fix(esxi): resize root disk after creating vm

The root disk size set when the machine is created does not take effect,
so set the root disk size after the machine is created.

pkg/multicloud/esxi/host.go

@@ -865,6 +865,7 @@ func (self *SHost) DoCreateVM(ctx context.Context, ds *SDatastore, params SCreat
 
 	deviceChange = make([]types.BaseVirtualDeviceConfigSpec, 0, 1)
 	// add disks
+	var rootDiskSizeMb int64
 	for _, disk := range disks {
 		imagePath := disk.ImagePath
 		var size = disk.Size
@@ -884,6 +885,7 @@ func (self *SHost) DoCreateVM(ctx context.Context, ds *SDatastore, params SCreat
 				return nil, errors.Wrap(err, "unable to copy system disk")
 			}
 			imagePath = newImagePath
+			rootDiskSizeMb = size
 		}
 		uuid, driver := disk.DiskId, "scsi"
 		if len(disk.Driver) > 0 {
@@ -942,6 +944,14 @@ func (self *SHost) DoCreateVM(ctx context.Context, ds *SDatastore, params SCreat
 	if evm == nil {
 		return nil, errors.Error("create successfully but unable to NewVirtualMachine")
 	}
+
+	// resize root disk
+	if rootDiskSizeMb > 0 && int64(evm.vdisks[0].GetDiskSizeMB()) != rootDiskSizeMb {
+		err = evm.vdisks[0].Resize(ctx, rootDiskSizeMb)
+		if err != nil {
+			return evm, errors.Wrap(err, "resize for root disk")
+		}
+	}
 	return evm, nil
 }