a4aba23b85
During the refactoring for 18.09 the activate/update flows no longer restart the engine explicitly but let the user do that when they're ready, so the health check logic is no longer required. Signed-off-by: Daniel Hiltgen <daniel.hiltgen@docker.com> (cherry picked from commit f2b2061cc38995a4d16659787d80563d8ec669d0) Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
56 lines
1.7 KiB
Go
56 lines
1.7 KiB
Go
package engine
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import (
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"context"
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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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clitypes "github.com/docker/cli/types"
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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 newUpdateCommand(dockerCli command.Cli) *cobra.Command {
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var options extendedEngineInitOptions
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cmd := &cobra.Command{
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Use: "update [OPTIONS]",
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Short: "Update a local engine",
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Args: cli.NoArgs,
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RunE: func(cmd *cobra.Command, args []string) error {
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return runUpdate(dockerCli, options)
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},
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}
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flags := cmd.Flags()
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flags.StringVar(&options.EngineVersion, "version", "", "Specify engine version")
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flags.StringVar(&options.EngineImage, "engine-image", "", "Specify engine image (default uses the same image as currently running)")
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flags.StringVar(&options.RegistryPrefix, "registry-prefix", clitypes.RegistryPrefix, "Override the current location where engine images are pulled")
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flags.StringVar(&options.sockPath, "containerd", "", "override default location of containerd endpoint")
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return cmd
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}
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func runUpdate(dockerCli command.Cli, options extendedEngineInitOptions) error {
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if !isRoot() {
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return errors.New("this command must be run as a privileged user")
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}
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ctx := context.Background()
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client, err := dockerCli.NewContainerizedEngineClient(options.sockPath)
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if err != nil {
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return errors.Wrap(err, "unable to access local containerd")
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}
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defer client.Close()
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authConfig, err := getRegistryAuth(dockerCli, options.RegistryPrefix)
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if err != nil {
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return err
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}
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if err := client.DoUpdate(ctx, options.EngineInitOptions, dockerCli.Out(), authConfig); err != nil {
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return err
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}
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fmt.Fprintln(dockerCli.Out(), `Successfully updated engine.
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Restart docker with 'systemctl restart docker' to complete the update.`)
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return nil
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}
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