kubernetes部署阿里巴巴nacos配置中心
git地址
git clone https://github.com/nacos-group/nacos-k8s.git
pvc mysql master slave
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: mysql-master-data
spec:
accessModes:
- ReadWriteMany
resources:
requests:
storage: "640Gi"
volumeName:
storageClassName: nfs
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: mysql-slave-data
spec:
accessModes:
- ReadWriteMany
resources:
requests:
storage: "640Gi"
volumeName:
storageClassName: nfs
mysql master
apiVersion: v1
kind: ReplicationController
metadata:
name: mysql-master
labels:
name: mysql-master
spec:
replicas: 1
selector:
name: mysql-master
template:
metadata:
labels:
name: mysql-master
spec:
containers:
- name: master
image: nacos/nacos-mysql-master:latest
ports:
- containerPort: 3306
volumeMounts:
- name: mysql-master-data
mountPath: /var/lib/mysql
env:
- name: MYSQL_ROOT_PASSWORD
value: "root"
- name: MYSQL_DATABASE
value: "nacos_devtest"
- name: MYSQL_USER
value: "nacos"
- name: MYSQL_PASSWORD
value: "nacos"
- name: MYSQL_REPLICATION_USER
value: 'nacos_ru'
- name: MYSQL_REPLICATION_PASSWORD
value: 'nacos_ru'
volumes:
- name: mysql-master-data
persistentVolumeClaim:
claimName: mysql-master-data
---
apiVersion: v1
kind: Service
metadata:
name: mysql-master
labels:
name: mysql-master
spec:
type: NodePort
ports:
- port: 3306
targetPort: 3306
nodePort: 30109
selector:
name: mysql-master
mysql slave
apiVersion: v1
kind: ReplicationController
metadata:
name: mysql-slave
labels:
name: mysql-slave
spec:
replicas: 1
selector:
name: mysql-slave
template:
metadata:
labels:
name: mysql-slave
spec:
containers:
- name: slave
image: nacos/nacos-mysql-slave:latest
ports:
- containerPort: 3306
volumeMounts:
- name: mysql-slave-data
mountPath: /var/lib/mysql
env:
- name: MYSQL_ROOT_PASSWORD
value: "root"
- name: MYSQL_REPLICATION_USER
value: 'nacos_ru'
- name: MYSQL_REPLICATION_PASSWORD
value: 'nacos_ru'
volumes:
- name: mysql-slave-data
persistentVolumeClaim:
claimName: mysql-slave-data
---
apiVersion: v1
kind: Service
metadata:
name: mysql-slave
labels:
name: mysql-slave
spec:
type: NodePort
ports:
- port: 3306
targetPort: 3306
nodePort: 30110
selector:
name: mysql-slave
Service nacos-headless
apiVersion: v1
kind: Service
metadata:
name: nacos-headless
labels:
app: nacos
annotations:
service.alpha.kubernetes.io/tolerate-unready-endpoints: "true"
spec:
type: NodePort
ports:
- port: 8848
name: server
targetPort: 8848
nodePort: 30111
selector:
app: nacos
cm nacos
apiVersion: v1
kind: ConfigMap
metadata:
name: nacos-cm
data:
mysql.master.db.name: "nacos_devtest"
mysql.master.port: "3306"
mysql.slave.port: "3306"
mysql.master.user: "nacos"
mysql.master.password: "nacos"
StatefulSet nacos
apiVersion: apps/v1
kind: StatefulSet
metadata:
name: nacos
spec:
serviceName: nacos-headless
replicas: 3
template:
metadata:
labels:
app: nacos
annotations:
pod.alpha.kubernetes.io/initialized: "true"
spec:
affinity:
podAntiAffinity:
requiredDuringSchedulingIgnoredDuringExecution:
- labelSelector:
matchExpressions:
- key: "app"
operator: In
values:
- nacos-headless
topologyKey: "kubernetes.io/hostname"
containers:
- name: k8snacos
#imagePullPolicy: Always
image: nacos/nacos-server:latest
resources:
requests:
memory: "2Gi"
cpu: "500m"
ports:
- containerPort: 8848
name: client
env:
- name: NACOS_REPLICAS
value: "3"
- name: MYSQL_MASTER_SERVICE_DB_NAME
valueFrom:
configMapKeyRef:
name: nacos-cm
key: mysql.master.db.name
- name: MYSQL_MASTER_SERVICE_PORT
valueFrom:
configMapKeyRef:
name: nacos-cm
key: mysql.master.port
- name: MYSQL_SLAVE_SERVICE_PORT
valueFrom:
configMapKeyRef:
name: nacos-cm
key: mysql.slave.port
- name: MYSQL_MASTER_SERVICE_USER
valueFrom:
configMapKeyRef:
name: nacos-cm
key: mysql.master.user
- name: MYSQL_MASTER_SERVICE_PASSWORD
valueFrom:
configMapKeyRef:
name: nacos-cm
key: mysql.master.password
- name: NACOS_SERVER_PORT
value: "8848"
- name: PREFER_HOST_MODE
value: "hostname"
## 命名空间修改为当前
- name: NACOS_SERVERS
value: "nacos-0.nacos-headless.nacos.svc.cluster.local:8848 nacos-1.nacos-headless.nacos.svc.cluster.local:8848 nacos-2.nacos-headless.nacos.svc.cluster.local:8848"
selector:
matchLabels:
app: nacos
访问
http://集群地址:30111/nacos/#/login
用户名和密码都是 nacos