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-rw-r--r--pkg/adapter/runtime_remote.go798
1 files changed, 798 insertions, 0 deletions
diff --git a/pkg/adapter/runtime_remote.go b/pkg/adapter/runtime_remote.go
new file mode 100644
index 000000000..ca2fad852
--- /dev/null
+++ b/pkg/adapter/runtime_remote.go
@@ -0,0 +1,798 @@
+// +build remoteclient
+
+package adapter
+
+import (
+ "bufio"
+ "context"
+ "encoding/json"
+ "fmt"
+ "io"
+ "io/ioutil"
+ "os"
+ "strings"
+ "time"
+
+ "github.com/containers/buildah/imagebuildah"
+ "github.com/containers/image/docker/reference"
+ "github.com/containers/image/types"
+ "github.com/containers/libpod/cmd/podman/cliconfig"
+ "github.com/containers/libpod/cmd/podman/varlink"
+ "github.com/containers/libpod/libpod"
+ "github.com/containers/libpod/libpod/image"
+ "github.com/containers/libpod/utils"
+ "github.com/containers/storage/pkg/archive"
+ "github.com/opencontainers/go-digest"
+ "github.com/pkg/errors"
+ "github.com/sirupsen/logrus"
+ "github.com/varlink/go/varlink"
+)
+
+// ImageRuntime is wrapper for image runtime
+type RemoteImageRuntime struct{}
+
+// RemoteRuntime describes a wrapper runtime struct
+type RemoteRuntime struct {
+ Conn *varlink.Connection
+ Remote bool
+}
+
+// LocalRuntime describes a typical libpod runtime
+type LocalRuntime struct {
+ *RemoteRuntime
+}
+
+// GetRuntime returns a LocalRuntime struct with the actual runtime embedded in it
+func GetRuntime(c *cliconfig.PodmanCommand) (*LocalRuntime, error) {
+ runtime := RemoteRuntime{}
+ conn, err := runtime.Connect()
+ if err != nil {
+ return nil, err
+ }
+ rr := RemoteRuntime{
+ Conn: conn,
+ Remote: true,
+ }
+ foo := LocalRuntime{
+ &rr,
+ }
+ return &foo, nil
+}
+
+// Shutdown is a bogus wrapper for compat with the libpod runtime
+func (r RemoteRuntime) Shutdown(force bool) error {
+ return nil
+}
+
+// ContainerImage
+type ContainerImage struct {
+ remoteImage
+}
+
+type remoteImage struct {
+ ID string
+ Labels map[string]string
+ RepoTags []string
+ RepoDigests []string
+ Parent string
+ Size int64
+ Created time.Time
+ InputName string
+ Names []string
+ Digest digest.Digest
+ isParent bool
+ Runtime *LocalRuntime
+}
+
+// Container ...
+type Container struct {
+ remoteContainer
+}
+
+// remoteContainer ....
