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588 lines
25 KiB
588 lines
25 KiB
package params
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import (
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"fmt"
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"math/big"
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"sync"
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"github.com/ethereum/go-ethereum/common"
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)
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// Well-known chain IDs.
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var (
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MainnetChainID = big.NewInt(1)
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TestnetChainID = big.NewInt(2)
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PangaeaChainID = big.NewInt(3)
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PartnerChainID = big.NewInt(4)
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StressnetChainID = big.NewInt(5)
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TestChainID = big.NewInt(99) // not a real network
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AllProtocolChangesChainID = big.NewInt(100) // not a real network
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// EthMainnetShard0ChainID to be reserved unique chain ID for eth compatible chains.
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EthMainnetShard0ChainID = big.NewInt(1666600000)
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EthTestnetShard0ChainID = big.NewInt(1666700000)
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EthPangaeaShard0ChainID = big.NewInt(1666800000)
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EthPartnerShard0ChainID = big.NewInt(1666900000)
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EthStressnetShard0ChainID = big.NewInt(1667000000)
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EthTestShard0ChainID = big.NewInt(1667100000) // not a real network
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EthAllProtocolChangesShard0ChainID = big.NewInt(1667200000) // not a real network
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)
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// EpochTBD is a large, “not anytime soon” epoch. It used as a placeholder
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// until the exact epoch is decided.
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var EpochTBD = big.NewInt(10000000)
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var once sync.Once
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var (
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// MainnetChainConfig is the chain parameters to run a node on the main network.
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MainnetChainConfig = &ChainConfig{
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ChainID: MainnetChainID,
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EthCompatibleChainID: EthMainnetShard0ChainID,
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EthCompatibleShard0ChainID: EthMainnetShard0ChainID,
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EthCompatibleEpoch: big.NewInt(442), // Around Thursday Feb 4th 2020, 10AM PST
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CrossTxEpoch: big.NewInt(28),
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CrossLinkEpoch: big.NewInt(186),
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AggregatedRewardEpoch: big.NewInt(689), // Around Wed Sept 15th 2021 with 3.5s block time
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StakingEpoch: big.NewInt(186),
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PreStakingEpoch: big.NewInt(185),
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QuickUnlockEpoch: big.NewInt(191),
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FiveSecondsEpoch: big.NewInt(230),
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TwoSecondsEpoch: big.NewInt(366), // Around Tuesday Dec 8th 2020, 8AM PST
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SixtyPercentEpoch: big.NewInt(530), // Around Monday Apr 12th 2021, 22:30 UTC
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RedelegationEpoch: big.NewInt(290),
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NoEarlyUnlockEpoch: big.NewInt(530), // Around Monday Apr 12th 2021, 22:30 UTC
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VRFEpoch: big.NewInt(631), // Around Wed July 7th 2021
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PrevVRFEpoch: big.NewInt(689), // Around Wed Sept 15th 2021 with 3.5s block time
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MinDelegation100Epoch: big.NewInt(631), // Around Wed July 7th 2021
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MinCommissionRateEpoch: big.NewInt(631), // Around Wed July 7th 2021
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MinCommissionPromoPeriod: big.NewInt(100),
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EPoSBound35Epoch: big.NewInt(631), // Around Wed July 7th 2021
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EIP155Epoch: big.NewInt(28),
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S3Epoch: big.NewInt(28),
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IstanbulEpoch: big.NewInt(314),
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ReceiptLogEpoch: big.NewInt(101),
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}
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// TestnetChainConfig contains the chain parameters to run a node on the harmony test network.
