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chain_specific_config.go
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chain_specific_config.go
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package config
import (
"fmt"
"time"
"github.com/smartcontractkit/chainlink/core/assets"
"github.com/smartcontractkit/chainlink/core/chains/evm/client"
"github.com/smartcontractkit/chainlink/core/config"
"github.com/smartcontractkit/chainlink/core/utils"
)
var (
// DefaultGasFeeCap is the default value to use for Fee Cap in EIP-1559 transactions
DefaultGasFeeCap = assets.GWei(100)
DefaultGasLimit uint32 = 500000
DefaultGasPrice = assets.GWei(20)
DefaultGasTip = assets.NewWeiI(1) // go-ethereum requires the tip to be at least 1 wei
DefaultMinimumContractPayment = assets.NewLinkFromJuels(10_000_000_000_000) // 0.00001 LINK
MaxLegalGasPrice = assets.NewWei(utils.MaxUint256)
)
type (
// chainSpecificConfigDefaultSet lists the config defaults specific to a particular chain ID
// https://app.shortcut.com/chainlinklabs/story/33622/remove-legacy-config
chainSpecificConfigDefaultSet struct {
balanceMonitorEnabled bool
blockEmissionIdleWarningThreshold time.Duration
blockHistoryEstimatorBatchSize uint32
blockHistoryEstimatorBlockDelay uint16
blockHistoryEstimatorBlockHistorySize uint16
blockHistoryEstimatorCheckInclusionBlocks uint16
blockHistoryEstimatorCheckInclusionPercentile uint16
blockHistoryEstimatorTransactionPercentile uint16
chainType config.ChainType
eip1559DynamicFees bool
ethTxReaperInterval time.Duration
ethTxReaperThreshold time.Duration
ethTxResendAfterThreshold time.Duration
finalityDepth uint32
flagsContractAddress string
gasBumpPercent uint16
gasBumpThreshold uint64
gasBumpTxDepth uint16
gasBumpWei assets.Wei
gasEstimatorMode string
gasFeeCapDefault assets.Wei
gasLimitDefault uint32
gasLimitMax uint32
gasLimitMultiplier float32
gasLimitTransfer uint32
gasLimitOCRJobType *uint32
gasLimitDRJobType *uint32
gasLimitVRFJobType *uint32
gasLimitFMJobType *uint32
gasLimitKeeperJobType *uint32
gasPriceDefault assets.Wei
gasTipCapDefault assets.Wei
gasTipCapMinimum assets.Wei
headTrackerHistoryDepth uint32
headTrackerMaxBufferSize uint32
headTrackerSamplingInterval time.Duration
linkContractAddress string
operatorFactoryAddress string
logBackfillBatchSize uint32
logKeepBlocksDepth uint32
logPollInterval time.Duration
maxGasPriceWei assets.Wei
maxInFlightTransactions uint32
maxQueuedTransactions uint64
minGasPriceWei assets.Wei
minIncomingConfirmations uint32
minimumContractPayment *assets.Link
nodeDeadAfterNoNewHeadersThreshold time.Duration
nodePollFailureThreshold uint32
nodePollInterval time.Duration
nodeSelectionMode string
nodeSyncThreshold uint32
nonceAutoSync bool
useForwarders bool
rpcDefaultBatchSize uint32
// set true if fully configured
complete bool
// Chain specific OCR1 config
ocrContractConfirmations uint16
ocrContractTransmitterTransmitTimeout time.Duration
ocrDatabaseTimeout time.Duration
ocrObservationGracePeriod time.Duration
// Chain specific OCR2 config
ocr2AutomationGasLimit uint32
}
)
var chainSpecificConfigDefaultSets map[int64]chainSpecificConfigDefaultSet
// fallbackDefaultSet represents the "base layer" of config defaults
// It can be overridden on a per-chain basis and may be used if the chain is unknown
var fallbackDefaultSet chainSpecificConfigDefaultSet
func init() {
setChainSpecificConfigDefaultSets()
}
func setChainSpecificConfigDefaultSets() {
// --------------------------IMPORTANT---------------------------
// All config sets should "inherit" from fallbackDefaultSet and overwrite
// fields as necessary. Do not create a new chainSpecificConfigDefaultSet from
// scratch for a particular chain, since it may accidentally contain zero
// values.
