feat: migrate to system cache with changing core logic

pkg/build/build_internal_test.need-to-update

@@ -277,7 +277,7 @@ meta_bar() {
 			fl, err := syntax.NewParser().Parse(strings.NewReader(tc.Script), "alr.sh")
 			assert.NoError(t, err)
 
-			_, allVars, err := b.executeFirstPass(fl)
+			_, allVars, err := b.scriptExecutor.ExecuteSecondPass(fl)
 			assert.NoError(t, err)
 
 			tc.Expected(t, allVars)

pkg/build/cache.go

@@ -0,0 +1,69 @@
+// ALR - Any Linux Repository
+// Copyright (C) 2025 Евгений Храмов
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package build
+
+import (
+	"context"
+	"os"
+	"path/filepath"
+
+	"github.com/goreleaser/nfpm/v2"
+
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/types"
+)
+
+type Cache struct {
+	cfg Config
+}
+
+func (c *Cache) CheckForBuiltPackage(
+	ctx context.Context,
+	input *BuildInput,
+	vars *types.BuildVars,
+) (string, bool, error) {
+	filename, err := pkgFileName(input, vars)
+	if err != nil {
+		return "", false, err
+	}
+
+	pkgPath := filepath.Join(getBaseDir(c.cfg, vars.Name), filename)
+
+	_, err = os.Stat(pkgPath)
+	if err != nil {
+		return "", false, nil
+	}
+
+	return pkgPath, true, nil
+}
+
+func pkgFileName(
+	input interface {
+		OsInfoProvider
+		PkgFormatProvider
+		RepositoryProvider
+	},
+	vars *types.BuildVars,
+) (string, error) {
+	pkgInfo := getBasePkgInfo(vars, input)
+
+	packager, err := nfpm.Get(input.PkgFormat())
+	if err != nil {
+		return "", err
+	}
+
+	return packager.ConventionalFileName(pkgInfo), nil
+}

pkg/build/checker.go

@@ -0,0 +1,74 @@
+// ALR - Any Linux Repository
+// Copyright (C) 2025 Евгений Храмов
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package build
+
+import (
+	"context"
+	"log/slog"
+
+	"github.com/leonelquinteros/gotext"
+
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/cliutils"
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/cpu"
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/types"
+	"gitea.plemya-x.ru/Plemya-x/ALR/pkg/manager"
+)
+
+type Checker struct {
+	mgr manager.Manager
+}
+
+func (c *Checker) PerformChecks(
+	ctx context.Context,
+	input *BuildInput,
+	vars *types.BuildVars,
+) (bool, error) {
+	if !cpu.IsCompatibleWith(cpu.Arch(), vars.Architectures) { // Проверяем совместимость архитектуры
+		cont, err := cliutils.YesNoPrompt(
+			ctx,
+			gotext.Get("Your system's CPU architecture doesn't match this package. Do you want to build anyway?"),
+			input.opts.Interactive,
+			true,
+		)
+		if err != nil {
+			return false, err
+		}
+
+		if !cont {
+			return false, nil
+		}
+	}
+
+	installed, err := c.mgr.ListInstalled(nil)
+	if err != nil {
+		return false, err
+	}
+
+	filename, err := pkgFileName(input, vars)
+	if err != nil {
+		return false, err
+	}
+
+	if instVer, ok := installed[filename]; ok { // Если пакет уже установлен, выводим предупреждение
+		slog.Warn(gotext.Get("This package is already installed"),
+			"name", vars.Name,
+			"version", instVer,
+		)
+	}
+
+	return true, nil
+}

pkg/build/dirs.go

@@ -0,0 +1,71 @@
+// ALR - Any Linux Repository
+// Copyright (C) 2025 Евгений Храмов
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package build
+
+import (
+	"path/filepath"
+
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/types"
+)
+
+type BaseDirProvider interface {
+	BaseDir() string
+}
+
+type SrcDirProvider interface {
+	SrcDir() string
+}
+
+type PkgDirProvider interface {
+	PkgDir() string
+}
+
+type ScriptDirProvider interface {
+	ScriptDir() string
+}
+
+func getDirs(
+	cfg Config,
+	scriptPath string,
+	basePkg string,
+) (types.Directories, error) {
+	pkgsDir := cfg.GetPaths().PkgsDir
+
+	scriptPath, err := filepath.Abs(scriptPath)
+	if err != nil {
+		return types.Directories{}, err
+	}
+	baseDir := filepath.Join(pkgsDir, basePkg)
+	return types.Directories{
+		BaseDir:   getBaseDir(cfg, basePkg),
+		SrcDir:    getSrcDir(cfg, basePkg),
+		PkgDir:    filepath.Join(baseDir, "pkg"),
+		ScriptDir: getScriptDir(scriptPath),
+	}, nil
+}
+
+func getBaseDir(cfg Config, basePkg string) string {
+	return filepath.Join(cfg.GetPaths().PkgsDir, basePkg)
+}
+
+func getSrcDir(cfg Config, basePkg string) string {
+	return filepath.Join(getBaseDir(cfg, basePkg), "src")
+}
+
+func getScriptDir(scriptPath string) string {
+	return filepath.Dir(scriptPath)
+}

