kubernetes - yaml 解析错误 Helm

Question

我越来越

Error: YAML parse error on myApp-infra/templates/my.yaml: error converting YAML to JSON: yaml: line 20: found unexpected ':'

下面是 helm install --dry-run --debug ./myApp 输出

kind: Service
apiVersion: v1
metadata:
  name: spark-slave-service
  labels:
    app: spark-slave
spec:
  selector:
    app: spark-slave
  clusterIP: None
---
apiVersion: apps/v1beta2
kind: StatefulSet
metadata:
  name: spark-slave-deployment
spec:
  selector:
    matchLabels:
      app: spark-slave
  serviceName: "spark-slave-service"
  replicas: 3 # tells deployment to run 2 pods matching the template
  template: # create pods using pod definition in this template
    metadata:
      labels:
        app: spark-slave
    spec:
      containers:
      - name: spark-slave-container
        image: <image url>
        command: [<mycommand>
        volumeMounts:
        - mountPath: "/tmp/data"
          name: slave-pvc
  volumeClaimTemplates:
  - metadata:
      labels:
        app: spark-slave
      name: slave-pvc
    spec:
      accessModes:
        - ReadWriteOnce
      resources:
        requests:
          storage: 1Gi
      storageClassName: "rook-block"

Answer 1

当 helm 在单个文件中处理多个 YAML 文档时遇到解析错误(如您的情况)，错误消息可能有点误导。虽然它说line 20 ，那一点是指文件中一个 YAML 文档的开头，而不是文件本身的开头。对于大多数解析错误，您应该检查它提到的行以及前一行是否有问题。在您的情况下，它看起来像 command 上的 StatefulSet 文档的第 19 行。线会导致它。