// Copyright 2015 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see .
// Package utils contains internal helper functions for go-ethereum commands.
package utils
import (
"crypto/ecdsa"
"fmt"
"io"
"io/ioutil"
"math"
"math/big"
"os"
"path/filepath"
godebug "runtime/debug"
"strconv"
"strings"
"text/tabwriter"
"text/template"
"time"
"github.com/ethereum/go-ethereum/accounts"
"github.com/ethereum/go-ethereum/accounts/keystore"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/fdlimit"
"github.com/ethereum/go-ethereum/consensus"
"github.com/ethereum/go-ethereum/consensus/ethash"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/rawdb"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/eth"
ethcatalyst "github.com/ethereum/go-ethereum/eth/catalyst"
"github.com/ethereum/go-ethereum/eth/downloader"
"github.com/ethereum/go-ethereum/eth/ethconfig"
"github.com/ethereum/go-ethereum/eth/gasprice"
"github.com/ethereum/go-ethereum/eth/tracers"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/ethstats"
"github.com/ethereum/go-ethereum/graphql"
"github.com/ethereum/go-ethereum/internal/ethapi"
"github.com/ethereum/go-ethereum/internal/flags"
"github.com/ethereum/go-ethereum/les"
lescatalyst "github.com/ethereum/go-ethereum/les/catalyst"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/metrics"
"github.com/ethereum/go-ethereum/metrics/exp"
"github.com/ethereum/go-ethereum/metrics/influxdb"
"github.com/ethereum/go-ethereum/miner"
"github.com/ethereum/go-ethereum/node"
"github.com/ethereum/go-ethereum/p2p"
"github.com/ethereum/go-ethereum/p2p/enode"
"github.com/ethereum/go-ethereum/p2p/nat"
"github.com/ethereum/go-ethereum/p2p/netutil"
"github.com/ethereum/go-ethereum/params"
pcsclite "github.com/gballet/go-libpcsclite"
gopsutil "github.com/shirou/gopsutil/mem"
"gopkg.in/urfave/cli.v1"
)
func init() {
cli.AppHelpTemplate = `{{.Name}} {{if .Flags}}[global options] {{end}}command{{if .Flags}} [command options]{{end}} [arguments...]
VERSION:
{{.Version}}
COMMANDS:
{{range .Commands}}{{.Name}}{{with .ShortName}}, {{.}}{{end}}{{ "\t" }}{{.Usage}}
{{end}}{{if .Flags}}
GLOBAL OPTIONS:
{{range .Flags}}{{.}}
{{end}}{{end}}
`
cli.CommandHelpTemplate = flags.CommandHelpTemplate
cli.HelpPrinter = printHelp
}
func printHelp(out io.Writer, templ string, data interface{}) {
funcMap := template.FuncMap{"join": strings.Join}
t := template.Must(template.New("help").Funcs(funcMap).Parse(templ))
w := tabwriter.NewWriter(out, 38, 8, 2, ' ', 0)
err := t.Execute(w, data)
if err != nil {
panic(err)
}
w.Flush()
}
// These are all the command line flags we support.
// If you add to this list, please remember to include the
// flag in the appropriate command definition.
//
// The flags are defined here so their names and help texts
// are the same for all commands.
var (
// General settings
DataDirFlag = DirectoryFlag{
Name: "datadir",
Usage: "Data directory for the databases and keystore",
Value: DirectoryString(node.DefaultDataDir()),
}
AncientFlag = DirectoryFlag{
Name: "datadir.ancient",
Usage: "Data directory for ancient chain segments (default = inside chaindata)",
}
MinFreeDiskSpaceFlag = DirectoryFlag{
Name: "datadir.minfreedisk",
Usage: "Minimum free disk space in MB, once reached triggers auto shut down (default = --cache.gc converted to MB, 0 = disabled)",
}
KeyStoreDirFlag = DirectoryFlag{
Name: "keystore",
Usage: "Directory for the keystore (default = inside the datadir)",
}
USBFlag = cli.BoolFlag{
Name: "usb",
Usage: "Enable monitoring and management of USB hardware wallets",
}
SmartCardDaemonPathFlag = cli.StringFlag{
Name: "pcscdpath",
Usage: "Path to the smartcard daemon (pcscd) socket file",
Value: pcsclite.PCSCDSockName,
}
NetworkIdFlag = cli.Uint64Flag{
Name: "networkid",
Usage: "Explicitly set network id (integer)(For testnets: use --ropsten, --rinkeby, --goerli instead)",
Value: ethconfig.Defaults.NetworkId,
}
MainnetFlag = cli.BoolFlag{
Name: "mainnet",
Usage: "Ethereum mainnet",
}
RopstenFlag = cli.BoolFlag{
Name: "ropsten",
Usage: "Ropsten network: pre-configured proof-of-work test network",
}
RinkebyFlag = cli.BoolFlag{
Name: "rinkeby",
Usage: "Rinkeby network: pre-configured proof-of-authority test network",
}
GoerliFlag = cli.BoolFlag{
Name: "goerli",
Usage: "Görli network: pre-configured proof-of-authority test network",
}
SepoliaFlag = cli.BoolFlag{
Name: "sepolia",
Usage: "Sepolia network: pre-configured proof-of-work test network",
}
KilnFlag = cli.BoolFlag{
Name: "kiln",
Usage: "Kiln network: pre-configured proof-of-work to proof-of-stake test network",
}
DeveloperFlag = cli.BoolFlag{
Name: "dev",
Usage: "Ephemeral proof-of-authority network with a pre-funded developer account, mining enabled",
}
DeveloperPeriodFlag = cli.IntFlag{
Name: "dev.period",
Usage: "Block period to use in developer mode (0 = mine only if transaction pending)",
}
DeveloperGasLimitFlag = cli.Uint64Flag{
Name: "dev.gaslimit",
Usage: "Initial block gas limit",
Value: 11500000,
}
IdentityFlag = cli.StringFlag{
Name: "identity",
Usage: "Custom node name",
}
DocRootFlag = DirectoryFlag{
Name: "docroot",
Usage: "Document Root for HTTPClient file scheme",
Value: DirectoryString(HomeDir()),
}
ExitWhenSyncedFlag = cli.BoolFlag{
Name: "exitwhensynced",
Usage: "Exits after block synchronisation completes",
}
IterativeOutputFlag = cli.BoolTFlag{
Name: "iterative",
Usage: "Print streaming JSON iteratively, delimited by newlines",
}
ExcludeStorageFlag = cli.BoolFlag{
Name: "nostorage",
Usage: "Exclude storage entries (save db lookups)",
}
IncludeIncompletesFlag = cli.BoolFlag{
Name: "incompletes",
Usage: "Include accounts for which we don't have the address (missing preimage)",
}
ExcludeCodeFlag = cli.BoolFlag{
Name: "nocode",
Usage: "Exclude contract code (save db lookups)",
}
StartKeyFlag = cli.StringFlag{
Name: "start",
Usage: "Start position. Either a hash or address",
Value: "0x0000000000000000000000000000000000000000000000000000000000000000",
}
DumpLimitFlag = cli.Uint64Flag{
Name: "limit",
Usage: "Max number of elements (0 = no limit)",
Value: 0,
}
defaultSyncMode = ethconfig.Defaults.SyncMode
SyncModeFlag = TextMarshalerFlag{
Name: "syncmode",
Usage: `Blockchain sync mode ("snap", "full" or "light")`,
Value: &defaultSyncMode,
}
GCModeFlag = cli.StringFlag{
Name: "gcmode",
Usage: `Blockchain garbage collection mode ("full", "archive")`,
Value: "full",
}
SnapshotFlag = cli.BoolTFlag{
Name: "snapshot",
Usage: `Enables snapshot-database mode (default = enable)`,
}
TxLookupLimitFlag = cli.Uint64Flag{
Name: "txlookuplimit",
Usage: "Number of recent blocks to maintain transactions index for (default = about one year, 0 = entire chain)",
Value: ethconfig.Defaults.TxLookupLimit,
}
LightKDFFlag = cli.BoolFlag{
Name: "lightkdf",
Usage: "Reduce key-derivation RAM & CPU usage at some expense of KDF strength",
}
EthPeerRequiredBlocksFlag = cli.StringFlag{
Name: "eth.requiredblocks",
Usage: "Comma separated block number-to-hash mappings to require for peering (=)",
}
LegacyWhitelistFlag = cli.StringFlag{
Name: "whitelist",
Usage: "Comma separated block number-to-hash mappings to enforce (=) (deprecated in favor of --peer.requiredblocks)",
}
BloomFilterSizeFlag = cli.Uint64Flag{
Name: "bloomfilter.size",
Usage: "Megabytes of memory allocated to bloom-filter for pruning",
Value: 2048,
}
OverrideArrowGlacierFlag = cli.Uint64Flag{
Name: "override.arrowglacier",
Usage: "Manually specify Arrow Glacier fork-block, overriding the bundled setting",
}
OverrideTerminalTotalDifficulty = BigFlag{
Name: "override.terminaltotaldifficulty",
Usage: "Manually specify TerminalTotalDifficulty, overriding the bundled setting",
}
// Light server and client settings
LightServeFlag = cli.IntFlag{
Name: "light.serve",
Usage: "Maximum percentage of time allowed for serving LES requests (multi-threaded processing allows values over 100)",
Value: ethconfig.Defaults.LightServ,
}
LightIngressFlag = cli.IntFlag{
Name: "light.ingress",
Usage: "Incoming bandwidth limit for serving light clients (kilobytes/sec, 0 = unlimited)",
Value: ethconfig.Defaults.LightIngress,
}
LightEgressFlag = cli.IntFlag{
Name: "light.egress",
Usage: "Outgoing bandwidth limit for serving light clients (kilobytes/sec, 0 = unlimited)",
Value: ethconfig.Defaults.LightEgress,
}
LightMaxPeersFlag = cli.IntFlag{
Name: "light.maxpeers",
Usage: "Maximum number of light clients to serve, or light servers to attach to",
Value: ethconfig.Defaults.LightPeers,
}
UltraLightServersFlag = cli.StringFlag{
Name: "ulc.servers",
Usage: "List of trusted ultra-light servers",
Value: strings.Join(ethconfig.Defaults.UltraLightServers, ","),
}
UltraLightFractionFlag = cli.IntFlag{
Name: "ulc.fraction",
Usage: "Minimum % of trusted ultra-light servers required to announce a new head",
Value: ethconfig.Defaults.UltraLightFraction,
}
UltraLightOnlyAnnounceFlag = cli.BoolFlag{
