273 lines
11 KiB
YAML
273 lines
11 KiB
YAML
{{/*
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/}}
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{{- define "mariadbReadinessProbe" }}
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exec:
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command:
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- /tmp/readiness.sh
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{{- end }}
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{{- if .Values.manifests.statefulset }}
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{{- $envAll := . }}
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{{- $serviceAccountName := printf "%s-%s" .Release.Name "mariadb" }}
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{{ tuple $envAll "mariadb" $serviceAccountName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: Role
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metadata:
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name: {{ $serviceAccountName }}
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namespace: {{ $envAll.Release.Namespace }}
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rules:
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- apiGroups:
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- ""
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resources:
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- configmaps
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verbs:
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- create
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- apiGroups:
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- ""
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resourceNames:
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- {{ printf "%s-%s" .Release.Name "mariadb-state" | quote }}
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resources:
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- configmaps
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verbs:
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- get
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- patch
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- apiGroups:
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- ""
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resourceNames:
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- {{ tuple "oslo_db" "direct" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
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resources:
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- endpoints
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verbs:
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- get
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: RoleBinding
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metadata:
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name: {{ $serviceAccountName }}
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namespace: {{ $envAll.Release.Namespace }}
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roleRef:
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apiGroup: rbac.authorization.k8s.io
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kind: Role
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name: {{ $serviceAccountName }}
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subjects:
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- kind: ServiceAccount
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name: {{ $serviceAccountName }}
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namespace: {{ $envAll.Release.Namespace }}
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---
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apiVersion: apps/v1
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kind: StatefulSet
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metadata:
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# NOTE(portdirect): the statefulset name must match the POD_NAME_PREFIX env var for discovery to work
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name: {{ tuple "oslo_db" "direct" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
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annotations:
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{{ tuple $envAll | include "helm-toolkit.snippets.release_uuid" }}
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configmap-bin-hash: {{ tuple "configmap-bin.yaml" . | include "helm-toolkit.utils.hash" }}
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configmap-etc-hash: {{ tuple "configmap-etc.yaml" . | include "helm-toolkit.utils.hash" }}
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mariadb-dbadmin-password-hash: {{ tuple "secret-dbadmin-password.yaml" . | include "helm-toolkit.utils.hash" }}
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mariadb-sst-password-hash: {{ tuple "secret-dbadmin-password.yaml" . | include "helm-toolkit.utils.hash" }}
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labels:
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{{ tuple $envAll "mariadb" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
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spec:
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serviceName: "{{ tuple "oslo_db" "discovery" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}"
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podManagementPolicy: "Parallel"
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replicas: {{ .Values.pod.replicas.server }}
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selector:
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matchLabels:
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{{ tuple $envAll "mariadb" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 6 }}
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template:
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metadata:
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labels:
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{{ tuple $envAll "mariadb" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
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annotations:
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{{ tuple $envAll | include "helm-toolkit.snippets.release_uuid" | indent 8 }}
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configmap-bin-hash: {{ tuple "configmap-bin.yaml" . | include "helm-toolkit.utils.hash" }}
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configmap-etc-hash: {{ tuple "configmap-etc.yaml" . | include "helm-toolkit.utils.hash" }}
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mariadb-dbadmin-password-hash: {{ tuple "secret-dbadmin-password.yaml" . | include "helm-toolkit.utils.hash" }}
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mariadb-sst-password-hash: {{ tuple "secret-dbadmin-password.yaml" . | include "helm-toolkit.utils.hash" }}
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{{ dict "envAll" $envAll "podName" "mariadb-server" "containerNames" (list "init" "mariadb-perms" "mariadb") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
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spec:
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shareProcessNamespace: true
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serviceAccountName: {{ $serviceAccountName }}
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{{ dict "envAll" $envAll "application" "server" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
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affinity:
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{{ tuple $envAll "mariadb" "server" | include "helm-toolkit.snippets.kubernetes_pod_anti_affinity" | indent 8 }}
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nodeSelector:
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{{ .Values.labels.server.node_selector_key }}: {{ .Values.labels.server.node_selector_value }}
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initContainers:
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{{ tuple $envAll "mariadb" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
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{{- if .Values.volume.chown_on_start }}
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- name: mariadb-perms
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{{ tuple $envAll "mariadb" | include "helm-toolkit.snippets.image" | indent 10 }}
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{{ dict "envAll" $envAll "application" "server" "container" "perms" | include "helm-toolkit.snippets.kubernetes_container_security_context" | indent 10 }}
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{{ tuple $envAll $envAll.Values.pod.resources.server | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
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command:
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- chown
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- -R
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- "mysql:mysql"
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- /var/lib/mysql
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volumeMounts:
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- name: pod-tmp
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mountPath: /tmp
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- name: mysql-data
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mountPath: /var/lib/mysql
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{{- end }}
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containers:
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- name: mariadb
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{{ tuple $envAll "mariadb" | include "helm-toolkit.snippets.image" | indent 10 }}
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{{ dict "envAll" $envAll "application" "server" "container" "mariadb" | include "helm-toolkit.snippets.kubernetes_container_security_context" | indent 10 }}
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{{ tuple $envAll $envAll.Values.pod.resources.server | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
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env:
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- name: POD_NAMESPACE
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valueFrom:
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fieldRef:
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fieldPath: metadata.namespace
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- name: MARIADB_REPLICAS
