/
regnetparams.go
598 lines (573 loc) · 20 KB
/
regnetparams.go
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// Copyright (c) 2018-2023 The Decred developers
// Use of this source code is governed by an ISC
// license that can be found in the LICENSE file.
package chaincfg
import (
"math"
"math/big"
"time"
"github.com/decred/dcrd/chaincfg/chainhash"
"github.com/decred/dcrd/wire"
)
// RegNetParams returns the network parameters for the regression test network.
// This should not be confused with the public test network or the simulation
// test network. The purpose of this network is primarily for unit tests and
// RPC server tests. On the other hand, the simulation test network is intended
// for full integration tests between different applications such as wallets,
// voting service providers, mining pools, block explorers, and other services
// that build on Decred.
//
// Since this network is only intended for unit testing, its values are subject
// to change even if it would cause a hard fork.
func RegNetParams() *Params {
// regNetPowLimit is the highest proof of work value a Decred block
// can have for the regression test network. It is the value 2^255 - 1.
regNetPowLimit := new(big.Int).Sub(new(big.Int).Lsh(bigOne, 255), bigOne)
// regNetPowLimitBits is the regression test network proof of work limit in
// its compact representation.
//
// Note that due to the limited precision of the compact representation,
// this is not exactly equal to the pow limit. It is the value:
//
// 0x7fffff0000000000000000000000000000000000000000000000000000000000
const regNetPowLimitBits = 0x207fffff // 545259519
// genesisBlock defines the genesis block of the block chain which serves as
// the public transaction ledger for the regression test network.
genesisBlock := wire.MsgBlock{
Header: wire.BlockHeader{
Version: 1,
PrevBlock: chainhash.Hash{}, // All zero.
// MerkleRoot: Calculated below.
StakeRoot: chainhash.Hash{}, // All zero.
VoteBits: 0,
FinalState: [6]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
Voters: 0,
FreshStake: 0,
Revocations: 0,
Timestamp: time.Unix(1538524800, 0), // 2018-10-03 00:00:00 +0000 UTC
PoolSize: 0,
Bits: regNetPowLimitBits,
SBits: 0,
Nonce: 0,
StakeVersion: 0,
Height: 0,
},
Transactions: []*wire.MsgTx{{
SerType: wire.TxSerializeFull,
Version: 1,
TxIn: []*wire.TxIn{{
// Fully null.
PreviousOutPoint: wire.OutPoint{
Hash: chainhash.Hash{},
Index: 0xffffffff,
Tree: 0,
},
SignatureScript: hexDecode("0000"),
Sequence: 0xffffffff,
BlockHeight: wire.NullBlockHeight,
BlockIndex: wire.NullBlockIndex,
ValueIn: wire.NullValueIn,
}},
TxOut: []*wire.TxOut{{
Version: 0x0000,
Value: 0x00000000,
PkScript: hexDecode("801679e98561ada96caec2949a5d41c4cab3851e" +
"b740d951c10ecbcf265c1fd9"),
}},
LockTime: 0,
Expiry: 0,
}},
}
genesisBlock.Header.MerkleRoot = genesisBlock.Transactions[0].TxHashFull()
return &Params{
Name: "regnet",
Net: wire.RegNet,
DefaultPort: "18655",
DNSSeeds: nil, // NOTE: There must NOT be any seeds.
// Chain parameters
GenesisBlock: &genesisBlock,
GenesisHash: genesisBlock.BlockHash(),
PowLimit: regNetPowLimit,
PowLimitBits: regNetPowLimitBits,
ReduceMinDifficulty: false,
MinDiffReductionTime: 0, // Does not apply since ReduceMinDifficulty false
GenerateSupported: true,
MaximumBlockSizes: []int{1000000, 1310720},
MaxTxSize: 1000000,
TargetTimePerBlock: time.Second,
// Version 1 difficulty algorithm (EMA + BLAKE256) parameters.
WorkDiffAlpha: 1,
WorkDiffWindowSize: 8,
WorkDiffWindows: 4,
TargetTimespan: time.Second * 8, // TimePerBlock * WindowSize
RetargetAdjustmentFactor: 4,
// Version 2 difficulty algorithm (ASERT + BLAKE3) parameters.