// Be sure to copy and --not modify-- fallbackDefaultSet!
// TODO: We should probably move these to TOML or JSON files
// See: https://app.clubhouse.io/chainlinklabs/story/11091/chain-chainSpecificConfigDefaultSets-should-move-to-toml-json-files
fallbackDefaultSet = chainSpecificConfigDefaultSet{
balanceMonitorEnabled: true,
blockEmissionIdleWarningThreshold: 1 * time.Minute,
blockHistoryEstimatorBatchSize: 4, // FIXME: Workaround `websocket: read limit exceeded` until https://app.clubhouse.io/chainlinklabs/story/6717/geth-websockets-can-sometimes-go-bad-under-heavy-load-proposal-for-eth-node-balancer
blockHistoryEstimatorBlockDelay: 1,
blockHistoryEstimatorBlockHistorySize: 8,
// Connectivity checker is conservative by default: if a transaction
// has been above 90% mark for 12 blocks, it is relatively safe to
// assume a connectivity issue.
blockHistoryEstimatorCheckInclusionBlocks: 12,
blockHistoryEstimatorCheckInclusionPercentile: 90,
blockHistoryEstimatorTransactionPercentile: 60,
chainType: "",
eip1559DynamicFees: false,
ethTxReaperInterval: 1 * time.Hour,
ethTxReaperThreshold: 168 * time.Hour,
ethTxResendAfterThreshold: 1 * time.Minute,
finalityDepth: 50,
gasBumpPercent: 20,
gasBumpThreshold: 3,
gasBumpTxDepth: 10,
gasBumpWei: *assets.GWei(5),
gasEstimatorMode: "BlockHistory",
gasFeeCapDefault: *DefaultGasFeeCap,
gasLimitDefault: DefaultGasLimit,
gasLimitMax: DefaultGasLimit, // equal since no effect other than Arbitrum
gasLimitMultiplier: 1.0,
gasLimitTransfer: 21000,
gasPriceDefault: *DefaultGasPrice,
gasTipCapDefault: *DefaultGasTip,
gasTipCapMinimum: *assets.NewWeiI(1),
headTrackerHistoryDepth: 100,
headTrackerMaxBufferSize: 3,
headTrackerSamplingInterval: 1 * time.Second,
linkContractAddress: "",
logBackfillBatchSize: 100,
logKeepBlocksDepth: 100_000,
logPollInterval: 15 * time.Second,
maxGasPriceWei: *MaxLegalGasPrice,
maxInFlightTransactions: 16,
maxQueuedTransactions: 250,
minGasPriceWei: *assets.GWei(1),
minIncomingConfirmations: 3,
minimumContractPayment: DefaultMinimumContractPayment,
nodeDeadAfterNoNewHeadersThreshold: 3 * time.Minute,
nodePollFailureThreshold: 5,
nodePollInterval: 10 * time.Second,
nodeSelectionMode: client.NodeSelectionMode_HighestHead,
nodeSyncThreshold: 5,
nonceAutoSync: true,
ocrContractConfirmations: 4,
ocrContractTransmitterTransmitTimeout: 10 * time.Second,
ocrDatabaseTimeout: 10 * time.Second,
ocrObservationGracePeriod: 1 * time.Second,
ocr2AutomationGasLimit: 5_300_000, // 5.3M: 5M upkeep gas limit + 300K overhead
operatorFactoryAddress: "",
rpcDefaultBatchSize: 100,
useForwarders: false,
complete: true,
}
mainnet := fallbackDefaultSet
mainnet.blockHistoryEstimatorBlockHistorySize = 4 // EIP-1559 does well on a smaller block history size
mainnet.blockHistoryEstimatorTransactionPercentile = 50
mainnet.eip1559DynamicFees = true // enable EIP-1559 on Eth Mainnet and all testnets
mainnet.linkContractAddress = "0x514910771AF9Ca656af840dff83E8264EcF986CA"
mainnet.minimumContractPayment = assets.NewLinkFromJuels(100000000000000000) // 0.1 LINK
mainnet.operatorFactoryAddress = "0x3e64cd889482443324f91bfa9c84fe72a511f48a"
// NOTE: There are probably other variables we can tweak for Kovan and other
// test chains, but the defaults have been working fine and if it ain't
// broke, don't fix it.