pkg/build/installer.go

@@ -0,0 +1,54 @@
+// ALR - Any Linux Repository
+// Copyright (C) 2025 Евгений Храмов
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package build
+
+import (
+	"gitea.plemya-x.ru/Plemya-x/ALR/pkg/manager"
+)
+
+func NewInstaller(mgr manager.Manager) *Installer {
+	return &Installer{
+		mgr: mgr,
+	}
+}
+
+type Installer struct{ mgr manager.Manager }
+
+func (i *Installer) InstallLocal(paths []string) error {
+	return i.mgr.InstallLocal(nil, paths...)
+}
+
+func (i *Installer) Install(pkgs []string) error {
+	return i.mgr.Install(nil, pkgs...)
+}
+
+func (i *Installer) RemoveAlreadyInstalled(pkgs []string) ([]string, error) {
+	filteredPackages := []string{}
+
+	for _, dep := range pkgs {
+		installed, err := i.mgr.IsInstalled(dep)
+		if err != nil {
+			return nil, err
+		}
+		if installed {
+			continue
+		}
+		filteredPackages = append(filteredPackages, dep)
+	}
+
+	return filteredPackages, nil
+}

pkg/build/main_build.go

@@ -0,0 +1,52 @@
+// ALR - Any Linux Repository
+// Copyright (C) 2025 Евгений Храмов
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package build
+
+import (
+	"gitea.plemya-x.ru/Plemya-x/ALR/pkg/manager"
+)
+
+func NewMainBuilder(
+	cfg Config,
+	mgr manager.Manager,
+	repos PackageFinder,
+	scriptExecutor ScriptExecutor,
+	installerExecutor InstallerExecutor,
+) (*Builder, error) {
+	builder := &Builder{
+		scriptExecutor: scriptExecutor,
+		cacheExecutor: &Cache{
+			cfg,
+		},
+		scriptResolver: &ScriptResolver{
+			cfg,
+		},
+		scriptViewerExecutor: &ScriptViewer{
+			config: cfg,
+		},
+		checkerExecutor: &Checker{
+			mgr,
+		},
+		installerExecutor: installerExecutor,
+		sourceExecutor: &SourceDownloader{
+			cfg,
+		},
+		repos: repos,
+	}
+
+	return builder, nil
+}

pkg/build/safe_installer.go

@@ -0,0 +1,160 @@
+// ALR - Any Linux Repository
+// Copyright (C) 2025 Евгений Храмов
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package build
+
+import (
+	"fmt"
+	"log/slog"
+	"net/rpc"
+	"os"
+	"os/exec"
+	"sync"
+	"syscall"
+
+	"github.com/hashicorp/go-plugin"
+
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/logger"
+)
+
+type InstallerPlugin struct {
+	Impl InstallerExecutor
+}
+
+type InstallerRPC struct {
+	client *rpc.Client
+}
+
+type InstallerRPCServer struct {
+	Impl InstallerExecutor
+}
+
+func (r *InstallerRPC) InstallLocal(paths []string) error {
+	return r.client.Call("Plugin.InstallLocal", paths, nil)
+}
+
+func (s *InstallerRPCServer) InstallLocal(paths []string, reply *struct{}) error {
+	return s.Impl.InstallLocal(paths)
+}
+
+func (r *InstallerRPC) Install(pkgs []string) error {
+	return r.client.Call("Plugin.Install", pkgs, nil)
+}
+
+func (s *InstallerRPCServer) Install(pkgs []string, reply *struct{}) error {
+	slog.Debug("install", "pkgs", pkgs)
+	return s.Impl.Install(pkgs)
+}
+
+func (r *InstallerRPC) RemoveAlreadyInstalled(paths []string) ([]string, error) {
+	var val []string
+	err := r.client.Call("Plugin.RemoveAlreadyInstalled", paths, &val)
+	return val, err
+}
+
+func (s *InstallerRPCServer) RemoveAlreadyInstalled(pkgs []string, res *[]string) error {
+	vars, err := s.Impl.RemoveAlreadyInstalled(pkgs)
+	if err != nil {
+		return err
+	}
+	*res = vars
+	return nil
+}
+
+func (p *InstallerPlugin) Client(b *plugin.MuxBroker, c *rpc.Client) (interface{}, error) {
+	return &InstallerRPC{client: c}, nil
+}
+
+func (p *InstallerPlugin) Server(*plugin.MuxBroker) (interface{}, error) {
+	return &InstallerRPCServer{Impl: p.Impl}, nil
+}
+
+func GetSafeInstaller() (InstallerExecutor, func(), error) {
+	var err error
+
+	executable, err := os.Executable()
+	if err != nil {
+		return nil, nil, err
+	}
+	cmd := exec.Command(executable, "_internal-installer")
+	cmd.Env = []string{
+		"HOME=/var/cache/alr",
+		"LOGNAME=alr",
+		"USER=alr",
+		"PATH=/usr/bin:/bin:/usr/local/bin",
+		"ALR_LOG_LEVEL=DEBUG",
+	}
+
+	/*
+		uid, gid, err := utils.GetUidGidAlrUser()
+		if err != nil {
+			return nil, nil, err
+		}
+
+
+			cmd.SysProcAttr = &syscall.SysProcAttr{
+				Credential: &syscall.Credential{
+					Uid: uint32(uid),
+					Gid: uint32(gid),
+				},
+			}
+	*/
+
+	slog.Debug("safe installer setup", "uid", syscall.Getuid(), "gid", syscall.Getgid())
+
+	client := plugin.NewClient(&plugin.ClientConfig{
+		HandshakeConfig: HandshakeConfig,
+		Plugins:         pluginMap,
+		Cmd:             cmd,
+		Logger:          logger.GetHCLoggerAdapter(),
+		SkipHostEnv:     true,
+		UnixSocketConfig: &plugin.UnixSocketConfig{
+			Group: "alr",
+		},
+		SyncStderr: os.Stderr,
+	})
+	rpcClient, err := client.Client()
+	if err != nil {
+		return nil, nil, err
+	}
+
+	var cleanupOnce sync.Once
+	cleanup := func() {
+		cleanupOnce.Do(func() {
+			client.Kill()
+		})
+	}
+
+	defer func() {
+		if err != nil {
+			slog.Debug("close installer")
+			cleanup()
+		}
+	}()
+
+	raw, err := rpcClient.Dispense("installer")
+	if err != nil {
+		return nil, nil, err
+	}
+
+	executor, ok := raw.(InstallerExecutor)
+	if !ok {
+		err = fmt.Errorf("dispensed object is not a ScriptExecutor (got %T)", raw)
+		return nil, nil, err
+	}
+
+	return executor, cleanup, nil
+}