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value: {{ .Values.pod.replicas.server | quote }}
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- name: POD_NAME_PREFIX
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value: {{ tuple "oslo_db" "direct" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
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- name: DISCOVERY_DOMAIN
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value: {{ tuple "oslo_db" "discovery" . | include "helm-toolkit.endpoints.hostname_fqdn_endpoint_lookup" }}
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- name: DIRECT_SVC_NAME
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value: {{ tuple "oslo_db" "direct" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
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- name: WSREP_PORT
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value: {{ tuple "oslo_db" "direct" "wsrep" . | include "helm-toolkit.endpoints.endpoint_port_lookup" | quote }}
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- name: STATE_CONFIGMAP
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value: {{ printf "%s-%s" .Release.Name "mariadb-state" | quote }}
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- name: MYSQL_DBADMIN_USERNAME
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value: {{ .Values.endpoints.oslo_db.auth.admin.username }}
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- name: MYSQL_DBADMIN_PASSWORD
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valueFrom:
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secretKeyRef:
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name: mariadb-dbadmin-password
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key: MYSQL_DBADMIN_PASSWORD
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- name: MYSQL_DBSST_USERNAME
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value: {{ .Values.endpoints.oslo_db.auth.sst.username }}
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- name: MYSQL_DBSST_PASSWORD
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valueFrom:
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secretKeyRef:
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name: mariadb-dbsst-password
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key: MYSQL_DBSST_PASSWORD
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{{- if .Values.manifests.secret_dbaudit_password }}
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- name: MYSQL_DBAUDIT_USERNAME
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value: {{ .Values.endpoints.oslo_db.auth.audit.username }}
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- name: MYSQL_DBAUDIT_PASSWORD
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valueFrom:
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secretKeyRef:
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name: mariadb-dbaudit-password
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key: MYSQL_DBAUDIT_PASSWORD
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{{- end }}
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ports:
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- name: mysql
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protocol: TCP
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containerPort: {{ tuple "oslo_db" "direct" "mysql" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
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- name: wsrep
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protocol: TCP
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containerPort: {{ tuple "oslo_db" "direct" "wsrep" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
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command:
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- /tmp/start.py
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lifecycle:
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preStop:
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exec:
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command:
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- /tmp/stop.sh
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{{ dict "envAll" . "component" "server" "container" "mariadb" "type" "readiness" "probeTemplate" (include "mariadbReadinessProbe" . | fromYaml) | include "helm-toolkit.snippets.kubernetes_probe" | indent 10 }}
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volumeMounts:
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- name: pod-tmp
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mountPath: /tmp
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- name: var-run
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mountPath: /var/run/mysqld
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- name: mycnfd
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mountPath: /etc/mysql/conf.d
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- name: mariadb-bin
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mountPath: /tmp/start.py
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subPath: start.py
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readOnly: true
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- name: mariadb-bin
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mountPath: /tmp/stop.sh
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subPath: stop.sh
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readOnly: true
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- name: mariadb-bin
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mountPath: /tmp/readiness.sh
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subPath: readiness.sh
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readOnly: true
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- name: mariadb-etc
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mountPath: /etc/mysql/my.cnf
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subPath: my.cnf
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readOnly: true
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- name: mariadb-etc
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mountPath: /etc/mysql/conf.d/00-base.cnf
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subPath: 00-base.cnf
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readOnly: true
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{{- if .Values.conf.database.config_override }}
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- name: mariadb-etc
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mountPath: /etc/mysql/conf.d/20-override.cnf
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subPath: 20-override.cnf
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readOnly: true
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{{- end }}
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- name: mariadb-etc
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mountPath: /etc/mysql/conf.d/99-force.cnf
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subPath: 99-force.cnf
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readOnly: true
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- name: mariadb-secrets
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mountPath: /etc/mysql/admin_user.cnf
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subPath: admin_user.cnf
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readOnly: true
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- name: mysql-data
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mountPath: /var/lib/mysql
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volumes:
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- name: pod-tmp
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emptyDir: {}
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- name: mycnfd
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emptyDir: {}
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- name: var-run
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emptyDir: {}
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- name: mariadb-bin
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configMap:
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name: mariadb-bin
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defaultMode: 0555
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- name: mariadb-etc
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configMap:
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name: mariadb-etc
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defaultMode: 0444
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- name: mariadb-secrets
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secret:
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secretName: mariadb-secrets
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defaultMode: 0444
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{{- if not .Values.volume.enabled }}
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- name: mysql-data
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{{- if .Values.volume.use_local_path_for_single_pod_cluster.enabled }}
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hostPath:
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path: {{ .Values.volume.use_local_path_for_single_pod_cluster.host_path }}
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type: DirectoryOrCreate
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{{- else }}
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emptyDir: {}
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{{- end }}
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{{- end }}
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{{- if .Values.volume.enabled }}
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volumeClaimTemplates:
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- metadata:
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name: mysql-data
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spec:
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accessModes: ["ReadWriteOnce"]
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resources:
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requests:
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storage: {{ .Values.volume.size }}
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storageClassName: {{ .Values.volume.class_name }}
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{{- end }}
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{{- end }}
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