mirror of https://github.com/docker/cli.git
98 lines
2.9 KiB
Go
98 lines
2.9 KiB
Go
package manifest
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import (
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"fmt"
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"github.com/docker/cli/cli"
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"github.com/docker/cli/cli/command"
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"github.com/docker/cli/cli/manifest/store"
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ocispec "github.com/opencontainers/image-spec/specs-go/v1"
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"github.com/pkg/errors"
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"github.com/spf13/cobra"
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)
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type annotateOptions struct {
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target string // the target manifest list name (also transaction ID)
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image string // the manifest to annotate within the list
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variant string // an architecture variant
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os string
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arch string
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osFeatures []string
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}
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// NewAnnotateCommand creates a new `docker manifest annotate` command
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func newAnnotateCommand(dockerCli command.Cli) *cobra.Command {
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var opts annotateOptions
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cmd := &cobra.Command{
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Use: "annotate [OPTIONS] MANIFEST_LIST MANIFEST",
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Short: "Add additional information to a local image manifest",
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Args: cli.ExactArgs(2),
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RunE: func(cmd *cobra.Command, args []string) error {
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opts.target = args[0]
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opts.image = args[1]
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return runManifestAnnotate(dockerCli, opts)
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},
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}
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flags := cmd.Flags()
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flags.StringVar(&opts.os, "os", "", "Set operating system")
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flags.StringVar(&opts.arch, "arch", "", "Set architecture")
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flags.StringSliceVar(&opts.osFeatures, "os-features", []string{}, "Set operating system feature")
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flags.StringVar(&opts.variant, "variant", "", "Set architecture variant")
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return cmd
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}
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func runManifestAnnotate(dockerCli command.Cli, opts annotateOptions) error {
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targetRef, err := normalizeReference(opts.target)
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if err != nil {
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return errors.Wrapf(err, "annotate: error parsing name for manifest list %s", opts.target)
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}
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imgRef, err := normalizeReference(opts.image)
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if err != nil {
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return errors.Wrapf(err, "annotate: error parsing name for manifest %s", opts.image)
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}
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manifestStore := dockerCli.ManifestStore()
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imageManifest, err := manifestStore.Get(targetRef, imgRef)
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switch {
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case store.IsNotFound(err):
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return fmt.Errorf("manifest for image %s does not exist in %s", opts.image, opts.target)
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case err != nil:
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return err
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}
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// Update the mf
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if imageManifest.Descriptor.Platform == nil {
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imageManifest.Descriptor.Platform = new(ocispec.Platform)
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}
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if opts.os != "" {
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imageManifest.Descriptor.Platform.OS = opts.os
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}
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if opts.arch != "" {
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imageManifest.Descriptor.Platform.Architecture = opts.arch
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}
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for _, osFeature := range opts.osFeatures {
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imageManifest.Descriptor.Platform.OSFeatures = appendIfUnique(imageManifest.Descriptor.Platform.OSFeatures, osFeature)
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}
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if opts.variant != "" {
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imageManifest.Descriptor.Platform.Variant = opts.variant
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}
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if !isValidOSArch(imageManifest.Descriptor.Platform.OS, imageManifest.Descriptor.Platform.Architecture) {
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return errors.Errorf("manifest entry for image has unsupported os/arch combination: %s/%s", opts.os, opts.arch)
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}
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return manifestStore.Save(targetRef, imgRef, imageManifest)
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}
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func appendIfUnique(list []string, str string) []string {
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for _, s := range list {
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if s == str {
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return list
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}
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}
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return append(list, str)
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}
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