d2vm/grub_efi.go

72 lines
1.8 KiB
Go

// Copyright 2023 Linka Cloud All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package d2vm
import (
"context"
"fmt"
"github.com/sirupsen/logrus"
)
type grubEFI struct {
*grubCommon
arch string
}
func (g grubEFI) Validate(fs BootFS) error {
switch fs {
case BootFSFat32:
return nil
default:
return fmt.Errorf("grub-efi only supports fat32 boot filesystem")
}
}
func (g grubEFI) Setup(ctx context.Context, dev, root string, cmdline string) error {
logrus.Infof("setting up grub-efi bootloader")
clean, err := g.prepare(ctx, dev, root, cmdline)
if err != nil {
return err
}
defer clean()
if err := g.install(ctx, "--target="+g.arch+"-efi", "--efi-directory=/boot", "--no-nvram", "--removable", "--no-floppy"); err != nil {
return err
}
if err := g.mkconfig(ctx); err != nil {
return err
}
return nil
}
type grubEFIProvider struct {
config Config
}
func (g grubEFIProvider) New(c Config, r OSRelease, arch string) (Bootloader, error) {
if r.ID == ReleaseCentOS {
return nil, fmt.Errorf("grub-efi is not supported for CentOS, use grub-bios instead")
}
return grubEFI{grubCommon: newGrubCommon(c, r), arch: arch}, nil
}
func (g grubEFIProvider) Name() string {
return "grub-efi"
}
func init() {
RegisterBootloaderProvider(grubEFIProvider{})
}