mirror of https://github.com/status-im/op-geth.git
918 lines
18 KiB
Go
918 lines
18 KiB
Go
// Copyright 2018 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 stream
|
|
|
|
import (
|
|
"bytes"
|
|
"context"
|
|
"errors"
|
|
"strconv"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/ethereum/go-ethereum/crypto/sha3"
|
|
p2ptest "github.com/ethereum/go-ethereum/p2p/testing"
|
|
)
|
|
|
|
func TestStreamerSubscribe(t *testing.T) {
|
|
tester, streamer, _, teardown, err := newStreamerTester(t, nil)
|
|
defer teardown()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stream := NewStream("foo", "", true)
|
|
err = streamer.Subscribe(tester.Nodes[0].ID(), stream, NewRange(0, 0), Top)
|
|
if err == nil || err.Error() != "stream foo not registered" {
|
|
t.Fatalf("Expected error %v, got %v", "stream foo not registered", err)
|
|
}
|
|
}
|
|
|
|
func TestStreamerRequestSubscription(t *testing.T) {
|
|
tester, streamer, _, teardown, err := newStreamerTester(t, nil)
|
|
defer teardown()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stream := NewStream("foo", "", false)
|
|
err = streamer.RequestSubscription(tester.Nodes[0].ID(), stream, &Range{}, Top)
|
|
if err == nil || err.Error() != "stream foo not registered" {
|
|
t.Fatalf("Expected error %v, got %v", "stream foo not registered", err)
|
|
}
|
|
}
|
|
|
|
var (
|
|
hash0 = sha3.Sum256([]byte{0})
|
|
hash1 = sha3.Sum256([]byte{1})
|
|
hash2 = sha3.Sum256([]byte{2})
|
|
hashesTmp = append(hash0[:], hash1[:]...)
|
|
hashes = append(hashesTmp, hash2[:]...)
|
|
corruptHashes = append(hashes[:40])
|
|
)
|
|
|
|
type testClient struct {
|
|
t string
|
|
wait0 chan bool
|
|
wait2 chan bool
|
|
batchDone chan bool
|
|
receivedHashes map[string][]byte
|
|
}
|
|
|
|
func newTestClient(t string) *testClient {
|
|
return &testClient{
|
|
t: t,
|
|
wait0: make(chan bool),
|
|
wait2: make(chan bool),
|
|
batchDone: make(chan bool),
|
|
receivedHashes: make(map[string][]byte),
|
|
}
|
|
}
|
|
|
|
func (self *testClient) NeedData(ctx context.Context, hash []byte) func(context.Context) error {
|
|
self.receivedHashes[string(hash)] = hash
|
|
if bytes.Equal(hash, hash0[:]) {
|
|
return func(context.Context) error {
|
|
<-self.wait0
|
|
return nil
|
|
}
|
|
} else if bytes.Equal(hash, hash2[:]) {
|
|
return func(context.Context) error {
|
|
<-self.wait2
|
|
return nil
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (self *testClient) BatchDone(Stream, uint64, []byte, []byte) func() (*TakeoverProof, error) {
|
|
close(self.batchDone)
|
|
return nil
|
|
}
|
|
|
|
func (self *testClient) Close() {}
|
|
|
|
type testServer struct {
|
|
t string
|
|
}
|
|
|
|
func newTestServer(t string) *testServer {
|
|
return &testServer{
|
|
t: t,
|
|
}
|
|
}
|
|
|
|
func (self *testServer) SetNextBatch(from uint64, to uint64) ([]byte, uint64, uint64, *HandoverProof, error) {
|
|
return make([]byte, HashSize), from + 1, to + 1, nil, nil
|
|
}
|
|
|
|
func (self *testServer) GetData(context.Context, []byte) ([]byte, error) {
|
|
return nil, nil
|
|
}
|
|
|
|
func (self *testServer) Close() {
|
|
}
|
|
|
|
func TestStreamerDownstreamSubscribeUnsubscribeMsgExchange(t *testing.T) {
|
|
tester, streamer, _, teardown, err := newStreamerTester(t, nil)
|
|
defer teardown()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
streamer.RegisterClientFunc("foo", func(p *Peer, t string, live bool) (Client, error) {
|
|
return newTestClient(t), nil
|
|
})
|
|
|
|
node := tester.Nodes[0]
|
|
|
|
stream := NewStream("foo", "", true)
|
|
err = streamer.Subscribe(node.ID(), stream, NewRange(5, 8), Top)
|
|
if err != nil {
|
|
t.Fatalf("Expected no error, got %v", err)
|
|
}
|
|
|
|
err = tester.TestExchanges(
|
|
p2ptest.Exchange{
|
|
Label: "Subscribe message",
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 4,
