90 lines
2.5 KiB
Go
90 lines
2.5 KiB
Go
// ALR - Any Linux Repository
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// Copyright (C) 2025 The ALR Authors
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package build
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import (
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"context"
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"encoding/hex"
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"fmt"
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"os"
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"strings"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/constants"
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"gitea.plemya-x.ru/Plemya-x/ALR/pkg/dl"
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"gitea.plemya-x.ru/Plemya-x/ALR/pkg/dlcache"
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)
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type SourceDownloader struct {
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cfg Config
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}
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func NewSourceDownloader(cfg Config) *SourceDownloader {
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return &SourceDownloader{
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cfg,
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}
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}
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func (s *SourceDownloader) DownloadSources(
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ctx context.Context,
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input *BuildInput,
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basePkg string,
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si SourcesInput,
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) error {
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for i, src := range si.Sources {
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opts := dl.Options{
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Name: fmt.Sprintf("[%d]", i),
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URL: src,
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Destination: getSrcDir(s.cfg, basePkg),
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Progress: os.Stderr,
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LocalDir: getScriptDir(input.script),
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}
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if !strings.EqualFold(si.Checksums[i], "SKIP") {
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// Если контрольная сумма содержит двоеточие, используйте часть до двоеточия
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// как алгоритм, а часть после как фактическую контрольную сумму.
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// В противном случае используйте sha256 по умолчанию с целой строкой как контрольной суммой.
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algo, hashData, ok := strings.Cut(si.Checksums[i], ":")
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if ok {
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checksum, err := hex.DecodeString(hashData)
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if err != nil {
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return err
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}
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opts.Hash = checksum
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opts.HashAlgorithm = algo
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} else {
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checksum, err := hex.DecodeString(si.Checksums[i])
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if err != nil {
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return err
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}
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opts.Hash = checksum
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}
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}
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// Используем временную директорию для загрузок
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// dlcache.New добавит свой подкаталог "dl" внутри
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opts.DlCache = dlcache.New(constants.TempDir)
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err := dl.Download(ctx, opts)
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if err != nil {
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return err
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}
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}
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return nil
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}
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