Diskdetails changes

wmic full path added in command

diskdetailshelper/gopsutil/disk_windows.go

@@ -4,6 +4,7 @@ package gopsutil
 
 import (
 	"bytes"
+	"os"
 	"regexp"
 	"unsafe"
 
@@ -23,6 +24,8 @@ var (
 	provGetVolumeInformation    = Modkernel32.NewProc("GetVolumeInformationW")
 )
 
+const WMIC_RELATIVE_PATH = "\\System32\\wbem\\wmic"
+
 var (
 	FileFileCompression = int64(16)     // 0x00000010
 	FileReadOnlyVolume  = int64(524288) // 0x00080000
@@ -197,8 +200,10 @@ func GetDiskSerialNumber(name string) string {
 	serialNumberArray := []string{}
 	serialNumberMap := make(map[string]bool)
 
+	windowsDirPath := os.Getenv("SYSTEMROOT")
 	cmd1 := &exec.Cmd{}
-	cmd1 = exec.Command("wmic", "path", "win32_physicalmedia", "get", "SerialNumber")
+	cmd1 = exec.Command(windowsDirPath+WMIC_RELATIVE_PATH, "path", "win32_physicalmedia", "get", "SerialNumber")
+
 	var out1 bytes.Buffer
 	cmd1.Stdout = &out1
 	commandError := cmd1.Run()
@@ -217,7 +222,8 @@ func GetDiskSerialNumber(name string) string {
 	}
 
 	cmd2 := &exec.Cmd{}
-	cmd2 = exec.Command("wmic", "diskdrive", "get", "serialnumber")
+	cmd2 = exec.Command(windowsDirPath+WMIC_RELATIVE_PATH, "diskdrive", "get", "serialnumber")
+
 	var out2 bytes.Buffer
 	cmd2.Stdout = &out2
 	commandError = cmd2.Run()