---
apiVersion: v1
kind: PersistentVolume
metadata:
name: mysql8-pv
namespace: database
spec:
capacity:
storage: 50Gi
volumeMode: Filesystem
accessModes:
- ReadWriteOnce
- ReadWriteMany
storageClassName: nfs-client
persistentVolumeReclaimPolicy: Retain
nfs:
path: /app/nfs/
server: 192.168.1.122
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: mysql8-pvc
namespace: database
spec:
accessModes:
- ReadWriteOnce
- ReadWriteMany
storageClassName: nfs-client
resources:
requests:
storage: 50Gi
---
kind: ConfigMap
apiVersion: v1
metadata:
name: mysql8-config
namespace: database
data:
my.cnf: |-
[mysql]
default-character-set=utf8
[client]
default-character-set=utf8
[mysqld]
# 字符集
character_set_server=utf8
init_connect='SET NAMES utf8'
# 最大连接数
max_connections=1000
# binlog
log-bin=mysql-bin
binlog-format=ROW
# 忽略大小写
lower_case_table_names=2
---
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: mysql8
namespace: database
spec:
selector:
matchLabels:
app: mysql8
strategy:
type: Recreate
template:
metadata:
labels:
app: mysql8
spec:
containers:
- image: mysql:8
name: mysql8
volumeMounts:
- name: time-zone
mountPath: /etc/localtime
- name: mysql8-persistent-storage
mountPath: /var/lib/mysql
- name: config
mountPath: /etc/mysql/conf.d
env:
- name: MYSQL_ROOT_PASSWORD
value: "123456" # change: Ioubuy123
ports:
- containerPort: 3306
name: mysql8
volumes:
- name: mysql8-persistent-storage
persistentVolumeClaim:
claimName: mysql8-pvc
- name: time-zone
hostPath:
path: /etc/localtime
- name: config
configMap:
name: mysql8-config
---
apiVersion: v1
kind: Service
metadata:
name: mysql8-svc
namespace: database
spec:
selector:
app: mysql8
type: NodePort
ports:
- name: mysql8-svc
protocol: TCP
port: 3306
targetPort: 3306
nodePort: 31236
前提: 创建好 storage-class
---
apiVersion: v1
kind: Service
metadata:
name: zk-hs
labels:
app: zk
spec:
ports:
- port: 2888
name: server
- port: 3888
name: leader-election
clusterIP: None
selector:
app: zk
---
apiVersion: v1
kind: Service
metadata:
name: zk-cs
labels:
app: zk
spec:
ports:
- port: 2181
name: client
selector:
app: zk
---
apiVersion: policy/v1
kind: PodDisruptionBudget
metadata:
name: zk-pdb
spec:
selector:
matchLabels:
app: zk
maxUnavailable: 1
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
name: zk
spec:
selector:
matchLabels:
app: zk
serviceName: zk-hs
replicas: 3
updateStrategy:
type: RollingUpdate
podManagementPolicy: OrderedReady
template:
metadata:
labels:
app: zk
spec:
containers:
- name: kubernetes-zookeeper
imagePullPolicy: Always
image: "registry.k8s.io/kubernetes-zookeeper:1.0-3.4.10"
resources:
requests:
memory: "1Gi"
cpu: "0.5"
ports:
- containerPort: 2181
name: client
- containerPort: 2888
name: server
- containerPort: 3888
name: leader-election
command:
- sh
- -c
- "start-zookeeper \
--servers=3 \
--data_dir=/var/lib/zookeeper/data \
--data_log_dir=/var/lib/zookeeper/data/log \
--conf_dir=/opt/zookeeper/conf \
--client_port=2181 \
--election_port=3888 \
--server_port=2888 \
--tick_time=2000 \
--init_limit=10 \
--sync_limit=5 \
--heap=512M \
--max_client_cnxns=60 \
--snap_retain_count=3 \
--purge_interval=12 \
--max_session_timeout=40000 \
--min_session_timeout=4000 \
--log_level=INFO"
readinessProbe:
exec:
command:
- sh
- -c
- "zookeeper-ready 2181"
initialDelaySeconds: 10
timeoutSeconds: 5
livenessProbe:
exec:
command:
- sh
- -c
- "zookeeper-ready 2181"
initialDelaySeconds: 10
timeoutSeconds: 5
volumeMounts:
- name: zkdir
mountPath: /var/lib/zookeeper
securityContext:
runAsUser: 1000
fsGroup: 1000
volumeClaimTemplates:
- metadata:
name: zkdir
annotations:
volume.beta.kubernetes.io/storage-class: "managed-nfs-storage"
spec:
accessModes: [ "ReadWriteOnce" ]
resources:
requests:
storage: 10Gi
storageClassName: managed-nfs-storage---
apiVersion: v1
kind: Service
metadata:
name: kafka-hs
labels:
app: kafka
spec:
ports:
- port: 9092
name: server
clusterIP: None
selector:
app: kafka
---
apiVersion: v1
kind: Service
metadata:
name: kafka-cs
labels:
app: kafka
spec:
ports:
- port: 2181
name: client
selector:
app: kafka
---
apiVersion: policy/v1
kind: PodDisruptionBudget
metadata:
name: kafka-pdb
spec:
selector:
matchLabels:
app: kafka
maxUnavailable: 1
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
name: kafka
spec:
selector:
matchLabels:
app: kafka
serviceName: kafka-hs
replicas: 3
updateStrategy:
type: RollingUpdate
podManagementPolicy: OrderedReady
template:
metadata:
labels:
app: kafka
spec:
containers:
- name: kubernetes-kafka
imagePullPolicy: Always
image: cloudtrackinc/kubernetes-kafka:0.10.0.1
resources:
requests:
memory: "2Gi"
cpu: "0.5"
ports:
- containerPort: 9092
name: server
command:
- sh
- -c
- "exec /opt/kafka_2.11-0.10.0.1/bin/kafka-server-start.sh /opt/kafka_2.11-0.10.0.1/config/server.properties --override broker.id=${HOSTNAME##*-} \
