package tunnel import ( "context" "io/ioutil" "os" "strconv" "strings" "time" "github.com/containers/podman/v2/libpod/image" "github.com/containers/image/v5/types" "github.com/containers/common/pkg/config" "github.com/containers/image/v5/docker/reference" images "github.com/containers/podman/v2/pkg/bindings/images" "github.com/containers/podman/v2/pkg/domain/entities" "github.com/containers/podman/v2/pkg/domain/entities/reports" "github.com/containers/podman/v2/pkg/domain/utils" utils2 "github.com/containers/podman/v2/utils" "github.com/pkg/errors" ) func (ir *ImageEngine) Exists(_ context.Context, nameOrID string) (*entities.BoolReport, error) { found, err := images.Exists(ir.ClientCtx, nameOrID) return &entities.BoolReport{Value: found}, err } func (ir *ImageEngine) Remove(ctx context.Context, imagesArg []string, opts entities.ImageRemoveOptions) (*entities.ImageRemoveReport, []error) { options := new(images.RemoveOptions).WithForce(opts.Force).WithAll(opts.All) return images.Remove(ir.ClientCtx, imagesArg, options) } func (ir *ImageEngine) List(ctx context.Context, opts entities.ImageListOptions) ([]*entities.ImageSummary, error) { filters := make(map[string][]string, len(opts.Filter)) for _, filter := range opts.Filter { f := strings.Split(filter, "=") filters[f[0]] = f[1:] } options := new(images.ListOptions).WithAll(opts.All).WithFilters(filters) psImages, err := images.List(ir.ClientCtx, options) if err != nil { return nil, err } is := make([]*entities.ImageSummary, len(psImages)) for i, img := range psImages { hold := entities.ImageSummary{} if err := utils.DeepCopy(&hold, img); err != nil { return nil, err } is[i] = &hold } return is, nil } func (ir *ImageEngine) Mount(ctx context.Context, images []string, options entities.ImageMountOptions) ([]*entities.ImageMountReport, error) { return nil, errors.New("mounting images is not supported for remote clients") } func (ir *ImageEngine) Unmount(ctx context.Context, images []string, options entities.ImageUnmountOptions) ([]*entities.ImageUnmountReport, error) { return nil, errors.New("unmounting images is not supported for remote clients") } func (ir *ImageEngine) History(ctx context.Context, nameOrID string, opts entities.ImageHistoryOptions) (*entities.ImageHistoryReport, error) { options := new(images.HistoryOptions) results, err := images.History(ir.ClientCtx, nameOrID, options) if err != nil { return nil, err } history := entities.ImageHistoryReport{ Layers: make([]entities.ImageHistoryLayer, len(results)), } for i, layer := range results { // Created time comes over as an int64 so needs conversion to time.time t := time.Unix(layer.Created, 0) hold := entities.ImageHistoryLayer{ ID: layer.ID, Created: t.UTC(), CreatedBy: layer.CreatedBy, Tags: layer.Tags, Size: layer.Size, Comment: layer.Comment, } history.Layers[i] = hold } return &history, nil } func (ir *ImageEngine) Prune(ctx context.Context, opts entities.ImagePruneOptions) ([]*reports.PruneReport, error) { filters := make(map[string][]string, len(opts.Filter)) for _, filter := range opts.Filter { f := strings.Split(filter, "=") filters[f[0]] = f[1:] } options := new(images.PruneOptions).WithAll(opts.All).WithFilters(filters) reports, err := images.Prune(ir.ClientCtx, options) if err != nil { return nil, err } return reports, nil } func (ir *ImageEngine) Pull(ctx context.Context, rawImage string, opts entities.ImagePullOptions) (*entities.ImagePullReport, error) { options := new(images.PullOptions) options.WithAllTags(opts.AllTags).WithAuthfile(opts.Authfile).WithCertDir(opts.CertDir).WithOverrideArch(opts.OverrideArch).WithOverrideOS(opts.OverrideOS) options.WithOverrideVariant(opts.OverrideVariant).WithPassword(opts.Password).WithPullPolicy(opts.PullPolicy) if s := opts.SkipTLSVerify; s != types.OptionalBoolUndefined { if s == types.OptionalBoolTrue { options.WithSkipTLSVerify(true) } else { options.WithSkipTLSVerify(false) } } options.WithQuiet(opts.Quiet).WithSignaturePolicy(opts.SignaturePolicy).WithUsername(opts.Username) pulledImages, err := images.Pull(ir.ClientCtx, rawImage, options) if err != nil { return nil, err } return &entities.ImagePullReport{Images: pulledImages}, nil } func (ir *ImageEngine) Tag(ctx context.Context, nameOrID string, tags []string, opt entities.ImageTagOptions) error { options := new(images.TagOptions) for _, newTag := range tags { var ( tag, repo string ) ref, err := reference.Parse(newTag) if err != nil { return errors.Wrapf(err, "error parsing reference %q", newTag) } if t, ok := ref.(reference.Tagged); ok { tag = t.Tag() } if r, ok := ref.(reference.Named); ok { repo = r.Name() } if len(repo) < 1 { return errors.Errorf("invalid image name %q", nameOrID) } if err := images.Tag(ir.ClientCtx, nameOrID, tag, repo, options); err != nil { return err } } return nil } func (ir *ImageEngine) Untag(ctx context.Context, nameOrID string, tags []string, opt entities.ImageUntagOptions) error { options := new(images.UntagOptions) if len(tags) == 0 { return images.Untag(ir.ClientCtx, nameOrID, "", "", options) } for _, newTag := range tags { var ( tag, repo string ) ref, err := reference.Parse(newTag) if err != nil { return errors.Wrapf(err, "error parsing reference %q", newTag) } if t, ok := ref.(reference.Tagged); ok { tag = t.Tag() } if r, ok := ref.(reference.Named); ok { repo = r.Name() } if len(repo) < 1 { return errors.Errorf("invalid image name %q", nameOrID) } if err := images.Untag(ir.ClientCtx, nameOrID, tag, repo, options); err != nil { return err } } return nil } func (ir *ImageEngine) Inspect(ctx context.Context, namesOrIDs []string, opts entities.InspectOptions) ([]*entities.ImageInspectReport, []error, error) { options := new(images.GetOptions).WithSize(opts.Size) reports := []*entities.ImageInspectReport{} errs := []error{} for _, i := range namesOrIDs { r, err := images.GetImage(ir.ClientCtx, i, options) if err != nil { errModel, ok := err.(entities.ErrorModel) if !ok { return nil, nil, err } if errModel.ResponseCode == 404 { errs = append(errs, errors.Wrapf(err, "unable to inspect %q", i)) continue } return nil, nil, err } reports = append(reports, r) } return reports, errs, nil } func (ir *ImageEngine) Load(ctx context.Context, opts entities.ImageLoadOptions) (*entities.ImageLoadReport, error) { f, err := os.Open(opts.Input) if err != nil { return nil, err } defer f.Close() fInfo, err := f.Stat() if err != nil { return nil, err } if fInfo.IsDir() { return nil, errors.Errorf("remote client supports archives only but %q is a directory", opts.Input) } ref := opts.Name if len(opts.Tag) > 0 { ref += ":" + opts.Tag } options := new(images.LoadOptions).WithReference(ref) return images.Load(ir.ClientCtx, f, options) } func (ir *ImageEngine) Import(ctx context.Context, opts entities.ImageImportOptions) (*entities.ImageImportReport, error) { var ( err error f *os.File ) options := new(images.ImportOptions).WithChanges(opts.Changes).WithMessage(opts.Message).WithReference(opts.Reference) if opts.SourceIsURL { options.WithURL(opts.Source) } else { f, err = os.Open(opts.Source) if err != nil { return nil, err } } return images.Import(ir.ClientCtx, f, options) } func (ir *ImageEngine) Push(ctx context.Context, source string, destination string, opts entities.ImagePushOptions) error { options := new(images.PushOptions) options.WithUsername(opts.Username).WithSignaturePolicy(opts.SignaturePolicy).WithQuiet(opts.Quiet) options.WithPassword(opts.Password).WithCertDir(opts.CertDir).WithAuthfile(opts.Authfile) options.WithCompress(opts.Compress).WithDigestFile(opts.DigestFile).WithFormat(opts.Format) options.WithRemoveSignatures(opts.RemoveSignatures).WithSignBy(opts.SignBy) if s := opts.SkipTLSVerify; s != types.OptionalBoolUndefined { if s == types.OptionalBoolTrue { options.WithSkipTLSVerify(true) } else { options.WithSkipTLSVerify(false) } } return images.Push(ir.ClientCtx, source, destination, options) } func (ir *ImageEngine) Save(ctx context.Context, nameOrID string, tags []string, opts entities.ImageSaveOptions) error { var ( f *os.File err error ) options := new(images.ExportOptions).WithFormat(opts.Format).WithCompress(opts.Compress) switch opts.Format { case "oci-dir", "docker-dir": f, err = ioutil.TempFile("", "podman_save") if err == nil { defer func() { _ = os.Remove(f.Name()) }() } default: f, err = os.Create(opts.Output) } if err != nil { return err } exErr := images.Export(ir.ClientCtx, append([]string{nameOrID}, tags...), f, options) if err := f.Close(); err != nil { return err } if exErr != nil { return exErr } if opts.Format != "oci-dir" && opts.Format != "docker-dir" { return nil } f, err = os.Open(f.Name()) if err != nil { return err } info, err := os.Stat(opts.Output) switch { case err == nil: if info.Mode().IsRegular() { return errors.Errorf("%q already exists as a regular file", opts.Output) } case os.IsNotExist(err): if err := os.Mkdir(opts.Output, 0755); err != nil { return err } default: return err } return utils2.UntarToFileSystem(opts.Output, f, nil) } // Diff reports the changes to the given image func (ir *ImageEngine) Diff(ctx context.Context, nameOrID string, _ entities.DiffOptions) (*entities.DiffReport, error) { options := new(images.DiffOptions) changes, err := images.Diff(ir.ClientCtx, nameOrID, options) if err != nil { return nil, err } return &entities.DiffReport{Changes: changes}, nil } func (ir *ImageEngine) Search(ctx context.Context, term string, opts entities.ImageSearchOptions) ([]entities.ImageSearchReport, error) { mappedFilters := make(map[string][]string) filters, err := image.ParseSearchFilter(opts.Filters) if err != nil { return nil, err } if stars := filters.Stars; stars > 0 { mappedFilters["stars"] = []string{strconv.Itoa(stars)} } if official := filters.IsOfficial; official != types.OptionalBoolUndefined { mappedFilters["is-official"] = []string{strconv.FormatBool(official == types.OptionalBoolTrue)} } if automated := filters.IsAutomated; automated != types.OptionalBoolUndefined { mappedFilters["is-automated"] = []string{strconv.FormatBool(automated == types.OptionalBoolTrue)} } options := new(images.SearchOptions) options.WithAuthfile(opts.Authfile).WithFilters(mappedFilters).WithLimit(opts.Limit) options.WithListTags(opts.ListTags).WithNoTrunc(opts.NoTrunc) if s := opts.SkipTLSVerify; s != types.OptionalBoolUndefined { if s == types.OptionalBoolTrue { options.WithSkipTLSVerify(true) } else { options.WithSkipTLSVerify(false) } } return images.Search(ir.ClientCtx, term, options) } func (ir *ImageEngine) Config(_ context.Context) (*config.Config, error) { return config.Default() } func (ir *ImageEngine) Build(_ context.Context, containerFiles []string, opts entities.BuildOptions) (*entities.BuildReport, error) { report, err := images.Build(ir.ClientCtx, containerFiles, opts) if err != nil { return nil, err } // For remote clients, if the option for writing to a file was // selected, we need to write to the *client's* filesystem. if len(opts.IIDFile) > 0 { f, err := os.Create(opts.IIDFile) if err != nil { return nil, err } if _, err := f.WriteString(report.ID); err != nil { return nil, err } } return report, nil } func (ir *ImageEngine) Tree(ctx context.Context, nameOrID string, opts entities.ImageTreeOptions) (*entities.ImageTreeReport, error) { options := new(images.TreeOptions).WithWhatRequires(opts.WhatRequires) return images.Tree(ir.ClientCtx, nameOrID, options) } // Shutdown Libpod engine func (ir *ImageEngine) Shutdown(_ context.Context) { } func (ir *ImageEngine) Sign(ctx context.Context, names []string, options entities.SignOptions) (*entities.SignReport, error) { return nil, errors.New("not implemented yet") }