Efr*_*tan 5 kubernetes kubernetes-helm fluxcd
在我的集群中,我使用weave Flux及其 Flux-helm-operator 以 gitops 方式管理我的集群。
然而,当我对 Flux git 存储库中的图表进行更改时,我经常遇到以下错误消息:
ts=2019-09-25T11:54:37.604506452Z caller=chartsync.go:328 component=chartsync
warning="unable to proceed with release"
resource=mychart:helmrelease/mychart release=mychart
err="release requires a rollback before it can be upgraded (FAILED)"
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我不确定这在 helm 中意味着什么,但无论如何,我不应该运行任何 helm 命令,因为版本是由 Flux 管理的,所以我想知道在生产中处理此错误的正确方法是什么
(除了删除版本并等待 Flux 重新创建它之外)
一个解释清楚的答案将被非常接受,谢谢。
helm-operatorunable to proceed with release之后出现警告GetUpgradableRelease
Run Code Online (Sandbox Code Playgroud)// GetUpgradableRelease returns a release if the current state of it // allows an upgrade, a descriptive error if it is not allowed, or // nil if the release does not exist.
release requires a rollback before it can be upgraded如果release有状态则返回错误Status_FAILED(参见release.go#89)
UNHEALTHY状态块释放正如flux开发人员在 #2265 中提到的,没有办法滚动到UNHEALTHY状态。
这不是一个错误,但我可以看到你的期望来自哪里。
Flux 只会向前推进健康的版本,原因之一是确保我们不会陷入失败的循环,
--force因此该标志无意用于强制升级不健康的资源(您应该使用回滚功能),但开发的目的是可以通过向后不兼容的更改来升级图表(例如,不可变字段的更改,需要首先删除资源,请参阅#1760)。结论:这
forceUpgrade是荣幸的,但不能用于强制升级某个状态下的版本UNHEALTHY。
正如作者建议的那样,您应该使用rollback功能
Helm 操作员所做的发布有时可能会失败,可以通过
.spec.rollback.enable在 HelmRelease 资源上设置为 true 来自动回滚失败的发布。Run Code Online (Sandbox Code Playgroud)Note: a successful rollback of a Helm chart containing a StatefulSet resource is known to be tricky, and one of the main reasons automated rollbacks are not enabled by default for all HelmReleases. Verify a manual rollback of your Helm chart does not cause any problems before enabling it.启用后,Helm 操作员将检测到错误的升级并执行回滚,除非检测到值和/或图表的更改,否则它不会尝试新的升级。
apiVersion: flux.weave.works/v1beta1
kind: HelmRelease
# metadata: ...
spec:
# Listed values are the defaults.
rollback:
# If set, will perform rollbacks for this release.
enable: false
# If set, will force resource update through delete/recreate if
# needed.
force: false
# Prevent hooks from running during rollback.
disableHooks: false
# Time in seconds to wait for any individual Kubernetes operation.
timeout: 300
# If set, will wait until all Pods, PVCs, Services, and minimum
# number of Pods of a Deployment are in a ready state before
# marking the release as successful. It will wait for as long
# as the set timeout.
wait: false
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