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TestnetChainConfig = &ChainConfig{
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ChainID: TestnetChainID,
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EthCompatibleChainID: EthTestnetShard0ChainID,
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EthCompatibleShard0ChainID: EthTestnetShard0ChainID,
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EthCompatibleEpoch: big.NewInt(73290),
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CrossTxEpoch: big.NewInt(0),
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CrossLinkEpoch: big.NewInt(2),
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AggregatedRewardEpoch: big.NewInt(74275),
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StakingEpoch: big.NewInt(2),
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PreStakingEpoch: big.NewInt(1),
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QuickUnlockEpoch: big.NewInt(0),
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FiveSecondsEpoch: big.NewInt(16500),
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TwoSecondsEpoch: big.NewInt(73000),
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SixtyPercentEpoch: big.NewInt(73282),
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RedelegationEpoch: big.NewInt(36500),
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NoEarlyUnlockEpoch: big.NewInt(73580),
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VRFEpoch: big.NewInt(73880),
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PrevVRFEpoch: big.NewInt(74384),
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MinDelegation100Epoch: big.NewInt(73880),
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MinCommissionRateEpoch: big.NewInt(73880),
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MinCommissionPromoPeriod: big.NewInt(10),
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EPoSBound35Epoch: big.NewInt(73880),
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EIP155Epoch: big.NewInt(0),
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S3Epoch: big.NewInt(0),
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IstanbulEpoch: big.NewInt(43800),
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ReceiptLogEpoch: big.NewInt(0),
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}
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// PangaeaChainConfig contains the chain parameters for the Pangaea network.
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// All features except for CrossLink are enabled at launch.
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PangaeaChainConfig = &ChainConfig{
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ChainID: PangaeaChainID,
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EthCompatibleChainID: EthPangaeaShard0ChainID,
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EthCompatibleShard0ChainID: EthPangaeaShard0ChainID,
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EthCompatibleEpoch: big.NewInt(0),
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CrossTxEpoch: big.NewInt(0),
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CrossLinkEpoch: big.NewInt(2),
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AggregatedRewardEpoch: big.NewInt(3),
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StakingEpoch: big.NewInt(2),
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PreStakingEpoch: big.NewInt(1),
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QuickUnlockEpoch: big.NewInt(0),
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FiveSecondsEpoch: big.NewInt(0),
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TwoSecondsEpoch: big.NewInt(0),
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SixtyPercentEpoch: big.NewInt(0),
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RedelegationEpoch: big.NewInt(0),
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NoEarlyUnlockEpoch: big.NewInt(0),
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VRFEpoch: big.NewInt(0),
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PrevVRFEpoch: big.NewInt(0),
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MinDelegation100Epoch: big.NewInt(0),
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MinCommissionRateEpoch: big.NewInt(0),
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MinCommissionPromoPeriod: big.NewInt(10),
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EPoSBound35Epoch: big.NewInt(0),
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EIP155Epoch: big.NewInt(0),
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S3Epoch: big.NewInt(0),
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IstanbulEpoch: big.NewInt(0),
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ReceiptLogEpoch: big.NewInt(0),
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}
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// PartnerChainConfig contains the chain parameters for the Partner network.
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// All features except for CrossLink are enabled at launch.
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PartnerChainConfig = &ChainConfig{
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ChainID: PartnerChainID,
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EthCompatibleChainID: EthPartnerShard0ChainID,
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EthCompatibleShard0ChainID: EthPartnerShard0ChainID,
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EthCompatibleEpoch: big.NewInt(0),
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CrossTxEpoch: big.NewInt(0),
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CrossLinkEpoch: big.NewInt(2),
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AggregatedRewardEpoch: big.NewInt(3),
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StakingEpoch: big.NewInt(2),
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PreStakingEpoch: big.NewInt(1),
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QuickUnlockEpoch: big.NewInt(0),
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FiveSecondsEpoch: big.NewInt(0),
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TwoSecondsEpoch: big.NewInt(0),
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SixtyPercentEpoch: big.NewInt(0),
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RedelegationEpoch: big.NewInt(0),
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NoEarlyUnlockEpoch: big.NewInt(0),
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VRFEpoch: big.NewInt(0),
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PrevVRFEpoch: big.NewInt(0),
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MinDelegation100Epoch: big.NewInt(0),
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MinCommissionRateEpoch: big.NewInt(0),
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MinCommissionPromoPeriod: big.NewInt(10),
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EPoSBound35Epoch: big.NewInt(0),
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EIP155Epoch: big.NewInt(0),
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S3Epoch: big.NewInt(0),
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IstanbulEpoch: big.NewInt(0),
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ReceiptLogEpoch: big.NewInt(0),
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}
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// StressnetChainConfig contains the chain parameters for the Stress test network.
