mirror of
https://gitlab.com/pulsechaincom/go-pulse.git
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7c9314f231
* swarm: propagate ctx, enable opentracing * swarm/tracing: log error when tracing is misconfigured
524 lines
13 KiB
Go
524 lines
13 KiB
Go
// Copyright 2016 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 storage
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import (
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"bytes"
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"context"
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"fmt"
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"io/ioutil"
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"os"
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"sync"
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/swarm/log"
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"github.com/ethereum/go-ethereum/swarm/storage/mock/mem"
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ldberrors "github.com/syndtr/goleveldb/leveldb/errors"
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)
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type testDbStore struct {
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*LDBStore
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dir string
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}
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func newTestDbStore(mock bool, trusted bool) (*testDbStore, func(), error) {
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dir, err := ioutil.TempDir("", "bzz-storage-test")
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if err != nil {
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return nil, func() {}, err
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}
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var db *LDBStore
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storeparams := NewDefaultStoreParams()
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params := NewLDBStoreParams(storeparams, dir)
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params.Po = testPoFunc
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if mock {
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globalStore := mem.NewGlobalStore()
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addr := common.HexToAddress("0x5aaeb6053f3e94c9b9a09f33669435e7ef1beaed")
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mockStore := globalStore.NewNodeStore(addr)
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db, err = NewMockDbStore(params, mockStore)
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} else {
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db, err = NewLDBStore(params)
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}
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cleanup := func() {
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if db != nil {
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db.Close()
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}
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err = os.RemoveAll(dir)
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if err != nil {
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panic(fmt.Sprintf("db cleanup failed: %v", err))
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}
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}
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return &testDbStore{db, dir}, cleanup, err
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}
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func testPoFunc(k Address) (ret uint8) {
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basekey := make([]byte, 32)
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return uint8(Proximity(basekey[:], k[:]))
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}
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func (db *testDbStore) close() {
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db.Close()
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err := os.RemoveAll(db.dir)
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if err != nil {
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panic(err)
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}
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}
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func testDbStoreRandom(n int, processors int, chunksize int64, mock bool, t *testing.T) {
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db, cleanup, err := newTestDbStore(mock, true)
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defer cleanup()
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if err != nil {
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t.Fatalf("init dbStore failed: %v", err)
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}
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testStoreRandom(db, processors, n, chunksize, t)
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}
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func testDbStoreCorrect(n int, processors int, chunksize int64, mock bool, t *testing.T) {
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db, cleanup, err := newTestDbStore(mock, false)
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defer cleanup()
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if err != nil {
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t.Fatalf("init dbStore failed: %v", err)
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}
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testStoreCorrect(db, processors, n, chunksize, t)
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}
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func TestDbStoreRandom_1(t *testing.T) {
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testDbStoreRandom(1, 1, 0, false, t)
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}
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func TestDbStoreCorrect_1(t *testing.T) {
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testDbStoreCorrect(1, 1, 4096, false, t)
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}
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func TestDbStoreRandom_1_5k(t *testing.T) {
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testDbStoreRandom(8, 5000, 0, false, t)
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}
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func TestDbStoreRandom_8_5k(t *testing.T) {
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testDbStoreRandom(8, 5000, 0, false, t)
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}
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func TestDbStoreCorrect_1_5k(t *testing.T) {
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testDbStoreCorrect(1, 5000, 4096, false, t)
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}
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func TestDbStoreCorrect_8_5k(t *testing.T) {
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testDbStoreCorrect(8, 5000, 4096, false, t)
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}
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func TestMockDbStoreRandom_1(t *testing.T) {
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testDbStoreRandom(1, 1, 0, true, t)
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}
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func TestMockDbStoreCorrect_1(t *testing.T) {
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testDbStoreCorrect(1, 1, 4096, true, t)
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}
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func TestMockDbStoreRandom_1_5k(t *testing.T) {
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testDbStoreRandom(8, 5000, 0, true, t)
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}
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func TestMockDbStoreRandom_8_5k(t *testing.T) {
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testDbStoreRandom(8, 5000, 0, true, t)
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}