ropsten := mainnet
ropsten.linkContractAddress = "0x20fe562d797a42dcb3399062ae9546cd06f63280"
ropsten.operatorFactoryAddress = ""
kovan := mainnet
kovan.linkContractAddress = "0xa36085F69e2889c224210F603D836748e7dC0088"
kovan.operatorFactoryAddress = "0x8007e24251b1D2Fc518Eb843A701d9cD21fe0aA3"
// WONTFIX: Kovan has strange behaviour with EIP1559, see: https://app.shortcut.com/chainlinklabs/story/34098/kovan-can-emit-blocks-that-violate-assumptions-in-block-history-estimator
// This is a WONTFIX because support for Kovan will soon be dropped
kovan.eip1559DynamicFees = false
goerli := mainnet
goerli.linkContractAddress = "0x326c977e6efc84e512bb9c30f76e30c160ed06fb"
goerli.eip1559DynamicFees = true
goerli.operatorFactoryAddress = ""
rinkeby := mainnet
rinkeby.linkContractAddress = "0x01BE23585060835E02B77ef475b0Cc51aA1e0709"
// WONTFIX: Rinkeby has not been tested with EIP1559
// This is a WONTFIX because support for Rinkeby will soon be dropped
rinkeby.eip1559DynamicFees = false
rinkeby.operatorFactoryAddress = ""
sepolia := mainnet
sepolia.linkContractAddress = "0xb227f007804c16546Bd054dfED2E7A1fD5437678"
sepolia.operatorFactoryAddress = "" // doesn't exist yet
sepolia.eip1559DynamicFees = true
// simulated chain is actually a local client that "pretends" to be a blockchain
// see: https://goethereumbook.org/en/client-simulated/
// generally speaking, this is only used in tests
simulated := fallbackDefaultSet
simulated.blockEmissionIdleWarningThreshold = 0
simulated.nodeDeadAfterNoNewHeadersThreshold = 0 // Assume simulated chain can never die
simulated.ethTxResendAfterThreshold = 0
simulated.gasFeeCapDefault = *assets.GWei(100000)
simulated.maxGasPriceWei = *assets.GWei(100000) // must be the same as gasFeeCapDefault in FixedPrice mode with gas bumping disabled
simulated.finalityDepth = 1 // Simulated does not have re-orgs
simulated.gasBumpThreshold = 0 // Never bump gas
simulated.gasEstimatorMode = "FixedPrice"
simulated.headTrackerHistoryDepth = 10
simulated.headTrackerSamplingInterval = 1 * time.Second
simulated.minIncomingConfirmations = 1
simulated.minGasPriceWei = *assets.NewWeiI(0)
simulated.ocrContractConfirmations = 1
simulated.headTrackerMaxBufferSize = 100
simulated.headTrackerSamplingInterval = 0
simulated.ethTxReaperThreshold = 0
simulated.minimumContractPayment = assets.NewLinkFromJuels(100)
// xDai currently uses AuRa (like Parity) consensus so finality rules will be similar to parity
// See: https://www.poa.network/for-users/whitepaper/poadao-v1/proof-of-authority
// NOTE: xDai is planning to move to Honeybadger BFT which might have different finality guarantees
// https://www.xdaichain.com/for-validators/consensus/honeybadger-bft-consensus
// For worst case re-org depth on AuRa, assume 2n+2 (see: https://github.com/poanetwork/wiki/wiki/Aura-Consensus-Protocol-Audit)
// With xDai's current maximum of 19 validators then 40 blocks is the maximum possible re-org)
