Docs/CloudNative/Kubernetes/Base/运行容器通过挂载方式运行程序.md

运行容器通过volumeMount方式挂载使用初始化容器中的可执行软件

kind: Deployment
apiVersion: apps/v1
metadata:
  name: echo-server-1
  namespace: dev
  labels:
    app: echo-server-1
    app.kubernetes.io/instance: echo-server-dev
  annotations:
    deployment.kubernetes.io/revision: '9'
  managedFields:
    - manager: cfe-apiserver
      operation: Update
      apiVersion: apps/v1
      time: '2023-09-14T11:26:44Z'
      fieldsType: FieldsV1
      fieldsV1:
        f:metadata:
          f:labels:
            .: {}
            f:app: {}
            f:app.kubernetes.io/instance: {}
        f:spec:
          f:progressDeadlineSeconds: {}
          f:replicas: {}
          f:revisionHistoryLimit: {}
          f:selector: {}
          f:strategy:
            f:rollingUpdate:
              .: {}
              f:maxSurge: {}
              f:maxUnavailable: {}
            f:type: {}
          f:template:
            f:metadata:
              f:labels:
                .: {}
                f:app: {}
            f:spec:
              f:containers:
                k:{"name":"runtime"}:
                  .: {}
                  f:command: {}
                  f:env:
                    .: {}
                    k:{"name":"ARGS"}:
                      .: {}
                      f:name: {}
                      f:valueFrom:
                        .: {}
                        f:configMapKeyRef: {}
                    k:{"name":"JAVA_OPTS"}:
                      .: {}
                      f:name: {}
                      f:valueFrom:
                        .: {}
                        f:configMapKeyRef: {}
                  f:image: {}
                  f:imagePullPolicy: {}
                  f:name: {}
                  f:ports:
                    .: {}
                    k:{"containerPort":48080,"protocol":"TCP"}:
                      .: {}
                      f:containerPort: {}
                      f:name: {}
                      f:protocol: {}
                  f:resources: {}
                  f:terminationMessagePath: {}
                  f:terminationMessagePolicy: {}
                  f:volumeMounts:
                    .: {}
                    k:{"mountPath":"/opt"}:
                      .: {}
                      f:mountPath: {}
                      f:name: {}
                      f:readOnly: {}
              f:dnsPolicy: {}
              f:imagePullSecrets:
                .: {}
                k:{"name":"swrregistrykey"}: {}
              f:initContainers:
                .: {}
                k:{"name":"busybox"}:
                  .: {}
                  f:command: {}
                  f:image: {}
                  f:imagePullPolicy: {}
                  f:name: {}
                  f:resources: {}
                  f:terminationMessagePath: {}
                  f:terminationMessagePolicy: {}
                  f:volumeMounts:
                    .: {}
                    k:{"mountPath":"/tmp"}:
                      .: {}
                      f:mountPath: {}
                      f:name: {}
              f:restartPolicy: {}
              f:schedulerName: {}
              f:securityContext: {}
              f:terminationGracePeriodSeconds: {}
              f:volumes:
                .: {}
                k:{"name":"work"}:
                  .: {}
                  f:emptyDir: {}
                  f:name: {}
    - manager: kube-controller-manager
      operation: Update
      apiVersion: apps/v1
      time: '2023-09-14T11:26:47Z'
      fieldsType: FieldsV1
      fieldsV1:
        f:metadata:
          f:annotations:
            .: {}
            f:deployment.kubernetes.io/revision: {}
        f:status:
          f:availableReplicas: {}
          f:conditions:
            .: {}
            k:{"type":"Available"}:
              .: {}
              f:lastTransitionTime: {}
              f:lastUpdateTime: {}
              f:message: {}
              f:reason: {}
              f:status: {}
              f:type: {}
            k:{"type":"Progressing"}:
              .: {}
              f:lastTransitionTime: {}
              f:lastUpdateTime: {}
              f:message: {}
              f:reason: {}
              f:status: {}
              f:type: {}
          f:observedGeneration: {}
          f:readyReplicas: {}
          f:replicas: {}
          f:updatedReplicas: {}
      subresource: status
spec:
  replicas: 1
  selector:
    matchLabels:
      app: echo-server-1
  template:
    metadata:
      creationTimestamp: null
      labels:
        app: echo-server-1
    spec:
      volumes:
        - name: work
          emptyDir: {}
      initContainers:
        - name: busybox
          image: server:202309141053
          command:
            - cp
            - /opt/app.jar
            - /tmp
          resources: {}
          volumeMounts:
            - name: work
              mountPath: /tmp
          terminationMessagePath: /dev/termination-log
          terminationMessagePolicy: File
          imagePullPolicy: IfNotPresent
      containers:
        - name: runtime
          image: openjdk:8-jdk
          command:
            - java
            - '-jar'
            - /opt/app.jar
            - $ARGS
          ports:
            - name: http
              containerPort: 48080
              protocol: TCP
          env:
            - name: JAVA_OPTS
              valueFrom:
                configMapKeyRef:
                  name: echo-server-cm
                  key: JAVA_OPTS
            - name: ARGS
              valueFrom:
                configMapKeyRef:
                  name: echo-server-cm
                  key: ARGS
          resources: {}
          volumeMounts:
            - name: work
              readOnly: true
              mountPath: /opt
          terminationMessagePath: /dev/termination-log
          terminationMessagePolicy: File
          imagePullPolicy: IfNotPresent
      restartPolicy: Always
      terminationGracePeriodSeconds: 30
      dnsPolicy: ClusterFirst
      securityContext: {}
      imagePullSecrets:
        - name: swrregistrykey
      schedulerName: default-scheduler
  strategy:
    type: RollingUpdate
    rollingUpdate:
      maxUnavailable: 25%
      maxSurge: 25%
  revisionHistoryLimit: 10
  progressDeadlineSeconds: 600