66 lines
2.1 KiB
Go
66 lines
2.1 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 history
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import (
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"github.com/sirupsen/logrus"
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"github.com/vulcanize/vulcanizedb/pkg/core"
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"github.com/vulcanize/vulcanizedb/pkg/datastore"
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)
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type BlockValidator struct {
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blockchain core.BlockChain
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blockRepository datastore.BlockRepository
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windowSize int
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}
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func NewBlockValidator(blockchain core.BlockChain, blockRepository datastore.BlockRepository, windowSize int) *BlockValidator {
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return &BlockValidator{
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blockchain: blockchain,
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blockRepository: blockRepository,
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windowSize: windowSize,
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}
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}
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func (bv BlockValidator) ValidateBlocks() (ValidationWindow, error) {
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window, err := MakeValidationWindow(bv.blockchain, bv.windowSize)
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if err != nil {
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logrus.Error("ValidateBlocks: error creating validation window: ", err)
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return ValidationWindow{}, err
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}
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blockNumbers := MakeRange(window.LowerBound, window.UpperBound)
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_, err = RetrieveAndUpdateBlocks(bv.blockchain, bv.blockRepository, blockNumbers)
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if err != nil {
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logrus.Error("ValidateBlocks: error getting and updating blocks: ", err)
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return ValidationWindow{}, err
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}
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lastBlock, err := bv.blockchain.LastBlock()
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if err != nil {
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logrus.Error("ValidateBlocks: error getting last block: ", err)
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return ValidationWindow{}, err
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}
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err = bv.blockRepository.SetBlocksStatus(lastBlock.Int64())
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if err != nil {
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logrus.Error("ValidateBlocks: error setting block status: ", err)
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return ValidationWindow{}, err
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}
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return window, nil
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}
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