460 lines
17 KiB
Go
460 lines
17 KiB
Go
// Copyright 2018 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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import (
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"bytes"
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"encoding/hex"
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"fmt"
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"io/ioutil"
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"math/big"
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"os"
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"reflect"
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"testing"
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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/ethereum/go-ethereum/params"
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"github.com/ethereum/go-ethereum/rlp"
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"golang.org/x/crypto/sha3"
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)
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// Tests block header storage and retrieval operations.
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func TestHeaderStorage(t *testing.T) {
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db := NewMemoryDatabase()
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// Create a test header to move around the database and make sure it's really new
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header := &types.Header{Number: big.NewInt(42), Extra: []byte("test header")}
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if entry := ReadHeader(db, header.Hash(), header.Number.Uint64()); entry != nil {
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t.Fatalf("Non existent header returned: %v", entry)
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}
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// Write and verify the header in the database
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WriteHeader(db, header)
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if entry := ReadHeader(db, header.Hash(), header.Number.Uint64()); entry == nil {
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t.Fatalf("Stored header not found")
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} else if entry.Hash() != header.Hash() {
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t.Fatalf("Retrieved header mismatch: have %v, want %v", entry, header)
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}
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if entry := ReadHeaderRLP(db, header.Hash(), header.Number.Uint64()); entry == nil {
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t.Fatalf("Stored header RLP not found")
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} else {
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hasher := sha3.NewLegacyKeccak256()
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hasher.Write(entry)
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if hash := common.BytesToHash(hasher.Sum(nil)); hash != header.Hash() {
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t.Fatalf("Retrieved RLP header mismatch: have %v, want %v", entry, header)
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}
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}
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// Delete the header and verify the execution
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DeleteHeader(db, header.Hash(), header.Number.Uint64())
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if entry := ReadHeader(db, header.Hash(), header.Number.Uint64()); entry != nil {
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t.Fatalf("Deleted header returned: %v", entry)
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}
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}
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// Tests block body storage and retrieval operations.
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func TestBodyStorage(t *testing.T) {
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db := NewMemoryDatabase()
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// Create a test body to move around the database and make sure it's really new
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body := &types.Body{Uncles: []*types.Header{{Extra: []byte("test header")}}}
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hasher := sha3.NewLegacyKeccak256()
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rlp.Encode(hasher, body)
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hash := common.BytesToHash(hasher.Sum(nil))
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if entry := ReadBody(db, hash, 0); entry != nil {
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t.Fatalf("Non existent body returned: %v", entry)
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}
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// Write and verify the body in the database
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WriteBody(db, hash, 0, body)
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if entry := ReadBody(db, hash, 0); entry == nil {
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t.Fatalf("Stored body not found")
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} else if types.DeriveSha(types.Transactions(entry.Transactions), newHasher()) != types.DeriveSha(types.Transactions(body.Transactions), newHasher()) || types.CalcUncleHash(entry.Uncles) != types.CalcUncleHash(body.Uncles) {
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t.Fatalf("Retrieved body mismatch: have %v, want %v", entry, body)
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}
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if entry := ReadBodyRLP(db, hash, 0); entry == nil {
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t.Fatalf("Stored body RLP not found")
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} else {
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hasher := sha3.NewLegacyKeccak256()
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hasher.Write(entry)
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if calc := common.BytesToHash(hasher.Sum(nil)); calc != hash {
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t.Fatalf("Retrieved RLP body mismatch: have %v, want %v", entry, body)
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}
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}
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// Delete the body and verify the execution
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DeleteBody(db, hash, 0)
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if entry := ReadBody(db, hash, 0); entry != nil {
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t.Fatalf("Deleted body returned: %v", entry)
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}
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}
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// Tests block storage and retrieval operations.