+type remoteContainer struct {
+ Runtime *LocalRuntime
+ config *libpod.ContainerConfig
+ state *libpod.ContainerState
+}
+
+type VolumeFilter func(*Volume) bool
+
+// Volume is embed for libpod volumes
+type Volume struct {
+ remoteVolume
+}
+
+type remoteVolume struct {
+ Runtime *LocalRuntime
+ config *libpod.VolumeConfig
+}
+
+// GetImages returns a slice of containerimages over a varlink connection
+func (r *LocalRuntime) GetImages() ([]*ContainerImage, error) {
+ var newImages []*ContainerImage
+ images, err := iopodman.ListImages().Call(r.Conn)
+ if err != nil {
+ return nil, err
+ }
+ for _, i := range images {
+ name := i.Id
+ if len(i.RepoTags) > 1 {
+ name = i.RepoTags[0]
+ }
+ newImage, err := imageInListToContainerImage(i, name, r)
+ if err != nil {
+ return nil, err
+ }
+ newImages = append(newImages, newImage)
+ }
+ return newImages, nil
+}
+
+func imageInListToContainerImage(i iopodman.Image, name string, runtime *LocalRuntime) (*ContainerImage, error) {
+ created, err := time.ParseInLocation(time.RFC3339, i.Created, time.UTC)
+ if err != nil {
+ return nil, err
+ }
+ ri := remoteImage{
+ InputName: name,
+ ID: i.Id,
+ Labels: i.Labels,
+ RepoTags: i.RepoTags,
+ RepoDigests: i.RepoTags,
+ Parent: i.ParentId,
+ Size: i.Size,
+ Created: created,
+ Names: i.RepoTags,
+ isParent: i.IsParent,
+ Runtime: runtime,
+ }
+ return &ContainerImage{ri}, nil
+}
+
+// NewImageFromLocal returns a container image representation of a image over varlink
+func (r *LocalRuntime) NewImageFromLocal(name string) (*ContainerImage, error) {
+ img, err := iopodman.GetImage().Call(r.Conn, name)
+ if err != nil {
+ return nil, err
+ }
+ return imageInListToContainerImage(img, name, r)
+
+}
+
+// LoadFromArchiveReference creates an image from a local archive
+func (r *LocalRuntime) LoadFromArchiveReference(ctx context.Context, srcRef types.ImageReference, signaturePolicyPath string, writer io.Writer) ([]*ContainerImage, error) {
+ var iid string
+ // TODO We need to find a way to leak certDir, creds, and the tlsverify into this function, normally this would
+ // come from cli options but we don't want want those in here either.
+ tlsverify := true
+ reply, err := iopodman.PullImage().Send(r.Conn, varlink.More, srcRef.DockerReference().String(), "", "", signaturePolicyPath, &tlsverify)
+ if err != nil {
+ return nil, err
+ }
+
+ for {
+ responses, flags, err := reply()
+ if err != nil {
+ return nil, err
+ }
+ for _, line := range responses.Logs {
+ fmt.Print(line)
+ }
+ iid = responses.Id
+ if flags&varlink.Continues == 0 {
+ break
+ }
+ }
+
+ newImage, err := r.NewImageFromLocal(iid)
+ if err != nil {
+ return nil, err
+ }
+ return []*ContainerImage{newImage}, nil
+}
+
+// New calls into local storage to look for an image in local storage or to pull it
+func (r *LocalRuntime) New(ctx context.Context, name, signaturePolicyPath, authfile string, writer io.Writer, dockeroptions *image.DockerRegistryOptions, signingoptions image.SigningOptions, forcePull bool, label *string) (*ContainerImage, error) {
+ var iid string
+ if label != nil {
+ return nil, errors.New("the remote client function does not support checking a remote image for a label")
+ }
+ var (
+ tlsVerify bool
+ tlsVerifyPtr *bool
+ )
+ if dockeroptions.DockerInsecureSkipTLSVerify == types.OptionalBoolFalse {
+ tlsVerify = true
+ tlsVerifyPtr = &tlsVerify
+
+ }
+ if dockeroptions.DockerInsecureSkipTLSVerify == types.OptionalBoolTrue {
+ tlsVerify = false
+ tlsVerifyPtr = &tlsVerify
+ }
+
+ reply, err := iopodman.PullImage().Send(r.Conn, varlink.More, name, dockeroptions.DockerCertPath, "", signaturePolicyPath, tlsVerifyPtr)
+ if err != nil {
+ return nil, err
+ }
+ for {
+ responses, flags, err := reply()
+ if err != nil {
+ return nil, err
+ }
+ for _, line := range responses.Logs {
+ fmt.Print(line)
+ }
+ iid = responses.Id
+ if flags&varlink.Continues == 0 {
+ break
+ }
+ }
+ newImage, err := r.NewImageFromLocal(iid)
+ if err != nil {
+ return nil, err
+ }
+ return newImage, nil
+}
+
+// IsParent goes through the layers in the store and checks if i.TopLayer is
+// the parent of any other layer in store. Double check that image with that
+// layer exists as well.
