Евгений (ХрамычЪ) Храмов
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324 lines
9.5 KiB
Go
324 lines
9.5 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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"fmt"
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"io"
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"log/slog"
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"os"
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"path/filepath"
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"regexp"
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"runtime"
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"slices"
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"strconv"
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"strings"
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// Импортируем пакеты для поддержки различных форматов пакетов (APK, DEB, RPM и ARCH).
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_ "github.com/goreleaser/nfpm/v2/apk"
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_ "github.com/goreleaser/nfpm/v2/arch"
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_ "github.com/goreleaser/nfpm/v2/deb"
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_ "github.com/goreleaser/nfpm/v2/rpm"
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"github.com/goreleaser/nfpm/v2"
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"github.com/goreleaser/nfpm/v2/files"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/cpu"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/manager"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/overrides"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/utils"
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"gitea.plemya-x.ru/Plemya-x/ALR/pkg/alrsh"
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"gitea.plemya-x.ru/Plemya-x/ALR/pkg/distro"
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"gitea.plemya-x.ru/Plemya-x/ALR/pkg/types"
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)
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// Функция prepareDirs подготавливает директории для сборки.
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func prepareDirs(dirs types.Directories) error {
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// Пробуем удалить базовую директорию, если она существует
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err := os.RemoveAll(dirs.BaseDir)
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if err != nil {
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// Если не можем удалить (например, принадлежит root), логируем и продолжаем
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// Новые директории будут созданы или перезаписаны
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slog.Debug("Failed to remove base directory", "path", dirs.BaseDir, "error", err)
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}
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// Создаем директории с правильным владельцем для /tmp/alr с setgid битом
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err = utils.EnsureTempDirWithRootOwner(dirs.SrcDir, 0o2775)
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if err != nil {
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return err
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}
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// Создаем директорию для пакетов с setgid битом
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return utils.EnsureTempDirWithRootOwner(dirs.PkgDir, 0o2775)
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}
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// Функция buildContents создает секцию содержимого пакета, которая содержит файлы,
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// которые будут включены в конечный пакет.
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func buildContents(vars *alrsh.Package, dirs types.Directories, preferedContents *[]string) ([]*files.Content, error) {
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contents := []*files.Content{}
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processPath := func(path, trimmed string, prefered bool) error {
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fi, err := os.Lstat(path)
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if err != nil {
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return err
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}
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if fi.IsDir() {
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f, err := os.Open(path)
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if err != nil {
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return err
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}
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defer f.Close()
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if !prefered {
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_, err = f.Readdirnames(1)
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if err != io.EOF {
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return nil
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}
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}
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contents = append(contents, &files.Content{
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Source: path,
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Destination: trimmed,
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Type: "dir",
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FileInfo: &files.ContentFileInfo{
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MTime: fi.ModTime(),
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},
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})
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return nil
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}
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if fi.Mode()&os.ModeSymlink != 0 {
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link, err := os.Readlink(path)
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if err != nil {
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return err
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}
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link = strings.TrimPrefix(link, dirs.PkgDir)
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contents = append(contents, &files.Content{
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Source: link,
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Destination: trimmed,
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Type: "symlink",
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FileInfo: &files.ContentFileInfo{
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MTime: fi.ModTime(),
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Mode: fi.Mode(),
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},
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})
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return nil
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}
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fileContent := &files.Content{
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Source: path,
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Destination: trimmed,
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FileInfo: &files.ContentFileInfo{
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MTime: fi.ModTime(),
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Mode: fi.Mode(),
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Size: fi.Size(),
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},
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}
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if slices.Contains(vars.Backup.Resolved(), trimmed) {
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fileContent.Type = "config|noreplace"
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}
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contents = append(contents, fileContent)
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return nil
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}
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if preferedContents != nil {
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for _, trimmed := range *preferedContents {
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path := filepath.Join(dirs.PkgDir, trimmed)
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if err := processPath(path, trimmed, true); err != nil {
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return nil, err
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}
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}
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} else {
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err := filepath.Walk(dirs.PkgDir, func(path string, fi os.FileInfo, err error) error {
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if err != nil {
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return err
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}
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trimmed := strings.TrimPrefix(path, dirs.PkgDir)
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return processPath(path, trimmed, false)
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})
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if err != nil {
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return nil, err
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}
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}
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return contents, nil
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}
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func normalizeContents(contents []*files.Content) {
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for _, content := range contents {
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content.Destination = filepath.Join("/", content.Destination)
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}
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}
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var RegexpALRPackageName = regexp.MustCompile(`^(?P<package>[^+]+)\+alr-(?P<repo>.+)$`)
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func getBasePkgInfo(vars *alrsh.Package, input interface {
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RepositoryProvider
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OsInfoProvider
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},
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) *nfpm.Info {
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return &nfpm.Info{
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Name: fmt.Sprintf("%s+alr-%s", vars.Name, input.Repository()),
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Arch: cpu.Arch(),
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Version: vars.Version,
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Release: overrides.ReleasePlatformSpecific(vars.Release, input.OSRelease()),
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Epoch: strconv.FormatUint(uint64(vars.Epoch), 10),
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}
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}
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// Функция getPkgFormat возвращает формат пакета из менеджера пакетов,
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// или ALR_PKG_FORMAT, если он установлен.