// The mainnet default of 50 blocks is ok here
xDaiMainnet := fallbackDefaultSet
xDaiMainnet.chainType = config.ChainXDai
xDaiMainnet.gasBumpThreshold = 3 // 15s delay since feeds update every minute in volatile situations
xDaiMainnet.gasPriceDefault = *assets.GWei(1)
xDaiMainnet.minGasPriceWei = *assets.GWei(1) // 1 Gwei is the minimum accepted by the validators (unless whitelisted)
xDaiMainnet.maxGasPriceWei = *assets.GWei(500)
xDaiMainnet.linkContractAddress = "0xE2e73A1c69ecF83F464EFCE6A5be353a37cA09b2"
xDaiMainnet.logPollInterval = 5 * time.Second
// BSC uses Clique consensus with ~3s block times
// Clique offers finality within (N/2)+1 blocks where N is number of signers
// There are 21 BSC validators so theoretically finality should occur after 21/2+1 = 11 blocks
bscMainnet := fallbackDefaultSet
bscMainnet.blockEmissionIdleWarningThreshold = 15 * time.Second
bscMainnet.nodeDeadAfterNoNewHeadersThreshold = 30 * time.Second
bscMainnet.blockHistoryEstimatorBlockDelay = 2
bscMainnet.blockHistoryEstimatorBlockHistorySize = 24
bscMainnet.ethTxResendAfterThreshold = 1 * time.Minute
bscMainnet.finalityDepth = 50 // Keeping this >> 11 because it's not expensive and gives us a safety margin
bscMainnet.gasBumpThreshold = 5 // 15s delay since feeds update every minute in volatile situations
bscMainnet.gasBumpWei = *assets.GWei(5)
bscMainnet.gasPriceDefault = *assets.GWei(5)
bscMainnet.headTrackerHistoryDepth = 100
bscMainnet.headTrackerSamplingInterval = 1 * time.Second
bscMainnet.linkContractAddress = "0x404460c6a5ede2d891e8297795264fde62adbb75"
bscMainnet.minGasPriceWei = *assets.GWei(1)
bscMainnet.minIncomingConfirmations = 3
bscMainnet.ocrDatabaseTimeout = 2 * time.Second
bscMainnet.ocrContractTransmitterTransmitTimeout = 2 * time.Second
bscMainnet.ocrObservationGracePeriod = 500 * time.Millisecond
bscMainnet.logPollInterval = 3 * time.Second
bscMainnet.nodeSyncThreshold = 10
hecoMainnet := bscMainnet
// Polygon has a 1s block time and looser finality guarantees than ethereum.
// Re-orgs have been observed at 64 blocks or even deeper
polygonMainnet := fallbackDefaultSet
polygonMainnet.blockEmissionIdleWarningThreshold = 15 * time.Second
polygonMainnet.nodeDeadAfterNoNewHeadersThreshold = 30 * time.Second
polygonMainnet.finalityDepth = 500 // It is quite common to see re-orgs on polygon go several hundred blocks deep. See: https://polygonscan.com/blocks_forked
polygonMainnet.gasBumpThreshold = 5 // 10s delay since feeds update every minute in volatile situations
polygonMainnet.gasBumpWei = *assets.GWei(20)
polygonMainnet.headTrackerHistoryDepth = 2000 // Polygon suffers from a tremendous number of re-orgs, we need to set this to something very large to be conservative enough
polygonMainnet.headTrackerSamplingInterval = 1 * time.Second
polygonMainnet.blockEmissionIdleWarningThreshold = 15 * time.Second
polygonMainnet.maxQueuedTransactions = 5000 // Since re-orgs on Polygon can be so large, we need a large safety buffer to allow time for the queue to clear down before we start dropping transactions