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func TestMockDbStoreCorrect_1_5k(t *testing.T) {
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testDbStoreCorrect(1, 5000, 4096, true, t)
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}
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func TestMockDbStoreCorrect_8_5k(t *testing.T) {
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testDbStoreCorrect(8, 5000, 4096, true, t)
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}
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func testDbStoreNotFound(t *testing.T, mock bool) {
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db, cleanup, err := newTestDbStore(mock, false)
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defer cleanup()
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if err != nil {
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t.Fatalf("init dbStore failed: %v", err)
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}
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_, err = db.Get(context.TODO(), ZeroAddr)
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if err != ErrChunkNotFound {
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t.Errorf("Expected ErrChunkNotFound, got %v", err)
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}
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}
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func TestDbStoreNotFound(t *testing.T) {
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testDbStoreNotFound(t, false)
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}
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func TestMockDbStoreNotFound(t *testing.T) {
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testDbStoreNotFound(t, true)
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}
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func testIterator(t *testing.T, mock bool) {
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var chunkcount int = 32
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var i int
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var poc uint
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chunkkeys := NewAddressCollection(chunkcount)
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chunkkeys_results := NewAddressCollection(chunkcount)
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db, cleanup, err := newTestDbStore(mock, false)
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defer cleanup()
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if err != nil {
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t.Fatalf("init dbStore failed: %v", err)
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}
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chunks := GenerateRandomChunks(DefaultChunkSize, chunkcount)
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wg := &sync.WaitGroup{}
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wg.Add(len(chunks))
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for i = 0; i < len(chunks); i++ {
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db.Put(context.TODO(), chunks[i])
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chunkkeys[i] = chunks[i].Addr
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j := i
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go func() {
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defer wg.Done()
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<-chunks[j].dbStoredC
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}()
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}
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//testSplit(m, l, 128, chunkkeys, t)
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for i = 0; i < len(chunkkeys); i++ {
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log.Trace(fmt.Sprintf("Chunk array pos %d/%d: '%v'", i, chunkcount, chunkkeys[i]))
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}
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wg.Wait()
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i = 0
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for poc = 0; poc <= 255; poc++ {
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err := db.SyncIterator(0, uint64(chunkkeys.Len()), uint8(poc), func(k Address, n uint64) bool {
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log.Trace(fmt.Sprintf("Got key %v number %d poc %d", k, n, uint8(poc)))
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chunkkeys_results[n-1] = k
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i++
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return true
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})
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if err != nil {
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t.Fatalf("Iterator call failed: %v", err)
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}
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}
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for i = 0; i < chunkcount; i++ {
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if !bytes.Equal(chunkkeys[i], chunkkeys_results[i]) {
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t.Fatalf("Chunk put #%d key '%v' does not match iterator's key '%v'", i, chunkkeys[i], chunkkeys_results[i])
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}
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}
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}
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func TestIterator(t *testing.T) {
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testIterator(t, false)
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}
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func TestMockIterator(t *testing.T) {
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testIterator(t, true)
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}
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func benchmarkDbStorePut(n int, processors int, chunksize int64, mock bool, b *testing.B) {
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db, cleanup, err := newTestDbStore(mock, true)
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defer cleanup()
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if err != nil {
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b.Fatalf("init dbStore failed: %v", err)
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}
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benchmarkStorePut(db, processors, n, chunksize, b)
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}
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func benchmarkDbStoreGet(n int, processors int, chunksize int64, mock bool, b *testing.B) {
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db, cleanup, err := newTestDbStore(mock, true)
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defer cleanup()
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if err != nil {
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b.Fatalf("init dbStore failed: %v", err)
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}
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benchmarkStoreGet(db, processors, n, chunksize, b)
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}
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func BenchmarkDbStorePut_1_500(b *testing.B) {
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benchmarkDbStorePut(500, 1, 4096, false, b)
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}
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func BenchmarkDbStorePut_8_500(b *testing.B) {
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benchmarkDbStorePut(500, 8, 4096, false, b)
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}
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func BenchmarkDbStoreGet_1_500(b *testing.B) {
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benchmarkDbStoreGet(500, 1, 4096, false, b)
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}
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func BenchmarkDbStoreGet_8_500(b *testing.B) {
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benchmarkDbStoreGet(500, 8, 4096, false, b)