+func (ci *ContainerImage) IsParent() (bool, error) {
+ return ci.remoteImage.isParent, nil
+}
+
+// ID returns the image ID as a string
+func (ci *ContainerImage) ID() string {
+ return ci.remoteImage.ID
+}
+
+// Names returns a string array of names associated with the image
+func (ci *ContainerImage) Names() []string {
+ return ci.remoteImage.Names
+}
+
+// Created returns the time the image was created
+func (ci *ContainerImage) Created() time.Time {
+ return ci.remoteImage.Created
+}
+
+// Size returns the size of the image
+func (ci *ContainerImage) Size(ctx context.Context) (*uint64, error) {
+ usize := uint64(ci.remoteImage.Size)
+ return &usize, nil
+}
+
+// Digest returns the image's digest
+func (ci *ContainerImage) Digest() digest.Digest {
+ return ci.remoteImage.Digest
+}
+
+// Labels returns a map of the image's labels
+func (ci *ContainerImage) Labels(ctx context.Context) (map[string]string, error) {
+ return ci.remoteImage.Labels, nil
+}
+
+// Dangling returns a bool if the image is "dangling"
+func (ci *ContainerImage) Dangling() bool {
+ return len(ci.Names()) == 0
+}
+
+// TagImage ...
+func (ci *ContainerImage) TagImage(tag string) error {
+ _, err := iopodman.TagImage().Call(ci.Runtime.Conn, ci.ID(), tag)
+ return err
+}
+
+// RemoveImage calls varlink to remove an image
+func (r *LocalRuntime) RemoveImage(ctx context.Context, img *ContainerImage, force bool) (string, error) {
+ return iopodman.RemoveImage().Call(r.Conn, img.InputName, force)
+}
+
+// History returns the history of an image and its layers
+func (ci *ContainerImage) History(ctx context.Context) ([]*image.History, error) {
+ var imageHistories []*image.History
+
+ reply, err := iopodman.HistoryImage().Call(ci.Runtime.Conn, ci.InputName)
+ if err != nil {
+ return nil, err
+ }
+ for _, h := range reply {
+ created, err := time.ParseInLocation(time.RFC3339, h.Created, time.UTC)
+ if err != nil {
+ return nil, err
+ }
+ ih := image.History{
+ ID: h.Id,
+ Created: &created,
+ CreatedBy: h.CreatedBy,
+ Size: h.Size,
+ Comment: h.Comment,
+ }
+ imageHistories = append(imageHistories, &ih)
+ }
+ return imageHistories, nil
+}
+
+// LookupContainer gets basic information about container over a varlink
+// connection and then translates it to a *Container
+func (r *LocalRuntime) LookupContainer(idOrName string) (*Container, error) {
+ state, err := r.ContainerState(idOrName)
+ if err != nil {
+ return nil, err
+ }
+ config := r.Config(idOrName)
+ if err != nil {
+ return nil, err
+ }
+
+ rc := remoteContainer{
+ r,
+ config,
+ state,
+ }
+
+ c := Container{
+ rc,
+ }
+ return &c, nil
+}
+
+func (r *LocalRuntime) GetLatestContainer() (*Container, error) {
+ return nil, libpod.ErrNotImplemented
+}
+
+// ContainerState returns the "state" of the container.
+func (r *LocalRuntime) ContainerState(name string) (*libpod.ContainerState, error) { //no-lint
+ reply, err := iopodman.ContainerStateData().Call(r.Conn, name)
+ if err != nil {
+ return nil, err
+ }
+ data := libpod.ContainerState{}
+ if err := json.Unmarshal([]byte(reply), &data); err != nil {
+ return nil, err
+ }
+ return &data, err
+
+}
+
+// Config returns a container config
+func (r *LocalRuntime) Config(name string) *libpod.ContainerConfig {
+ // TODO the Spec being returned is not populated. Matt and I could not figure out why. Will defer
+ // further looking into it for after devconf.
