mirror of https://github.com/linka-cloud/d2vm.git
77 lines
1.9 KiB
Go
77 lines
1.9 KiB
Go
// Copyright 2023 Linka Cloud All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package d2vm
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import (
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"context"
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"fmt"
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"github.com/sirupsen/logrus"
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)
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type grub struct {
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*grubCommon
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}
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func (g grub) Validate(fs BootFS) error {
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switch fs {
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case BootFSFat32:
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return nil
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default:
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return fmt.Errorf("grub only supports fat32 boot filesystem due to grub-efi")
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}
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}
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func (g grub) Setup(ctx context.Context, dev, root string, cmdline string) error {
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logrus.Infof("setting up grub bootloader")
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clean, err := g.prepare(ctx, dev, root, cmdline)
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if err != nil {
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return err
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}
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defer clean()
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if err := g.install(ctx, "--target=x86_64-efi", "--efi-directory=/boot", "--no-nvram", "--removable", "--no-floppy"); err != nil {
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return err
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}
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if err := g.install(ctx, "--target=i386-pc", "--boot-directory=/boot", dev); err != nil {
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return err
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}
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if err := g.mkconfig(ctx); err != nil {
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return err
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}
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return nil
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}
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type grubProvider struct {
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config Config
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}
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func (g grubProvider) New(c Config, r OSRelease, arch string) (Bootloader, error) {
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if arch != "x86_64" {
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return nil, fmt.Errorf("grub is only supported for amd64")
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}
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if r.ID == ReleaseCentOS {
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return nil, fmt.Errorf("grub (efi) is not supported for CentOS, use grub-bios instead")
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}
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return grub{grubCommon: newGrubCommon(c, r)}, nil
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}
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func (g grubProvider) Name() string {
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return "grub"
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}
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func init() {
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RegisterBootloaderProvider(grubProvider{})
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}
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