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#
# -------------------------------------------------------------------------
# Copyright (c) 2018 Intel Corporation Intellectual Property
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# -------------------------------------------------------------------------
#
''' Prometheus metrics '''
from oslo_config import cfg
from oslo_log import log
from prometheus_client import Counter
from prometheus_client import start_http_server
LOG = log.getLogger(__name__)
CONF = cfg.CONF
METRICS_OPTS = [
cfg.ListOpt('metrics_port',
default=[8000, 8001, 8002, 8003, 8004],
help='Prometheus Metrics Endpoint')
]
CONF.register_opts(METRICS_OPTS, group='prometheus')
MUSIC_VERSION = Counter('oof_music_version', 'Music Version', ['version'])
VNF_COMPUTE_PROFILES = Counter(
'vnf_compute_profile',
'Compute Profiles used by VNFs over time',
['customer_name', 'service_name', 'vnf_name', 'vnfc_name', 'flavor',
'cloud_region']
)
VNF_FAILURE = Counter(
'vnf_no_solution',
'No Homing solution',
['customer_name', 'service_name']
)
VNF_SUB_OPTIMUM = Counter(
'vnf_sub_optimum_solution',
'VNFs with sub-optimum solution',
['customer_name', 'service_name', 'vnf_name', 'vnfc_name']
)
VNF_SCORE = Counter(
'vnf_scores',
'HPA Scores of vnf',
['customer_name', 'service_name', 'vnf_name', 'vnfc_name', 'hpa_score']
)
# HPA Matching stats
# TODO (dileep)
# Customer name is set as ONAP in R3.
# General rule of thumb - if label not available. Label=N/A
# Service name will be set as N/A for HPA metrics in R3.
# vnf_name and vnfc_name will be N/A.
# Currently this needs lots of changes. R4 will take care of this.
HPA_FLAVOR_MATCH_SUCCESSFUL = Counter(
'flavor_match_successful',
'Number of times there is successful flavor match',
['customer_name', 'service_name', 'vnf_name', 'vnfc_name', 'cloud_region',
'flavor']
)
HPA_FLAVOR_MATCH_UNSUCCESSFUL = Counter(
'flavor_match_unsuccessful',
'Number of times there is unsuccessful flavor match',
['customer_name', 'service_name', 'vnf_name', 'vnfc_name', 'cloud_region',
'flavor']
)
HPA_CLOUD_REGION_SUCCESSFUL = Counter(
'cloud_region_successful',
'Number of times cloud region is selected successfully',
['customer_name', 'service_name', 'cloud_region']
)
HPA_CLOUD_REGION_UNSUCCESSFUL = Counter(
'cloud_region_unsuccessful',
'Number of times no cloud region is selected',
['customer_name', 'service_name', 'cloud_region']
)
def _init_metrics(port_index):
'''
Method to start Prometheus metrics endpoint http server
:param port_index: Used by splver, data, api, contorller
services to start metrics endpoint without conflicting
:return:
'''
start_http_server(int(CONF.prometheus.metrics_port[port_index]))
LOG.info("Prometheus metrics endpoint started at {}".format(
CONF.prometheus.metrics_port[port_index]))
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