prysm-pulse/validator/db/kv/proposer_protection_test.go
terence tsao c69bce5d84
Use fieldparams for BLS public key (#10042)
* Use fieldparams for pubkey length

* Fix validator tests

* fix more tests

* fix mock validator

* Fix typo

* bunch of typos

* Update bytes.go

* Update BUILD.bazel

Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>
2022-01-06 17:33:08 +00:00

285 lines
9.7 KiB
Go

package kv
import (
"context"
"testing"
types "github.com/prysmaticlabs/eth2-types"
fieldparams "github.com/prysmaticlabs/prysm/config/fieldparams"
"github.com/prysmaticlabs/prysm/config/params"
"github.com/prysmaticlabs/prysm/encoding/bytesutil"
"github.com/prysmaticlabs/prysm/testing/assert"
"github.com/prysmaticlabs/prysm/testing/require"
)
func TestProposalHistoryForSlot_InitializesNewPubKeys(t *testing.T) {
pubkeys := [][fieldparams.BLSPubkeyLength]byte{{30}, {25}, {20}}
db := setupDB(t, pubkeys)
for _, pub := range pubkeys {
signingRoot, _, err := db.ProposalHistoryForSlot(context.Background(), pub, 0)
require.NoError(t, err)
expected := bytesutil.PadTo([]byte{}, 32)
require.DeepEqual(t, expected, signingRoot[:], "Expected proposal history slot signing root to be empty")
}
}
func TestNewProposalHistoryForSlot_ReturnsNilIfNoHistory(t *testing.T) {
valPubkey := [fieldparams.BLSPubkeyLength]byte{1, 2, 3}
db := setupDB(t, [][fieldparams.BLSPubkeyLength]byte{})
_, proposalExists, err := db.ProposalHistoryForSlot(context.Background(), valPubkey, 0)
require.NoError(t, err)
assert.Equal(t, false, proposalExists)
}
func TestSaveProposalHistoryForSlot_OK(t *testing.T) {
pubkey := [fieldparams.BLSPubkeyLength]byte{3}
db := setupDB(t, [][fieldparams.BLSPubkeyLength]byte{pubkey})
slot := types.Slot(2)
err := db.SaveProposalHistoryForSlot(context.Background(), pubkey, slot, []byte{1})
require.NoError(t, err, "Saving proposal history failed: %v")
signingRoot, _, err := db.ProposalHistoryForSlot(context.Background(), pubkey, slot)
require.NoError(t, err, "Failed to get proposal history")
require.NotNil(t, signingRoot)
require.DeepEqual(t, bytesutil.PadTo([]byte{1}, 32), signingRoot[:], "Expected DB to keep object the same")
}
func TestNewProposalHistoryForPubKey_ReturnsEmptyIfNoHistory(t *testing.T) {
valPubkey := [fieldparams.BLSPubkeyLength]byte{1, 2, 3}
db := setupDB(t, [][fieldparams.BLSPubkeyLength]byte{})
proposalHistory, err := db.ProposalHistoryForPubKey(context.Background(), valPubkey)
require.NoError(t, err)
assert.DeepEqual(t, make([]*Proposal, 0), proposalHistory)
}
func TestSaveProposalHistoryForPubKey_OK(t *testing.T) {
pubkey := [fieldparams.BLSPubkeyLength]byte{3}
db := setupDB(t, [][fieldparams.BLSPubkeyLength]byte{pubkey})
slot := types.Slot(2)
root := [32]byte{1}
err := db.SaveProposalHistoryForSlot(context.Background(), pubkey, slot, root[:])
require.NoError(t, err, "Saving proposal history failed: %v")
proposalHistory, err := db.ProposalHistoryForPubKey(context.Background(), pubkey)
require.NoError(t, err, "Failed to get proposal history")
require.NotNil(t, proposalHistory)
want := []*Proposal{
{
Slot: slot,
SigningRoot: root[:],
},
}
require.DeepEqual(t, want[0], proposalHistory[0])
}
func TestSaveProposalHistoryForSlot_Overwrites(t *testing.T) {
pubkey := [fieldparams.BLSPubkeyLength]byte{0}
tests := []struct {
signingRoot []byte
}{
{
