ceremonyclient/go-libp2p/p2p/test/transport/gating_test.go

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2023-08-21 03:50:38 +00:00
package transport_integration
import (
"context"
"testing"
"time"
"github.com/libp2p/go-libp2p/core/network"
"github.com/libp2p/go-libp2p/core/peer"
"github.com/libp2p/go-libp2p/core/protocol"
"github.com/libp2p/go-libp2p/p2p/net/swarm"
"github.com/libp2p/go-libp2p-testing/race"
"github.com/golang/mock/gomock"
ma "github.com/multiformats/go-multiaddr"
"github.com/stretchr/testify/require"
)
//go:generate go run github.com/golang/mock/mockgen -package transport_integration -destination mock_connection_gater_test.go github.com/libp2p/go-libp2p/core/connmgr ConnectionGater
func stripCertHash(addr ma.Multiaddr) ma.Multiaddr {
for {
if _, err := addr.ValueForProtocol(ma.P_CERTHASH); err != nil {
break
}
addr, _ = ma.SplitLast(addr)
}
return addr
}
func TestInterceptPeerDial(t *testing.T) {
if race.WithRace() {
t.Skip("The upgrader spawns a new Go routine, which leads to race conditions when using GoMock.")
}
for _, tc := range transportsToTest {
t.Run(tc.Name, func(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
connGater := NewMockConnectionGater(ctrl)
h1 := tc.HostGenerator(t, TransportTestCaseOpts{NoListen: true, ConnGater: connGater})
h2 := tc.HostGenerator(t, TransportTestCaseOpts{})
require.Len(t, h2.Addrs(), 1)
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()
connGater.EXPECT().InterceptPeerDial(h2.ID())
require.ErrorIs(t, h1.Connect(ctx, peer.AddrInfo{ID: h2.ID(), Addrs: h2.Addrs()}), swarm.ErrGaterDisallowedConnection)
})
}
}
func TestInterceptAddrDial(t *testing.T) {
if race.WithRace() {
t.Skip("The upgrader spawns a new Go routine, which leads to race conditions when using GoMock.")
}
for _, tc := range transportsToTest {
t.Run(tc.Name, func(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
connGater := NewMockConnectionGater(ctrl)
h1 := tc.HostGenerator(t, TransportTestCaseOpts{NoListen: true, ConnGater: connGater})
h2 := tc.HostGenerator(t, TransportTestCaseOpts{})
require.Len(t, h2.Addrs(), 1)
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()
gomock.InOrder(
connGater.EXPECT().InterceptPeerDial(h2.ID()).Return(true),
connGater.EXPECT().InterceptAddrDial(h2.ID(), h2.Addrs()[0]),
)
require.ErrorIs(t, h1.Connect(ctx, peer.AddrInfo{ID: h2.ID(), Addrs: h2.Addrs()}), swarm.ErrNoGoodAddresses)
})
}
}
func TestInterceptSecuredOutgoing(t *testing.T) {
if race.WithRace() {
t.Skip("The upgrader spawns a new Go routine, which leads to race conditions when using GoMock.")
}
for _, tc := range transportsToTest {
t.Run(tc.Name, func(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
connGater := NewMockConnectionGater(ctrl)
h1 := tc.HostGenerator(t, TransportTestCaseOpts{NoListen: true, ConnGater: connGater})
h2 := tc.HostGenerator(t, TransportTestCaseOpts{})
require.Len(t, h2.Addrs(), 1)
require.Len(t, h2.Addrs(), 1)
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()
gomock.InOrder(
connGater.EXPECT().InterceptPeerDial(h2.ID()).Return(true),
connGater.EXPECT().InterceptAddrDial(h2.ID(), gomock.Any()).Return(true),
connGater.EXPECT().InterceptSecured(network.DirOutbound, h2.ID(), gomock.Any()).Do(func(_ network.Direction, _ peer.ID, addrs network.ConnMultiaddrs) {
// remove the certhash component from WebTransport addresses
require.Equal(t, stripCertHash(h2.Addrs()[0]).String(), addrs.RemoteMultiaddr().String())
}),
)
err := h1.Connect(ctx, peer.AddrInfo{ID: h2.ID(), Addrs: h2.Addrs()})
require.Error(t, err)
require.NotErrorIs(t, err, context.DeadlineExceeded)
})
}
}
func TestInterceptUpgradedOutgoing(t *testing.T) {
if race.WithRace() {
t.Skip("The upgrader spawns a new Go routine, which leads to race conditions when using GoMock.")