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// All features except for CrossLink are enabled at launch.
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StressnetChainConfig = &ChainConfig{
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ChainID: StressnetChainID,
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EthCompatibleChainID: EthStressnetShard0ChainID,
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EthCompatibleShard0ChainID: EthStressnetShard0ChainID,
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EthCompatibleEpoch: big.NewInt(0),
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CrossTxEpoch: big.NewInt(0),
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CrossLinkEpoch: big.NewInt(2),
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AggregatedRewardEpoch: big.NewInt(3),
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StakingEpoch: big.NewInt(2),
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PreStakingEpoch: big.NewInt(1),
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QuickUnlockEpoch: big.NewInt(0),
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FiveSecondsEpoch: big.NewInt(0),
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TwoSecondsEpoch: big.NewInt(0),
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SixtyPercentEpoch: big.NewInt(10),
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RedelegationEpoch: big.NewInt(0),
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NoEarlyUnlockEpoch: big.NewInt(0),
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VRFEpoch: big.NewInt(0),
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PrevVRFEpoch: big.NewInt(0),
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MinDelegation100Epoch: big.NewInt(0),
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MinCommissionRateEpoch: big.NewInt(0),
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MinCommissionPromoPeriod: big.NewInt(10),
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EPoSBound35Epoch: big.NewInt(0),
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EIP155Epoch: big.NewInt(0),
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S3Epoch: big.NewInt(0),
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IstanbulEpoch: big.NewInt(0),
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ReceiptLogEpoch: big.NewInt(0),
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}
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// LocalnetChainConfig contains the chain parameters to run for local development.
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LocalnetChainConfig = &ChainConfig{
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ChainID: TestnetChainID,
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EthCompatibleChainID: EthTestnetShard0ChainID,
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EthCompatibleShard0ChainID: EthTestnetShard0ChainID,
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EthCompatibleEpoch: big.NewInt(0),
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CrossTxEpoch: big.NewInt(0),
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CrossLinkEpoch: big.NewInt(2),
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AggregatedRewardEpoch: big.NewInt(3),
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StakingEpoch: big.NewInt(2),
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PreStakingEpoch: big.NewInt(0),
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QuickUnlockEpoch: big.NewInt(0),
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FiveSecondsEpoch: big.NewInt(0),
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TwoSecondsEpoch: big.NewInt(3),
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SixtyPercentEpoch: EpochTBD, // Never enable it for localnet as localnet has no external validator setup
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RedelegationEpoch: big.NewInt(0),
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NoEarlyUnlockEpoch: big.NewInt(0),
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VRFEpoch: big.NewInt(0),
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PrevVRFEpoch: big.NewInt(0),
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MinDelegation100Epoch: big.NewInt(0),
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MinCommissionRateEpoch: big.NewInt(0),
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MinCommissionPromoPeriod: big.NewInt(10),
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EPoSBound35Epoch: big.NewInt(0),
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EIP155Epoch: big.NewInt(0),
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S3Epoch: big.NewInt(0),
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IstanbulEpoch: big.NewInt(0),
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ReceiptLogEpoch: big.NewInt(0),
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}
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// AllProtocolChanges ...
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// This configuration is intentionally not using keyed fields to force anyone
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// adding flags to the config to also have to set these fields.