--override listeners=PLAINTEXT://:9092 \
--override zookeeper.connect=zk-2.zk-hs.bigdata.svc.cluster.local:2181,zk-1.zk-hs.bigdata.svc.cluster.local:2181,zk-0.zk-hs.bigdata.svc.cluster.local:2181 \
--override log.dirs=/var/lib/kafka \
--override auto.create.topics.enable=true \
--override auto.leader.rebalance.enable=true \
--override background.threads=10 \
--override compression.type=producer \
--override delete.topic.enable=true \
--override leader.imbalance.check.interval.seconds=300 \
--override leader.imbalance.per.broker.percentage=10 \
--override log.flush.interval.messages=9223372036854775807 \
--override log.flush.offset.checkpoint.interval.ms=60000 \
--override log.flush.scheduler.interval.ms=9223372036854775807 \
--override log.retention.bytes=-1 \
--override log.retention.hours=168 \
--override log.roll.hours=168 \
--override log.roll.jitter.hours=0 \
--override log.segment.bytes=1073741824 \
--override log.segment.delete.delay.ms=60000 \
--override message.max.bytes=1000012 \
--override min.insync.replicas=1 \
--override num.io.threads=8 \
--override num.network.threads=3 \
--override num.recovery.threads.per.data.dir=1 \
--override num.replica.fetchers=1 \
--override offset.metadata.max.bytes=4096 \
--override offsets.commit.required.acks=-1 \
--override offsets.commit.timeout.ms=5000 \
--override offsets.load.buffer.size=5242880 \
--override offsets.retention.check.interval.ms=600000 \
--override offsets.retention.minutes=1440 \
--override offsets.topic.compression.codec=0 \
--override offsets.topic.num.partitions=50 \
--override offsets.topic.replication.factor=3 \
--override offsets.topic.segment.bytes=104857600 \
--override queued.max.requests=500 \
--override quota.consumer.default=9223372036854775807 \
--override quota.producer.default=9223372036854775807 \
--override replica.fetch.min.bytes=1 \
--override replica.fetch.wait.max.ms=500 \
--override replica.high.watermark.checkpoint.interval.ms=5000 \
--override replica.lag.time.max.ms=10000 \
--override replica.socket.receive.buffer.bytes=65536 \
--override replica.socket.timeout.ms=30000 \
--override request.timeout.ms=30000 \
--override socket.receive.buffer.bytes=102400 \
--override socket.request.max.bytes=104857600 \
--override socket.send.buffer.bytes=102400 \
--override unclean.leader.election.enable=true \
--override zookeeper.session.timeout.ms=6000 \
--override zookeeper.set.acl=false \
--override broker.id.generation.enable=true \
--override connections.max.idle.ms=600000 \
--override controlled.shutdown.enable=true \
--override controlled.shutdown.max.retries=3 \
--override controlled.shutdown.retry.backoff.ms=5000 \
--override controller.socket.timeout.ms=30000 \
--override default.replication.factor=1 \
--override fetch.purgatory.purge.interval.requests=1000 \
--override group.max.session.timeout.ms=300000 \
--override group.min.session.timeout.ms=6000 \
--override log.cleaner.backoff.ms=15000 \
--override log.cleaner.dedupe.buffer.size=134217728 \
--override log.cleaner.delete.retention.ms=86400000 \
--override log.cleaner.enable=true \
--override log.cleaner.io.buffer.load.factor=0.9 \
--override log.cleaner.io.buffer.size=524288 \
--override log.cleaner.io.max.bytes.per.second=1.7976931348623157E308 \
--override log.cleaner.min.cleanable.ratio=0.5 \
--override log.cleaner.min.compaction.lag.ms=0 \
--override log.cleaner.threads=1 \
--override log.cleanup.policy=delete \
--override log.index.interval.bytes=4096 \
--override log.index.size.max.bytes=10485760 \
--override log.message.timestamp.difference.max.ms=9223372036854775807 \
--override log.message.timestamp.type=CreateTime \
--override log.preallocate=false \
--override log.retention.check.interval.ms=300000 \
--override max.connections.per.ip=2147483647 \
--override num.partitions=1 \
--override producer.purgatory.purge.interval.requests=1000 \
--override replica.fetch.backoff.ms=1000 \
--override replica.fetch.max.bytes=1048576 \
--override replica.fetch.response.max.bytes=10485760 \
--override reserved.broker.max.id=1000 "
env:
- name: ADVERTISED_HOST_NAME
valueFrom:
fieldRef:
fieldPath: status.podIP
- name: KAFKA_HEAP_OPTS
value : "-Xmx512M -Xms512M"
- name: KAFKA_OPTS
value: "-Dlogging.level=INFO"
readinessProbe:
failureThreshold: 3
initialDelaySeconds: 30
periodSeconds: 10
successThreshold: 1
tcpSocket:
port: 9092
timeoutSeconds: 1
livenessProbe:
failureThreshold: 3
initialDelaySeconds: 30
periodSeconds: 10
successThreshold: 1
tcpSocket:
port: 9092
timeoutSeconds: 1
volumeMounts:
- name: kafkadir
mountPath: /var/lib/kafka
securityContext:
runAsUser: 1000
fsGroup: 1000
volumeClaimTemplates:
- metadata:
name: kafkadir
annotations:
volume.beta.kubernetes.io/storage-class: "managed-nfs-storage"
spec:
accessModes: [ "ReadWriteOnce" ]
resources:
requests:
storage: 10Gi