signingRoot: bytesutil.PadTo([]byte{1}, 32),
},
{
signingRoot: bytesutil.PadTo([]byte{2}, 32),
},
{
signingRoot: bytesutil.PadTo([]byte{3}, 32),
},
}
for _, tt := range tests {
db := setupDB(t, [][fieldparams.BLSPubkeyLength]byte{pubkey})
err := db.SaveProposalHistoryForSlot(context.Background(), pubkey, 0, tt.signingRoot)
require.NoError(t, err, "Saving proposal history failed")
proposalHistory, err := db.ProposalHistoryForPubKey(context.Background(), pubkey)
require.NoError(t, err, "Failed to get proposal history")
require.NotNil(t, proposalHistory)
require.DeepEqual(t, tt.signingRoot, proposalHistory[0].SigningRoot, "Expected DB to keep object the same")
require.NoError(t, db.Close(), "Failed to close database")
}
}
func TestPruneProposalHistoryBySlot_OK(t *testing.T) {
slotsPerEpoch := params.BeaconConfig().SlotsPerEpoch
wsPeriod := params.BeaconConfig().WeakSubjectivityPeriod
pubKey := [fieldparams.BLSPubkeyLength]byte{0}
tests := []struct {
slots []types.Slot
storedSlots []types.Slot
removedSlots []types.Slot
}{
{
// Go 2 epochs past pruning point.
slots: []types.Slot{slotsPerEpoch / 2, slotsPerEpoch*5 + 6, slotsPerEpoch.Mul(uint64(wsPeriod+3)) + 8},
storedSlots: []types.Slot{slotsPerEpoch*5 + 6, slotsPerEpoch.Mul(uint64(wsPeriod+3)) + 8},
removedSlots: []types.Slot{slotsPerEpoch / 2},
},
{
// Go 10 epochs past pruning point.
slots: []types.Slot{
slotsPerEpoch + 4,
slotsPerEpoch * 2,
slotsPerEpoch * 3,
slotsPerEpoch * 4,
slotsPerEpoch * 5,
slotsPerEpoch.Mul(uint64(wsPeriod+10)) + 8,
},
storedSlots: []types.Slot{slotsPerEpoch.Mul(uint64(wsPeriod+10)) + 8},
removedSlots: []types.Slot{
slotsPerEpoch + 4,
slotsPerEpoch * 2,
slotsPerEpoch * 3,
slotsPerEpoch * 4,
slotsPerEpoch * 5,
},
},
{
// Prune none.
slots: []types.Slot{slotsPerEpoch + 4, slotsPerEpoch*2 + 3, slotsPerEpoch*3 + 4, slotsPerEpoch*4 + 3, slotsPerEpoch*5 + 3},
storedSlots: []types.Slot{slotsPerEpoch + 4, slotsPerEpoch*2 + 3, slotsPerEpoch*3 + 4, slotsPerEpoch*4 + 3, slotsPerEpoch*5 + 3},
},
}
signedRoot := bytesutil.PadTo([]byte{1}, 32)
for _, tt := range tests {
db := setupDB(t, [][fieldparams.BLSPubkeyLength]byte{pubKey})
for _, slot := range tt.slots {
err := db.SaveProposalHistoryForSlot(context.Background(), pubKey, slot, signedRoot)
require.NoError(t, err, "Saving proposal history failed")
}
signingRootsBySlot := make(map[types.Slot][]byte)
proposalHistory, err := db.ProposalHistoryForPubKey(context.Background(), pubKey)
require.NoError(t, err)
for _, hist := range proposalHistory {
signingRootsBySlot[hist.Slot] = hist.SigningRoot
}
for _, slot := range tt.removedSlots {
_, ok := signingRootsBySlot[slot]
require.Equal(t, false, ok)
}
for _, slot := range tt.storedSlots {
root, ok := signingRootsBySlot[slot]
require.Equal(t, true, ok)
require.DeepEqual(t, signedRoot, root, "Unexpected difference in bytes for epoch %d", slot)
}
require.NoError(t, db.Close(), "Failed to close database")
}
}
func TestStore_ProposedPublicKeys(t *testing.T) {
ctx := context.Background()
validatorDB, err := NewKVStore(ctx, t.TempDir(), &Config{})
require.NoError(t, err, "Failed to instantiate DB")
t.Cleanup(func() {
require.NoError(t, validatorDB.Close(), "Failed to close database")
require.NoError(t, validatorDB.ClearDB(), "Failed to clear database")
})
keys, err := validatorDB.ProposedPublicKeys(ctx)
require.NoError(t, err)
