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Merge pull request #17546 from karalabe/miner-max-limit

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cmd, core, eth, miner, params: configurable gas floor and ceil
This commit is contained in:
Péter Szilágyi 2018-08-29 13:49:59 +03:00 committed by GitHub
commit e29c2e4364
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GPG Key ID: 4AEE18F83AFDEB23
20 changed files with 88 additions and 49 deletions
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2
cmd/geth/main.go
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@ -101,6 +101,7 @@ var (
utils.MinerNotifyFlag,
utils.MinerGasTargetFlag,
utils.MinerLegacyGasTargetFlag,
utils.MinerGasLimitFlag,
utils.MinerGasPriceFlag,
utils.MinerLegacyGasPriceFlag,
utils.MinerEtherbaseFlag,
@ -236,7 +237,6 @@ func init() {
// Start system runtime metrics collection
go metrics.CollectProcessMetrics(3 * time.Second)
utils.SetupNetwork(ctx)
return nil
}

1
cmd/geth/usage.go
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@ -189,6 +189,7 @@ var AppHelpFlagGroups = []flagGroup{
utils.MinerNotifyFlag,
utils.MinerGasPriceFlag,
utils.MinerGasTargetFlag,
utils.MinerGasLimitFlag,
utils.MinerEtherbaseFlag,
utils.MinerExtraDataFlag,
utils.MinerRecommitIntervalFlag,

11
cmd/puppeth/module_node.go
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@ -42,7 +42,7 @@ ADD genesis.json /genesis.json
RUN \
echo 'geth --cache 512 init /genesis.json' > geth.sh && \{{if .Unlock}}
echo 'mkdir -p /root/.ethereum/keystore/ && cp /signer.json /root/.ethereum/keystore/' >> geth.sh && \{{end}}
echo $'exec geth --networkid {{.NetworkID}} --cache 512 --port {{.Port}} --maxpeers {{.Peers}} {{.LightFlag}} --ethstats \'{{.Ethstats}}\' {{if .Bootnodes}}--bootnodes {{.Bootnodes}}{{end}} {{if .Etherbase}}--miner.etherbase {{.Etherbase}} --mine --miner.threads 1{{end}} {{if .Unlock}}--unlock 0 --password /signer.pass --mine{{end}} --miner.gastarget {{.GasTarget}} --miner.gasprice {{.GasPrice}}' >> geth.sh
echo $'exec geth --networkid {{.NetworkID}} --cache 512 --port {{.Port}} --maxpeers {{.Peers}} {{.LightFlag}} --ethstats \'{{.Ethstats}}\' {{if .Bootnodes}}--bootnodes {{.Bootnodes}}{{end}} {{if .Etherbase}}--miner.etherbase {{.Etherbase}} --mine --miner.threads 1{{end}} {{if .Unlock}}--unlock 0 --password /signer.pass --mine{{end}} --miner.gastarget {{.GasTarget}} --miner.gaslimit {{.GasLimit}} --miner.gasprice {{.GasPrice}}' >> geth.sh
ENTRYPOINT ["/bin/sh", "geth.sh"]
`
@ -68,6 +68,7 @@ services:
- STATS_NAME={{.Ethstats}}
- MINER_NAME={{.Etherbase}}
- GAS_TARGET={{.GasTarget}}
- GAS_LIMIT={{.GasLimit}}
- GAS_PRICE={{.GasPrice}}
logging:
driver: "json-file"
@ -104,6 +105,7 @@ func deployNode(client *sshClient, network string, bootnodes []string, config *n
"Ethstats": config.ethstats,
"Etherbase": config.etherbase,
"GasTarget": uint64(1000000 * config.gasTarget),
"GasLimit": uint64(1000000 * config.gasLimit),
"GasPrice": uint64(1000000000 * config.gasPrice),
"Unlock": config.keyJSON != "",
})
@ -122,6 +124,7 @@ func deployNode(client *sshClient, network string, bootnodes []string, config *n
"Ethstats": config.ethstats[:strings.Index(config.ethstats, ":")],
"Etherbase": config.etherbase,
"GasTarget": config.gasTarget,
"GasLimit": config.gasLimit,
"GasPrice": config.gasPrice,
})
files[filepath.Join(workdir, "docker-compose.yaml")] = composefile.Bytes()
@ -160,6 +163,7 @@ type nodeInfos struct {
keyJSON string
keyPass string
gasTarget float64
gasLimit float64
gasPrice float64
}
@ -175,8 +179,9 @@ func (info *nodeInfos) Report() map[string]string {
}
if info.gasTarget > 0 {
// Miner or signer node
report["Gas limit (baseline target)"] = fmt.Sprintf("%0.3f MGas", info.gasTarget)
report["Gas price (minimum accepted)"] = fmt.Sprintf("%0.3f GWei", info.gasPrice)
report["Gas floor (baseline target)"] = fmt.Sprintf("%0.3f MGas", info.gasTarget)
report["Gas ceil (target maximum)"] = fmt.Sprintf("%0.3f MGas", info.gasLimit)
if info.etherbase != "" {
// Ethash proof-of-work miner
@ -217,6 +222,7 @@ func checkNode(client *sshClient, network string, boot bool) (*nodeInfos, error)
totalPeers, _ := strconv.Atoi(infos.envvars["TOTAL_PEERS"])
lightPeers, _ := strconv.Atoi(infos.envvars["LIGHT_PEERS"])
gasTarget, _ := strconv.ParseFloat(infos.envvars["GAS_TARGET"], 64)
gasLimit, _ := strconv.ParseFloat(infos.envvars["GAS_LIMIT"], 64)
gasPrice, _ := strconv.ParseFloat(infos.envvars["GAS_PRICE"], 64)
// Container available, retrieve its node ID and its genesis json
@ -256,6 +262,7 @@ func checkNode(client *sshClient, network string, boot bool) (*nodeInfos, error)
keyJSON: keyJSON,
keyPass: keyPass,
gasTarget: gasTarget,
gasLimit: gasLimit,
gasPrice: gasPrice,
}
stats.enode = fmt.Sprintf("enode://%s@%s:%d", id, client.address, stats.port)

