func newDaemonCommand() *cobra.Command {
opts := daemonOptions{
daemonConfig: daemon.NewConfig(),
common: cliflags.NewCommonOptions(),
}
cmd := &cobra.Command{
Use: "dockerd [OPTIONS]",
Short: "A self-sufficient runtime for containers.",
SilenceUsage: true,
SilenceErrors: true,
Args: cli.NoArgs,
RunE: func(cmd *cobra.Command, args []string) error {
opts.flags = cmd.Flags()
return runDaemon(opts)
},
}
cli.SetupRootCommand(cmd)
flags := cmd.Flags()
flags.BoolVarP(&opts.version, "version", "v", false, "Print version information and quit")
flags.StringVar(&opts.configFile, flagDaemonConfigFile, defaultDaemonConfigFile, "Daemon configuration file")
opts.common.InstallFlags(flags)
opts.daemonConfig.InstallFlags(flags)
installServiceFlags(flags)
return cmd
}
func defaultOptions(configFile string) daemonOptions {
opts := daemonOptions{
daemonConfig: &daemon.Config{},
flags: &pflag.FlagSet{},
common: cliflags.NewCommonOptions(),
}
opts.common.InstallFlags(opts.flags)
opts.daemonConfig.InstallFlags(opts.flags)
opts.flags.StringVar(&opts.configFile, flagDaemonConfigFile, defaultDaemonConfigFile, "")
opts.configFile = configFile
return opts
}