前提条件
安装一个k8s集群
安装helm工具
1,安装operator
helm repo add ck https://radondb.github.io/radondb-clickhouse-kubernetes/
helm repo update
kubectl create namespace database-clickhouse
helm install clickhouse-operator -n database-clickhouse ck/clickhouse-operator
2,配置clickhouse
values.yaml
# Configuration for the ClickHouse cluster to be started
clickhouse:
# default cluster name
clusterName: all-nodes
# shards count can not scale in this value.
shardscount: 1
# replicas count can not modify this value when the cluster has already created.
replicascount: 2
# ClickHouse server image configuration
image: radondb/clickhouse-server:21.1.3.32
imagePullPolicy: IfNotPresent
resources:
memory: "1Gi"
cpu: "0.5"
storage: "10Gi"
# User Configuration
user:
- username: clickhouse
password: c1ickh0use0perator
networks:
- "127.0.0.1"
- "::/0"
ports:
# Port for the native interface, see https://clickhouse.tech/docs/en/interfaces/tcp/
tcp: 9000
# Port for HTTP/REST interface, see https://clickhouse.tech/docs/en/interfaces/http/
http: 8123
# servicee, value: ClusterIP/NodePort/LoadBalancer
# see https://kubernetes.io/docs/concepts/services-networking/service/#publishing-services-service-types
svc:
type: ClusterIP
# If type: LoadBalancer, can use https://docs.qingcloud.com/product/container/qke/index#%E4%B8%8E-qingcloud-iaas-%E7%9A%84%E6%95%B4%E5%90%88
qceip:
# Configuration for the busybox container
busybox:
image: busybox
imagePullPolicy: IfNotPresent
# required, zookeeper configuration
zookeeper:
# If you want to create ZooKeeper cluster by operator, use the following configuration
install: true
replicas: 3
port: 2181
image: radondb/zookeeper:3.6.1
imagePullPolicy: IfNotPresent
# If you don’t want Operator to create a ZooKeeper cluster, we also provide a ZooKeeper deployment file,
# you can customize the following configuration.
# install: false
# replicas: specify by yourself
# image: radondb/zookeeper:3.6.2
# imagePullPolicy: specify by yourself
# resources:
# memory: specify by yourself
# cpu: specify by yourself
# storage: specify by yourself
3,部署clickhouse
helm install clickhouse-cluster ck/clickhouse-cluster -n database-clickhouse\
-f values.yaml
备注:其中values.yaml为步骤2中的配置项