291 lines
		
	
	
		
			8.3 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			291 lines
		
	
	
		
			8.3 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package utils
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import (
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	"crypto/ecdsa"
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	"os"
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	"path"
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	"runtime"
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	"github.com/codegangsta/cli"
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	"github.com/ethereum/go-ethereum/accounts"
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	"github.com/ethereum/go-ethereum/common"
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	"github.com/ethereum/go-ethereum/core"
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	"github.com/ethereum/go-ethereum/crypto"
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	"github.com/ethereum/go-ethereum/eth"
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	"github.com/ethereum/go-ethereum/ethdb"
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	"github.com/ethereum/go-ethereum/event"
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	"github.com/ethereum/go-ethereum/logger"
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	"github.com/ethereum/go-ethereum/logger/glog"
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	"github.com/ethereum/go-ethereum/p2p/nat"
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	"github.com/ethereum/go-ethereum/rpc"
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	"github.com/ethereum/go-ethereum/xeth"
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)
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func init() {
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	cli.AppHelpTemplate = `{{.Name}} {{if .Flags}}[global options] {{end}}command{{if .Flags}} [command options]{{end}} [arguments...]
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VERSION:
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   {{.Version}}
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COMMANDS:
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   {{range .Commands}}{{.Name}}{{with .ShortName}}, {{.}}{{end}}{{ "\t" }}{{.Usage}}
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   {{end}}{{if .Flags}}
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GLOBAL OPTIONS:
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   {{range .Flags}}{{.}}
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   {{end}}{{end}}
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`
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	cli.CommandHelpTemplate = `{{.Name}}{{if .Subcommands}} command{{end}}{{if .Flags}} [command options]{{end}} [arguments...]
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{{if .Description}}{{.Description}}
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{{end}}{{if .Subcommands}}
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SUBCOMMANDS:
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	{{range .Subcommands}}{{.Name}}{{with .ShortName}}, {{.}}{{end}}{{ "\t" }}{{.Usage}}
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	{{end}}{{end}}{{if .Flags}}
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OPTIONS:
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	{{range .Flags}}{{.}}
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	{{end}}{{end}}
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`
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}
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// NewApp creates an app with sane defaults.
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func NewApp(version, usage string) *cli.App {
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	app := cli.NewApp()
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	app.Name = path.Base(os.Args[0])
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	app.Author = ""
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	//app.Authors = nil
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	app.Email = ""
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	app.Version = version
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	app.Usage = usage
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	return app
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}
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// These are all the command line flags we support.
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// If you add to this list, please remember to include the
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// flag in the appropriate command definition.
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//
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// The flags are defined here so their names and help texts
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// are the same for all commands.
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var (
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	// General settings
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	DataDirFlag = DirectoryFlag{
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		Name:  "datadir",
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		Usage: "Data directory to be used",
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		Value: DirectoryString{common.DefaultDataDir()},
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	}
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	ProtocolVersionFlag = cli.IntFlag{
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		Name:  "protocolversion",
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		Usage: "ETH protocol version",
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		Value: eth.ProtocolVersion,
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	}
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	NetworkIdFlag = cli.IntFlag{
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		Name:  "networkid",
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		Usage: "Network Id",
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		Value: eth.NetworkId,
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	}
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	// miner settings
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	MinerThreadsFlag = cli.IntFlag{
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		Name:  "minerthreads",
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		Usage: "Number of miner threads",
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		Value: runtime.NumCPU(),
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	}
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	MiningEnabledFlag = cli.BoolFlag{
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		Name:  "mine",
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		Usage: "Enable mining",
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	}
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	EtherbaseFlag = cli.StringFlag{
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		Name:  "etherbase",
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		Usage: "public address for block mining rewards. By default the address of your primary account is used",
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		Value: "primary",
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	}
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	UnlockedAccountFlag = cli.StringFlag{
