mirror of https://github.com/docker/cli.git
63 lines
2.1 KiB
Go
63 lines
2.1 KiB
Go
package engine
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import (
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"context"
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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/internal/containerizedengine"
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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 extendedEngineInitOptions struct {
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containerizedengine.EngineInitOptions
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sockPath string
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}
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func newInitCommand(dockerCli command.Cli) *cobra.Command {
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var options extendedEngineInitOptions
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cmd := &cobra.Command{
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Use: "init [OPTIONS]",
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Short: "Initialize a local engine",
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Long: `This command will initialize a local engine running on containerd.
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Configuration of the engine is managed through the daemon.json configuration
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file on the host and may be pre-created before running the 'init' command.
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`,
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Args: cli.NoArgs,
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RunE: func(cmd *cobra.Command, args []string) error {
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return runInit(dockerCli, options)
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},
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Annotations: map[string]string{"experimentalCLI": ""},
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}
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flags := cmd.Flags()
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flags.StringVar(&options.EngineVersion, "version", cli.Version, "Specify engine version")
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flags.StringVar(&options.EngineImage, "engine-image", containerizedengine.CommunityEngineImage, "Specify engine image")
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flags.StringVar(&options.RegistryPrefix, "registry-prefix", "docker.io/docker", "Override the default location where engine images are pulled")
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flags.StringVar(&options.ConfigFile, "config-file", "/etc/docker/daemon.json", "Specify the location of the daemon configuration file on the host")
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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 runInit(dockerCli command.Cli, options extendedEngineInitOptions) error {
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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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return client.InitEngine(ctx, options.EngineInitOptions, dockerCli.Out(), authConfig,
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func(ctx context.Context) error {
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client := dockerCli.Client()
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_, err := client.Ping(ctx)
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return err
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})
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}
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