6
cmd/puppeth/wizard_node.go
View File

@ -50,7 +50,7 @@ func (w *wizard) deployNode(boot bool) {
if boot {
infos = &nodeInfos{port: 30303, peersTotal: 512, peersLight: 256}
} else {
infos = &nodeInfos{port: 30303, peersTotal: 50, peersLight: 0, gasTarget: 4.7, gasPrice: 18}
infos = &nodeInfos{port: 30303, peersTotal: 50, peersLight: 0, gasTarget: 7.5, gasLimit: 10, gasPrice: 1}
}
}
existed := err == nil
@ -152,6 +152,10 @@ func (w *wizard) deployNode(boot bool) {
fmt.Printf("What gas limit should empty blocks target (MGas)? (default = %0.3f)\n", infos.gasTarget)
infos.gasTarget = w.readDefaultFloat(infos.gasTarget)
fmt.Println()
fmt.Printf("What gas limit should full blocks target (MGas)? (default = %0.3f)\n", infos.gasLimit)
infos.gasLimit = w.readDefaultFloat(infos.gasLimit)
fmt.Println()
fmt.Printf("What gas price should the signer require (GWei)? (default = %0.3f)\n", infos.gasPrice)
infos.gasPrice = w.readDefaultFloat(infos.gasPrice)

