Add logic for identifying device path on VMware

Author: Pearl1594

pkg/mount/mount.go

@@ -372,3 +372,59 @@ func (m *mounter) Unpublish(path string) error {
 func (m *mounter) Unstage(path string) error {
 	return mount.CleanupMountPoint(path, m, true)
 }
+
+func (m *mounter) getDevicePathForVMware(volumeID string) (string, error) {
+	// Loop through /dev/sdb to /dev/sdz (skip /dev/sda, which is usually the root disk)
+	for i := 'b'; i <= 'z'; i++ {
+		devicePath := fmt.Sprintf("/dev/sd%c", i)
+		fmt.Printf("Checking VMware device path: %s\n", devicePath)
+
+		// Check if the device exists
+		if _, err := os.Stat(devicePath); err == nil {
+			// Verify it's a block device
+			isBlock, err := m.IsBlockDevice(devicePath)
+			if err == nil && isBlock {
+				// Use the same verification as for XenServer
+				if m.verifyVMwareDevice(devicePath, volumeID) {
+					fmt.Printf("Found and verified VMware device: %s\n", devicePath)
+					return devicePath, nil
+				}
+			}
+		}
+	}
+	return "", fmt.Errorf("device not found for volume %s", volumeID)
+}
+
+func (m *mounter) verifyVMwareDevice(devicePath string, volumeID string) bool {
+	// 1. Check device size (optional: compare with expected size if available)
+	size, err := m.GetBlockSizeBytes(devicePath)
+	if err != nil {
+		fmt.Printf("Failed to get device size: %v\n", err)
+		return false
+	}
+	fmt.Printf("Device size: %d bytes\n", size)
+
+	// 2. Check if device is not mounted
+	mounted, err := m.isDeviceMounted(devicePath)
+	if err != nil {
+		fmt.Printf("Failed to check if device is mounted: %v\n", err)
+		return false
+	}
+	if mounted {
+		fmt.Printf("Device is already mounted: %s\n", devicePath)
+		return false
+	}
+
+	// 3. Check device properties using udevadm (optional, for more robust matching)
+	props, err := m.getDeviceProperties(devicePath)
+	if err != nil {
+		fmt.Printf("Failed to get device properties: %v\n", err)
+		return false
+	}
+	fmt.Printf("Device properties: %v\n", props)
+
+	// Optionally, match by serial, wwn, or other property if you have it
+	// if props["ID_SERIAL"] == expectedSerial { ... }
+
+	return true
+}