forked from cerc-io/ipld-eth-server
417b18ec6a
towards generic method polling and reposito;y; config settings to filterevents/methods by account address; refactoring some stuff out of repo and into converter; remove fetcher and instead call blockchain's FetchContractData directly; finishing tests
71 lines
2.4 KiB
Go
71 lines
2.4 KiB
Go
// VulcanizeDB
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// Copyright © 2018 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 common
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import (
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/params"
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"github.com/vulcanize/vulcanizedb/pkg/core"
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)
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func CalcUnclesReward(block core.Block, uncles []*types.Header) float64 {
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var unclesReward float64
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for _, uncle := range uncles {
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blockNumber := block.Number
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staticBlockReward := float64(staticRewardByBlockNumber(blockNumber))
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unclesReward += (1.0 + float64(uncle.Number.Int64()-block.Number)/8.0) * staticBlockReward
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}
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return unclesReward
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}
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func CalcBlockReward(block core.Block, uncles []*types.Header) float64 {
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blockNumber := block.Number
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staticBlockReward := staticRewardByBlockNumber(blockNumber)
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transactionFees := calcTransactionFees(block)
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uncleInclusionRewards := calcUncleInclusionRewards(block, uncles)
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return transactionFees + uncleInclusionRewards + staticBlockReward
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}
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func calcTransactionFees(block core.Block) float64 {
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var transactionFees float64
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for _, transaction := range block.Transactions {
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receipt := transaction.Receipt
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transactionFees += float64(uint64(transaction.GasPrice) * receipt.GasUsed)
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}
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return transactionFees / params.Ether
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}
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func calcUncleInclusionRewards(block core.Block, uncles []*types.Header) float64 {
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var uncleInclusionRewards float64
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staticBlockReward := staticRewardByBlockNumber(block.Number)
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for range uncles {
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uncleInclusionRewards += staticBlockReward * 1 / 32
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}
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return uncleInclusionRewards
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}
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func staticRewardByBlockNumber(blockNumber int64) float64 {
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var staticBlockReward float64
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//https://blog.ethereum.org/2017/10/12/byzantium-hf-announcement/
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if blockNumber >= 4370000 {
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staticBlockReward = 3
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} else {
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staticBlockReward = 5
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}
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return staticBlockReward
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}
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