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{{/*
# Copyright © 2018 Amdocs, Bell Canada
# Copyright © 2019 Samsung Electronics
# Copyright © 2019-2020 Orange
# Copyright © 2020 Bitnami
#
# 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/v1
kind: StatefulSet
metadata: {{- include "common.resourceMetadata" . | nindent 2 }}
spec:
podManagementPolicy: {{ .Values.podManagementPolicy }}
replicas: {{ .Values.replicaCount }}
selector: {{- include "common.selectors" . | nindent 4 }}
serviceName: {{ include "common.servicename" . }}-headless
updateStrategy:
type: {{ .Values.updateStrategy.type }}
{{- if (eq "Recreate" .Values.updateStrategy.type) }}
rollingUpdate: null
{{- end }}
template:
metadata: {{- include "common.templateMetadata" . | nindent 6 }}
spec:
{{ include "common.podSecurityContext" . | indent 6 | trim }}
initContainers:
# we shouldn't need this but for unknown reason, it's fsGroup is not
# applied
- name: fix-permission
command:
- /bin/sh
args:
- -c
- |
chown -R {{ .Values.securityContext.user_id }}:{{ .Values.securityContext.group_id }} /data
chown -R {{ .Values.securityContext.user_id }}:{{ .Values.securityContext.group_id }} /bootstrap/
chown -R {{ .Values.securityContext.user_id }}:{{ .Values.securityContext.group_id }} /tmp/
{{- if .Values.mariadbConfiguration }}
cp /config/my.cnf /actual/my.cnf
chown -R {{ .Values.securityContext.user_id }}:{{ .Values.securityContext.group_id }} /actual
{{- end }}
image: {{ include "repositoryGenerator.image.busybox" . }}
imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
securityContext:
runAsUser: 0
volumeMounts:
- name: previous-boot
mountPath: /bootstrap
- name: mariadb-tmp-folder
mountPath: /tmp
- name: {{ include "common.fullname" . }}
mountPath: /data
{{- if .Values.mariadbConfiguration }}
- name: mariadb-galera-starting-config
mountPath: /config/my.cnf
subPath: my.cnf
- name: mariadb-galera-actual-config
mountPath: /actual
{{- end }}
containers:
- name: {{ include "common.name" . }}
image: {{ include "repositoryGenerator.dockerHubRepository" . }}/{{ .Values.image }}
imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy | quote}}
command:
- bash
- -ec
- |
{{- if (not (empty (.Values.galera.bootstrap.bootstrapFromNode | quote)))}}
{{- $fullname := include "common.names.fullname" . }}
{{- $bootstrapFromNode := int .Values.galera.bootstrap.bootstrapFromNode }}
# Bootstrap from the indicated node
NODE_ID="${MY_POD_NAME#"{{ $fullname }}-"}"
if [[ "$NODE_ID" -eq "{{ $bootstrapFromNode }}" ]]; then
export MARIADB_GALERA_CLUSTER_BOOTSTRAP=yes
export MARIADB_GALERA_FORCE_SAFETOBOOTSTRAP={{ ternary "yes" "no" .Values.galera.bootstrap.forceSafeToBootstrap }}
fi
{{- end }}
exec /opt/bitnami/scripts/mariadb-galera/entrypoint.sh /opt/bitnami/scripts/mariadb-galera/run.sh
env:
- name: MY_POD_NAME
valueFrom:
fieldRef:
fieldPath: metadata.name
- name: BITNAMI_DEBUG
value: {{ ternary "true" "false" .Values.debug | quote }}
- name: MARIADB_INIT_SLEEP_TIME
value: {{ .Values.init_sleep_time | quote }}
- name: MARIADB_GALERA_CLUSTER_NAME
value: {{ .Values.galera.name | quote }}
- name: MARIADB_GALERA_CLUSTER_ADDRESS
value: "gcomm://{{ template "common.name" . }}-headless.{{ include "common.namespace" . }}.svc.{{ .Values.global.clusterDomain }}"