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func TestBlockStorage(t *testing.T) {
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db := NewMemoryDatabase()
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// Create a test block to move around the database and make sure it's really new
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block := types.NewBlockWithHeader(&types.Header{
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Extra: []byte("test block"),
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UncleHash: types.EmptyUncleHash,
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TxHash: types.EmptyRootHash,
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ReceiptHash: types.EmptyRootHash,
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})
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if entry := ReadBlock(db, block.Hash(), block.NumberU64()); entry != nil {
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t.Fatalf("Non existent block returned: %v", entry)
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}
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if entry := ReadHeader(db, block.Hash(), block.NumberU64()); entry != nil {
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t.Fatalf("Non existent header returned: %v", entry)
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}
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if entry := ReadBody(db, block.Hash(), block.NumberU64()); entry != nil {
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t.Fatalf("Non existent body returned: %v", entry)
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}
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// Write and verify the block in the database
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WriteBlock(db, block)
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if entry := ReadBlock(db, block.Hash(), block.NumberU64()); entry == nil {
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t.Fatalf("Stored block not found")
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} else if entry.Hash() != block.Hash() {
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t.Fatalf("Retrieved block mismatch: have %v, want %v", entry, block)
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}
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if entry := ReadHeader(db, block.Hash(), block.NumberU64()); entry == nil {
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t.Fatalf("Stored header not found")
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} else if entry.Hash() != block.Header().Hash() {
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t.Fatalf("Retrieved header mismatch: have %v, want %v", entry, block.Header())
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}
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if entry := ReadBody(db, block.Hash(), block.NumberU64()); entry == nil {
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t.Fatalf("Stored body not found")
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} else if types.DeriveSha(types.Transactions(entry.Transactions), newHasher()) != types.DeriveSha(block.Transactions(), newHasher()) || types.CalcUncleHash(entry.Uncles) != types.CalcUncleHash(block.Uncles()) {
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t.Fatalf("Retrieved body mismatch: have %v, want %v", entry, block.Body())
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}
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// Delete the block and verify the execution
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DeleteBlock(db, block.Hash(), block.NumberU64())
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if entry := ReadBlock(db, block.Hash(), block.NumberU64()); entry != nil {
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t.Fatalf("Deleted block returned: %v", entry)
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}
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if entry := ReadHeader(db, block.Hash(), block.NumberU64()); entry != nil {
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t.Fatalf("Deleted header returned: %v", entry)
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}
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if entry := ReadBody(db, block.Hash(), block.NumberU64()); entry != nil {
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t.Fatalf("Deleted body returned: %v", entry)
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}
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}
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// Tests that partial block contents don't get reassembled into full blocks.
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func TestPartialBlockStorage(t *testing.T) {
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db := NewMemoryDatabase()
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block := types.NewBlockWithHeader(&types.Header{
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Extra: []byte("test block"),
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UncleHash: types.EmptyUncleHash,
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TxHash: types.EmptyRootHash,
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ReceiptHash: types.EmptyRootHash,
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})
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// Store a header and check that it's not recognized as a block
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WriteHeader(db, block.Header())
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if entry := ReadBlock(db, block.Hash(), block.NumberU64()); entry != nil {
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t.Fatalf("Non existent block returned: %v", entry)
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}
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DeleteHeader(db, block.Hash(), block.NumberU64())
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// Store a body and check that it's not recognized as a block
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WriteBody(db, block.Hash(), block.NumberU64(), block.Body())
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if entry := ReadBlock(db, block.Hash(), block.NumberU64()); entry != nil {
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t.Fatalf("Non existent block returned: %v", entry)
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}
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DeleteBody(db, block.Hash(), block.NumberU64())
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// Store a header and a body separately and check reassembly
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WriteHeader(db, block.Header())
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WriteBody(db, block.Hash(), block.NumberU64(), block.Body())
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if entry := ReadBlock(db, block.Hash(), block.NumberU64()); entry == nil {
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t.Fatalf("Stored block not found")
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} else if entry.Hash() != block.Hash() {
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t.Fatalf("Retrieved block mismatch: have %v, want %v", entry, block)
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}
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}
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// Tests block total difficulty storage and retrieval operations.