WorkDiffV2Blake3StartBits: regNetPowLimitBits,
WorkDiffV2HalfLifeSecs: 6, // 6 * TimePerBlock
// Subsidy parameters.
BaseSubsidy: 50000000000,
MulSubsidy: 100,
DivSubsidy: 101,
SubsidyReductionInterval: 128,
WorkRewardProportion: 6,
WorkRewardProportionV2: 1,
StakeRewardProportion: 3,
StakeRewardProportionV2: 8,
BlockTaxProportion: 1,
// AssumeValid is the hash of a block that has been externally verified
// to be valid. It is also used to determine the old forks rejection
// checkpoint.
//
// Not set for regression test network since its chain is dynamic.
AssumeValid: chainhash.Hash{},
// MinKnownChainWork is the minimum amount of known total work for the
// chain at a given point in time.
//
// Not set for regression test network since its chain is dynamic.
MinKnownChainWork: nil,
// Consensus rule change deployments.
//
// The miner confirmation window is defined as:
// target proof of work timespan / target proof of work spacing
RuleChangeActivationQuorum: 160, // 10 % of RuleChangeActivationInterval * TicketsPerBlock
RuleChangeActivationMultiplier: 3, // 75%
RuleChangeActivationDivisor: 4,
RuleChangeActivationInterval: 320, // Full ticket pool -- 320 seconds
Deployments: map[uint32][]ConsensusDeployment{
4: {{
Vote: Vote{
Id: VoteIDMaxBlockSize,
Description: "Change maximum allowed block size from 1MiB to 1.25MB",
Mask: 0x0006, // Bits 1 and 2
Choices: []Choice{{
Id: "abstain",
Description: "abstain voting for change",
Bits: 0x0000,
IsAbstain: true,
IsNo: false,
}, {
Id: "no",
Description: "reject changing max allowed block size",
Bits: 0x0002, // Bit 1
IsAbstain: false,
IsNo: true,
}, {
Id: "yes",
Description: "accept changing max allowed block size",
Bits: 0x0004, // Bit 2
IsAbstain: false,
IsNo: false,
}},
},
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires
}},
5: {{
Vote: Vote{
Id: VoteIDSDiffAlgorithm,
Description: "Change stake difficulty algorithm as defined in DCP0001",
Mask: 0x0006, // Bits 1 and 2
Choices: []Choice{{
Id: "abstain",
Description: "abstain voting for change",
Bits: 0x0000,
IsAbstain: true,
IsNo: false,
}, {
Id: "no",
Description: "keep the existing algorithm",
Bits: 0x0002, // Bit 1
IsAbstain: false,
IsNo: true,
}, {
Id: "yes",
Description: "change to the new algorithm",
Bits: 0x0004, // Bit 2
IsAbstain: false,
IsNo: false,
}},
},
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires
}},
6: {{
Vote: Vote{
Id: VoteIDLNFeatures,
Description: "Enable features defined in DCP0002 and DCP0003 necessary to support Lightning Network (LN)",
Mask: 0x0006, // Bits 1 and 2
Choices: []Choice{{
Id: "abstain",
Description: "abstain voting for change",
Bits: 0x0000,
IsAbstain: true,
IsNo: false,
}, {
Id: "no",
Description: "keep the existing consensus rules",
Bits: 0x0002, // Bit 1
IsAbstain: false,
IsNo: true,
}, {
Id: "yes",
Description: "change to the new consensus rules",
Bits: 0x0004, // Bit 2
IsAbstain: false,
IsNo: false,
}},
},
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires
}},
7: {{
Vote: Vote{
Id: VoteIDFixLNSeqLocks,
Description: "Modify sequence lock handling as defined in DCP0004",
Mask: 0x0006, // Bits 1 and 2
Choices: []Choice{{
Id: "abstain",
Description: "abstain voting for change",
Bits: 0x0000,
IsAbstain: true,
IsNo: false,
}, {
Id: "no",
Description: "keep the existing consensus rules",
Bits: 0x0002, // Bit 1
IsAbstain: false,
IsNo: true,
}, {
Id: "yes",
Description: "change to the new consensus rules",
Bits: 0x0004, // Bit 2
IsAbstain: false,
IsNo: false,
}},
},
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires
}},
8: {{
Vote: Vote{
Id: VoteIDHeaderCommitments,
Description: "Enable header commitments as defined in DCP0005",
Mask: 0x0006, // Bits 1 and 2
Choices: []Choice{{
Id: "abstain",
Description: "abstain voting for change",
Bits: 0x0000,
IsAbstain: true,
IsNo: false,
}, {
Id: "no",
Description: "keep the existing consensus rules",
Bits: 0x0002, // Bit 1
IsAbstain: false,
IsNo: true,
}, {
Id: "yes",
Description: "change to the new consensus rules",
Bits: 0x0004, // Bit 2
IsAbstain: false,
IsNo: false,
}},
},
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires
}},
9: {{
Vote: Vote{
Id: VoteIDTreasury,
Description: "Enable decentralized Treasury opcodes as defined in DCP0006",
Mask: 0x0006, // Bits 1 and 2
Choices: []Choice{{
Id: "abstain",
Description: "abstain voting for change",
Bits: 0x0000,
IsAbstain: true,
IsNo: false,
}, {
Id: "no",
Description: "keep the existing consensus rules",
Bits: 0x0002, // Bit 1
IsAbstain: false,
IsNo: true,
}, {
Id: "yes",
Description: "change to the new consensus rules",
Bits: 0x0004, // Bit 2
IsAbstain: false,
IsNo: false,
}},
},
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires
}},
10: {{
Vote: Vote{
Id: VoteIDRevertTreasuryPolicy,
Description: "Change maximum treasury expenditure policy as defined in DCP0007",
Mask: 0x0006, // Bits 1 and 2
Choices: []Choice{{
Id: "abstain",
Description: "abstain voting for change",
Bits: 0x0000,
IsAbstain: true,
IsNo: false,
}, {
Id: "no",
Description: "keep the existing consensus rules",
Bits: 0x0002, // Bit 1
IsAbstain: false,
IsNo: true,
}, {
Id: "yes",
Description: "change to the new consensus rules",
Bits: 0x0004, // Bit 2
IsAbstain: false,
IsNo: false,
}},
},
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires
}, {
Vote: Vote{
Id: VoteIDExplicitVersionUpgrades,
Description: "Enable explicit version upgrades as defined in DCP0008",
Mask: 0x0018, // Bits 3 and 4
Choices: []Choice{{
Id: "abstain",
Description: "abstain from voting",
Bits: 0x0000,
IsAbstain: true,
IsNo: false,
}, {
Id: "no",
Description: "keep the existing consensus rules",
Bits: 0x0008, // Bit 3
IsAbstain: false,
IsNo: true,
}, {
Id: "yes",
Description: "change to the new consensus rules",
Bits: 0x0010, // Bit 4
IsAbstain: false,
IsNo: false,
}},
},
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires
}, {
Vote: Vote{
Id: VoteIDAutoRevocations,
Description: "Enable automatic ticket revocations as defined in DCP0009",
Mask: 0x0060, // Bits 5 and 6
Choices: []Choice{{
Id: "abstain",
Description: "abstain voting for change",
Bits: 0x0000,
IsAbstain: true,
IsNo: false,
}, {
Id: "no",
Description: "keep the existing consensus rules",
Bits: 0x0020, // Bit 5
IsAbstain: false,
IsNo: true,
}, {
Id: "yes",
Description: "change to the new consensus rules",
Bits: 0x0040, // Bit 6
IsAbstain: false,
IsNo: false,
}},
},
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires
}, {
Vote: Vote{
Id: VoteIDChangeSubsidySplit,
Description: "Change block reward subsidy split to 10/80/10 as defined in DCP0010",
Mask: 0x0180, // Bits 7 and 8
Choices: []Choice{{
Id: "abstain",
Description: "abstain from voting",
Bits: 0x0000,
IsAbstain: true,
IsNo: false,
}, {
Id: "no",
Description: "keep the existing consensus rules",
Bits: 0x0080, // Bit 7
IsAbstain: false,
IsNo: true,
}, {
Id: "yes",
Description: "change to the new consensus rules",
Bits: 0x0100, // Bit 8
IsAbstain: false,
IsNo: false,
}},
},
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires
}},
11: {{
Vote: Vote{
Id: VoteIDBlake3Pow,
