forked from cerc-io/plugeth
275 lines
8.1 KiB
Go
275 lines
8.1 KiB
Go
// Copyright 2021 The go-ethereum Authors
|
|
// This file is part of the go-ethereum library.
|
|
//
|
|
// The go-ethereum library is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Lesser General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// The go-ethereum library is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Lesser General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Lesser General Public License
|
|
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package ethtest
|
|
|
|
import (
|
|
"fmt"
|
|
"time"
|
|
|
|
"github.com/ethereum/go-ethereum/core/types"
|
|
"github.com/ethereum/go-ethereum/eth/protocols/eth"
|
|
"github.com/ethereum/go-ethereum/internal/utesting"
|
|
"github.com/ethereum/go-ethereum/p2p"
|
|
"github.com/ethereum/go-ethereum/rlp"
|
|
"github.com/stretchr/testify/assert"
|
|
)
|
|
|
|
func (c *Conn) statusExchange66(t *utesting.T, chain *Chain) Message {
|
|
status := &Status{
|
|
ProtocolVersion: uint32(66),
|
|
NetworkID: chain.chainConfig.ChainID.Uint64(),
|
|
TD: chain.TD(chain.Len()),
|
|
Head: chain.blocks[chain.Len()-1].Hash(),
|
|
Genesis: chain.blocks[0].Hash(),
|
|
ForkID: chain.ForkID(),
|
|
}
|
|
return c.statusExchange(t, chain, status)
|
|
}
|
|
|
|
func (s *Suite) dial66(t *utesting.T) *Conn {
|
|
conn, err := s.dial()
|
|
if err != nil {
|
|
t.Fatalf("could not dial: %v", err)
|
|
}
|
|
conn.caps = append(conn.caps, p2p.Cap{Name: "eth", Version: 66})
|
|
conn.ourHighestProtoVersion = 66
|
|
return conn
|
|
}
|
|
|
|
func (c *Conn) write66(req eth.Packet, code int) error {
|
|
payload, err := rlp.EncodeToBytes(req)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
_, err = c.Conn.Write(uint64(code), payload)
|
|
return err
|
|
}
|
|
|
|
func (c *Conn) read66() (uint64, Message) {
|
|
code, rawData, _, err := c.Conn.Read()
|
|
if err != nil {
|
|
return 0, errorf("could not read from connection: %v", err)
|
|
}
|
|
|
|
var msg Message
|
|
|
|
switch int(code) {
|
|
case (Hello{}).Code():
|
|
msg = new(Hello)
|
|
|
|
case (Ping{}).Code():
|
|
msg = new(Ping)
|
|
case (Pong{}).Code():
|
|
msg = new(Pong)
|
|
case (Disconnect{}).Code():
|
|
msg = new(Disconnect)
|
|
case (Status{}).Code():
|
|
msg = new(Status)
|
|
case (GetBlockHeaders{}).Code():
|
|
ethMsg := new(eth.GetBlockHeadersPacket66)
|
|
if err := rlp.DecodeBytes(rawData, ethMsg); err != nil {
|
|
return 0, errorf("could not rlp decode message: %v", err)
|
|
}
|
|
return ethMsg.RequestId, GetBlockHeaders(*ethMsg.GetBlockHeadersPacket)
|
|
case (BlockHeaders{}).Code():
|
|
ethMsg := new(eth.BlockHeadersPacket66)
|
|
if err := rlp.DecodeBytes(rawData, ethMsg); err != nil {
|
|
return 0, errorf("could not rlp decode message: %v", err)
|
|
}
|
|
return ethMsg.RequestId, BlockHeaders(ethMsg.BlockHeadersPacket)
|
|
case (GetBlockBodies{}).Code():
|
|
ethMsg := new(eth.GetBlockBodiesPacket66)
|
|
if err := rlp.DecodeBytes(rawData, ethMsg); err != nil {
|
|
return 0, errorf("could not rlp decode message: %v", err)
|
|
}
|
|
return ethMsg.RequestId, GetBlockBodies(ethMsg.GetBlockBodiesPacket)
|
|
case (BlockBodies{}).Code():
|
|
ethMsg := new(eth.BlockBodiesPacket66)
|
|
