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6074a870ad
Bring in e2fsprogs from pkgs. Initial support for ext* filesystems. Fixes: #9746 Signed-off-by: Noel Georgi <git@frezbo.dev>
55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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package makefs
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import (
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"fmt"
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"github.com/google/uuid"
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"github.com/siderolabs/go-cmd/pkg/cmd"
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"github.com/siderolabs/talos/pkg/imager/utils"
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)
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// Ext4 creates a ext4 filesystem on the specified partition.
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func Ext4(partname string, setters ...Option) error {
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opts := NewDefaultOptions(setters...)
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var args []string
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if opts.Label != "" {
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args = append(args, "-L", opts.Label)
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}
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if opts.Force {
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args = append(args, "-F")
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}
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if opts.Reproducible {
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if epoch, ok, err := utils.SourceDateEpoch(); err != nil {
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return err
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} else if ok {
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// ref: https://gitlab.archlinux.org/archlinux/archiso/-/merge_requests/202/diffs
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detUUID := uuid.NewSHA1(uuid.MustParse("93a870ff-8565-4cf3-a67b-f47299271a96"), []byte(fmt.Sprintf("%d ext4 hash seed", epoch)))
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args = append(args, "-U", detUUID.String())
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args = append(args, "-E", fmt.Sprintf("hash_seed=%s", detUUID.String()))
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}
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}
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args = append(args, partname)
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_, err := cmd.Run("mkfs.ext4", args...)
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return err
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}
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// Ext4Resize expands a ext4 filesystem to the maximum possible.
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func Ext4Resize(partname string) error {
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_, err := cmd.Run("resize2fs", partname)
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return err
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}
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