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func TestTdStorage(t *testing.T) {
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db := NewMemoryDatabase()
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// Create a test TD to move around the database and make sure it's really new
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hash, td := common.Hash{}, big.NewInt(314)
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if entry := ReadTd(db, hash, 0); entry != nil {
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t.Fatalf("Non existent TD returned: %v", entry)
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}
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// Write and verify the TD in the database
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WriteTd(db, hash, 0, td)
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if entry := ReadTd(db, hash, 0); entry == nil {
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t.Fatalf("Stored TD not found")
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} else if entry.Cmp(td) != 0 {
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t.Fatalf("Retrieved TD mismatch: have %v, want %v", entry, td)
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}
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// Delete the TD and verify the execution
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DeleteTd(db, hash, 0)
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if entry := ReadTd(db, hash, 0); entry != nil {
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t.Fatalf("Deleted TD returned: %v", entry)
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}
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}
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// Tests that canonical numbers can be mapped to hashes and retrieved.
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func TestCanonicalMappingStorage(t *testing.T) {
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db := NewMemoryDatabase()
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// Create a test canonical number and assinged hash to move around
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hash, number := common.Hash{0: 0xff}, uint64(314)
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if entry := ReadCanonicalHash(db, number); entry != (common.Hash{}) {
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t.Fatalf("Non existent canonical mapping returned: %v", entry)
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}
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// Write and verify the TD in the database
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WriteCanonicalHash(db, hash, number)
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if entry := ReadCanonicalHash(db, number); entry == (common.Hash{}) {
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t.Fatalf("Stored canonical mapping not found")
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} else if entry != hash {
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t.Fatalf("Retrieved canonical mapping mismatch: have %v, want %v", entry, hash)
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}
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// Delete the TD and verify the execution
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DeleteCanonicalHash(db, number)
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if entry := ReadCanonicalHash(db, number); entry != (common.Hash{}) {
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t.Fatalf("Deleted canonical mapping returned: %v", entry)
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}
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}
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// Tests that head headers and head blocks can be assigned, individually.
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func TestHeadStorage(t *testing.T) {
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db := NewMemoryDatabase()
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blockHead := types.NewBlockWithHeader(&types.Header{Extra: []byte("test block header")})
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blockFull := types.NewBlockWithHeader(&types.Header{Extra: []byte("test block full")})
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blockFast := types.NewBlockWithHeader(&types.Header{Extra: []byte("test block fast")})
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// Check that no head entries are in a pristine database
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if entry := ReadHeadHeaderHash(db); entry != (common.Hash{}) {
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t.Fatalf("Non head header entry returned: %v", entry)
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}
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if entry := ReadHeadBlockHash(db); entry != (common.Hash{}) {
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t.Fatalf("Non head block entry returned: %v", entry)
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}
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if entry := ReadHeadFastBlockHash(db); entry != (common.Hash{}) {
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t.Fatalf("Non fast head block entry returned: %v", entry)
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}
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// Assign separate entries for the head header and block
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WriteHeadHeaderHash(db, blockHead.Hash())
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WriteHeadBlockHash(db, blockFull.Hash())
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WriteHeadFastBlockHash(db, blockFast.Hash())
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// Check that both heads are present, and different (i.e. two heads maintained)
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if entry := ReadHeadHeaderHash(db); entry != blockHead.Hash() {
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t.Fatalf("Head header hash mismatch: have %v, want %v", entry, blockHead.Hash())
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}
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if entry := ReadHeadBlockHash(db); entry != blockFull.Hash() {
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t.Fatalf("Head block hash mismatch: have %v, want %v", entry, blockFull.Hash())
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}
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if entry := ReadHeadFastBlockHash(db); entry != blockFast.Hash() {
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t.Fatalf("Fast head block hash mismatch: have %v, want %v", entry, blockFast.Hash())
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}
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}
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// Tests that receipts associated with a single block can be stored and retrieved.