}
for _, tc := range transportsToTest {
t.Run(tc.Name, func(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
connGater := NewMockConnectionGater(ctrl)
h1 := tc.HostGenerator(t, TransportTestCaseOpts{NoListen: true, ConnGater: connGater})
h2 := tc.HostGenerator(t, TransportTestCaseOpts{})
require.Len(t, h2.Addrs(), 1)
require.Len(t, h2.Addrs(), 1)
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()
gomock.InOrder(
connGater.EXPECT().InterceptPeerDial(h2.ID()).Return(true),
connGater.EXPECT().InterceptAddrDial(h2.ID(), gomock.Any()).Return(true),
connGater.EXPECT().InterceptSecured(network.DirOutbound, h2.ID(), gomock.Any()).Return(true),
connGater.EXPECT().InterceptUpgraded(gomock.Any()).Do(func(c network.Conn) {
// remove the certhash component from WebTransport addresses
require.Equal(t, stripCertHash(h2.Addrs()[0]), c.RemoteMultiaddr())
require.Equal(t, h1.ID(), c.LocalPeer())
require.Equal(t, h2.ID(), c.RemotePeer())
}))
err := h1.Connect(ctx, peer.AddrInfo{ID: h2.ID(), Addrs: h2.Addrs()})
require.Error(t, err)
require.NotErrorIs(t, err, context.DeadlineExceeded)
})
}
}
func TestInterceptAccept(t *testing.T) {
if race.WithRace() {
t.Skip("The upgrader spawns a new Go routine, which leads to race conditions when using GoMock.")
}
for _, tc := range transportsToTest {
t.Run(tc.Name, func(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
connGater := NewMockConnectionGater(ctrl)
h1 := tc.HostGenerator(t, TransportTestCaseOpts{NoListen: true})
h2 := tc.HostGenerator(t, TransportTestCaseOpts{ConnGater: connGater})
require.Len(t, h2.Addrs(), 1)
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()
// The basic host dials the first connection.
connGater.EXPECT().InterceptAccept(gomock.Any()).Do(func(addrs network.ConnMultiaddrs) {
// remove the certhash component from WebTransport addresses
require.Equal(t, stripCertHash(h2.Addrs()[0]), addrs.LocalMultiaddr())
})
h1.Peerstore().AddAddrs(h2.ID(), h2.Addrs(), time.Hour)
_, err := h1.NewStream(ctx, h2.ID(), protocol.TestingID)
require.Error(t, err)
require.NotErrorIs(t, err, context.DeadlineExceeded)
})
}
}
func TestInterceptSecuredIncoming(t *testing.T) {
if race.WithRace() {
t.Skip("The upgrader spawns a new Go routine, which leads to race conditions when using GoMock.")
}
for _, tc := range transportsToTest {
t.Run(tc.Name, func(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
connGater := NewMockConnectionGater(ctrl)
h1 := tc.HostGenerator(t, TransportTestCaseOpts{NoListen: true})
h2 := tc.HostGenerator(t, TransportTestCaseOpts{ConnGater: connGater})
require.Len(t, h2.Addrs(), 1)
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()
gomock.InOrder(
connGater.EXPECT().InterceptAccept(gomock.Any()).Return(true),
connGater.EXPECT().InterceptSecured(network.DirInbound, h1.ID(), gomock.Any()).Do(func(_ network.Direction, _ peer.ID, addrs network.ConnMultiaddrs) {
// remove the certhash component from WebTransport addresses
require.Equal(t, stripCertHash(h2.Addrs()[0]), addrs.LocalMultiaddr())
}),
)
h1.Peerstore().AddAddrs(h2.ID(), h2.Addrs(), time.Hour)
_, err := h1.NewStream(ctx, h2.ID(), protocol.TestingID)
require.Error(t, err)
require.NotErrorIs(t, err, context.DeadlineExceeded)
})
}
}
func TestInterceptUpgradedIncoming(t *testing.T) {
if race.WithRace() {
t.Skip("The upgrader spawns a new Go routine, which leads to race conditions when using GoMock.")
}
for _, tc := range transportsToTest {
t.Run(tc.Name, func(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
connGater := NewMockConnectionGater(ctrl)
h1 := tc.HostGenerator(t, TransportTestCaseOpts{NoListen: true})
h2 := tc.HostGenerator(t, TransportTestCaseOpts{ConnGater: connGater})
require.Len(t, h2.Addrs(), 1)
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()
gomock.InOrder(
connGater.EXPECT().InterceptAccept(gomock.Any()).Return(true),
connGater.EXPECT().InterceptSecured(network.DirInbound, h1.ID(), gomock.Any()).Return(true),
connGater.EXPECT().InterceptUpgraded(gomock.Any()).Do(func(c network.Conn) {
// remove the certhash component from WebTransport addresses
require.Equal(t, stripCertHash(h2.Addrs()[0]), c.LocalMultiaddr())
require.Equal(t, h1.ID(), c.RemotePeer())
require.Equal(t, h2.ID(), c.LocalPeer())
}),
)
h1.Peerstore().AddAddrs(h2.ID(), h2.Addrs(), time.Hour)
_, err := h1.NewStream(ctx, h2.ID(), protocol.TestingID)
require.Error(t, err)
require.NotErrorIs(t, err, context.DeadlineExceeded)
})
}
}