Description: "Change proof of work hashing algorithm to BLAKE3 as defined in in DCP0011",
Mask: 0x0006, // Bits 1 and 2
Choices: []Choice{{
Id: "abstain",
Description: "abstain voting for change",
Bits: 0x0000,
IsAbstain: true,
IsNo: false,
}, {
Id: "no",
Description: "keep the existing consensus rules",
Bits: 0x0002, // Bit 1
IsAbstain: false,
IsNo: true,
}, {
Id: "yes",
Description: "change to the new consensus rules",
Bits: 0x0004, // Bit 2
IsAbstain: false,
IsNo: false,
}},
},
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires
}, {
Vote: Vote{
Id: VoteIDChangeSubsidySplitR2,
Description: "Change block reward subsidy split to 1/89/10 as defined in DCP0012",
Mask: 0x0060, // Bits 5 and 6
Choices: []Choice{{
Id: "abstain",
Description: "abstain voting for change",
Bits: 0x0000,
IsAbstain: true,
IsNo: false,
}, {
Id: "no",
Description: "keep the existing consensus rules",
Bits: 0x0020, // Bit 5
IsAbstain: false,
IsNo: true,
}, {
Id: "yes",
Description: "change to the new consensus rules",
Bits: 0x0040, // Bit 6
IsAbstain: false,
IsNo: false,
}},
},
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires
}},
},
// Enforce current block version once majority of the network has
// upgraded.
// 51% (51 / 100)
// Reject previous block versions once a majority of the network has
// upgraded.
// 75% (75 / 100)
BlockEnforceNumRequired: 51,
BlockRejectNumRequired: 75,
BlockUpgradeNumToCheck: 100,
// AcceptNonStdTxs is a mempool param to either accept and relay non
// standard txs to the network or reject them
AcceptNonStdTxs: true,
// Address encoding magics
NetworkAddressPrefix: "R",
PubKeyAddrID: [2]byte{0x25, 0xe5}, // starts with Rk
PubKeyHashAddrID: [2]byte{0x0e, 0x00}, // starts with Rs
PKHEdwardsAddrID: [2]byte{0x0d, 0xe0}, // starts with Re
PKHSchnorrAddrID: [2]byte{0x0d, 0xc2}, // starts with RS
ScriptHashAddrID: [2]byte{0x0d, 0xdb}, // starts with Rc
PrivateKeyID: [2]byte{0x22, 0xfe}, // starts with Pr
// BIP32 hierarchical deterministic extended key magics
HDPrivateKeyID: [4]byte{0xea, 0xb4, 0x04, 0x48}, // starts with rprv
HDPublicKeyID: [4]byte{0xea, 0xb4, 0xf9, 0x87}, // starts with rpub
// BIP44 coin type used in the hierarchical deterministic path for
// address generation.
SLIP0044CoinType: 1, // SLIP0044, Testnet (all coins)
LegacyCoinType: 1,
// Decred PoS parameters
MinimumStakeDiff: 20000,
TicketPoolSize: 64,
TicketsPerBlock: 5,
TicketMaturity: 16,
TicketExpiry: 384, // 6*TicketPoolSize
CoinbaseMaturity: 16,
SStxChangeMaturity: 1,
TicketPoolSizeWeight: 4,
StakeDiffAlpha: 1,
StakeDiffWindowSize: 8,
StakeDiffWindows: 8,
StakeVersionInterval: 8 * 2 * 7,
MaxFreshStakePerBlock: 20, // 4*TicketsPerBlock
StakeEnabledHeight: 16 + 16, // CoinbaseMaturity + TicketMaturity
StakeValidationHeight: 16 + (64 * 2), // CoinbaseMaturity + TicketPoolSize*2
StakeBaseSigScript: []byte{0x73, 0x57},
StakeMajorityMultiplier: 3,
StakeMajorityDivisor: 4,
// Decred organization related parameters
//
// Treasury address is a 3-of-3 P2SH going to a wallet with seed:
// aardvark adroitness aardvark adroitness
// aardvark adroitness aardvark adroitness
// aardvark adroitness aardvark adroitness
// aardvark adroitness aardvark adroitness
// aardvark adroitness aardvark adroitness
// aardvark adroitness aardvark adroitness
// aardvark adroitness aardvark adroitness
// aardvark adroitness aardvark adroitness
// briefcase
// (seed 0x0000000000000000000000000000000000000000000000000000000000000000)
//
// This same wallet owns the three ledger outputs for regnet.