+ // The libpod function for this has no errors so we are kind of in a tough
+ // spot here. Logging the errors for now.
+ reply, err := iopodman.ContainerConfig().Call(r.Conn, name)
+ if err != nil {
+ logrus.Error("call to container.config failed")
+ }
+ data := libpod.ContainerConfig{}
+ if err := json.Unmarshal([]byte(reply), &data); err != nil {
+ logrus.Error("failed to unmarshal container inspect data")
+ }
+ return &data
+
+}
+
+// PruneImages is the wrapper call for a remote-client to prune images
+func (r *LocalRuntime) PruneImages(all bool) ([]string, error) {
+ return iopodman.ImagesPrune().Call(r.Conn, all)
+}
+
+// Export is a wrapper to container export to a tarfile
+func (r *LocalRuntime) Export(name string, path string) error {
+ tempPath, err := iopodman.ExportContainer().Call(r.Conn, name, "")
+ if err != nil {
+ return err
+ }
+ return r.GetFileFromRemoteHost(tempPath, path, true)
+}
+
+func (r *LocalRuntime) GetFileFromRemoteHost(remoteFilePath, outputPath string, delete bool) error {
+ outputFile, err := os.Create(outputPath)
+ if err != nil {
+ return err
+ }
+ defer outputFile.Close()
+
+ writer := bufio.NewWriter(outputFile)
+ defer writer.Flush()
+
+ reply, err := iopodman.ReceiveFile().Send(r.Conn, varlink.Upgrade, remoteFilePath, delete)
+ if err != nil {
+ return err
+ }
+
+ length, _, err := reply()
+ if err != nil {
+ return errors.Wrap(err, "unable to get file length for transfer")
+ }
+
+ reader := r.Conn.Reader
+ if _, err := io.CopyN(writer, reader, length); err != nil {
+ return errors.Wrap(err, "file transer failed")
+ }
+ return nil
+}
+
+// Import implements the remote calls required to import a container image to the store
+func (r *LocalRuntime) Import(ctx context.Context, source, reference string, changes []string, history string, quiet bool) (string, error) {
+ // First we send the file to the host
+ tempFile, err := r.SendFileOverVarlink(source)
+ if err != nil {
+ return "", err
+ }
+ return iopodman.ImportImage().Call(r.Conn, strings.TrimRight(tempFile, ":"), reference, history, changes, true)
+}
+
+func (r *LocalRuntime) Build(ctx context.Context, c *cliconfig.BuildValues, options imagebuildah.BuildOptions, dockerfiles []string) error {
+ buildOptions := iopodman.BuildOptions{
+ AddHosts: options.CommonBuildOpts.AddHost,
+ CgroupParent: options.CommonBuildOpts.CgroupParent,
+ CpuPeriod: int64(options.CommonBuildOpts.CPUPeriod),
+ CpuQuota: options.CommonBuildOpts.CPUQuota,
+ CpuShares: int64(options.CommonBuildOpts.CPUShares),
+ CpusetCpus: options.CommonBuildOpts.CPUSetMems,
+ CpusetMems: options.CommonBuildOpts.CPUSetMems,
+ Memory: options.CommonBuildOpts.Memory,
+ MemorySwap: options.CommonBuildOpts.MemorySwap,
+ ShmSize: options.CommonBuildOpts.ShmSize,
+ Ulimit: options.CommonBuildOpts.Ulimit,
+ Volume: options.CommonBuildOpts.Volumes,
+ }
+
+ buildinfo := iopodman.BuildInfo{
+ AdditionalTags: options.AdditionalTags,
+ Annotations: options.Annotations,
+ BuildArgs: options.Args,
+ BuildOptions: buildOptions,
+ CniConfigDir: options.CNIConfigDir,
+ CniPluginDir: options.CNIPluginPath,
+ Compression: string(options.Compression),
+ DefaultsMountFilePath: options.DefaultMountsFilePath,
+ Dockerfiles: dockerfiles,
+ //Err: string(options.Err),
+ ForceRmIntermediateCtrs: options.ForceRmIntermediateCtrs,
+ Iidfile: options.IIDFile,
+ Label: options.Labels,
+ Layers: options.Layers,
+ Nocache: options.NoCache,
+ //Out:
+ Output: options.Output,
+ OutputFormat: options.OutputFormat,
+ PullPolicy: options.PullPolicy.String(),
+ Quiet: options.Quiet,
+ RemoteIntermediateCtrs: options.RemoveIntermediateCtrs,
+ //ReportWriter:
+ RuntimeArgs: options.RuntimeArgs,
+ SignaturePolicyPath: options.SignaturePolicyPath,
+ Squash: options.Squash,
+ }
+ // tar the file
+ outputFile, err := ioutil.TempFile("", "varlink_tar_send")
+ if err != nil {
+ return err
+ }
+ defer outputFile.Close()
+ defer os.Remove(outputFile.Name())
+
+ // Create the tarball of the context dir to a tempfile
+ if err := utils.TarToFilesystem(options.ContextDirectory, outputFile); err != nil {
+ return err
+ }
+ // Send the context dir tarball over varlink.
