prysm-pulse/beacon-chain/blockchain/receive_attestation_test.go
Potuz 61033ebea1
handle failure to update head (#10651)
Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>
2022-05-12 16:36:46 +00:00

242 lines
9.2 KiB
Go

package blockchain
import (
"context"
"testing"
"time"
"github.com/prysmaticlabs/prysm/beacon-chain/cache"
"github.com/prysmaticlabs/prysm/beacon-chain/core/helpers"
"github.com/prysmaticlabs/prysm/beacon-chain/core/transition"
testDB "github.com/prysmaticlabs/prysm/beacon-chain/db/testing"
"github.com/prysmaticlabs/prysm/beacon-chain/operations/attestations"
"github.com/prysmaticlabs/prysm/config/params"
types "github.com/prysmaticlabs/prysm/consensus-types/primitives"
"github.com/prysmaticlabs/prysm/consensus-types/wrapper"
"github.com/prysmaticlabs/prysm/encoding/bytesutil"
ethpb "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
"github.com/prysmaticlabs/prysm/testing/require"
"github.com/prysmaticlabs/prysm/testing/util"
prysmTime "github.com/prysmaticlabs/prysm/time"
"github.com/prysmaticlabs/prysm/time/slots"
logTest "github.com/sirupsen/logrus/hooks/test"
)
var (
_ = AttestationReceiver(&Service{})
_ = AttestationStateFetcher(&Service{})
)
func TestAttestationCheckPtState_FarFutureSlot(t *testing.T) {
helpers.ClearCache()
beaconDB := testDB.SetupDB(t)
chainService := setupBeaconChain(t, beaconDB)
chainService.genesisTime = time.Now()
e := types.Epoch(slots.MaxSlotBuffer/uint64(params.BeaconConfig().SlotsPerEpoch) + 1)
_, err := chainService.AttestationTargetState(context.Background(), &ethpb.Checkpoint{Epoch: e})
require.ErrorContains(t, "exceeds max allowed value relative to the local clock", err)
}
func TestVerifyLMDFFGConsistent_NotOK(t *testing.T) {
ctx := context.Background()
opts := testServiceOptsWithDB(t)
service, err := NewService(ctx, opts...)
require.NoError(t, err)
b32 := util.NewBeaconBlock()
b32.Block.Slot = 32
wsb, err := wrapper.WrappedSignedBeaconBlock(b32)
require.NoError(t, err)
require.NoError(t, service.cfg.BeaconDB.SaveBlock(ctx, wsb))
r32, err := b32.Block.HashTreeRoot()
require.NoError(t, err)
b33 := util.NewBeaconBlock()
b33.Block.Slot = 33
b33.Block.ParentRoot = r32[:]
wsb, err = wrapper.WrappedSignedBeaconBlock(b33)
require.NoError(t, err)
require.NoError(t, service.cfg.BeaconDB.SaveBlock(ctx, wsb))
r33, err := b33.Block.HashTreeRoot()
require.NoError(t, err)
wanted := "FFG and LMD votes are not consistent"
a := util.NewAttestation()
a.Data.Target.Epoch = 1
a.Data.Target.Root = []byte{'a'}
a.Data.BeaconBlockRoot = r33[:]
require.ErrorContains(t, wanted, service.VerifyLmdFfgConsistency(context.Background(), a))
}
func TestVerifyLMDFFGConsistent_OK(t *testing.T) {
ctx := context.Background()
opts := testServiceOptsWithDB(t)
service, err := NewService(ctx, opts...)
