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##############################################################################
# Copyright (c) 2015 Huawei Technologies Co.,Ltd and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
import os
import json
import logging
import requests
import time
from oslo_config import cfg
from yardstick.dispatcher.base import Base as DispatchBase
from yardstick.dispatcher.influxdb_line_protocol import make_lines
LOG = logging.getLogger(__name__)
CONF = cfg.CONF
influx_dispatcher_opts = [
cfg.StrOpt('target',
default='http://127.0.0.1:8086',
help='The target where the http request will be sent. '
'If this is not set, no data will be posted. For '
'example: target = http://hostname:1234/path'),
cfg.StrOpt('db_name',
default='yardstick',
help='The database name to store test results.'),
cfg.StrOpt('username',
default='root',
help='The user name to access database.'),
cfg.StrOpt('password',
default='root',
help='The user password to access database.'),
cfg.IntOpt('timeout',
default=5,
help='The max time in seconds to wait for a request to '
'timeout.'),
]
CONF.register_opts(influx_dispatcher_opts, group="dispatcher_influxdb")
class InfluxdbDispatcher(DispatchBase):
"""Dispatcher class for posting data into an influxdb target.
"""
__dispatcher_type__ = "Influxdb"
def __init__(self, conf):
super(InfluxdbDispatcher, self).__init__(conf)
self.timeout = CONF.dispatcher_influxdb.timeout
self.target = CONF.dispatcher_influxdb.target
self.db_name = CONF.dispatcher_influxdb.db_name
self.username = CONF.dispatcher_influxdb.username
self.password = CONF.dispatcher_influxdb.password
self.influxdb_url = "%s/write?db=%s" % (self.target, self.db_name)
self.raw_result = []
self.case_name = ""
self.tc = ""
self.task_id = -1
self.runners_info = {}
self.static_tags = {
"pod_name": os.environ.get('NODE_NAME', 'unknown'),
"installer": os.environ.get('INSTALLER_TYPE', 'unknown'),
"deploy_scenario": os.environ.get('DEPLOY_SCENARIO', 'unknown'),
"version": os.path.basename(os.environ.get('YARDSTICK_BRANCH',
'unknown'))
}
def _dict_key_flatten(self, data):
next_data = {}
if not [v for v in data.values()
if type(v) == dict or type(v) == list]:
return data
for k, v in data.iteritems():
if type(v) == dict:
for n_k, n_v in v.iteritems():
next_data["%s.%s" % (k, n_k)] = n_v
elif type(v) == list:
for index, item in enumerate(v):
next_data["%s%d" % (k, index)] = item
else:
next_data[k] = v
return self._dict_key_flatten(next_data)
def _get_nano_timestamp(self, results):
try:
timestamp = results["benchmark"]["timestamp"]
except Exception:
timestamp = time.time()
return str(int(float(timestamp) * 1000000000))
def _get_extended_tags(self, data):
runner_info = self.runners_info[data["runner_id"]]
tags = {
"runner_id": data["runner_id"],
"task_id": self.task_id,
"scenarios": runner_info["scenarios"]
}
if "host" in runner_info:
tags["host"] = runner_info["host"]
if "target" in runner_info:
tags["target"] = runner_info["target"]
return tags
def _data_to_line_protocol(self, data):
msg = {}
point = {}
point["measurement"] = self.tc
point["fields"] = self._dict_key_flatten(data["benchmark"]["data"])
point["time"] = self._get_nano_timestamp(data)
point["tags"] = self._get_extended_tags(data)
msg["points"] = [point]
msg["tags"] = self.static_tags
return make_lines(msg).encode('utf-8')
def record_result_data(self, data):
LOG.debug('Test result : %s' % json.dumps(data))
self.raw_result.append(data)
if self.target == '':
# if the target was not set, do not do anything
LOG.error('Dispatcher target was not set, no data will'
'be posted.')
return -1
if isinstance(data, dict) and "scenario_cfg" in data:
self.tc = data["scenario_cfg"]["tc"]
self.task_id = data["scenario_cfg"]["task_id"]
scenario_cfg = data["scenario_cfg"]
runner_id = data["runner_id"]
self.runners_info[runner_id] = {"scenarios": scenario_cfg["type"]}
if "host" in scenario_cfg:
self.runners_info[runner_id]["host"] = scenario_cfg["host"]
if "target" in scenario_cfg:
self.runners_info[runner_id]["target"] = scenario_cfg["target"]
return 0
if self.tc == "":
LOG.error('Test result : %s' % json.dumps(data))
LOG.error('The case_name cannot be found, no data will be posted.')
return -1
try:
line = self._data_to_line_protocol(data)
LOG.debug('Test result line format : %s' % line)
res = requests.post(self.influxdb_url,
data=line,
auth=(self.username, self.password),
timeout=self.timeout)
if res.status_code != 204:
LOG.error('Test result posting finished with status code'
' %d.' % res.status_code)
LOG.error(res.text)
except Exception as err:
LOG.exception('Failed to record result data: %s',
err)
return -1
return 0
def flush_result_data(self):
LOG.debug('Test result all : %s' % json.dumps(self.raw_result))
return 0
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