fix(ssh): SSH port was not assigned to gvproxy (#94)

Author: ihexon

pkg/machine/gvproxy/gvproxy.go

@@ -38,14 +38,15 @@ func Start(ctx context.Context, mc *vmconfig.MachineConfig) error {
 	if err := mc.GetSSHPort(); err != nil {
 		return fmt.Errorf("unable to get available ssh port: %w", err)
 	}
-	
+
 	// gvproxy listen a local socks file as Podman API socks (PodmanSocks.InHost)
 	// and forward to the guest's Podman API socks(PodmanSocks.InGuest).
 	gvpCmd.AddForwardSock(mc.PodmanSocks.InHost)
 	gvpCmd.AddForwardDest(mc.PodmanSocks.InGuest)
 	gvpCmd.AddForwardUser(mc.SSH.RemoteUsername)
 	gvpCmd.AddForwardIdentity(mc.SSH.PrivateKeyPath)
 	gvpCmd.PidFile = mc.PIDFiles.GvproxyPidFile
+	gvpCmd.SSHPort = mc.SSH.Port
 
 	// gvproxy endpoint, which provide network backend for vfkit/krunkit
 	gvpEndPoint := fs.NewFile(mc.GetNetworkStackEndpoint())

pkg/port/port.go

@@ -13,7 +13,7 @@ import (
 
 // GetFree returns a free TCP port
 func GetFree() (int, error) {
-	l, err := net.Listen("tcp", fmt.Sprintf("%s:%d", define.LocalHostURL, 0))
+	l, err := net.Listen("tcp4", fmt.Sprintf("%s:%d", define.LocalHostURL, 0))
 	if err != nil {
 		return 0, fmt.Errorf("unable to get free TCP port: %w", err)
 	}