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		Name:  "unlock",
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		Usage: "unlock the account given until this program exits (prompts for password). '--unlock primary' unlocks the primary account",
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		Value: "",
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	}
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	PasswordFileFlag = cli.StringFlag{
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		Name:  "password",
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		Usage: "Path to password file for (un)locking an existing account.",
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		Value: "",
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	}
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	// logging and debug settings
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	LogFileFlag = cli.StringFlag{
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		Name:  "logfile",
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		Usage: "Send log output to a file",
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	}
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	LogLevelFlag = cli.IntFlag{
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		Name:  "loglevel",
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		Usage: "0-5 (silent, error, warn, info, debug, debug detail)",
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		Value: int(logger.InfoLevel),
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	}
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	LogJSONFlag = cli.StringFlag{
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		Name:  "logjson",
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		Usage: "Send json structured log output to a file or '-' for standard output (default: no json output)",
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		Value: "",
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	}
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	VMDebugFlag = cli.BoolFlag{
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		Name:  "vmdebug",
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		Usage: "Virtual Machine debug output",
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	}
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	// RPC settings
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	RPCEnabledFlag = cli.BoolFlag{
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		Name:  "rpc",
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		Usage: "Whether RPC server is enabled",
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	}
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	RPCListenAddrFlag = cli.StringFlag{
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		Name:  "rpcaddr",
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		Usage: "Listening address for the JSON-RPC server",
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		Value: "127.0.0.1",
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	}
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	RPCPortFlag = cli.IntFlag{
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		Name:  "rpcport",
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		Usage: "Port on which the JSON-RPC server should listen",
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		Value: 8545,
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	}
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	RPCCORSDomainFlag = cli.StringFlag{
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		Name:  "rpccorsdomain",
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		Usage: "Domain on which to send Access-Control-Allow-Origin header",
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		Value: "",
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	}
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	// Network Settings
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	MaxPeersFlag = cli.IntFlag{
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		Name:  "maxpeers",
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		Usage: "Maximum number of network peers",
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		Value: 16,
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	}
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	ListenPortFlag = cli.IntFlag{
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		Name:  "port",
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		Usage: "Network listening port",
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		Value: 30303,
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	}
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	BootnodesFlag = cli.StringFlag{
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		Name:  "bootnodes",
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		Usage: "Space-separated enode URLs for discovery bootstrap",
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		Value: "",
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	}
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	NodeKeyFileFlag = cli.StringFlag{
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		Name:  "nodekey",
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		Usage: "P2P node key file",
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	}
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	NodeKeyHexFlag = cli.StringFlag{
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		Name:  "nodekeyhex",
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		Usage: "P2P node key as hex (for testing)",
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	}
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	NATFlag = cli.StringFlag{
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		Name:  "nat",
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		Usage: "Port mapping mechanism (any|none|upnp|pmp|extip:<IP>)",
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		Value: "any",
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	}
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	JSpathFlag = cli.StringFlag{
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		Name:  "jspath",
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		Usage: "JS library path to be used with console and js subcommands",
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		Value: ".",
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	}
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	BacktraceAtFlag = cli.GenericFlag{
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		Name:  "backtrace_at",
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		Usage: "When set to a file and line number holding a logging statement a stack trace will be written to the Info log",
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		Value: glog.GetTraceLocation(),
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	}
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	LogToStdErrFlag = cli.BoolFlag{
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		Name:  "logtostderr",
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		Usage: "Logs are written to standard error instead of to files.",
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	}
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	LogVModuleFlag = cli.GenericFlag{
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		Name:  "vmodule",
