go-ethereum/portalnetwork/history/storage_test.go
2024-09-12 18:15:32 +08:00

315 lines
8.9 KiB
Go

package history
import (
"fmt"
"math"
"os"
"testing"
"github.com/ethereum/go-ethereum/p2p/enode"
"github.com/ethereum/go-ethereum/portalnetwork/storage"
contentStorage "github.com/ethereum/go-ethereum/portalnetwork/storage"
"github.com/holiman/uint256"
"github.com/stretchr/testify/assert"
)
const nodeDataDir = "./unit_test"
func clearNodeData() {
_ = os.Remove(fmt.Sprintf("%s/%s/%s", nodeDataDir, "history", sqliteName))
}
func genBytes(length int) []byte {
res := make([]byte, length)
for i := 0; i < length; i++ {
res[i] = byte(i)
}
return res
}
func newContentStorage(storageCapacityInMB uint64, nodeId enode.ID, nodeDataDir string) (*ContentStorage, error) {
db, err := NewDB(nodeDataDir, "history")
if err != nil {
return nil, err
}
hs, err := NewHistoryStorage(storage.PortalStorageConfig{
DB: db,
StorageCapacityMB: storageCapacityInMB,
NodeId: nodeId,
})
if err != nil {
return nil, err
}
return hs.(*ContentStorage), nil
}
func TestBasicStorage(t *testing.T) {
zeroNodeId := uint256.NewInt(0).Bytes32()
storage, err := newContentStorage(math.MaxUint32, zeroNodeId, nodeDataDir)
assert.NoError(t, err)
defer clearNodeData()
defer storage.Close()
contentId := []byte("test")
content := []byte("value")
_, err = storage.Get(nil, contentId)
assert.Equal(t, contentStorage.ErrContentNotFound, err)
pt := storage.put(contentId, content)
assert.NoError(t, pt.Err())
val, err := storage.Get(nil, contentId)
assert.NoError(t, err)
assert.Equal(t, content, val)
count, err := storage.ContentCount()
assert.NoError(t, err)
assert.Equal(t, count, uint64(1))
size, err := storage.Size()
assert.NoError(t, err)
assert.True(t, size > 0)
unusedSize, err := storage.UnusedSize()
assert.NoError(t, err)
usedSize, err := storage.UsedSize()
assert.NoError(t, err)
assert.True(t, usedSize == size-unusedSize)
}
func TestDBSize(t *testing.T) {
zeroNodeId := uint256.NewInt(0).Bytes32()
storage, err := newContentStorage(math.MaxUint32, zeroNodeId, nodeDataDir)
assert.NoError(t, err)
defer clearNodeData()
defer storage.Close()
numBytes := 10000
size1, err := storage.Size()
assert.NoError(t, err)
putResult := storage.put(uint256.NewInt(1).Bytes(), genBytes(numBytes))
assert.Nil(t, putResult.Err())
size2, err := storage.Size()
assert.NoError(t, err)
putResult = storage.put(uint256.NewInt(2).Bytes(), genBytes(numBytes))
assert.NoError(t, putResult.Err())
size3, err := storage.Size()
assert.NoError(t, err)
putResult = storage.put(uint256.NewInt(2).Bytes(), genBytes(numBytes))
assert.NoError(t, putResult.Err())
size4, err := storage.Size()
assert.NoError(t, err)
usedSize, err := storage.UsedSize()
assert.NoError(t, err)
assert.True(t, size2 > size1)
assert.True(t, size3 > size2)
assert.True(t, size4 == size3)
assert.True(t, usedSize == size4)
err = storage.del(uint256.NewInt(2).Bytes())
assert.NoError(t, err)
err = storage.del(uint256.NewInt(1).Bytes())
assert.NoError(t, err)
usedSize1, err := storage.UsedSize()
assert.NoError(t, err)
size5, err := storage.Size()
assert.NoError(t, err)
assert.True(t, size4 == size5)
assert.True(t, usedSize1 < size5)
err = storage.ReclaimSpace()
assert.NoError(t, err)
usedSize2, err := storage.UsedSize()
assert.NoError(t, err)
size6, err := storage.Size()
assert.NoError(t, err)
assert.Equal(t, size1, size6)
assert.Equal(t, usedSize2, size6)
}
func TestDBPruning(t *testing.T) {
storageCapacity := uint64(1)
zeroNodeId := uint256.NewInt(0).Bytes32()
storage, err := newContentStorage(storageCapacity, zeroNodeId, nodeDataDir)
assert.NoError(t, err)
defer clearNodeData()
defer storage.Close()
furthestElement := uint256.NewInt(40)
secondFurthest := uint256.NewInt(30)
thirdFurthest := uint256.NewInt(20)
numBytes := 100_000
// test with private put method
pt1 := storage.put(uint256.NewInt(1).Bytes(), genBytes(numBytes))
assert.NoError(t, pt1.Err())
pt2 := storage.put(thirdFurthest.Bytes(), genBytes(numBytes))
assert.NoError(t, pt2.Err())
pt3 := storage.put(uint256.NewInt(3).Bytes(), genBytes(numBytes))
assert.NoError(t, pt3.Err())
pt4 := storage.put(uint256.NewInt(10).Bytes(), genBytes(numBytes))
assert.NoError(t, pt4.Err())
pt5 := storage.put(uint256.NewInt(5).Bytes(), genBytes(numBytes))
assert.NoError(t, pt5.Err())
pt6 := storage.put(uint256.NewInt(11).Bytes(), genBytes(numBytes))
assert.NoError(t, pt6.Err())
pt7 := storage.put(furthestElement.Bytes(), genBytes(40000))