polygonMainnet.gasPriceDefault = *assets.GWei(30) // Many Polygon RPC providers set a minimum of 30 GWei on mainnet to prevent spam
polygonMainnet.minGasPriceWei = *assets.GWei(30) // Many Polygon RPC providers set a minimum of 30 GWei on mainnet to prevent spam
polygonMainnet.ethTxResendAfterThreshold = 1 * time.Minute // Matic nodes under high mempool pressure are liable to drop txes, we need to ensure we keep sending them
polygonMainnet.blockHistoryEstimatorBlockDelay = 10 // Must be set to something large here because Polygon has so many re-orgs that otherwise we are constantly refetching
polygonMainnet.blockHistoryEstimatorBlockHistorySize = 24
polygonMainnet.linkContractAddress = "0xb0897686c545045afc77cf20ec7a532e3120e0f1"
polygonMainnet.minIncomingConfirmations = 5
polygonMainnet.logPollInterval = 1 * time.Second
polygonMainnet.nodeSyncThreshold = 10
polygonMumbai := polygonMainnet
polygonMumbai.gasPriceDefault = *assets.GWei(1)
polygonMumbai.minGasPriceWei = *assets.GWei(1)
polygonMumbai.linkContractAddress = "0x326C977E6efc84E512bB9C30f76E30c160eD06FB"
// Arbitrum is an L2 chain. Pending proper L2 support, for now we rely on their sequencer
arbitrumMainnet := fallbackDefaultSet
arbitrumMainnet.blockEmissionIdleWarningThreshold = 0
arbitrumMainnet.nodeDeadAfterNoNewHeadersThreshold = 0 // Arbitrum only emits blocks when a new tx is received, so this method of liveness detection is not useful
arbitrumMainnet.chainType = config.ChainArbitrum
arbitrumMainnet.gasBumpThreshold = 0 // Disable gas bumping on arbitrum
arbitrumMainnet.gasEstimatorMode = "Arbitrum"
arbitrumMainnet.gasLimitMax = 1_000_000_000
arbitrumMainnet.minGasPriceWei = *assets.NewWeiI(0) // Arbitrum uses the suggested gas price so we don't want to place any limits on the minimum
arbitrumMainnet.gasPriceDefault = *assets.NewWeiI(100000000) // 0.1 gwei
arbitrumMainnet.gasFeeCapDefault = *assets.GWei(1000)
arbitrumMainnet.blockHistoryEstimatorBlockHistorySize = 0 // Force an error if someone set GAS_UPDATER_ENABLED=true by accident; we never want to run the block history estimator on arbitrum
arbitrumMainnet.linkContractAddress = "0xf97f4df75117a78c1A5a0DBb814Af92458539FB4"
arbitrumMainnet.logPollInterval = 1 * time.Second
arbitrumMainnet.nodeSyncThreshold = 10
arbitrumMainnet.ocrContractConfirmations = 1
arbitrumRinkeby := arbitrumMainnet
arbitrumRinkeby.linkContractAddress = "0x615fBe6372676474d9e6933d310469c9b68e9726"
arbitrumGoerli := arbitrumRinkeby
arbitrumGoerli.linkContractAddress = "0xd14838A68E8AFBAdE5efb411d5871ea0011AFd28"
// Optimism is an L2 chain. Pending proper L2 support, for now we rely on their sequencer
optimismMainnet := fallbackDefaultSet
optimismMainnet.blockEmissionIdleWarningThreshold = 0
optimismMainnet.nodeDeadAfterNoNewHeadersThreshold = 0 // Optimism only emits blocks when a new tx is received, so this method of liveness detection is not useful
