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urpf.go
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urpf.go
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// Copyright (C) 2022 Cisco Systems Inc.
//
// 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 vpplink
import (
"fmt"
"github.com/projectcalico/vpp-dataplane/v3/vpplink/generated/bindings/interface_types"
"github.com/projectcalico/vpp-dataplane/v3/vpplink/generated/bindings/ip_types"
"github.com/projectcalico/vpp-dataplane/v3/vpplink/generated/bindings/urpf"
)
func (v *VppLink) SetCustomURPF(swifindex uint32, tableId uint32) error {
client := urpf.NewServiceClient(v.GetConnection())
_, err := client.UrpfUpdateV2(v.GetContext(), &urpf.UrpfUpdateV2{
Mode: urpf.URPF_API_MODE_LOOSE,
SwIfIndex: interface_types.InterfaceIndex(swifindex),
Af: ip_types.ADDRESS_IP4,
IsInput: true,
TableID: tableId,
})
if err != nil {
return fmt.Errorf("failed to set URPF mode to loose: %w", err)
}
return nil
}
func (v *VppLink) UnsetURPF(swifindex uint32) error {
client := urpf.NewServiceClient(v.GetConnection())
_, err := client.UrpfUpdateV2(v.GetContext(), &urpf.UrpfUpdateV2{
Mode: urpf.URPF_API_MODE_OFF,
SwIfIndex: interface_types.InterfaceIndex(swifindex),
Af: ip_types.ADDRESS_IP4,
IsInput: true,
})
if err != nil {
return fmt.Errorf("failed to set URPF mode to off: %w", err)
}
return nil
}