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AllProtocolChanges = &ChainConfig{
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AllProtocolChangesChainID, // ChainID
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EthAllProtocolChangesShard0ChainID, // EthCompatibleChainID
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EthAllProtocolChangesShard0ChainID, // EthCompatibleShard0ChainID
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big.NewInt(0), // EthCompatibleEpoch
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big.NewInt(0), // CrossTxEpoch
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big.NewInt(0), // CrossLinkEpoch
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big.NewInt(0), // AggregatedRewardEpoch
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big.NewInt(0), // StakingEpoch
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big.NewInt(0), // PreStakingEpoch
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big.NewInt(0), // QuickUnlockEpoch
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big.NewInt(0), // FiveSecondsEpoch
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big.NewInt(0), // TwoSecondsEpoch
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big.NewInt(0), // SixtyPercentEpoch
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big.NewInt(0), // RedelegationEpoch
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big.NewInt(0), // NoEarlyUnlockEpoch
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big.NewInt(0), // VRFEpoch
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big.NewInt(0), // PrevVRFEpoch
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big.NewInt(0), // MinDelegation100Epoch
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big.NewInt(0), // MinCommissionRateEpoch
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big.NewInt(10), // MinCommissionPromoPeriod
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big.NewInt(0), // EPoSBound35Epoch
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big.NewInt(0), // EIP155Epoch
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big.NewInt(0), // S3Epoch
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big.NewInt(0), // IstanbulEpoch
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big.NewInt(0), // ReceiptLogEpoch
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}
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// TestChainConfig ...
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// This configuration is intentionally not using keyed fields to force anyone
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// adding flags to the config to also have to set these fields.
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TestChainConfig = &ChainConfig{
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TestChainID, // ChainID
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EthTestShard0ChainID, // EthCompatibleChainID
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EthTestShard0ChainID, // EthCompatibleShard0ChainID
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big.NewInt(0), // EthCompatibleEpoch
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big.NewInt(0), // CrossTxEpoch
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big.NewInt(0), // CrossLinkEpoch
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big.NewInt(0), // AggregatedRewardEpoch
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big.NewInt(0), // StakingEpoch
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big.NewInt(0), // PreStakingEpoch
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big.NewInt(0), // QuickUnlockEpoch
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big.NewInt(0), // FiveSecondsEpoch
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big.NewInt(0), // TwoSecondsEpoch
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big.NewInt(0), // SixtyPercentEpoch
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big.NewInt(0), // RedelegationEpoch
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big.NewInt(0), // NoEarlyUnlockEpoch
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big.NewInt(0), // VRFEpoch
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big.NewInt(0), // PrevVRFEpoch
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big.NewInt(0), // MinDelegation100Epoch
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big.NewInt(0), // MinCommissionRateEpoch
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big.NewInt(10), // MinCommissionPromoPeriod
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big.NewInt(0), // EPoSBound35Epoch
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big.NewInt(0), // EIP155Epoch
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big.NewInt(0), // S3Epoch
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big.NewInt(0), // IstanbulEpoch
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big.NewInt(0), // ReceiptLogEpoch
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}
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// TestRules ...
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TestRules = TestChainConfig.Rules(new(big.Int))
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)
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// TrustedCheckpoint represents a set of post-processed trie roots (CHT and
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// BloomTrie) associated with the appropriate section index and head hash. It is
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// used to start light syncing from this checkpoint and avoid downloading the
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// entire header chain while still being able to securely access old headers/logs.
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type TrustedCheckpoint struct {
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Name string `json:"-"`
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SectionIndex uint64 `json:"sectionIndex"`
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SectionHead common.Hash `json:"sectionHead"`
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CHTRoot common.Hash `json:"chtRoot"`
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BloomRoot common.Hash `json:"bloomRoot"`
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}
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// ChainConfig is the core config which determines the blockchain settings.
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//
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// ChainConfig is stored in the database on a per block basis. This means
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// that any network, identified by its genesis block, can have its own
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// set of configuration options.
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type ChainConfig struct {
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// ChainId identifies the current chain and is used for replay protection
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ChainID *big.Int `json:"chain-id"`
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// EthCompatibleChainID identifies the chain id used for ethereum compatible transactions
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EthCompatibleChainID *big.Int `json:"eth-compatible-chain-id"`
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// EthCompatibleShard0ChainID identifies the shard 0 chain id used for ethereum compatible transactions
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EthCompatibleShard0ChainID *big.Int `json:"eth-compatible-shard-0-chain-id"`
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// EthCompatibleEpoch is the epoch where ethereum-compatible transaction starts being
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// processed.
