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traffic_encap_mode.go
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traffic_encap_mode.go
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// Copyright 2019 Antrea 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 config
import (
"strings"
)
type TrafficEncapModeType int
const (
TrafficEncapModeEncap TrafficEncapModeType = iota
TrafficEncapModeNoEncap
TrafficEncapModeHybrid
TrafficEncapModeNetworkPolicyOnly
TrafficEncapModeInvalid = -1
)
var (
modeStrs = [...]string{
"encap",
"noEncap",
"hybrid",
"networkPolicyOnly",
}
)
// GetTrafficEncapModeFromStr returns true and TrafficEncapModeType corresponding to input string.
// Otherwise, false and undefined value is returned
func GetTrafficEncapModeFromStr(str string) (bool, TrafficEncapModeType) {
for idx, ms := range modeStrs {
if strings.EqualFold(ms, str) {
return true, TrafficEncapModeType(idx)
}
}
return false, TrafficEncapModeInvalid
}
func GetTrafficEncapModes() []TrafficEncapModeType {
return []TrafficEncapModeType{
TrafficEncapModeEncap,
TrafficEncapModeNoEncap,
TrafficEncapModeHybrid,
TrafficEncapModeNetworkPolicyOnly,
}
}
// String returns value in string.
func (m TrafficEncapModeType) String() string {
if m == TrafficEncapModeInvalid {
return "invalid"
}
return modeStrs[m]
}
// IsNetworkPolicyOnly returns true if TrafficEncapModeType is network policy only.
func (m TrafficEncapModeType) IsNetworkPolicyOnly() bool {
return m == TrafficEncapModeNetworkPolicyOnly
}
// SupportsNoEncap returns true if TrafficEncapModeType supports noEncap.
func (m TrafficEncapModeType) SupportsNoEncap() bool {
return m == TrafficEncapModeNoEncap || m == TrafficEncapModeHybrid || m.IsNetworkPolicyOnly()
}
// SupportsEncap returns true if TrafficEncapModeType supports encap.
func (m TrafficEncapModeType) SupportsEncap() bool {
return m == TrafficEncapModeEncap || m == TrafficEncapModeHybrid
}