diff options
Diffstat (limited to 'kubernetes')
5 files changed, 232 insertions, 0 deletions
diff --git a/kubernetes/common/postgres/templates/_deployment.tpl b/kubernetes/common/postgres/templates/_deployment.tpl index e0a0ffdef0..a4eb1107a5 100644 --- a/kubernetes/common/postgres/templates/_deployment.tpl +++ b/kubernetes/common/postgres/templates/_deployment.tpl @@ -159,6 +159,49 @@ spec: name: {{ include "common.fullname" $dot }}-backup readOnly: true resources: {{ include "common.resources" $dot | nindent 10 }} + {{- if (default false $dot.Values.metrics.enabled) }} + - name: {{ include "common.name" $dot }}-metrics + image: {{ include "repositoryGenerator.dockerHubRepository" . }}/{{ $dot.Values.metrics.image }} + imagePullPolicy: {{ $dot.Values.global.pullPolicy | default $dot.Values.metrics.pullPolicy | quote}} + env: + - name: POSTGRES_METRICS_EXTRA_FLAGS + value: {{ default "" (join " " $dot.Values.metrics.extraFlags) | quote }} + - name: DATA_SOURCE_USER + value: "{{ $dot.Values.metrics.postgresUser }}" + - name: DATA_SOURCE_PASS + {{- include "common.secret.envFromSecretFast" (dict "global" $dot "uid" (include "common.postgres.secret.rootPassUID" .) "key" "password") | indent 12 }} + command: + - sh + - -c + - | + DATA_SOURCE_URI="127.0.0.1:5432/?sslmode=disable" ./bin/postgres_exporter $POSTGRES_METRICS_EXTRA_FLAGS + ports: + {{- range $index, $metricPort := $dot.Values.metrics.ports }} + - name: {{ $metricPort.name }} + containerPort: {{ $metricPort.port }} + protocol: TCP + {{- end }} + livenessProbe: + httpGet: + path: /metrics + port: tcp-metrics + initialDelaySeconds: {{ $dot.Values.metrics.livenessProbe.initialDelaySeconds }} + periodSeconds: {{ $dot.Values.metrics.livenessProbe.periodSeconds }} + timeoutSeconds: {{ $dot.Values.metrics.livenessProbe.timeoutSeconds }} + successThreshold: {{ $dot.Values.metrics.livenessProbe.successThreshold }} + failureThreshold: {{ $dot.Values.metrics.livenessProbe.failureThreshold }} + readinessProbe: + httpGet: + path: /metrics + port: tcp-metrics + initialDelaySeconds: {{ $dot.Values.metrics.readinessProbe.initialDelaySeconds }} + periodSeconds: {{ $dot.Values.metrics.readinessProbe.periodSeconds }} + timeoutSeconds: {{ $dot.Values.metrics.readinessProbe.timeoutSeconds }} + successThreshold: {{ $dot.Values.metrics.readinessProbe.successThreshold }} + failureThreshold: {{ $dot.Values.metrics.readinessProbe.failureThreshold }} + {{ include "common.containerSecurityContext" $dot | indent 10 | trim }} + resources: {{- toYaml $dot.Values.metrics.resources | nindent 12 }} + {{ end }} {{- if $dot.Values.nodeSelector }} nodeSelector: {{ toYaml $dot.Values.nodeSelector | indent 10 }} diff --git a/kubernetes/common/postgres/templates/metrics-svc-primary.yaml b/kubernetes/common/postgres/templates/metrics-svc-primary.yaml new file mode 100644 index 0000000000..790dd4757b --- /dev/null +++ b/kubernetes/common/postgres/templates/metrics-svc-primary.yaml @@ -0,0 +1,36 @@ +{{/* +# Copyright © 2023 Deutsche Telekom +# +# 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. +*/}} + +{{- if default false .Values.metrics.enabled }} +apiVersion: v1 +kind: Service +metadata: + name: {{ .Values.service.name2 }}-metrics + namespace: {{ include "common.namespace" . }} + labels: {{- include "common.labels" . | nindent 4 }} + {{- if .Values.metrics.service.annotations }} + annotations: {{- include "common.tplValue" (dict "value" .Values.metrics.service.annotations "context" .) | nindent 4 }} + {{- end }} +spec: + type: {{ .Values.metrics.service.type2 }} + ports: + - name: tcp-metrics + port: {{ .Values.metrics.service.port2 }} + targetPort: tcp-metrics + selector: + name: {{ .Values.container.name.primary }} + release: {{ include "common.release" . }} +{{- end }}
\ No newline at end of file diff --git a/kubernetes/common/postgres/templates/metrics-svc-replica.yaml b/kubernetes/common/postgres/templates/metrics-svc-replica.yaml new file mode 100644 index 0000000000..5aa8d76185 --- /dev/null +++ b/kubernetes/common/postgres/templates/metrics-svc-replica.yaml @@ -0,0 +1,36 @@ +{{/* +# Copyright © 2023 Deutsche Telekom +# +# 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. +*/}} + +{{- if default false .Values.metrics.enabled }} +apiVersion: v1 +kind: Service +metadata: + name: {{ .Values.service.name3 }}-metrics + namespace: {{ include "common.namespace" . }} + labels: {{- include "common.labels" . | nindent 4 }} + {{- if .Values.metrics.service.annotations }} + annotations: {{- include "common.tplValue" (dict "value" .Values.metrics.service.annotations "context" .) | nindent 4 }} + {{- end }} +spec: + type: {{ .Values.metrics.service.type3 }} + ports: + - name: tcp-metrics + port: {{ .Values.metrics.service.port3 }} + targetPort: tcp-metrics + selector: + name: {{ .Values.container.name.replica }} + release: {{ include "common.release" . }} +{{- end }}
