utils

package
v1.1.0 Latest Latest
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 Go to latest Published: Aug 25, 2015 License: GPL-3.0 Imports: 43 Imported by: 0

Documentation

Overview

Package utils contains internal helper functions for go-ethereum commands.

Index

Constants

This section is empty.

Variables

View Source 
var (
	// General settings
	DataDirFlag = DirectoryFlag{
		Name:  "datadir",
		Usage: "Data directory to be used",
		Value: DirectoryString{common.DefaultDataDir()},
	}
	NetworkIdFlag = cli.IntFlag{
		Name:  "networkid",
		Usage: "Network Id (integer)",
		Value: eth.NetworkId,
	}
	BlockchainVersionFlag = cli.IntFlag{
		Name:  "blockchainversion",
		Usage: "Blockchain version (integer)",
		Value: core.BlockChainVersion,
	}
	GenesisNonceFlag = cli.IntFlag{
		Name:  "genesisnonce",
		Usage: "Sets the genesis nonce",
		Value: 42,
	}
	GenesisFileFlag = cli.StringFlag{
		Name:  "genesis",
		Usage: "Inserts/Overwrites the genesis block (json format)",
	}
	IdentityFlag = cli.StringFlag{
		Name:  "identity",
		Usage: "Custom node name",
	}
	NatspecEnabledFlag = cli.BoolFlag{
		Name:  "natspec",
		Usage: "Enable NatSpec confirmation notice",
	}
	CacheFlag = cli.IntFlag{
		Name:  "cache",
		Usage: "Megabytes of memory allocated to internal caching",
		Value: 0,
	}
	OlympicFlag = cli.BoolFlag{
		Name:  "olympic",
		Usage: "Use olympic style protocol",
	}

	// miner settings
	MinerThreadsFlag = cli.IntFlag{
		Name:  "minerthreads",
		Usage: "Number of miner threads",
		Value: runtime.NumCPU(),
	}
	MiningEnabledFlag = cli.BoolFlag{
		Name:  "mine",
		Usage: "Enable mining",
	}
	AutoDAGFlag = cli.BoolFlag{
		Name:  "autodag",
		Usage: "Enable automatic DAG pregeneration",
	}
	EtherbaseFlag = cli.StringFlag{
		Name:  "etherbase",
		Usage: "Public address for block mining rewards. By default the address first created is used",
		Value: "0",
	}
	GasPriceFlag = cli.StringFlag{
		Name:  "gasprice",
		Usage: "Sets the minimal gasprice when mining transactions",
		Value: new(big.Int).Mul(big.NewInt(50), common.Shannon).String(),
	}

	UnlockedAccountFlag = cli.StringFlag{
		Name:  "unlock",
		Usage: "Unlock the account given until this program exits (prompts for password). '--unlock n' unlocks the n-th account in order or creation.",
		Value: "",
	}
	PasswordFileFlag = cli.StringFlag{
		Name:  "password",
		Usage: "Path to password file to use with options and subcommands needing a password",
		Value: "",
	}

	// vm flags
	VMDebugFlag = cli.BoolFlag{
		Name:  "vmdebug",
		Usage: "Virtual Machine debug output",
	}
	VMForceJitFlag = cli.BoolFlag{
		Name:  "forcejit",
		Usage: "Force the JIT VM to take precedence",
	}
	VMJitCacheFlag = cli.IntFlag{
		Name:  "jitcache",
		Usage: "Amount of cached JIT VM programs",
		Value: 64,
	}
	VMEnableJitFlag = cli.BoolFlag{
		Name:  "jitvm",
		Usage: "Enable the JIT VM",
	}

	// logging and debug settings
	LogFileFlag = cli.StringFlag{
		Name:  "logfile",
		Usage: "Send log output to a file",
	}
	VerbosityFlag = cli.IntFlag{
		Name:  "verbosity",
		Usage: "Logging verbosity: 0-6 (0=silent, 1=error, 2=warn, 3=info, 4=core, 5=debug, 6=debug detail)",
		Value: int(logger.InfoLevel),
	}
	LogJSONFlag = cli.StringFlag{
		Name:  "logjson",
		Usage: "Send json structured log output to a file or '-' for standard output (default: no json output)",
		Value: "",
	}
	LogToStdErrFlag = cli.BoolFlag{
		Name:  "logtostderr",
		Usage: "Logs are written to standard error instead of to files.",
	}
	LogVModuleFlag = cli.GenericFlag{
		Name:  "vmodule",
		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 log verbosity level.",
		Value: glog.GetVModule(),
	}
	BacktraceAtFlag = cli.GenericFlag{
		Name:  "backtrace_at",
		Usage: "If set to a file and line number (e.g., \"block.go:271\") holding a logging statement, a stack trace will be logged",
		Value: glog.GetTraceLocation(),
	}
	PProfEanbledFlag = cli.BoolFlag{
		Name:  "pprof",
		Usage: "Enable the profiling server on localhost",
	}
	PProfPortFlag = cli.IntFlag{
		Name:  "pprofport",
		Usage: "Port on which the profiler should listen",
		Value: 6060,
	}
	MetricsEnabledFlag = cli.BoolFlag{
		Name:  metrics.MetricsEnabledFlag,
		Usage: "Enables metrics collection and reporting",
	}