|
|
Msg: &SubscribeMsg{
|
|
Stream: stream,
|
|
History: NewRange(5, 8),
|
|
Priority: Top,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
},
|
|
// trigger OfferedHashesMsg to actually create the client
|
|
p2ptest.Exchange{
|
|
Label: "OfferedHashes message",
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 1,
|
|
Msg: &OfferedHashesMsg{
|
|
HandoverProof: &HandoverProof{
|
|
Handover: &Handover{},
|
|
},
|
|
Hashes: hashes,
|
|
From: 5,
|
|
To: 8,
|
|
Stream: stream,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 2,
|
|
Msg: &WantedHashesMsg{
|
|
Stream: stream,
|
|
Want: []byte{5},
|
|
From: 9,
|
|
To: 0,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
},
|
|
)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = streamer.Unsubscribe(node.ID(), stream)
|
|
if err != nil {
|
|
t.Fatalf("Expected no error, got %v", err)
|
|
}
|
|
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "Unsubscribe message",
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 0,
|
|
Msg: &UnsubscribeMsg{
|
|
Stream: stream,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestStreamerUpstreamSubscribeUnsubscribeMsgExchange(t *testing.T) {
|
|
tester, streamer, _, teardown, err := newStreamerTester(t, nil)
|
|
defer teardown()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stream := NewStream("foo", "", false)
|
|
|
|
streamer.RegisterServerFunc("foo", func(p *Peer, t string, live bool) (Server, error) {
|
|
return newTestServer(t), nil
|
|
})
|
|
|
|
node := tester.Nodes[0]
|
|
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "Subscribe message",
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 4,
|
|
Msg: &SubscribeMsg{
|
|
Stream: stream,
|
|
History: NewRange(5, 8),
|
|
Priority: Top,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 1,
|
|
Msg: &OfferedHashesMsg{
|
|
Stream: stream,
|
|
HandoverProof: &HandoverProof{
|
|
Handover: &Handover{},
|
|
},
|
|
Hashes: make([]byte, HashSize),
|
|
From: 6,
|
|
To: 9,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "unsubscribe message",
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 0,
|
|
Msg: &UnsubscribeMsg{
|
|
Stream: stream,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestStreamerUpstreamSubscribeUnsubscribeMsgExchangeLive(t *testing.T) {
|
|
tester, streamer, _, teardown, err := newStreamerTester(t, nil)
|
|
defer teardown()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stream := NewStream("foo", "", true)
|
|
|
|
streamer.RegisterServerFunc("foo", func(p *Peer, t string, live bool) (Server, error) {
|
|
return newTestServer(t), nil
|
|
})
|
|
|
|
node := tester.Nodes[0]
|
|
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "Subscribe message",
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 4,
|
|
Msg: &SubscribeMsg{
|
|
Stream: stream,
|
|
Priority: Top,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 1,
|
|
Msg: &OfferedHashesMsg{
|
|
Stream: stream,
|
|
HandoverProof: &HandoverProof{
|
|
Handover: &Handover{},
|
|
},
|
|
Hashes: make([]byte, HashSize),
|
|
From: 1,
|
|
To: 1,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "unsubscribe message",
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 0,
|
|
Msg: &UnsubscribeMsg{
|
|
Stream: stream,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestStreamerUpstreamSubscribeErrorMsgExchange(t *testing.T) {
|
|
tester, streamer, _, teardown, err := newStreamerTester(t, nil)
|
|
defer teardown()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
streamer.RegisterServerFunc("foo", func(p *Peer, t string, live bool) (Server, error) {
|
|
return newTestServer(t), nil
|
|
})
|
|
|
|
stream := NewStream("bar", "", true)
|
|
|
|
node := tester.Nodes[0]
|
|
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "Subscribe message",
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 4,
