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<h1><center>基于Kubernetes集群构建MongoDB</center></h1>
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作者：行癫（盗版必究）
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------
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## 一：基础环境
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1.Kubernetes集群正常运行
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2.Harbor私有仓库正常运行
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## 二：MongoDB项目部署
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MongoDB项目对应Kubernetes的yaml文件：
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```yaml
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---
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apiVersion: v1
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kind: Namespace
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metadata:
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name: mongodb
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---
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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labels:
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k8s.kuboard.cn/layer: web
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k8s.kuboard.cn/name: mongodb
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name: mongodb
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namespace: mongodb
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spec:
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progressDeadlineSeconds: 600
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replicas: 1
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revisionHistoryLimit: 10
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selector:
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matchLabels:
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k8s.kuboard.cn/layer: web
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k8s.kuboard.cn/name: mongodb
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strategy:
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rollingUpdate:
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maxSurge: 25%
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maxUnavailable: 25%
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type: RollingUpdate
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template:
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metadata:
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creationTimestamp: null
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labels:
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k8s.kuboard.cn/layer: web
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k8s.kuboard.cn/name: mongodb
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spec:
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containers:
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- env:
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- name: MONGO_INITDB_ROOT_USERNAME
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value: root
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- name: MONGO_INITDB_ROOT_PASSWORD
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value: xingdian
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image: mongo
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#image: 10.9.12.201/xingdian/mongo
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imagePullPolicy: IfNotPresent
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name: mongodb
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ports:
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- containerPort: 27017
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name: sss
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protocol: TCP
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resources: {}
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terminationMessagePath: /dev/termination-log
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terminationMessagePolicy: File
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volumeMounts:
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- mountPath: /data/db
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name: volume-4ztti
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dnsPolicy: ClusterFirst
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restartPolicy: Always
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schedulerName: default-scheduler
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terminationGracePeriodSeconds: 30
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volumes:
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- name: volume-4ztti
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nfs:
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path: /data/mongodb
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server: 10.9.12.250
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---
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apiVersion: v1
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kind: Service
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metadata:
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labels:
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k8s.kuboard.cn/layer: web
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k8s.kuboard.cn/name: mongodb
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name: mongodb
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namespace: mongodb
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spec:
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clusterIP: 10.108.206.134
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clusterIPs:
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- 10.108.206.134
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externalTrafficPolicy: Cluster
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internalTrafficPolicy: Cluster
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ipFamilies:
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- IPv4
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ipFamilyPolicy: SingleStack
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ports:
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- name: 3cmrmd
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nodePort: 30150
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port: 27017
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protocol: TCP
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targetPort: 27017
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selector:
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k8s.kuboard.cn/layer: web
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k8s.kuboard.cn/name: mongodb
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sessionAffinity: None
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type: NodePort
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```
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MongoDB-Express项目对应Kubernetes的yaml文件：
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```
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---
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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labels:
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k8s.kuboard.cn/layer: web
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k8s.kuboard.cn/name: mongodb-express
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name: mongodb-express
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namespace: mongodb
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spec:
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progressDeadlineSeconds: 600
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replicas: 1
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revisionHistoryLimit: 10
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selector:
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matchLabels:
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k8s.kuboard.cn/layer: web
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k8s.kuboard.cn/name: mongodb-express
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strategy:
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rollingUpdate:
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maxSurge: 25%
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maxUnavailable: 25%
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type: RollingUpdate
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template:
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metadata:
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creationTimestamp: null
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labels:
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k8s.kuboard.cn/layer: web
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k8s.kuboard.cn/name: mongodb-express
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spec:
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containers:
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- env:
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- name: ME_CONFIG_MONGODB_ADMINUSERNAME
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value: root
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- name: ME_CONFIG_MONGODB_ADMINPASSEORD
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value: xingdian
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- name: ME_CONFIG_MONGODB_URL
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value: 'mongodb://root:xingdian@10.9.12.206:30150/'
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#注意这里是连接mongodb的url，其中root是用户，xingdian是密码
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image: 10.9.12.201/xingdian/mongo-express
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#image: mongodb-express
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imagePullPolicy: IfNotPresent
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name: mongodb-express
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ports:
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- containerPort: 8081
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name: qq
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protocol: TCP
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terminationMessagePath: /dev/termination-log
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terminationMessagePolicy: File
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dnsPolicy: ClusterFirst
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restartPolicy: Always
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schedulerName: default-scheduler
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terminationGracePeriodSeconds: 30
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---
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apiVersion: v1
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kind: Service
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metadata:
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labels:
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k8s.kuboard.cn/layer: web
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k8s.kuboard.cn/name: mongodb-express
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name: mongodb-express
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namespace: mongodb
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resourceVersion: '36330826'
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spec:
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clusterIP: 10.110.224.114
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clusterIPs:
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- 10.110.224.114
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externalTrafficPolicy: Cluster
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internalTrafficPolicy: Cluster
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ipFamilies:
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- IPv4
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ipFamilyPolicy: SingleStack
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ports:
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- name: berrtc
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nodePort: 30151
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port: 8081
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protocol: TCP
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targetPort: 8081
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selector:
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k8s.kuboard.cn/layer: web
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k8s.kuboard.cn/name: mongodb-express
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sessionAffinity: None
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type: NodePort
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```
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1.浏览器访问MongoDB管理界面
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## 三：MongoDB使用
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