Name: "ulc.onlyannounce",
Usage: "Ultra light server sends announcements only",
}
LightNoPruneFlag = cli.BoolFlag{
Name: "light.nopruning",
Usage: "Disable ancient light chain data pruning",
}
LightNoSyncServeFlag = cli.BoolFlag{
Name: "light.nosyncserve",
Usage: "Enables serving light clients before syncing",
}
// Ethash settings
EthashCacheDirFlag = DirectoryFlag{
Name: "ethash.cachedir",
Usage: "Directory to store the ethash verification caches (default = inside the datadir)",
}
EthashCachesInMemoryFlag = cli.IntFlag{
Name: "ethash.cachesinmem",
Usage: "Number of recent ethash caches to keep in memory (16MB each)",
Value: ethconfig.Defaults.Ethash.CachesInMem,
}
EthashCachesOnDiskFlag = cli.IntFlag{
Name: "ethash.cachesondisk",
Usage: "Number of recent ethash caches to keep on disk (16MB each)",
Value: ethconfig.Defaults.Ethash.CachesOnDisk,
}
EthashCachesLockMmapFlag = cli.BoolFlag{
Name: "ethash.cacheslockmmap",
Usage: "Lock memory maps of recent ethash caches",
}
EthashDatasetDirFlag = DirectoryFlag{
Name: "ethash.dagdir",
Usage: "Directory to store the ethash mining DAGs",
Value: DirectoryString(ethconfig.Defaults.Ethash.DatasetDir),
}
EthashDatasetsInMemoryFlag = cli.IntFlag{
Name: "ethash.dagsinmem",
Usage: "Number of recent ethash mining DAGs to keep in memory (1+GB each)",
Value: ethconfig.Defaults.Ethash.DatasetsInMem,
}
EthashDatasetsOnDiskFlag = cli.IntFlag{
Name: "ethash.dagsondisk",
Usage: "Number of recent ethash mining DAGs to keep on disk (1+GB each)",
Value: ethconfig.Defaults.Ethash.DatasetsOnDisk,
}
EthashDatasetsLockMmapFlag = cli.BoolFlag{
Name: "ethash.dagslockmmap",
Usage: "Lock memory maps for recent ethash mining DAGs",
}
// Transaction pool settings
TxPoolLocalsFlag = cli.StringFlag{
Name: "txpool.locals",
Usage: "Comma separated accounts to treat as locals (no flush, priority inclusion)",
}
TxPoolNoLocalsFlag = cli.BoolFlag{
Name: "txpool.nolocals",
Usage: "Disables price exemptions for locally submitted transactions",
}
TxPoolJournalFlag = cli.StringFlag{
Name: "txpool.journal",
Usage: "Disk journal for local transaction to survive node restarts",
Value: core.DefaultTxPoolConfig.Journal,
}
TxPoolRejournalFlag = cli.DurationFlag{
Name: "txpool.rejournal",
Usage: "Time interval to regenerate the local transaction journal",
Value: core.DefaultTxPoolConfig.Rejournal,
}
TxPoolPriceLimitFlag = cli.Uint64Flag{
Name: "txpool.pricelimit",
Usage: "Minimum gas price limit to enforce for acceptance into the pool",
Value: ethconfig.Defaults.TxPool.PriceLimit,
}
TxPoolPriceBumpFlag = cli.Uint64Flag{
Name: "txpool.pricebump",
Usage: "Price bump percentage to replace an already existing transaction",
Value: ethconfig.Defaults.TxPool.PriceBump,
}
TxPoolAccountSlotsFlag = cli.Uint64Flag{
Name: "txpool.accountslots",
Usage: "Minimum number of executable transaction slots guaranteed per account",
Value: ethconfig.Defaults.TxPool.AccountSlots,
}
TxPoolGlobalSlotsFlag = cli.Uint64Flag{
Name: "txpool.globalslots",
Usage: "Maximum number of executable transaction slots for all accounts",
Value: ethconfig.Defaults.TxPool.GlobalSlots,
}
TxPoolAccountQueueFlag = cli.Uint64Flag{
Name: "txpool.accountqueue",
Usage: "Maximum number of non-executable transaction slots permitted per account",
Value: ethconfig.Defaults.TxPool.AccountQueue,
}
TxPoolGlobalQueueFlag = cli.Uint64Flag{
Name: "txpool.globalqueue",
Usage: "Maximum number of non-executable transaction slots for all accounts",
Value: ethconfig.Defaults.TxPool.GlobalQueue,
}
TxPoolLifetimeFlag = cli.DurationFlag{
Name: "txpool.lifetime",
Usage: "Maximum amount of time non-executable transaction are queued",
Value: ethconfig.Defaults.TxPool.Lifetime,
}
// Performance tuning settings
CacheFlag = cli.IntFlag{
Name: "cache",
Usage: "Megabytes of memory allocated to internal caching (default = 4096 mainnet full node, 128 light mode)",
Value: 1024,
}
CacheDatabaseFlag = cli.IntFlag{
Name: "cache.database",
Usage: "Percentage of cache memory allowance to use for database io",
Value: 50,
}
CacheTrieFlag = cli.IntFlag{
Name: "cache.trie",
Usage: "Percentage of cache memory allowance to use for trie caching (default = 15% full mode, 30% archive mode)",
Value: 15,
}
CacheTrieJournalFlag = cli.StringFlag{
Name: "cache.trie.journal",
Usage: "Disk journal directory for trie cache to survive node restarts",
Value: ethconfig.Defaults.TrieCleanCacheJournal,
}
CacheTrieRejournalFlag = cli.DurationFlag{
Name: "cache.trie.rejournal",
Usage: "Time interval to regenerate the trie cache journal",
Value: ethconfig.Defaults.TrieCleanCacheRejournal,
}
CacheGCFlag = cli.IntFlag{
Name: "cache.gc",
Usage: "Percentage of cache memory allowance to use for trie pruning (default = 25% full mode, 0% archive mode)",
Value: 25,
}
CacheSnapshotFlag = cli.IntFlag{
Name: "cache.snapshot",
Usage: "Percentage of cache memory allowance to use for snapshot caching (default = 10% full mode, 20% archive mode)",
Value: 10,
}
CacheNoPrefetchFlag = cli.BoolFlag{
Name: "cache.noprefetch",
Usage: "Disable heuristic state prefetch during block import (less CPU and disk IO, more time waiting for data)",
}
CachePreimagesFlag = cli.BoolFlag{
Name: "cache.preimages",
Usage: "Enable recording the SHA3/keccak preimages of trie keys",
}
FDLimitFlag = cli.IntFlag{
Name: "fdlimit",
Usage: "Raise the open file descriptor resource limit (default = system fd limit)",
}
// Miner settings
MiningEnabledFlag = cli.BoolFlag{
Name: "mine",
Usage: "Enable mining",
}
MinerThreadsFlag = cli.IntFlag{
Name: "miner.threads",
Usage: "Number of CPU threads to use for mining",
Value: 0,
}
MinerNotifyFlag = cli.StringFlag{
Name: "miner.notify",
Usage: "Comma separated HTTP URL list to notify of new work packages",
}
MinerNotifyFullFlag = cli.BoolFlag{
Name: "miner.notify.full",
Usage: "Notify with pending block headers instead of work packages",
}
MinerGasLimitFlag = cli.Uint64Flag{
Name: "miner.gaslimit",
Usage: "Target gas ceiling for mined blocks",
Value: ethconfig.Defaults.Miner.GasCeil,
}
MinerGasPriceFlag = BigFlag{
Name: "miner.gasprice",
Usage: "Minimum gas price for mining a transaction",
Value: ethconfig.Defaults.Miner.GasPrice,
}
MinerEtherbaseFlag = cli.StringFlag{
Name: "miner.etherbase",
Usage: "Public address for block mining rewards (default = first account)",
Value: "0",
}
MinerExtraDataFlag = cli.StringFlag{
Name: "miner.extradata",
Usage: "Block extra data set by the miner (default = client version)",
}
MinerRecommitIntervalFlag = cli.DurationFlag{
Name: "miner.recommit",
Usage: "Time interval to recreate the block being mined",
Value: ethconfig.Defaults.Miner.Recommit,
}
MinerNoVerifyFlag = cli.BoolFlag{
Name: "miner.noverify",
Usage: "Disable remote sealing verification",
}
// Account settings
UnlockedAccountFlag = cli.StringFlag{
Name: "unlock",
Usage: "Comma separated list of accounts to unlock",
Value: "",
}
PasswordFileFlag = cli.StringFlag{
Name: "password",
Usage: "Password file to use for non-interactive password input",
Value: "",
}
ExternalSignerFlag = cli.StringFlag{
Name: "signer",
Usage: "External signer (url or path to ipc file)",
Value: "",
}
VMEnableDebugFlag = cli.BoolFlag{
Name: "vmdebug",
Usage: "Record information useful for VM and contract debugging",
}
InsecureUnlockAllowedFlag = cli.BoolFlag{
Name: "allow-insecure-unlock",
Usage: "Allow insecure account unlocking when account-related RPCs are exposed by http",
}
RPCGlobalGasCapFlag = cli.Uint64Flag{
Name: "rpc.gascap",
Usage: "Sets a cap on gas that can be used in eth_call/estimateGas (0=infinite)",
Value: ethconfig.Defaults.RPCGasCap,
}
RPCGlobalEVMTimeoutFlag = cli.DurationFlag{
Name: "rpc.evmtimeout",
Usage: "Sets a timeout used for eth_call (0=infinite)",
Value: ethconfig.Defaults.RPCEVMTimeout,
}
RPCGlobalTxFeeCapFlag = cli.Float64Flag{
Name: "rpc.txfeecap",
Usage: "Sets a cap on transaction fee (in ether) that can be sent via the RPC APIs (0 = no cap)",
Value: ethconfig.Defaults.RPCTxFeeCap,
}
// Authenticated RPC HTTP settings
AuthListenFlag = cli.StringFlag{
Name: "authrpc.addr",
Usage: "Listening address for authenticated APIs",
Value: node.DefaultConfig.AuthAddr,
}
AuthPortFlag = cli.IntFlag{
Name: "authrpc.port",
Usage: "Listening port for authenticated APIs",
Value: node.DefaultConfig.AuthPort,
}
AuthVirtualHostsFlag = cli.StringFlag{
Name: "authrpc.vhosts",
Usage: "Comma separated list of virtual hostnames from which to accept requests (server enforced). Accepts '*' wildcard.",
Value: strings.Join(node.DefaultConfig.AuthVirtualHosts, ","),
}
JWTSecretFlag = cli.StringFlag{
Name: "authrpc.jwtsecret",
Usage: "Path to a JWT secret to use for authenticated RPC endpoints",
}
// Logging and debug settings
EthStatsURLFlag = cli.StringFlag{
Name: "ethstats",
Usage: "Reporting URL of a ethstats service (nodename:secret@host:port)",
}
FakePoWFlag = cli.BoolFlag{
Name: "fakepow",
