90 lines
2.7 KiB
Go
90 lines
2.7 KiB
Go
package libimage
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import (
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"context"
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"time"
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dockerArchiveTransport "github.com/containers/image/v5/docker/archive"
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"github.com/containers/image/v5/docker/reference"
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"github.com/containers/image/v5/transports/alltransports"
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"github.com/sirupsen/logrus"
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)
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// PushOptions allows for custommizing image pushes.
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type PushOptions struct {
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CopyOptions
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}
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// Push pushes the specified source which must refer to an image in the local
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// containers storage. It may or may not have the `containers-storage:`
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// prefix. Use destination to push to a custom destination. The destination
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// can refer to any supported transport. If not transport is specified, the
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// docker transport (i.e., a registry) is implied. If destination is left
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// empty, the docker destination will be extrapolated from the source.
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//
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// Return storage.ErrImageUnknown if source could not be found in the local
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// containers storage.
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func (r *Runtime) Push(ctx context.Context, source, destination string, options *PushOptions) ([]byte, error) {
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if options == nil {
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options = &PushOptions{}
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}
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// Look up the local image. Note that we need to ignore the platform
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// and push what the user specified (containers/podman/issues/10344).
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image, resolvedSource, err := r.LookupImage(source, nil)
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if err != nil {
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return nil, err
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}
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srcRef, err := image.StorageReference()
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if err != nil {
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return nil, err
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}
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// Make sure we have a proper destination, and parse it into an image
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// reference for copying.
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if destination == "" {
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// Doing an ID check here is tempting but false positives (due
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// to a short partial IDs) are more painful than false
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// negatives.
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destination = resolvedSource
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}
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logrus.Debugf("Pushing image %s to %s", source, destination)
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destRef, err := alltransports.ParseImageName(destination)
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if err != nil {
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// If the input does not include a transport assume it refers
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// to a registry.
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dockerRef, dockerErr := alltransports.ParseImageName("docker://" + destination)
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if dockerErr != nil {
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return nil, err
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}
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destRef = dockerRef
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}
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if r.eventChannel != nil {
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defer r.writeEvent(&Event{ID: image.ID(), Name: destination, Time: time.Now(), Type: EventTypeImagePush})
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}
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// Buildah compat: Make sure to tag the destination image if it's a
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// Docker archive. This way, we preserve the image name.
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if destRef.Transport().Name() == dockerArchiveTransport.Transport.Name() {
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if named, err := reference.ParseNamed(resolvedSource); err == nil {
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tagged, isTagged := named.(reference.NamedTagged)
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if isTagged {
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options.dockerArchiveAdditionalTags = []reference.NamedTagged{tagged}
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}
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}
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}
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c, err := r.newCopier(&options.CopyOptions)
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if err != nil {
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return nil, err
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}
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defer c.close()
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return c.copy(ctx, srcRef, destRef)
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}
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