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# Modifications Copyright © 2018 AT&T
#
# 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: {{ include "common.release" . }}
heritage: {{ .Release.Service }}
spec:
serviceName: {{ .Values.service.name }}
replicas: {{ .Values.replicaCount }}
podManagementPolicy: Parallel
template:
metadata:
labels:
app: {{ include "common.name" . }}
release: {{ include "common.release" . }}
{{- if .Values.prometheus.jmx.enabled }}
annotations:
prometheus.io/scrape: "true"
prometheus.io/port: {{ .Values.prometheus.jmx.port | quote }}
{{- end }}
spec:
podAntiAffinity:
{{if eq .Values.podAntiAffinityType "hard" -}}
requiredDuringSchedulingIgnoredDuringExecution:
{{- else -}}
preferredDuringSchedulingIgnoredDuringExecution:
{{- end}}
- weight: 1
podAffinityTerm:
labelSelector:
matchExpressions:
- key: "app"
operator: In
values:
- {{ include "common.name" . }}
- key: "release"
operator: In
values:
- {{ include "common.release" . }}
topologyKey: "kubernetes.io/hostname"
{{- if .Values.nodeAffinity }}
nodeAffinity:
{{ toYaml .Values.nodeAffinity | indent 10 }}
{{- end }}
initContainers:
- name: {{ include "common.name" . }}-initcontainer
image: "{{ .Values.global.ubuntuInitRepository }}/{{ .Values.ubuntuInitImage }}"
imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
- command:
- /root/ready.py
args:
- --container-name
- {{ .Values.zookeeper.name }}
env:
- name: NAMESPACE
valueFrom:
fieldRef:
apiVersion: v1
fieldPath: metadata.namespace
image: "{{ .Values.global.readinessRepository }}/{{ .Values.global.readinessImage }}"
imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
name: {{ include "common.name" . }}-readiness
- command:
- sh
- -exec
- |
chown -R 1000:0 /var/lib/kafka/data;
image: "{{ .Values.busyBoxRepository }}/{{ .Values.busyBoxImage }}"
imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
volumeMounts:
- mountPath: /var/lib/kafka/data
name: kafka-data
name: {{ include "common.name" . }}-permission-fixer
- command:
- sh
args:
- -c
- "cd /config-input && for PFILE in `ls -1 .`; do envsubst <${PFILE} >/etc/kafka/secrets/jaas/${PFILE}; done"
env:
- name: ZK_ADMIN
{{- include "common.secret.envFromSecret" (dict "global" . "uid" "zk-client" "key" "login") | indent 10 }}
- name: ZK_PSWD
{{- include "common.secret.envFromSecret" (dict "global" . "uid" "zk-client" "key" "password") | indent 10 }}
- name: KAFKA_ADMIN
{{- include "common.secret.envFromSecret" (dict "global" . "uid" "kafka-admin" "key" "login") | indent 10 }}
- name: KAFKA_PSWD
{{- include "common.secret.envFromSecret" (dict "global" . "uid" "kafka-admin" "key" "password") | indent 10 }}
volumeMounts:
- mountPath: /etc/kafka/secrets/jaas
name: jaas-config
- mountPath: /config-input
name: jaas
image: "{{ .Values.global.envsubstImage }}"
imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
name: {{ include "common.name" . }}-update-config
containers:
{{- if .Values.prometheus.jmx.enabled }}
- name: prometheus-jmx-exporter
image: "{{ .Values.prometheus.jmx.imageRepository }}/{{ .Values.prometheus.jmx.image }}:{{ .Values.prometheus.jmx.imageTag }}"
imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
command:
- java
- -XX:+UnlockExperimentalVMOptions
- -XX:+UseCGroupMemoryLimitForHeap
- -XX:MaxRAMFraction=1
- -XshowSettings:vm
- -jar
- jmx_prometheus_httpserver.jar
- {{ .Values.prometheus.jmx.port | quote }}
- /etc/jmx-kafka/jmx-kafka-prometheus.yml
ports:
- containerPort: {{ .Values.prometheus.jmx.port }}
resources:
{{ toYaml .Values.prometheus.jmx.resources | indent 10 }}
volumeMounts:
- name: jmx-config
mountPath: /etc/jmx-kafka
{{- end }}
- name: {{ include "common.name" . }}
image: "{{ include "common.repository" . }}/{{ .Values.image }}"
imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
command:
- sh
- -exc
- |
export KAFKA_BROKER_ID=${HOSTNAME##*-} && \
{{- if .Values.global.aafEnabled }}
export KAFKA_ADVERTISED_LISTENERS=EXTERNAL_SASL_PLAINTEXT://$(HOST_IP):$(( $KAFKA_BROKER_ID + {{ .Values.service.baseNodePort }} )),INTERNAL_SASL_PLAINTEXT://:{{ .Values.service.internalPort }} && \
{{ else }}
export KAFKA_ADVERTISED_LISTENERS=EXTERNAL_PLAINTEXT://$(HOST_IP):$(( $KAFKA_BROKER_ID + {{ .Values.service.baseNodePort }} )),INTERNAL_PLAINTEXT://:{{ .Values.service.internalPort }} && \
