FIX #2626 Retrieve windows version on non-english OS

Signed-off-by: David Gageot <david@gageot.net>

libmachine/mcnutils/os_windows.go

@@ -6,7 +6,7 @@ import (
 )
 
 func LocalOSVersion() string {
-	command := exec.Command(`systeminfo`)
+	command := exec.Command(`ver`)
 	output, err := command.Output()
 	if err != nil {
 		return ""
@@ -15,11 +15,5 @@ func LocalOSVersion() string {
 }
 
 func parseOutput(output string) string {
-	lines := strings.Split(string(output), "\n")
-	for _, line := range lines {
-		if strings.HasPrefix(line, "OS Version") {
-			return strings.TrimSpace(line[len("OS Version:"):])
-		}
-	}
-	return ""
+	return strings.TrimSpace(output)
 }

libmachine/mcnutils/os_windows_test.go

@@ -8,13 +8,10 @@ import (
 
 func TestOSWindows(t *testing.T) {
 	output := `
-Host Name:                 DESKTOP-3A5PULA
-OS Name:                   Microsoft Windows 10 Enterprise
-OS Version:                10.0.10240 N/A Build 10240
-OS Manufacturer:           Microsoft Corporation
-OS Configuration:          Standalone Workstation
-OS Build Type:             Multiprocessor Free
-Registered Owner:          Windows User
+
+Microsoft Windows [version 6.3.9600]
+
 `
-	assert.Equal(t, "10.0.10240 N/A Build 10240", parseOutput(output))
+
+	assert.Equal(t, "Microsoft Windows [version 6.3.9600]", parseOutput(output))
 }