# Bitnami init script don't behave well in dual stack env.
# set it here as long as https://github.com/bitnami/charts/issues/4077 is not solved.
- name: MARIADB_GALERA_NODE_ADDRESS
valueFrom:
fieldRef:
fieldPath: status.podIP
- name: MARIADB_ROOT_USER
value: {{ .Values.rootUser.user | quote }}
- name: MARIADB_ROOT_PASSWORD
{{- include "common.secret.envFromSecretFast" (dict "global" . "uid" (include "common.mariadb.secret.rootPassUID" .) "key" "password") | indent 14 }}
- name: MARIADB_USER
{{- include "common.secret.envFromSecretFast" (dict "global" . "uid" (include "common.mariadb.secret.userCredentialsUID" .) "key" "login") | indent 14 }}
- name: MARIADB_PASSWORD
{{- include "common.secret.envFromSecretFast" (dict "global" . "uid" (include "common.mariadb.secret.userCredentialsUID" .) "key" "password") | indent 14 }}
- name: MARIADB_DATABASE
value: {{ .Values.db.name | quote }}
- name: MARIADB_GALERA_MARIABACKUP_USER
{{- include "common.secret.envFromSecretFast" (dict "global" . "uid" (include "common.mariadb.secret.backupCredentialsUID" .) "key" "login") | indent 14 }}
- name: MARIADB_GALERA_MARIABACKUP_PASSWORD
{{- include "common.secret.envFromSecretFast" (dict "global" . "uid" (include "common.mariadb.secret.backupCredentialsUID" .) "key" "password") | indent 14 }}
{{- if .Values.extraFlags }}
- name: MARIADB_EXTRA_FLAGS
value: {{ .Values.extraFlags | quote }}
{{- end }}
ports: {{ include "common.containerPorts" . | nindent 12 }}
{{- if .Values.livenessProbe.enabled }}
livenessProbe:
exec:
command:
- sh
- -ec
- |
exec mysqladmin status -u$MARIADB_ROOT_USER -p$MARIADB_ROOT_PASSWORD
initialDelaySeconds: {{ .Values.livenessProbe.initialDelaySeconds }}
periodSeconds: {{ .Values.livenessProbe.periodSeconds }}
timeoutSeconds: {{ .Values.livenessProbe.timeoutSeconds }}
successThreshold: {{ .Values.livenessProbe.successThreshold }}
failureThreshold: {{ .Values.livenessProbe.failureThreshold }}
{{- end }}
{{- if .Values.readinessProbe.enabled }}
readinessProbe:
exec:
command:
- sh
- -ec
- |
exec mysqladmin status -u$MARIADB_ROOT_USER -p$MARIADB_ROOT_PASSWORD
initialDelaySeconds: {{ .Values.readinessProbe.initialDelaySeconds }}
periodSeconds: {{ .Values.readinessProbe.periodSeconds }}
timeoutSeconds: {{ .Values.readinessProbe.timeoutSeconds }}
successThreshold: {{ .Values.readinessProbe.successThreshold }}
failureThreshold: {{ .Values.readinessProbe.failureThreshold }}
{{- end }}
{{- if .Values.startupProbe.enabled }}
startupProbe:
exec:
command:
- sh
- -ec
- |
exec mysqladmin status -u$MARIADB_ROOT_USER -p$MARIADB_ROOT_PASSWORD
initialDelaySeconds: {{ .Values.startupProbe.initialDelaySeconds }}
periodSeconds: {{ .Values.startupProbe.periodSeconds }}
timeoutSeconds: {{ .Values.startupProbe.timeoutSeconds }}
successThreshold: {{ .Values.startupProbe.successThreshold }}
failureThreshold: {{ .Values.startupProbe.failureThreshold }}
{{- end }}
resources: {{ include "common.resources" . | nindent 12 }}
volumeMounts:
- name: previous-boot
mountPath: /opt/bitnami/mariadb/.bootstrap
- name: {{ include "common.fullname" . }}
mountPath: /bitnami/mariadb
- name: mariadb-tmp-folder
mountPath: /opt/bitnami/mariadb/tmp
{{- if .Values.mariadbConfiguration }}
- name: mariadb-galera-actual-config
mountPath: /opt/bitnami/mariadb/conf
{{- end }}
