125 lines
3.6 KiB
Python
125 lines
3.6 KiB
Python
# Copyright 2016 Mycroft AI, Inc.
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#
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# This file is part of Mycroft Core.
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#
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# Mycroft Core is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Mycroft Core is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Mycroft Core. If not, see <http://www.gnu.org/licenses/>.
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import json
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import threading
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import time
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import requests
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from mycroft.util import str2bool
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from mycroft.util.log import getLogger
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from mycroft.configuration import ConfigurationManager
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from mycroft.session import SessionManager
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from mycroft.util.setup_base import get_version
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config = ConfigurationManager.get().get('metrics_client')
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metrics_log = getLogger("METRICS")
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class Stopwatch(object):
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def __init__(self):
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self.timestamp = None
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def start(self):
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self.timestamp = time.time()
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def lap(self):
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cur_time = time.time()
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start_time = self.timestamp
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self.timestamp = cur_time
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return cur_time - start_time
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def stop(self):
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cur_time = time.time()
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start_time = self.timestamp
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self.timestamp = None
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return cur_time - start_time
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class MetricsAggregator(object):
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"""
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MetricsAggregator is not threadsafe, and multiple clients writing the
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same metric "concurrently" may result in data loss.
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"""
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def __init__(self):
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self._counters = {}
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self._timers = {}
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self._levels = {}
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self._attributes = {}
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self.attr("version", get_version())
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def increment(self, name, value=1):
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cur = self._counters.get(name, 0)
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self._counters[name] = cur + value
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def timer(self, name, value):
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cur = self._timers.get(name)
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if not cur:
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self._timers[name] = []
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cur = self._timers[name] = []
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cur.append(value)
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def level(self, name, value):
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self._levels[name] = value
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def clear(self):
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self._counters = {}
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self._timers = {}
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self._levels = {}
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self._attributes = {}
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self.attr("version", get_version())
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def attr(self, name, value):
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self._attributes[name] = value
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def flush(self):
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publisher = MetricsPublisher()
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payload = {
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'counters': self._counters,
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'timers': self._timers,
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'levels': self._levels,
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'attributes': self._attributes
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}
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self.clear()
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count = (len(payload['counters']) + len(payload['timers']) +
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len(payload['levels']))
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if count > 0:
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metrics_log.debug(json.dumps(payload))
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def publish():
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publisher.publish(payload)
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threading.Thread(target=publish).start()
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class MetricsPublisher(object):
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def __init__(self,
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url=config.get("url"),
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enabled=str2bool(config.get("enabled"))):
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self.url = url
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self.enabled = enabled
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def publish(self, events):
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if 'session_id' not in events:
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session_id = SessionManager.get().session_id
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events['session_id'] = session_id
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if self.enabled:
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requests.post(
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self.url,
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headers={'Content-Type': 'application/json'},
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data=json.dumps(events), verify=False)
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