network: support network isolate

Add new crd to convert kubesphere network policy to k8s network policy, and then other network
plugin will do the rest work.

Use  cache.go from calico project's kube-controller,  it aim to  sync nsnp with k8s np, delete unused np, and relieve the pressure on k8s restful client.

If you want higher performance, you can implement interface  NsNetworkPolicyProvider in pkg/controller/provider/namespace_np.go.

Signed-off-by: Duan Jiong <djduanjiong@gmail.com>
This commit is contained in:
Duan Jiong
2020-04-15 21:42:29 +08:00
parent fc373b18e3
commit d3bdcd0465
85 changed files with 4130 additions and 6254 deletions

View File

@@ -91,8 +91,6 @@ func (f *sharedInformerFactory) ForResource(resource schema.GroupVersionResource
// Group=network.kubesphere.io, Version=v1alpha1
case networkv1alpha1.SchemeGroupVersion.WithResource("namespacenetworkpolicies"):
return &genericInformer{resource: resource.GroupResource(), informer: f.Network().V1alpha1().NamespaceNetworkPolicies().Informer()}, nil
case networkv1alpha1.SchemeGroupVersion.WithResource("workspacenetworkpolicies"):
return &genericInformer{resource: resource.GroupResource(), informer: f.Network().V1alpha1().WorkspaceNetworkPolicies().Informer()}, nil
// Group=servicemesh.kubesphere.io, Version=v1alpha2
case servicemeshv1alpha2.SchemeGroupVersion.WithResource("servicepolicies"):

View File

@@ -26,8 +26,6 @@ import (
type Interface interface {
// NamespaceNetworkPolicies returns a NamespaceNetworkPolicyInformer.
NamespaceNetworkPolicies() NamespaceNetworkPolicyInformer
// WorkspaceNetworkPolicies returns a WorkspaceNetworkPolicyInformer.
WorkspaceNetworkPolicies() WorkspaceNetworkPolicyInformer
}
type version struct {
@@ -45,8 +43,3 @@ func New(f internalinterfaces.SharedInformerFactory, namespace string, tweakList
func (v *version) NamespaceNetworkPolicies() NamespaceNetworkPolicyInformer {
return &namespaceNetworkPolicyInformer{factory: v.factory, namespace: v.namespace, tweakListOptions: v.tweakListOptions}
}
// WorkspaceNetworkPolicies returns a WorkspaceNetworkPolicyInformer.
func (v *version) WorkspaceNetworkPolicies() WorkspaceNetworkPolicyInformer {
return &workspaceNetworkPolicyInformer{factory: v.factory, tweakListOptions: v.tweakListOptions}
}

View File

@@ -1,88 +0,0 @@
/*
Copyright 2019 The KubeSphere authors.
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.
*/
// Code generated by informer-gen. DO NOT EDIT.
package v1alpha1
import (
time "time"
v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
runtime "k8s.io/apimachinery/pkg/runtime"
watch "k8s.io/apimachinery/pkg/watch"
cache "k8s.io/client-go/tools/cache"
networkv1alpha1 "kubesphere.io/kubesphere/pkg/apis/network/v1alpha1"
versioned "kubesphere.io/kubesphere/pkg/client/clientset/versioned"
internalinterfaces "kubesphere.io/kubesphere/pkg/client/informers/externalversions/internalinterfaces"
v1alpha1 "kubesphere.io/kubesphere/pkg/client/listers/network/v1alpha1"
)
// WorkspaceNetworkPolicyInformer provides access to a shared informer and lister for
// WorkspaceNetworkPolicies.
type WorkspaceNetworkPolicyInformer interface {
Informer() cache.SharedIndexInformer
Lister() v1alpha1.WorkspaceNetworkPolicyLister
}
type workspaceNetworkPolicyInformer struct {
factory internalinterfaces.SharedInformerFactory
tweakListOptions internalinterfaces.TweakListOptionsFunc
}
// NewWorkspaceNetworkPolicyInformer constructs a new informer for WorkspaceNetworkPolicy type.
// Always prefer using an informer factory to get a shared informer instead of getting an independent
// one. This reduces memory footprint and number of connections to the server.
func NewWorkspaceNetworkPolicyInformer(client versioned.Interface, resyncPeriod time.Duration, indexers cache.Indexers) cache.SharedIndexInformer {
return NewFilteredWorkspaceNetworkPolicyInformer(client, resyncPeriod, indexers, nil)
}
// NewFilteredWorkspaceNetworkPolicyInformer constructs a new informer for WorkspaceNetworkPolicy type.
// Always prefer using an informer factory to get a shared informer instead of getting an independent
// one. This reduces memory footprint and number of connections to the server.
func NewFilteredWorkspaceNetworkPolicyInformer(client versioned.Interface, resyncPeriod time.Duration, indexers cache.Indexers, tweakListOptions internalinterfaces.TweakListOptionsFunc) cache.SharedIndexInformer {
return cache.NewSharedIndexInformer(
&cache.ListWatch{
ListFunc: func(options v1.ListOptions) (runtime.Object, error) {
if tweakListOptions != nil {
tweakListOptions(&options)
}
return client.NetworkV1alpha1().WorkspaceNetworkPolicies().List(options)
},
WatchFunc: func(options v1.ListOptions) (watch.Interface, error) {
if tweakListOptions != nil {
tweakListOptions(&options)
}
return client.NetworkV1alpha1().WorkspaceNetworkPolicies().Watch(options)
},
},
&networkv1alpha1.WorkspaceNetworkPolicy{},
resyncPeriod,
indexers,
)
}
func (f *workspaceNetworkPolicyInformer) defaultInformer(client versioned.Interface, resyncPeriod time.Duration) cache.SharedIndexInformer {
return NewFilteredWorkspaceNetworkPolicyInformer(client, resyncPeriod, cache.Indexers{cache.NamespaceIndex: cache.MetaNamespaceIndexFunc}, f.tweakListOptions)
}
func (f *workspaceNetworkPolicyInformer) Informer() cache.SharedIndexInformer {
return f.factory.InformerFor(&networkv1alpha1.WorkspaceNetworkPolicy{}, f.defaultInformer)
}
func (f *workspaceNetworkPolicyInformer) Lister() v1alpha1.WorkspaceNetworkPolicyLister {
return v1alpha1.NewWorkspaceNetworkPolicyLister(f.Informer().GetIndexer())
}