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How to use copyFilesToImage method of build Package

Best Syzkaller code snippet using build.copyFilesToImage

openbsd.go

Source:openbsd.go

...42			return fmt.Errorf("failed to copy %v -> %v: %v", fullSrc, fullDst, err)43		}44	}45	if params.VMType == "gce" {46		return ctx.copyFilesToImage(47			filepath.Join(params.UserspaceDir, "overlay"), params.OutputDir)48	}49	return nil50}51func (ctx openbsd) clean(kernelDir, targetArch string) error {52	// Building clean is fast enough and incremental builds in face of53	// changing config files don't work. Instead of optimizing for the54	// case where humans have to think, let's bludgeon it with a55	// machine.56	return nil57}58func (ctx openbsd) make(kernelDir string, args ...string) error {59	args = append([]string{"-j", strconv.Itoa(runtime.NumCPU())}, args...)60	_, err := osutil.RunCmd(10*time.Minute, kernelDir, "make", args...)61	return err62}63// copyFilesToImage populates the filesystem image in outputDir with64// run-specific files. The kernel is copied as /bsd and if overlayDir65// exists, its contents are copied into corresponding files in the66// image.67//68// Ideally a user space tool capable of understanding FFS should69// interpret FFS inside the image file, but vnd(4) device would do in70// a pinch.71func (ctx openbsd) copyFilesToImage(overlayDir, outputDir string) error {72	script := fmt.Sprintf(`set -eux73OVERLAY="%s"74# Cleanup in case something failed before.75doas umount /altroot || true76doas vnconfig -u vnd0 || true77doas /sbin/vnconfig vnd0 image78doas mount /dev/vnd0a /altroot79doas cp kernel /altroot/bsd80test -d "$OVERLAY" && doas cp -Rf "$OVERLAY"/. /altroot81doas umount /altroot82doas vnconfig -u vnd083`, overlayDir)84	debugOut, err := osutil.RunCmd(10*time.Minute, outputDir, "/bin/sh", "-c", script)85	if err != nil {...

copyFilesToImage

Using AI Code Generation

1import (2func TestCopyFilesToImage(t *testing.T) {3	tests := []struct {4	}{5		{6			buildcontext: testutil.FakeBuildContext(map[string]string{"file1": "contents1", "file2": "contents2"}),7			copyFiles:    map[string]string{"file1": "file1", "file2": "file2"},8			expectedImage: mutate.AppendLayers(empty.Image,9				testutil.CreateTarFile("file1", "contents1"),10				testutil.CreateTarFile("file2", "contents2"),11			expectedSnapshot: map[string][]string{12				"file1": {"contents1"},13				"file2": {"contents2"},14			},15		},16		{17			image:        testutil.CreateFakeImageWithConfig("image", "config"),18			buildcontext: testutil.FakeBuildContext(map[string]string{"file1": "contents1", "file2": "contents2"}),19			copyFiles:    map[string]string{"file1": "file1", "file2": "file2"},20			expectedImage: mutate.AppendLayers(testutil.CreateFakeImageWithConfig("image", "config"),21				testutil.CreateTarFile("file1", "contents1"),22				testutil.CreateTarFile("file2", "contents2"),23			expectedSnapshot: map[string][]string{24				"file1": {"contents

copyFilesToImage

Using AI Code Generation

1import (2func main() {3	flag.Parse()4	args := flag.Args()5	if len(args) != 3 {6		logrus.Fatalf("Usage: %s <src> <dest> <image>", os.Args[0])7	}8	context := util.GetBuildContext(src)9	buildConfig := &build.BuildConfig{10		BuildArgs: make(map[string]*string),11		Labels:    make(map[string]*string),12	}13	buildContext := &build.BuildContext{14		Opts: &build.Opts{15			Destinations: []string{dest},16			BuildArgs:    make(map[string]*string),17			Labels:       make(map[string]*string),18			RegistryOptions: &build.RegistryOptions{19			},20		},21	}22	buildObject := build.NewBuild(buildConfig, buildContext)23	if err := buildObject.CopyFilesToImage(image, dest, src); err != nil {24		logrus.Fatalf("error copying files to image: %v", err)25	}26}

copyFilesToImage

Using AI Code Generation

1import (2func main() {3	store, err := storage.GetStore(storage.DefaultStoreOptions)4	if err != nil {5		logrus.Errorf("error opening storage: %v", err)6		os.Exit(1)7	}8	options := buildah.BuilderOptions{9		TransientMounts:     []string{"/tmp"},10		SystemContext:       util.GetSystemContext("", "", false),11	}12	builder, err := buildah.NewBuilder(getContext(), store, options)13	if err != nil {14		logrus.Errorf("error creating build container: %v", err)15		os.Exit(1)16	}17	defer func() {18		if _, err := builder.Commit(getContext(), "", buildah.CommitOptions{}); err != nil {19			logrus.Errorf("error committing container: %v", err)20			os.Exit(1)21		}22		if err := builder.Delete(getContext(), true); err != nil {23			logrus.Errorf("error deleting container: %v", err)24			os.Exit(1)25		}26	}()27	if err := builder.CopyFilesToImage(getContext(), imagebuildah.CopyOptions{28	}); err != nil {29		logrus.Errorf("error copying files to image: %v", err)30		os.Exit(1)31	}32}33func getContext() *types.SystemContext {34	return util.GetSystemContext("", "", false)35}

copyFilesToImage

Using AI Code Generation

1import (2func main() {3	builder, err := buildah.NewBuilder(nil)4	if err != nil {5		fmt.Println("Error creating new build container: %v", err)6	}7	defer func() {8		if err := builder.Delete(); err != nil {9			fmt.Println(err)10		}11	}()12	err = builder.CopyFilesToImage([]string{"./test"}, buildah.CopyOptions{Chown: "0:0", Hash: "sha256"})13	if err != nil {14		fmt.Println("Error copying files to image: %v", err)15	}16}

copyFilesToImage

Using AI Code Generation

1import (2func main() {3	opts := buildah.CopyOptions{}4	builder, err := buildah.NewBuilder(nil)5	if err != nil {6		fmt.Println(err)7	}8	systemContext := &types.SystemContext{}9	err = builder.CopyFilesToImage(systemContext, path, []string{src}, dest, opts)10	if err != nil {11		fmt.Println(err)12	}13}

copyFilesToImage

Using AI Code Generation

1import (2func main() {3	build := lib.NewBuild()4	err := build.CopyFilesToImage("/home/abc/Downloads", "/root")5	if err != nil {6		fmt.Println("Error in copying files to image")7	}8	fmt.Println("Files copied to image")9}

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