if err := rlp.DecodeBytes(rawData, ethMsg); err != nil {
|
|
return 0, errorf("could not rlp decode message: %v", err)
|
|
}
|
|
return ethMsg.RequestId, BlockBodies(ethMsg.BlockBodiesPacket)
|
|
case (NewBlock{}).Code():
|
|
msg = new(NewBlock)
|
|
case (NewBlockHashes{}).Code():
|
|
msg = new(NewBlockHashes)
|
|
case (Transactions{}).Code():
|
|
msg = new(Transactions)
|
|
case (NewPooledTransactionHashes{}).Code():
|
|
msg = new(NewPooledTransactionHashes)
|
|
default:
|
|
msg = errorf("invalid message code: %d", code)
|
|
}
|
|
|
|
if msg != nil {
|
|
if err := rlp.DecodeBytes(rawData, msg); err != nil {
|
|
return 0, errorf("could not rlp decode message: %v", err)
|
|
}
|
|
return 0, msg
|
|
}
|
|
return 0, errorf("invalid message: %s", string(rawData))
|
|
}
|
|
|
|
// ReadAndServe serves GetBlockHeaders requests while waiting
|
|
// on another message from the node.
|
|
func (c *Conn) readAndServe66(chain *Chain, timeout time.Duration) (uint64, Message) {
|
|
start := time.Now()
|
|
for time.Since(start) < timeout {
|
|
timeout := time.Now().Add(10 * time.Second)
|
|
c.SetReadDeadline(timeout)
|
|
|
|
reqID, msg := c.read66()
|
|
|
|
switch msg := msg.(type) {
|
|
case *Ping:
|
|
c.Write(&Pong{})
|
|
case *GetBlockHeaders:
|
|
headers, err := chain.GetHeaders(*msg)
|
|
if err != nil {
|
|
return 0, errorf("could not get headers for inbound header request: %v", err)
|
|
}
|
|
resp := ð.BlockHeadersPacket66{
|
|
RequestId: reqID,
|
|
BlockHeadersPacket: eth.BlockHeadersPacket(headers),
|
|
}
|
|
if err := c.write66(resp, BlockHeaders{}.Code()); err != nil {
|
|
return 0, errorf("could not write to connection: %v", err)
|
|
}
|
|
default:
|
|
return reqID, msg
|
|
}
|
|
}
|
|
return 0, errorf("no message received within %v", timeout)
|
|
}
|
|
|
|
func (s *Suite) setupConnection66(t *utesting.T) *Conn {
|
|
// create conn
|
|
sendConn := s.dial66(t)
|
|
sendConn.handshake(t)
|
|
sendConn.statusExchange66(t, s.chain)
|
|
return sendConn
|
|
}
|
|
|
|
func (s *Suite) testAnnounce66(t *utesting.T, sendConn, receiveConn *Conn, blockAnnouncement *NewBlock) {
|
|
// Announce the block.
|
|
if err := sendConn.Write(blockAnnouncement); err != nil {
|
|
t.Fatalf("could not write to connection: %v", err)
|
|
}
|
|
s.waitAnnounce66(t, receiveConn, blockAnnouncement)
|
|
}
|
|
|
|
func (s *Suite) waitAnnounce66(t *utesting.T, conn *Conn, blockAnnouncement *NewBlock) {
|
|
timeout := 20 * time.Second
|
|
_, msg := conn.readAndServe66(s.chain, timeout)
|
|
switch msg := msg.(type) {
|
|
case *NewBlock:
|
|
t.Logf("received NewBlock message: %s", pretty.Sdump(msg.Block))
|
|
assert.Equal(t,
|
|
blockAnnouncement.Block.Header(), msg.Block.Header(),
|
|
"wrong block header in announcement",
|
|
)
|
|
assert.Equal(t,
|
|
blockAnnouncement.TD, msg.TD,
|
|
"wrong TD in announcement",
|
|
)
|
|
case *NewBlockHashes:
|
|
blockHashes := *msg
|
|
t.Logf("received NewBlockHashes message: %s", pretty.Sdump(blockHashes))
|
|
assert.Equal(t, blockAnnouncement.Block.Hash(), blockHashes[0].Hash,
|
|
"wrong block hash in announcement",
|
|
)
|
|
default:
|
|
t.Fatalf("unexpected: %s", pretty.Sdump(msg))
|
|
}
|
|
}
|
|
|
|
// waitForBlock66 waits for confirmation from the client that it has
|
|
// imported the given block.
