forked from kubevirt/kubevirt
/
feature-gates.go
59 lines (50 loc) · 1.65 KB
/
feature-gates.go
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/*
* This file is part of the KubeVirt project
*
* 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.
*
* Copyright 2017, 2018 Red Hat, Inc.
*
*/
package virtconfig
/*
This module is intended for determining whether an optional feature is enabled or not at the system-level.
Note that the virtconfig package needs to be initialized before using this (see config-map.Init)
*/
import (
"os"
"strings"
)
const (
dataVolumesGate = "DataVolumes"
cpuManager = "CPUManager"
ignitionGate = "ExperimentalIgnitionSupport"
liveMigrationGate = "LiveMigration"
SRIOVGate = "SRIOV"
CPUNodeDiscoveryGate = "CPUNodeDiscovery"
)
func DataVolumesEnabled() bool {
return strings.Contains(os.Getenv(featureGateEnvVar), dataVolumesGate)
}
func CPUManagerEnabled() bool {
return strings.Contains(os.Getenv(featureGateEnvVar), cpuManager)
}
func IgnitionEnabled() bool {
return strings.Contains(os.Getenv(featureGateEnvVar), ignitionGate)
}
func LiveMigrationEnabled() bool {
return strings.Contains(os.Getenv(featureGateEnvVar), liveMigrationGate)
}
func SRIOVEnabled() bool {
return strings.Contains(os.Getenv(featureGateEnvVar), SRIOVGate)
}