Vasyl Saienko 11915a30a7 [memcached] Unhardcode port in exporter
* Pick up port for exporter from endpoints
* Drop exporter port from service as we should not use
  service that do loadbalancing among pods which are independent

Change-Id: I0408039ba87aca5b8b3c9333644fa0c92f0ca01a
2025-01-01 11:06:45 +00:00

138 lines
7.2 KiB
YAML

{{/*
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
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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.global).subchart_release_name }}
{{- $_ := set . "deployment_name" .Chart.Name }}
{{- else }}
{{- $_ := set . "deployment_name" .Release.Name }}
{{- end }}
{{- define "memcachedProbeTemplate" }}
tcpSocket:
port: {{ tuple "oslo_cache" "internal" "memcache" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
{{- end }}
{{- define "exporterProbeTemplate" }}
httpGet:
path: /metrics
port: {{ tuple "oslo_cache" "internal" "metrics" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
{{- end }}
{{- if .Values.manifests.statefulset }}
{{- $envAll := . }}
{{- $rcControllerName := printf "%s-%s" $envAll.deployment_name "memcached" }}
{{- $configMapBinName := printf "%s-%s" $envAll.deployment_name "memcached-bin" }}
{{ tuple $envAll "memcached" $rcControllerName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
name: {{ $rcControllerName | quote }}
annotations:
{{ tuple $envAll | include "helm-toolkit.snippets.release_uuid" }}
labels:
{{ tuple $envAll "memcached" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
spec:
podManagementPolicy: Parallel
replicas: {{ .Values.pod.replicas.server }}
serviceName: "{{ tuple "oslo_cache" "internal" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}"
selector:
matchLabels:
{{ tuple $envAll "memcached" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 6 }}
template:
metadata:
annotations:
{{ dict "envAll" $envAll "podName" "memcached" "containerNames" (list "init" "memcached") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
{{ tuple $envAll | include "helm-toolkit.snippets.release_uuid" | indent 8 }}
configmap-bin-hash: {{ tuple "configmap-bin.yaml" . | include "helm-toolkit.utils.hash" }}
labels:
{{ tuple $envAll "memcached" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
spec:
{{ dict "envAll" $envAll "application" "server" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
shareProcessNamespace: true
serviceAccountName: {{ $rcControllerName | quote }}
affinity:
{{ tuple $envAll "memcached" "server" | include "helm-toolkit.snippets.kubernetes_pod_anti_affinity" | indent 8 }}
nodeSelector:
{{ .Values.labels.server.node_selector_key }}: {{ .Values.labels.server.node_selector_value | quote }}
{{ if $envAll.Values.pod.tolerations.memcached.enabled }}
{{ tuple $envAll "memcached" | include "helm-toolkit.snippets.kubernetes_tolerations" | indent 6 }}
{{ end }}
terminationGracePeriodSeconds: {{ .Values.pod.lifecycle.termination_grace_period.memcached.timeout | default "30" }}
initContainers:
{{ tuple $envAll "memcached" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
{{ dict "envAll" $envAll | include "helm-toolkit.snippets.kubernetes_apparmor_loader_init_container" | indent 8 }}
containers:
- name: memcached
{{ tuple $envAll "memcached" | include "helm-toolkit.snippets.image" | indent 10 }}
{{ tuple $envAll $envAll.Values.pod.resources.server | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
{{ dict "envAll" $envAll "application" "server" "container" "memcached" | include "helm-toolkit.snippets.kubernetes_container_security_context" | indent 10 }}
env:
- name: MEMCACHED_PORT
value: {{ tuple "oslo_cache" "internal" "memcache" . | include "helm-toolkit.endpoints.endpoint_port_lookup" | quote }}
- name: MEMCACHED_MAX_CONNECTIONS
value: {{ .Values.conf.memcached.max_connections | quote }}
- name: MEMCACHED_MEMORY
value: {{ .Values.conf.memcached.memory | quote }}
command:
- /tmp/memcached.sh
ports:
- containerPort: {{ tuple "oslo_cache" "internal" "memcache" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
{{ dict "envAll" $envAll "component" "memcached" "container" "memcached" "type" "readiness" "probeTemplate" (include "memcachedProbeTemplate" $envAll | fromYaml) | include "helm-toolkit.snippets.kubernetes_probe" | indent 10 }}
{{ dict "envAll" $envAll "component" "memcached" "container" "memcached" "type" "liveness" "probeTemplate" (include "memcachedProbeTemplate" $envAll | fromYaml) | include "helm-toolkit.snippets.kubernetes_probe" | indent 10 }}
volumeMounts:
- name: pod-tmp
mountPath: /tmp
- name: memcached-bin
mountPath: /tmp/memcached.sh
subPath: memcached.sh
readOnly: true
{{- if .Values.monitoring.prometheus.enabled }}
- name: memcached-exporter
env:
- name: MEMCACHED_HOST
value: 127.0.0.1
- name: MEMCACHED_PORT
value: {{ tuple "oslo_cache" "internal" "memcache" . | include "helm-toolkit.endpoints.endpoint_port_lookup" | quote }}
{{ tuple $envAll "prometheus_memcached_exporter" | include "helm-toolkit.snippets.image" | indent 10 }}
{{ tuple $envAll $envAll.Values.pod.resources.prometheus_memcached_exporter | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
{{ dict "envAll" $envAll "application" "server" "container" "memcached_exporter" | include "helm-toolkit.snippets.kubernetes_container_security_context" | indent 10 }}
command:
- /tmp/memcached-exporter.sh
- start
ports:
- name: metrics
containerPort: {{ tuple "oslo_cache" "internal" "metrics" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
{{ dict "envAll" $envAll "component" "memcached" "container" "memcached_exporter" "type" "readiness" "probeTemplate" (include "exporterProbeTemplate" $envAll | fromYaml) | include "helm-toolkit.snippets.kubernetes_probe" | indent 10 }}
{{ dict "envAll" $envAll "component" "memcached" "container" "memcached_exporter" "type" "liveness" "probeTemplate" (include "exporterProbeTemplate" $envAll | fromYaml) | include "helm-toolkit.snippets.kubernetes_probe" | indent 10 }}
volumeMounts:
- name: pod-tmp
mountPath: /tmp
- name: memcached-bin
mountPath: /tmp/memcached-exporter.sh
subPath: memcached-exporter.sh
readOnly: true
{{- end }}
volumes:
- name: pod-tmp
emptyDir: {}
- name: memcached-bin
configMap:
name: {{ $configMapBinName | quote }}
defaultMode: 0555
{{ dict "envAll" $envAll "component" "memcached" "requireSys" true | include "helm-toolkit.snippets.kubernetes_apparmor_volumes" | indent 8 }}
{{- end }}