{{- end }}
exec /etc/confluent/docker/run
resources:
{{ include "common.resources" . | indent 12 }}
ports:
- containerPort: {{ .Values.service.internalPort }}
- containerPort: {{ .Values.service.externalPort }}
{{- if .Values.prometheus.jmx.enabled }}
- containerPort: {{ .Values.jmx.port }}
name: jmx
{{- end }}
{{ 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 }}
timeoutSeconds: {{ .Values.readiness.timeoutSeconds }}
env:
- name: HOST_IP
valueFrom:
fieldRef:
apiVersion: v1
fieldPath: status.hostIP
- name: KAFKA_ZOOKEEPER_CONNECT
value: {{ include "common.release" . }}-{{.Values.zookeeper.name}}-0.{{.Values.zookeeper.name}}.{{.Release.Namespace}}.svc.cluster.local:{{.Values.zookeeper.port}},{{ include "common.release" . }}-{{.Values.zookeeper.name}}-1.{{.Values.zookeeper.name}}.{{.Release.Namespace}}.svc.cluster.local:{{.Values.zookeeper.port}},{{ include "common.release" . }}-{{.Values.zookeeper.name}}-2.{{.Values.zookeeper.name}}.{{.Release.Namespace}}.svc.cluster.local:{{.Values.zookeeper.port}}
- name: KAFKA_CONFLUENT_SUPPORT_METRICS_ENABLE
value: "{{ .Values.kafka.enableSupport }}"
- name: KAFKA_OPTS
value: "{{ .Values.kafka.jaasOptions }}"
{{- if .Values.global.aafEnabled }}
- name: KAFKA_OPTS
value: "{{ .Values.kafka.jaasOptionsAaf }}"
- name: aaf_locate_url
value: https://aaf-locate.{{ include "common.namespace" . }}:8095
- name: KAFKA_LISTENER_SECURITY_PROTOCOL_MAP
value: "{{ .Values.kafka.protocolMapAaf }}"
- name: KAFKA_LISTENERS
value: "{{ .Values.kafka.listenersAaf }}"
- name: KAFKA_SASL_ENABLED_MECHANISMS
value: "{{ .Values.kafka.saslMech }}"
- name: KAFKA_INTER_BROKER_LISTENER_NAME
value: "{{ .Values.kafka.interBrokerListernerAaf }}"
- name: KAFKA_SASL_MECHANISM_INTER_BROKER_PROTOCOL
value: "{{ .Values.kafka.saslInterBrokerProtocol }}"
- name: KAFKA_AUTHORIZER_CLASS_NAME
value: "{{ .Values.kafka.authorizer }}"
{{ else }}
- name: KAFKA_OPTS
value: "{{ .Values.kafka.jaasOptions }}"
- name: KAFKA_LISTENER_SECURITY_PROTOCOL_MAP
value: "{{ .Values.kafka.protocolMap }}"
- name: KAFKA_LISTENERS
value: "{{ .Values.kafka.listeners }}"
- name: KAFKA_INTER_BROKER_LISTENER_NAME
value: "{{ .Values.kafka.interBrokerListerner }}"
{{- end }}
{{- range $key, $value := .Values.configurationOverrides }}
- name: {{ printf "KAFKA_%s" $key | replace "." "_" | upper | quote }}
value: {{ $value | quote }}
{{- end }}
{{- if .Values.jmx.port }}
- name: KAFKA_JMX_PORT
value: "{{ .Values.jmx.port }}"
{{- end }}
- name: enableCadi
value: "{{ .Values.global.aafEnabled }}"
volumeMounts:
- mountPath: /etc/localtime
name: localtime
readOnly: true
- mountPath: /var/run/docker.sock
name: docker-socket
{{- if .Values.global.aafEnabled }}
- mountPath: /etc/kafka/data/cadi.properties
subPath: cadi.properties
name: cadi
{{ end }}
- name: jaas-config
mountPath: /etc/kafka/secrets/jaas
- mountPath: /var/lib/kafka/data
name: kafka-data
{{- if .Values.tolerations }}
tolerations:
{{ toYaml .Values.tolerations | indent 10 }}
{{- end }}
volumes:
- name: localtime
hostPath:
path: /etc/localtime
- name: jaas-config
emptyDir:
medium: Memory
- name: docker-socket
hostPath:
path: /var/run/docker.sock
{{- if .Values.global.aafEnabled }}
- name: cadi
configMap:
name: {{ include "common.fullname" . }}-cadi-prop-configmap
{{ end }}
- name: jaas
configMap:
name: {{ include "common.fullname" . }}-jaas-configmap
{{- if .Values.prometheus.jmx.enabled }}
- name: jmx-config
configMap:
name: {{ include "common.fullname" . }}-prometheus-configmap
{{- end }}
{{ if not .Values.persistence.enabled }}
- name: kafka-data
emptyDir: {}
{{ else }}
volumeClaimTemplates:
- metadata:
name: kafka-data
labels:
app: {{ include "common.fullname" . }}
chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
release: "{{ include "common.release" . }}"
heritage: "{{ .Release.Service }}"
spec:
accessModes:
- {{ .Values.persistence.accessMode | quote }}
storageClassName: {{ include "common.storageClass" . }}
resources:
requests:
storage: {{ .Values.persistence.size | quote }}
{{ end }}
imagePullSecrets:
- name: "{{ include "common.namespace" . }}-docker-registry-key"
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