|
|
Msg: &SubscribeMsg{
|
|
Stream: stream,
|
|
History: NewRange(5, 8),
|
|
Priority: Top,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 7,
|
|
Msg: &SubscribeErrorMsg{
|
|
Error: "stream bar not registered",
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestStreamerUpstreamSubscribeLiveAndHistory(t *testing.T) {
|
|
tester, streamer, _, teardown, err := newStreamerTester(t, nil)
|
|
defer teardown()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stream := NewStream("foo", "", true)
|
|
|
|
streamer.RegisterServerFunc("foo", func(p *Peer, t string, live bool) (Server, error) {
|
|
return &testServer{
|
|
t: t,
|
|
}, nil
|
|
})
|
|
|
|
node := tester.Nodes[0]
|
|
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "Subscribe message",
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 4,
|
|
Msg: &SubscribeMsg{
|
|
Stream: stream,
|
|
History: NewRange(5, 8),
|
|
Priority: Top,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 1,
|
|
Msg: &OfferedHashesMsg{
|
|
Stream: NewStream("foo", "", false),
|
|
HandoverProof: &HandoverProof{
|
|
Handover: &Handover{},
|
|
},
|
|
Hashes: make([]byte, HashSize),
|
|
From: 6,
|
|
To: 9,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
{
|
|
Code: 1,
|
|
Msg: &OfferedHashesMsg{
|
|
Stream: stream,
|
|
HandoverProof: &HandoverProof{
|
|
Handover: &Handover{},
|
|
},
|
|
From: 1,
|
|
To: 1,
|
|
Hashes: make([]byte, HashSize),
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestStreamerDownstreamCorruptHashesMsgExchange(t *testing.T) {
|
|
tester, streamer, _, teardown, err := newStreamerTester(t, nil)
|
|
defer teardown()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stream := NewStream("foo", "", true)
|
|
|
|
var tc *testClient
|
|
|
|
streamer.RegisterClientFunc("foo", func(p *Peer, t string, live bool) (Client, error) {
|
|
tc = newTestClient(t)
|
|
return tc, nil
|
|
})
|
|
|
|
node := tester.Nodes[0]
|
|
|
|
err = streamer.Subscribe(node.ID(), stream, NewRange(5, 8), Top)
|
|
if err != nil {
|
|
t.Fatalf("Expected no error, got %v", err)
|
|
}
|
|
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "Subscribe message",
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 4,
|
|
Msg: &SubscribeMsg{
|
|
Stream: stream,
|
|
History: NewRange(5, 8),
|
|
Priority: Top,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
},
|
|
p2ptest.Exchange{
|
|
Label: "Corrupt offered hash message",
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 1,
|
|
Msg: &OfferedHashesMsg{
|
|
HandoverProof: &HandoverProof{
|
|
Handover: &Handover{},
|
|
},
|
|
Hashes: corruptHashes,
|
|
From: 5,
|
|
To: 8,
|
|
Stream: stream,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
expectedError := errors.New("Message handler error: (msg code 1): error invalid hashes length (len: 40)")
|
|
if err := tester.TestDisconnected(&p2ptest.Disconnect{Peer: tester.Nodes[0].ID(), Error: expectedError}); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestStreamerDownstreamOfferedHashesMsgExchange(t *testing.T) {
|
|
tester, streamer, _, teardown, err := newStreamerTester(t, nil)
|
|
defer teardown()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
stream := NewStream("foo", "", true)
|
|
|
|
var tc *testClient
|
|
|
|
streamer.RegisterClientFunc("foo", func(p *Peer, t string, live bool) (Client, error) {
|
|
tc = newTestClient(t)
|
|
return tc, nil
|
|
})
|
|
|
|
node := tester.Nodes[0]
|
|
|
|
err = streamer.Subscribe(node.ID(), stream, NewRange(5, 8), Top)
|
|
if err != nil {
|
|
t.Fatalf("Expected no error, got %v", err)
|
|
}
|
|
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "Subscribe message",
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 4,
|
|
Msg: &SubscribeMsg{
|
|
Stream: stream,
|
|
History: NewRange(5, 8),
|
|
