prysm-pulse/beacon-chain/sync/rpc_test.go
Nishant Das 588021f75b
Penalize Bad Payloads Properly (#11126)
* penalize peers better

* fix it

* fix test
2022-07-28 21:30:47 +08:00

128 lines
4.0 KiB
Go

package sync
import (
"bytes"
"context"
"sync"
"testing"
"time"
libp2pcore "github.com/libp2p/go-libp2p-core"
"github.com/libp2p/go-libp2p-core/network"
"github.com/libp2p/go-libp2p-core/protocol"
"github.com/prysmaticlabs/prysm/beacon-chain/core/transition"
prysmP2P "github.com/prysmaticlabs/prysm/beacon-chain/p2p"
"github.com/prysmaticlabs/prysm/beacon-chain/p2p/encoder"
p2ptest "github.com/prysmaticlabs/prysm/beacon-chain/p2p/testing"
ethpb "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
"github.com/prysmaticlabs/prysm/testing/assert"
"github.com/prysmaticlabs/prysm/testing/require"
"github.com/prysmaticlabs/prysm/testing/util"
)
func init() {
transition.SkipSlotCache.Disable()
}
// expectSuccess status code from a stream in regular sync.
func expectSuccess(t *testing.T, stream network.Stream) {
code, errMsg, err := ReadStatusCode(stream, &encoder.SszNetworkEncoder{})
require.NoError(t, err)
require.Equal(t, uint8(0), code, "Received non-zero response code")
require.Equal(t, "", errMsg, "Received error message from stream")
}
// expectSuccess status code from a stream in regular sync.
func expectFailure(t *testing.T, expectedCode uint8, expectedErrorMsg string, stream network.Stream) {
code, errMsg, err := ReadStatusCode(stream, &encoder.SszNetworkEncoder{})
require.NoError(t, err)
require.NotEqual(t, uint8(0), code, "Expected request to fail but got a 0 response code")
require.Equal(t, expectedCode, code, "Received incorrect response code")
require.Equal(t, expectedErrorMsg, errMsg)
}
// expectResetStream status code from a stream in regular sync.
func expectResetStream(t *testing.T, stream network.Stream) {
expectedErr := "stream reset"
_, _, err := ReadStatusCode(stream, &encoder.SszNetworkEncoder{})
require.ErrorContains(t, expectedErr, err)
}
func TestRegisterRPC_ReceivesValidMessage(t *testing.T) {
p2p := p2ptest.NewTestP2P(t)
r := &Service{
ctx: context.Background(),
cfg: &config{p2p: p2p},
rateLimiter: newRateLimiter(p2p),
}
var wg sync.WaitGroup
wg.Add(1)
topic := "/testing/foobar/1"
handler := func(ctx context.Context, msg interface{}, stream libp2pcore.Stream) error {
m, ok := msg.(*ethpb.Fork)
if !ok {
t.Error("Object is not of type *pb.TestSimpleMessage")
}
assert.DeepEqual(t, []byte("fooo"), m.CurrentVersion, "Unexpected incoming message")
wg.Done()
return nil
}
prysmP2P.RPCTopicMappings[topic] = new(ethpb.Fork)
// Cleanup Topic mappings
defer func() {
delete(prysmP2P.RPCTopicMappings, topic)
}()
r.registerRPC(topic, handler)
p2p.ReceiveRPC(topic, &ethpb.Fork{CurrentVersion: []byte("fooo"), PreviousVersion: []byte("barr")})
if util.WaitTimeout(&wg, time.Second) {
t.Fatal("Did not receive RPC in 1 second")
}
}
func TestRPC_ReceivesInvalidMessage(t *testing.T) {
p2p := p2ptest.NewTestP2P(t)
remotePeer := p2ptest.NewTestP2P(t)
remotePeer.Connect(p2p)
r := &Service{
ctx: context.Background(),
cfg: &config{p2p: p2p},
rateLimiter: newRateLimiter(p2p),
}
topic := "/testing/foobar/1"
handler := func(ctx context.Context, msg interface{}, stream libp2pcore.Stream) error {
m, ok := msg.(*ethpb.Fork)
if !ok {
t.Error("Object is not of type *pb.Fork")
}
if !bytes.Equal(m.CurrentVersion, []byte("fooo")) {
t.Errorf("Unexpected incoming message: %+v", m)
}
return nil
}
prysmP2P.RPCTopicMappings[topic] = new(ethpb.Fork)
// Cleanup Topic mappings
defer func() {
delete(prysmP2P.RPCTopicMappings, topic)
}()
r.registerRPC(topic, handler)
stream, err := remotePeer.Host().NewStream(context.Background(), p2p.BHost.ID(), protocol.ID(topic+p2p.Encoding().ProtocolSuffix()))
require.NoError(t, err)
// Write invalid SSZ object to peer.
_, err = stream.Write([]byte("JUNK MESSAGE"))
require.NoError(t, err)
time.Sleep(1 * time.Second)
faultCount, err := p2p.Peers().Scorers().BadResponsesScorer().Count(remotePeer.BHost.ID())
require.NoError(t, err)
assert.Equal(t, 1, faultCount, "peer was not penalised for sending bad message")
}