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hcnutils.go
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hcnutils.go
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//go:build windows
// +build windows
/*
Copyright 2018 The Kubernetes 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.
*/
package winkernel
import (
"github.com/Microsoft/hcsshim"
"github.com/Microsoft/hcsshim/hcn"
"k8s.io/klog/v2"
)
type HcnService interface {
// Network functions
GetNetworkByName(networkName string) (*hcn.HostComputeNetwork, error)
GetNetworkByID(networkID string) (*hcn.HostComputeNetwork, error)
// Endpoint functions
ListEndpoints() ([]hcn.HostComputeEndpoint, error)
ListEndpointsOfNetwork(networkId string) ([]hcn.HostComputeEndpoint, error)
GetEndpointByID(endpointId string) (*hcn.HostComputeEndpoint, error)
GetEndpointByName(endpointName string) (*hcn.HostComputeEndpoint, error)
CreateEndpoint(network *hcn.HostComputeNetwork, endpoint *hcn.HostComputeEndpoint) (*hcn.HostComputeEndpoint, error)
CreateRemoteEndpoint(network *hcn.HostComputeNetwork, endpoint *hcn.HostComputeEndpoint) (*hcn.HostComputeEndpoint, error)
DeleteEndpoint(endpoint *hcn.HostComputeEndpoint) error
// LoadBalancer functions
ListLoadBalancers() ([]hcn.HostComputeLoadBalancer, error)
GetLoadBalancerByID(loadBalancerId string) (*hcn.HostComputeLoadBalancer, error)
CreateLoadBalancer(loadBalancer *hcn.HostComputeLoadBalancer) (*hcn.HostComputeLoadBalancer, error)
DeleteLoadBalancer(loadBalancer *hcn.HostComputeLoadBalancer) error
// Features functions
GetSupportedFeatures() hcn.SupportedFeatures
Ipv6DualStackSupported() error
DsrSupported() error
// Policy functions
DeleteAllHnsLoadBalancerPolicy()
}
type hcnImpl struct{}
func newHcnImpl() hcnImpl {
return hcnImpl{}
}
func (hcnObj hcnImpl) GetNetworkByName(networkName string) (*hcn.HostComputeNetwork, error) {
return hcn.GetNetworkByName(networkName)
}
func (hcnObj hcnImpl) GetNetworkByID(networkID string) (*hcn.HostComputeNetwork, error) {
return hcn.GetNetworkByID(networkID)
}
func (hcnObj hcnImpl) ListEndpoints() ([]hcn.HostComputeEndpoint, error) {
return hcn.ListEndpoints()
}
func (hcnObj hcnImpl) ListEndpointsOfNetwork(networkId string) ([]hcn.HostComputeEndpoint, error) {
return hcn.ListEndpointsOfNetwork(networkId)
}
func (hcnObj hcnImpl) GetEndpointByID(endpointId string) (*hcn.HostComputeEndpoint, error) {
return hcn.GetEndpointByID(endpointId)
}
func (hcnObj hcnImpl) GetEndpointByName(endpointName string) (*hcn.HostComputeEndpoint, error) {
return hcn.GetEndpointByName(endpointName)
}
func (hcnObj hcnImpl) CreateEndpoint(network *hcn.HostComputeNetwork, endpoint *hcn.HostComputeEndpoint) (*hcn.HostComputeEndpoint, error) {
return network.CreateEndpoint(endpoint)
}
func (hcnObj hcnImpl) CreateRemoteEndpoint(network *hcn.HostComputeNetwork, endpoint *hcn.HostComputeEndpoint) (*hcn.HostComputeEndpoint, error) {
return network.CreateRemoteEndpoint(endpoint)
}
func (hcnObj hcnImpl) DeleteEndpoint(endpoint *hcn.HostComputeEndpoint) error {
return endpoint.Delete()
}
func (hcnObj hcnImpl) ListLoadBalancers() ([]hcn.HostComputeLoadBalancer, error) {
return hcn.ListLoadBalancers()
}
func (hcnObj hcnImpl) GetLoadBalancerByID(loadBalancerId string) (*hcn.HostComputeLoadBalancer, error) {
return hcn.GetLoadBalancerByID(loadBalancerId)
}
func (hcnObj hcnImpl) CreateLoadBalancer(loadBalancer *hcn.HostComputeLoadBalancer) (*hcn.HostComputeLoadBalancer, error) {
return loadBalancer.Create()
}
func (hcnObj hcnImpl) DeleteLoadBalancer(loadBalancer *hcn.HostComputeLoadBalancer) error {
return loadBalancer.Delete()
}
func (hcnObj hcnImpl) GetSupportedFeatures() hcn.SupportedFeatures {
return hcn.GetSupportedFeatures()
}
func (hcnObj hcnImpl) Ipv6DualStackSupported() error {
return hcn.IPv6DualStackSupported()
}
func (hcnObj hcnImpl) DsrSupported() error {
return hcn.DSRSupported()
}
func (hcnObj hcnImpl) DeleteAllHnsLoadBalancerPolicy() {
plists, err := hcsshim.HNSListPolicyListRequest()
if err != nil {
return
}
for _, plist := range plists {
klog.V(3).InfoS("Remove policy", "policies", plist)
_, err = plist.Delete()
if err != nil {
klog.ErrorS(err, "Failed to delete policy list")
}
}
}