Priority: Top,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
},
|
|
p2ptest.Exchange{
|
|
Label: "WantedHashes message",
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 1,
|
|
Msg: &OfferedHashesMsg{
|
|
HandoverProof: &HandoverProof{
|
|
Handover: &Handover{},
|
|
},
|
|
Hashes: hashes,
|
|
From: 5,
|
|
To: 8,
|
|
Stream: stream,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 2,
|
|
Msg: &WantedHashesMsg{
|
|
Stream: stream,
|
|
Want: []byte{5},
|
|
From: 9,
|
|
To: 0,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if len(tc.receivedHashes) != 3 {
|
|
t.Fatalf("Expected number of received hashes %v, got %v", 3, len(tc.receivedHashes))
|
|
}
|
|
|
|
close(tc.wait0)
|
|
|
|
timeout := time.NewTimer(100 * time.Millisecond)
|
|
defer timeout.Stop()
|
|
|
|
select {
|
|
case <-tc.batchDone:
|
|
t.Fatal("batch done early")
|
|
case <-timeout.C:
|
|
}
|
|
|
|
close(tc.wait2)
|
|
|
|
timeout2 := time.NewTimer(10000 * time.Millisecond)
|
|
defer timeout2.Stop()
|
|
|
|
select {
|
|
case <-tc.batchDone:
|
|
case <-timeout2.C:
|
|
t.Fatal("timeout waiting batchdone call")
|
|
}
|
|
|
|
}
|
|
|
|
func TestStreamerRequestSubscriptionQuitMsgExchange(t *testing.T) {
|
|
tester, streamer, _, teardown, err := newStreamerTester(t, nil)
|
|
defer teardown()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
streamer.RegisterServerFunc("foo", func(p *Peer, t string, live bool) (Server, error) {
|
|
return newTestServer(t), nil
|
|
})
|
|
|
|
node := tester.Nodes[0]
|
|
|
|
stream := NewStream("foo", "", true)
|
|
err = streamer.RequestSubscription(node.ID(), stream, NewRange(5, 8), Top)
|
|
if err != nil {
|
|
t.Fatalf("Expected no error, got %v", err)
|
|
}
|
|
|
|
err = tester.TestExchanges(
|
|
p2ptest.Exchange{
|
|
Label: "RequestSubscription message",
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 8,
|
|
Msg: &RequestSubscriptionMsg{
|
|
Stream: stream,
|
|
History: NewRange(5, 8),
|
|
Priority: Top,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
},
|
|
p2ptest.Exchange{
|
|
Label: "Subscribe message",
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 4,
|
|
Msg: &SubscribeMsg{
|
|
Stream: stream,
|
|
History: NewRange(5, 8),
|
|
Priority: Top,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 1,
|
|
Msg: &OfferedHashesMsg{
|
|
Stream: NewStream("foo", "", false),
|
|
HandoverProof: &HandoverProof{
|
|
Handover: &Handover{},
|
|
},
|
|
Hashes: make([]byte, HashSize),
|
|
From: 6,
|
|
To: 9,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
{
|
|
Code: 1,
|
|
Msg: &OfferedHashesMsg{
|
|
Stream: stream,
|
|
HandoverProof: &HandoverProof{
|
|
Handover: &Handover{},
|
|
},
|
|
From: 1,
|
|
To: 1,
|
|
Hashes: make([]byte, HashSize),
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
},
|
|
)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = streamer.Quit(node.ID(), stream)
|
|
if err != nil {
|
|
t.Fatalf("Expected no error, got %v", err)
|
|
}
|
|
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "Quit message",
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 9,
|
|
Msg: &QuitMsg{
|
|
Stream: stream,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
historyStream := getHistoryStream(stream)
|
|
|
|
err = streamer.Quit(node.ID(), historyStream)
|
|
if err != nil {
|
|
t.Fatalf("Expected no error, got %v", err)
|
|
}
|
|
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "Quit message",
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 9,
|
|
Msg: &QuitMsg{
|
|
Stream: historyStream,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
// TestMaxPeerServersWithUnsubscribe creates a registry with a limited
|
|
// number of stream servers, and performs a test with subscriptions and
|
|
// unsubscriptions, checking if unsubscriptions will remove streams,
|
|
// leaving place for new streams.
