每个node都是ready的，说明OK。 验证2：部署⼀个NGINX # 启动⼀个单节点nginx ]# kubectl run nginx --image=nginx:1.7.9 --port=80 # 为“nginx”服务暴露端⼝ ]# kubectl expose deployment nginx --type=NodePort # 查看nginx服务详情 03-使⽤Kubespray部署⽣产可⽤的Kubernetes集群（1 kubectl get svc nginx NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE nginx NodePort 10.233.29.96 80:32345/TCP 14s # 访问测试，如果能够正常返回NGINX⾸⻚，说明正常 ]# curl localhost:32345 name: nginx-deployment spec: replicas: 3 template: metadata: labels: app: nginx spec: 06-理解K8s对象 21 containers: - name: nginx image: nginx:1.7.9

★★创建pod 创建单个pod，在可操作k8s集群的结点上创建一个yaml文件 # vi pod-nginx-web1-v1.19.5.yml #内容如下 apiVersion: v1 kind: Pod metadata: name: pod-nginx-web1-v1.19.5 #pod名，这个名称可带小数点 labels: #给pod打标签，便于其他资源对它的选择 lbname: lbvalue-nginx-web1 spec: containers: #在spec次级，定义一组容器，-表示数组 - name: nginx-v1-19-5 #容器名，小写字母开头，后可接数字-减 #容器名，小写字母开头，后可接数字-减 号，不可带小数点 image: cof-lee.com/k8s/nginx:v1.19.5 #容器使用的镜像 imagePullPolicy: IfNotPresent #镜像获取方式，优先本地，后网络 拉取 #command: [ "/bin/sh", "-ce", "ping -c 3

run nginx —image=nginx:1.7.9 —replicas=3 apiVersion: apps/v1beta1 kind: Deployment metadata: name: nginx-deployment spec: replicas: 3 template: metadata: labels: app: nginx spec: containers: - name: nginx image: nginx:1.7.9 ports: - containerPort: 80 • kubectl create -f deployment.yaml • kubectl create -f hpa.yaml apiVersion: autoscaling/v2alpha1 namespace: default spec: scaleTargetRef: apiVersion: apps/v1beta1 kind: Deployment name: nginx-deployment minReplicas: 1 maxReplicas: 10 metrics: - type: Resource resource: name:

kind: Component metadata: name: nginx annotations: version: v1.0.0 description: > Sample component schematic that describes the administrative interface for our nginx deployment. spec: workloadType: workloadType: Server osType: linux containers: - name: nginx image: name: nginx:1.7.9 digest: env: - name: initReplicas value: 3 - name: worker_connections fromParam: connections parameters: - kind: Component metadata: name: nginx annotations: version: v1.0.0 description: > Sample component schematic that describes the administrative interface for our nginx deployment. spec: workloadType:

静态存储 代码检查 代码编译 镜像编译 服务发布 镜像同步 镜像上传 镜像下载 镜像安全 k8s tcp负载 https-http 虚拟主机 服务路由 traefik ingress-nginx nginx 流 量 入 口 k8s平台组件 k8s平台接入流程 k8s环境空间和应用名规范 k8s-namespace k8s-service k8s-app-name app-name admin-server portal-server meta-server (eureka) config-server admin-server portal-server nginx-lb-ha nginx-lb-ha k8s应用对接阿波罗 提供配置获取、管理接口 配置管理界面 vip appid qx-user-web pod-name namespace TEST 实时扫描发现新目录日志 logstash通过不同的消费groupid来消费同一 topic互不干扰，日志通过同一topic一分为 二，分别写入es和文件存储 create-path kibana nginx 金丝雀灰度发布 upstream jm-prod.api.svc.cluster.local 80% jm-canaryapi.svc.cluster.local 20% eureka

用，比如对于刚才创建的 deployment，可以通过下面的命令限制nginx容器最多只用50%的CPU和128MB的内存： $ kubectl set resources deployment nginx-app -c=nginx --limits=cpu=500m,memory=128Mi deployment "nginx" resource requirements updated Yaml文件中可以通过配置实现相同的效果： Yaml文件中可以通过配置实现相同的效果： apiVersion: v1 kind: Pod metadata: labels: app: nginx name: nginx spec: containers: - image: nginx name: nginx resources: limits: cpu: "500m" memory: "128Mi" 29 www.h3c.com Confidential

（�）概览⻚监控查看以及资源介绍 （�）查看详细监控 命名空间管理 2 �.简介 �.操作说明 弹性伸缩 �. ⼯作原理 �.创建⾃动伸缩 案例--如何创建⼀个Nginx �. 创建⽆状态应⽤nginx �. 配置容器 �. ⾼级配置 �. 创建成功 案例--如何创建⼀个WordPress ⽅法⼀：nodePort + Haproxy 外⽹访问 WordPress 配置⽅法 在伸缩组状态为已禁⽤的情况下可启⽤⾃动伸缩，启⽤完成后⾃动伸缩正常⼯作。 打开⽆状态应⽤界⾯，点击右上⻆创建 填写应⽤基本信息 配置容器基本信息 案例--如何创建⼀个Nginx 1. 创建⽆状态应⽤nginx 2. 配置容器 69 设置⽣命周期 设置健康检查，就绪检查（可选） 70 挂载数据卷（可选） 设置⽔平伸缩策略和升级⽅式 查看容器启动状态 3. ⾼级配置 4 在节点列表进⼊master控制台可查看 1. 输⼊命令 kubectl get pods -n test 2. 输⼊命令 kubectl --namespace=test exec -it nginx-6b9966bb86-p6n82 sh 进⼊容器 72 可以看到容器内成功创建hello⽬录 创建 StorageClass 创建命令 1 $ kubectl create -f

balancer: Network Load Balancer apiVersion: v1 kind: Service metadata: name: nginx namespace: default labels: app: nginx annotations: service.beta.kubernetes.io/aws-load-balancer-type: "nlb" spec: externalTrafficPolicy: Local ports: - name: http port: 80 protocol: TCP targetPort: 80 selector: app: nginx type: LoadBalancer © 2019, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Amazon Affiliates. All rights reserved. Amazon Confidential • 通过 HTTP/HTTPS 协议路由 到集群内相关服务 • 多种实现方式: ALB, NGINX, F5, HAProxy 等. • 默认 service type: ClusterIP Kubernetes Ingress 对象支持 © 2019, Amazon Web Services

components’ dependencies lib or tools as Deployment: – CouchDB – Redis – Zookeeper – Nginx StatefulSet/DaemonSet • StatefulSet is the workload API object used to manage stateful applications ClusterIP service: – Controller – Invoker – Nginx – Kafka – Zookeeper – Redis Other objects used in OW charts • ConfigMap: like nginx deployment configuration • Secrets: like DB access

port: 8888 ingress: enabled: false annotations: {} # kubernetes.io/ingress.class: nginx # kubernetes.io/tls-acme: "true" hosts: - host: chart-example.local paths: port: 8181 ingress: enabled: false annotations: {} # kubernetes.io/ingress.class: nginx # kubernetes.io/tls-acme: "true" hosts: - host: chart-example.local paths: