Clickhouse集群化（二）单节点部署

1. k8s单节点部署

---
apiVersion: apps/v1
kind: StatefulSet
metadata:name: clickhouselabels:app: clickhouse
spec:replicas: 1serviceName: clickhouseselector:matchLabels:app: clickhousetemplate:metadata:labels:app: clickhousespec:containers:- name: clickhouseimage: clickhouse-server:24.1.2.5imagePullPolicy: IfNotPresentenv:ports:- containerPort: 8123protocol: TCPlivenessProbe:httpGet:scheme: HTTPpath: /pingport: 8123initialDelaySeconds: 600periodSeconds: 10timeoutSeconds: 10successThreshold: 1failureThreshold: 6affinity:nodeAffinity:requiredDuringSchedulingIgnoredDuringExecution:nodeSelectorTerms:- matchExpressions:- key: kubernetes.io/hostnameoperator: Invalues:- "node1"- "node2"podAntiAffinity:requiredDuringSchedulingIgnoredDuringExecution:- labelSelector:matchExpressions:- key: appoperator: Invalues:- clickhousetopologyKey: "kubernetes.io/hostname"
---
apiVersion: v1
kind: Service
metadata:labels:app: clickhousename: clickhouse
spec:ipFamilies:- IPv4- IPv6ipFamilyPolicy: PreferDualStacktype: NodePort ports:- port: 8123 protocol: TCPtargetPort: 8123nodePort: 31120selector:app: clickhouse-v1

 clickhouse默认使用无密码的default用户 也可以根据环境变量进行修改

apiVersion: v1
kind: Secret
metadata:name: clickhouse-secretsnamespace: gzzx
type: Opaque
data:user: xxx # Base64 编码的用户password: xx # Base64 编码的密码

          env:        - name: CLICKHOUSE_USERvalueFrom:secretKeyRef:name: clickhouse-secretskey: user- name: CLICKHOUSE_PASSWORDvalueFrom:secretKeyRef:name: clickhouse-secretskey: password