{{- if default false .Values.global.metrics.enabled }}
- name: {{ include "common.name" . }}-metrics
image: {{ include "repositoryGenerator.dockerHubRepository" . }}/{{ .Values.metrics.image }}
imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.metrics.pullPolicy | quote}}
env:
- name: MARIADB_METRICS_EXTRA_FLAGS
value: {{ default "" (join " " .Values.metrics.extraFlags) | quote }}
- name: MARIADB_ROOT_USER
value: {{ .Values.rootUser.user | quote }}
- name: MARIADB_ROOT_PASSWORD
{{- include "common.secret.envFromSecretFast" (dict "global" . "uid" (include "common.mariadb.secret.rootPassUID" .) "key" "password") | indent 14}}
command:
- sh
- -c
- |
DATA_SOURCE_NAME="$MARIADB_ROOT_USER:$MARIADB_ROOT_PASSWORD@(localhost:3306)/" /bin/mysqld_exporter $MARIADB_METRICS_EXTRA_FLAGS
ports:
- name: metrics
containerPort: 9104
livenessProbe:
httpGet:
path: /metrics
port: metrics
initialDelaySeconds: 30
timeoutSeconds: 5
readinessProbe:
httpGet:
path: /metrics
port: metrics
initialDelaySeconds: 5
timeoutSeconds: 1
{{ include "common.containerSecurityContext" . | indent 10 | trim }}
resources: {{- toYaml .Values.metrics.resources | nindent 12 }}
{{- end }}
imagePullSecrets:
- name: {{ include "common.namespace" . }}-docker-registry-key
{{- if .Values.schedulerName }}
schedulerName: {{ .Values.schedulerName | quote }}
{{- end }}
{{- if .Values.priorityClassName }}
priorityClassName: {{ .Values.priorityClassName }}
{{- end }}
serviceAccountName: {{ include "common.fullname" (dict "suffix" "read" "dot" . )}}
{{- if .Values.affinity }}
affinity: {{- include "common.tplvalues" ( dict "value" .Values.affinity "context" $) | nindent 8 }}
{{- else }}
affinity:
podAffinity: {{- include "common.affinities.pods" (dict "type" .Values.podAffinityPreset "context" $) | nindent 10 }}
podAntiAffinity: {{- include "common.affinities.pods" (dict "type" .Values.podAntiAffinityPreset "context" $) | nindent 10 }}
nodeAffinity: {{- include "common.affinities.nodes" (dict "type" .Values.nodeAffinityPreset.type "key" .Values.nodeAffinityPreset.key "values" .Values.nodeAffinityPreset.values) | nindent 10 }}
{{- end }}
{{- if .Values.nodeSelector }}
nodeSelector: {{- include "common.tplvalues" ( dict "value" .Values.nodeSelector "context" $) | nindent 8 }}
{{- end }}
{{- if .Values.tolerations }}
tolerations: {{- include "common.tplvalues" (dict "value" .Values.tolerations "context" .) | nindent 8 }}
{{- end }}
volumes:
- name: previous-boot
emptyDir: {}
- name: mariadb-tmp-folder
emptyDir: {}
{{- if .Values.mariadbConfiguration }}
- name: mariadb-galera-actual-config
emptyDir: {}
- name: mariadb-galera-starting-config
configMap:
name: {{ printf "%s-configuration" (include "common.fullname" .) }}
{{- end }}
{{- if and .Values.persistence.enabled .Values.persistence.existingClaim }}
- name: {{ include "common.fullname" . }}
persistentVolumeClaim:
claimName: {{ .Values.persistence.existingClaim }}
{{- else if not .Values.persistence.enabled }}
- name: {{ include "common.fullname" . }}
emptyDir: {}
{{- else if and .Values.persistence.enabled (not .Values.persistence.existingClaim) }}
volumeClaimTemplates:
- {{ include "common.PVCTemplate" (dict "dot" . "suffix" "data" "persistenceInfos" .Values.persistence) | indent 6 | trim }}
{{- end }}
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