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		Usage: "The syntax of the argument is a comma-separated list of pattern=N, where pattern is a literal file name (minus the \".go\" suffix) or \"glob\" pattern and N is a V level.",
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		Value: glog.GetVModule(),
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	}
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)
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func GetNAT(ctx *cli.Context) nat.Interface {
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	natif, err := nat.Parse(ctx.GlobalString(NATFlag.Name))
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	if err != nil {
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		Fatalf("Option %s: %v", NATFlag.Name, err)
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	}
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	return natif
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}
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func GetNodeKey(ctx *cli.Context) (key *ecdsa.PrivateKey) {
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	hex, file := ctx.GlobalString(NodeKeyHexFlag.Name), ctx.GlobalString(NodeKeyFileFlag.Name)
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	var err error
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	switch {
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	case file != "" && hex != "":
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		Fatalf("Options %q and %q are mutually exclusive", NodeKeyFileFlag.Name, NodeKeyHexFlag.Name)
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	case file != "":
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		if key, err = crypto.LoadECDSA(file); err != nil {
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			Fatalf("Option %q: %v", NodeKeyFileFlag.Name, err)
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		}
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	case hex != "":
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		if key, err = crypto.HexToECDSA(hex); err != nil {
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			Fatalf("Option %q: %v", NodeKeyHexFlag.Name, err)
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		}
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	}
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	return key
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}
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func MakeEthConfig(clientID, version string, ctx *cli.Context) *eth.Config {
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	// Set verbosity on glog
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	glog.SetV(ctx.GlobalInt(LogLevelFlag.Name))
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	// Set the log type
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	//glog.SetToStderr(ctx.GlobalBool(LogToStdErrFlag.Name))
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	glog.SetToStderr(true)
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	// Set the log dir
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	glog.SetLogDir(ctx.GlobalString(LogFileFlag.Name))
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	return ð.Config{
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		Name:            common.MakeName(clientID, version),
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		DataDir:         ctx.GlobalString(DataDirFlag.Name),
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		ProtocolVersion: ctx.GlobalInt(ProtocolVersionFlag.Name),
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		NetworkId:       ctx.GlobalInt(NetworkIdFlag.Name),
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		LogFile:         ctx.GlobalString(LogFileFlag.Name),
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		LogLevel:        ctx.GlobalInt(LogLevelFlag.Name),
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		LogJSON:         ctx.GlobalString(LogJSONFlag.Name),
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		Etherbase:       ctx.GlobalString(EtherbaseFlag.Name),
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		MinerThreads:    ctx.GlobalInt(MinerThreadsFlag.Name),
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		AccountManager:  GetAccountManager(ctx),
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		VmDebug:         ctx.GlobalBool(VMDebugFlag.Name),
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		MaxPeers:        ctx.GlobalInt(MaxPeersFlag.Name),
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		Port:            ctx.GlobalString(ListenPortFlag.Name),
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		NAT:             GetNAT(ctx),
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		NodeKey:         GetNodeKey(ctx),
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		Shh:             true,
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		Dial:            true,
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		BootNodes:       ctx.GlobalString(BootnodesFlag.Name),
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	}
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}
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func GetChain(ctx *cli.Context) (*core.ChainManager, common.Database, common.Database) {
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	dataDir := ctx.GlobalString(DataDirFlag.Name)
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	blockDb, err := ethdb.NewLDBDatabase(path.Join(dataDir, "blockchain"))
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	if err != nil {
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		Fatalf("Could not open database: %v", err)
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	}
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	stateDb, err := ethdb.NewLDBDatabase(path.Join(dataDir, "state"))
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	if err != nil {
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		Fatalf("Could not open database: %v", err)
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	}
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	return core.NewChainManager(blockDb, stateDb, new(event.TypeMux)), blockDb, stateDb
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}
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func GetAccountManager(ctx *cli.Context) *accounts.Manager {
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	dataDir := ctx.GlobalString(DataDirFlag.Name)
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	ks := crypto.NewKeyStorePassphrase(path.Join(dataDir, "keys"))
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	return accounts.NewManager(ks)
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}
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func StartRPC(eth *eth.Ethereum, ctx *cli.Context) {
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	config := rpc.RpcConfig{
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		ListenAddress: ctx.GlobalString(RPCListenAddrFlag.Name),
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		ListenPort:    uint(ctx.GlobalInt(RPCPortFlag.Name)),
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		CorsDomain:    ctx.GlobalString(RPCCORSDomainFlag.Name),
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	}
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	xeth := xeth.New(eth, nil)
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	_ = rpc.Start(xeth, config)
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}
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