optimismMainnet.blockHistoryEstimatorBlockHistorySize = 0 // Force an error if someone set GAS_UPDATER_ENABLED=true by accident; we never want to run the block history estimator on optimism
optimismMainnet.chainType = config.ChainOptimism
optimismMainnet.ethTxResendAfterThreshold = 15 * time.Second
optimismMainnet.finalityDepth = 1 // Sequencer offers absolute finality as long as no re-org longer than 20 blocks occurs on main chain this event would require special handling (new txm)
optimismMainnet.gasBumpThreshold = 0 // Never bump gas on optimism
optimismMainnet.gasEstimatorMode = "L2Suggested"
optimismMainnet.headTrackerHistoryDepth = 10
optimismMainnet.headTrackerSamplingInterval = 1 * time.Second
optimismMainnet.linkContractAddress = "0x350a791Bfc2C21F9Ed5d10980Dad2e2638ffa7f6"
optimismMainnet.minIncomingConfirmations = 1
optimismMainnet.minGasPriceWei = *assets.NewWeiI(0) // Optimism uses the L2Suggested estimator; we don't want to place any limits on the minimum gas price
optimismMainnet.nodeSyncThreshold = 10
optimismMainnet.ocrContractConfirmations = 1
optimismMainnet.ocr2AutomationGasLimit = 6_500_000 // 5M (upkeep limit) + 1.5M. Optimism requires a larger overhead than normal chains
optimismKovan := optimismMainnet
optimismKovan.blockEmissionIdleWarningThreshold = 30 * time.Minute
optimismKovan.linkContractAddress = "0x4911b761993b9c8c0d14Ba2d86902AF6B0074F5B"
// Optimism's Bedrock upgrade uses EIP-1559.
optimismBedrock := fallbackDefaultSet
optimismBedrock.eip1559DynamicFees = true
optimismBedrock.blockEmissionIdleWarningThreshold = 30 * time.Second
optimismBedrock.nodeDeadAfterNoNewHeadersThreshold = 60 * time.Second // Bedrock produces blocks every two seconds, regardless of whether there are transactions to put in them or not.
optimismBedrock.blockHistoryEstimatorBlockHistorySize = 24
optimismBedrock.chainType = config.ChainOptimismBedrock
optimismBedrock.ethTxResendAfterThreshold = 30 * time.Second
optimismBedrock.logPollInterval = 2 * time.Second
optimismBedrock.ocr2AutomationGasLimit = 6_500_000 // 5M (upkeep limit) + 1.5M. Optimism requires a larger overhead than normal chains
// Bedrock supports a 10 block reorg resistance in L1. However, it considers a block final when it is included in a final block in L1.
// L1 finality with PoS: Every 32 slots(epoch) each validator on the network has the opportunity to vote in favor of the epoch.
// It takes two justified epochs for those epochs, and all the blocks inside of them, to be considered finalized.
// (The proper way to consider finalization would be to mark an L2 block final when it gets included in a final L1 block, which requires special handling (new txm))
optimismBedrock.finalityDepth = 200
optimismBedrock.headTrackerHistoryDepth = 300
optimismBedrock.nodeSyncThreshold = 10
optimismGoerli := optimismBedrock
optimismGoerli.minGasPriceWei = *assets.NewWeiI(1) // Gas prices were significantly reduced after the upgrade.