	// RPC settings
	RPCEnabledFlag = cli.BoolFlag{
		Name:  "rpc",
		Usage: "Enable the JSON-RPC server",
	}
	RPCListenAddrFlag = cli.StringFlag{
		Name:  "rpcaddr",
		Usage: "Listening address for the JSON-RPC server",
		Value: "127.0.0.1",
	}
	RPCPortFlag = cli.IntFlag{
		Name:  "rpcport",
		Usage: "Port on which the JSON-RPC server should listen",
		Value: 8545,
	}
	RPCCORSDomainFlag = cli.StringFlag{
		Name:  "rpccorsdomain",
		Usage: "Domain on which to send Access-Control-Allow-Origin header",
		Value: "",
	}
	RpcApiFlag = cli.StringFlag{
		Name:  "rpcapi",
		Usage: "Specify the API's which are offered over the HTTP RPC interface",
		Value: comms.DefaultHttpRpcApis,
	}
	IPCDisabledFlag = cli.BoolFlag{
		Name:  "ipcdisable",
		Usage: "Disable the IPC-RPC server",
	}
	IPCApiFlag = cli.StringFlag{
		Name:  "ipcapi",
		Usage: "Specify the API's which are offered over the IPC interface",
		Value: comms.DefaultIpcApis,
	}
	IPCPathFlag = DirectoryFlag{
		Name:  "ipcpath",
		Usage: "Filename for IPC socket/pipe",
		Value: DirectoryString{common.DefaultIpcPath()},
	}
	ExecFlag = cli.StringFlag{
		Name:  "exec",
		Usage: "Execute javascript statement (only in combination with console/attach)",
	}
	// Network Settings
	MaxPeersFlag = cli.IntFlag{
		Name:  "maxpeers",
		Usage: "Maximum number of network peers (network disabled if set to 0)",
		Value: 25,
	}
	MaxPendingPeersFlag = cli.IntFlag{
		Name:  "maxpendpeers",
		Usage: "Maximum number of pending connection attempts (defaults used if set to 0)",
		Value: 0,
	}
	ListenPortFlag = cli.IntFlag{
		Name:  "port",
		Usage: "Network listening port",
		Value: 30303,
	}
	BootnodesFlag = cli.StringFlag{
		Name:  "bootnodes",
		Usage: "Space-separated enode URLs for p2p discovery bootstrap",
		Value: "",
	}
	NodeKeyFileFlag = cli.StringFlag{
		Name:  "nodekey",
		Usage: "P2P node key file",
	}
	NodeKeyHexFlag = cli.StringFlag{
		Name:  "nodekeyhex",
		Usage: "P2P node key as hex (for testing)",
	}
	NATFlag = cli.StringFlag{
		Name:  "nat",
		Usage: "NAT port mapping mechanism (any|none|upnp|pmp|extip:<IP>)",
		Value: "any",
	}
	NoDiscoverFlag = cli.BoolFlag{
		Name:  "nodiscover",
		Usage: "Disables the peer discovery mechanism (manual peer addition)",
	}
	WhisperEnabledFlag = cli.BoolFlag{
		Name:  "shh",
		Usage: "Enable whisper",
	}
	// ATM the url is left to the user and deployment to
	JSpathFlag = cli.StringFlag{
		Name:  "jspath",
		Usage: "JS library path to be used with console and js subcommands",
		Value: ".",
	}
	SolcPathFlag = cli.StringFlag{
		Name:  "solc",
		Usage: "solidity compiler to be used",
		Value: "solc",
	}
	GpoMinGasPriceFlag = cli.StringFlag{
		Name:  "gpomin",
		Usage: "Minimum suggested gas price",
		Value: new(big.Int).Mul(big.NewInt(50), common.Shannon).String(),
	}
	GpoMaxGasPriceFlag = cli.StringFlag{
		Name:  "gpomax",
		Usage: "Maximum suggested gas price",
		Value: new(big.Int).Mul(big.NewInt(500), common.Shannon).String(),
	}
	GpoFullBlockRatioFlag = cli.IntFlag{
		Name:  "gpofull",
		Usage: "Full block threshold for gas price calculation (%)",
		Value: 80,
	}
	GpobaseStepDownFlag = cli.IntFlag{
		Name:  "gpobasedown",
		Usage: "Suggested gas price base step down ratio (1/1000)",
		Value: 10,
	}
	GpobaseStepUpFlag = cli.IntFlag{
		Name:  "gpobaseup",
		Usage: "Suggested gas price base step up ratio (1/1000)",
		Value: 100,
	}
	GpobaseCorrectionFactorFlag = cli.IntFlag{
		Name:  "gpobasecf",
		Usage: "Suggested gas price base correction factor (%)",
		Value: 110,
	}
)