//
// P2SH details for regnet treasury:
//
// redeemScript: 53210323c1b9aa4facca85df363fb4abd5c52fe2af4746fbb5f99a6d
// cc2edb633fe2a62103c2d8a61a2800092ddaf04ba30dfc7cf1ab4130ac1d2398ba15fc
// 795b11bc690621035fe97a7b2d6b98242f4bfc33d86a564158b44634b93cdefa155909
// 5d4bf6167853ae
// (3-of-3 multisig)
// Pubkeys used:
// Rk8J2ZY5CkDLaBbAYqU7fb1Tr6nSwEACJ1j2oWAwuFZ26PyPeMXiB
// Rk8KEdGMGJiF27CZ8rw2gDPD7MkVGSPjHinXjtTZhoH8ZQ6UhJvhV
// Rk8JV484ePPX6vWZCfBX2Scme5XriXhzwmyaKSYQT64HTbkkfyzL3
//
// Organization address is RcQR65gasxuzf7mUeBXeAux6Z37joPuUwUN
OrganizationPkScript: hexDecode("a9146913bcc838bd0087fb3f6b3c868423d5e300078d87"),
OrganizationPkScriptVersion: 0,
BlockOneLedger: tokenPayouts_RegNetParams(),
// Commands to generate regnet Pi keys:
// $ treasurykey.go -regnet
// Private key: 68ab7efdac0eb99b1edf83b23374cc7a9c8d0a4183a2627afc8ea0437b20589e
// Public key: 03b459ccf3ce4935a676414fd9ec93ecf7c9dad081a52ed6993bf073c627499388
// WIF : Pr9CEpLjchr6eiHGySbR1fu3FJb6NW8JHvdQdbkUs2BN7Qi7h6UuQ
//
// $ treasurykey.go -regnet
// Private key: 2527f13f61024c9b9f4b30186f16e0b0af35b08c54ed2ed67def863b447ea11b
// Public key: 02e3af1209f4d39dd8b448ef0a5375befa85bbc50be0aa0936379d67444184a2c3
// WIF : Pr9Bj5nkQ3DVPeAyiQUrDD4oL6TBmVLeNbFt3CLQurxSi4sFaPXNk
PiKeys: [][]byte{
hexDecode("03b459ccf3ce4935a676414fd9ec93ecf7c9dad081a52ed6993bf073c627499388"),
hexDecode("02e3af1209f4d39dd8b448ef0a5375befa85bbc50be0aa0936379d67444184a2c3"),
},
TreasuryVoteInterval: 4, // every 4 blocks for regnet
TreasuryVoteIntervalMultiplier: 3, // 3 * 4 block Expiry.
TreasuryExpenditureWindow: 4, // 4 * 2 * 4 blocks for policy check
TreasuryExpenditurePolicy: 3, // Avg of 3*4*2*4 blocks for policy check
TreasuryExpenditureBootstrap: 100 * 1e8, // 100 dcr/tew as expense bootstrap
TreasuryVoteQuorumMultiplier: 1, // 20% quorum required
TreasuryVoteQuorumDivisor: 5,
TreasuryVoteRequiredMultiplier: 3, // 60% yes votes required
TreasuryVoteRequiredDivisor: 5,
seeders: nil, // NOTE: There must NOT be any seeds.
}
}