+ tempFile, err := r.SendFileOverVarlink(outputFile.Name())
+ if err != nil {
+ return err
+ }
+ buildinfo.ContextDir = tempFile
+
+ reply, err := iopodman.BuildImage().Send(r.Conn, varlink.More, buildinfo)
+ if err != nil {
+ return err
+ }
+
+ for {
+ responses, flags, err := reply()
+ if err != nil {
+ return err
+ }
+ for _, line := range responses.Logs {
+ fmt.Print(line)
+ }
+ if flags&varlink.Continues == 0 {
+ break
+ }
+ }
+ return err
+}
+
+// SendFileOverVarlink sends a file over varlink in an upgraded connection
+func (r *LocalRuntime) SendFileOverVarlink(source string) (string, error) {
+ fs, err := os.Open(source)
+ if err != nil {
+ return "", err
+ }
+
+ fileInfo, err := fs.Stat()
+ if err != nil {
+ return "", err
+ }
+ logrus.Debugf("sending %s over varlink connection", source)
+ reply, err := iopodman.SendFile().Send(r.Conn, varlink.Upgrade, "", int64(fileInfo.Size()))
+ if err != nil {
+ return "", err
+ }
+ _, _, err = reply()
+ if err != nil {
+ return "", err
+ }
+
+ reader := bufio.NewReader(fs)
+ _, err = reader.WriteTo(r.Conn.Writer)
+ if err != nil {
+ return "", err
+ }
+ logrus.Debugf("file transfer complete for %s", source)
+ r.Conn.Writer.Flush()
+
+ // All was sent, wait for the ACK from the server
+ tempFile, err := r.Conn.Reader.ReadString(':')
+ if err != nil {
+ return "", err
+ }
+
+ // r.Conn is kaput at this point due to the upgrade
+ if err := r.RemoteRuntime.RefreshConnection(); err != nil {
+ return "", err
+
+ }
+
+ return strings.Replace(tempFile, ":", "", -1), nil
+}
+
+// GetAllVolumes retrieves all the volumes
+func (r *LocalRuntime) GetAllVolumes() ([]*libpod.Volume, error) {
+ return nil, libpod.ErrNotImplemented
+}
+
+// RemoveVolume removes a volumes
+func (r *LocalRuntime) RemoveVolume(ctx context.Context, v *libpod.Volume, force, prune bool) error {
+ return libpod.ErrNotImplemented
+}
+
+// GetContainers retrieves all containers from the state
+// Filters can be provided which will determine what containers are included in
+// the output. Multiple filters are handled by ANDing their output, so only
+// containers matching all filters are returned
+func (r *LocalRuntime) GetContainers(filters ...libpod.ContainerFilter) ([]*libpod.Container, error) {
+ return nil, libpod.ErrNotImplemented
+}
+
+// RemoveContainer removes the given container
+// If force is specified, the container will be stopped first
+// Otherwise, RemoveContainer will return an error if the container is running
+func (r *LocalRuntime) RemoveContainer(ctx context.Context, c *libpod.Container, force, volumes bool) error {
+ return libpod.ErrNotImplemented
+}
+
+// CreateVolume creates a volume over a varlink connection for the remote client
+func (r *LocalRuntime) CreateVolume(ctx context.Context, c *cliconfig.VolumeCreateValues, labels, opts map[string]string) (string, error) {
+ cvOpts := iopodman.VolumeCreateOpts{
+ Options: opts,
+ Labels: labels,
+ }
