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Kubernetes头盔图 - 调试

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我无法找到描述这些错误的好信息:

[sarah@localhost helm] helm install statefulset --name statefulset --debug
[debug] Created tunnel using local port: '33172'

[debug] SERVER: "localhost:33172"

[debug] Original chart version: ""
[debug] CHART PATH: /home/helm/statefulset/

Error: error validating "": error validating data: [field spec.template for v1beta1.StatefulSetSpec is required, field spec.serviceName for v1beta1.StatefulSetSpec is required, found invalid field containers for v1beta1.StatefulSetSpec]

我还是赫尔姆的新手;我已经构建了两个与此模板类似的工作图表,并且没有这些错误,即使代码没有太大差异 . 我想可能有某种格式错误,我没有注意到 . 要么是,要么是由于不同类型(其他是Pods,这是StatefulSet) .

它引用的YAML文件在这里:

apiVersion: apps/v1beta1
kind: StatefulSet
metadata:
  name: "{{.Values.PrimaryName}}"
  labels:
    name: "{{.Values.PrimaryName}}"
    app: "{{.Values.PrimaryName}}"
    chart: "{{.Chart.Name}}-{{.Chart.Version}}"
  annotations:
    "helm.sh/created": {{.Release.Time.Seconds | quote }}
spec:
  #serviceAccount: "{{.Values.PrimaryName}}-sa"
  containers:
  - name: {{.Values.ContainerName}}
    image: "{{.Values.PostgresImage}}"
    ports:
    - containerPort: 5432
      protocol: TCP
      name: postgres
    resources:
      requests:
        cpu: {{default "100m" .Values.Cpu}}
        memory: {{default "100M" .Values.Memory}}
    env:
    - name: PGHOST
      value: /tmp
    - name: PG_PRIMARY_USER
      value: primaryuser
    - name: PG_MODE
      value: set
    - name: PG_PRIMARY_PORT
      value: "5432"
    - name: PG_PRIMARY_PASSWORD
      value: "{{.Values.PrimaryPassword}}"
    - name: PG_USER
      value: testuser
    - name: PG_PASSWORD
      value: "{{.Values.UserPassword}}"
    - name: PG_DATABASE
      value: userdb
    - name: PG_ROOT_PASSWORD
      value: "{{.Values.RootPassword}}"
    volumeMounts:
    - name: pgdata
      mountPath: "/pgdata"
      readOnly: false
    volumes:
    - name: pgdata
      persistentVolumeClaim:
       claimName: {{.Values.PVCName}}

有人能够a)指出我正确的方向,找出如何实现spec.template和spec.serviceName必填字段,b)理解为什么字段'容器'无效,和/或c)提到任何可以帮助调试Helm图表的工具?我试过'helm lint'和'--debug'标志但是'helm lint'没有显示错误,并且标志输出显示上面的错误 .

是否有可能错误来自不同的文件?

1 回答

  • 2

    StatefulSets对象具有与Pod不同的结构 . 您需要稍微修改您的yaml文件:

    apiVersion: apps/v1beta1
    kind: StatefulSet
    metadata:
      name: "{{.Values.PrimaryName}}"
      labels:
        name: "{{.Values.PrimaryName}}"
        app: "{{.Values.PrimaryName}}"
        chart: "{{.Chart.Name}}-{{.Chart.Version}}"
      annotations:
        "helm.sh/created": {{.Release.Time.Seconds | quote }}
    spec:
      selector:
        matchLabels:
          app: "" # has to match .spec.template.metadata.labels
      serviceName: "" # put your serviceName here
      replicas: 1 # by default is 1
      template:
        metadata:
          labels:
            app: "" # has to match .spec.selector.matchLabels
        spec:
          terminationGracePeriodSeconds: 10
          containers:
          - name: {{.Values.ContainerName}}
            image: "{{.Values.PostgresImage}}"
            ports: 
            - containerPort: 5432
              protocol: TCP
              name: postgres
            resources:
              requests:  
                cpu: {{default "100m" .Values.Cpu}}
                memory: {{default "100M" .Values.Memory}}
            env:
            - name: PGHOST
              value: /tmp
            - name: PG_PRIMARY_USER
              value: primaryuser
            - name: PG_MODE
              value: set
            - name: PG_PRIMARY_PORT
              value: "5432"
            - name: PG_PRIMARY_PASSWORD
              value: "{{.Values.PrimaryPassword}}"
            - name: PG_USER
              value: testuser
            - name: PG_PASSWORD
              value: "{{.Values.UserPassword}}
            - name: PG_DATABASE
              value: userdb
            - name: PG_ROOT_PASSWORD
              value: "{{.Values.RootPassword}}"
            volumeMounts:
            - name: pgdata
              mountPath: "/pgdata"
              readOnly: false
          volumes:
          - name: pgdata
            persistentVolumeClaim:
              claimName: {{.Values.PVCName}}
    

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