some bug fixes, manifest.toml don't exist anyomre and all data for installation will be in one file name Packet.lua

internal/build/install.go

@@ -0,0 +1,165 @@
+package build
+
+import (
+	"archive/tar"
+	"bytes"
+	"fmt"
+	"io"
+	"log"
+	"os"
+	"packets/internal/utils"
+	utils_lua "packets/internal/utils/lua"
+	"path/filepath"
+	"strings"
+	"sync"
+
+	"github.com/klauspost/compress/zstd"
+	lua "github.com/yuin/gopher-lua"
+)
+
+func (container Container) installPackage(file []byte, destDir string) error {
+	manifest, err := utils.ReadManifest(bytes.NewReader(file))
+	if err != nil {
+		return err
+	}
+
+	zstdReader, err := zstd.NewReader(bytes.NewReader(file))
+	if err != nil {
+		return err
+	}
+	defer zstdReader.Close()
+
+	tarReader := tar.NewReader(zstdReader)
+
+	uid, err := utils.GetPacketsUID()
+	if err != nil {
+		return err
+	}
+
+	for {
+		hdr, err := tarReader.Next()
+		if err == io.EOF {
+			break
+		}
+		if err != nil {
+			return err
+		}
+
+		rel := filepath.Clean(hdr.Name)
+
+		if rel == ".." || strings.HasPrefix(rel, ".."+string(os.PathSeparator)) {
+			continue
+		}
+
+		if err := os.MkdirAll(filepath.Join(container.Root, destDir), 0775); err != nil {
+			return err
+		}
+
+		if err := os.Chown(filepath.Join(container.Root, destDir), uid, 0); err != nil {
+			return err
+		}
+
+		absPath := filepath.Join(filepath.Join(container.Root, destDir), rel)
+
+		switch hdr.Typeflag {
+
+		case tar.TypeDir:
+			err = os.MkdirAll(absPath, os.FileMode(hdr.Mode))
+			if err != nil {
+				return err
+			}
+			if err := os.Chown(absPath, uid, 0); err != nil {
+				return err
+			}
+
+		case tar.TypeReg:
+
+			err = os.MkdirAll(filepath.Dir(absPath), 0775)
+			if err != nil {
+				return err
+			}
+
+			out, err := os.Create(absPath)
+			if err != nil {
+				return err
+			}
+
+			_, err = io.Copy(out, tarReader)
+			out.Close()
+			if err != nil {
+				return err
+			}
+
+			err = os.Chmod(absPath, os.FileMode(0775))
+			if err != nil {
+				return err
+			}
+
+			if filepath.Base(hdr.Name) == "manifest.toml" || filepath.Base(hdr.Name) == manifest.Hooks.Install || filepath.Base(hdr.Name) == manifest.Hooks.Remove {
+				err = os.Chmod(absPath, os.FileMode(0755))
+				if err != nil {
+					return err
+				}
+			} else {
+				if err := os.Chown(absPath, uid, 0); err != nil {
+					return err
+				}
+			}
+		}
+	}
+
+	L, err := utils_lua.GetSandBox()
+	if err != nil {
+		return err
+	}
+
+	L.SetGlobal("DATA_DIR", lua.LString(filepath.Join(destDir, "data")))
+	L.SetGlobal("script", lua.LString(manifest.Hooks.Build))
+
+	bootstrapcontainer, err := NewContainer(filepath.Join(container.Root, destDir, "data"), manifest)
+	if err != nil {
+		return err
+	}
+
+	bootstrapcontainer.LuaState.DoFile(manifest.Hooks.Build)
+
+	L.SetGlobal("DATA_DIR", lua.LString(filepath.Join(destDir, "data")))
+	L.SetGlobal("script", lua.LString(manifest.Hooks.Install))
+
+	if err := utils.ChangeToNoPermission(); err != nil {
+		return err
+	}
+	if err := L.DoFile(filepath.Join(destDir, manifest.Hooks.Install)); err != nil {
+		return err
+	}
+
+	if err := utils.ElevatePermission(); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (container Container) asyncFullInstallDependencie(dep string, storePackages bool, installPath string, wg *sync.WaitGroup, mu *sync.Mutex) {
+	defer wg.Done()
+
+	fmt.Printf(" downloading %s \n", dep)
+	p, err := utils.GetPackage(dep)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	fmt.Printf(" installing %s \n", dep)
+
+	if err := container.installPackage(p.PackageF, installPath); err != nil {
+		log.Fatal(err)
+	}
+
+	if storePackages {
+		_, err := p.Write()
+		if err != nil {
+			log.Fatal(err)
+			return
+		}
+	}
+}