예제 #1
0
        public void Connect_Failure_Event()
        {
            const string remoteId      = "QmXFX2P5ammdmXQgfqGkfswtEVFsZUJ5KeHRXQYCTdiTAb";
            MultiAddress remoteAddress = $"/ip4/127.0.0.1/tcp/4040/ipfs/{remoteId}";
            var          swarm         = new SwarmService {
                LocalPeer = _self
            };
            Peer unreachable = null;

            swarm.PeerNotReachable += (s, e) => { unreachable = e; };
            swarm.StartAsync().Wait();
            try
            {
                ExceptionAssert.Throws <Exception>(() =>
                {
                    var _ = swarm.ConnectAsync(remoteAddress).Result;
                });
            }
            finally
            {
                swarm.StopAsync().Wait();
            }

            Assert.IsNotNull(unreachable);
            Assert.AreEqual(remoteId, unreachable.Id.ToBase58());
        }
예제 #2
0
        public async Task Connect_IsPending()
        {
            var swarm = new SwarmService {
                LocalPeer = _self
            };
            var venus = new Peer
            {
                Id        = "QmaCpDMGvV2BGHeYERUEnRQAwe3N8SzbUtfsmvsqQLuvuJ",
                Addresses = new MultiAddress[]
                {
                    "/ip4/104.131.131.82/tcp/4001/ipfs/QmaCpDMGvV2BGHeYERUEnRQAwe3N8SzbUtfsmvsqQLuvuJ", // mars.i.ipfs.io
                }
            };

            await swarm.StartAsync();

            try
            {
                Assert.IsFalse(swarm.HasPendingConnection(venus));

                var _ = swarm.ConnectAsync(venus);
                Assert.IsTrue(swarm.HasPendingConnection(venus));
            }
            finally
            {
                await swarm.StopAsync();
            }
        }
예제 #3
0
        public async Task ConnectionEstablished()
        {
            var peerB = new Peer
            {
                AgentVersion = "peerB",
                Id           = "QmdpwjdB94eNm2Lcvp9JqoCxswo3AKQqjLuNZyLixmCM1h",
                PublicKey    =
                    "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDlTSgVLprWaXfmxDr92DJE1FP0wOexhulPqXSTsNh5ot6j+UiuMgwb0shSPKzLx9AuTolCGhnwpTBYHVhFoBErAgMBAAE="
            };
            var swarmB = new SwarmService {
                LocalPeer = peerB
            };
            var swarmBConnections = 0;

            swarmB.ConnectionEstablished += (s, e) => { ++swarmBConnections; };
            await swarmB.StartAsync();

            var peerBAddress = await swarmB.StartListeningAsync("/ip4/127.0.0.1/tcp/0");

            var swarm = new SwarmService {
                LocalPeer = _self
            };
            var swarmConnections = 0;

            swarm.ConnectionEstablished += (s, e) => { ++swarmConnections; };
            await swarm.StartAsync();

            try
            {
                var _ = await swarm.ConnectAsync(peerBAddress);

                Assert.AreEqual(1, swarmConnections);

                // wait for swarmB to settle
                var endTime = DateTime.Now.AddSeconds(3);
                while (true)
                {
                    if (DateTime.Now > endTime)
                    {
                        Assert.Fail("swarmB did not raise event.");
                    }

                    if (swarmBConnections == 1)
                    {
                        break;
                    }

                    await Task.Delay(100).ConfigureAwait(false);
                }
            }
            finally
            {
                await swarm.StopAsync();

                await swarmB.StopAsync();
            }
        }
예제 #4
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        public async Task PermanentlyDead()
        {
            var peer = new Peer
            {
                Id        = "QmXFX2P5ammdmXQgfqGkfswtEVFsZUJ5KeHRXQYCTdiTAb",
                Addresses = new MultiAddress[]
                {
                    "/ip4/127.0.0.1/tcp/4040/ipfs/QmXFX2P5ammdmXQgfqGkfswtEVFsZUJ5KeHRXQYCTdiTAb"
                }
            };
            var swarm = new SwarmService {
                LocalPeer = self
            };
            var manager = new PeerManager
            {
                SwarmService   = swarm,
                InitialBackoff = TimeSpan.FromMilliseconds(100),
                MaxBackoff     = TimeSpan.FromMilliseconds(200),
            };