require.NoError(t, err)
b32 := util.NewBeaconBlock()
b32.Block.Slot = 32
wsb, err := wrapper.WrappedSignedBeaconBlock(b32)
require.NoError(t, err)
require.NoError(t, service.cfg.BeaconDB.SaveBlock(ctx, wsb))
r32, err := b32.Block.HashTreeRoot()
require.NoError(t, err)
b33 := util.NewBeaconBlock()
b33.Block.Slot = 33
b33.Block.ParentRoot = r32[:]
wsb, err = wrapper.WrappedSignedBeaconBlock(b33)
require.NoError(t, err)
require.NoError(t, service.cfg.BeaconDB.SaveBlock(ctx, wsb))
r33, err := b33.Block.HashTreeRoot()
require.NoError(t, err)
a := util.NewAttestation()
a.Data.Target.Epoch = 1
a.Data.Target.Root = r32[:]
a.Data.BeaconBlockRoot = r33[:]
err = service.VerifyLmdFfgConsistency(context.Background(), a)
require.NoError(t, err, "Could not verify LMD and FFG votes to be consistent")
}
func TestProcessAttestations_Ok(t *testing.T) {
hook := logTest.NewGlobal()
ctx := context.Background()
opts := testServiceOptsWithDB(t)
opts = append(opts, WithAttestationPool(attestations.NewPool()))
service, err := NewService(ctx, opts...)
require.NoError(t, err)
service.genesisTime = prysmTime.Now().Add(-1 * time.Duration(params.BeaconConfig().SecondsPerSlot) * time.Second)
genesisState, pks := util.DeterministicGenesisState(t, 64)
require.NoError(t, genesisState.SetGenesisTime(uint64(prysmTime.Now().Unix())-params.BeaconConfig().SecondsPerSlot))
require.NoError(t, service.saveGenesisData(ctx, genesisState))
atts, err := util.GenerateAttestations(genesisState, pks, 1, 0, false)
require.NoError(t, err)
tRoot := bytesutil.ToBytes32(atts[0].Data.Target.Root)
copied := genesisState.Copy()
copied, err = transition.ProcessSlots(ctx, copied, 1)
require.NoError(t, err)
require.NoError(t, service.cfg.BeaconDB.SaveState(ctx, copied, tRoot))
require.NoError(t, service.cfg.ForkChoiceStore.InsertOptimisticBlock(ctx, 0, tRoot, tRoot, params.BeaconConfig().ZeroHash, 1, 1))
require.NoError(t, service.cfg.AttPool.SaveForkchoiceAttestations(atts))
service.processAttestations(ctx)
require.Equal(t, 0, len(service.cfg.AttPool.ForkchoiceAttestations()))
require.LogsDoNotContain(t, hook, "Could not process attestation for fork choice")
}
func TestNotifyEngineIfChangedHead(t *testing.T) {
hook := logTest.NewGlobal()
ctx := context.Background()
opts := testServiceOptsWithDB(t)
service, err := NewService(ctx, opts...)
require.NoError(t, err)
service.cfg.ProposerSlotIndexCache = cache.NewProposerPayloadIDsCache()
service.notifyEngineIfChangedHead(ctx, service.headRoot())
hookErr := "could not notify forkchoice update"
invalidStateErr := "Could not get state from db"
require.LogsDoNotContain(t, hook, invalidStateErr)
require.LogsDoNotContain(t, hook, hookErr)
gb, err := wrapper.WrappedSignedBeaconBlock(util.NewBeaconBlock())
require.NoError(t, err)
service.saveInitSyncBlock([32]byte{'a'}, gb)
service.notifyEngineIfChangedHead(ctx, [32]byte{'a'})
require.LogsContain(t, hook, invalidStateErr)
hook.Reset()
service.head = &head{
root: [32]byte{'a'},
block: nil, /* should not panic if notify head uses correct head */
}
// Block in Cache
b := util.NewBeaconBlock()
b.Block.Slot = 2
wsb, err := wrapper.WrappedSignedBeaconBlock(b)
require.NoError(t, err)
r1, err := b.Block.HashTreeRoot()
require.NoError(t, err)
service.saveInitSyncBlock(r1, wsb)
finalized := &ethpb.Checkpoint{Root: r1[:], Epoch: 0}
