424 lines
12 KiB
Go
424 lines
12 KiB
Go
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// ALR - Any Linux Repository
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// Copyright (C) 2025 Евгений Храмов
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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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"io"
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"log/slog"
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"os"
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"path/filepath"
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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/leonelquinteros/gotext"
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"mvdan.cc/sh/v3/syntax"
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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/db"
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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/shutils/decoder"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/types"
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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/manager"
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)
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// Функция readScript анализирует скрипт сборки с использованием встроенной реализации bash
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func readScript(script string) (*syntax.File, error) {
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fl, err := os.Open(script) // Открываем файл скрипта
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if err != nil {
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return nil, err
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}
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defer fl.Close() // Закрываем файл после выполнения
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file, err := syntax.NewParser().Parse(fl, "alr.sh") // Парсим скрипт с помощью синтаксического анализатора
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if err != nil {
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return nil, err
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}
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return file, nil // Возвращаем синтаксическое дерево
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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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err := os.RemoveAll(dirs.BaseDir) // Удаляем базовую директорию, если она существует
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if err != nil {
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return err
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}
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err = os.MkdirAll(dirs.SrcDir, 0o755) // Создаем директорию для источников
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if err != nil {
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return err
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}
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return os.MkdirAll(dirs.PkgDir, 0o755) // Создаем директорию для пакетов
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}
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// Функция buildPkgMetadata создает метаданные для пакета, который будет собран.
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func buildPkgMetadata(
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ctx context.Context,
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vars *types.BuildVars,
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dirs types.Directories,
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pkgFormat string,
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info *distro.OSRelease,
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deps []string,
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preferedContents *[]string,
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) (*nfpm.Info, error) {
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pkgInfo := getBasePkgInfo(vars, info)
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pkgInfo.Description = vars.Description
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pkgInfo.Platform = "linux"
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pkgInfo.Homepage = vars.Homepage
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pkgInfo.License = strings.Join(vars.Licenses, ", ")
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pkgInfo.Maintainer = vars.Maintainer
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pkgInfo.Overridables = nfpm.Overridables{
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Conflicts: vars.Conflicts,
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Replaces: vars.Replaces,
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Provides: vars.Provides,
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Depends: deps,
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}
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if pkgFormat == "apk" {
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// Alpine отказывается устанавливать пакеты, которые предоставляют сами себя, поэтому удаляем такие элементы
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pkgInfo.Overridables.Provides = slices.DeleteFunc(pkgInfo.Overridables.Provides, func(s string) bool {
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return s == pkgInfo.Name
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})
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}
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if vars.Epoch != 0 {
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pkgInfo.Epoch = strconv.FormatUint(uint64(vars.Epoch), 10)
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}
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setScripts(vars, pkgInfo, dirs.ScriptDir)
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if slices.Contains(vars.Architectures, "all") {
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pkgInfo.Arch = "all"
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}
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contents, err := buildContents(vars, dirs, preferedContents)
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if err != nil {
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return nil, err
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}
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pkgInfo.Overridables.Contents = contents
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if len(vars.AutoProv) == 1 && decoder.IsTruthy(vars.AutoProv[0]) {
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if pkgFormat == "rpm" {
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err = rpmFindProvides(ctx, pkgInfo, dirs)
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if err != nil {
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return nil, err
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}
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} else {
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slog.Info(gotext.Get("AutoProv is not implemented for this package format, so it's skipped"))
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}
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}
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if len(vars.AutoReq) == 1 && decoder.IsTruthy(vars.AutoReq[0]) {
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if pkgFormat == "rpm" {
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err = rpmFindRequires(ctx, pkgInfo, dirs)
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if err != nil {
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return nil, err
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}
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} else {
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slog.Info(gotext.Get("AutoReq is not implemented for this package format, so it's skipped"))
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}
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}
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return pkgInfo, nil
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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 *types.BuildVars, 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, 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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// Функция checkForBuiltPackage пытается обнаружить ранее собранный пакет и вернуть его путь
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// и true, если нашла. Если нет, возвратит "", false, nil.
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func checkForBuiltPackage(
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mgr manager.Manager,
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vars *types.BuildVars,
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pkgFormat,
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baseDir string,
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info *distro.OSRelease,
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) (string, bool, error) {
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filename, err := pkgFileName(vars, pkgFormat, info)
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if err != nil {
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return "", false, err
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}
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pkgPath := filepath.Join(baseDir, filename)
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_, err = os.Stat(pkgPath)
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if err != nil {
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return "", false, nil
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}
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return pkgPath, true, nil
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}
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func getBasePkgInfo(vars *types.BuildVars, info *distro.OSRelease) *nfpm.Info {
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return &nfpm.Info{
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Name: vars.Name,
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Arch: cpu.Arch(),
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Version: vars.Version,
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Release: overrides.ReleasePlatformSpecific(vars.Release, info),
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Epoch: strconv.FormatUint(uint64(vars.Epoch), 10),
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}
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}
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// pkgFileName returns the filename of the package if it were to be built.
