017831dd5b
This commit splits the eth package, separating the handling of eth and snap protocols. It also includes the capability to run snap sync (https://github.com/ethereum/devp2p/blob/master/caps/snap.md) , but does not enable it by default. Co-authored-by: Marius van der Wijden <m.vanderwijden@live.de> Co-authored-by: Martin Holst Swende <martin@swende.se>
92 lines
3.0 KiB
Go
92 lines
3.0 KiB
Go
// Copyright 2014 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package eth
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import (
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"errors"
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"testing"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/forkid"
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"github.com/ethereum/go-ethereum/p2p"
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"github.com/ethereum/go-ethereum/p2p/enode"
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)
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// Tests that handshake failures are detected and reported correctly.
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func TestHandshake64(t *testing.T) { testHandshake(t, 64) }
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func TestHandshake65(t *testing.T) { testHandshake(t, 65) }
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func testHandshake(t *testing.T, protocol uint) {
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t.Parallel()
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// Create a test backend only to have some valid genesis chain
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backend := newTestBackend(3)
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defer backend.close()
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var (
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genesis = backend.chain.Genesis()
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head = backend.chain.CurrentBlock()
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td = backend.chain.GetTd(head.Hash(), head.NumberU64())
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forkID = forkid.NewID(backend.chain.Config(), backend.chain.Genesis().Hash(), backend.chain.CurrentHeader().Number.Uint64())
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)
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tests := []struct {
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code uint64
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data interface{}
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want error
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}{
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{
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code: TransactionsMsg, data: []interface{}{},
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want: errNoStatusMsg,
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},
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{
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code: StatusMsg, data: StatusPacket{10, 1, td, head.Hash(), genesis.Hash(), forkID},
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want: errProtocolVersionMismatch,
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},
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{
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code: StatusMsg, data: StatusPacket{uint32(protocol), 999, td, head.Hash(), genesis.Hash(), forkID},
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want: errNetworkIDMismatch,
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},
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{
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code: StatusMsg, data: StatusPacket{uint32(protocol), 1, td, head.Hash(), common.Hash{3}, forkID},
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want: errGenesisMismatch,
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},
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{
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code: StatusMsg, data: StatusPacket{uint32(protocol), 1, td, head.Hash(), genesis.Hash(), forkid.ID{Hash: [4]byte{0x00, 0x01, 0x02, 0x03}}},
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want: errForkIDRejected,
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},
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}
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for i, test := range tests {
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// Create the two peers to shake with each other
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app, net := p2p.MsgPipe()
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defer app.Close()
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defer net.Close()
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peer := NewPeer(protocol, p2p.NewPeer(enode.ID{}, "peer", nil), net, nil)
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defer peer.Close()
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// Send the junk test with one peer, check the handshake failure
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go p2p.Send(app, test.code, test.data)
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err := peer.Handshake(1, td, head.Hash(), genesis.Hash(), forkID, forkid.NewFilter(backend.chain))
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if err == nil {
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t.Errorf("test %d: protocol returned nil error, want %q", i, test.want)
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} else if !errors.Is(err, test.want) {
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t.Errorf("test %d: wrong error: got %q, want %q", i, err, test.want)
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}
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}
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}
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