250 lines
6.7 KiB
Go
250 lines
6.7 KiB
Go
package utils
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import (
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"crypto/ecdsa"
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"fmt"
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"net"
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"net/http"
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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/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/ethutil"
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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/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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/*
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VMTypeFlag = cli.IntFlag{
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Name: "vm",
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Usage: "Virtual Machine type: 0 is standard VM, 1 is debug VM",
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}
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*/
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UnlockedAccountFlag = cli.StringFlag{
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Name: "unlock",
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Usage: "Unlock a given account untill this programs exits (address:password)",
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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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DataDirFlag = cli.StringFlag{
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Name: "datadir",
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Usage: "Data directory to be used",
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Value: ethutil.DefaultDataDir(),
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}
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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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UnencryptedKeysFlag = cli.BoolFlag{
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Name: "unencrypted-keys",
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Usage: "disable private key disk encryption (for testing)",
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}
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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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LogFormatFlag = cli.StringFlag{
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Name: "logformat",
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Usage: `"std" or "raw"`,
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Value: "std",
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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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// 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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)
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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 GetEthereum(clientID, version string, ctx *cli.Context) (*eth.Ethereum, error) {
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return eth.New(ð.Config{
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Name: ethutil.MakeName(clientID, version),
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DataDir: ctx.GlobalString(DataDirFlag.Name),
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LogFile: ctx.GlobalString(LogFileFlag.Name),
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LogLevel: ctx.GlobalInt(LogLevelFlag.Name),
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LogFormat: ctx.GlobalString(LogFormatFlag.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, ethutil.Database, ethutil.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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var ks crypto.KeyStore2
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if ctx.GlobalBool(UnencryptedKeysFlag.Name) {
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ks = crypto.NewKeyStorePlain(path.Join(dataDir, "plainkeys"))
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} else {
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ks = crypto.NewKeyStorePassphrase(path.Join(dataDir, "keys"))
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}
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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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addr := ctx.GlobalString(RPCListenAddrFlag.Name)
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port := ctx.GlobalInt(RPCPortFlag.Name)
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dataDir := ctx.GlobalString(DataDirFlag.Name)
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l, err := net.Listen("tcp", fmt.Sprintf("%s:%d", addr, port))
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if err != nil {
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Fatalf("Can't listen on %s:%d: %v", addr, port, err)
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}
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go http.Serve(l, rpc.JSONRPC(xeth.New(eth, nil), dataDir))
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}
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