\ No newline at end of file diff --git a/kubernetes/common/postgres/templates/servicemonitor.yaml b/kubernetes/common/postgres/templates/servicemonitor.yaml new file mode 100644 index 0000000000..73faba61d0 --- /dev/null +++ b/kubernetes/common/postgres/templates/servicemonitor.yaml @@ -0,0 +1,19 @@ +{{/* +# Copyright © 2023 Deutsche Telekom +# +# 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. +*/}} + +{{- if .Values.metrics.serviceMonitor.enabled }} +{{ include "common.serviceMonitor" . }} +{{- end }} diff --git a/kubernetes/common/postgres/values.yaml b/kubernetes/common/postgres/values.yaml index 93f6d66385..51b77593aa 100644 --- a/kubernetes/common/postgres/values.yaml +++ b/kubernetes/common/postgres/values.yaml @@ -149,3 +149,101 @@ resources: cpu: 1 memory: 2Gi unlimited: {} + +metrics: + enabled: false + ## Bitnami Postgres Prometheus exporter image + ## ref: https://hub.docker.com/r/bitnami/postgres-exporter/tags/ + ## + image: bitnami/postgres-exporter:0.11.1 + pullPolicy: Always + ports: + - name: tcp-metrics + port: 9187 + ## Postgres exporter additional command line flags + ## Can be used to specify command line flags + ## E.g.: + ## extraFlags: + ## - --collect.binlog_size + ## + extraFlags: [] + ## Postgres Prometheus exporter containers' resource requests and limits + ## ref: http://kubernetes.io/docs/user-guide/compute-resources/ + ## + resources: + # We usually recommend not to specify default resources and to leave this as a conscious + # choice for the user. This also increases chances charts run on environments with little + # resources, such as Minikube. If you do want to specify resources, uncomment the following + # lines, adjust them as necessary, and remove the curly braces after 'resources:'. + limits: + cpu: 0.5 + memory: 256Mi + requests: + cpu: 0.5 + memory: 256Mi + ## Postgres metrics container's liveness and readiness probes + ## ref: https://kubernetes.io/docs/concepts/workloads/pods/pod-lifecycle/#container-probes + ## + postgresUser: "postgres" + livenessProbe: + enabled: true + initialDelaySeconds: 30 + periodSeconds: 10 + timeoutSeconds: 180 + successThreshold: 1 + failureThreshold: 3 + readinessProbe: + enabled: true + initialDelaySeconds: 30 + periodSeconds: 10 + timeoutSeconds: 180 + successThreshold: 1 + failureThreshold: 3 + ## Postgres Prometheus exporter service parameters + ## + service: + type2: ClusterIP + port2: 9187 + type3: ClusterIP + port3: 9187 + annotations: + prometheus.io/scrape: "true" + prometheus.io/port: "9187" + serviceMonitor: + enabled: false + basicAuth: + enabled: false + ## Namespace in which Prometheus is running + ## + ## namespace: monitoring + ## + ## Interval at which metrics should be scraped. + ## ref: https://github.com/coreos/prometheus-operator/blob/master/Documentation/api.md#endpoint + ## + ## interval: 10s + ## + ## Timeout after which the scrape is ended + ## ref: https://github.com/coreos/prometheus-operator/blob/master/Documentation/api.md#endpoint + ## + ## scrapeTimeout: 10s + ## Add your label under which prometheus is discovering resources + ## labels: + ## release: kube-prometheus-stack + ## + ## ServiceMonitor selector labels + ## ref: https://github.com/bitnami/charts/tree/master/bitnami/prometheus-operator#prometheus-configuration + ## + ## selector: + ## monitoring: enabled + ## + ## RelabelConfigs to apply to samples before scraping + ## ref: https://github.com/coreos/prometheus-operator/blob/master/Documentation/api.md#relabelconfig + ## Value is evalued as a template + ## + relabelings: [] + ## + ## MetricRelabelConfigs to apply to samples before ingestion + ## ref: https://github.com/coreos/prometheus-operator/blob/master/Documentation/api.md#relabelconfig + ## Value is evalued as a template + ## + metricRelabelings: [] |