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EthCompatibleEpoch *big.Int `json:"eth-compatible-epoch,omitempty"`
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// CrossTxEpoch is the epoch where cross-shard transaction starts being
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// processed.
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CrossTxEpoch *big.Int `json:"cross-tx-epoch,omitempty"`
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// CrossLinkEpoch is the epoch where beaconchain starts containing
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// cross-shard links.
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CrossLinkEpoch *big.Int `json:"cross-link-epoch,omitempty"`
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// AggregatedRewardEpoch is the epoch when block rewards are distributed every 64 blocks
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AggregatedRewardEpoch *big.Int `json:"aggregated-reward-epoch,omitempty"`
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// StakingEpoch is the epoch when shard assign takes staking into account
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StakingEpoch *big.Int `json:"staking-epoch,omitempty"`
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// PreStakingEpoch is the epoch we allow staking transactions
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PreStakingEpoch *big.Int `json:"prestaking-epoch,omitempty"`
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// QuickUnlockEpoch is the epoch when undelegation will be unlocked at the current epoch
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QuickUnlockEpoch *big.Int `json:"quick-unlock-epoch,omitempty"`
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// FiveSecondsEpoch is the epoch when block time is reduced to 5 seconds
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// and block rewards adjusted to 17.5 ONE/block
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FiveSecondsEpoch *big.Int `json:"five-seconds-epoch,omitempty"`
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// TwoSecondsEpoch is the epoch when block time is reduced to 2 seconds
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// and block rewards adjusted to 7 ONE/block
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TwoSecondsEpoch *big.Int `json:"two-seconds-epoch,omitempty"`
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// SixtyPercentEpoch is the epoch when internal voting power reduced from 68% to 60%
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SixtyPercentEpoch *big.Int `json:"sixty-percent-epoch,omitempty"`
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// RedelegationEpoch is the epoch when redelegation is supported and undelegation locking time
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// is restored to 7 epoch
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RedelegationEpoch *big.Int `json:"redelegation-epoch,omitempty"`
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// NoEarlyUnlockEpoch is the epoch when the early unlock of undelegated token from validators who were elected for
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// more than 7 epochs is disabled
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NoEarlyUnlockEpoch *big.Int `json:"no-early-unlock-epoch,omitempty"`
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// VRFEpoch is the epoch when VRF randomness is enabled
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VRFEpoch *big.Int `json:"vrf-epoch,omitempty"`
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// PrevVRFEpoch is the epoch when previous VRF randomness can be fetched
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PrevVRFEpoch *big.Int `json:"prev-vrf-epoch,omitempty"`
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// MinDelegation100Epoch is the epoch when min delegation is reduced from 1000 ONE to 100 ONE
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MinDelegation100Epoch *big.Int `json:"min-delegation-100-epoch,omitempty"`
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// MinCommissionRateEpoch is the epoch when policy for minimum comission rate of 5% is started
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MinCommissionRateEpoch *big.Int `json:"min-commission-rate-epoch,omitempty"`
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// MinCommissionPromoPeriod is the number of epochs when newly elected validators can have 0% commission
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MinCommissionPromoPeriod *big.Int `json:"commission-promo-period,omitempty"`
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// EPoSBound35Epoch is the epoch when the EPoS bound parameter c is changed from 15% to 35%
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EPoSBound35Epoch *big.Int `json:"epos-bound-35-epoch,omitempty"`
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// EIP155 hard fork epoch (include EIP158 too)
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EIP155Epoch *big.Int `json:"eip155-epoch,omitempty"`
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// S3 epoch is the first epoch containing S3 mainnet and all ethereum update up to Constantinople
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S3Epoch *big.Int `json:"s3-epoch,omitempty"`
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// Istanbul epoch
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IstanbulEpoch *big.Int `json:"istanbul-epoch,omitempty"`
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// ReceiptLogEpoch is the first epoch support receiptlog
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ReceiptLogEpoch *big.Int `json:"receipt-log-epoch,omitempty"`
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}
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// String implements the fmt.Stringer interface.
