buildah/vendor/github.com/containers/common/pkg/machine/machine.go

57 lines
850 B
Go

package machine
import (
"os"
"strings"
"sync"
)
type Marker struct {
Enabled bool
Type string
}
const (
markerFile = "/etc/containers/podman-machine"
Wsl = "wsl"
Qemu = "qemu"
AppleHV = "applehv"
HyperV = "hyperv"
)
var (
markerSync sync.Once
marker *Marker
)
func loadMachineMarker(file string) {
var kind string
enabled := false
if content, err := os.ReadFile(file); err == nil {
enabled = true
kind = strings.TrimSpace(string(content))
}
marker = &Marker{enabled, kind}
}
func IsPodmanMachine() bool {
return GetMachineMarker().Enabled
}
func HostType() string {
return GetMachineMarker().Type
}
func IsGvProxyBased() bool {
return IsPodmanMachine() && HostType() != Wsl
}
func GetMachineMarker() *Marker {
markerSync.Do(func() {
loadMachineMarker(markerFile)
})
return marker
}