27
cmd/utils/flags.go
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@ -329,12 +329,17 @@ var (
MinerGasTargetFlag = cli.Uint64Flag{
Name: "miner.gastarget",
Usage: "Target gas floor for mined blocks",
Value: params.GenesisGasLimit,
Value: eth.DefaultConfig.MinerGasFloor,
}
MinerLegacyGasTargetFlag = cli.Uint64Flag{
Name: "targetgaslimit",
Usage: "Target gas floor for mined blocks (deprecated, use --miner.gastarget)",
Value: params.GenesisGasLimit,
Value: eth.DefaultConfig.MinerGasFloor,
}
MinerGasLimitFlag = cli.Uint64Flag{
Name: "miner.gaslimit",
Usage: "Target gas ceiling for mined blocks",
Value: eth.DefaultConfig.MinerGasCeil,
}
MinerGasPriceFlag = BigFlag{
Name: "miner.gasprice",
@ -1146,6 +1151,15 @@ func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *eth.Config) {
if ctx.GlobalIsSet(MinerExtraDataFlag.Name) {
cfg.MinerExtraData = []byte(ctx.GlobalString(MinerExtraDataFlag.Name))
}
if ctx.GlobalIsSet(MinerLegacyGasTargetFlag.Name) {
cfg.MinerGasFloor = ctx.GlobalUint64(MinerLegacyGasTargetFlag.Name)
}
if ctx.GlobalIsSet(MinerGasTargetFlag.Name) {
cfg.MinerGasFloor = ctx.GlobalUint64(MinerGasTargetFlag.Name)
}
if ctx.GlobalIsSet(MinerGasLimitFlag.Name) {
cfg.MinerGasCeil = ctx.GlobalUint64(MinerGasLimitFlag.Name)
}
if ctx.GlobalIsSet(MinerLegacyGasPriceFlag.Name) {
cfg.MinerGasPrice = GlobalBig(ctx, MinerLegacyGasPriceFlag.Name)
}
@ -1270,15 +1284,6 @@ func RegisterEthStatsService(stack *node.Node, url string) {
}
}
// SetupNetwork configures the system for either the main net or some test network.
func SetupNetwork(ctx *cli.Context) {
// TODO(fjl): move target gas limit into config
params.TargetGasLimit = ctx.GlobalUint64(MinerLegacyGasTargetFlag.Name)
if ctx.GlobalIsSet(MinerGasTargetFlag.Name) {
params.TargetGasLimit = ctx.GlobalUint64(MinerGasTargetFlag.Name)
}
}
func SetupMetrics(ctx *cli.Context) {
if metrics.Enabled {
log.Info("Enabling metrics collection")

3
core/bench_test.go
View File

@ -111,7 +111,8 @@ func init() {
func genTxRing(naccounts int) func(int, *BlockGen) {
from := 0
return func(i int, gen *BlockGen) {
gas := CalcGasLimit(gen.PrevBlock(i - 1))
block := gen.PrevBlock(i - 1)
gas := CalcGasLimit(block, block.GasLimit(), block.GasLimit())
for {
gas -= params.TxGas
if gas < params.TxGas {

22
core/block_validator.go
View File

@ -101,9 +101,11 @@ func (v *BlockValidator) ValidateState(block, parent *types.Block, statedb *stat
return nil
}
// CalcGasLimit computes the gas limit of the next block after parent.
// This is miner strategy, not consensus protocol.
func CalcGasLimit(parent *types.Block) uint64 {
// CalcGasLimit computes the gas limit of the next block after parent. It aims
// to keep the baseline gas above the provided floor, and increase it towards the
// ceil if the blocks are full. If the ceil is exceeded, it will always decrease
// the gas allowance.
func CalcGasLimit(parent *types.Block, gasFloor, gasCeil uint64) uint64 {
// contrib = (parentGasUsed * 3 / 2) / 1024
contrib := (parent.GasUsed() + parent.GasUsed()/2) / params.GasLimitBoundDivisor
@ -121,12 +123,16 @@ func CalcGasLimit(parent *types.Block) uint64 {
if limit < params.MinGasLimit {
limit = params.MinGasLimit
}
// however, if we're now below the target (TargetGasLimit) we increase the
// limit as much as we can (parentGasLimit / 1024 -1)
if limit < params.TargetGasLimit {
// If we're outside our allowed gas range, we try to hone towards them
if limit < gasFloor {
limit = parent.GasLimit() + decay
if limit > params.TargetGasLimit {
limit = params.TargetGasLimit
if limit > gasFloor {
limit = gasFloor
}
} else if limit > gasCeil {
limit = parent.GasLimit() - decay
if limit < gasCeil {
limit = gasCeil
}
}
return limit

2
core/chain_makers.go
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@ -240,7 +240,7 @@ func makeHeader(chain consensus.ChainReader, parent *types.Block, state *state.S
Difficulty: parent.Difficulty(),
UncleHash: parent.UncleHash(),
}),
GasLimit: CalcGasLimit(parent),
GasLimit: CalcGasLimit(parent, parent.GasLimit(), parent.GasLimit()),
Number: new(big.Int).Add(parent.Number(), common.Big1),
Time: time,
}

2
eth/backend.go
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@ -173,7 +173,7 @@ func New(ctx *node.ServiceContext, config *Config) (*Ethereum, error) {
return nil, err
}
eth.miner = miner.New(eth, eth.chainConfig, eth.EventMux(), eth.engine, config.MinerRecommit)
eth.miner = miner.New(eth, eth.chainConfig, eth.EventMux(), eth.engine, config.MinerRecommit, config.MinerGasFloor, config.MinerGasCeil)
eth.miner.SetExtra(makeExtraData(config.MinerExtraData))
eth.APIBackend = &EthAPIBackend{eth, nil}

