mirror of
https://gitlab.com/pulsechaincom/go-pulse.git
synced 2024-12-23 03:51:09 +00:00
254 lines
6.2 KiB
Go
254 lines
6.2 KiB
Go
// Copyright 2016 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 network
|
|
|
|
import (
|
|
"flag"
|
|
"fmt"
|
|
"os"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/ethereum/go-ethereum/log"
|
|
"github.com/ethereum/go-ethereum/p2p"
|
|
"github.com/ethereum/go-ethereum/p2p/enode"
|
|
"github.com/ethereum/go-ethereum/p2p/protocols"
|
|
p2ptest "github.com/ethereum/go-ethereum/p2p/testing"
|
|
)
|
|
|
|
const (
|
|
TestProtocolVersion = 8
|
|
TestProtocolNetworkID = 3
|
|
)
|
|
|
|
var (
|
|
loglevel = flag.Int("loglevel", 2, "verbosity of logs")
|
|
)
|
|
|
|
func init() {
|
|
flag.Parse()
|
|
log.Root().SetHandler(log.LvlFilterHandler(log.Lvl(*loglevel), log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
|
|
}
|
|
|
|
func HandshakeMsgExchange(lhs, rhs *HandshakeMsg, id enode.ID) []p2ptest.Exchange {
|
|
return []p2ptest.Exchange{
|
|
{
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 0,
|
|
Msg: lhs,
|
|
Peer: id,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 0,
|
|
Msg: rhs,
|
|
Peer: id,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
}
|
|
|
|
func newBzzBaseTester(t *testing.T, n int, addr *BzzAddr, spec *protocols.Spec, run func(*BzzPeer) error) *bzzTester {
|
|
cs := make(map[string]chan bool)
|
|
|
|
srv := func(p *BzzPeer) error {
|
|
defer func() {
|
|
if cs[p.ID().String()] != nil {
|
|
close(cs[p.ID().String()])
|
|
}
|
|
}()
|
|
return run(p)
|
|
}
|
|
|
|
protocol := func(p *p2p.Peer, rw p2p.MsgReadWriter) error {
|
|
return srv(&BzzPeer{Peer: protocols.NewPeer(p, rw, spec), BzzAddr: NewAddr(p.Node())})
|
|
}
|
|
|
|
s := p2ptest.NewProtocolTester(addr.ID(), n, protocol)
|
|
|
|
for _, node := range s.Nodes {
|
|
cs[node.ID().String()] = make(chan bool)
|
|
}
|
|
|
|
return &bzzTester{
|
|
addr: addr,
|
|
ProtocolTester: s,
|
|
cs: cs,
|
|
}
|
|
}
|
|
|
|
type bzzTester struct {
|
|
*p2ptest.ProtocolTester
|
|
addr *BzzAddr
|
|
cs map[string]chan bool
|
|
bzz *Bzz
|
|
}
|
|
|
|
func newBzz(addr *BzzAddr, lightNode bool) *Bzz {
|
|
config := &BzzConfig{
|
|
OverlayAddr: addr.Over(),
|
|
UnderlayAddr: addr.Under(),
|
|
HiveParams: NewHiveParams(),
|
|
NetworkID: DefaultNetworkID,
|
|
LightNode: lightNode,
|
|
}
|
|
kad := NewKademlia(addr.OAddr, NewKadParams())
|
|
bzz := NewBzz(config, kad, nil, nil, nil)
|
|
return bzz
|
|
}
|
|
|
|
func newBzzHandshakeTester(n int, addr *BzzAddr, lightNode bool) *bzzTester {
|
|
bzz := newBzz(addr, lightNode)
|
|
pt := p2ptest.NewProtocolTester(addr.ID(), n, bzz.runBzz)
|
|
|
|
return &bzzTester{
|
|
addr: addr,
|
|
ProtocolTester: pt,
|
|
bzz: bzz,
|
|
}
|
|
}
|
|
|
|
// should test handshakes in one exchange? parallelisation
|
|
func (s *bzzTester) testHandshake(lhs, rhs *HandshakeMsg, disconnects ...*p2ptest.Disconnect) error {
|
|
if err := s.TestExchanges(HandshakeMsgExchange(lhs, rhs, rhs.Addr.ID())...); err != nil {
|
|
return err
|
|
}
|
|
|
|
if len(disconnects) > 0 {
|
|
return s.TestDisconnected(disconnects...)
