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link.go
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link.go
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// Copyright 2020 Authors of Cilium
//
// 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 loader
import (
"fmt"
"github.com/cilium/cilium/pkg/option"
)
func SetXDPMode(mode string) error {
switch mode {
case option.XDPModeNative:
if option.Config.XDPMode == option.XDPModeLinkNone ||
option.Config.XDPMode == option.XDPModeLinkDriver {
option.Config.XDPMode = option.XDPModeLinkDriver
} else {
return fmt.Errorf("XDP Mode conflict: current mode is %s, trying to set conflicting %s",
option.Config.XDPMode, option.XDPModeLinkDriver)
}
case option.XDPModeGeneric:
if option.Config.XDPMode == option.XDPModeLinkNone ||
option.Config.XDPMode == option.XDPModeLinkGeneric {
option.Config.XDPMode = option.XDPModeLinkGeneric
} else {
return fmt.Errorf("XDP Mode conflict: current mode is %s, trying to set conflicting %s",
option.Config.XDPMode, option.XDPModeLinkGeneric)
}
case option.XDPModeDisabled:
break
}
return nil
}