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func (c *ChainConfig) String() string {
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return fmt.Sprintf("{ChainID: %v EthCompatibleChainID: %v EIP155: %v CrossTx: %v Staking: %v CrossLink: %v ReceiptLog: %v}",
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c.ChainID,
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c.EthCompatibleChainID,
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c.EIP155Epoch,
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c.CrossTxEpoch,
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c.StakingEpoch,
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c.CrossLinkEpoch,
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c.ReceiptLogEpoch,
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)
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}
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// IsEIP155 returns whether epoch is either equal to the EIP155 fork epoch or greater.
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func (c *ChainConfig) IsEIP155(epoch *big.Int) bool {
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return isForked(c.EIP155Epoch, epoch)
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}
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// AcceptsCrossTx returns whether cross-shard transaction is accepted in the
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// given epoch.
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//
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// Note that this is different from comparing epoch against CrossTxEpoch.
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// Cross-shard transaction is accepted from CrossTxEpoch+1 and on, in order to
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// allow for all shards to roll into CrossTxEpoch and become able to handle
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// ingress receipts. In other words, cross-shard transaction fields are
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// introduced and ingress receipts are processed at CrossTxEpoch, but the shard
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// does not accept cross-shard transactions from clients until CrossTxEpoch+1.
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func (c *ChainConfig) AcceptsCrossTx(epoch *big.Int) bool {
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crossTxEpoch := new(big.Int).Add(c.CrossTxEpoch, common.Big1)
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|
return isForked(crossTxEpoch, epoch)
|
|
}
|
|
|
|
// HasCrossTxFields returns whether blocks in the given epoch includes
|
|
// cross-shard transaction fields.
|
|
func (c *ChainConfig) HasCrossTxFields(epoch *big.Int) bool {
|
|
return isForked(c.CrossTxEpoch, epoch)
|
|
}
|
|
|
|
// IsEthCompatible determines whether it is ethereum compatible epoch
|
|
func (c *ChainConfig) IsEthCompatible(epoch *big.Int) bool {
|
|
return isForked(c.EthCompatibleEpoch, epoch)
|
|
}
|
|
|
|
// IsAggregatedRewardEpoch determines whether it is the epoch when rewards are distributed every 64 blocks
|
|
func (c *ChainConfig) IsAggregatedRewardEpoch(epoch *big.Int) bool {
|
|
return isForked(c.AggregatedRewardEpoch, epoch)
|
|
}
|
|
|
|
// IsStaking determines whether it is staking epoch
|
|
func (c *ChainConfig) IsStaking(epoch *big.Int) bool {
|
|
