From b36d86ca8af268cf18ef2bcfc3f474415b3cd098 Mon Sep 17 00:00:00 2001 From: BorislavG Date: Sun, 1 Apr 2018 18:59:54 +0300 Subject: Add generic Postgres set for DCAE DCAE postgres set is based on Crunchy Data Statefulset Helm Example. It provides a statefulSet of two postgres replicas. Remaining work: tweak services and PVs. Adjust the chart to DCAE needs. Change-Id: Ic05f88fcde5c5967ebd93f944f953262df77d7c6 Issue-ID: OOM-853 Signed-off-by: BorislavG --- .../common/postgres/templates/statefulset.yaml | 147 +++++++++++++++++++++ 1 file changed, 147 insertions(+) create mode 100644 kubernetes/common/postgres/templates/statefulset.yaml (limited to 'kubernetes/common/postgres/templates/statefulset.yaml') diff --git a/kubernetes/common/postgres/templates/statefulset.yaml b/kubernetes/common/postgres/templates/statefulset.yaml new file mode 100644 index 0000000000..e42e9eb924 --- /dev/null +++ b/kubernetes/common/postgres/templates/statefulset.yaml @@ -0,0 +1,147 @@ +{{/* +# Copyright © 2018 Amdocs, AT&T, Bell Canada +# # +# # 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. +*/}} +apiVersion: apps/v1beta1 +kind: StatefulSet +metadata: + name: {{ include "common.fullname" . }} + namespace: {{ include "common.namespace" . }} + labels: + app: {{ include "common.name" . }} + chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }} + release: {{ .Release.Name }} + heritage: {{ .Release.Service }} +spec: + serviceName: {{ .Values.service.name }} + replicas: {{ .Values.replicaCount }} + template: + metadata: + labels: + app: {{ include "common.name" . }} + release: {{ .Release.Name }} + spec: + initContainers: + - command: + - /bin/sh + - -c + - | + for i in $(seq 0 $(({{ .Values.replicaCount }}-1))); do mkdir -p /podroot/data$i; done + chmod 777 /podroot/* + env: + - name: POD_NAME + valueFrom: { fieldRef: { fieldPath: metadata.name } } + securityContext: + privileged: true + image: {{ .Values.global.busyboxRepository | default .Values.busyboxRepository }}/{{ .Values.busyboxImage }} + imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }} + name: init-sysctl + volumeMounts: + - name: {{ include "common.fullname" . }}-init + mountPath: /podroot/ + containers: + - name: {{ include "common.name" . }} + image: "{{ .Values.postgresRepository }}/{{ .Values.image }}" + imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }} + ports: + - containerPort: {{ .Values.service.internalPort }} + name: postgres + # disable liveness probe when breakpoints set in debugger + # so K8s doesn't restart unresponsive container + {{- if eq .Values.liveness.enabled true }} + livenessProbe: + tcpSocket: + port: {{ .Values.service.internalPort }} + initialDelaySeconds: {{ .Values.liveness.initialDelaySeconds }} + periodSeconds: {{ .Values.liveness.periodSeconds }} + timeoutSeconds: {{ .Values.liveness.timeoutSeconds }} + {{end -}} + readinessProbe: + tcpSocket: + port: {{ .Values.service.internalPort }} + initialDelaySeconds: {{ .Values.readiness.initialDelaySeconds }} + periodSeconds: {{ .Values.readiness.periodSeconds }} + env: + - name: PGHOST + value: /tmp + - name: PG_PRIMARY_USER + value: primaryuser + - name: PG_MODE + value: set + - name: PG_PRIMARY_HOST + value: "{{.Values.container.name.primary}}" + - name: PG_REPLICA_HOST + value: "{{.Values.container.name.replica}}" + - name: PG_PRIMARY_PORT + value: "{{.Values.service.internalPort}}" + - name: PG_PRIMARY_PASSWORD + valueFrom: + secretKeyRef: + name: {{ template "common.fullname" . }} + key: pg-primary-password + - name: PG_USER + value: "{{.Values.config.pgUserName}}" + - name: PG_PASSWORD + valueFrom: + secretKeyRef: + name: {{ template "common.fullname" . }} + key: pg-user-password + - name: PG_DATABASE + value: "{{.Values.config.pgDatabase}}" + - name: PG_ROOT_PASSWORD + valueFrom: + secretKeyRef: + name: {{ template "common.fullname" . }} + key: pg-root-password + volumeMounts: + - mountPath: /pgdata + name: {{ include "common.fullname" . }}-data + - mountPath: /backup + name: {{ include "common.fullname" . }}-backup + readOnly: true + resources: +{{ toYaml .Values.resources | indent 12 }} + {{- if .Values.nodeSelector }} + nodeSelector: +{{ toYaml .Values.nodeSelector | indent 10 }} + {{- end -}} + {{- if .Values.affinity }} + affinity: +{{ toYaml .Values.affinity | indent 10 }} + {{- end }} + volumes: + - name: localtime + hostPath: + path: /etc/localtime + - name: {{ include "common.fullname" . }}-init + hostPath: + path: {{ .Values.global.persistence.mountPath | default .Values.persistence.mountPath }}/{{ .Release.Namespace }}/{{ .Values.persistence.mountInitPath }} + - name: {{ include "common.fullname" . }}-backup + emptyDir: {} +#{{ if not .Values.persistence.enabled }} + - name: {{ include "common.fullname" . }}-data + emptyDir: {} +#{{ else }} + volumeClaimTemplates: + - metadata: + name: {{ include "common.fullname" . }}-data + labels: + name: {{ include "common.fullname" . }} + spec: + accessModes: [ {{ .Values.persistence.accessMode }} ] + storageClassName: {{ include "common.fullname" . }}-data + resources: + requests: + storage: {{ .Values.persistence.size }} +#{{ end }} -- cgit 1.2.3-korg