6
eth/config.go
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@ -48,7 +48,9 @@ var DefaultConfig = Config{
DatabaseCache: 768,
TrieCache: 256,
TrieTimeout: 60 * time.Minute,
MinerGasPrice: big.NewInt(18 * params.Shannon),
MinerGasFloor: 8000000,
MinerGasCeil: 8000000,
MinerGasPrice: big.NewInt(params.GWei),
MinerRecommit: 3 * time.Second,
TxPool: core.DefaultTxPoolConfig,
@ -99,6 +101,8 @@ type Config struct {
Etherbase common.Address `toml:",omitempty"`
MinerNotify []string `toml:",omitempty"`
MinerExtraData []byte `toml:",omitempty"`
MinerGasFloor uint64
MinerGasCeil uint64
MinerGasPrice *big.Int
MinerRecommit time.Duration
MinerNoverify bool

2
eth/gasprice/gasprice.go
View File

@ -29,7 +29,7 @@ import (
"github.com/ethereum/go-ethereum/rpc"
)
var maxPrice = big.NewInt(500 * params.Shannon)
var maxPrice = big.NewInt(500 * params.GWei)
type Config struct {
Blocks int

12
eth/gen_config.go
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@ -33,6 +33,8 @@ func (c Config) MarshalTOML() (interface{}, error) {
Etherbase common.Address `toml:",omitempty"`
MinerNotify []string `toml:",omitempty"`
MinerExtraData hexutil.Bytes `toml:",omitempty"`
MinerGasFloor uint64
MinerGasCeil uint64
MinerGasPrice *big.Int
MinerRecommit time.Duration
MinerNoverify bool
@ -57,6 +59,8 @@ func (c Config) MarshalTOML() (interface{}, error) {
enc.Etherbase = c.Etherbase
enc.MinerNotify = c.MinerNotify
enc.MinerExtraData = c.MinerExtraData
enc.MinerGasFloor = c.MinerGasFloor
enc.MinerGasCeil = c.MinerGasCeil
enc.MinerGasPrice = c.MinerGasPrice
enc.MinerRecommit = c.MinerRecommit
enc.MinerNoverify = c.MinerNoverify
@ -85,6 +89,8 @@ func (c *Config) UnmarshalTOML(unmarshal func(interface{}) error) error {
Etherbase *common.Address `toml:",omitempty"`
MinerNotify []string `toml:",omitempty"`
MinerExtraData *hexutil.Bytes `toml:",omitempty"`
MinerGasFloor *uint64
MinerGasCeil *uint64
MinerGasPrice *big.Int
MinerRecommit *time.Duration
MinerNoverify *bool
@ -140,6 +146,12 @@ func (c *Config) UnmarshalTOML(unmarshal func(interface{}) error) error {
if dec.MinerExtraData != nil {
c.MinerExtraData = *dec.MinerExtraData
}
if dec.MinerGasFloor != nil {
c.MinerGasFloor = *dec.MinerGasFloor
}
if dec.MinerGasCeil != nil {
c.MinerGasCeil = *dec.MinerGasCeil
}
if dec.MinerGasPrice != nil {
c.MinerGasPrice = dec.MinerGasPrice
}

2
internal/ethapi/api.go
View File

@ -47,7 +47,7 @@ import (
)
const (
defaultGasPrice = 50 * params.Shannon
defaultGasPrice = params.GWei
)
// PublicEthereumAPI provides an API to access Ethereum related information.

4
miner/miner.go
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@ -52,13 +52,13 @@ type Miner struct {
shouldStart int32 // should start indicates whether we should start after sync
}
func New(eth Backend, config *params.ChainConfig, mux *event.TypeMux, engine consensus.Engine, recommit time.Duration) *Miner {
func New(eth Backend, config *params.ChainConfig, mux *event.TypeMux, engine consensus.Engine, recommit time.Duration, gasFloor, gasCeil uint64) *Miner {
miner := &Miner{
eth: eth,
mux: mux,
engine: engine,
exitCh: make(chan struct{}),
worker: newWorker(config, engine, eth, mux, recommit),
worker: newWorker(config, engine, eth, mux, recommit, gasFloor, gasCeil),
canStart: 1,
}
go miner.update()