return isForked(c.StakingEpoch, epoch)
|
|
}
|
|
|
|
// IsFiveSeconds determines whether it is the epoch to change to 5 seconds block time
|
|
func (c *ChainConfig) IsFiveSeconds(epoch *big.Int) bool {
|
|
return isForked(c.FiveSecondsEpoch, epoch)
|
|
}
|
|
|
|
// IsTwoSeconds determines whether it is the epoch to change to 3 seconds block time
|
|
func (c *ChainConfig) IsTwoSeconds(epoch *big.Int) bool {
|
|
return isForked(c.TwoSecondsEpoch, epoch)
|
|
}
|
|
|
|
// IsSixtyPercent determines whether it is the epoch to reduce internal voting power to 60%
|
|
func (c *ChainConfig) IsSixtyPercent(epoch *big.Int) bool {
|
|
return isForked(c.SixtyPercentEpoch, epoch)
|
|
}
|
|
|
|
// IsRedelegation determines whether it is the epoch to support redelegation
|
|
func (c *ChainConfig) IsRedelegation(epoch *big.Int) bool {
|
|
return isForked(c.RedelegationEpoch, epoch)
|
|
}
|
|
|
|
// IsNoEarlyUnlock determines whether it is the epoch to stop early unlock
|
|
func (c *ChainConfig) IsNoEarlyUnlock(epoch *big.Int) bool {
|
|
return isForked(c.NoEarlyUnlockEpoch, epoch)
|
|
}
|
|
|
|
// IsVRF determines whether it is the epoch to enable vrf
|
|
func (c *ChainConfig) IsVRF(epoch *big.Int) bool {
|
|
return isForked(c.VRFEpoch, epoch)
|
|
}
|
|
|
|
// IsPrevVRF determines whether it is the epoch to enable previous vrf
|
|
func (c *ChainConfig) IsPrevVRF(epoch *big.Int) bool {
|
|
return isForked(c.PrevVRFEpoch, epoch)
|
|
}
|
|
|
|
// IsMinDelegation100 determines whether it is the epoch to reduce min delegation to 100
|
|
func (c *ChainConfig) IsMinDelegation100(epoch *big.Int) bool {
|
|
return isForked(c.MinDelegation100Epoch, epoch)
|
|
}
|
|
|
|
// IsMinCommissionRate determines whether it is the epoch to start the policy of 5% min commission
|
|
func (c *ChainConfig) IsMinCommissionRate(epoch *big.Int) bool {
|
|
return isForked(c.MinCommissionRateEpoch, epoch)
|
|
}
|
|
|
|
// IsEPoSBound35 determines whether it is the epoch to extend the EPoS bound to 35%
|
|
func (c *ChainConfig) IsEPoSBound35(epoch *big.Int) bool {
|
|
return isForked(c.EPoSBound35Epoch, epoch)
|
|
}
|
|
|
|
// IsPreStaking determines whether staking transactions are allowed
|
|
func (c *ChainConfig) IsPreStaking(epoch *big.Int) bool {
|
|
return isForked(c.PreStakingEpoch, epoch)
|
|
}
|
|
|
|
// IsQuickUnlock determines whether it's the epoch when the undelegation should be unlocked at end of current epoch
|
|
func (c *ChainConfig) IsQuickUnlock(epoch *big.Int) bool {
|
|
return isForked(c.QuickUnlockEpoch, epoch)
|
|
}
|
|
|
|
// IsCrossLink returns whether epoch is either equal to the CrossLink fork epoch or greater.
|
|
func (c *ChainConfig) IsCrossLink(epoch *big.Int) bool {
|
|
return isForked(c.CrossLinkEpoch, epoch)
|
|
}
|
|
|
|
// IsS3 returns whether epoch is either equal to the S3 fork epoch or greater.
|
|
func (c *ChainConfig) IsS3(epoch *big.Int) bool {
|
|
return isForked(c.S3Epoch, epoch)
|
|
}
|
|
|
|
// IsIstanbul returns whether epoch is either equal to the Istanbul fork epoch or greater.
|
|
func (c *ChainConfig) IsIstanbul(epoch *big.Int) bool {
|
|
return isForked(c.IstanbulEpoch, epoch)
|
|
}
|
|
|
|
// IsReceiptLog returns whether epoch is either equal to the ReceiptLog fork epoch or greater.
|
|
func (c *ChainConfig) IsReceiptLog(epoch *big.Int) bool {
|
|
return isForked(c.ReceiptLogEpoch, epoch)
|
|
}
|
|
|
|
// UpdateEthChainIDByShard update the ethChainID based on shard ID.
