mirror of https://github.com/docker/cli.git
91 lines
2.7 KiB
Go
91 lines
2.7 KiB
Go
package plugin
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import (
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"context"
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"fmt"
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"strings"
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"github.com/distribution/reference"
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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/docker/pkg/jsonmessage"
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"github.com/pkg/errors"
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"github.com/spf13/cobra"
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)
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func newUpgradeCommand(dockerCli command.Cli) *cobra.Command {
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var options pluginOptions
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cmd := &cobra.Command{
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Use: "upgrade [OPTIONS] PLUGIN [REMOTE]",
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Short: "Upgrade an existing plugin",
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Args: cli.RequiresRangeArgs(1, 2),
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RunE: func(cmd *cobra.Command, args []string) error {
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options.localName = args[0]
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if len(args) == 2 {
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options.remote = args[1]
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}
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return runUpgrade(dockerCli, options)
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},
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Annotations: map[string]string{"version": "1.26"},
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}
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flags := cmd.Flags()
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loadPullFlags(dockerCli, &options, flags)
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flags.BoolVar(&options.skipRemoteCheck, "skip-remote-check", false, "Do not check if specified remote plugin matches existing plugin image")
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return cmd
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}
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func runUpgrade(dockerCli command.Cli, opts pluginOptions) error {
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ctx := context.Background()
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p, _, err := dockerCli.Client().PluginInspectWithRaw(ctx, opts.localName)
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if err != nil {
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return errors.Errorf("error reading plugin data: %v", err)
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}
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if p.Enabled {
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return errors.Errorf("the plugin must be disabled before upgrading")
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}
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opts.localName = p.Name
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if opts.remote == "" {
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opts.remote = p.PluginReference
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}
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remote, err := reference.ParseNormalizedNamed(opts.remote)
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if err != nil {
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return errors.Wrap(err, "error parsing remote upgrade image reference")
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}
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remote = reference.TagNameOnly(remote)
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old, err := reference.ParseNormalizedNamed(p.PluginReference)
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if err != nil {
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return errors.Wrap(err, "error parsing current image reference")
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}
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old = reference.TagNameOnly(old)
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fmt.Fprintf(dockerCli.Out(), "Upgrading plugin %s from %s to %s\n", p.Name, reference.FamiliarString(old), reference.FamiliarString(remote))
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if !opts.skipRemoteCheck && remote.String() != old.String() {
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if !command.PromptForConfirmation(dockerCli.In(), dockerCli.Out(), "Plugin images do not match, are you sure?") {
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return errors.New("canceling upgrade request")
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}
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}
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options, err := buildPullConfig(ctx, dockerCli, opts, "plugin upgrade")
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if err != nil {
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return err
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}
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responseBody, err := dockerCli.Client().PluginUpgrade(ctx, opts.localName, options)
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if err != nil {
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if strings.Contains(err.Error(), "target is image") {
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return errors.New(err.Error() + " - Use `docker image pull`")
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}
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return err
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}
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defer responseBody.Close()
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if err := jsonmessage.DisplayJSONMessagesToStream(responseBody, dockerCli.Out(), nil); err != nil {
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return err
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}
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fmt.Fprintf(dockerCli.Out(), "Upgraded plugin %s to %s\n", opts.localName, opts.remote) // todo: return proper values from the API for this result
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return nil
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}
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