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func TestBlockReceiptStorage(t *testing.T) {
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db := NewMemoryDatabase()
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// Create a live block since we need metadata to reconstruct the receipt
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tx1 := types.NewTransaction(1, common.HexToAddress("0x1"), big.NewInt(1), 1, big.NewInt(1), nil)
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tx2 := types.NewTransaction(2, common.HexToAddress("0x2"), big.NewInt(2), 2, big.NewInt(2), nil)
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body := &types.Body{Transactions: types.Transactions{tx1, tx2}}
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// Create the two receipts to manage afterwards
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receipt1 := &types.Receipt{
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Status: types.ReceiptStatusFailed,
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CumulativeGasUsed: 1,
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Logs: []*types.Log{
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{Address: common.BytesToAddress([]byte{0x11})},
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{Address: common.BytesToAddress([]byte{0x01, 0x11})},
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},
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TxHash: tx1.Hash(),
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ContractAddress: common.BytesToAddress([]byte{0x01, 0x11, 0x11}),
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GasUsed: 111111,
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}
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receipt1.Bloom = types.CreateBloom(types.Receipts{receipt1})
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receipt2 := &types.Receipt{
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PostState: common.Hash{2}.Bytes(),
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CumulativeGasUsed: 2,
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Logs: []*types.Log{
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{Address: common.BytesToAddress([]byte{0x22})},
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{Address: common.BytesToAddress([]byte{0x02, 0x22})},
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},
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TxHash: tx2.Hash(),
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ContractAddress: common.BytesToAddress([]byte{0x02, 0x22, 0x22}),
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GasUsed: 222222,
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}
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receipt2.Bloom = types.CreateBloom(types.Receipts{receipt2})
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receipts := []*types.Receipt{receipt1, receipt2}
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// Check that no receipt entries are in a pristine database
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hash := common.BytesToHash([]byte{0x03, 0x14})
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if rs := ReadReceipts(db, hash, 0, params.TestChainConfig); len(rs) != 0 {
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t.Fatalf("non existent receipts returned: %v", rs)
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}
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// Insert the body that corresponds to the receipts
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WriteBody(db, hash, 0, body)
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// Insert the receipt slice into the database and check presence
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WriteReceipts(db, hash, 0, receipts)
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if rs := ReadReceipts(db, hash, 0, params.TestChainConfig); len(rs) == 0 {
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t.Fatalf("no receipts returned")
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} else {
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if err := checkReceiptsRLP(rs, receipts); err != nil {
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t.Fatalf(err.Error())
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}
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}
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// Delete the body and ensure that the receipts are no longer returned (metadata can't be recomputed)
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DeleteBody(db, hash, 0)
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if rs := ReadReceipts(db, hash, 0, params.TestChainConfig); rs != nil {
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t.Fatalf("receipts returned when body was deleted: %v", rs)
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}
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// Ensure that receipts without metadata can be returned without the block body too
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if err := checkReceiptsRLP(ReadRawReceipts(db, hash, 0), receipts); err != nil {
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t.Fatalf(err.Error())
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}
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// Sanity check that body alone without the receipt is a full purge
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WriteBody(db, hash, 0, body)
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DeleteReceipts(db, hash, 0)
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if rs := ReadReceipts(db, hash, 0, params.TestChainConfig); len(rs) != 0 {
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t.Fatalf("deleted receipts returned: %v", rs)
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}
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}
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func checkReceiptsRLP(have, want types.Receipts) error {
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if len(have) != len(want) {
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return fmt.Errorf("receipts sizes mismatch: have %d, want %d", len(have), len(want))
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}
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for i := 0; i < len(want); i++ {
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rlpHave, err := rlp.EncodeToBytes(have[i])
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if err != nil {
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return err
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}
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rlpWant, err := rlp.EncodeToBytes(want[i])
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if err != nil {
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return err
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}
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if !bytes.Equal(rlpHave, rlpWant) {
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return fmt.Errorf("receipt #%d: receipt mismatch: have %s, want %s", i, hex.EncodeToString(rlpHave), hex.EncodeToString(rlpWant))
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}
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}
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return nil
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}
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func TestAncientStorage(t *testing.T) {
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// Freezer style fast import the chain.