|
|
func UpdateEthChainIDByShard(shardID uint32) {
|
|
once.Do(func() {
|
|
MainnetChainConfig.EthCompatibleChainID = big.NewInt(0).Add(MainnetChainConfig.EthCompatibleChainID, big.NewInt(int64(shardID)))
|
|
TestnetChainConfig.EthCompatibleChainID = big.NewInt(0).Add(TestnetChainConfig.EthCompatibleChainID, big.NewInt(int64(shardID)))
|
|
PangaeaChainConfig.EthCompatibleChainID = big.NewInt(0).Add(PangaeaChainConfig.EthCompatibleChainID, big.NewInt(int64(shardID)))
|
|
PartnerChainConfig.EthCompatibleChainID = big.NewInt(0).Add(PartnerChainConfig.EthCompatibleChainID, big.NewInt(int64(shardID)))
|
|
StressnetChainConfig.EthCompatibleChainID = big.NewInt(0).Add(StressnetChainConfig.EthCompatibleChainID, big.NewInt(int64(shardID)))
|
|
LocalnetChainConfig.EthCompatibleChainID = big.NewInt(0).Add(LocalnetChainConfig.EthCompatibleChainID, big.NewInt(int64(shardID)))
|
|
AllProtocolChanges.EthCompatibleChainID = big.NewInt(0).Add(AllProtocolChanges.EthCompatibleChainID, big.NewInt(int64(shardID)))
|
|
TestChainConfig.EthCompatibleChainID = big.NewInt(0).Add(TestChainConfig.EthCompatibleChainID, big.NewInt(int64(shardID)))
|
|
})
|
|
}
|
|
|
|
// IsEthCompatible returns whether the chainID is for ethereum compatible txn or not
|
|
func IsEthCompatible(chainID *big.Int) bool {
|
|
return chainID.Cmp(EthMainnetShard0ChainID) >= 0
|
|
}
|
|
|
|
// GasTable returns the gas table corresponding to the current phase (homestead or homestead reprice).
|
|
//
|
|
// The returned GasTable's fields shouldn't, under any circumstances, be changed.
|
|
func (c *ChainConfig) GasTable(epoch *big.Int) GasTable {
|
|
if epoch == nil {
|
|
return GasTableR3
|
|
}
|
|
switch {
|
|
case c.IsS3(epoch):
|
|
return GasTableS3
|
|
default:
|
|
return GasTableR3
|
|
}
|
|
}
|
|
|
|
// isForked returns whether a fork scheduled at epoch s is active at the given head epoch.
|
|
func isForked(s, epoch *big.Int) bool {
|
|
if s == nil || epoch == nil {
|
|
return false
|
|
}
|
|
return s.Cmp(epoch) <= 0
|
|
}
|
|
|
|
// Rules wraps ChainConfig and is merely syntactic sugar or can be used for functions
|
|
// that do not have or require information about the block.
|
|
//
|
|
// Rules is a one time interface meaning that it shouldn't be used in between transition
|
|
// phases.
|
|
type Rules struct {
|
|
ChainID *big.Int
|
|
EthChainID *big.Int
|
|
IsCrossLink, IsEIP155, IsS3, IsReceiptLog, IsIstanbul, IsVRF, IsPrevVRF bool
|
|
}
|
|
|
|
// Rules ensures c's ChainID is not nil.
|
|
func (c *ChainConfig) Rules(epoch *big.Int) Rules {
|
|
chainID := c.ChainID
|
|
if chainID == nil {
|
|
chainID = new(big.Int)
|
|
}
|
|
ethChainID := c.EthCompatibleChainID
|
|
if ethChainID == nil {
|
|
ethChainID = new(big.Int)
|
|
}
|
|
return Rules{
|
|
ChainID: new(big.Int).Set(chainID),
|
|
EthChainID: new(big.Int).Set(ethChainID),
|
|
IsCrossLink: c.IsCrossLink(epoch),
|
|
IsEIP155: c.IsEIP155(epoch),
|
|
IsS3: c.IsS3(epoch),
|
|
IsReceiptLog: c.IsReceiptLog(epoch),
|
|
IsIstanbul: c.IsIstanbul(epoch),
|
|
IsVRF: c.IsVRF(epoch),
|
|
IsPrevVRF: c.IsPrevVRF(epoch),
|
|
}
|
|
}
|
|
|