Prometheus（セルフ モニタリング）

Managed Service for Prometheus から Prometheus セルフ モニタリング指標を取り込むには、次の PodMonitoring マニフェストを適用します。

# Copyright 2022 Google LLC
#
# 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
#
#     https://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.

apiVersion: monitoring.googleapis.com/v1
kind: PodMonitoring
metadata:
  namespace: gmp-system
  name: collector
  labels:
    app.kubernetes.io/name: collector
    app.kubernetes.io/part-of: google-cloud-managed-prometheus
spec:
  selector:
    matchLabels:
      app.kubernetes.io/name: collector
  endpoints:
  - port: prom-metrics
    interval: 30s
    metricRelabeling:
    - sourceLabels: [__name__]
      regex: > 
            prometheus_target.*|prometheus_sd.*|net_conntrack_.*
      action: drop
  - port: cfg-rel-metrics
    interval: 30s
---
apiVersion: monitoring.googleapis.com/v1
kind: PodMonitoring
metadata:
  namespace: gmp-system
  name: rule-evaluator
  labels:
    app.kubernetes.io/name: rule-evaluator
    app.kubernetes.io/part-of: google-cloud-managed-prometheus
spec:
  selector:
    matchLabels:
      app.kubernetes.io/name: rule-evaluator
  endpoints:
  - port: r-eval-metrics
    interval: 30s
  - port: cfg-rel-metrics
    interval: 30s
---
apiVersion: monitoring.googleapis.com/v1
kind: PodMonitoring
metadata:
  namespace: gmp-system
  name: gmp-operator
  labels:
    app.kubernetes.io/name: gmp-operator
    app.kubernetes.io/part-of: google-cloud-managed-prometheus
spec:
  selector:
    matchLabels:
      app.kubernetes.io/name: gmp-operator
  endpoints:
  - port: metrics
    interval: 30s
---
apiVersion: monitoring.googleapis.com/v1
kind: PodMonitoring
metadata:
  namespace: gmp-system
  name: alertmanager
  labels:
    app.kubernetes.io/name: alertmanager
    app.kubernetes.io/part-of: google-cloud-managed-prometheus
spec:
  selector:
    matchLabels:
      app.kubernetes.io/name: alertmanager
  endpoints:
  - port: alertmanager
    interval: 30s
  - port: cfg-rel-metrics
    interval: 30s

マニフェストをインストールするには、マニフェストをローカル ファイルにコピーし、kubectl apply -f FILE_NAME を実行します。Terraform を使用してマニフェストをインストールすることもできます。