【k8s错误处理】——unable to retrieve the complete list of server APIs
东门翰
一、前言
打算开一个专栏，写一些k8s中遇到的问题，不定时更新。
报错信息：
Error: could not get apiVersions from Kubernetes: unable to retrieve the complete list of server APIs: custom.metrics.k8s.io/v1beta1: the server is currently unable to handle the request二、排查问题
$ kubectl api-resources
NAME SHORTNAMES APIGROUP NAMESPACED KIND
bindings true Binding
componentstatuses cs false ComponentStatus
configmaps cm true ConfigMap
endpoints ep true Endpoints
events ev true Event
limitranges limits true LimitRange
namespaces ns false Namespace
nodes no false Node
persistentvolumeclaims pvc true PersistentVolumeClaim
persistentvolumes pv false PersistentVolume
pods po true Pod
podtemplates true PodTemplate
replicationcontrollers rc true ReplicationController
resourcequotas quota true ResourceQuota
secrets true Secret
serviceaccounts sa true ServiceAccount
services svc true Service
mutatingwebhookconfigurations admissionregistration.k8s.io false MutatingWebhookConfiguration
validatingwebhookconfigurations admissionregistration.k8s.io false ValidatingWebhookConfiguration
customresourcedefinitions crd,crds apiextensions.k8s.io false CustomResourceDefinition
apiservices apiregistration.k8s.io false APIService
controllerrevisions apps true ControllerRevision
daemonsets ds apps true DaemonSet
deployments deploy apps true Deployment
replicasets rs apps true ReplicaSet
statefulsets sts apps true StatefulSet
meshpolicies authentication.istio.io false MeshPolicy
policies authentication.istio.io true Policy
tokenreviews authentication.k8s.io false TokenReview
localsubjectaccessreviews authorization.k8s.io true LocalSubjectAccessReview
selfsubjectaccessreviews authorization.k8s.io false SelfSubjectAccessReview
selfsubjectrulesreviews authorization.k8s.io false SelfSubjectRulesReview
subjectaccessreviews authorization.k8s.io false SubjectAccessReview
horizontalpodautoscalers hpa autoscaling true HorizontalPodAutoscaler
metrics autoscaling.internal.knative.dev true Metric
podautoscalers kpa,pa autoscaling.internal.knative.dev true PodAutoscaler
cronjobs cj batch true CronJob
jobs batch true Job
images img caching.internal.knative.dev true Image
certificatesigningrequests csr certificates.k8s.io false CertificateSigningRequest
certificates cert,certs certmanager.k8s.io true Certificate
challenges certmanager.k8s.io true Challenge
clusterissuers certmanager.k8s.io false ClusterIssuer
issuers certmanager.k8s.io true Issuer
orders certmanager.k8s.io true Order
adapters config.istio.io true adapter
attributemanifests config.istio.io true attributemanifest
handlers config.istio.io true handler
httpapispecbindings config.istio.io true HTTPAPISpecBinding
httpapispecs config.istio.io true HTTPAPISpec
instances config.istio.io true instance
quotaspecbindings config.istio.io true QuotaSpecBinding
quotaspecs config.istio.io true QuotaSpec
rules config.istio.io true rule
templates config.istio.io true template
leases coordination.k8s.io true Lease
brokers eventing.knative.dev true Broker
channels chan eventing.knative.dev true Channel
clusterchannelprovisioners ccp eventing.knative.dev false ClusterChannelProvisioner
eventtypes eventing.knative.dev true EventType
subscriptions sub eventing.knative.dev true Subscription
triggers eventing.knative.dev true Trigger
events ev events.k8s.io true Event
daemonsets ds extensions true DaemonSet
deployments deploy extensions true Deployment
ingresses ing extensions true Ingress
networkpolicies netpol extensions true NetworkPolicy
podsecuritypolicies psp extensions false PodSecurityPolicy
replicasets rs extensions true ReplicaSet
channels ch messaging.knative.dev true Channel
choices messaging.knative.dev true Choice
inmemorychannels imc messaging.knative.dev true InMemoryChannel
sequences messaging.knative.dev true Sequence
nodes metrics.k8s.io false NodeMetrics
pods metrics.k8s.io true PodMetrics
certificates kcert networking.internal.knative.dev true Certificate
clusteringresses networking.internal.knative.dev false ClusterIngress
ingresses ing networking.internal.knative.dev true Ingress
serverlessservices sks networking.internal.knative.dev true ServerlessService
destinationrules dr networking.istio.io true DestinationRule
envoyfilters networking.istio.io true EnvoyFilter
gateways gw networking.istio.io true Gateway
serviceentries se networking.istio.io true ServiceEntry
sidecars networking.istio.io true Sidecar
virtualservices vs networking.istio.io true VirtualService
ingresses ing networking.k8s.io true Ingress
networkpolicies netpol networking.k8s.io true NetworkPolicy
poddisruptionbudgets pdb policy true PodDisruptionBudget
podsecuritypolicies psp policy false PodSecurityPolicy
clusterrolebindings rbac.authorization.k8s.io false ClusterRoleBinding
clusterroles rbac.authorization.k8s.io false ClusterRole
rolebindings rbac.authorization.k8s.io true RoleBinding
roles rbac.authorization.k8s.io true Role
authorizationpolicies rbac.istio.io true AuthorizationPolicy
clusterrbacconfigs rbac.istio.io false ClusterRbacConfig
rbacconfigs rbac.istio.io true RbacConfig
servicerolebindings rbac.istio.io true ServiceRoleBinding
serviceroles rbac.istio.io true ServiceRole
priorityclasses pc scheduling.k8s.io false PriorityClass
configurations config,cfg serving.knative.dev true Configuration
revisions rev serving.knative.dev true Revision
routes rt serving.knative.dev true Route
services kservice,ksvc serving.knative.dev true Service
apiserversources sources.eventing.knative.dev true ApiServerSource
awssqssources sources.eventing.knative.dev true AwsSqsSource
containersources sources.eventing.knative.dev true ContainerSource
cronjobsources sources.eventing.knative.dev true CronJobSource
githubsources sources.eventing.knative.dev true GitHubSource
kafkasources sources.eventing.knative.dev true KafkaSource
csidrivers storage.k8s.io false CSIDriver
csinodes storage.k8s.io false CSINode
storageclasses sc storage.k8s.io false StorageClass
volumeattachments storage.k8s.io false VolumeAttachment
clustertasks tekton.dev false ClusterTask
pipelineresources tekton.dev true PipelineResource
pipelineruns pr,prs tekton.dev true PipelineRun
pipelines tekton.dev true Pipeline
taskruns tr,trs tekton.dev true TaskRun
tasks tekton.dev true Task
error: unable to retrieve the complete list of server APIs: custom.metrics.k8s.io/v1beta1: the server is currently unable to handle the request
➜ charts git:(h2update2)三、解决办法
1、查找到出问题的apiservice
kubectl get apiservice
可以看到其中有出现false状态的apiservice,删除出问题的apiservice故障即可解决。
2、删除出问题的apiservice
kubectl delete apiservce <service-name>四、参考资料
1、issue
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