assert.NoError(t, pt7.Err())
pt8 := storage.put(secondFurthest.Bytes(), genBytes(30000))
assert.NoError(t, pt8.Err())
pt9 := storage.put(uint256.NewInt(2).Bytes(), genBytes(numBytes*2))
assert.NoError(t, pt9.Err())
res, _ := storage.GetLargestDistance()
assert.Equal(t, res, uint256.NewInt(40))
pt10 := storage.put(uint256.NewInt(4).Bytes(), genBytes(132000))
assert.NoError(t, pt10.Err())
assert.False(t, pt1.Pruned())
assert.False(t, pt2.Pruned())
assert.False(t, pt3.Pruned())
assert.False(t, pt4.Pruned())
assert.False(t, pt5.Pruned())
assert.False(t, pt6.Pruned())
assert.False(t, pt7.Pruned())
assert.False(t, pt8.Pruned())
assert.False(t, pt9.Pruned())
assert.True(t, pt10.Pruned())
assert.Equal(t, pt10.PrunedCount(), 2)
usedSize, err := storage.UsedSize()
assert.NoError(t, err)
assert.True(t, usedSize < storage.storageCapacityInBytes)
_, err = storage.Get(nil, furthestElement.Bytes())
assert.Equal(t, contentStorage.ErrContentNotFound, err)
_, err = storage.Get(nil, secondFurthest.Bytes())
assert.Equal(t, contentStorage.ErrContentNotFound, err)
val, err := storage.Get(nil, thirdFurthest.Bytes())
assert.NoError(t, err)
assert.NotNil(t, val)
}
func TestGetLargestDistance(t *testing.T) {
storageCapacity := uint64(1)
zeroNodeId := uint256.NewInt(0).Bytes32()
storage, err := newContentStorage(storageCapacity, zeroNodeId, nodeDataDir)
assert.NoError(t, err)
defer clearNodeData()
defer storage.Close()
furthestElement := uint256.NewInt(40)
secondFurthest := uint256.NewInt(30)
pt7 := storage.put(furthestElement.Bytes(), genBytes(2000))
assert.NoError(t, pt7.Err())
val, err := storage.Get(nil, furthestElement.Bytes())
assert.NoError(t, err)
assert.NotNil(t, val)
pt8 := storage.put(secondFurthest.Bytes(), genBytes(2000))
assert.NoError(t, pt8.Err())
res, err := storage.GetLargestDistance()
assert.NoError(t, err)
assert.Equal(t, furthestElement, res)
}
func TestSimpleForcePruning(t *testing.T) {
storageCapacity := uint64(100_000)
zeroNodeId := uint256.NewInt(0).Bytes32()
storage, err := newContentStorage(storageCapacity, zeroNodeId, nodeDataDir)
assert.NoError(t, err)
defer clearNodeData()
defer storage.Close()
furthestElement := uint256.NewInt(40)
secondFurthest := uint256.NewInt(30)
third := uint256.NewInt(10)
pt1 := storage.put(furthestElement.Bytes(), genBytes(2000))
assert.NoError(t, pt1.Err())
pt2 := storage.put(secondFurthest.Bytes(), genBytes(2000))
assert.NoError(t, pt2.Err())
pt3 := storage.put(third.Bytes(), genBytes(2000))
assert.NoError(t, pt3.Err())
res, err := storage.GetLargestDistance()
assert.NoError(t, err)
assert.Equal(t, furthestElement, res)
err = storage.ForcePrune(uint256.NewInt(20))
assert.NoError(t, err)
_, err = storage.Get(nil, furthestElement.Bytes())
assert.Equal(t, contentStorage.ErrContentNotFound, err)
_, err = storage.Get(nil, secondFurthest.Bytes())
assert.Equal(t, contentStorage.ErrContentNotFound, err)
_, err = storage.Get(nil, third.Bytes())
assert.NoError(t, err)
}
func TestForcePruning(t *testing.T) {
const startCap = uint64(14_159_872)
const endCapacity = uint64(5000_000)
const amountOfItems = 10_000
maxUint256 := uint256.MustFromHex("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")
nodeId := uint256.MustFromHex("0x30994892f3e4889d99deb5340050510d1842778acc7a7948adffa475fed51d6e").Bytes()
content := genBytes(1000)
storage, err := newContentStorage(startCap, enode.ID(nodeId), nodeDataDir)
assert.NoError(t, err)
defer clearNodeData()
defer storage.Close()
storage.storageCapacityInBytes = startCap
increment := uint256.NewInt(0).Div(maxUint256, uint256.NewInt(amountOfItems))
remainder := uint256.NewInt(0).Mod(maxUint256, uint256.NewInt(amountOfItems))
id := uint256.NewInt(0)
putCount := 0
// id < maxUint256 - remainder
for id.Cmp(uint256.NewInt(0).Sub(maxUint256, remainder)) == -1 {
res := storage.put(id.Bytes(), content)
assert.NoError(t, res.Err())
id = id.Add(id, increment)
putCount++
}
storage.storageCapacityInBytes = endCapacity
oldDistance, err := storage.GetLargestDistance()
assert.NoError(t, err)
newDistance, err := storage.EstimateNewRadius(oldDistance)
assert.NoError(t, err)
assert.NotEqual(t, oldDistance.Cmp(newDistance), -1)
err = storage.ForcePrune(newDistance)
assert.NoError(t, err)
var total int64
err = storage.sqliteDB.QueryRow("SELECT count(*) FROM kvstore where greater(xor(key, (?1)), (?2)) = 1", storage.nodeId[:], newDistance.Bytes()).Scan(&total)
assert.NoError(t, err)
assert.Equal(t, int64(0), total)
}