package main import ( "bitbucket.org/kardianos/osext" "flag" "fmt" "github.com/ethereum/eth-go/ethlog" "os" "os/user" "path" "path/filepath" "runtime" ) var Identifier string var StartRpc bool var RpcPort int var UseUPnP bool var OutboundPort string var ShowGenesis bool var AddPeer string var MaxPeer int var GenAddr bool var UseSeed bool var ImportKey string var ExportKey bool var NonInteractive bool var Datadir string var LogFile string var ConfigFile string var DebugFile string var LogLevel int // flags specific to gui client var AssetPath string func defaultAssetPath() string { var assetPath string // If the current working directory is the go-ethereum dir // assume a debug build and use the source directory as // asset directory. pwd, _ := os.Getwd() if pwd == path.Join(os.Getenv("GOPATH"), "src", "github.com", "ethereum", "go-ethereum", "ethereal") { assetPath = path.Join(pwd, "assets") } else { switch runtime.GOOS { case "darwin": // Get Binary Directory exedir, _ := osext.ExecutableFolder() assetPath = filepath.Join(exedir, "../Resources") case "linux": assetPath = "/usr/share/ethereal" case "window": fallthrough default: assetPath = "." } } return assetPath } func defaultDataDir() string { usr, _ := user.Current() return path.Join(usr.HomeDir, ".ethereal") } var defaultConfigFile = path.Join(defaultDataDir(), "conf.ini") func Init() { flag.Usage = func() { fmt.Fprintf(os.Stderr, "%s [options] [filename]:\noptions precedence: default < config file < environment variables < command line\n", os.Args[0]) flag.PrintDefaults() } flag.StringVar(&Identifier, "id", "", "Custom client identifier") flag.StringVar(&OutboundPort, "port", "30303", "listening port") flag.BoolVar(&UseUPnP, "upnp", false, "enable UPnP support") flag.IntVar(&MaxPeer, "maxpeer", 10, "maximum desired peers") flag.IntVar(&RpcPort, "rpcport", 8080, "port to start json-rpc server on") flag.BoolVar(&StartRpc, "rpc", false, "start rpc server") flag.BoolVar(&NonInteractive, "y", false, "non-interactive mode (say yes to confirmations)") flag.BoolVar(&UseSeed, "seed", true, "seed peers") flag.BoolVar(&GenAddr, "genaddr", false, "create a new priv/pub key") flag.BoolVar(&ExportKey, "export", false, "export private key") flag.StringVar(&LogFile, "logfile", "", "log file (defaults to standard output)") flag.StringVar(&ImportKey, "import", "", "imports the given private key (hex)") flag.StringVar(&Datadir, "datadir", defaultDataDir(), "specifies the datadir to use") flag.StringVar(&ConfigFile, "conf", defaultConfigFile, "config file") flag.StringVar(&DebugFile, "debug", "", "debug file (no debugging if not set)") flag.IntVar(&LogLevel, "loglevel", int(ethlog.InfoLevel), "loglevel: 0-5: silent,error,warn,info,debug,debug detail)") flag.StringVar(&AssetPath, "asset_path", defaultAssetPath(), "absolute path to GUI assets directory") flag.Parse() }