Usage: "Disables proof-of-work verification",
}
NoCompactionFlag = cli.BoolFlag{
Name: "nocompaction",
Usage: "Disables db compaction after import",
}
// RPC settings
IPCDisabledFlag = cli.BoolFlag{
Name: "ipcdisable",
Usage: "Disable the IPC-RPC server",
}
IPCPathFlag = DirectoryFlag{
Name: "ipcpath",
Usage: "Filename for IPC socket/pipe within the datadir (explicit paths escape it)",
}
HTTPEnabledFlag = cli.BoolFlag{
Name: "http",
Usage: "Enable the HTTP-RPC server",
}
HTTPListenAddrFlag = cli.StringFlag{
Name: "http.addr",
Usage: "HTTP-RPC server listening interface",
Value: node.DefaultHTTPHost,
}
HTTPPortFlag = cli.IntFlag{
Name: "http.port",
Usage: "HTTP-RPC server listening port",
Value: node.DefaultHTTPPort,
}
HTTPCORSDomainFlag = cli.StringFlag{
Name: "http.corsdomain",
Usage: "Comma separated list of domains from which to accept cross origin requests (browser enforced)",
Value: "",
}
HTTPVirtualHostsFlag = cli.StringFlag{
Name: "http.vhosts",
Usage: "Comma separated list of virtual hostnames from which to accept requests (server enforced). Accepts '*' wildcard.",
Value: strings.Join(node.DefaultConfig.HTTPVirtualHosts, ","),
}
HTTPApiFlag = cli.StringFlag{
Name: "http.api",
Usage: "API's offered over the HTTP-RPC interface",
Value: "",
}
HTTPPathPrefixFlag = cli.StringFlag{
Name: "http.rpcprefix",
Usage: "HTTP path path prefix on which JSON-RPC is served. Use '/' to serve on all paths.",
Value: "",
}
GraphQLEnabledFlag = cli.BoolFlag{
Name: "graphql",
Usage: "Enable GraphQL on the HTTP-RPC server. Note that GraphQL can only be started if an HTTP server is started as well.",
}
GraphQLCORSDomainFlag = cli.StringFlag{
Name: "graphql.corsdomain",
Usage: "Comma separated list of domains from which to accept cross origin requests (browser enforced)",
Value: "",
}
GraphQLVirtualHostsFlag = cli.StringFlag{
Name: "graphql.vhosts",
Usage: "Comma separated list of virtual hostnames from which to accept requests (server enforced). Accepts '*' wildcard.",
Value: strings.Join(node.DefaultConfig.GraphQLVirtualHosts, ","),
}
WSEnabledFlag = cli.BoolFlag{
Name: "ws",
Usage: "Enable the WS-RPC server",
}
WSListenAddrFlag = cli.StringFlag{
Name: "ws.addr",
Usage: "WS-RPC server listening interface",
Value: node.DefaultWSHost,
}
WSPortFlag = cli.IntFlag{
Name: "ws.port",
Usage: "WS-RPC server listening port",
Value: node.DefaultWSPort,
}
WSApiFlag = cli.StringFlag{
Name: "ws.api",
Usage: "API's offered over the WS-RPC interface",
Value: "",
}
WSAllowedOriginsFlag = cli.StringFlag{
Name: "ws.origins",
Usage: "Origins from which to accept websockets requests",
Value: "",
}
WSPathPrefixFlag = cli.StringFlag{
Name: "ws.rpcprefix",
Usage: "HTTP path prefix on which JSON-RPC is served. Use '/' to serve on all paths.",
Value: "",
}
ExecFlag = cli.StringFlag{
Name: "exec",
Usage: "Execute JavaScript statement",
}
PreloadJSFlag = cli.StringFlag{
Name: "preload",
Usage: "Comma separated list of JavaScript files to preload into the console",
}
AllowUnprotectedTxs = cli.BoolFlag{
Name: "rpc.allow-unprotected-txs",
Usage: "Allow for unprotected (non EIP155 signed) transactions to be submitted via RPC",
}
// Network Settings
MaxPeersFlag = cli.IntFlag{
Name: "maxpeers",
Usage: "Maximum number of network peers (network disabled if set to 0)",
Value: node.DefaultConfig.P2P.MaxPeers,
}
MaxPendingPeersFlag = cli.IntFlag{
Name: "maxpendpeers",
Usage: "Maximum number of pending connection attempts (defaults used if set to 0)",
Value: node.DefaultConfig.P2P.MaxPendingPeers,
}
ListenPortFlag = cli.IntFlag{
Name: "port",
Usage: "Network listening port",
Value: 30303,
}
BootnodesFlag = cli.StringFlag{
Name: "bootnodes",
Usage: "Comma 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:)",
Value: "any",
}
NoDiscoverFlag = cli.BoolFlag{
Name: "nodiscover",
Usage: "Disables the peer discovery mechanism (manual peer addition)",
}
DiscoveryV5Flag = cli.BoolFlag{
Name: "v5disc",
Usage: "Enables the experimental RLPx V5 (Topic Discovery) mechanism",
}
NetrestrictFlag = cli.StringFlag{
Name: "netrestrict",
Usage: "Restricts network communication to the given IP networks (CIDR masks)",
}
DNSDiscoveryFlag = cli.StringFlag{
Name: "discovery.dns",
Usage: "Sets DNS discovery entry points (use \"\" to disable DNS)",
}
// ATM the url is left to the user and deployment to
JSpathFlag = DirectoryFlag{
Name: "jspath",
Usage: "JavaScript root path for `loadScript`",
Value: DirectoryString("."),
}
// Gas price oracle settings
GpoBlocksFlag = cli.IntFlag{
Name: "gpo.blocks",
Usage: "Number of recent blocks to check for gas prices",
Value: ethconfig.Defaults.GPO.Blocks,
}
GpoPercentileFlag = cli.IntFlag{
Name: "gpo.percentile",
Usage: "Suggested gas price is the given percentile of a set of recent transaction gas prices",
Value: ethconfig.Defaults.GPO.Percentile,
}
GpoMaxGasPriceFlag = cli.Int64Flag{
Name: "gpo.maxprice",
Usage: "Maximum transaction priority fee (or gasprice before London fork) to be recommended by gpo",
Value: ethconfig.Defaults.GPO.MaxPrice.Int64(),
}
GpoIgnoreGasPriceFlag = cli.Int64Flag{
Name: "gpo.ignoreprice",
Usage: "Gas price below which gpo will ignore transactions",
Value: ethconfig.Defaults.GPO.IgnorePrice.Int64(),
}
// Metrics flags
MetricsEnabledFlag = cli.BoolFlag{
Name: "metrics",
Usage: "Enable metrics collection and reporting",
}
MetricsEnabledExpensiveFlag = cli.BoolFlag{
Name: "metrics.expensive",
Usage: "Enable expensive metrics collection and reporting",
}
// MetricsHTTPFlag defines the endpoint for a stand-alone metrics HTTP endpoint.
// Since the pprof service enables sensitive/vulnerable behavior, this allows a user
// to enable a public-OK metrics endpoint without having to worry about ALSO exposing
// other profiling behavior or information.
MetricsHTTPFlag = cli.StringFlag{
Name: "metrics.addr",
Usage: "Enable stand-alone metrics HTTP server listening interface",
Value: metrics.DefaultConfig.HTTP,
}
MetricsPortFlag = cli.IntFlag{
Name: "metrics.port",
Usage: "Metrics HTTP server listening port",
Value: metrics.DefaultConfig.Port,
}
MetricsEnableInfluxDBFlag = cli.BoolFlag{
Name: "metrics.influxdb",
Usage: "Enable metrics export/push to an external InfluxDB database",
}
MetricsInfluxDBEndpointFlag = cli.StringFlag{
Name: "metrics.influxdb.endpoint",
Usage: "InfluxDB API endpoint to report metrics to",
Value: metrics.DefaultConfig.InfluxDBEndpoint,
}
MetricsInfluxDBDatabaseFlag = cli.StringFlag{
Name: "metrics.influxdb.database",
Usage: "InfluxDB database name to push reported metrics to",
Value: metrics.DefaultConfig.InfluxDBDatabase,
}
MetricsInfluxDBUsernameFlag = cli.StringFlag{
Name: "metrics.influxdb.username",
Usage: "Username to authorize access to the database",
Value: metrics.DefaultConfig.InfluxDBUsername,
}
MetricsInfluxDBPasswordFlag = cli.StringFlag{
Name: "metrics.influxdb.password",
Usage: "Password to authorize access to the database",
Value: metrics.DefaultConfig.InfluxDBPassword,
}
// Tags are part of every measurement sent to InfluxDB. Queries on tags are faster in InfluxDB.
// For example `host` tag could be used so that we can group all nodes and average a measurement
// across all of them, but also so that we can select a specific node and inspect its measurements.
// https://docs.influxdata.com/influxdb/v1.4/concepts/key_concepts/#tag-key
MetricsInfluxDBTagsFlag = cli.StringFlag{
Name: "metrics.influxdb.tags",
Usage: "Comma-separated InfluxDB tags (key/values) attached to all measurements",
Value: metrics.DefaultConfig.InfluxDBTags,
}
MetricsEnableInfluxDBV2Flag = cli.BoolFlag{
Name: "metrics.influxdbv2",
Usage: "Enable metrics export/push to an external InfluxDB v2 database",
}
MetricsInfluxDBTokenFlag = cli.StringFlag{
Name: "metrics.influxdb.token",
Usage: "Token to authorize access to the database (v2 only)",
Value: metrics.DefaultConfig.InfluxDBToken,
}
MetricsInfluxDBBucketFlag = cli.StringFlag{
Name: "metrics.influxdb.bucket",
Usage: "InfluxDB bucket name to push reported metrics to (v2 only)",
Value: metrics.DefaultConfig.InfluxDBBucket,
}
MetricsInfluxDBOrganizationFlag = cli.StringFlag{
Name: "metrics.influxdb.organization",
Usage: "InfluxDB organization name (v2 only)",
Value: metrics.DefaultConfig.InfluxDBOrganization,
}
)
var (
// TestnetFlags is the flag group of all built-in supported testnets.
TestnetFlags = []cli.Flag{
RopstenFlag,
RinkebyFlag,
GoerliFlag,
SepoliaFlag,
KilnFlag,
}
// NetworkFlags is the flag group of all built-in supported networks.
NetworkFlags = append([]cli.Flag{
MainnetFlag,
}, TestnetFlags...)
// DatabasePathFlags is the flag group of all database path flags.
DatabasePathFlags = []cli.Flag{
DataDirFlag,
AncientFlag,
}
)
// GroupFlags combines the given flag slices together and returns the merged one.
func GroupFlags(groups ...[]cli.Flag) []cli.Flag {
var ret []cli.Flag
for _, group := range groups {
ret = append(ret, group...)