2
miner/stress_clique.go
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@ -206,6 +206,8 @@ func makeSealer(genesis *core.Genesis, nodes []string) (*node.Node, error) {
DatabaseHandles: 256,
TxPool: core.DefaultTxPoolConfig,
GPO: eth.DefaultConfig.GPO,
MinerGasFloor: genesis.GasLimit * 9 / 10,
MinerGasCeil: genesis.GasLimit * 11 / 10,
MinerGasPrice: big.NewInt(1),
MinerRecommit: time.Second,
})

2
miner/stress_ethash.go
View File

@ -186,6 +186,8 @@ func makeMiner(genesis *core.Genesis, nodes []string) (*node.Node, error) {
TxPool: core.DefaultTxPoolConfig,
GPO: eth.DefaultConfig.GPO,
Ethash: eth.DefaultConfig.Ethash,
MinerGasFloor: genesis.GasLimit * 9 / 10,
MinerGasCeil: genesis.GasLimit * 11 / 10,
MinerGasPrice: big.NewInt(1),
MinerRecommit: time.Second,
})

9
miner/worker.go
View File

@ -127,6 +127,9 @@ type worker struct {
eth Backend
chain *core.BlockChain
gasFloor uint64
gasCeil uint64
// Subscriptions
mux *event.TypeMux
txsCh chan core.NewTxsEvent
@ -171,13 +174,15 @@ type worker struct {
resubmitHook func(time.Duration, time.Duration) // Method to call upon updating resubmitting interval.
}
func newWorker(config *params.ChainConfig, engine consensus.Engine, eth Backend, mux *event.TypeMux, recommit time.Duration) *worker {
func newWorker(config *params.ChainConfig, engine consensus.Engine, eth Backend, mux *event.TypeMux, recommit time.Duration, gasFloor, gasCeil uint64) *worker {
worker := &worker{
config: config,
engine: engine,
eth: eth,
mux: mux,
chain: eth.BlockChain(),
gasFloor: gasFloor,
gasCeil: gasCeil,
possibleUncles: make(map[common.Hash]*types.Block),
unconfirmed: newUnconfirmedBlocks(eth.BlockChain(), miningLogAtDepth),
pendingTasks: make(map[common.Hash]*task),
@ -807,7 +812,7 @@ func (w *worker) commitNewWork(interrupt *int32, noempty bool) {
header := &types.Header{
ParentHash: parent.Hash(),
Number: num.Add(num, common.Big1),
GasLimit: core.CalcGasLimit(parent),
GasLimit: core.CalcGasLimit(parent, w.gasFloor, w.gasCeil),
Extra: w.extra,
Time: big.NewInt(tstamp),
}

2
miner/worker_test.go
View File

@ -119,7 +119,7 @@ func (b *testWorkerBackend) PostChainEvents(events []interface{}) {
func newTestWorker(t *testing.T, chainConfig *params.ChainConfig, engine consensus.Engine) (*worker, *testWorkerBackend) {
backend := newTestWorkerBackend(t, chainConfig, engine)
backend.txPool.AddLocals(pendingTxs)
w := newWorker(chainConfig, engine, backend, new(event.TypeMux), time.Second)
w := newWorker(chainConfig, engine, backend, new(event.TypeMux), time.Second, params.GenesisGasLimit, params.GenesisGasLimit)
w.setEtherbase(testBankAddress)
return w, backend
}

12
params/denomination.go
View File

@ -17,18 +17,12 @@
package params
// These are the multipliers for ether denominations.
// Example: To get the wei value of an amount in 'douglas', use
// Example: To get the wei value of an amount in 'gwei', use
//
// new(big.Int).Mul(value, big.NewInt(params.Douglas))
// new(big.Int).Mul(value, big.NewInt(params.GWei))
//
const (
Wei = 1
Ada = 1e3
Babbage = 1e6
Shannon = 1e9
Szabo = 1e12
Finney = 1e15
GWei = 1e9
Ether = 1e18
Einstein = 1e21
Douglas = 1e42
)

4
params/protocol_params.go
View File

@ -18,10 +18,6 @@ package params
import "math/big"
var (
TargetGasLimit = GenesisGasLimit // The artificial target
)
const (
GasLimitBoundDivisor uint64 = 1024 // The bound divisor of the gas limit, used in update calculations.
MinGasLimit uint64 = 5000 // Minimum the gas limit may ever be.