pkg/build/safe_script_executor.go

@@ -0,0 +1,291 @@
+// ALR - Any Linux Repository
+// Copyright (C) 2025 Евгений Храмов
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package build
+
+import (
+	"context"
+	"fmt"
+	"log/slog"
+	"net/rpc"
+	"os"
+	"os/exec"
+	"sync"
+
+	"github.com/hashicorp/go-plugin"
+
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/logger"
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/types"
+)
+
+var HandshakeConfig = plugin.HandshakeConfig{
+	ProtocolVersion:  1,
+	MagicCookieKey:   "ALR_PLUGIN",
+	MagicCookieValue: "-",
+}
+
+type ScriptExecutorPlugin struct {
+	Impl ScriptExecutor
+}
+
+type ScriptExecutorRPCServer struct {
+	Impl ScriptExecutor
+}
+
+// =============================
+//
+// ReadScript
+//
+
+func (s *ScriptExecutorRPC) ReadScript(ctx context.Context, scriptPath string) (*ScriptFile, error) {
+	var resp *ScriptFile
+	err := s.client.Call("Plugin.ReadScript", scriptPath, &resp)
+	return resp, err
+}
+
+func (s *ScriptExecutorRPCServer) ReadScript(scriptPath string, resp *ScriptFile) error {
+	file, err := s.Impl.ReadScript(context.Background(), scriptPath)
+	if err != nil {
+		return err
+	}
+	*resp = *file
+	return nil
+}
+
+// =============================
+//
+// ExecuteFirstPass
+//
+
+type ExecuteFirstPassArgs struct {
+	Input *BuildInput
+	Sf    *ScriptFile
+}
+
+type ExecuteFirstPassResp struct {
+	BasePkg        string
+	VarsOfPackages []*types.BuildVars
+}
+
+func (s *ScriptExecutorRPC) ExecuteFirstPass(ctx context.Context, input *BuildInput, sf *ScriptFile) (string, []*types.BuildVars, error) {
+	var resp *ExecuteFirstPassResp
+	err := s.client.Call("Plugin.ExecuteFirstPass", &ExecuteFirstPassArgs{
+		Input: input,
+		Sf:    sf,
+	}, &resp)
+	if err != nil {
+		return "", nil, err
+	}
+	return resp.BasePkg, resp.VarsOfPackages, nil
+}
+
+func (s *ScriptExecutorRPCServer) ExecuteFirstPass(args *ExecuteFirstPassArgs, resp *ExecuteFirstPassResp) error {
+	basePkg, varsOfPackages, err := s.Impl.ExecuteFirstPass(context.Background(), args.Input, args.Sf)
+	if err != nil {
+		return err
+	}
+	*resp = ExecuteFirstPassResp{
+		BasePkg:        basePkg,
+		VarsOfPackages: varsOfPackages,
+	}
+	return nil
+}
+
+// =============================
+//
+// PrepareDirs
+//
+
+type PrepareDirsArgs struct {
+	Input   *BuildInput
+	BasePkg string
+}
+
+func (s *ScriptExecutorRPC) PrepareDirs(
+	ctx context.Context,
+	input *BuildInput,
+	basePkg string,
+) error {
+	err := s.client.Call("Plugin.PrepareDirs", &PrepareDirsArgs{
+		Input:   input,
+		BasePkg: basePkg,
+	}, nil)
+	if err != nil {
+		return err
+	}
+	return err
+}
+
+func (s *ScriptExecutorRPCServer) PrepareDirs(args *PrepareDirsArgs, reply *struct{}) error {
+	err := s.Impl.PrepareDirs(
+		context.Background(),
+		args.Input,
+		args.BasePkg,
+	)
+	if err != nil {
+		return err
+	}
+	return err
+}
+
+// =============================
+//
+// ExecuteSecondPass
+//
+
+type ExecuteSecondPassArgs struct {
+	Input          *BuildInput
+	Sf             *ScriptFile
+	VarsOfPackages []*types.BuildVars