st, _ := util.DeterministicGenesisState(t, 1)
service.head = &head{
slot: 1,
root: r1,
block: wsb,
state: st,
}
service.cfg.ProposerSlotIndexCache.SetProposerAndPayloadIDs(2, 1, [8]byte{1})
service.store.SetFinalizedCheckptAndPayloadHash(finalized, [32]byte{})
service.notifyEngineIfChangedHead(ctx, r1)
require.LogsDoNotContain(t, hook, invalidStateErr)
require.LogsDoNotContain(t, hook, hookErr)
// Block in DB
b = util.NewBeaconBlock()
b.Block.Slot = 3
wsb, err = wrapper.WrappedSignedBeaconBlock(b)
require.NoError(t, err)
require.NoError(t, service.cfg.BeaconDB.SaveBlock(ctx, wsb))
r1, err = b.Block.HashTreeRoot()
require.NoError(t, err)
finalized = &ethpb.Checkpoint{Root: r1[:], Epoch: 0}
st, _ = util.DeterministicGenesisState(t, 1)
service.head = &head{
slot: 1,
root: r1,
block: wsb,
state: st,
}
service.cfg.ProposerSlotIndexCache.SetProposerAndPayloadIDs(2, 1, [8]byte{1})
service.store.SetFinalizedCheckptAndPayloadHash(finalized, [32]byte{})
service.notifyEngineIfChangedHead(ctx, r1)
require.LogsDoNotContain(t, hook, invalidStateErr)
require.LogsDoNotContain(t, hook, hookErr)
vId, payloadID, has := service.cfg.ProposerSlotIndexCache.GetProposerPayloadIDs(2)
require.Equal(t, true, has)
require.Equal(t, types.ValidatorIndex(1), vId)
require.Equal(t, [8]byte{1}, payloadID)
// Test zero headRoot returns immediately.
headRoot := service.headRoot()
service.notifyEngineIfChangedHead(ctx, [32]byte{})
require.Equal(t, service.headRoot(), headRoot)
}
func TestService_ProcessAttestationsAndUpdateHead(t *testing.T) {
ctx := context.Background()
opts := testServiceOptsWithDB(t)
opts = append(opts, WithAttestationPool(attestations.NewPool()), WithStateNotifier(&mockBeaconNode{}))
service, err := NewService(ctx, opts...)
require.NoError(t, err)
service.genesisTime = prysmTime.Now().Add(-1 * time.Duration(params.BeaconConfig().SecondsPerSlot) * time.Second)
genesisState, pks := util.DeterministicGenesisState(t, 64)
require.NoError(t, genesisState.SetGenesisTime(uint64(prysmTime.Now().Unix())-params.BeaconConfig().SecondsPerSlot))
require.NoError(t, service.saveGenesisData(ctx, genesisState))
atts, err := util.GenerateAttestations(genesisState, pks, 1, 0, false)
require.NoError(t, err)
tRoot := bytesutil.ToBytes32(atts[0].Data.Target.Root)
copied := genesisState.Copy()
copied, err = transition.ProcessSlots(ctx, copied, 1)
require.NoError(t, err)
require.NoError(t, service.cfg.BeaconDB.SaveState(ctx, copied, tRoot))
require.NoError(t, service.cfg.BeaconDB.SaveStateSummary(ctx, &ethpb.StateSummary{Root: tRoot[:]}))
require.NoError(t, service.cfg.ForkChoiceStore.InsertOptimisticBlock(ctx, 0, tRoot, tRoot, params.BeaconConfig().ZeroHash, 1, 1))
require.NoError(t, service.cfg.AttPool.SaveForkchoiceAttestations(atts))
b := util.NewBeaconBlock()
wb, err := wrapper.WrappedSignedBeaconBlock(b)
require.NoError(t, err)
r, err := b.Block.HashTreeRoot()
require.NoError(t, err)
require.NoError(t, service.cfg.BeaconDB.SaveBlock(ctx, wb))
service.head.root = r // Old head
require.Equal(t, 1, len(service.cfg.AttPool.ForkchoiceAttestations()))
require.NoError(t, err, service.UpdateHead(ctx))
require.Equal(t, tRoot, service.head.root) // Validate head is the new one
require.Equal(t, 0, len(service.cfg.AttPool.ForkchoiceAttestations())) // Validate att pool is empty
}