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faecae44fd
This relies on changes in GRUB and other utilities to respect `SOURCE_DATE_EPOCH`. Variable `SOURCE_DATE_EPOCH` is set to the timestamp of the last git commit which makes it deterministic, but still changes for each release/commit. Signed-off-by: Andrey Smirnov <andrey.smirnov@talos-systems.com>
38 lines
779 B
Go
38 lines
779 B
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 pkg
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import (
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"io/fs"
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"log"
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"os"
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"path/filepath"
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"time"
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)
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// TouchFiles updates mtime for all the files under root if SOURCE_DATE_EPOCH is set.
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func TouchFiles(root string) error {
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epochInt, ok, err := SourceDateEpoch()
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if err != nil {
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return err
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}
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if !ok {
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return nil
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}
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timestamp := time.Unix(epochInt, 0)
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log.Printf("changing timestamps under %q to %s", root, timestamp)
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return filepath.WalkDir(root, func(path string, d fs.DirEntry, err error) error {
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if err != nil {
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return err
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}
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return os.Chtimes(path, timestamp, timestamp)
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})
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}
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