}
return ret
}
// MakeDataDir retrieves the currently requested data directory, terminating
// if none (or the empty string) is specified. If the node is starting a testnet,
// then a subdirectory of the specified datadir will be used.
func MakeDataDir(ctx *cli.Context) string {
if path := ctx.GlobalString(DataDirFlag.Name); path != "" {
if ctx.GlobalBool(RopstenFlag.Name) {
// Maintain compatibility with older Geth configurations storing the
// Ropsten database in `testnet` instead of `ropsten`.
return filepath.Join(path, "ropsten")
}
if ctx.GlobalBool(RinkebyFlag.Name) {
return filepath.Join(path, "rinkeby")
}
if ctx.GlobalBool(GoerliFlag.Name) {
return filepath.Join(path, "goerli")
}
if ctx.GlobalBool(SepoliaFlag.Name) {
return filepath.Join(path, "sepolia")
}
if ctx.GlobalBool(KilnFlag.Name) {
return filepath.Join(path, "kiln")
}
return path
}
Fatalf("Cannot determine default data directory, please set manually (--datadir)")
return ""
}
// setNodeKey creates a node key from set command line flags, either loading it
// from a file or as a specified hex value. If neither flags were provided, this
// method returns nil and an emphemeral key is to be generated.
func setNodeKey(ctx *cli.Context, cfg *p2p.Config) {
var (
hex = ctx.GlobalString(NodeKeyHexFlag.Name)
file = ctx.GlobalString(NodeKeyFileFlag.Name)
key *ecdsa.PrivateKey
err error
)
switch {
case file != "" && hex != "":
Fatalf("Options %q and %q are mutually exclusive", NodeKeyFileFlag.Name, NodeKeyHexFlag.Name)
case file != "":
if key, err = crypto.LoadECDSA(file); err != nil {
Fatalf("Option %q: %v", NodeKeyFileFlag.Name, err)
}
cfg.PrivateKey = key
case hex != "":
if key, err = crypto.HexToECDSA(hex); err != nil {
Fatalf("Option %q: %v", NodeKeyHexFlag.Name, err)
}
cfg.PrivateKey = key
}
}
// setNodeUserIdent creates the user identifier from CLI flags.
func setNodeUserIdent(ctx *cli.Context, cfg *node.Config) {
if identity := ctx.GlobalString(IdentityFlag.Name); len(identity) > 0 {
cfg.UserIdent = identity
}
}
// setBootstrapNodes creates a list of bootstrap nodes from the command line
// flags, reverting to pre-configured ones if none have been specified.
func setBootstrapNodes(ctx *cli.Context, cfg *p2p.Config) {
urls := params.MainnetBootnodes
switch {
case ctx.GlobalIsSet(BootnodesFlag.Name):
urls = SplitAndTrim(ctx.GlobalString(BootnodesFlag.Name))
case ctx.GlobalBool(RopstenFlag.Name):
urls = params.RopstenBootnodes
case ctx.GlobalBool(SepoliaFlag.Name):
urls = params.SepoliaBootnodes
case ctx.GlobalBool(RinkebyFlag.Name):
urls = params.RinkebyBootnodes
case ctx.GlobalBool(GoerliFlag.Name):
urls = params.GoerliBootnodes
case ctx.GlobalBool(KilnFlag.Name):
urls = params.KilnBootnodes
case cfg.BootstrapNodes != nil:
return // already set, don't apply defaults.
}
cfg.BootstrapNodes = make([]*enode.Node, 0, len(urls))
for _, url := range urls {
if url != "" {
node, err := enode.Parse(enode.ValidSchemes, url)
if err != nil {
log.Crit("Bootstrap URL invalid", "enode", url, "err", err)
continue
}
cfg.BootstrapNodes = append(cfg.BootstrapNodes, node)
}
}
}
// setBootstrapNodesV5 creates a list of bootstrap nodes from the command line
// flags, reverting to pre-configured ones if none have been specified.
func setBootstrapNodesV5(ctx *cli.Context, cfg *p2p.Config) {
urls := params.V5Bootnodes
switch {
case ctx.GlobalIsSet(BootnodesFlag.Name):
urls = SplitAndTrim(ctx.GlobalString(BootnodesFlag.Name))
case cfg.BootstrapNodesV5 != nil:
return // already set, don't apply defaults.
}
cfg.BootstrapNodesV5 = make([]*enode.Node, 0, len(urls))
for _, url := range urls {
if url != "" {
node, err := enode.Parse(enode.ValidSchemes, url)
if err != nil {
log.Error("Bootstrap URL invalid", "enode", url, "err", err)
continue
}
cfg.BootstrapNodesV5 = append(cfg.BootstrapNodesV5, node)
}
}
}
// setListenAddress creates a TCP listening address string from set command
// line flags.
func setListenAddress(ctx *cli.Context, cfg *p2p.Config) {
if ctx.GlobalIsSet(ListenPortFlag.Name) {
cfg.ListenAddr = fmt.Sprintf(":%d", ctx.GlobalInt(ListenPortFlag.Name))
}
}
// setNAT creates a port mapper from command line flags.
func setNAT(ctx *cli.Context, cfg *p2p.Config) {
if ctx.GlobalIsSet(NATFlag.Name) {
natif, err := nat.Parse(ctx.GlobalString(NATFlag.Name))
if err != nil {
Fatalf("Option %s: %v", NATFlag.Name, err)
}
cfg.NAT = natif
}
}
// SplitAndTrim splits input separated by a comma
// and trims excessive white space from the substrings.
func SplitAndTrim(input string) (ret []string) {
l := strings.Split(input, ",")
for _, r := range l {
if r = strings.TrimSpace(r); r != "" {
ret = append(ret, r)
}
}
return ret
}
// setHTTP creates the HTTP RPC listener interface string from the set
// command line flags, returning empty if the HTTP endpoint is disabled.
func setHTTP(ctx *cli.Context, cfg *node.Config) {
if ctx.GlobalBool(HTTPEnabledFlag.Name) && cfg.HTTPHost == "" {
cfg.HTTPHost = "127.0.0.1"
if ctx.GlobalIsSet(HTTPListenAddrFlag.Name) {
cfg.HTTPHost = ctx.GlobalString(HTTPListenAddrFlag.Name)
}
}
if ctx.GlobalIsSet(HTTPPortFlag.Name) {
cfg.HTTPPort = ctx.GlobalInt(HTTPPortFlag.Name)
}
if ctx.GlobalIsSet(AuthListenFlag.Name) {
cfg.AuthAddr = ctx.GlobalString(AuthListenFlag.Name)
}
if ctx.GlobalIsSet(AuthPortFlag.Name) {
cfg.AuthPort = ctx.GlobalInt(AuthPortFlag.Name)
}
if ctx.GlobalIsSet(AuthVirtualHostsFlag.Name) {
cfg.AuthVirtualHosts = SplitAndTrim(ctx.GlobalString(AuthVirtualHostsFlag.Name))
}
if ctx.GlobalIsSet(HTTPCORSDomainFlag.Name) {
cfg.HTTPCors = SplitAndTrim(ctx.GlobalString(HTTPCORSDomainFlag.Name))
}
if ctx.GlobalIsSet(HTTPApiFlag.Name) {
cfg.HTTPModules = SplitAndTrim(ctx.GlobalString(HTTPApiFlag.Name))
}
if ctx.GlobalIsSet(HTTPVirtualHostsFlag.Name) {
cfg.HTTPVirtualHosts = SplitAndTrim(ctx.GlobalString(HTTPVirtualHostsFlag.Name))
}
if ctx.GlobalIsSet(HTTPPathPrefixFlag.Name) {
cfg.HTTPPathPrefix = ctx.GlobalString(HTTPPathPrefixFlag.Name)
}
if ctx.GlobalIsSet(AllowUnprotectedTxs.Name) {
cfg.AllowUnprotectedTxs = ctx.GlobalBool(AllowUnprotectedTxs.Name)
}
}
// setGraphQL creates the GraphQL listener interface string from the set
// command line flags, returning empty if the GraphQL endpoint is disabled.
func setGraphQL(ctx *cli.Context, cfg *node.Config) {
if ctx.GlobalIsSet(GraphQLCORSDomainFlag.Name) {
cfg.GraphQLCors = SplitAndTrim(ctx.GlobalString(GraphQLCORSDomainFlag.Name))
}
if ctx.GlobalIsSet(GraphQLVirtualHostsFlag.Name) {
cfg.GraphQLVirtualHosts = SplitAndTrim(ctx.GlobalString(GraphQLVirtualHostsFlag.Name))
}
}
// setWS creates the WebSocket RPC listener interface string from the set
// command line flags, returning empty if the HTTP endpoint is disabled.
func setWS(ctx *cli.Context, cfg *node.Config) {
if ctx.GlobalBool(WSEnabledFlag.Name) && cfg.WSHost == "" {
cfg.WSHost = "127.0.0.1"
if ctx.GlobalIsSet(WSListenAddrFlag.Name) {
cfg.WSHost = ctx.GlobalString(WSListenAddrFlag.Name)
}
}
if ctx.GlobalIsSet(WSPortFlag.Name) {
cfg.WSPort = ctx.GlobalInt(WSPortFlag.Name)
}
if ctx.GlobalIsSet(WSAllowedOriginsFlag.Name) {
cfg.WSOrigins = SplitAndTrim(ctx.GlobalString(WSAllowedOriginsFlag.Name))
}
if ctx.GlobalIsSet(WSApiFlag.Name) {
cfg.WSModules = SplitAndTrim(ctx.GlobalString(WSApiFlag.Name))
}
if ctx.GlobalIsSet(WSPathPrefixFlag.Name) {
cfg.WSPathPrefix = ctx.GlobalString(WSPathPrefixFlag.Name)
}
}
// setIPC creates an IPC path configuration from the set command line flags,
// returning an empty string if IPC was explicitly disabled, or the set path.
func setIPC(ctx *cli.Context, cfg *node.Config) {
CheckExclusive(ctx, IPCDisabledFlag, IPCPathFlag)
switch {
case ctx.GlobalBool(IPCDisabledFlag.Name):
cfg.IPCPath = ""
case ctx.GlobalIsSet(IPCPathFlag.Name):
cfg.IPCPath = ctx.GlobalString(IPCPathFlag.Name)
}
}
// setLes configures the les server and ultra light client settings from the command line flags.
func setLes(ctx *cli.Context, cfg *ethconfig.Config) {
if ctx.GlobalIsSet(LightServeFlag.Name) {
cfg.LightServ = ctx.GlobalInt(LightServeFlag.Name)
}
if ctx.GlobalIsSet(LightIngressFlag.Name) {
cfg.LightIngress = ctx.GlobalInt(LightIngressFlag.Name)
}
if ctx.GlobalIsSet(LightEgressFlag.Name) {
cfg.LightEgress = ctx.GlobalInt(LightEgressFlag.Name)
}
if ctx.GlobalIsSet(LightMaxPeersFlag.Name) {
cfg.LightPeers = ctx.GlobalInt(LightMaxPeersFlag.Name)
}
if ctx.GlobalIsSet(UltraLightServersFlag.Name) {
cfg.UltraLightServers = strings.Split(ctx.GlobalString(UltraLightServersFlag.Name), ",")
}
if ctx.GlobalIsSet(UltraLightFractionFlag.Name) {
cfg.UltraLightFraction = ctx.GlobalInt(UltraLightFractionFlag.Name)
}
if cfg.UltraLightFraction <= 0 && cfg.UltraLightFraction > 100 {
log.Error("Ultra light fraction is invalid", "had", cfg.UltraLightFraction, "updated", ethconfig.Defaults.UltraLightFraction)
cfg.UltraLightFraction = ethconfig.Defaults.UltraLightFraction
}
if ctx.GlobalIsSet(UltraLightOnlyAnnounceFlag.Name) {
cfg.UltraLightOnlyAnnounce = ctx.GlobalBool(UltraLightOnlyAnnounceFlag.Name)
}
if ctx.GlobalIsSet(LightNoPruneFlag.Name) {
cfg.LightNoPrune = ctx.GlobalBool(LightNoPruneFlag.Name)
}
if ctx.GlobalIsSet(LightNoSyncServeFlag.Name) {
cfg.LightNoSyncServe = ctx.GlobalBool(LightNoSyncServeFlag.Name)
}
}
// MakeDatabaseHandles raises out the number of allowed file handles per process
// for Geth and returns half of the allowance to assign to the database.
