github.com/hyperion-hyn/go-ethereum@v2.4.0+incompatible/consensus/istanbul/config.go (about)

     1  // Copyright 2017 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-ethereum library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package istanbul
    18  
    19  import "math/big"
    20  
    21  type ProposerPolicy uint64
    22  
    23  const (
    24  	RoundRobin ProposerPolicy = iota
    25  	Sticky
    26  )
    27  
    28  type Config struct {
    29  	RequestTimeout uint64         `toml:",omitempty"` // The timeout for each Istanbul round in milliseconds.
    30  	BlockPeriod    uint64         `toml:",omitempty"` // Default minimum difference between two consecutive block's timestamps in second
    31  	ProposerPolicy ProposerPolicy `toml:",omitempty"` // The policy for proposer selection
    32  	Epoch          uint64         `toml:",omitempty"` // The number of blocks after which to checkpoint and reset the pending votes
    33  	Ceil2Nby3Block *big.Int       `toml:",omitempty"` // Number of confirmations required to move from one state to next [2F + 1 to Ceil(2N/3)]
    34  }
    35  
    36  var DefaultConfig = &Config{
    37  	RequestTimeout: 10000,
    38  	BlockPeriod:    1,
    39  	ProposerPolicy: RoundRobin,
    40  	Epoch:          30000,
    41  	Ceil2Nby3Block: big.NewInt(0),
    42  }