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Add a HollowProxy to the HollowNode.
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gmarek
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Oct 27, 2015
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| /* | ||
| Copyright 2015 The Kubernetes Authors All rights reserved. | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
|
||
| package kubemark | ||
|
|
||
| import ( | ||
| "time" | ||
|
|
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| proxyapp "k8s.io/kubernetes/cmd/kube-proxy/app" | ||
| "k8s.io/kubernetes/pkg/api" | ||
| "k8s.io/kubernetes/pkg/client/record" | ||
| client "k8s.io/kubernetes/pkg/client/unversioned" | ||
| proxyconfig "k8s.io/kubernetes/pkg/proxy/config" | ||
| "k8s.io/kubernetes/pkg/types" | ||
| utiliptables "k8s.io/kubernetes/pkg/util/iptables" | ||
|
|
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| "github.com/golang/glog" | ||
| ) | ||
|
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| type HollowProxy struct { | ||
| ProxyServer *proxyapp.ProxyServer | ||
| } | ||
|
|
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| type FakeProxyHandler struct{} | ||
|
|
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| func (*FakeProxyHandler) OnServiceUpdate(services []api.Service) {} | ||
| func (*FakeProxyHandler) OnEndpointsUpdate(endpoints []api.Endpoints) {} | ||
|
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| type FakeProxier struct{} | ||
|
|
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| func (*FakeProxier) OnServiceUpdate(services []api.Service) {} | ||
| func (*FakeProxier) Sync() {} | ||
| func (*FakeProxier) SyncLoop() { | ||
| select {} | ||
| } | ||
|
|
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| func NewHollowProxyOrDie( | ||
| nodeName string, | ||
| client *client.Client, | ||
| endpointsConfig *proxyconfig.EndpointsConfig, | ||
| serviceConfig *proxyconfig.ServiceConfig, | ||
| iptInterface utiliptables.Interface, | ||
| broadcaster record.EventBroadcaster, | ||
| recorder record.EventRecorder, | ||
| ) *HollowProxy { | ||
| // Create and start Hollow Proxy | ||
| config := proxyapp.NewProxyConfig() | ||
| config.OOMScoreAdj = 0 | ||
| config.ResourceContainer = "" | ||
| config.NodeRef = &api.ObjectReference{ | ||
| Kind: "Node", | ||
| Name: nodeName, | ||
| UID: types.UID(nodeName), | ||
| Namespace: "", | ||
| } | ||
| proxyconfig.NewSourceAPI( | ||
| client, | ||
| 30*time.Second, | ||
| serviceConfig.Channel("api"), | ||
| endpointsConfig.Channel("api"), | ||
| ) | ||
|
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| hollowProxy, err := proxyapp.NewProxyServer(client, config, iptInterface, &FakeProxier{}, broadcaster, recorder) | ||
| if err != nil { | ||
| glog.Fatalf("Error while creating ProxyServer: %v\n", err) | ||
| } | ||
| return &HollowProxy{ | ||
| ProxyServer: hollowProxy, | ||
| } | ||
| } | ||
|
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| func (hp *HollowProxy) Run() { | ||
| if err := hp.ProxyServer.Run(make([]string, 0)); err != nil { | ||
| glog.Fatalf("Error while running proxy: %v\n", err) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,71 @@ | ||
| /* | ||
| Copyright 2015 The Kubernetes Authors All rights reserved. | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
|
||
| package testing | ||
|
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| import "k8s.io/kubernetes/pkg/util/iptables" | ||
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| // no-op implemenatation of iptables Interface | ||
| type fake struct{} | ||
|
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| func NewFake() *fake { | ||
| return &fake{} | ||
| } | ||
|
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| func (*fake) EnsureChain(table iptables.Table, chain iptables.Chain) (bool, error) { | ||
| return true, nil | ||
| } | ||
|
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| func (*fake) FlushChain(table iptables.Table, chain iptables.Chain) error { | ||
| return nil | ||
| } | ||
|
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| func (*fake) DeleteChain(table iptables.Table, chain iptables.Chain) error { | ||
| return nil | ||
| } | ||
|
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| func (*fake) EnsureRule(position iptables.RulePosition, table iptables.Table, chain iptables.Chain, args ...string) (bool, error) { | ||
| return true, nil | ||
| } | ||
|
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| func (*fake) DeleteRule(table iptables.Table, chain iptables.Chain, args ...string) error { | ||
| return nil | ||
| } | ||
|
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| func (*fake) IsIpv6() bool { | ||
| return false | ||
| } | ||
|
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| func (*fake) Save(table iptables.Table) ([]byte, error) { | ||
| return make([]byte, 0), nil | ||
| } | ||
|
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| func (*fake) SaveAll() ([]byte, error) { | ||
| return make([]byte, 0), nil | ||
| } | ||
|
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| func (*fake) Restore(table iptables.Table, data []byte, flush iptables.FlushFlag, counters iptables.RestoreCountersFlag) error { | ||
| return nil | ||
| } | ||
|
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| func (*fake) RestoreAll(data []byte, flush iptables.FlushFlag, counters iptables.RestoreCountersFlag) error { | ||
| return nil | ||
| } | ||
| func (*fake) AddReloadFunc(reloadFunc func()) {} | ||
|
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| func (*fake) Destroy() {} | ||
|
|
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| var _ = iptables.Interface(&fake{}) |
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