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use network proxy for proxy subresources

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Signed-off-by: Patrik Cyvoct <patrik@ptrk.io>
This commit is contained in:
Patrik Cyvoct 2019-10-19 18:29:15 +02:00
parent 47511ef09c
commit 6729bfd648
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GPG Key ID: 4334D82B950FB63A
2 changed files with 12 additions and 0 deletions
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1
cmd/kube-apiserver/app/BUILD
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@ -49,6 +49,7 @@ go_library(
"//staging/src/k8s.io/apiserver/pkg/endpoints/openapi:go_default_library", "//staging/src/k8s.io/apiserver/pkg/endpoints/openapi:go_default_library",
"//staging/src/k8s.io/apiserver/pkg/features:go_default_library", "//staging/src/k8s.io/apiserver/pkg/features:go_default_library",
"//staging/src/k8s.io/apiserver/pkg/server:go_default_library", "//staging/src/k8s.io/apiserver/pkg/server:go_default_library",
"//staging/src/k8s.io/apiserver/pkg/server/egressselector:go_default_library",
"//staging/src/k8s.io/apiserver/pkg/server/filters:go_default_library", "//staging/src/k8s.io/apiserver/pkg/server/filters:go_default_library",
"//staging/src/k8s.io/apiserver/pkg/server/healthz:go_default_library", "//staging/src/k8s.io/apiserver/pkg/server/healthz:go_default_library",
"//staging/src/k8s.io/apiserver/pkg/server/options:go_default_library", "//staging/src/k8s.io/apiserver/pkg/server/options:go_default_library",

11
cmd/kube-apiserver/app/server.go
View File

@ -44,6 +44,7 @@ import (
"k8s.io/apiserver/pkg/authorization/authorizer" "k8s.io/apiserver/pkg/authorization/authorizer"
openapinamer "k8s.io/apiserver/pkg/endpoints/openapi" openapinamer "k8s.io/apiserver/pkg/endpoints/openapi"
genericapiserver "k8s.io/apiserver/pkg/server" genericapiserver "k8s.io/apiserver/pkg/server"
"k8s.io/apiserver/pkg/server/egressselector"
"k8s.io/apiserver/pkg/server/filters" "k8s.io/apiserver/pkg/server/filters"
serveroptions "k8s.io/apiserver/pkg/server/options" serveroptions "k8s.io/apiserver/pkg/server/options"
serverstorage "k8s.io/apiserver/pkg/server/storage" serverstorage "k8s.io/apiserver/pkg/server/storage"
@ -379,6 +380,16 @@ func CreateKubeAPIServerConfig(
if config.GenericConfig.EgressSelector != nil { if config.GenericConfig.EgressSelector != nil {
// Use the config.GenericConfig.EgressSelector lookup to find the dialer to connect to the kubelet // Use the config.GenericConfig.EgressSelector lookup to find the dialer to connect to the kubelet
config.ExtraConfig.KubeletClientConfig.Lookup = config.GenericConfig.EgressSelector.Lookup config.ExtraConfig.KubeletClientConfig.Lookup = config.GenericConfig.EgressSelector.Lookup
// Use the config.GenericConfig.EgressSelector lookup as the transport used by the "proxy" subresources.
networkContext := egressselector.Cluster.AsNetworkContext()
dialer, err := config.GenericConfig.EgressSelector.Lookup(networkContext)
if err != nil {
return nil, nil, nil, nil, err
}
c := proxyTransport.Clone()
c.DialContext = dialer
config.ExtraConfig.ProxyTransport = c
} }
return config, insecureServingInfo, serviceResolver, pluginInitializers, nil return config, insecureServingInfo, serviceResolver, pluginInitializers, nil