func MakeDatabaseHandles(max int) int {
limit, err := fdlimit.Maximum()
if err != nil {
Fatalf("Failed to retrieve file descriptor allowance: %v", err)
}
switch {
case max == 0:
// User didn't specify a meaningful value, use system limits
case max < 128:
// User specified something unhealthy, just use system defaults
log.Error("File descriptor limit invalid (<128)", "had", max, "updated", limit)
case max > limit:
// User requested more than the OS allows, notify that we can't allocate it
log.Warn("Requested file descriptors denied by OS", "req", max, "limit", limit)
default:
// User limit is meaningful and within allowed range, use that
limit = max
}
raised, err := fdlimit.Raise(uint64(limit))
if err != nil {
Fatalf("Failed to raise file descriptor allowance: %v", err)
}
return int(raised / 2) // Leave half for networking and other stuff
}
// MakeAddress converts an account specified directly as a hex encoded string or
// a key index in the key store to an internal account representation.
func MakeAddress(ks *keystore.KeyStore, account string) (accounts.Account, error) {
// If the specified account is a valid address, return it
if common.IsHexAddress(account) {
return accounts.Account{Address: common.HexToAddress(account)}, nil
}
// Otherwise try to interpret the account as a keystore index
index, err := strconv.Atoi(account)
if err != nil || index < 0 {
return accounts.Account{}, fmt.Errorf("invalid account address or index %q", account)
}
log.Warn("-------------------------------------------------------------------")
log.Warn("Referring to accounts by order in the keystore folder is dangerous!")
log.Warn("This functionality is deprecated and will be removed in the future!")
log.Warn("Please use explicit addresses! (can search via `geth account list`)")
log.Warn("-------------------------------------------------------------------")
accs := ks.Accounts()
if len(accs) <= index {
return accounts.Account{}, fmt.Errorf("index %d higher than number of accounts %d", index, len(accs))
}
return accs[index], nil
}
// setEtherbase retrieves the etherbase either from the directly specified
// command line flags or from the keystore if CLI indexed.
func setEtherbase(ctx *cli.Context, ks *keystore.KeyStore, cfg *ethconfig.Config) {
// Extract the current etherbase
var etherbase string
if ctx.GlobalIsSet(MinerEtherbaseFlag.Name) {
etherbase = ctx.GlobalString(MinerEtherbaseFlag.Name)
}
// Convert the etherbase into an address and configure it
if etherbase != "" {
if ks != nil {
account, err := MakeAddress(ks, etherbase)
if err != nil {
Fatalf("Invalid miner etherbase: %v", err)
}
cfg.Miner.Etherbase = account.Address
} else {
Fatalf("No etherbase configured")
}
}
}
// MakePasswordList reads password lines from the file specified by the global --password flag.
func MakePasswordList(ctx *cli.Context) []string {
path := ctx.GlobalString(PasswordFileFlag.Name)
if path == "" {
return nil
}
text, err := ioutil.ReadFile(path)
if err != nil {
Fatalf("Failed to read password file: %v", err)
}
lines := strings.Split(string(text), "\n")
// Sanitise DOS line endings.
for i := range lines {
lines[i] = strings.TrimRight(lines[i], "\r")
}
return lines
}
func SetP2PConfig(ctx *cli.Context, cfg *p2p.Config) {
setNodeKey(ctx, cfg)
setNAT(ctx, cfg)
setListenAddress(ctx, cfg)
setBootstrapNodes(ctx, cfg)
setBootstrapNodesV5(ctx, cfg)
lightClient := ctx.GlobalString(SyncModeFlag.Name) == "light"
lightServer := (ctx.GlobalInt(LightServeFlag.Name) != 0)
lightPeers := ctx.GlobalInt(LightMaxPeersFlag.Name)
if lightClient && !ctx.GlobalIsSet(LightMaxPeersFlag.Name) {
// dynamic default - for clients we use 1/10th of the default for servers
lightPeers /= 10
}
if ctx.GlobalIsSet(MaxPeersFlag.Name) {
cfg.MaxPeers = ctx.GlobalInt(MaxPeersFlag.Name)
if lightServer && !ctx.GlobalIsSet(LightMaxPeersFlag.Name) {
cfg.MaxPeers += lightPeers
}
} else {
if lightServer {
cfg.MaxPeers += lightPeers
}
if lightClient && ctx.GlobalIsSet(LightMaxPeersFlag.Name) && cfg.MaxPeers < lightPeers {
cfg.MaxPeers = lightPeers
}
}
if !(lightClient || lightServer) {
lightPeers = 0
}
ethPeers := cfg.MaxPeers - lightPeers
if lightClient {
ethPeers = 0
}
log.Info("Maximum peer count", "ETH", ethPeers, "LES", lightPeers, "total", cfg.MaxPeers)
if ctx.GlobalIsSet(MaxPendingPeersFlag.Name) {
cfg.MaxPendingPeers = ctx.GlobalInt(MaxPendingPeersFlag.Name)
}
if ctx.GlobalIsSet(NoDiscoverFlag.Name) || lightClient {
cfg.NoDiscovery = true
}
// if we're running a light client or server, force enable the v5 peer discovery
// unless it is explicitly disabled with --nodiscover note that explicitly specifying
// --v5disc overrides --nodiscover, in which case the later only disables v4 discovery
forceV5Discovery := (lightClient || lightServer) && !ctx.GlobalBool(NoDiscoverFlag.Name)
if ctx.GlobalIsSet(DiscoveryV5Flag.Name) {
cfg.DiscoveryV5 = ctx.GlobalBool(DiscoveryV5Flag.Name)
} else if forceV5Discovery {
cfg.DiscoveryV5 = true
}
if netrestrict := ctx.GlobalString(NetrestrictFlag.Name); netrestrict != "" {
list, err := netutil.ParseNetlist(netrestrict)
if err != nil {
Fatalf("Option %q: %v", NetrestrictFlag.Name, err)
}
cfg.NetRestrict = list
}
if ctx.GlobalBool(DeveloperFlag.Name) {
// --dev mode can't use p2p networking.
cfg.MaxPeers = 0
cfg.ListenAddr = ""
cfg.NoDial = true
cfg.NoDiscovery = true
cfg.DiscoveryV5 = false
}
}
// SetNodeConfig applies node-related command line flags to the config.
func SetNodeConfig(ctx *cli.Context, cfg *node.Config) {
SetP2PConfig(ctx, &cfg.P2P)
setIPC(ctx, cfg)
setHTTP(ctx, cfg)
setGraphQL(ctx, cfg)
setWS(ctx, cfg)
setNodeUserIdent(ctx, cfg)
setDataDir(ctx, cfg)
setSmartCard(ctx, cfg)
if ctx.GlobalIsSet(JWTSecretFlag.Name) {
cfg.JWTSecret = ctx.GlobalString(JWTSecretFlag.Name)
}
if ctx.GlobalIsSet(ExternalSignerFlag.Name) {
cfg.ExternalSigner = ctx.GlobalString(ExternalSignerFlag.Name)
}
if ctx.GlobalIsSet(KeyStoreDirFlag.Name) {
cfg.KeyStoreDir = ctx.GlobalString(KeyStoreDirFlag.Name)
}
if ctx.GlobalIsSet(DeveloperFlag.Name) {
cfg.UseLightweightKDF = true
}
if ctx.GlobalIsSet(LightKDFFlag.Name) {
cfg.UseLightweightKDF = ctx.GlobalBool(LightKDFFlag.Name)
}
if ctx.GlobalIsSet(NoUSBFlag.Name) || cfg.NoUSB {
log.Warn("Option nousb is deprecated and USB is deactivated by default. Use --usb to enable")
}
if ctx.GlobalIsSet(USBFlag.Name) {
cfg.USB = ctx.GlobalBool(USBFlag.Name)
}
if ctx.GlobalIsSet(InsecureUnlockAllowedFlag.Name) {
cfg.InsecureUnlockAllowed = ctx.GlobalBool(InsecureUnlockAllowedFlag.Name)
}
}
func setSmartCard(ctx *cli.Context, cfg *node.Config) {
// Skip enabling smartcards if no path is set
path := ctx.GlobalString(SmartCardDaemonPathFlag.Name)
if path == "" {
return
}
// Sanity check that the smartcard path is valid
fi, err := os.Stat(path)
if err != nil {
log.Info("Smartcard socket not found, disabling", "err", err)
return
}
if fi.Mode()&os.ModeType != os.ModeSocket {
log.Error("Invalid smartcard daemon path", "path", path, "type", fi.Mode().String())
return
}
// Smartcard daemon path exists and is a socket, enable it
cfg.SmartCardDaemonPath = path
}
func setDataDir(ctx *cli.Context, cfg *node.Config) {
switch {
case ctx.GlobalIsSet(DataDirFlag.Name):
cfg.DataDir = ctx.GlobalString(DataDirFlag.Name)
case ctx.GlobalBool(DeveloperFlag.Name):
cfg.DataDir = "" // unless explicitly requested, use memory databases
case ctx.GlobalBool(RopstenFlag.Name) && cfg.DataDir == node.DefaultDataDir():
// Maintain compatibility with older Geth configurations storing the
// Ropsten database in `testnet` instead of `ropsten`.
legacyPath := filepath.Join(node.DefaultDataDir(), "testnet")
if common.FileExist(legacyPath) {
log.Warn("Using the deprecated `testnet` datadir. Future versions will store the Ropsten chain in `ropsten`.")
cfg.DataDir = legacyPath
} else {
cfg.DataDir = filepath.Join(node.DefaultDataDir(), "ropsten")
}
cfg.DataDir = filepath.Join(node.DefaultDataDir(), "ropsten")
case ctx.GlobalBool(RinkebyFlag.Name) && cfg.DataDir == node.DefaultDataDir():
cfg.DataDir = filepath.Join(node.DefaultDataDir(), "rinkeby")
case ctx.GlobalBool(GoerliFlag.Name) && cfg.DataDir == node.DefaultDataDir():
cfg.DataDir = filepath.Join(node.DefaultDataDir(), "goerli")
case ctx.GlobalBool(SepoliaFlag.Name) && cfg.DataDir == node.DefaultDataDir():
cfg.DataDir = filepath.Join(node.DefaultDataDir(), "sepolia")
case ctx.GlobalBool(KilnFlag.Name) && cfg.DataDir == node.DefaultDataDir():
cfg.DataDir = filepath.Join(node.DefaultDataDir(), "kiln")
}
}
func setGPO(ctx *cli.Context, cfg *gasprice.Config, light bool) {
// If we are running the light client, apply another group
// settings for gas oracle.
