mirror of https://github.com/nicolargo/glances.git
72 lines
2.1 KiB
Python
72 lines
2.1 KiB
Python
#
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# This file is part of Glances.
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#
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# SPDX-FileCopyrightText: 2022 Nicolas Hennion <nicolas@nicolargo.com>
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#
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# SPDX-License-Identifier: LGPL-3.0-only
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#
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"""Statsd interface class."""
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from numbers import Number
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from statsd import StatsClient
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from glances.exports.export import GlancesExport
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from glances.logger import logger
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class Export(GlancesExport):
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"""This class manages the Statsd export module."""
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def __init__(self, config=None, args=None):
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"""Init the Statsd export IF."""
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super().__init__(config=config, args=args)
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# Mandatory configuration keys (additional to host and port)
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# N/A
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# Optional configuration keys
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self.prefix = None
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# Load the configuration file
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self.export_enable = self.load_conf('statsd', mandatories=['host', 'port'], options=['prefix'])
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if not self.export_enable:
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exit('Missing STATSD config')
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# Default prefix for stats is 'glances'
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if self.prefix is None:
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self.prefix = 'glances'
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# Init the Statsd client
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self.client = self.init()
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def init(self):
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"""Init the connection to the Statsd server."""
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if not self.export_enable:
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return None
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logger.info(f"Stats will be exported to StatsD server: {self.host}:{self.port}")
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return StatsClient(self.host, int(self.port), prefix=self.prefix)
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def export(self, name, columns, points):
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"""Export the stats to the Statsd server."""
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for i in range(len(columns)):
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if not isinstance(points[i], Number):
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continue
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stat_name = f'{name}.{columns[i]}'
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stat_value = points[i]
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try:
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self.client.gauge(normalize(stat_name), stat_value)
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except Exception as e:
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logger.error(f"Can not export stats to Statsd ({e})")
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logger.debug(f"Export {name} stats to Statsd")
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def normalize(name):
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"""Normalize name for the Statsd convention"""
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# Name should not contain some specials chars (issue #1068)
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ret = name.replace(':', '')
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ret = ret.replace('%', '')
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return ret.replace(' ', '_')
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