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frdir, err := ioutil.TempDir("", "")
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if err != nil {
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t.Fatalf("failed to create temp freezer dir: %v", err)
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}
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defer os.Remove(frdir)
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db, err := NewDatabaseWithFreezer(NewMemoryDatabase(), frdir, "")
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if err != nil {
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t.Fatalf("failed to create database with ancient backend")
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}
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// Create a test block
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block := types.NewBlockWithHeader(&types.Header{
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Number: big.NewInt(0),
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Extra: []byte("test block"),
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UncleHash: types.EmptyUncleHash,
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TxHash: types.EmptyRootHash,
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ReceiptHash: types.EmptyRootHash,
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})
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// Ensure nothing non-existent will be read
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hash, number := block.Hash(), block.NumberU64()
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if blob := ReadHeaderRLP(db, hash, number); len(blob) > 0 {
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t.Fatalf("non existent header returned")
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}
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if blob := ReadBodyRLP(db, hash, number); len(blob) > 0 {
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t.Fatalf("non existent body returned")
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}
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if blob := ReadReceiptsRLP(db, hash, number); len(blob) > 0 {
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t.Fatalf("non existent receipts returned")
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}
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if blob := ReadTdRLP(db, hash, number); len(blob) > 0 {
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t.Fatalf("non existent td returned")
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}
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// Write and verify the header in the database
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WriteAncientBlock(db, block, nil, big.NewInt(100))
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if blob := ReadHeaderRLP(db, hash, number); len(blob) == 0 {
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t.Fatalf("no header returned")
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}
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if blob := ReadBodyRLP(db, hash, number); len(blob) == 0 {
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t.Fatalf("no body returned")
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}
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if blob := ReadReceiptsRLP(db, hash, number); len(blob) == 0 {
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t.Fatalf("no receipts returned")
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}
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if blob := ReadTdRLP(db, hash, number); len(blob) == 0 {
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t.Fatalf("no td returned")
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}
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// Use a fake hash for data retrieval, nothing should be returned.
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fakeHash := common.BytesToHash([]byte{0x01, 0x02, 0x03})
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if blob := ReadHeaderRLP(db, fakeHash, number); len(blob) != 0 {
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t.Fatalf("invalid header returned")
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}
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if blob := ReadBodyRLP(db, fakeHash, number); len(blob) != 0 {
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t.Fatalf("invalid body returned")
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}
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if blob := ReadReceiptsRLP(db, fakeHash, number); len(blob) != 0 {
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t.Fatalf("invalid receipts returned")
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}
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if blob := ReadTdRLP(db, fakeHash, number); len(blob) != 0 {
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t.Fatalf("invalid td returned")
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}
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}
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func TestCanonicalHashIteration(t *testing.T) {
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var cases = []struct {
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from, to uint64
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limit int
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expect []uint64
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}{
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{1, 8, 0, nil},
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{1, 8, 1, []uint64{1}},
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{1, 8, 10, []uint64{1, 2, 3, 4, 5, 6, 7}},
|
|
{1, 9, 10, []uint64{1, 2, 3, 4, 5, 6, 7, 8}},
|
|
{2, 9, 10, []uint64{2, 3, 4, 5, 6, 7, 8}},
|
|
{9, 10, 10, nil},
|
|
}
|
|
// Test empty db iteration
|
|
db := NewMemoryDatabase()
|
|
numbers, _ := ReadAllCanonicalHashes(db, 0, 10, 10)
|
|
if len(numbers) != 0 {
|
|
t.Fatalf("No entry should be returned to iterate an empty db")
|
|
}
|
|
// Fill database with testing data.
|
|
for i := uint64(1); i <= 8; i++ {
|
|
WriteCanonicalHash(db, common.Hash{}, i)
|
|
WriteTd(db, common.Hash{}, i, big.NewInt(10)) // Write some interferential data
|
|
}
|
|
for i, c := range cases {
|
|
numbers, _ := ReadAllCanonicalHashes(db, c.from, c.to, c.limit)
|
|
if !reflect.DeepEqual(numbers, c.expect) {
|
|
t.Fatalf("Case %d failed, want %v, got %v", i, c.expect, numbers)
|
|
}
|
|
}
|
|
}
|