assert.DeepEqual(t, make([][fieldparams.BLSPubkeyLength]byte, 0), keys)
pubKey := [fieldparams.BLSPubkeyLength]byte{1}
dummyRoot := [32]byte{}
err = validatorDB.SaveProposalHistoryForSlot(ctx, pubKey, 1, dummyRoot[:])
require.NoError(t, err)
keys, err = validatorDB.ProposedPublicKeys(ctx)
require.NoError(t, err)
assert.DeepEqual(t, [][fieldparams.BLSPubkeyLength]byte{pubKey}, keys)
}
func TestStore_LowestSignedProposal(t *testing.T) {
ctx := context.Background()
pubkey := [fieldparams.BLSPubkeyLength]byte{3}
dummySigningRoot := [32]byte{}
validatorDB := setupDB(t, [][fieldparams.BLSPubkeyLength]byte{pubkey})
_, exists, err := validatorDB.LowestSignedProposal(ctx, pubkey)
require.NoError(t, err)
require.Equal(t, false, exists)
// We save our first proposal history.
err = validatorDB.SaveProposalHistoryForSlot(ctx, pubkey, 2 /* slot */, dummySigningRoot[:])
require.NoError(t, err)
// We expect the lowest signed slot is what we just saved.
slot, exists, err := validatorDB.LowestSignedProposal(ctx, pubkey)
require.NoError(t, err)
require.Equal(t, true, exists)
assert.Equal(t, types.Slot(2), slot)
// We save a higher proposal history.
err = validatorDB.SaveProposalHistoryForSlot(ctx, pubkey, 3 /* slot */, dummySigningRoot[:])
require.NoError(t, err)
// We expect the lowest signed slot did not change.
slot, exists, err = validatorDB.LowestSignedProposal(ctx, pubkey)
require.NoError(t, err)
require.Equal(t, true, exists)
assert.Equal(t, types.Slot(2), slot)
// We save a lower proposal history.
err = validatorDB.SaveProposalHistoryForSlot(ctx, pubkey, 1 /* slot */, dummySigningRoot[:])
require.NoError(t, err)
// We expect the lowest signed slot indeed changed.
slot, exists, err = validatorDB.LowestSignedProposal(ctx, pubkey)
require.NoError(t, err)
require.Equal(t, true, exists)
assert.Equal(t, types.Slot(1), slot)
}
func TestStore_HighestSignedProposal(t *testing.T) {
ctx := context.Background()
pubkey := [fieldparams.BLSPubkeyLength]byte{3}
dummySigningRoot := [32]byte{}
validatorDB := setupDB(t, [][fieldparams.BLSPubkeyLength]byte{pubkey})
_, exists, err := validatorDB.HighestSignedProposal(ctx, pubkey)
require.NoError(t, err)
require.Equal(t, false, exists)
// We save our first proposal history.
err = validatorDB.SaveProposalHistoryForSlot(ctx, pubkey, 2 /* slot */, dummySigningRoot[:])
require.NoError(t, err)
// We expect the highest signed slot is what we just saved.
slot, exists, err := validatorDB.HighestSignedProposal(ctx, pubkey)
require.NoError(t, err)
require.Equal(t, true, exists)
assert.Equal(t, types.Slot(2), slot)
// We save a lower proposal history.
err = validatorDB.SaveProposalHistoryForSlot(ctx, pubkey, 1 /* slot */, dummySigningRoot[:])
require.NoError(t, err)
// We expect the lowest signed slot did not change.
slot, exists, err = validatorDB.HighestSignedProposal(ctx, pubkey)
require.NoError(t, err)
require.Equal(t, true, exists)
assert.Equal(t, types.Slot(2), slot)
// We save a higher proposal history.
err = validatorDB.SaveProposalHistoryForSlot(ctx, pubkey, 3 /* slot */, dummySigningRoot[:])
require.NoError(t, err)
// We expect the highest signed slot indeed changed.
slot, exists, err = validatorDB.HighestSignedProposal(ctx, pubkey)
require.NoError(t, err)
require.Equal(t, true, exists)
assert.Equal(t, types.Slot(3), slot)
}