            Assert.AreEqual(0, manager.DeadPeers.Count);

            try
            {
                await swarm.StartAsync();

                await manager.StartAsync();

                try
                {
                    await swarm.ConnectAsync(peer);
                }
                catch
                {
                    // ignored
                }

                Assert.AreEqual(1, manager.DeadPeers.Count);

                var end = DateTime.Now + TimeSpan.FromSeconds(6);
                while (DateTime.Now <= end)
                {
                    if (manager.DeadPeers[peer].NextAttempt == DateTime.MaxValue)
                    {
                        return;
                    }
                }
                Assert.Fail("not truely dead");
            }
            finally
            {
                await swarm.StopAsync();

                await manager.StopAsync();
            }
        }
예제 #5
0
        public async Task Backoff_Increases()
        {
            var peer = new Peer
            {
                Id        = "QmXFX2P5ammdmXQgfqGkfswtEVFsZUJ5KeHRXQYCTdiTxx",
                Addresses = new MultiAddress[]
                {
                    "/ip4/127.0.0.1/tcp/4040/ipfs/QmXFX2P5ammdmXQgfqGkfswtEVFsZUJ5KeHRXQYCTdiTxx"
                }
            };
            var swarm = new SwarmService {
                LocalPeer = self
            };
            var manager = new PeerManager
            {
                SwarmService   = swarm,
                InitialBackoff = TimeSpan.FromMilliseconds(100),
            };

            Assert.AreEqual(0, manager.DeadPeers.Count);

            try
            {
                await swarm.StartAsync();

                await manager.StartAsync();

                try
                {
                    await swarm.ConnectAsync(peer);
                }
                catch
                {
                    // ignored
                }

                Assert.AreEqual(1, manager.DeadPeers.Count);

                var end = DateTime.Now + TimeSpan.FromSeconds(4);
                while (DateTime.Now <= end)
                {
                    if (manager.DeadPeers[peer].Backoff > manager.InitialBackoff)
                    {
                        return;
                    }
                }
                Assert.Fail("backoff did not increase");
            }
            finally
            {
                await swarm.StopAsync();

                await manager.StopAsync();
            }
        }
예제 #6
0
        public async Task Listening_IPv6Any()
        {
            var peerA = new Peer
            {
                Id           = _self.Id,
                PublicKey    = _self.PublicKey,
                AgentVersion = _self.AgentVersion
            };
            MultiAddress addr   = "/ip6/::/tcp/0";
            var          swarmA = new SwarmService {
                LocalPeer = peerA
            };
            var peerB = new Peer
            {
                Id           = _other.Id,
                PublicKey    = _other.PublicKey,
                AgentVersion = _other.AgentVersion
            };
            var swarmB = new SwarmService {
                LocalPeer = peerB
            };
            await swarmA.StartAsync();

            await swarmB.StartAsync();

            try
            {
                var another = await swarmA.StartListeningAsync(addr);

                Assert.IsFalse(peerA.Addresses.Contains(addr));
                Assert.IsTrue(peerA.Addresses.Contains(another));

                await swarmB.ConnectAsync(another);

                Assert.IsTrue(swarmB.KnownPeers.Contains(peerA));

                // TODO: Assert.IsTrue(swarmA.KnownPeers.Contains(peerB));

                await swarmA.StopListeningAsync(addr);

                Assert.AreEqual(0, peerA.Addresses.Count());
            }
            finally
            {
                await swarmA.StopAsync();

                await swarmB.StopAsync();
            }
        }
예제 #7
0
        public async Task RemotePeer_Contains_ConnectedAddress2()
        {
            // Only works on Windows because connecting to 127.0.0.100 is allowed
            // when listening on 0.0.0.0
            if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
            {
                return;
            }

            var peerB = new Peer
            {
                AgentVersion = "peerB",
                Id           = "QmdpwjdB94eNm2Lcvp9JqoCxswo3AKQqjLuNZyLixmCM1h",
                PublicKey    =
                    "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDlTSgVLprWaXfmxDr92DJE1FP0wOexhulPqXSTsNh5ot6j+UiuMgwb0shSPKzLx9AuTolCGhnwpTBYHVhFoBErAgMBAAE="
            };
            var swarmB = new SwarmService {
                LocalPeer = peerB
            };
            await swarmB.StartAsync();

            var peerBAddress = await swarmB.StartListeningAsync("/ip4/0.0.0.0/tcp/0");

            var peerBPort = peerBAddress.Protocols[1].Value;