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// This is used to check if the package has already been built.
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func pkgFileName(vars *types.BuildVars, pkgFormat string, info *distro.OSRelease) (string, error) {
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pkgInfo := getBasePkgInfo(vars, info)
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packager, err := nfpm.Get(pkgFormat)
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if err != nil {
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return "", err
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}
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return packager.ConventionalFileName(pkgInfo), nil
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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 *types.BuildVars, info *nfpm.Info, scriptDir string) {
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if vars.Scripts.PreInstall != "" {
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info.Scripts.PreInstall = filepath.Join(scriptDir, vars.Scripts.PreInstall)
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}
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if vars.Scripts.PostInstall != "" {
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info.Scripts.PostInstall = filepath.Join(scriptDir, vars.Scripts.PostInstall)
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}
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if vars.Scripts.PreRemove != "" {
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info.Scripts.PreRemove = filepath.Join(scriptDir, vars.Scripts.PreRemove)
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}
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|
|
if vars.Scripts.PostRemove != "" {
|
|||
|
|
info.Scripts.PostRemove = filepath.Join(scriptDir, vars.Scripts.PostRemove)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if vars.Scripts.PreUpgrade != "" {
|
|||
|
|
info.ArchLinux.Scripts.PreUpgrade = filepath.Join(scriptDir, vars.Scripts.PreUpgrade)
|
|||
|
|
info.APK.Scripts.PreUpgrade = filepath.Join(scriptDir, vars.Scripts.PreUpgrade)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if vars.Scripts.PostUpgrade != "" {
|
|||
|
|
info.ArchLinux.Scripts.PostUpgrade = filepath.Join(scriptDir, vars.Scripts.PostUpgrade)
|
|||
|
|
info.APK.Scripts.PostUpgrade = filepath.Join(scriptDir, vars.Scripts.PostUpgrade)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if vars.Scripts.PreTrans != "" {
|
|||
|
|
info.RPM.Scripts.PreTrans = filepath.Join(scriptDir, vars.Scripts.PreTrans)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if vars.Scripts.PostTrans != "" {
|
|||
|
|
info.RPM.Scripts.PostTrans = filepath.Join(scriptDir, vars.Scripts.PostTrans)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/*
|
|||
|
|
// Функция setVersion изменяет переменную версии в скрипте runner.
|
|||
|
|
// Она используется для установки версии на вывод функции version().
|
|||
|
|
func setVersion(ctx context.Context, r *interp.Runner, to string) error {
|
|||
|
|
fl, err := syntax.NewParser().Parse(strings.NewReader("version='"+to+"'"), "")
|
|||
|
|
if err != nil {
|
|||
|
|
return err
|
|||
|
|
}
|
|||
|
|
return r.Run(ctx, fl)
|
|||
|
|
}
|
|||
|
|
*/
|
|||
|
|
// Returns not installed dependencies
|
|||
|
|
func removeAlreadyInstalled(opts types.BuildOpts, dependencies []string) ([]string, error) {
|
|||
|
|
filteredPackages := []string{}
|
|||
|
|
|
|||
|
|
for _, dep := range dependencies {
|
|||
|
|
installed, err := opts.Manager.IsInstalled(dep)
|
|||
|
|
if err != nil {
|
|||
|
|
return nil, err
|
|||
|
|
}
|
|||
|
|
if installed {
|
|||
|
|
continue
|
|||
|
|
}
|
|||
|
|
filteredPackages = append(filteredPackages, dep)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return filteredPackages, nil
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Функция packageNames возвращает имена всех предоставленных пакетов.
|
|||
|
|
func packageNames(pkgs []db.Package) []string {
|
|||
|
|
names := make([]string, len(pkgs))
|
|||
|
|
for i, p := range pkgs {
|
|||
|
|
names[i] = p.Name
|
|||
|
|
}
|
|||
|
|
return names
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Функция removeDuplicates убирает любые дубликаты из предоставленного среза.
|
|||
|
|
func removeDuplicates(slice []string) []string {
|
|||
|
|
seen := map[string]struct{}{}
|
|||
|
|
result := []string{}
|
|||
|
|
|
|||
|
|
for _, s := range slice {
|
|||
|
|
if _, ok := seen[s]; !ok {
|
|||
|
|
seen[s] = struct{}{}
|
|||
|
|
result = append(result, s)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return result
|
|||
|
|
}
|