openstack-helm-infra/mariadb/templates/statefulset.yaml

231 lines
8.4 KiB
YAML

{{/*
Copyright 2017 The Openstack-Helm Authors.
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.manifests.statefulset }}
{{- $envAll := . }}
{{- $serviceAccountName := printf "%s-%s" .Release.Name "mariadb" }}
{{ tuple $envAll "mariadb" $serviceAccountName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: Role
metadata:
name: {{ $serviceAccountName }}
namespace: {{ $envAll.Release.Namespace }}
rules:
- apiGroups:
- ""
resources:
- configmaps
verbs:
- create
- apiGroups:
- ""
resourceNames:
- {{ printf "%s-%s" .Release.Name "mariadb-state" | quote }}
resources:
- configmaps
verbs:
- get
- patch
- apiGroups:
- ""
resourceNames:
- {{ tuple "oslo_db" "direct" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
resources:
- endpoints
verbs:
- get
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: RoleBinding
metadata:
name: {{ $serviceAccountName }}
namespace: {{ $envAll.Release.Namespace }}
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: Role
name: {{ $serviceAccountName }}
subjects:
- kind: ServiceAccount
name: {{ $serviceAccountName }}
namespace: {{ $envAll.Release.Namespace }}
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
# NOTE(portdirect): the statefulset name must match the POD_NAME_PREFIX env var for discovery to work
name: {{ tuple "oslo_db" "direct" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
annotations:
{{ tuple $envAll | include "helm-toolkit.snippets.release_uuid" }}
configmap-bin-hash: {{ tuple "configmap-bin.yaml" . | include "helm-toolkit.utils.hash" }}
configmap-etc-hash: {{ tuple "configmap-etc.yaml" . | include "helm-toolkit.utils.hash" }}
labels:
{{ tuple $envAll "mariadb" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
spec:
serviceName: "{{ tuple "oslo_db" "discovery" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}"
podManagementPolicy: "Parallel"
replicas: {{ .Values.pod.replicas.server }}
selector:
matchLabels:
{{ tuple $envAll "mariadb" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 6 }}
template:
metadata:
labels:
{{ tuple $envAll "mariadb" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
annotations:
{{ tuple $envAll | include "helm-toolkit.snippets.release_uuid" }}
configmap-bin-hash: {{ tuple "configmap-bin.yaml" . | include "helm-toolkit.utils.hash" }}
configmap-etc-hash: {{ tuple "configmap-etc.yaml" . | include "helm-toolkit.utils.hash" }}
spec:
serviceAccountName: {{ $serviceAccountName }}
affinity:
{{ tuple $envAll "mariadb" "server" | include "helm-toolkit.snippets.kubernetes_pod_anti_affinity" | indent 8 }}
nodeSelector:
{{ .Values.labels.server.node_selector_key }}: {{ .Values.labels.server.node_selector_value }}
initContainers:
{{ tuple $envAll "mariadb" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
{{- if .Values.volume.chown_on_start }}
- name: mariadb-perms
{{ tuple $envAll "mariadb" | include "helm-toolkit.snippets.image" | indent 10 }}
securityContext:
runAsUser: 0
{{ tuple $envAll $envAll.Values.pod.resources.server | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
command:
- chown
- -R
- "mysql:mysql"
- /var/lib/mysql
volumeMounts:
- name: mysql-data
mountPath: /var/lib/mysql
{{- end }}
containers:
- name: mariadb
{{ tuple $envAll "mariadb" | include "helm-toolkit.snippets.image" | indent 10 }}
{{ tuple $envAll $envAll.Values.pod.resources.server | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
env:
- name: POD_NAMESPACE
valueFrom:
fieldRef:
fieldPath: metadata.namespace
- name: MARIADB_REPLICAS
value: {{ .Values.pod.replicas.server | quote }}
- name: POD_NAME_PREFIX
value: {{ tuple "oslo_db" "direct" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
- name: DISCOVERY_DOMAIN
value: {{ tuple "oslo_db" "discovery" . | include "helm-toolkit.endpoints.hostname_fqdn_endpoint_lookup" }}
- name: DIRECT_SVC_NAME
value: {{ tuple "oslo_db" "direct" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
- name: WSREP_PORT
value: {{ tuple "oslo_db" "direct" "wsrep" . | include "helm-toolkit.endpoints.endpoint_port_lookup" | quote }}
- name: STATE_CONFIGMAP
value: {{ printf "%s-%s" .Release.Name "mariadb-state" | quote }}
- name: MYSQL_ROOT_PASSWORD
valueFrom:
secretKeyRef:
name: mariadb-db-root-password
key: MYSQL_ROOT_PASSWORD
ports:
- name: mysql
protocol: TCP
containerPort: {{ tuple "oslo_db" "direct" "mysql" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
- name: wsrep
protocol: TCP
containerPort: {{ tuple "oslo_db" "direct" "wsrep" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
command:
- /tmp/start.py
lifecycle:
preStop:
exec:
command:
- /tmp/stop.sh
readinessProbe:
initialDelaySeconds: 30
periodSeconds: 30
timeoutSeconds: 3
exec:
command:
- /tmp/readiness.sh
volumeMounts:
- name: mycnfd
mountPath: /etc/mysql/conf.d
- name: mariadb-bin
mountPath: /tmp/start.py
subPath: start.py
readOnly: true
- name: mariadb-bin
mountPath: /tmp/stop.sh
subPath: stop.sh
readOnly: true
- name: mariadb-bin
mountPath: /tmp/readiness.sh
subPath: readiness.sh
readOnly: true
- name: mariadb-etc
mountPath: /etc/mysql/my.cnf
subPath: my.cnf
readOnly: true
- name: mariadb-etc
mountPath: /etc/mysql/conf.d/00-base.cnf
subPath: 00-base.cnf
readOnly: true
- name: mariadb-etc
mountPath: /etc/mysql/conf.d/20-override.cnf
subPath: 20-override.cnf
readOnly: true
- name: mariadb-etc
mountPath: /etc/mysql/conf.d/99-force.cnf
subPath: 99-force.cnf
readOnly: true
- name: mariadb-secrets
mountPath: /etc/mysql/admin_user.cnf
subPath: admin_user.cnf
readOnly: true
- name: mysql-data
mountPath: /var/lib/mysql
volumes:
- name: mycnfd
emptyDir: {}
- name: mariadb-bin
configMap:
name: mariadb-bin
defaultMode: 0555
- name: mariadb-etc
configMap:
name: mariadb-etc
defaultMode: 0444
- name: mariadb-secrets
secret:
secretName: mariadb-secrets
defaultMode: 0444
{{- if not .Values.volume.enabled }}
- name: mysql-data
emptyDir: {}
{{- end }}
{{- if .Values.volume.enabled }}
volumeClaimTemplates:
- metadata:
name: mysql-data
spec:
accessModes: [ "ReadWriteOnce" ]
resources:
requests:
storage: {{ .Values.volume.size }}
storageClassName: {{ .Values.volume.class_name }}
{{- end }}
{{- end }}