+	RepoDeps       []string
+	BuiltNames     []string
+	BasePkg        string
+}
+
+func (s *ScriptExecutorRPC) ExecuteSecondPass(
+	ctx context.Context,
+	input *BuildInput,
+	sf *ScriptFile,
+	varsOfPackages []*types.BuildVars,
+	repoDeps []string,
+	builtNames []string,
+	basePkg string,
+) (*SecondPassResult, error) {
+	var resp *SecondPassResult
+	err := s.client.Call("Plugin.ExecuteSecondPass", &ExecuteSecondPassArgs{
+		Input:          input,
+		Sf:             sf,
+		VarsOfPackages: varsOfPackages,
+		RepoDeps:       repoDeps,
+		BuiltNames:     builtNames,
+		BasePkg:        basePkg,
+	}, &resp)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+func (s *ScriptExecutorRPCServer) ExecuteSecondPass(args *ExecuteSecondPassArgs, resp *SecondPassResult) error {
+	res, err := s.Impl.ExecuteSecondPass(
+		context.Background(),
+		args.Input,
+		args.Sf,
+		args.VarsOfPackages,
+		args.RepoDeps,
+		args.BuiltNames,
+		args.BasePkg,
+	)
+	if err != nil {
+		return err
+	}
+	*resp = *res
+	return err
+}
+
+//
+// ============================
+//
+
+func (p *ScriptExecutorPlugin) Server(*plugin.MuxBroker) (interface{}, error) {
+	return &ScriptExecutorRPCServer{Impl: p.Impl}, nil
+}
+
+func (p *ScriptExecutorPlugin) Client(b *plugin.MuxBroker, c *rpc.Client) (interface{}, error) {
+	return &ScriptExecutorRPC{client: c}, nil
+}
+
+type ScriptExecutorRPC struct {
+	client *rpc.Client
+}
+
+var pluginMap = map[string]plugin.Plugin{
+	"script-executor": &ScriptExecutorPlugin{},
+	"installer":       &InstallerPlugin{},
+}
+
+func GetSafeScriptExecutor() (ScriptExecutor, func(), error) {
+	var err error
+
+	executable, err := os.Executable()
+	if err != nil {
+		return nil, nil, err
+	}
+
+	cmd := exec.Command(executable, "_internal-safe-script-executor")
+	cmd.Env = []string{
+		"HOME=/var/cache/alr",
+		"LOGNAME=alr",
+		"USER=alr",
+		"PATH=/usr/bin:/bin:/usr/local/bin",
+		"ALR_LOG_LEVEL=DEBUG",
+	}
+	/*
+		uid, gid, err := utils.GetUidGidAlrUser()
+		if err != nil {
+			return nil, nil, err
+		}
+
+			cmd.SysProcAttr = &syscall.SysProcAttr{
+				Credential: &syscall.Credential{
+					Uid: uint32(uid),
+					Gid: uint32(gid),
+				},
+			}
+	*/
+
+	client := plugin.NewClient(&plugin.ClientConfig{
+		HandshakeConfig: HandshakeConfig,
+		Plugins:         pluginMap,
+		Cmd:             cmd,
+		Logger:          logger.GetHCLoggerAdapter(),
+		SkipHostEnv:     true,
+		UnixSocketConfig: &plugin.UnixSocketConfig{
+			Group: "alr",
+		},
+	})
+	rpcClient, err := client.Client()
+	if err != nil {
+		return nil, nil, err
+	}
+
+	var cleanupOnce sync.Once
+	cleanup := func() {
+		cleanupOnce.Do(func() {
+			client.Kill()
+		})
+	}
+
+	defer func() {
+		if err != nil {
+			slog.Debug("close script-executor")
+			cleanup()
+		}
+	}()
+
+	raw, err := rpcClient.Dispense("script-executor")
+	if err != nil {
+		return nil, nil, err
+	}
+
+	executor, ok := raw.(ScriptExecutor)
+	if !ok {
+		err = fmt.Errorf("dispensed object is not a ScriptExecutor (got %T)", raw)
+		return nil, nil, err
+	}
+
+	return executor, cleanup, nil
+}