Functions

func CheckLegalese 

func CheckLegalese(datadir string)

func ExportAppendChain 

func ExportAppendChain(chainmgr *core.ChainManager, fn string, first uint64, last uint64) error

func ExportChain 

func ExportChain(chainmgr *core.ChainManager, fn string) error

func Fatalf 

func Fatalf(format string, args ...interface{})

Fatalf formats a message to standard error and exits the program. The message is also printed to standard output if standard error is redirected to a different file.

func FormatTransactionData 

func FormatTransactionData(data string) []byte

func ImportChain 

func ImportChain(chain *core.ChainManager, fn string) error

func InitOlympic added in v1.0.1 

func InitOlympic()

func IpcSocketPath 

func IpcSocketPath(ctx *cli.Context) (ipcpath string)

func MakeAccountManager 

func MakeAccountManager(ctx *cli.Context) *accounts.Manager

MakeChain creates an account manager from set command line flags.

func MakeChain 

func MakeChain(ctx *cli.Context) (chain *core.ChainManager, chainDb common.Database)

MakeChain creates a chain manager from set command line flags.

func MakeEthConfig 

func MakeEthConfig(clientID, version string, ctx *cli.Context) *eth.Config

MakeEthConfig creates ethereum options from set command line flags.

func MakeNAT 

func MakeNAT(ctx *cli.Context) nat.Interface

MakeNAT creates a port mapper from set command line flags.

func MakeNodeKey 

func MakeNodeKey(ctx *cli.Context) (key *ecdsa.PrivateKey)

MakeNodeKey creates a node key from set command line flags.

func NewApp 

func NewApp(version, usage string) *cli.App

NewApp creates an app with sane defaults.

func ParamToAddress 

func ParamToAddress(addr string, am *accounts.Manager) (addrHex string, err error)

func PromptConfirm 

func PromptConfirm(prompt string) (bool, error)

func PromptPassword 

func PromptPassword(prompt string, warnTerm bool) (string, error)

func SetupLogger 

func SetupLogger(ctx *cli.Context)

SetupLogger configures glog from the logging-related command line flags.

func SetupVM added in v1.1.0 

func SetupVM(ctx *cli.Context)

SetupVM configured the VM package's global settings

func StartEthereum 

func StartEthereum(ethereum *eth.Ethereum)

func StartIPC 

func StartIPC(eth *eth.Ethereum, ctx *cli.Context) error

func StartPProf 

func StartPProf(ctx *cli.Context)

func StartRPC 

func StartRPC(eth *eth.Ethereum, ctx *cli.Context) error

Types

type DirectoryFlag 

type DirectoryFlag struct {
	cli.GenericFlag
	Name   string
	Value  DirectoryString
	Usage  string
	EnvVar string
}

Custom cli.Flag type which expand the received string to an absolute path. e.g. ~/.ethereum -> /home/username/.ethereum

func (DirectoryFlag) Apply 

func (self DirectoryFlag) Apply(set *flag.FlagSet)

called by cli library, grabs variable from environment (if in env) and adds variable to flag set for parsing.

func (*DirectoryFlag) Set 

func (self *DirectoryFlag) Set(value string)

func (DirectoryFlag) String 

func (self DirectoryFlag) String() string

type DirectoryString 

type DirectoryString struct {
	Value string
}

Custom type which is registered in the flags library which cli uses for argument parsing. This allows us to expand Value to an absolute path when the argument is parsed

func (*DirectoryString) Set 

func (self *DirectoryString) Set(value string) error

func (*DirectoryString) String 

func (self *DirectoryString) String() string

Source Files

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