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package tunnel
import (
"context"
"io/ioutil"
"os"
"strings"
"time"
"github.com/containers/common/pkg/config"
"github.com/containers/image/v5/docker/reference"
"github.com/containers/podman/v2/pkg/bindings"
images "github.com/containers/podman/v2/pkg/bindings/images"
"github.com/containers/podman/v2/pkg/domain/entities"
"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.ClientCxt, nameOrID)
return &entities.BoolReport{Value: found}, err
}
func (ir *ImageEngine) Remove(ctx context.Context, imagesArg []string, opts entities.ImageRemoveOptions) (*entities.ImageRemoveReport, []error) {
return images.BatchRemove(ir.ClientCxt, imagesArg, opts)
}
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:]
}
images, err := images.List(ir.ClientCxt, &opts.All, filters)
if err != nil {
return nil, err
}
is := make([]*entities.ImageSummary, len(images))
for i, img := range images {
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) {
results, err := images.History(ir.ClientCxt, nameOrID)
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) (*entities.ImagePruneReport, error) {
filters := make(map[string][]string, len(opts.Filter))
for _, filter := range opts.Filter {
f := strings.Split(filter, "=")
filters[f[0]] = f[1:]
}
results, err := images.Prune(ir.ClientCxt, &opts.All, filters)
if err != nil {
return nil, err
}
report := entities.ImagePruneReport{
Report: entities.Report{
Id: results,
Err: nil,
},
Size: 0,
}
return &report, nil
}
func (ir *ImageEngine) Pull(ctx context.Context, rawImage string, options entities.ImagePullOptions) (*entities.ImagePullReport, error) {
pulledImages, err := images.Pull(ir.ClientCxt, 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, options entities.ImageTagOptions) error {
for _, newTag := range tags {
var (
tag, repo string
)
ref, err := reference.Parse(newTag)
if err != nil {
return err
}
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.ClientCxt, nameOrID, tag, repo); err != nil {
return err
}
}
return nil
}
func (ir *ImageEngine) Untag(ctx context.Context, nameOrID string, tags []string, options entities.ImageUntagOptions) error {
// Remove all tags if none are provided
if len(tags) == 0 {
newImage, err := images.GetImage(ir.ClientCxt, nameOrID, bindings.PFalse)
if err != nil {
return err
}
tags = newImage.NamesHistory
}
for _, newTag := range tags {
var (
tag, repo string
)
ref, err := reference.Parse(newTag)
if err != nil {
return err
}
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.ClientCxt, nameOrID, tag, repo); err != nil {
return err
}
}
return nil
}
func (ir *ImageEngine) Inspect(ctx context.Context, namesOrIDs []string, opts entities.InspectOptions) ([]*entities.ImageInspectReport, []error, error) {
reports := []*entities.ImageInspectReport{}
errs := []error{}
for _, i := range namesOrIDs {
r, err := images.GetImage(ir.ClientCxt, i, &opts.Size)
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()
ref := opts.Name
if len(opts.Tag) > 0 {
ref += ":" + opts.Tag
}
return images.Load(ir.ClientCxt, f, &ref)
}
func (ir *ImageEngine) Import(ctx context.Context, opts entities.ImageImportOptions) (*entities.ImageImportReport, error) {
var (
err error
sourceURL *string
f *os.File
)
if opts.SourceIsURL {
sourceURL = &opts.Source
} else {
f, err = os.Open(opts.Source)
if err != nil {
return nil, err
}
}
return images.Import(ir.ClientCxt, opts.Changes, &opts.Message, &opts.Reference, sourceURL, f)
}
func (ir *ImageEngine) Push(ctx context.Context, source string, destination string, options entities.ImagePushOptions) error {
return images.Push(ir.ClientCxt, source, destination, options)
}
func (ir *ImageEngine) Save(ctx context.Context, nameOrID string, tags []string, options entities.ImageSaveOptions) error {
var (
f *os.File
err error
)
switch options.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(options.Output)
}
if err != nil {
return err
}
if options.MultiImageArchive {
exErr := images.MultiExport(ir.ClientCxt, append([]string{nameOrID}, tags...), f, &options.Format, &options.Compress)
if err := f.Close(); err != nil {
return err
}
if exErr != nil {
return exErr
}
} else {
// FIXME: tags are entirely ignored here but shouldn't.
exErr := images.Export(ir.ClientCxt, nameOrID, f, &options.Format, &options.Compress)
if err := f.Close(); err != nil {
return err
}
if exErr != nil {
return exErr
}
}
if options.Format != "oci-dir" && options.Format != "docker-dir" {
return nil
}
f, err = os.Open(f.Name())
if err != nil {
return err
}
info, err := os.Stat(options.Output)
switch {
case err == nil:
if info.Mode().IsRegular() {
return errors.Errorf("%q already exists as a regular file", options.Output)
}
case os.IsNotExist(err):
if err := os.Mkdir(options.Output, 0755); err != nil {
return err
}
default:
return err
}
return utils2.UntarToFileSystem(options.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) {
changes, err := images.Diff(ir.ClientCxt, nameOrID)
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) {
return images.Search(ir.ClientCxt, term, opts)
}
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) {
return images.Build(ir.ClientCxt, containerFiles, opts)
}
func (ir *ImageEngine) Tree(ctx context.Context, nameOrID string, opts entities.ImageTreeOptions) (*entities.ImageTreeReport, error) {
return images.Tree(ir.ClientCxt, nameOrID, &opts.WhatRequires)
}
// 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")
}
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