/
trafficdirection.go
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/
trafficdirection.go
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// Copyright 2018 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 trafficdirection
// TrafficDirection specifies the directionality of policy (ingress or egress).
type TrafficDirection uint8
const (
// Invalid represents an invalid traffic direction.
Invalid TrafficDirection = 2
// Egress represents egress traffic.
Egress TrafficDirection = 1
// Ingress represents ingress traffic.
Ingress TrafficDirection = 0
)
// Uint8 normalizes the TrafficDirection for insertion into BPF maps.
func (td TrafficDirection) Uint8() uint8 {
return uint8(td)
}
func (td TrafficDirection) String() string {
if td == Egress {
return "Egress"
} else if td == Ingress {
return "Ingress"
}
return "Unknown"
}