used_counts = {pool_record['name']: 0 for pool_record in pool_records}
# for pools in usage, calculate the current numbers
pool_used_records = PoolUsedMetricsDataSource.metric_records(router_entry, metric_labels = pool_used_labels)
for pool_used_record in pool_used_records:
pool_used_counts[pool_used_record['pool']] = pool_used_counts.get(pool_used_record['pool'], 0) + 1
# compile used-per-pool records
used_per_pool_records = [{ MKTXPConfigKeys.ROUTERBOARD_NAME: router_entry.router_id[MKTXPConfigKeys.ROUTERBOARD_NAME],
MKTXPConfigKeys.ROUTERBOARD_ADDRESS: router_entry.router_id[MKTXPConfigKeys.ROUTERBOARD_ADDRESS],
'pool': key, 'count': value} for key, value in pool_used_counts.items()]
# yield used-per-pool metrics
used_per_pool_metrics = BaseCollector.gauge_collector('ip_pool_used', 'Number of used addresses per IP pool', used_per_pool_records, 'count', ['pool'])
yield used_per_pool_metrics