6c77f369d9
* VatHeal Converter * Add VatHeal repository * Add VatHeal transformer * Add VatHeal to continuousLogSync command * Mark vat_init_checked as true when creating vat init records * Update urn and v converting * Return error if Repository.MarkCheckedHeader fails * Add deleting vat heal from test cleanup method
61 lines
1.7 KiB
Go
61 lines
1.7 KiB
Go
// Copyright 2018 Vulcanize
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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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"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/vulcanize/vulcanizedb/pkg/core"
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)
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type LogFetcher interface {
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FetchLogs(contractAddresses []string, topics [][]common.Hash, blockNumber int64) ([]types.Log, error)
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}
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type Fetcher struct {
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blockChain core.BlockChain
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}
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func NewFetcher(blockchain core.BlockChain) Fetcher {
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return Fetcher{
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blockChain: blockchain,
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}
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}
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func (fetcher Fetcher) FetchLogs(contractAddresses []string, topics [][]common.Hash, blockNumber int64) ([]types.Log, error) {
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block := big.NewInt(blockNumber)
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addresses := hexStringsToAddresses(contractAddresses)
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query := ethereum.FilterQuery{
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FromBlock: block,
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ToBlock: block,
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Addresses: addresses,
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Topics: topics,
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}
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return fetcher.blockChain.GetEthLogsWithCustomQuery(query)
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}
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func hexStringsToAddresses(hexStrings []string) []common.Address {
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var addresses []common.Address
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for _, hexString := range hexStrings {
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address := common.HexToAddress(hexString)
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addresses = append(addresses, address)
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}
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return addresses
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} |