pkg/build/script_executor.go

@@ -0,0 +1,435 @@
+// ALR - Any Linux Repository
+// Copyright (C) 2025 Евгений Храмов
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package build
+
+import (
+	"bytes"
+	"context"
+	"errors"
+	"fmt"
+	"log/slog"
+	"os"
+	"path/filepath"
+	"slices"
+	"strconv"
+	"strings"
+	"time"
+
+	"github.com/google/shlex"
+	"github.com/goreleaser/nfpm/v2"
+	"github.com/leonelquinteros/gotext"
+	"mvdan.cc/sh/v3/expand"
+	"mvdan.cc/sh/v3/interp"
+	"mvdan.cc/sh/v3/syntax"
+
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/shutils/decoder"
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/shutils/handlers"
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/shutils/helpers"
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/types"
+	finddeps "gitea.plemya-x.ru/Plemya-x/ALR/pkg/build/find_deps"
+	"gitea.plemya-x.ru/Plemya-x/ALR/pkg/distro"
+)
+
+type LocalScriptExecutor struct {
+	cfg Config
+}
+
+func NewLocalScriptExecutor(cfg Config) *LocalScriptExecutor {
+	return &LocalScriptExecutor{
+		cfg,
+	}
+}
+
+func (e *LocalScriptExecutor) ReadScript(ctx context.Context, scriptPath string) (*ScriptFile, error) {
+	fl, err := readScript(scriptPath)
+	if err != nil {
+		return nil, err
+	}
+	return &ScriptFile{
+		Path: scriptPath,
+		File: fl,
+	}, nil
+}
+
+func (e *LocalScriptExecutor) ExecuteFirstPass(ctx context.Context, input *BuildInput, sf *ScriptFile) (string, []*types.BuildVars, error) {
+	varsOfPackages := []*types.BuildVars{}
+
+	scriptDir := filepath.Dir(sf.Path)
+	env := createBuildEnvVars(input.info, types.Directories{ScriptDir: scriptDir})
+
+	runner, err := interp.New(
+		interp.Env(expand.ListEnviron(env...)),                               // Устанавливаем окружение
+		interp.StdIO(os.Stdin, os.Stdout, os.Stderr),                         // Устанавливаем стандартный ввод-вывод
+		interp.ExecHandler(helpers.Restricted.ExecHandler(handlers.NopExec)), // Ограничиваем выполнение
+		interp.ReadDirHandler2(handlers.RestrictedReadDir(scriptDir)),        // Ограничиваем чтение директорий
+		interp.StatHandler(handlers.RestrictedStat(scriptDir)),               // Ограничиваем доступ к статистике файлов
+		interp.OpenHandler(handlers.RestrictedOpen(scriptDir)),               // Ограничиваем открытие файлов
+		interp.Dir(scriptDir),
+	)
+	if err != nil {
+		return "", nil, err
+	}
+
+	err = runner.Run(ctx, sf.File) // Запускаем скрипт
+	if err != nil {
+		return "", nil, err
+	}
+
+	dec := decoder.New(input.info, runner) // Создаём новый декодер
+
+	type packages struct {
+		BasePkgName string   `sh:"basepkg_name"`
+		Names       []string `sh:"name"`
+	}
+
+	var pkgs packages
+	err = dec.DecodeVars(&pkgs)
+	if err != nil {
+		return "", nil, err
+	}
+
+	if len(pkgs.Names) == 0 {
+		return "", nil, errors.New("package name is missing")
+	}
+
+	var vars types.BuildVars
+
+	if len(pkgs.Names) == 1 {
+		err = dec.DecodeVars(&vars) // Декодируем переменные
+		if err != nil {
+			return "", nil, err
+		}
+		varsOfPackages = append(varsOfPackages, &vars)
+
+		return vars.Name, varsOfPackages, nil
+	}
+
+	if len(input.packages) == 0 {
+		return "", nil, errors.New("script has multiple packages but package is not specified")
+	}
+
+	for _, pkgName := range input.packages {
+		var preVars types.BuildVarsPre
+		funcName := fmt.Sprintf("meta_%s", pkgName)
+		meta, ok := dec.GetFuncWithSubshell(funcName)
+		if !ok {
+			return "", nil, errors.New("func is missing")
+		}
+		r, err := meta(ctx)
+		if err != nil {
+			return "", nil, err