|
|
func TestMaxPeerServersWithUnsubscribe(t *testing.T) {
|
|
var maxPeerServers = 6
|
|
tester, streamer, _, teardown, err := newStreamerTester(t, &RegistryOptions{
|
|
MaxPeerServers: maxPeerServers,
|
|
})
|
|
defer teardown()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
streamer.RegisterServerFunc("foo", func(p *Peer, t string, live bool) (Server, error) {
|
|
return newTestServer(t), nil
|
|
})
|
|
|
|
node := tester.Nodes[0]
|
|
|
|
for i := 0; i < maxPeerServers+10; i++ {
|
|
stream := NewStream("foo", strconv.Itoa(i), true)
|
|
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "Subscribe message",
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 4,
|
|
Msg: &SubscribeMsg{
|
|
Stream: stream,
|
|
Priority: Top,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 1,
|
|
Msg: &OfferedHashesMsg{
|
|
Stream: stream,
|
|
HandoverProof: &HandoverProof{
|
|
Handover: &Handover{},
|
|
},
|
|
Hashes: make([]byte, HashSize),
|
|
From: 1,
|
|
To: 1,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "unsubscribe message",
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 0,
|
|
Msg: &UnsubscribeMsg{
|
|
Stream: stream,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestMaxPeerServersWithoutUnsubscribe creates a registry with a limited
|
|
// number of stream servers, and performs subscriptions to detect subscriptions
|
|
// error message exchange.
|
|
func TestMaxPeerServersWithoutUnsubscribe(t *testing.T) {
|
|
var maxPeerServers = 6
|
|
tester, streamer, _, teardown, err := newStreamerTester(t, &RegistryOptions{
|
|
MaxPeerServers: maxPeerServers,
|
|
})
|
|
defer teardown()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
streamer.RegisterServerFunc("foo", func(p *Peer, t string, live bool) (Server, error) {
|
|
return newTestServer(t), nil
|
|
})
|
|
|
|
node := tester.Nodes[0]
|
|
|
|
for i := 0; i < maxPeerServers+10; i++ {
|
|
stream := NewStream("foo", strconv.Itoa(i), true)
|
|
|
|
if i >= maxPeerServers {
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "Subscribe message",
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 4,
|
|
Msg: &SubscribeMsg{
|
|
Stream: stream,
|
|
Priority: Top,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 7,
|
|
Msg: &SubscribeErrorMsg{
|
|
Error: ErrMaxPeerServers.Error(),
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
continue
|
|
}
|
|
|
|
err = tester.TestExchanges(p2ptest.Exchange{
|
|
Label: "Subscribe message",
|
|
Triggers: []p2ptest.Trigger{
|
|
{
|
|
Code: 4,
|
|
Msg: &SubscribeMsg{
|
|
Stream: stream,
|
|
Priority: Top,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
Expects: []p2ptest.Expect{
|
|
{
|
|
Code: 1,
|
|
Msg: &OfferedHashesMsg{
|
|
Stream: stream,
|
|
HandoverProof: &HandoverProof{
|
|
Handover: &Handover{},
|
|
},
|
|
Hashes: make([]byte, HashSize),
|
|
From: 1,
|
|
To: 1,
|
|
},
|
|
Peer: node.ID(),
|
|
},
|
|
},
|
|
})
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
}
|