func init() { flCa = flag.String([]string{"-tlscacert"}, filepath.Join(dockerCertPath, defaultCaFile), "Trust only remotes providing a certificate signed by the CA given here") flCert = flag.String([]string{"-tlscert"}, filepath.Join(dockerCertPath, defaultCertFile), "Path to TLS certificate file") flKey = flag.String([]string{"-tlskey"}, filepath.Join(dockerCertPath, defaultKeyFile), "Path to TLS key file") opts.HostListVar(&flHosts, []string{"H", "-host"}, "The socket(s) to bind to in daemon mode\nspecified using one or more tcp://host:port, unix:///path/to/socket, fd://* or fd://socketfd.") }
var ( dockerCertPath = os.Getenv("DOCKER_CERT_PATH") ) func init() { if dockerCertPath == "" { dockerCertPath = filepath.Join(os.Getenv("HOME"), ".docker") } } var ( flVersion = flag.Bool([]string{"v", "-version"}, false, "Print version information and quit") flDaemon = flag.Bool([]string{"d", "-daemon"}, false, "Enable daemon mode") flDebug = flag.Bool([]string{"D", "-debug"}, false, "Enable debug mode") flSocketGroup = flag.String([]string{"G", "-group"}, "docker", "Group to assign the unix socket specified by -H when running in daemon mode\nuse '' (the empty string) to disable setting of a group") flEnableCors = flag.Bool([]string{"#api-enable-cors", "-api-enable-cors"}, false, "Enable CORS headers in the remote API") flTls = flag.Bool([]string{"-tls"}, false, "Use TLS; implied by tls-verify flags") flTlsVerify = flag.Bool([]string{"-tlsverify"}, false, "Use TLS and verify the remote (daemon: verify client, client: verify daemon)") // these are initialized in init() below since their default values depend on dockerCertPath which isn't fully initialized until init() runs flCa *string flCert *string flKey *string flHosts []string ) func init() { flCa = flag.String([]string{"-tlscacert"}, filepath.Join(dockerCertPath, defaultCaFile), "Trust only remotes providing a certificate signed by the CA given here") flCert = flag.String([]string{"-tlscert"}, filepath.Join(dockerCertPath, defaultCertFile), "Path to TLS certificate file") flKey = flag.String([]string{"-tlskey"}, filepath.Join(dockerCertPath, defaultKeyFile), "Path to TLS key file")