slo_prom_metrics_availability_query_sli.yaml

# Copyright 2019 Google Inc.
#
# 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.
---
service_name:    prom
feature_name:    metrics
slo_name:        availability
slo_description: 99.9% of Prometheus requests return a good HTTP code
slo_target:      0.999
backend:
  class:         Prometheus
  method:        query_sli
  url:           ${PROMETHEUS_URL}
  # Basic auth example:
  # headers:
  #   Content-Type: application/json
  #   Authorization: Basic b2s6cGFzcW==  # username:password base64-encoded
  measurement:
    expression:  >
      sum(rate(prometheus_http_requests_total{handler="/metrics", code=~"2.."}[window]))
      /
      sum(rate(prometheus_http_requests_total{handler="/metrics"}[window]))
exporters:
- class:         Prometheus
  url:           ${PROMETHEUS_PUSHGATEWAY_URL}