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56 lines
2.1 KiB
56 lines
2.1 KiB
2 years ago
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// Copyright 2022 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser 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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//
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// The go-ethereum library 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 Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package rawdb
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// The list of table names of chain freezer.
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// This variables is NOT used, just ported over from the Ethereum
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const (
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// ChainFreezerHeaderTable indicates the name of the freezer header table.
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ChainFreezerHeaderTable = "headers"
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// ChainFreezerHashTable indicates the name of the freezer canonical hash table.
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ChainFreezerHashTable = "hashes"
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// ChainFreezerBodiesTable indicates the name of the freezer block body table.
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ChainFreezerBodiesTable = "bodies"
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// ChainFreezerReceiptTable indicates the name of the freezer receipts table.
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ChainFreezerReceiptTable = "receipts"
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// ChainFreezerDifficultyTable indicates the name of the freezer total difficulty table.
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ChainFreezerDifficultyTable = "diffs"
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)
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// chainFreezerNoSnappy configures whether compression is disabled for the ancient-tables.
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// Hashes and difficulties don't compress well.
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// This function is NOT used, just ported over from the Ethereum
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var chainFreezerNoSnappy = map[string]bool{
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ChainFreezerHeaderTable: false,
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ChainFreezerHashTable: true,
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ChainFreezerBodiesTable: false,
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ChainFreezerReceiptTable: false,
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ChainFreezerDifficultyTable: true,
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}
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// The list of identifiers of ancient stores.
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var (
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chainFreezerName = "chain" // the folder name of chain segment ancient store.
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)
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// freezers the collections of all builtin freezers.
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var freezers = []string{chainFreezerName}
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