if light {
*cfg = ethconfig.LightClientGPO
}
if ctx.GlobalIsSet(GpoBlocksFlag.Name) {
cfg.Blocks = ctx.GlobalInt(GpoBlocksFlag.Name)
}
if ctx.GlobalIsSet(GpoPercentileFlag.Name) {
cfg.Percentile = ctx.GlobalInt(GpoPercentileFlag.Name)
}
if ctx.GlobalIsSet(GpoMaxGasPriceFlag.Name) {
cfg.MaxPrice = big.NewInt(ctx.GlobalInt64(GpoMaxGasPriceFlag.Name))
}
if ctx.GlobalIsSet(GpoIgnoreGasPriceFlag.Name) {
cfg.IgnorePrice = big.NewInt(ctx.GlobalInt64(GpoIgnoreGasPriceFlag.Name))
}
}
func setTxPool(ctx *cli.Context, cfg *core.TxPoolConfig) {
if ctx.GlobalIsSet(TxPoolLocalsFlag.Name) {
locals := strings.Split(ctx.GlobalString(TxPoolLocalsFlag.Name), ",")
for _, account := range locals {
if trimmed := strings.TrimSpace(account); !common.IsHexAddress(trimmed) {
Fatalf("Invalid account in --txpool.locals: %s", trimmed)
} else {
cfg.Locals = append(cfg.Locals, common.HexToAddress(account))
}
}
}
if ctx.GlobalIsSet(TxPoolNoLocalsFlag.Name) {
cfg.NoLocals = ctx.GlobalBool(TxPoolNoLocalsFlag.Name)
}
if ctx.GlobalIsSet(TxPoolJournalFlag.Name) {
cfg.Journal = ctx.GlobalString(TxPoolJournalFlag.Name)
}
if ctx.GlobalIsSet(TxPoolRejournalFlag.Name) {
cfg.Rejournal = ctx.GlobalDuration(TxPoolRejournalFlag.Name)
}
if ctx.GlobalIsSet(TxPoolPriceLimitFlag.Name) {
cfg.PriceLimit = ctx.GlobalUint64(TxPoolPriceLimitFlag.Name)
}
if ctx.GlobalIsSet(TxPoolPriceBumpFlag.Name) {
cfg.PriceBump = ctx.GlobalUint64(TxPoolPriceBumpFlag.Name)
}
if ctx.GlobalIsSet(TxPoolAccountSlotsFlag.Name) {
cfg.AccountSlots = ctx.GlobalUint64(TxPoolAccountSlotsFlag.Name)
}
if ctx.GlobalIsSet(TxPoolGlobalSlotsFlag.Name) {
cfg.GlobalSlots = ctx.GlobalUint64(TxPoolGlobalSlotsFlag.Name)
}
if ctx.GlobalIsSet(TxPoolAccountQueueFlag.Name) {
cfg.AccountQueue = ctx.GlobalUint64(TxPoolAccountQueueFlag.Name)
}
if ctx.GlobalIsSet(TxPoolGlobalQueueFlag.Name) {
cfg.GlobalQueue = ctx.GlobalUint64(TxPoolGlobalQueueFlag.Name)
}
if ctx.GlobalIsSet(TxPoolLifetimeFlag.Name) {
cfg.Lifetime = ctx.GlobalDuration(TxPoolLifetimeFlag.Name)
}
}
func setEthash(ctx *cli.Context, cfg *ethconfig.Config) {
if ctx.GlobalIsSet(EthashCacheDirFlag.Name) {
cfg.Ethash.CacheDir = ctx.GlobalString(EthashCacheDirFlag.Name)
}
if ctx.GlobalIsSet(EthashDatasetDirFlag.Name) {
cfg.Ethash.DatasetDir = ctx.GlobalString(EthashDatasetDirFlag.Name)
}
if ctx.GlobalIsSet(EthashCachesInMemoryFlag.Name) {
cfg.Ethash.CachesInMem = ctx.GlobalInt(EthashCachesInMemoryFlag.Name)
}
if ctx.GlobalIsSet(EthashCachesOnDiskFlag.Name) {
cfg.Ethash.CachesOnDisk = ctx.GlobalInt(EthashCachesOnDiskFlag.Name)
}
if ctx.GlobalIsSet(EthashCachesLockMmapFlag.Name) {
cfg.Ethash.CachesLockMmap = ctx.GlobalBool(EthashCachesLockMmapFlag.Name)
}
if ctx.GlobalIsSet(EthashDatasetsInMemoryFlag.Name) {
cfg.Ethash.DatasetsInMem = ctx.GlobalInt(EthashDatasetsInMemoryFlag.Name)
}
if ctx.GlobalIsSet(EthashDatasetsOnDiskFlag.Name) {
cfg.Ethash.DatasetsOnDisk = ctx.GlobalInt(EthashDatasetsOnDiskFlag.Name)
}
if ctx.GlobalIsSet(EthashDatasetsLockMmapFlag.Name) {
cfg.Ethash.DatasetsLockMmap = ctx.GlobalBool(EthashDatasetsLockMmapFlag.Name)
}
}
func setMiner(ctx *cli.Context, cfg *miner.Config) {
if ctx.GlobalIsSet(MinerNotifyFlag.Name) {
cfg.Notify = strings.Split(ctx.GlobalString(MinerNotifyFlag.Name), ",")
}
cfg.NotifyFull = ctx.GlobalBool(MinerNotifyFullFlag.Name)
if ctx.GlobalIsSet(MinerExtraDataFlag.Name) {
cfg.ExtraData = []byte(ctx.GlobalString(MinerExtraDataFlag.Name))
}
if ctx.GlobalIsSet(MinerGasLimitFlag.Name) {
cfg.GasCeil = ctx.GlobalUint64(MinerGasLimitFlag.Name)
}
if ctx.GlobalIsSet(MinerGasPriceFlag.Name) {
cfg.GasPrice = GlobalBig(ctx, MinerGasPriceFlag.Name)
}
if ctx.GlobalIsSet(MinerRecommitIntervalFlag.Name) {
cfg.Recommit = ctx.GlobalDuration(MinerRecommitIntervalFlag.Name)
}
if ctx.GlobalIsSet(MinerNoVerifyFlag.Name) {
cfg.Noverify = ctx.GlobalBool(MinerNoVerifyFlag.Name)
}
if ctx.GlobalIsSet(LegacyMinerGasTargetFlag.Name) {
log.Warn("The generic --miner.gastarget flag is deprecated and will be removed in the future!")
}
}
func setPeerRequiredBlocks(ctx *cli.Context, cfg *ethconfig.Config) {
peerRequiredBlocks := ctx.GlobalString(EthPeerRequiredBlocksFlag.Name)
if peerRequiredBlocks == "" {
if ctx.GlobalIsSet(LegacyWhitelistFlag.Name) {
log.Warn("The flag --rpc is deprecated and will be removed, please use --peer.requiredblocks")
peerRequiredBlocks = ctx.GlobalString(LegacyWhitelistFlag.Name)
} else {
return
}
}
cfg.PeerRequiredBlocks = make(map[uint64]common.Hash)
for _, entry := range strings.Split(peerRequiredBlocks, ",") {
parts := strings.Split(entry, "=")
if len(parts) != 2 {
Fatalf("Invalid peer required block entry: %s", entry)
}
number, err := strconv.ParseUint(parts[0], 0, 64)
if err != nil {
Fatalf("Invalid peer required block number %s: %v", parts[0], err)
}
var hash common.Hash
if err = hash.UnmarshalText([]byte(parts[1])); err != nil {
Fatalf("Invalid peer required block hash %s: %v", parts[1], err)
}
cfg.PeerRequiredBlocks[number] = hash
}
}
// CheckExclusive verifies that only a single instance of the provided flags was
// set by the user. Each flag might optionally be followed by a string type to
// specialize it further.
func CheckExclusive(ctx *cli.Context, args ...interface{}) {
set := make([]string, 0, 1)
for i := 0; i < len(args); i++ {
// Make sure the next argument is a flag and skip if not set
flag, ok := args[i].(cli.Flag)
if !ok {
panic(fmt.Sprintf("invalid argument, not cli.Flag type: %T", args[i]))
}
// Check if next arg extends current and expand its name if so
name := flag.GetName()
if i+1 < len(args) {
switch option := args[i+1].(type) {
case string:
// Extended flag check, make sure value set doesn't conflict with passed in option
if ctx.GlobalString(flag.GetName()) == option {
name += "=" + option
set = append(set, "--"+name)
}
// shift arguments and continue
i++
continue
case cli.Flag:
default:
panic(fmt.Sprintf("invalid argument, not cli.Flag or string extension: %T", args[i+1]))
}
}
// Mark the flag if it's set
if ctx.GlobalIsSet(flag.GetName()) {
set = append(set, "--"+name)
}
}
if len(set) > 1 {
Fatalf("Flags %v can't be used at the same time", strings.Join(set, ", "))
}
}
// SetEthConfig applies eth-related command line flags to the config.
func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *ethconfig.Config) {
// Avoid conflicting network flags
CheckExclusive(ctx, MainnetFlag, DeveloperFlag, RopstenFlag, RinkebyFlag, GoerliFlag, SepoliaFlag, KilnFlag)
CheckExclusive(ctx, LightServeFlag, SyncModeFlag, "light")
CheckExclusive(ctx, DeveloperFlag, ExternalSignerFlag) // Can't use both ephemeral unlocked and external signer
if ctx.GlobalString(GCModeFlag.Name) == "archive" && ctx.GlobalUint64(TxLookupLimitFlag.Name) != 0 {
ctx.GlobalSet(TxLookupLimitFlag.Name, "0")
log.Warn("Disable transaction unindexing for archive node")
}
if ctx.GlobalIsSet(LightServeFlag.Name) && ctx.GlobalUint64(TxLookupLimitFlag.Name) != 0 {
log.Warn("LES server cannot serve old transaction status and cannot connect below les/4 protocol version if transaction lookup index is limited")
}
var ks *keystore.KeyStore
if keystores := stack.AccountManager().Backends(keystore.KeyStoreType); len(keystores) > 0 {
ks = keystores[0].(*keystore.KeyStore)
}
setEtherbase(ctx, ks, cfg)
setGPO(ctx, &cfg.GPO, ctx.GlobalString(SyncModeFlag.Name) == "light")
setTxPool(ctx, &cfg.TxPool)
setEthash(ctx, cfg)
setMiner(ctx, &cfg.Miner)
setPeerRequiredBlocks(ctx, cfg)
setLes(ctx, cfg)
// Cap the cache allowance and tune the garbage collector
mem, err := gopsutil.VirtualMemory()
if err == nil {
if 32<<(^uintptr(0)>>63) == 32 && mem.Total > 2*1024*1024*1024 {
log.Warn("Lowering memory allowance on 32bit arch", "available", mem.Total/1024/1024, "addressable", 2*1024)
mem.Total = 2 * 1024 * 1024 * 1024
}
allowance := int(mem.Total / 1024 / 1024 / 3)
if cache := ctx.GlobalInt(CacheFlag.Name); cache > allowance {
log.Warn("Sanitizing cache to Go's GC limits", "provided", cache, "updated", allowance)
ctx.GlobalSet(CacheFlag.Name, strconv.Itoa(allowance))
}
}
// Ensure Go's GC ignores the database cache for trigger percentage
cache := ctx.GlobalInt(CacheFlag.Name)
gogc := math.Max(20, math.Min(100, 100/(float64(cache)/1024)))
log.Debug("Sanitizing Go's GC trigger", "percent", int(gogc))
godebug.SetGCPercent(int(gogc))
if ctx.GlobalIsSet(SyncModeFlag.Name) {
cfg.SyncMode = *GlobalTextMarshaler(ctx, SyncModeFlag.Name).(*downloader.SyncMode)
}
if ctx.GlobalIsSet(NetworkIdFlag.Name) {
cfg.NetworkId = ctx.GlobalUint64(NetworkIdFlag.Name)
}
if ctx.GlobalIsSet(CacheFlag.Name) || ctx.GlobalIsSet(CacheDatabaseFlag.Name) {
cfg.DatabaseCache = ctx.GlobalInt(CacheFlag.Name) * ctx.GlobalInt(CacheDatabaseFlag.Name) / 100
}
cfg.DatabaseHandles = MakeDatabaseHandles(ctx.GlobalInt(FDLimitFlag.Name))
if ctx.GlobalIsSet(AncientFlag.Name) {
cfg.DatabaseFreezer = ctx.GlobalString(AncientFlag.Name)
}
if gcmode := ctx.GlobalString(GCModeFlag.Name); gcmode != "full" && gcmode != "archive" {
Fatalf("--%s must be either 'full' or 'archive'", GCModeFlag.Name)
}
if ctx.GlobalIsSet(GCModeFlag.Name) {
cfg.NoPruning = ctx.GlobalString(GCModeFlag.Name) == "archive"
}
if ctx.GlobalIsSet(CacheNoPrefetchFlag.Name) {
cfg.NoPrefetch = ctx.GlobalBool(CacheNoPrefetchFlag.Name)
}
// Read the value from the flag no matter if it's set or not.