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}
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func BenchmarkMockDbStorePut_1_500(b *testing.B) {
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benchmarkDbStorePut(500, 1, 4096, true, b)
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}
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func BenchmarkMockDbStorePut_8_500(b *testing.B) {
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benchmarkDbStorePut(500, 8, 4096, true, b)
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}
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func BenchmarkMockDbStoreGet_1_500(b *testing.B) {
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benchmarkDbStoreGet(500, 1, 4096, true, b)
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}
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func BenchmarkMockDbStoreGet_8_500(b *testing.B) {
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benchmarkDbStoreGet(500, 8, 4096, true, b)
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}
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// TestLDBStoreWithoutCollectGarbage tests that we can put a number of random chunks in the LevelDB store, and
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// retrieve them, provided we don't hit the garbage collection
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func TestLDBStoreWithoutCollectGarbage(t *testing.T) {
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capacity := 50
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n := 10
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ldb, cleanup := newLDBStore(t)
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ldb.setCapacity(uint64(capacity))
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defer cleanup()
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chunks := []*Chunk{}
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for i := 0; i < n; i++ {
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c := GenerateRandomChunk(DefaultChunkSize)
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chunks = append(chunks, c)
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log.Trace("generate random chunk", "idx", i, "chunk", c)
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}
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for i := 0; i < n; i++ {
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go ldb.Put(context.TODO(), chunks[i])
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}
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// wait for all chunks to be stored
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for i := 0; i < n; i++ {
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<-chunks[i].dbStoredC
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}
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log.Info("ldbstore", "entrycnt", ldb.entryCnt, "accesscnt", ldb.accessCnt)
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for i := 0; i < n; i++ {
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ret, err := ldb.Get(context.TODO(), chunks[i].Addr)
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if err != nil {
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t.Fatal(err)
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}
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if !bytes.Equal(ret.SData, chunks[i].SData) {
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t.Fatal("expected to get the same data back, but got smth else")
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}
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log.Info("got back chunk", "chunk", ret)
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}
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if ldb.entryCnt != uint64(n+1) {
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t.Fatalf("expected entryCnt to be equal to %v, but got %v", n+1, ldb.entryCnt)
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}
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if ldb.accessCnt != uint64(2*n+1) {
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t.Fatalf("expected accessCnt to be equal to %v, but got %v", n+1, ldb.accessCnt)
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}
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}
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// TestLDBStoreCollectGarbage tests that we can put more chunks than LevelDB's capacity, and
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// retrieve only some of them, because garbage collection must have cleared some of them
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func TestLDBStoreCollectGarbage(t *testing.T) {
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capacity := 500
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n := 2000
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ldb, cleanup := newLDBStore(t)
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ldb.setCapacity(uint64(capacity))
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defer cleanup()
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chunks := []*Chunk{}
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for i := 0; i < n; i++ {
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c := GenerateRandomChunk(DefaultChunkSize)
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chunks = append(chunks, c)
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log.Trace("generate random chunk", "idx", i, "chunk", c)
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}
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for i := 0; i < n; i++ {
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ldb.Put(context.TODO(), chunks[i])
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}
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// wait for all chunks to be stored
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for i := 0; i < n; i++ {
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<-chunks[i].dbStoredC
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}
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log.Info("ldbstore", "entrycnt", ldb.entryCnt, "accesscnt", ldb.accessCnt)
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// wait for garbage collection to kick in on the responsible actor
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time.Sleep(5 * time.Second)
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var missing int
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for i := 0; i < n; i++ {
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ret, err := ldb.Get(context.TODO(), chunks[i].Addr)
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if err == ErrChunkNotFound || err == ldberrors.ErrNotFound {
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missing++
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continue
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}
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if err != nil {
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t.Fatal(err)
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}
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if !bytes.Equal(ret.SData, chunks[i].SData) {
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t.Fatal("expected to get the same data back, but got smth else")
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}
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log.Trace("got back chunk", "chunk", ret)
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}
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if missing < n-capacity {
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t.Fatalf("gc failure: expected to miss %v chunks, but only %v are actually missing", n-capacity, missing)
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}
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log.Info("ldbstore", "total", n, "missing", missing, "entrycnt", ldb.entryCnt, "accesscnt", ldb.accessCnt)
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}
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// TestLDBStoreAddRemove tests that we can put and then delete a given chunk