+ if len(c.InputArgs) > 0 {
+ cvOpts.VolumeName = c.InputArgs[0]
+ }
+
+ if c.Flag("driver").Changed {
+ cvOpts.Driver = c.Driver
+ }
+
+ return iopodman.VolumeCreate().Call(r.Conn, cvOpts)
+}
+
+// RemoveVolumes removes volumes over a varlink connection for the remote client
+func (r *LocalRuntime) RemoveVolumes(ctx context.Context, c *cliconfig.VolumeRmValues) ([]string, error) {
+ rmOpts := iopodman.VolumeRemoveOpts{
+ All: c.All,
+ Force: c.Force,
+ Volumes: c.InputArgs,
+ }
+ return iopodman.VolumeRemove().Call(r.Conn, rmOpts)
+}
+
+func (r *LocalRuntime) Push(ctx context.Context, srcName, destination, manifestMIMEType, authfile, signaturePolicyPath string, writer io.Writer, forceCompress bool, signingOptions image.SigningOptions, dockerRegistryOptions *image.DockerRegistryOptions, additionalDockerArchiveTags []reference.NamedTagged) error {
+
+ var (
+ tls *bool
+ tlsVerify bool
+ )
+ if dockerRegistryOptions.DockerInsecureSkipTLSVerify == types.OptionalBoolTrue {
+ tlsVerify = false
+ tls = &tlsVerify
+ }
+ if dockerRegistryOptions.DockerInsecureSkipTLSVerify == types.OptionalBoolFalse {
+ tlsVerify = true
+ tls = &tlsVerify
+ }
+
+ reply, err := iopodman.PushImage().Send(r.Conn, varlink.More, srcName, destination, tls, signaturePolicyPath, "", dockerRegistryOptions.DockerCertPath, forceCompress, manifestMIMEType, signingOptions.RemoveSignatures, signingOptions.SignBy)
+ if err != nil {
+ return err
+ }
+ for {
+ responses, flags, err := reply()
+ if err != nil {
+ return err
+ }
+ for _, line := range responses.Logs {
+ fmt.Print(line)
+ }
+ if flags&varlink.Continues == 0 {
+ break
+ }
+ }
+
+ return err
+}
+
+// InspectVolumes returns a slice of volumes based on an arg list or --all
+func (r *LocalRuntime) InspectVolumes(ctx context.Context, c *cliconfig.VolumeInspectValues) ([]*Volume, error) {
+ reply, err := iopodman.GetVolumes().Call(r.Conn, c.InputArgs, c.All)
+ if err != nil {
+ return nil, err
+ }
+ return varlinkVolumeToVolume(r, reply), nil
+}
+
+//Volumes returns a slice of adapter.volumes based on information about libpod
+// volumes over a varlink connection
+func (r *LocalRuntime) Volumes(ctx context.Context) ([]*Volume, error) {
+ reply, err := iopodman.GetVolumes().Call(r.Conn, []string{}, true)
+ if err != nil {
+ return nil, err
+ }
+ return varlinkVolumeToVolume(r, reply), nil
+}
+
+func varlinkVolumeToVolume(r *LocalRuntime, volumes []iopodman.Volume) []*Volume {
+ var vols []*Volume
+ for _, v := range volumes {
+ volumeConfig := libpod.VolumeConfig{
+ Name: v.Name,
+ Labels: v.Labels,
+ MountPoint: v.MountPoint,
+ Driver: v.Driver,
+ Options: v.Options,
+ Scope: v.Scope,
+ }
+ n := remoteVolume{
+ Runtime: r,
+ config: &volumeConfig,
+ }
+ newVol := Volume{
+ n,
+ }
+ vols = append(vols, &newVol)
+ }
+ return vols
+}
+
+// PruneVolumes removes all unused volumes from the remote system
+func (r *LocalRuntime) PruneVolumes(ctx context.Context) ([]string, []error) {