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func GetPkgFormat(mgr manager.Manager) string {
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pkgFormat := mgr.Format()
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if format, ok := os.LookupEnv("ALR_PKG_FORMAT"); ok {
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pkgFormat = format
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}
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return pkgFormat
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}
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// Функция createBuildEnvVars создает переменные окружения, которые будут установлены
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// в скрипте сборки при его выполнении.
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func createBuildEnvVars(info *distro.OSRelease, dirs types.Directories) []string {
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env := os.Environ()
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env = append(
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env,
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"DISTRO_NAME="+info.Name,
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"DISTRO_PRETTY_NAME="+info.PrettyName,
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"DISTRO_ID="+info.ID,
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"DISTRO_VERSION_ID="+info.VersionID,
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"DISTRO_ID_LIKE="+strings.Join(info.Like, " "),
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"ARCH="+cpu.Arch(),
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"NCPU="+strconv.Itoa(runtime.NumCPU()),
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)
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if dirs.ScriptDir != "" {
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env = append(env, "scriptdir="+dirs.ScriptDir)
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}
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if dirs.PkgDir != "" {
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env = append(env, "pkgdir="+dirs.PkgDir)
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}
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if dirs.SrcDir != "" {
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env = append(env, "srcdir="+dirs.SrcDir)
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}
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return env
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}
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// Функция setScripts добавляет скрипты-перехватчики к метаданным пакета.
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func setScripts(vars *alrsh.Package, info *nfpm.Info, scriptDir string) {
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if vars.Scripts.Resolved().PreInstall != "" {
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info.Scripts.PreInstall = filepath.Join(scriptDir, vars.Scripts.Resolved().PreInstall)
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}
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if vars.Scripts.Resolved().PostInstall != "" {
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info.Scripts.PostInstall = filepath.Join(scriptDir, vars.Scripts.Resolved().PostInstall)
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}
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if vars.Scripts.Resolved().PreRemove != "" {
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info.Scripts.PreRemove = filepath.Join(scriptDir, vars.Scripts.Resolved().PreRemove)
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}
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if vars.Scripts.Resolved().PostRemove != "" {
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info.Scripts.PostRemove = filepath.Join(scriptDir, vars.Scripts.Resolved().PostRemove)
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}
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if vars.Scripts.Resolved().PreUpgrade != "" {
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info.ArchLinux.Scripts.PreUpgrade = filepath.Join(scriptDir, vars.Scripts.Resolved().PreUpgrade)
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info.APK.Scripts.PreUpgrade = filepath.Join(scriptDir, vars.Scripts.Resolved().PreUpgrade)
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}
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if vars.Scripts.Resolved().PostUpgrade != "" {
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info.ArchLinux.Scripts.PostUpgrade = filepath.Join(scriptDir, vars.Scripts.Resolved().PostUpgrade)
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info.APK.Scripts.PostUpgrade = filepath.Join(scriptDir, vars.Scripts.Resolved().PostUpgrade)
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}
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if vars.Scripts.Resolved().PreTrans != "" {
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info.RPM.Scripts.PreTrans = filepath.Join(scriptDir, vars.Scripts.Resolved().PreTrans)
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}
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if vars.Scripts.Resolved().PostTrans != "" {
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info.RPM.Scripts.PostTrans = filepath.Join(scriptDir, vars.Scripts.Resolved().PostTrans)
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}
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}
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/*
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// Функция setVersion изменяет переменную версии в скрипте runner.
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// Она используется для установки версии на вывод функции version().
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func setVersion(ctx context.Context, r *interp.Runner, to string) error {
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fl, err := syntax.NewParser().Parse(strings.NewReader("version='"+to+"'"), "")
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if err != nil {
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return err
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}
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return r.Run(ctx, fl)
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}
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*/
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// Функция packageNames возвращает имена всех предоставленных пакетов.
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/*
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func packageNames(pkgs []db.Package) []string {
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names := make([]string, len(pkgs))
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for i, p := range pkgs {
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names[i] = p.Name
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}
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return names
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}
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*/
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// Функция removeDuplicates убирает любые дубликаты из предоставленного среза.
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func removeDuplicates[T comparable](slice []T) []T {
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seen := map[T]struct{}{}
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result := []T{}
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for _, item := range slice {
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if _, ok := seen[item]; !ok {
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seen[item] = struct{}{}
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result = append(result, item)
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}
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}
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return result
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}
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func removeDuplicatesSources(sources, checksums []string) ([]string, []string) {
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seen := map[string]string{}
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keys := make([]string, 0)
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for i, s := range sources {
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if val, ok := seen[s]; !ok || strings.EqualFold(val, "SKIP") {
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if !ok {
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keys = append(keys, s)
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}
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seen[s] = checksums[i]
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}
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}
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newSources := make([]string, len(keys))
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newChecksums := make([]string, len(keys))
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for i, k := range keys {
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newSources[i] = k
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newChecksums[i] = seen[k]
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}
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return newSources, newChecksums
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}
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