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func TestLDBStoreAddRemove(t *testing.T) {
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ldb, cleanup := newLDBStore(t)
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ldb.setCapacity(200)
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defer cleanup()
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n := 100
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chunks := []*Chunk{}
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for i := 0; i < n; i++ {
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c := GenerateRandomChunk(DefaultChunkSize)
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chunks = append(chunks, c)
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log.Trace("generate random chunk", "idx", i, "chunk", c)
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}
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for i := 0; i < n; i++ {
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go ldb.Put(context.TODO(), chunks[i])
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}
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// wait for all chunks to be stored before continuing
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for i := 0; i < n; i++ {
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<-chunks[i].dbStoredC
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}
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for i := 0; i < n; i++ {
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// delete all even index chunks
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if i%2 == 0 {
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key := chunks[i].Addr
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ikey := getIndexKey(key)
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var indx dpaDBIndex
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ldb.tryAccessIdx(ikey, &indx)
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ldb.delete(indx.Idx, ikey, ldb.po(key))
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}
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}
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log.Info("ldbstore", "entrycnt", ldb.entryCnt, "accesscnt", ldb.accessCnt)
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for i := 0; i < n; i++ {
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ret, err := ldb.Get(context.TODO(), chunks[i].Addr)
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if i%2 == 0 {
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// expect even chunks to be missing
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if err == nil || ret != nil {
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t.Fatal("expected chunk to be missing, but got no error")
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}
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} else {
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// expect odd chunks to be retrieved successfully
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if err != nil {
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t.Fatalf("expected no error, but got %s", err)
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}
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if !bytes.Equal(ret.SData, chunks[i].SData) {
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t.Fatal("expected to get the same data back, but got smth else")
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}
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}
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}
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}
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// TestLDBStoreRemoveThenCollectGarbage tests that we can delete chunks and that we can trigger garbage collection
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func TestLDBStoreRemoveThenCollectGarbage(t *testing.T) {
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capacity := 10
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ldb, cleanup := newLDBStore(t)
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ldb.setCapacity(uint64(capacity))
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n := 7
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chunks := []*Chunk{}
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for i := 0; i < capacity; i++ {
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c := GenerateRandomChunk(DefaultChunkSize)
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chunks = append(chunks, c)
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log.Trace("generate random chunk", "idx", i, "chunk", c)
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}
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for i := 0; i < n; i++ {
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ldb.Put(context.TODO(), chunks[i])
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}
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// wait for all chunks to be stored before continuing
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for i := 0; i < n; i++ {
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<-chunks[i].dbStoredC
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}
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// delete all chunks
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for i := 0; i < n; i++ {
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key := chunks[i].Addr
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ikey := getIndexKey(key)
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var indx dpaDBIndex
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ldb.tryAccessIdx(ikey, &indx)
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ldb.delete(indx.Idx, ikey, ldb.po(key))
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}
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log.Info("ldbstore", "entrycnt", ldb.entryCnt, "accesscnt", ldb.accessCnt)
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cleanup()
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ldb, cleanup = newLDBStore(t)
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ldb.setCapacity(uint64(capacity))
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n = 10
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for i := 0; i < n; i++ {
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ldb.Put(context.TODO(), chunks[i])
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}
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// wait for all chunks to be stored before continuing
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for i := 0; i < n; i++ {
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<-chunks[i].dbStoredC
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}
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// expect for first chunk to be missing, because it has the smallest access value
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idx := 0
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ret, err := ldb.Get(context.TODO(), chunks[idx].Addr)
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if err == nil || ret != nil {
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t.Fatal("expected first chunk to be missing, but got no error")
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}
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// expect for last chunk to be present, as it has the largest access value
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idx = 9
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ret, err = ldb.Get(context.TODO(), chunks[idx].Addr)
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if err != nil {
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t.Fatalf("expected no error, but got %s", err)
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}
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if !bytes.Equal(ret.SData, chunks[idx].SData) {
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t.Fatal("expected to get the same data back, but got smth else")
|
|
}
|
|
}
|