+		}
+		d := decoder.New(&distro.OSRelease{}, r)
+		err = d.DecodeVars(&preVars)
+		if err != nil {
+			return "", nil, err
+		}
+		vars := preVars.ToBuildVars()
+		vars.Name = pkgName
+		vars.Base = pkgs.BasePkgName
+
+		varsOfPackages = append(varsOfPackages, &vars)
+	}
+
+	return pkgs.BasePkgName, varsOfPackages, nil
+}
+
+type SecondPassResult struct {
+	BuiltPaths []string
+	BuiltNames []string
+}
+
+func (e *LocalScriptExecutor) PrepareDirs(
+	ctx context.Context,
+	input *BuildInput,
+	basePkg string,
+) error {
+	dirs, err := getDirs(
+		e.cfg,
+		input.script,
+		basePkg,
+	)
+	if err != nil {
+		return err
+	}
+
+	err = prepareDirs(dirs)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (e *LocalScriptExecutor) ExecuteSecondPass(
+	ctx context.Context,
+	input *BuildInput,
+	sf *ScriptFile,
+	varsOfPackages []*types.BuildVars,
+	repoDeps []string,
+	builtNames []string,
+	basePkg string,
+) (*SecondPassResult, error) {
+	dirs, err := getDirs(e.cfg, sf.Path, basePkg)
+	if err != nil {
+		return nil, err
+	}
+	env := createBuildEnvVars(input.info, dirs)
+
+	fakeroot := handlers.FakerootExecHandler(2 * time.Second)
+	runner, err := interp.New(
+		interp.Env(expand.ListEnviron(env...)),       // Устанавливаем окружение
+		interp.StdIO(os.Stdin, os.Stdout, os.Stderr), // Устанавливаем стандартный ввод-вывод
+		interp.ExecHandlers(func(next interp.ExecHandlerFunc) interp.ExecHandlerFunc {
+			return helpers.Helpers.ExecHandler(fakeroot)
+		}), // Обрабатываем выполнение через fakeroot
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	err = runner.Run(ctx, sf.File)
+	if err != nil {
+		return nil, err
+	}
+
+	dec := decoder.New(input.info, runner)
+
+	var builtPaths []string
+
+	err = e.ExecuteFunctions(ctx, dirs, dec)
+	if err != nil {
+		return nil, err
+	}
+
+	for _, vars := range varsOfPackages {
+		packageName := ""
+		if vars.Base != "" {
+			packageName = vars.Name
+		}
+
+		pkgFormat := input.pkgFormat
+
+		funcOut, err := e.ExecutePackageFunctions(
+			ctx,
+			dec,
+			dirs,
+			packageName,
+		)
+		if err != nil {
+			return nil, err
+		}
+
+		slog.Info(gotext.Get("Building package metadata"), "name", basePkg)
+
+		pkgInfo, err := buildPkgMetadata(
+			ctx,
+			input,
+			vars,
+			dirs,
+			append(
+				repoDeps,
+				builtNames...,
+			),
+			funcOut.Contents,
+		)
+		if err != nil {
+			return nil, err
+		}
+
+		packager, err := nfpm.Get(pkgFormat) // Получаем упаковщик для формата пакета
+		if err != nil {
+			return nil, err
+		}
+
+		pkgName := packager.ConventionalFileName(pkgInfo) // Получаем имя файла пакета
+		pkgPath := filepath.Join(dirs.BaseDir, pkgName)   // Определяем путь к пакету
+
+		pkgFile, err := os.Create(pkgPath)
+		if err != nil {
+			return nil, err
+		}
+
+		err = packager.Package(pkgInfo, pkgFile)
+		if err != nil {
+			return nil, err
+		}
+
+		builtPaths = append(builtPaths, pkgPath)
+		builtNames = append(builtNames, vars.Name)
+	}
+
+	return &SecondPassResult{
+		BuiltPaths: builtPaths,
+		BuiltNames: builtNames,
+	}, nil
+}
+
+func buildPkgMetadata(
+	ctx context.Context,
+	input interface {
+		OsInfoProvider
+		BuildOptsProvider
+		PkgFormatProvider
+		RepositoryProvider
+	},
+	vars *types.BuildVars,
+	dirs types.Directories,
+	deps []string,
+	preferedContents *[]string,
+) (*nfpm.Info, error) {
+	pkgInfo := getBasePkgInfo(vars, input)
+	pkgInfo.Description = vars.Description
+	pkgInfo.Platform = "linux"
+	pkgInfo.Homepage = vars.Homepage
+	pkgInfo.License = strings.Join(vars.Licenses, ", ")
