kubernetes 简单的例子

1.nginx svc deployment

[root@k8s k8s4nginx]# cat deploynginx.yaml
#################################
apiVersion: v1
kind: Service
metadata:
  name: nginx0920
  labels:
    app: nginx0920
spec:
  ports:
  - port: 80
    targetPort: 80
#  clusterIP: None
  selector:
    apps: myweb
  type: NodePort

[root@k8s k8s4nginx]# cat myweb.yaml
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
    name: nginx-deployment-file
spec:
    replicas: 1
    template:
        metadata:
            labels:
                apps: myweb
        spec:
            containers:
            -   name: nginx
                image: nginx:latest
                ports:
                - containerPort: 80

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1.简单的例子

[root@k8s servicesidecar]# cat service.yaml
apiVersion: v1
kind: Service
metadata:
  name: tomcat03
  labels:
    app: tomcat03
spec:
  ports:
  - port: 80
    targetPort: 8080
    nodePort: 30179
  type: NodePort
  selector:
        apps: tomcat03

2.deployment

[root@k8s servicesidecar]# cat myweb.yaml
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
    name: tomcat03
spec:
    replicas: 1
    template:
        metadata:
            labels:
                apps: tomcat03
        spec:
          containers:
          - name: tomcat01
            image: k8s.gcr.io/tomcat:centos714
            ports:
                - containerPort: 8080
            volumeMounts:
            - name: varlog
              mountPath: /docker_home/local/tomcat8/logs
          - name: logstash01
            image: k8s.gcr.io/eslogstash:7.5.1
            volumeMounts:
            - name: varlog
              mountPath: /tmp
            - name: conffile
              mountPath: /usr/share/logstash/pipeline/
            - name: yamlfile
              mountPath: /usr/share/logstash/config/
          volumes:
          - name: varlog
            hostPath:
              path: /tmp/tomcatlog
          - name: conffile
            hostPath:
              path: /usr/share/logstash/pipeline/
          - name: yamlfile
            hostPath:
              path: /usr/share/logstash/config/