Improve cross platform support in QEMU machine sources

Signed-off-by: Arthur Sengileyev <arthur.sengileyev@gmail.com>

Author: arixmkii

pkg/machine/qemu/machine.go

@@ -149,9 +149,9 @@ func (q *QEMUStubber) StopVM(mc *vmconfigs.MachineConfig, _ bool) error {
 // stopLocked stops the machine and expects the caller to hold the machine's lock.
 func (q *QEMUStubber) stopLocked(mc *vmconfigs.MachineConfig) error {
 	// check if the qmp socket is there. if not, qemu instance is gone
-	if _, err := os.Stat(q.QMPMonitor.Address.GetPath()); errors.Is(err, fs.ErrNotExist) {
+	if _, err := os.Stat(mc.QEMUHypervisor.QMPMonitor.Address.GetPath()); errors.Is(err, fs.ErrNotExist) {
 		// Right now it is NOT an error to stop a stopped machine
-		logrus.Debugf("QMP monitor socket %v does not exist", q.QMPMonitor.Address)
+		logrus.Debugf("QMP monitor socket %v does not exist", mc.QEMUHypervisor.QMPMonitor.Address)
 		// Fix incorrect starting state in case of crash during start
 		if mc.Starting {
 			mc.Starting = false
@@ -162,7 +162,7 @@ func (q *QEMUStubber) stopLocked(mc *vmconfigs.MachineConfig) error {
 		return nil
 	}
 
-	qmpMonitor, err := qmp.NewSocketMonitor(q.QMPMonitor.Network, q.QMPMonitor.Address.GetPath(), q.QMPMonitor.Timeout)
+	qmpMonitor, err := qmp.NewSocketMonitor(mc.QEMUHypervisor.QMPMonitor.Network, mc.QEMUHypervisor.QMPMonitor.Address.GetPath(), mc.QEMUHypervisor.QMPMonitor.Timeout)
 	if err != nil {
 		return err
 	}
@@ -196,7 +196,7 @@ func (q *QEMUStubber) stopLocked(mc *vmconfigs.MachineConfig) error {
 	}
 
 	// Remove socket
-	if err := q.QMPMonitor.Address.Delete(); err != nil {
+	if err := mc.QEMUHypervisor.QMPMonitor.Address.Delete(); err != nil {
 		return err
 	}
 
@@ -206,14 +206,14 @@ func (q *QEMUStubber) stopLocked(mc *vmconfigs.MachineConfig) error {
 	}
 	disconnected = true
 
-	if q.QEMUPidPath.GetPath() == "" {
+	if mc.QEMUHypervisor.QEMUPidPath.GetPath() == "" {
 		// no vm pid file path means it's probably a machine created before we
 		// started using it, so we revert to the old way of waiting for the
 		// machine to stop
 		return q.waitForMachineToStop(mc)
 	}
 
-	vmPid, err := q.QEMUPidPath.ReadPIDFrom()
+	vmPid, err := mc.QEMUHypervisor.QEMUPidPath.ReadPIDFrom()
 	if err != nil {
 		return err
 	}

pkg/machine/qemu/machine_unix.go

@@ -22,7 +22,7 @@ func checkProcessStatus(processHint string, pid int, stderrBuf *bytes.Buffer) er
 	var status syscall.WaitStatus
 	pid, err := syscall.Wait4(pid, &status, syscall.WNOHANG, nil)
 	if err != nil {
-		return fmt.Errorf("failed to read qem%su process status: %w", processHint, err)
+		return fmt.Errorf("failed to read %s process status: %w", processHint, err)
 	}
 	if pid > 0 {
 		// child exited

pkg/machine/qemu/options_windows_amd64.go

@@ -10,11 +10,3 @@ func (q *QEMUStubber) addArchOptions(_ *setNewMachineCMDOpts) []string {
 	opts := []string{"-machine", "q35,accel=whpx:tcg", "-cpu", "qemu64"}
 	return opts
 }
-
-func (v *MachineVM) prepare() error {
-	return nil
-}
-
-func (v *MachineVM) archRemovalFiles() []string {
-	return []string{}
-}

pkg/machine/qemu/options_windows_arm64.go

@@ -9,11 +9,3 @@ func (q *QEMUStubber) addArchOptions(_ *setNewMachineCMDOpts) []string {
 	opts := []string{}
 	return opts
 }
-
-func (v *MachineVM) prepare() error {
-	return nil
-}
-
-func (v *MachineVM) archRemovalFiles() []string {
-	return []string{}
-}

pkg/machine/qemu/stubber.go

@@ -8,6 +8,7 @@ import (
 	"net"
 	"os"
 	"os/exec"
+	"path/filepath"
 	"strconv"
 	"strings"
 	"time"
@@ -296,7 +297,7 @@ func (q *QEMUStubber) StartNetworking(mc *vmconfigs.MachineConfig, cmd *gvproxy.
 	if err := gvProxySock.Delete(); err != nil {
 		logrus.Error(err)
 	}
-	cmd.AddQemuSocket(fmt.Sprintf("unix://%s", gvProxySock.GetPath()))
+	cmd.AddQemuSocket(fmt.Sprintf("unix://%s", filepath.ToSlash(gvProxySock.GetPath())))
 	return nil
 }