cfg.Preimages = ctx.GlobalBool(CachePreimagesFlag.Name)
if cfg.NoPruning && !cfg.Preimages {
cfg.Preimages = true
log.Info("Enabling recording of key preimages since archive mode is used")
}
if ctx.GlobalIsSet(TxLookupLimitFlag.Name) {
cfg.TxLookupLimit = ctx.GlobalUint64(TxLookupLimitFlag.Name)
}
if ctx.GlobalIsSet(CacheFlag.Name) || ctx.GlobalIsSet(CacheTrieFlag.Name) {
cfg.TrieCleanCache = ctx.GlobalInt(CacheFlag.Name) * ctx.GlobalInt(CacheTrieFlag.Name) / 100
}
if ctx.GlobalIsSet(CacheTrieJournalFlag.Name) {
cfg.TrieCleanCacheJournal = ctx.GlobalString(CacheTrieJournalFlag.Name)
}
if ctx.GlobalIsSet(CacheTrieRejournalFlag.Name) {
cfg.TrieCleanCacheRejournal = ctx.GlobalDuration(CacheTrieRejournalFlag.Name)
}
if ctx.GlobalIsSet(CacheFlag.Name) || ctx.GlobalIsSet(CacheGCFlag.Name) {
cfg.TrieDirtyCache = ctx.GlobalInt(CacheFlag.Name) * ctx.GlobalInt(CacheGCFlag.Name) / 100
}
if ctx.GlobalIsSet(CacheFlag.Name) || ctx.GlobalIsSet(CacheSnapshotFlag.Name) {
cfg.SnapshotCache = ctx.GlobalInt(CacheFlag.Name) * ctx.GlobalInt(CacheSnapshotFlag.Name) / 100
}
if !ctx.GlobalBool(SnapshotFlag.Name) {
// If snap-sync is requested, this flag is also required
if cfg.SyncMode == downloader.SnapSync {
log.Info("Snap sync requested, enabling --snapshot")
} else {
cfg.TrieCleanCache += cfg.SnapshotCache
cfg.SnapshotCache = 0 // Disabled
}
}
if ctx.GlobalIsSet(DocRootFlag.Name) {
cfg.DocRoot = ctx.GlobalString(DocRootFlag.Name)
}
if ctx.GlobalIsSet(VMEnableDebugFlag.Name) {
// TODO(fjl): force-enable this in --dev mode
cfg.EnablePreimageRecording = ctx.GlobalBool(VMEnableDebugFlag.Name)
}
if ctx.GlobalIsSet(RPCGlobalGasCapFlag.Name) {
cfg.RPCGasCap = ctx.GlobalUint64(RPCGlobalGasCapFlag.Name)
}
if cfg.RPCGasCap != 0 {
log.Info("Set global gas cap", "cap", cfg.RPCGasCap)
} else {
log.Info("Global gas cap disabled")
}
if ctx.GlobalIsSet(RPCGlobalEVMTimeoutFlag.Name) {
cfg.RPCEVMTimeout = ctx.GlobalDuration(RPCGlobalEVMTimeoutFlag.Name)
}
if ctx.GlobalIsSet(RPCGlobalTxFeeCapFlag.Name) {
cfg.RPCTxFeeCap = ctx.GlobalFloat64(RPCGlobalTxFeeCapFlag.Name)
}
if ctx.GlobalIsSet(NoDiscoverFlag.Name) {
cfg.EthDiscoveryURLs, cfg.SnapDiscoveryURLs = []string{}, []string{}
} else if ctx.GlobalIsSet(DNSDiscoveryFlag.Name) {
urls := ctx.GlobalString(DNSDiscoveryFlag.Name)
if urls == "" {
cfg.EthDiscoveryURLs = []string{}
} else {
cfg.EthDiscoveryURLs = SplitAndTrim(urls)
}
}
// Override any default configs for hard coded networks.
switch {
case ctx.GlobalBool(MainnetFlag.Name):
if !ctx.GlobalIsSet(NetworkIdFlag.Name) {
cfg.NetworkId = 1
}
cfg.Genesis = core.DefaultGenesisBlock()
SetDNSDiscoveryDefaults(cfg, params.MainnetGenesisHash)
case ctx.GlobalBool(RopstenFlag.Name):
if !ctx.GlobalIsSet(NetworkIdFlag.Name) {
cfg.NetworkId = 3
}
cfg.Genesis = core.DefaultRopstenGenesisBlock()
SetDNSDiscoveryDefaults(cfg, params.RopstenGenesisHash)
case ctx.GlobalBool(SepoliaFlag.Name):
if !ctx.GlobalIsSet(NetworkIdFlag.Name) {
cfg.NetworkId = 11155111
}
cfg.Genesis = core.DefaultSepoliaGenesisBlock()
SetDNSDiscoveryDefaults(cfg, params.SepoliaGenesisHash)
case ctx.GlobalBool(RinkebyFlag.Name):
if !ctx.GlobalIsSet(NetworkIdFlag.Name) {
cfg.NetworkId = 4
}
cfg.Genesis = core.DefaultRinkebyGenesisBlock()
SetDNSDiscoveryDefaults(cfg, params.RinkebyGenesisHash)
case ctx.GlobalBool(GoerliFlag.Name):
if !ctx.GlobalIsSet(NetworkIdFlag.Name) {
cfg.NetworkId = 5
}
cfg.Genesis = core.DefaultGoerliGenesisBlock()
SetDNSDiscoveryDefaults(cfg, params.GoerliGenesisHash)
case ctx.GlobalBool(KilnFlag.Name):
if !ctx.GlobalIsSet(NetworkIdFlag.Name) {
cfg.NetworkId = 1337802
}
cfg.Genesis = core.DefaultKilnGenesisBlock()
SetDNSDiscoveryDefaults(cfg, params.KilnGenesisHash)
case ctx.GlobalBool(DeveloperFlag.Name):
if !ctx.GlobalIsSet(NetworkIdFlag.Name) {
cfg.NetworkId = 1337
}
cfg.SyncMode = downloader.FullSync
// Create new developer account or reuse existing one
var (
developer accounts.Account
passphrase string
err error
)
if list := MakePasswordList(ctx); len(list) > 0 {
// Just take the first value. Although the function returns a possible multiple values and
// some usages iterate through them as attempts, that doesn't make sense in this setting,
// when we're definitely concerned with only one account.
passphrase = list[0]
}
// setEtherbase has been called above, configuring the miner address from command line flags.
if cfg.Miner.Etherbase != (common.Address{}) {
developer = accounts.Account{Address: cfg.Miner.Etherbase}
} else if accs := ks.Accounts(); len(accs) > 0 {
developer = ks.Accounts()[0]
} else {
developer, err = ks.NewAccount(passphrase)
if err != nil {
Fatalf("Failed to create developer account: %v", err)
}
}
if err := ks.Unlock(developer, passphrase); err != nil {
Fatalf("Failed to unlock developer account: %v", err)
}
log.Info("Using developer account", "address", developer.Address)
// Create a new developer genesis block or reuse existing one
cfg.Genesis = core.DeveloperGenesisBlock(uint64(ctx.GlobalInt(DeveloperPeriodFlag.Name)), ctx.GlobalUint64(DeveloperGasLimitFlag.Name), developer.Address)
if ctx.GlobalIsSet(DataDirFlag.Name) {
// If datadir doesn't exist we need to open db in write-mode
// so leveldb can create files.
readonly := true
if !common.FileExist(stack.ResolvePath("chaindata")) {
readonly = false
}
// Check if we have an already initialized chain and fall back to
// that if so. Otherwise we need to generate a new genesis spec.
chaindb := MakeChainDatabase(ctx, stack, readonly)
if rawdb.ReadCanonicalHash(chaindb, 0) != (common.Hash{}) {
cfg.Genesis = nil // fallback to db content
}
chaindb.Close()
}
if !ctx.GlobalIsSet(MinerGasPriceFlag.Name) {
cfg.Miner.GasPrice = big.NewInt(1)
}
default:
if cfg.NetworkId == 1 {
SetDNSDiscoveryDefaults(cfg, params.MainnetGenesisHash)
}
}
}
// SetDNSDiscoveryDefaults configures DNS discovery with the given URL if
// no URLs are set.
func SetDNSDiscoveryDefaults(cfg *ethconfig.Config, genesis common.Hash) {
if cfg.EthDiscoveryURLs != nil {
return // already set through flags/config
}
protocol := "all"
if cfg.SyncMode == downloader.LightSync {
protocol = "les"
}
if url := params.KnownDNSNetwork(genesis, protocol); url != "" {
cfg.EthDiscoveryURLs = []string{url}
cfg.SnapDiscoveryURLs = cfg.EthDiscoveryURLs
}
}
// RegisterEthService adds an Ethereum client to the stack.