|
|
}
|
|
|
|
// If we don't expect disconnect, ensure peers remain connected
|
|
err := s.TestDisconnected(&p2ptest.Disconnect{
|
|
Peer: s.Nodes[0].ID(),
|
|
Error: nil,
|
|
})
|
|
|
|
if err == nil {
|
|
return fmt.Errorf("Unexpected peer disconnect")
|
|
}
|
|
|
|
if err.Error() != "timed out waiting for peers to disconnect" {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func correctBzzHandshake(addr *BzzAddr, lightNode bool) *HandshakeMsg {
|
|
return &HandshakeMsg{
|
|
Version: TestProtocolVersion,
|
|
NetworkID: TestProtocolNetworkID,
|
|
Addr: addr,
|
|
LightNode: lightNode,
|
|
}
|
|
}
|
|
|
|
func TestBzzHandshakeNetworkIDMismatch(t *testing.T) {
|
|
lightNode := false
|
|
addr := RandomAddr()
|
|
s := newBzzHandshakeTester(1, addr, lightNode)
|
|
node := s.Nodes[0]
|
|
|
|
err := s.testHandshake(
|
|
correctBzzHandshake(addr, lightNode),
|
|
&HandshakeMsg{Version: TestProtocolVersion, NetworkID: 321, Addr: NewAddr(node)},
|
|
&p2ptest.Disconnect{Peer: node.ID(), Error: fmt.Errorf("Handshake error: Message handler error: (msg code 0): network id mismatch 321 (!= 3)")},
|
|
)
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestBzzHandshakeVersionMismatch(t *testing.T) {
|
|
lightNode := false
|
|
addr := RandomAddr()
|
|
s := newBzzHandshakeTester(1, addr, lightNode)
|
|
node := s.Nodes[0]
|
|
|
|
err := s.testHandshake(
|
|
correctBzzHandshake(addr, lightNode),
|
|
&HandshakeMsg{Version: 0, NetworkID: TestProtocolNetworkID, Addr: NewAddr(node)},
|
|
&p2ptest.Disconnect{Peer: node.ID(), Error: fmt.Errorf("Handshake error: Message handler error: (msg code 0): version mismatch 0 (!= %d)", TestProtocolVersion)},
|
|
)
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestBzzHandshakeSuccess(t *testing.T) {
|
|
lightNode := false
|
|
addr := RandomAddr()
|
|
s := newBzzHandshakeTester(1, addr, lightNode)
|
|
node := s.Nodes[0]
|
|
|
|
err := s.testHandshake(
|
|
correctBzzHandshake(addr, lightNode),
|
|
&HandshakeMsg{Version: TestProtocolVersion, NetworkID: TestProtocolNetworkID, Addr: NewAddr(node)},
|
|
)
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestBzzHandshakeLightNode(t *testing.T) {
|
|
var lightNodeTests = []struct {
|
|
name string
|
|
lightNode bool
|
|
}{
|
|
{"on", true},
|
|
{"off", false},
|
|
}
|
|
|
|
for _, test := range lightNodeTests {
|
|
t.Run(test.name, func(t *testing.T) {
|
|
randomAddr := RandomAddr()
|
|
pt := newBzzHandshakeTester(1, randomAddr, false)
|
|
|
|
node := pt.Nodes[0]
|
|
addr := NewAddr(node)
|
|
|
|
err := pt.testHandshake(
|
|
correctBzzHandshake(randomAddr, false),
|
|
&HandshakeMsg{Version: TestProtocolVersion, NetworkID: TestProtocolNetworkID, Addr: addr, LightNode: test.lightNode},
|
|
)
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
select {
|
|
|
|
case <-pt.bzz.handshakes[node.ID()].done:
|
|
if pt.bzz.handshakes[node.ID()].LightNode != test.lightNode {
|
|
t.Fatalf("peer LightNode flag is %v, should be %v", pt.bzz.handshakes[node.ID()].LightNode, test.lightNode)
|
|
}
|
|
case <-time.After(10 * time.Second):
|
|
t.Fatal("test timeout")
|
|
}
|
|
})
|
|
}
|
|
}
|