k3s/vendor/github.com/flannel-io/flannel/pkg/routing/router.go
Brad Davidson e8381db778 Update Kubernetes to v1.21.0
* Update Kubernetes to v1.21.0
* Update to golang v1.16.2
* Update dependent modules to track with upstream
* Switch to upstream flannel
* Track changes to upstream cloud-controller-manager and FeatureGates

Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
2021-04-14 14:51:42 -07:00

47 lines
1.6 KiB
Go

// Copyright 2015 flannel 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 routing
import (
"bytes"
"net"
)
// Router manages network routes
type Router interface {
// GetAllRoutes returns all existing routes
GetAllRoutes() ([]Route, error)
// GetRoutesFromInterfaceToSubnet returns all routes from the given Interface to the given subnet
GetRoutesFromInterfaceToSubnet(interfaceIndex int, destinationSubnet *net.IPNet) ([]Route, error)
// CreateRoute creates a new route
CreateRoute(interfaceIndex int, destinationSubnet *net.IPNet, gatewayAddress net.IP) error
// DeleteRoute removes an existing route
DeleteRoute(interfaceIndex int, destinationSubnet *net.IPNet, gatewayAddress net.IP) error
}
// Route present a specific route
type Route struct {
InterfaceIndex int
DestinationSubnet *net.IPNet
GatewayAddress net.IP
}
func (r *Route) Equal(other Route) bool {
return r.DestinationSubnet.IP.Equal(other.DestinationSubnet.IP) && bytes.Equal(r.DestinationSubnet.Mask, other.DestinationSubnet.Mask) && r.GatewayAddress.Equal(other.GatewayAddress)
}