分布式调度框架。
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#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You 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:
name: {{ include "dolphinscheduler.fullname" . }}-worker
labels:
app.kubernetes.io/name: {{ include "dolphinscheduler.fullname" . }}-worker
app.kubernetes.io/instance: {{ .Release.Name }}
app.kubernetes.io/managed-by: {{ .Release.Service }}
app.kubernetes.io/component: worker
spec:
podManagementPolicy: {{ .Values.worker.podManagementPolicy }}
replicas: {{ .Values.worker.replicas }}
selector:
matchLabels:
app.kubernetes.io/name: {{ include "dolphinscheduler.fullname" . }}-worker
app.kubernetes.io/instance: {{ .Release.Name }}
app.kubernetes.io/managed-by: {{ .Release.Service }}
app.kubernetes.io/component: worker
serviceName: {{ template "dolphinscheduler.fullname" . }}-worker-headless
template:
metadata:
labels:
app.kubernetes.io/name: {{ include "dolphinscheduler.fullname" . }}-worker
app.kubernetes.io/instance: {{ .Release.Name }}
app.kubernetes.io/managed-by: {{ .Release.Service }}
app.kubernetes.io/component: worker
spec:
{{- if .Values.worker.affinity }}
affinity: {{- toYaml .Values.worker.affinity | nindent 8 }}
{{- end }}
{{- if .Values.worker.nodeSelector }}
nodeSelector: {{- toYaml .Values.worker.nodeSelector | nindent 8 }}
{{- end }}
{{- if .Values.worker.tolerations }}
tolerations: {{- toYaml . | nindent 8 }}
{{- end }}
initContainers:
- name: init-zookeeper
image: busybox:1.31.0
command:
- /bin/sh
- -ec
- |
echo "${ZOOKEEPER_QUORUM}" | awk -F ',' 'BEGIN{ i=1 }{ while( i <= NF ){ print $i; i++ } }' | while read line; do
while ! nc -z ${line%:*} ${line#*:}; do
counter=$((counter+1))
if [ $counter == 5 ]; then
echo "Error: Couldn't connect to zookeeper."
exit 1
fi
echo "Trying to connect to zookeeper at ${line}. Attempt $counter."
sleep 60
done
done
env:
- name: ZOOKEEPER_QUORUM
{{- if .Values.zookeeper.enabled }}
value: "{{ template "dolphinscheduler.zookeeper.quorum" . }}"
{{- else }}
value: {{ .Values.externalZookeeper.zookeeperQuorum }}
{{- end }}
- name: init-postgresql
image: busybox:1.31.0
command:
- /bin/sh
- -ec
- |
while ! nc -z ${POSTGRESQL_HOST} ${POSTGRESQL_PORT}; do
counter=$((counter+1))
if [ $counter == 5 ]; then
echo "Error: Couldn't connect to postgresql."
exit 1
fi
echo "Trying to connect to postgresql at ${POSTGRESQL_HOST}:${POSTGRESQL_PORT}. Attempt $counter."
sleep 60
done
env:
- name: POSTGRESQL_HOST
{{- if .Values.postgresql.enabled }}
value: {{ template "dolphinscheduler.postgresql.fullname" . }}
{{- else }}
value: {{ .Values.externalDatabase.host | quote }}
{{- end }}
- name: POSTGRESQL_PORT
{{- if .Values.postgresql.enabled }}
value: "5432"
{{- else }}
value: {{ .Values.externalDatabase.port }}
{{- end }}
containers:
- name: {{ include "dolphinscheduler.fullname" . }}-worker
image: {{ include "dolphinscheduler.image.repository" . | quote }}
args:
- "worker-server"
ports:
- containerPort: 50051
name: "logs-port"
imagePullPolicy: {{ .Values.image.pullPolicy }}
env:
- name: TZ
value: {{ .Values.timezone }}
- name: WORKER_EXEC_THREADS
valueFrom:
configMapKeyRef:
name: {{ include "dolphinscheduler.fullname" . }}-worker
key: WORKER_EXEC_THREADS
- name: WORKER_FETCH_TASK_NUM
valueFrom:
configMapKeyRef:
name: {{ include "dolphinscheduler.fullname" . }}-worker
key: WORKER_FETCH_TASK_NUM
- name: WORKER_HEARTBEAT_INTERVAL
valueFrom:
configMapKeyRef:
name: {{ include "dolphinscheduler.fullname" . }}-worker
key: WORKER_HEARTBEAT_INTERVAL
- name: WORKER_MAX_CPULOAD_AVG
valueFrom:
configMapKeyRef:
name: {{ include "dolphinscheduler.fullname" . }}-worker
key: WORKER_MAX_CPULOAD_AVG
- name: WORKER_RESERVED_MEMORY
valueFrom:
configMapKeyRef:
name: {{ include "dolphinscheduler.fullname" . }}-worker
key: WORKER_RESERVED_MEMORY
- name: POSTGRESQL_HOST
{{- if .Values.postgresql.enabled }}
value: {{ template "dolphinscheduler.postgresql.fullname" . }}
{{- else }}
value: {{ .Values.externalDatabase.host | quote }}
{{- end }}
- name: POSTGRESQL_PORT
{{- if .Values.postgresql.enabled }}
value: "5432"
{{- else }}
value: {{ .Values.externalDatabase.port }}
{{- end }}
- name: POSTGRESQL_USERNAME
{{- if .Values.postgresql.enabled }}
value: {{ .Values.postgresql.postgresqlUsername }}
{{- else }}
value: {{ .Values.externalDatabase.username | quote }}