optimismGoerli.linkContractAddress = "0xdc2CC710e42857672E7907CF474a69B63B93089f"
// Fantom
fantomMainnet := fallbackDefaultSet
fantomMainnet.blockEmissionIdleWarningThreshold = 15 * time.Second
fantomMainnet.blockHistoryEstimatorBlockDelay = 2
fantomMainnet.gasPriceDefault = *assets.GWei(15)
fantomMainnet.linkContractAddress = "0x6f43ff82cca38001b6699a8ac47a2d0e66939407"
fantomMainnet.logPollInterval = 1 * time.Second
fantomMainnet.minIncomingConfirmations = 3
fantomMainnet.nodeDeadAfterNoNewHeadersThreshold = 30 * time.Second
fantomMainnet.ocr2AutomationGasLimit = 3_800_000 // 3.5M (upkeep limit) + 300K. Fantom has a lower max gas limit than other chains
fantomTestnet := fantomMainnet
fantomTestnet.linkContractAddress = "0xfafedb041c0dd4fa2dc0d87a6b0979ee6fa7af5f"
fantomTestnet.blockEmissionIdleWarningThreshold = 0
fantomTestnet.nodeDeadAfterNoNewHeadersThreshold = 0 // Fantom testnet only emits blocks when a new tx is received, so this method of liveness detection is not useful
// RSK
// RSK prices its txes in sats not wei
rskMainnet := fallbackDefaultSet
rskMainnet.gasPriceDefault = *assets.NewWeiI(50000000) // It's about 100 times more expensive than Wei, very roughly speaking
rskMainnet.linkContractAddress = "0x14adae34bef7ca957ce2dde5add97ea050123827"
rskMainnet.maxGasPriceWei = *assets.NewWeiI(50000000000)
rskMainnet.gasFeeCapDefault = *assets.NewWeiI(100000000) // rsk does not yet support EIP-1559 but this allows validation to pass
rskMainnet.minGasPriceWei = *assets.NewWeiI(0)
rskMainnet.minimumContractPayment = assets.NewLinkFromJuels(1000000000000000)
rskMainnet.logPollInterval = 30 * time.Second
rskTestnet := rskMainnet
rskTestnet.linkContractAddress = "0x8bbbd80981fe76d44854d8df305e8985c19f0e78"
// Avalanche
avalancheMainnet := fallbackDefaultSet
avalancheMainnet.blockEmissionIdleWarningThreshold = 15 * time.Second
avalancheMainnet.nodeDeadAfterNoNewHeadersThreshold = 30 * time.Second
avalancheMainnet.linkContractAddress = "0x5947BB275c521040051D82396192181b413227A3"
avalancheMainnet.finalityDepth = 1
avalancheMainnet.gasEstimatorMode = "BlockHistory"
avalancheMainnet.gasPriceDefault = *assets.GWei(25)
avalancheMainnet.minGasPriceWei = *assets.GWei(25)
avalancheMainnet.blockHistoryEstimatorBlockHistorySize = 24 // Average block time of 2s
avalancheMainnet.blockHistoryEstimatorBlockDelay = 2
avalancheMainnet.minIncomingConfirmations = 1
avalancheMainnet.ocrContractConfirmations = 1
avalancheMainnet.logPollInterval = 3 * time.Second
avalancheFuji := avalancheMainnet
avalancheFuji.linkContractAddress = "0x0b9d5D9136855f6FEc3c0993feE6E9CE8a297846"
// Harmony
harmonyMainnet := fallbackDefaultSet
harmonyMainnet.blockEmissionIdleWarningThreshold = 15 * time.Second
harmonyMainnet.nodeDeadAfterNoNewHeadersThreshold = 30 * time.Second
harmonyMainnet.linkContractAddress = "0x218532a12a389a4a92fC0C5Fb22901D1c19198aA"
harmonyMainnet.gasPriceDefault = *assets.GWei(5)
harmonyMainnet.minIncomingConfirmations = 1
harmonyMainnet.logPollInterval = 2 * time.Second
harmonyTestnet := harmonyMainnet
harmonyTestnet.linkContractAddress = "0x8b12Ac23BFe11cAb03a634C1F117D64a7f2cFD3e"
// OKExChain
okxMainnet := fallbackDefaultSet
okxTestnet := okxMainnet
// Metis is an L2 chain based on Optimism.
metisMainnet := fallbackDefaultSet
metisMainnet.blockEmissionIdleWarningThreshold = 0
metisMainnet.nodeDeadAfterNoNewHeadersThreshold = 0
metisMainnet.blockHistoryEstimatorBlockHistorySize = 0 // Force an error if someone set GAS_UPDATER_ENABLED=true by accident; we never want to run the block history estimator on metis
metisMainnet.chainType = config.ChainMetis
metisMainnet.finalityDepth = 1 // Sequencer offers absolute finality
metisMainnet.gasBumpThreshold = 0 // Never bump gas on metis
metisMainnet.gasEstimatorMode = "L2Suggested"
metisMainnet.linkContractAddress = ""
metisMainnet.minIncomingConfirmations = 1
metisMainnet.minGasPriceWei = *assets.NewWeiI(0) // Metis uses the L2Suggested estimator; we don't want to place any limits on the minimum gas price
metisMainnet.ocrContractConfirmations = 1
metisMainnet.nodeSyncThreshold = 10
metisRinkeby := metisMainnet
metisRinkeby.linkContractAddress = ""
// Klaytn implements a special dynamic gas price model. It only charges the base fee and refunds the remaining.
