如何解决将generateName用于将要由舵机安装的yaml文件
我有upload.yaml文件,该文件将脚本上传到mongo,并与头盔打包在一起。
apiVersion: batch/v1
kind: Job
metadata:
generateName: upload-strategy-to-mongo-v2
spec:
parallelism: 1
completions: 1
template:
metadata:
name: upload-strategy-to-mongo
spec:
volumes:
- name: upload-strategy-to-mongo-scripts-volume
configMap:
name: upload-strategy-to-mongo-scripts-v3
containers:
- name: upload-strategy-to-mongo
image: mongo
env:
- name: MONGODB_URI
value: @@@@
- name: MONGODB_USERNAME
valueFrom:
secretKeyRef:
name: mongodb-user
key: @@@@
- name: MONGODB_PASSWORD
valueFrom:
secretKeyRef:
name: mongodb-user
key: @@@@@
volumeMounts:
- mountPath: /scripts
name: upload-strategy-to-mongo-scripts-volume
command: ["mongo"]
args:
- $(MONGODB_URI)/ravnml
- --username
- $(MONGODB_USERNAME)
- --password
- $(MONGODB_PASSWORD)
- --authenticationDatabase
- admin
- /scripts/upload.js
restartPolicy: Never
---
apiVersion: v1
kind: ConfigMap
metadata:
creationTimestamp: null
name: upload-strategy-to-mongo-scripts-v3
data:
upload.js: |
// Read the object from file and parse it
var data = cat('/scripts/strategy.json');
var obj = JSON.parse(data);
// Upsert strategy
print(db.strategy.find());
db.strategy.replaceOne(
{ name : obj.name },obj,{ upsert: true }
)
print(db.strategy.find());
strategy.json: {{ .Files.Get "strategy.json" | quote }}
现在我每次安装时都使用generateName生成自定义名称。我需要安装多个软件包,并且名称必须是动态的。
错误
当我使用helm install <name> <tar.gz file> -n <namespace>
安装此脚本时,出现以下错误
Error: rendered manifests contain a resource that already exists. Unable to continue with install: could not get information about the resource: resource name may not be empty
但是如果我不使用generateName,我可以安装。有什么想法吗?
我查看了各种资源,但它们似乎没有回答如何通过头盔安装。 参考文献: Add random string on Kubernetes pod deployment name https://github.com/kubernetes/kubernetes/issues/44501; https://zknill.io/posts/kubernetes-generated-names/
解决方法
这似乎是一个已知问题。头盔不适用于generateName
。对于唯一名称,可以使用Helm's build in properties,例如Revision
或Name
。请参阅以下链接以供参考:
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