+ var errs []error
+ prunedNames, prunedErrors, err := iopodman.VolumesPrune().Call(r.Conn)
+ if err != nil {
+ return []string{}, []error{err}
+ }
+ // We need to transform the string results of the error into actual error types
+ for _, e := range prunedErrors {
+ errs = append(errs, errors.New(e))
+ }
+ return prunedNames, errs
+}
+
+// SaveImage is a wrapper function for saving an image to the local filesystem
+func (r *LocalRuntime) SaveImage(ctx context.Context, c *cliconfig.SaveValues) error {
+ source := c.InputArgs[0]
+ additionalTags := c.InputArgs[1:]
+
+ options := iopodman.ImageSaveOptions{
+ Name: source,
+ Format: c.Format,
+ Output: c.Output,
+ MoreTags: additionalTags,
+ Quiet: c.Quiet,
+ Compress: c.Compress,
+ }
+ reply, err := iopodman.ImageSave().Send(r.Conn, varlink.More, options)
+ if err != nil {
+ return err
+ }
+
+ var fetchfile string
+ for {
+ responses, flags, err := reply()
+ if err != nil {
+ return err
+ }
+ if len(responses.Id) > 0 {
+ fetchfile = responses.Id
+ }
+ for _, line := range responses.Logs {
+ fmt.Print(line)
+ }
+ if flags&varlink.Continues == 0 {
+ break
+ }
+
+ }
+ if err != nil {
+ return err
+ }
+
+ outputToDir := false
+ outfile := c.Output
+ var outputFile *os.File
+ // If the result is supposed to be a dir, then we need to put the tarfile
+ // from the host in a temporary file
+ if options.Format != "oci-archive" && options.Format != "docker-archive" {
+ outputToDir = true
+ outputFile, err = ioutil.TempFile("", "saveimage_tempfile")
+ if err != nil {
+ return err
+ }
+ outfile = outputFile.Name()
+ defer outputFile.Close()
+ defer os.Remove(outputFile.Name())
+ }
+ // We now need to fetch the tarball result back to the more system
+ if err := r.GetFileFromRemoteHost(fetchfile, outfile, true); err != nil {
+ return err
+ }
+
+ // If the result is a tarball, we're done
+ // If it is a dir, we need to untar the temporary file into the dir
+ if outputToDir {
+ if err := utils.UntarToFileSystem(c.Output, outputFile, &archive.TarOptions{}); err != nil {
+ return err
+ }
+ }
+ return nil
+}
+
+// LoadImage loads a container image from a remote client's filesystem
+func (r *LocalRuntime) LoadImage(ctx context.Context, name string, cli *cliconfig.LoadValues) (string, error) {
+ var names string
+ remoteTempFile, err := r.SendFileOverVarlink(cli.Input)
+ if err != nil {
+ return "", nil
+ }
+ more := varlink.More
+ if cli.Quiet {
+ more = 0
+ }
+ reply, err := iopodman.LoadImage().Send(r.Conn, uint64(more), name, remoteTempFile, cli.Quiet, true)
+ if err != nil {
+ return "", err
+ }
+
+ for {
+ responses, flags, err := reply()
+ if err != nil {
+ logrus.Error(err)
+ return "", err
+ }
+ for _, line := range responses.Logs {
+ fmt.Print(line)
+ }
+ names = responses.Id
+ if flags&varlink.Continues == 0 {
+ break
+ }
+ }
+ return names, nil
+}
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-10-01 15:32:09 +0000