+	pkgInfo.Maintainer = vars.Maintainer
+	pkgInfo.Overridables = nfpm.Overridables{
+		Conflicts: append(vars.Conflicts, vars.Name),
+		Replaces:  vars.Replaces,
+		Provides:  append(vars.Provides, vars.Name),
+		Depends:   deps,
+	}
+
+	pkgFormat := input.PkgFormat()
+	info := input.OSRelease()
+
+	if pkgFormat == "apk" {
+		// Alpine отказывается устанавливать пакеты, которые предоставляют сами себя, поэтому удаляем такие элементы
+		pkgInfo.Overridables.Provides = slices.DeleteFunc(pkgInfo.Overridables.Provides, func(s string) bool {
+			return s == pkgInfo.Name
+		})
+	}
+
+	if vars.Epoch != 0 {
+		pkgInfo.Epoch = strconv.FormatUint(uint64(vars.Epoch), 10)
+	}
+
+	setScripts(vars, pkgInfo, dirs.ScriptDir)
+
+	if slices.Contains(vars.Architectures, "all") {
+		pkgInfo.Arch = "all"
+	}
+
+	contents, err := buildContents(vars, dirs, preferedContents)
+	if err != nil {
+		return nil, err
+	}
+	pkgInfo.Overridables.Contents = contents
+
+	if len(vars.AutoProv) == 1 && decoder.IsTruthy(vars.AutoProv[0]) {
+		f := finddeps.New(info, pkgFormat)
+		err = f.FindProvides(ctx, pkgInfo, dirs, vars.AutoProvSkipList)
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	if len(vars.AutoReq) == 1 && decoder.IsTruthy(vars.AutoReq[0]) {
+		f := finddeps.New(info, pkgFormat)
+		err = f.FindRequires(ctx, pkgInfo, dirs, vars.AutoReqSkipList)
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	return pkgInfo, nil
+}
+
+func (e *LocalScriptExecutor) ExecuteFunctions(ctx context.Context, dirs types.Directories, dec *decoder.Decoder) error {
+	prepare, ok := dec.GetFunc("prepare")
+	if ok {
+		slog.Info(gotext.Get("Executing prepare()"))
+
+		err := prepare(ctx, interp.Dir(dirs.SrcDir))
+		if err != nil {
+			return err
+		}
+	}
+	build, ok := dec.GetFunc("build")
+	if ok {
+		slog.Info(gotext.Get("Executing build()"))
+
+		err := build(ctx, interp.Dir(dirs.SrcDir))
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func (e *LocalScriptExecutor) ExecutePackageFunctions(
+	ctx context.Context,
+	dec *decoder.Decoder,
+	dirs types.Directories,
+	packageName string,
+) (*FunctionsOutput, error) {
+	output := &FunctionsOutput{}
+	var packageFuncName string
+	var filesFuncName string
+
+	if packageName == "" {
+		packageFuncName = "package"
+		filesFuncName = "files"
+	} else {
+		packageFuncName = fmt.Sprintf("package_%s", packageName)
+		filesFuncName = fmt.Sprintf("files_%s", packageName)
+	}
+	packageFn, ok := dec.GetFunc(packageFuncName)
+	if ok {
+		slog.Info(gotext.Get("Executing %s()", packageFuncName))
+		err := packageFn(ctx, interp.Dir(dirs.SrcDir))
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	files, ok := dec.GetFuncP(filesFuncName, func(ctx context.Context, s *interp.Runner) error {
+		// It should be done via interp.RunnerOption,
+		// but due to the issues below, it cannot be done.
+		// - https://github.com/mvdan/sh/issues/962
+		// - https://github.com/mvdan/sh/issues/1125
+		script, err := syntax.NewParser().Parse(strings.NewReader("cd $pkgdir && shopt -s globstar"), "")
+		if err != nil {
+			return err
+		}
+		return s.Run(ctx, script)
+	})
+
+	if ok {
+		slog.Info(gotext.Get("Executing %s()", filesFuncName))
+
+		buf := &bytes.Buffer{}
+
+		err := files(
+			ctx,
+			interp.Dir(dirs.PkgDir),
+			interp.StdIO(os.Stdin, buf, os.Stderr),
+		)
+		if err != nil {
+			return nil, err
+		}
+
+		contents, err := shlex.Split(buf.String())
+		if err != nil {
+			return nil, err
+		}
+		output.Contents = &contents
+	}
+
+	return output, nil
+}