// Max gas price is 750ston(gwei), although it can change by Governance.
// According to this: https://medium.com/klaytn/dynamic-gas-fee-pricing-mechanism-1dac83d2689 there are two ways to set proper gas fees:
// Use the return value from eth_gasPrice method, or send transaction with max gas price and get refunded. First one is more future proof.
klaytnMainnet := fallbackDefaultSet
klaytnMainnet.blockEmissionIdleWarningThreshold = 15 * time.Second // Klaytn has 1s block time
klaytnMainnet.nodeDeadAfterNoNewHeadersThreshold = 30 * time.Second
klaytnMainnet.gasPriceDefault = *assets.GWei(750)
klaytnMainnet.finalityDepth = 1 // Klaytn offers instant finality
klaytnMainnet.gasBumpThreshold = 0 // Never bump gas
klaytnMainnet.gasEstimatorMode = "L2Suggested"
klaytnMainnet.minIncomingConfirmations = 1
klaytnMainnet.ocrContractConfirmations = 1
klaytnTestnet := klaytnMainnet
chainSpecificConfigDefaultSets = make(map[int64]chainSpecificConfigDefaultSet)
chainSpecificConfigDefaultSets[1] = mainnet
chainSpecificConfigDefaultSets[3] = ropsten
chainSpecificConfigDefaultSets[4] = rinkeby
chainSpecificConfigDefaultSets[5] = goerli
chainSpecificConfigDefaultSets[11155111] = sepolia
chainSpecificConfigDefaultSets[42] = kovan
chainSpecificConfigDefaultSets[10] = optimismMainnet
chainSpecificConfigDefaultSets[69] = optimismKovan
chainSpecificConfigDefaultSets[420] = optimismGoerli
chainSpecificConfigDefaultSets[42161] = arbitrumMainnet
chainSpecificConfigDefaultSets[421611] = arbitrumRinkeby
chainSpecificConfigDefaultSets[421613] = arbitrumGoerli
chainSpecificConfigDefaultSets[56] = bscMainnet
chainSpecificConfigDefaultSets[128] = hecoMainnet
chainSpecificConfigDefaultSets[250] = fantomMainnet
chainSpecificConfigDefaultSets[4002] = fantomTestnet
chainSpecificConfigDefaultSets[137] = polygonMainnet
chainSpecificConfigDefaultSets[80001] = polygonMumbai
chainSpecificConfigDefaultSets[100] = xDaiMainnet
chainSpecificConfigDefaultSets[30] = rskMainnet
chainSpecificConfigDefaultSets[31] = rskTestnet
chainSpecificConfigDefaultSets[43113] = avalancheFuji
chainSpecificConfigDefaultSets[43114] = avalancheMainnet
chainSpecificConfigDefaultSets[1666600000] = harmonyMainnet
chainSpecificConfigDefaultSets[1666700000] = harmonyTestnet
chainSpecificConfigDefaultSets[65] = okxTestnet
chainSpecificConfigDefaultSets[66] = okxMainnet
chainSpecificConfigDefaultSets[588] = metisRinkeby
chainSpecificConfigDefaultSets[1088] = metisMainnet
chainSpecificConfigDefaultSets[8217] = klaytnMainnet
chainSpecificConfigDefaultSets[1001] = klaytnTestnet
chainSpecificConfigDefaultSets[1337] = simulated
// sanity check
for id, c := range chainSpecificConfigDefaultSets {
if !c.complete {
panic(fmt.Sprintf("chain %d configuration incomplete - "+
"start from fallbackDefaultSet instead of zero value", id))
}
}
}