{{- end }}
- name: POSTGRESQL_PASSWORD
valueFrom:
secretKeyRef:
{{- if .Values.postgresql.enabled }}
name: {{ template "dolphinscheduler.postgresql.fullname" . }}
key: postgresql-password
{{- else }}
name: {{ printf "%s-%s" .Release.Name "externaldb" }}
key: db-password
{{- end }}
- name: TASK_QUEUE
{{- if .Values.zookeeper.enabled }}
value: {{ .Values.zookeeper.taskQueue }}
{{- else }}
value: {{ .Values.externalZookeeper.taskQueue }}
{{- end }}
- name: ZOOKEEPER_QUORUM
{{- if .Values.zookeeper.enabled }}
value: "{{ template "dolphinscheduler.zookeeper.quorum" . }}"
{{- else }}
value: {{ .Values.externalZookeeper.zookeeperQuorum }}
{{- end }}
{{- if .Values.worker.livenessProbe.enabled }}
livenessProbe:
exec:
command:
- sh
- /root/checkpoint.sh
- worker-server
initialDelaySeconds: {{ .Values.worker.livenessProbe.initialDelaySeconds }}
periodSeconds: {{ .Values.worker.livenessProbe.periodSeconds }}
timeoutSeconds: {{ .Values.worker.livenessProbe.timeoutSeconds }}
successThreshold: {{ .Values.worker.livenessProbe.successThreshold }}
failureThreshold: {{ .Values.worker.livenessProbe.failureThreshold }}
{{- end }}
{{- if .Values.worker.readinessProbe.enabled }}
readinessProbe:
exec:
command:
- sh
- /root/checkpoint.sh
- worker-server
initialDelaySeconds: {{ .Values.worker.readinessProbe.initialDelaySeconds }}
periodSeconds: {{ .Values.worker.readinessProbe.periodSeconds }}
timeoutSeconds: {{ .Values.worker.readinessProbe.timeoutSeconds }}
successThreshold: {{ .Values.worker.readinessProbe.successThreshold }}
failureThreshold: {{ .Values.worker.readinessProbe.failureThreshold }}
{{- end }}
volumeMounts:
- mountPath: {{ include "dolphinscheduler.worker.base.dir" . | quote }}
name: {{ include "dolphinscheduler.fullname" . }}-worker-data
- mountPath: "/opt/dolphinscheduler/logs"
name: {{ include "dolphinscheduler.fullname" . }}-worker-logs
- mountPath: "/opt/dolphinscheduler/conf/env/dolphinscheduler_env.sh"
subPath: "dolphinscheduler_env.sh"
name: {{ include "dolphinscheduler.fullname" . }}-worker-configmap
volumes:
- name: {{ include "dolphinscheduler.fullname" . }}-worker-data
{{- if .Values.worker.persistentVolumeClaim.dataPersistentVolume.enabled }}
persistentVolumeClaim:
claimName: {{ include "dolphinscheduler.fullname" . }}-worker-data
{{- else }}
emptyDir: {}
{{- end }}
- name: {{ include "dolphinscheduler.fullname" . }}-worker-logs
{{- if .Values.worker.persistentVolumeClaim.logsPersistentVolume.enabled }}
persistentVolumeClaim:
claimName: {{ include "dolphinscheduler.fullname" . }}-worker-logs
{{- else }}
emptyDir: {}
{{- end }}
- name: {{ include "dolphinscheduler.fullname" . }}-worker-configmap
configMap:
defaultMode: 0777
name: {{ include "dolphinscheduler.fullname" . }}-worker
items:
- key: dolphinscheduler_env.sh
path: dolphinscheduler_env.sh
{{- if .Values.worker.persistentVolumeClaim.enabled }}
volumeClaimTemplates:
{{- if .Values.worker.persistentVolumeClaim.dataPersistentVolume.enabled }}
- metadata:
name: {{ include "dolphinscheduler.fullname" . }}-worker-data
labels:
app.kubernetes.io/name: {{ include "dolphinscheduler.fullname" . }}-worker-data
app.kubernetes.io/instance: {{ .Release.Name }}
app.kubernetes.io/managed-by: {{ .Release.Service }}
spec:
accessModes:
{{- range .Values.worker.persistentVolumeClaim.dataPersistentVolume.accessModes }}
- {{ . | quote }}
{{- end }}
storageClassName: {{ .Values.worker.persistentVolumeClaim.dataPersistentVolume.storageClassName | quote }}
resources:
requests:
storage: {{ .Values.worker.persistentVolumeClaim.dataPersistentVolume.storage | quote }}
{{- end }}
{{- if .Values.worker.persistentVolumeClaim.logsPersistentVolume.enabled }}
- metadata:
name: {{ include "dolphinscheduler.fullname" . }}-worker-logs
labels:
app.kubernetes.io/name: {{ include "dolphinscheduler.fullname" . }}-worker-logs
app.kubernetes.io/instance: {{ .Release.Name }}
app.kubernetes.io/managed-by: {{ .Release.Service }}
spec:
accessModes:
{{- range .Values.worker.persistentVolumeClaim.logsPersistentVolume.accessModes }}
- {{ . | quote }}
{{- end }}
storageClassName: {{ .Values.worker.persistentVolumeClaim.logsPersistentVolume.storageClassName | quote }}
resources:
requests:
storage: {{ .Values.worker.persistentVolumeClaim.logsPersistentVolume.storage | quote }}
{{- end }}
{{- end }}