|
|
func (c *Conn) waitForBlock66(block *types.Block) error {
|
|
defer c.SetReadDeadline(time.Time{})
|
|
|
|
timeout := time.Now().Add(20 * time.Second)
|
|
c.SetReadDeadline(timeout)
|
|
for {
|
|
req := eth.GetBlockHeadersPacket66{
|
|
RequestId: 54,
|
|
GetBlockHeadersPacket: ð.GetBlockHeadersPacket{
|
|
Origin: eth.HashOrNumber{
|
|
Hash: block.Hash(),
|
|
},
|
|
Amount: 1,
|
|
},
|
|
}
|
|
if err := c.write66(req, GetBlockHeaders{}.Code()); err != nil {
|
|
return err
|
|
}
|
|
|
|
reqID, msg := c.read66()
|
|
// check message
|
|
switch msg := msg.(type) {
|
|
case BlockHeaders:
|
|
// check request ID
|
|
if reqID != req.RequestId {
|
|
return fmt.Errorf("request ID mismatch: wanted %d, got %d", req.RequestId, reqID)
|
|
}
|
|
if len(msg) > 0 {
|
|
return nil
|
|
}
|
|
time.Sleep(100 * time.Millisecond)
|
|
default:
|
|
return fmt.Errorf("invalid message: %s", pretty.Sdump(msg))
|
|
}
|
|
}
|
|
}
|
|
|
|
func sendSuccessfulTx66(t *utesting.T, s *Suite, tx *types.Transaction) {
|
|
sendConn := s.setupConnection66(t)
|
|
sendSuccessfulTxWithConn(t, s, tx, sendConn)
|
|
}
|
|
|
|
func sendFailingTx66(t *utesting.T, s *Suite, tx *types.Transaction) {
|
|
sendConn, recvConn := s.setupConnection66(t), s.setupConnection66(t)
|
|
sendFailingTxWithConns(t, s, tx, sendConn, recvConn)
|
|
}
|
|
|
|
func (s *Suite) getBlockHeaders66(t *utesting.T, conn *Conn, req eth.Packet, expectedID uint64) BlockHeaders {
|
|
if err := conn.write66(req, GetBlockHeaders{}.Code()); err != nil {
|
|
t.Fatalf("could not write to connection: %v", err)
|
|
}
|
|
// check block headers response
|
|
reqID, msg := conn.readAndServe66(s.chain, timeout)
|
|
|
|
switch msg := msg.(type) {
|
|
case BlockHeaders:
|
|
if reqID != expectedID {
|
|
t.Fatalf("request ID mismatch: wanted %d, got %d", expectedID, reqID)
|
|
}
|
|
return msg
|
|
default:
|
|
t.Fatalf("unexpected: %s", pretty.Sdump(msg))
|
|
return nil
|
|
}
|
|
}
|
|
|
|
func headersMatch(t *utesting.T, chain *Chain, headers BlockHeaders) {
|
|
for _, header := range headers {
|
|
num := header.Number.Uint64()
|
|
t.Logf("received header (%d): %s", num, pretty.Sdump(header.Hash()))
|
|
assert.Equal(t, chain.blocks[int(num)].Header(), header)
|
|
}
|
|
}
|