pkg/build/script_resolver.go

@@ -0,0 +1,53 @@
+// ALR - Any Linux Repository
+// Copyright (C) 2025 Евгений Храмов
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package build
+
+import (
+	"context"
+	"path/filepath"
+
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/db"
+)
+
+type ScriptResolver struct {
+	cfg Config
+}
+
+type ScriptInfo struct {
+	Script     string
+	Repository string
+}
+
+func (s *ScriptResolver) ResolveScript(
+	ctx context.Context,
+	pkg *db.Package,
+) *ScriptInfo {
+	var repository, script string
+
+	repodir := s.cfg.GetPaths().RepoDir
+	repository = pkg.Repository
+	if pkg.BasePkgName != "" {
+		script = filepath.Join(repodir, repository, pkg.BasePkgName, "alr.sh")
+	} else {
+		script = filepath.Join(repodir, repository, pkg.Name, "alr.sh")
+	}
+
+	return &ScriptInfo{
+		Repository: repository,
+		Script:     script,
+	}
+}

pkg/build/script_view.go

@@ -0,0 +1,46 @@
+// ALR - Any Linux Repository
+// Copyright (C) 2025 Евгений Храмов
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package build
+
+import (
+	"context"
+
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/cliutils"
+)
+
+type ScriptViewerConfig interface {
+	PagerStyle() string
+}
+
+type ScriptViewer struct {
+	config ScriptViewerConfig
+}
+
+func (s *ScriptViewer) ViewScript(
+	ctx context.Context,
+	input *BuildInput,
+	sf *ScriptFile,
+	basePkg string,
+) error {
+	return cliutils.PromptViewScript(
+		ctx,
+		sf.Path,
+		basePkg,
+		s.config.PagerStyle(),
+		input.opts.Interactive,
+	)
+}

pkg/build/source_downloader.go

@@ -0,0 +1,86 @@
+// ALR - Any Linux Repository
+// Copyright (C) 2025 Евгений Храмов
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package build
+
+import (
+	"context"
+	"encoding/hex"
+	"fmt"
+	"os"
+	"strings"
+
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/dl"
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/dlcache"
+)
+
+type SourceDownloader struct {
+	cfg Config
+}
+
+func NewSourceDownloader(cfg Config) *SourceDownloader {
+	return &SourceDownloader{
+		cfg,
+	}
+}
+
+func (s *SourceDownloader) DownloadSources(
+	ctx context.Context,
+	input *BuildInput,
+	basePkg string,
+	si SourcesInput,
+) error {
+	for i, src := range si.Sources {
+
+		opts := dl.Options{
+			Name:        fmt.Sprintf("[%d]", i),
+			URL:         src,
+			Destination: getSrcDir(s.cfg, basePkg),
+			Progress:    os.Stderr,
+			LocalDir:    getScriptDir(input.script),
+		}
+
+		if !strings.EqualFold(si.Checksums[i], "SKIP") {
+			// Если контрольная сумма содержит двоеточие, используйте часть до двоеточия
+			// как алгоритм, а часть после как фактическую контрольную сумму.
+			// В противном случае используйте sha256 по умолчанию с целой строкой как контрольной суммой.
+			algo, hashData, ok := strings.Cut(si.Checksums[i], ":")
+			if ok {
+				checksum, err := hex.DecodeString(hashData)
+				if err != nil {
+					return err
+				}
+				opts.Hash = checksum
+				opts.HashAlgorithm = algo
+			} else {
+				checksum, err := hex.DecodeString(si.Checksums[i])
+				if err != nil {
+					return err
+				}
+				opts.Hash = checksum
+			}
+		}
+
+		opts.DlCache = dlcache.New(s.cfg)
+
+		err := dl.Download(ctx, opts)
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}

pkg/build/utils.go

@@ -39,7 +39,6 @@ import (
 	"github.com/goreleaser/nfpm/v2/files"
 
 	"gitea.plemya-x.ru/Plemya-x/ALR/internal/cpu"
-	"gitea.plemya-x.ru/Plemya-x/ALR/internal/db"
 	"gitea.plemya-x.ru/Plemya-x/ALR/internal/overrides"
 	"gitea.plemya-x.ru/Plemya-x/ALR/internal/types"
 	"gitea.plemya-x.ru/Plemya-x/ALR/pkg/distro"
@@ -173,19 +172,23 @@ func buildContents(vars *types.BuildVars, dirs types.Directories, preferedConten
 
 var RegexpALRPackageName = regexp.MustCompile(`^(?P<package>[^+]+)\+alr-(?P<repo>.+)$`)
 
-func getBasePkgInfo(vars *types.BuildVars, info *distro.OSRelease, opts *types.BuildOpts) *nfpm.Info {
+func getBasePkgInfo(vars *types.BuildVars, input interface {
+	RepositoryProvider
+	OsInfoProvider
+},
+) *nfpm.Info {
 	return &nfpm.Info{
-		Name:    fmt.Sprintf("%s+alr-%s", vars.Name, opts.Repository),
+		Name:    fmt.Sprintf("%s+alr-%s", vars.Name, input.Repository()),
 		Arch:    cpu.Arch(),
 		Version: vars.Version,
-		Release: overrides.ReleasePlatformSpecific(vars.Release, info),
+		Release: overrides.ReleasePlatformSpecific(vars.Release, input.OSRelease()),
 		Epoch:   strconv.FormatUint(uint64(vars.Epoch), 10),
 	}
 }
 
 // Функция getPkgFormat возвращает формат пакета из менеджера пакетов,
 // или ALR_PKG_FORMAT, если он установлен.
-func getPkgFormat(mgr manager.Manager) string {
+func GetPkgFormat(mgr manager.Manager) string {
 	pkgFormat := mgr.Format()
 	if format, ok := os.LookupEnv("ALR_PKG_FORMAT"); ok {
 		pkgFormat = format
@@ -272,25 +275,9 @@ func setVersion(ctx context.Context, r *interp.Runner, to string) error {
 	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 {
@@ -298,6 +285,7 @@ func packageNames(pkgs []db.Package) []string {
 	}
 	return names
 }
+*/
 
 // Функция removeDuplicates убирает любые дубликаты из предоставленного среза.
 func removeDuplicates(slice []string) []string {