// The second return value is the full node instance, which may be nil if the
// node is running as a light client.
func RegisterEthService(stack *node.Node, cfg *ethconfig.Config) (ethapi.Backend, *eth.Ethereum) {
if cfg.SyncMode == downloader.LightSync {
backend, err := les.New(stack, cfg)
if err != nil {
Fatalf("Failed to register the Ethereum service: %v", err)
}
stack.RegisterAPIs(tracers.APIs(backend.ApiBackend))
if backend.BlockChain().Config().TerminalTotalDifficulty != nil {
if err := lescatalyst.Register(stack, backend); err != nil {
Fatalf("Failed to register the catalyst service: %v", err)
}
}
return backend.ApiBackend, nil
}
backend, err := eth.New(stack, cfg)
if err != nil {
Fatalf("Failed to register the Ethereum service: %v", err)
}
if cfg.LightServ > 0 {
_, err := les.NewLesServer(stack, backend, cfg)
if err != nil {
Fatalf("Failed to create the LES server: %v", err)
}
}
if backend.BlockChain().Config().TerminalTotalDifficulty != nil {
if err := ethcatalyst.Register(stack, backend); err != nil {
Fatalf("Failed to register the catalyst service: %v", err)
}
}
stack.RegisterAPIs(tracers.APIs(backend.APIBackend))
return backend.APIBackend, backend
}
// RegisterEthStatsService configures the Ethereum Stats daemon and adds it to
// the given node.
func RegisterEthStatsService(stack *node.Node, backend ethapi.Backend, url string) {
if err := ethstats.New(stack, backend, backend.Engine(), url); err != nil {
Fatalf("Failed to register the Ethereum Stats service: %v", err)
}
}
// RegisterGraphQLService is a utility function to construct a new service and register it against a node.
func RegisterGraphQLService(stack *node.Node, backend ethapi.Backend, cfg node.Config) {
if err := graphql.New(stack, backend, cfg.GraphQLCors, cfg.GraphQLVirtualHosts); err != nil {
Fatalf("Failed to register the GraphQL service: %v", err)
}
}
func SetupMetrics(ctx *cli.Context) {
if metrics.Enabled {
log.Info("Enabling metrics collection")
var (
enableExport = ctx.GlobalBool(MetricsEnableInfluxDBFlag.Name)
enableExportV2 = ctx.GlobalBool(MetricsEnableInfluxDBV2Flag.Name)
)
if enableExport || enableExportV2 {
CheckExclusive(ctx, MetricsEnableInfluxDBFlag, MetricsEnableInfluxDBV2Flag)
v1FlagIsSet := ctx.GlobalIsSet(MetricsInfluxDBUsernameFlag.Name) ||
ctx.GlobalIsSet(MetricsInfluxDBPasswordFlag.Name)
v2FlagIsSet := ctx.GlobalIsSet(MetricsInfluxDBTokenFlag.Name) ||
ctx.GlobalIsSet(MetricsInfluxDBOrganizationFlag.Name) ||
ctx.GlobalIsSet(MetricsInfluxDBBucketFlag.Name)
if enableExport && v2FlagIsSet {
Fatalf("Flags --influxdb.metrics.organization, --influxdb.metrics.token, --influxdb.metrics.bucket are only available for influxdb-v2")
} else if enableExportV2 && v1FlagIsSet {
Fatalf("Flags --influxdb.metrics.username, --influxdb.metrics.password are only available for influxdb-v1")
}
}
var (
endpoint = ctx.GlobalString(MetricsInfluxDBEndpointFlag.Name)
database = ctx.GlobalString(MetricsInfluxDBDatabaseFlag.Name)
username = ctx.GlobalString(MetricsInfluxDBUsernameFlag.Name)
password = ctx.GlobalString(MetricsInfluxDBPasswordFlag.Name)
token = ctx.GlobalString(MetricsInfluxDBTokenFlag.Name)
bucket = ctx.GlobalString(MetricsInfluxDBBucketFlag.Name)
organization = ctx.GlobalString(MetricsInfluxDBOrganizationFlag.Name)
)
if enableExport {
tagsMap := SplitTagsFlag(ctx.GlobalString(MetricsInfluxDBTagsFlag.Name))
log.Info("Enabling metrics export to InfluxDB")
go influxdb.InfluxDBWithTags(metrics.DefaultRegistry, 10*time.Second, endpoint, database, username, password, "geth.", tagsMap)
} else if enableExportV2 {
tagsMap := SplitTagsFlag(ctx.GlobalString(MetricsInfluxDBTagsFlag.Name))
log.Info("Enabling metrics export to InfluxDB (v2)")
go influxdb.InfluxDBV2WithTags(metrics.DefaultRegistry, 10*time.Second, endpoint, token, bucket, organization, "geth.", tagsMap)
}
if ctx.GlobalIsSet(MetricsHTTPFlag.Name) {
address := fmt.Sprintf("%s:%d", ctx.GlobalString(MetricsHTTPFlag.Name), ctx.GlobalInt(MetricsPortFlag.Name))
log.Info("Enabling stand-alone metrics HTTP endpoint", "address", address)
exp.Setup(address)
}
}
}
func SplitTagsFlag(tagsFlag string) map[string]string {
tags := strings.Split(tagsFlag, ",")
tagsMap := map[string]string{}
for _, t := range tags {
if t != "" {
kv := strings.Split(t, "=")
if len(kv) == 2 {
tagsMap[kv[0]] = kv[1]
}
}
}
return tagsMap
}
// MakeChainDatabase open an LevelDB using the flags passed to the client and will hard crash if it fails.
func MakeChainDatabase(ctx *cli.Context, stack *node.Node, readonly bool) ethdb.Database {
var (
cache = ctx.GlobalInt(CacheFlag.Name) * ctx.GlobalInt(CacheDatabaseFlag.Name) / 100
handles = MakeDatabaseHandles(ctx.GlobalInt(FDLimitFlag.Name))
err error
chainDb ethdb.Database
)
if ctx.GlobalString(SyncModeFlag.Name) == "light" {
name := "lightchaindata"
chainDb, err = stack.OpenDatabase(name, cache, handles, "", readonly)
} else {
name := "chaindata"
chainDb, err = stack.OpenDatabaseWithFreezer(name, cache, handles, ctx.GlobalString(AncientFlag.Name), "", readonly)
}
if err != nil {
Fatalf("Could not open database: %v", err)
}
return chainDb
}
func MakeGenesis(ctx *cli.Context) *core.Genesis {
var genesis *core.Genesis
switch {
case ctx.GlobalBool(MainnetFlag.Name):
genesis = core.DefaultGenesisBlock()
case ctx.GlobalBool(RopstenFlag.Name):
genesis = core.DefaultRopstenGenesisBlock()
case ctx.GlobalBool(SepoliaFlag.Name):
genesis = core.DefaultSepoliaGenesisBlock()
case ctx.GlobalBool(RinkebyFlag.Name):
genesis = core.DefaultRinkebyGenesisBlock()
case ctx.GlobalBool(GoerliFlag.Name):
genesis = core.DefaultGoerliGenesisBlock()
case ctx.GlobalBool(KilnFlag.Name):
genesis = core.DefaultKilnGenesisBlock()
case ctx.GlobalBool(DeveloperFlag.Name):
Fatalf("Developer chains are ephemeral")
}
return genesis
}
// MakeChain creates a chain manager from set command line flags.
func MakeChain(ctx *cli.Context, stack *node.Node) (chain *core.BlockChain, chainDb ethdb.Database) {
var err error
chainDb = MakeChainDatabase(ctx, stack, false) // TODO(rjl493456442) support read-only database
config, _, err := core.SetupGenesisBlock(chainDb, MakeGenesis(ctx))
if err != nil {
Fatalf("%v", err)
}
var engine consensus.Engine
ethashConf := ethconfig.Defaults.Ethash
if ctx.GlobalBool(FakePoWFlag.Name) {
ethashConf.PowMode = ethash.ModeFake
}
engine = ethconfig.CreateConsensusEngine(stack, config, ðashConf, nil, false, chainDb)
if gcmode := ctx.GlobalString(GCModeFlag.Name); gcmode != "full" && gcmode != "archive" {
Fatalf("--%s must be either 'full' or 'archive'", GCModeFlag.Name)
}
cache := &core.CacheConfig{
TrieCleanLimit: ethconfig.Defaults.TrieCleanCache,
TrieCleanNoPrefetch: ctx.GlobalBool(CacheNoPrefetchFlag.Name),
TrieDirtyLimit: ethconfig.Defaults.TrieDirtyCache,
TrieDirtyDisabled: ctx.GlobalString(GCModeFlag.Name) == "archive",
TrieTimeLimit: ethconfig.Defaults.TrieTimeout,
SnapshotLimit: ethconfig.Defaults.SnapshotCache,
Preimages: ctx.GlobalBool(CachePreimagesFlag.Name),
}
if cache.TrieDirtyDisabled && !cache.Preimages {
cache.Preimages = true
log.Info("Enabling recording of key preimages since archive mode is used")
}
if !ctx.GlobalBool(SnapshotFlag.Name) {
cache.SnapshotLimit = 0 // Disabled
}
if ctx.GlobalIsSet(CacheFlag.Name) || ctx.GlobalIsSet(CacheTrieFlag.Name) {
cache.TrieCleanLimit = ctx.GlobalInt(CacheFlag.Name) * ctx.GlobalInt(CacheTrieFlag.Name) / 100
}
if ctx.GlobalIsSet(CacheFlag.Name) || ctx.GlobalIsSet(CacheGCFlag.Name) {
cache.TrieDirtyLimit = ctx.GlobalInt(CacheFlag.Name) * ctx.GlobalInt(CacheGCFlag.Name) / 100
}
vmcfg := vm.Config{EnablePreimageRecording: ctx.GlobalBool(VMEnableDebugFlag.Name)}
// TODO(rjl493456442) disable snapshot generation/wiping if the chain is read only.
// Disable transaction indexing/unindexing by default.
chain, err = core.NewBlockChain(chainDb, cache, config, engine, vmcfg, nil, nil)
if err != nil {
Fatalf("Can't create BlockChain: %v", err)
}
return chain, chainDb
}
// MakeConsolePreloads retrieves the absolute paths for the console JavaScript
// scripts to preload before starting.
func MakeConsolePreloads(ctx *cli.Context) []string {
// Skip preloading if there's nothing to preload
if ctx.GlobalString(PreloadJSFlag.Name) == "" {
return nil
}
// Otherwise resolve absolute paths and return them
var preloads []string
for _, file := range strings.Split(ctx.GlobalString(PreloadJSFlag.Name), ",") {
preloads = append(preloads, strings.TrimSpace(file))
}
return preloads
}
// MigrateFlags sets the global flag from a local flag when it's set.
// This is a temporary function used for migrating old command/flags to the
// new format.
//
// e.g. geth account new --keystore /tmp/mykeystore --lightkdf
//
// is equivalent after calling this method with:
//
// geth --keystore /tmp/mykeystore --lightkdf account new
//
// This allows the use of the existing configuration functionality.
// When all flags are migrated this function can be removed and the existing
// configuration functionality must be changed that is uses local flags
func MigrateFlags(action func(ctx *cli.Context) error) func(*cli.Context) error {
return func(ctx *cli.Context) error {
for _, name := range ctx.FlagNames() {
if ctx.IsSet(name) {
ctx.GlobalSet(name, ctx.String(name))
}
}
return action(ctx)
}
}