67cbff464f
and delete ippool label while workspace is deleted sync default ippool to namespace annotation Signed-off-by: Duan Jiong <djduanjiong@gmail.com>
134 lines
3.8 KiB
Go
134 lines
3.8 KiB
Go
/*
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Copyright 2020 The KubeSphere authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package ippool
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import (
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corev1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/runtime"
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k8sinformers "k8s.io/client-go/informers"
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clientset "k8s.io/client-go/kubernetes"
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"k8s.io/client-go/util/workqueue"
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networkv1alpha1 "kubesphere.io/kubesphere/pkg/apis/network/v1alpha1"
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kubesphereclient "kubesphere.io/kubesphere/pkg/client/clientset/versioned"
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"kubesphere.io/kubesphere/pkg/simple/client/k8s"
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calicoclient "kubesphere.io/kubesphere/pkg/simple/client/network/ippool/calico"
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"kubesphere.io/kubesphere/pkg/simple/client/network/ippool/ipam"
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)
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type Provider interface {
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// canDelete indicates whether the address pool is being used or not.
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DeleteIPPool(pool *networkv1alpha1.IPPool) (canDelete bool, err error)
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CreateIPPool(pool *networkv1alpha1.IPPool) error
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UpdateIPPool(pool *networkv1alpha1.IPPool) error
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GetIPPoolStats(pool *networkv1alpha1.IPPool) (*networkv1alpha1.IPPool, error)
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SyncStatus(stopCh <-chan struct{}, q workqueue.RateLimitingInterface) error
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UpdateNamespace(ns *corev1.Namespace, pools []string) error
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Type() string
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Default(obj runtime.Object) error
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}
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type provider struct {
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kubesphereClient kubesphereclient.Interface
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ipamclient ipam.IPAMClient
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}
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func (p provider) Type() string {
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return networkv1alpha1.IPPoolTypeLocal
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}
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func (p provider) Default(obj runtime.Object) error {
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return nil
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}
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func (p provider) UpdateNamespace(ns *corev1.Namespace, pools []string) error {
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return nil
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}
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func (p provider) DeleteIPPool(pool *networkv1alpha1.IPPool) (bool, error) {
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blocks, err := p.ipamclient.ListBlocks(pool.Name)
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if err != nil {
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return false, err
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}
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for _, block := range blocks {
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if block.Empty() {
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if err = p.ipamclient.DeleteBlock(&block); err != nil {
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return false, err
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}
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} else {
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return false, nil
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}
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}
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return true, nil
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}
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func (p provider) CreateIPPool(pool *networkv1alpha1.IPPool) error {
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return nil
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}
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func (p provider) UpdateIPPool(pool *networkv1alpha1.IPPool) error {
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return nil
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}
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func (p provider) SyncStatus(stopCh <-chan struct{}, q workqueue.RateLimitingInterface) error {
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return nil
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}
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func (p provider) GetIPPoolStats(pool *networkv1alpha1.IPPool) (*networkv1alpha1.IPPool, error) {
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stats, err := p.ipamclient.GetUtilization(ipam.GetUtilizationArgs{
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Pools: []string{pool.Name},
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})
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if err != nil {
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return nil, err
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}
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stat := stats[0]
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clone := pool.DeepCopy()
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clone.Status = networkv1alpha1.IPPoolStatus{
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Allocations: stat.Allocate,
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Unallocated: stat.Unallocated,
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Reserved: stat.Reserved,
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Capacity: stat.Capacity,
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Synced: true,
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}
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return clone, nil
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}
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func newProvider(clientset kubesphereclient.Interface) provider {
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return provider{
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kubesphereClient: clientset,
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ipamclient: ipam.NewIPAMClient(clientset, networkv1alpha1.VLAN),
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}
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}
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func NewProvider(k8sInformer k8sinformers.SharedInformerFactory, clientset kubesphereclient.Interface, client clientset.Interface, pt string, k8sOptions *k8s.KubernetesOptions) Provider {
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var p Provider
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switch pt {
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case networkv1alpha1.IPPoolTypeLocal:
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p = provider{
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kubesphereClient: clientset,
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ipamclient: ipam.NewIPAMClient(clientset, networkv1alpha1.VLAN),
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}
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case networkv1alpha1.IPPoolTypeCalico:
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p = calicoclient.NewProvider(k8sInformer, clientset, client, k8sOptions)
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}
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return p
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}
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