0f7b7099d8
Handle conflicts (#244) * Handle conflicts * Update go mod file versions * Make lint changes Disassociate block number from the indexer object Update ipld-eth-db ref Refactor builder code to make it reusable Use prefix comparison for account selective statediffing Update builder unit tests Add mode to write to CSV files in statediff file writer (#249) * Change file writing mode to csv files * Implement writer interface for file indexer * Implement option for csv or sql in file mode * Close files in CSV writer * Add tests for CSV file mode * Implement CSV file for watched addresses * Separate test configs for CSV and SQL * Refactor common code for file indexer tests Update indexer to include block hash in receipts and logs (#256) * Update indexer to include block hash in receipts and logs * Upgrade ipld-eth-db image in docker-compose to run tests Use watched addresses from direct indexing params by default while serving statediff APIs (#262) * Use watched addresses from direct indexing params in statediff APIs by default * Avoid using indexer object when direct indexing is off * Add nil check before accessing watched addresses from direct indexing params
77 lines
3.0 KiB
Go
77 lines
3.0 KiB
Go
// VulcanizeDB
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// Copyright © 2019 Vulcanize
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package shared
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import (
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"math/big"
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"github.com/ethereum/go-ethereum/core/types"
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)
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func CalcEthBlockReward(header *types.Header, uncles []*types.Header, txs types.Transactions, receipts types.Receipts) *big.Int {
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staticBlockReward := staticRewardByBlockNumber(header.Number.Uint64())
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transactionFees := calcEthTransactionFees(txs, receipts)
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uncleInclusionRewards := calcEthUncleInclusionRewards(header, uncles)
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tmp := transactionFees.Add(transactionFees, uncleInclusionRewards)
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return tmp.Add(tmp, staticBlockReward)
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}
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func CalcUncleMinerReward(blockNumber, uncleBlockNumber uint64) *big.Int {
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staticBlockReward := staticRewardByBlockNumber(blockNumber)
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rewardDiv8 := staticBlockReward.Div(staticBlockReward, big.NewInt(8))
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mainBlock := new(big.Int).SetUint64(blockNumber)
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uncleBlock := new(big.Int).SetUint64(uncleBlockNumber)
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uncleBlockPlus8 := uncleBlock.Add(uncleBlock, big.NewInt(8))
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uncleBlockPlus8MinusMainBlock := uncleBlockPlus8.Sub(uncleBlockPlus8, mainBlock)
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return rewardDiv8.Mul(rewardDiv8, uncleBlockPlus8MinusMainBlock)
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}
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func staticRewardByBlockNumber(blockNumber uint64) *big.Int {
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staticBlockReward := new(big.Int)
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//https://blog.ethereum.org/2017/10/12/byzantium-hf-announcement/
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if blockNumber >= 7280000 {
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staticBlockReward.SetString("2000000000000000000", 10)
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} else if blockNumber >= 4370000 {
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staticBlockReward.SetString("3000000000000000000", 10)
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} else {
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staticBlockReward.SetString("5000000000000000000", 10)
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}
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return staticBlockReward
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}
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func calcEthTransactionFees(txs types.Transactions, receipts types.Receipts) *big.Int {
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transactionFees := new(big.Int)
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for i, transaction := range txs {
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receipt := receipts[i]
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gasPrice := big.NewInt(transaction.GasPrice().Int64())
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gasUsed := big.NewInt(int64(receipt.GasUsed))
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transactionFee := gasPrice.Mul(gasPrice, gasUsed)
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transactionFees = transactionFees.Add(transactionFees, transactionFee)
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}
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return transactionFees
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}
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func calcEthUncleInclusionRewards(header *types.Header, uncles []*types.Header) *big.Int {
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uncleInclusionRewards := new(big.Int)
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for range uncles {
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staticBlockReward := staticRewardByBlockNumber(header.Number.Uint64())
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staticBlockReward.Div(staticBlockReward, big.NewInt(32))
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uncleInclusionRewards.Add(uncleInclusionRewards, staticBlockReward)
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}
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return uncleInclusionRewards
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}
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