diff options
Diffstat (limited to 'libpod/adapter/runtime_remote.go')
-rw-r--r-- | libpod/adapter/runtime_remote.go | 798 |
1 files changed, 0 insertions, 798 deletions
diff --git a/libpod/adapter/runtime_remote.go b/libpod/adapter/runtime_remote.go deleted file mode 100644 index ca2fad852..000000000 --- a/libpod/adapter/runtime_remote.go +++ /dev/null @@ -1,798 +0,0 @@ -// +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 -} |