2015-03-06 02:00:41 +00:00
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package utils
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import (
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"crypto/ecdsa"
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"path"
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"runtime"
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2015-03-07 11:39:52 +00:00
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"time"
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2015-03-06 02:00:41 +00:00
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"github.com/codegangsta/cli"
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2015-03-07 11:39:52 +00:00
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"github.com/ethereum/go-ethereum/accounts"
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2015-03-06 02:00:41 +00:00
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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"
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"github.com/ethereum/go-ethereum/p2p/nat"
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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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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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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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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 {
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ethereum, err := eth.New(ð.Config{
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2015-03-07 11:39:52 +00:00
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Name: p2p.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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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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2015-03-06 02:00:41 +00:00
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})
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if err != nil {
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exit(err)
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}
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return ethereum
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}
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func GetChain(ctx *cli.Context) (*core.ChainManager, ethutil.Database) {
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dataDir := ctx.GlobalString(DataDirFlag.Name)
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db, 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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return core.NewChainManager(db, new(event.TypeMux)), db
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}
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2015-03-07 11:39:52 +00:00
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2015-03-08 00:52:49 +00:00
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func GetAccountManager(ctx *cli.Context) *accounts.Manager {
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2015-03-07 11:39:52 +00:00
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dataDir := ctx.GlobalString(DataDirFlag.Name)
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ks := crypto.NewKeyStorePassphrase(path.Join(dataDir, "keys"))
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2015-03-08 00:52:49 +00:00
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return accounts.NewManager(ks, 300*time.Second)
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2015-03-07 11:39:52 +00:00
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}
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