            Assert.IsTrue(peerB.Addresses.Any());

            var swarm = new SwarmService {
                LocalPeer = _self
            };
            await swarm.StartAsync();

            try
            {
                MultiAddress ma         = $"/ip4/127.0.0.100/tcp/{peerBPort}/ipfs/{peerB.Id}";
                var          connection = await swarm.ConnectAsync(ma);

                var remote = connection.RemotePeer;
                Assert.AreEqual(remote.ConnectedAddress, ma);
                CollectionAssert.Contains(remote.Addresses.ToArray(), ma);
            }
            finally
            {
                await swarm.StopAsync();

                await swarmB.StopAsync();
            }
        }
예제 #8
0
        public async Task Connect_WithSomeUnreachableAddresses()
        {
            const string bid   = "QmdpwjdB94eNm2Lcvp9JqoCxswo3AKQqjLuNZyLixmCM1h";
            var          peerB = new Peer
            {
                AgentVersion = "peerB",
                Id           = bid,
                PublicKey    =
                    "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDlTSgVLprWaXfmxDr92DJE1FP0wOexhulPqXSTsNh5ot6j+UiuMgwb0shSPKzLx9AuTolCGhnwpTBYHVhFoBErAgMBAAE=",
                Addresses = new MultiAddress[]
                {
                    $"/ip4/127.0.0.2/tcp/2/ipfs/{bid}",
                    $"/ip4/127.0.0.3/tcp/3/ipfs/{bid}"
                }
            };
            var swarmB = new SwarmService {
                LocalPeer = peerB
            };
            await swarmB.StartAsync();

            var _ = await swarmB.StartListeningAsync("/ip4/127.0.0.1/tcp/0");

            Assert.IsTrue(peerB.Addresses.Any());

            var swarm = new SwarmService {
                LocalPeer = _self
            };
            await swarm.StartAsync();

            try
            {
                var remotePeer = (await swarm.ConnectAsync(peerB)).RemotePeer;
                Assert.IsNotNull(remotePeer.ConnectedAddress);
                Assert.AreEqual(peerB.PublicKey, remotePeer.PublicKey);
                Assert.IsTrue(remotePeer.IsValid());
                Assert.IsTrue(swarm.KnownPeers.Contains(peerB));
            }
            finally
            {
                await swarm.StopAsync();

                await swarmB.StopAsync();
            }
        }
예제 #9
0
        public void Connecting_To_Self()
        {
            var swarm = new SwarmService {
                LocalPeer = _self
            };

            swarm.StartAsync().Wait();
            try
            {
                ExceptionAssert.Throws <Exception>(() =>
                {
                    var _ = swarm.ConnectAsync(_earth).Result;
                });
            }
            finally
            {
                swarm.StopAsync().Wait();
            }
        }
예제 #10
0
        public async Task PeerDisconnected()
        {
            var peerB = new Peer
            {
                AgentVersion = "peerB",
                Id           = "QmdpwjdB94eNm2Lcvp9JqoCxswo3AKQqjLuNZyLixmCM1h",
                PublicKey    =
                    "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDlTSgVLprWaXfmxDr92DJE1FP0wOexhulPqXSTsNh5ot6j+UiuMgwb0shSPKzLx9AuTolCGhnwpTBYHVhFoBErAgMBAAE="
            };
            var swarmB = new SwarmService {
                LocalPeer = peerB
            };
            await swarmB.StartAsync();

            var peerBAddress = await swarmB.StartListeningAsync("/ip4/127.0.0.1/tcp/0");

            var swarm = new SwarmService {
                LocalPeer = _self
            };
            var swarmConnections = 0;

            swarm.ConnectionEstablished += (s, e) => { ++swarmConnections; };
            swarm.PeerDisconnected      += (s, e) => { --swarmConnections; };
            await swarm.StartAsync();

            try
            {
                var _ = await swarm.ConnectAsync(peerBAddress);

                Assert.AreEqual(1, swarmConnections);

                await swarm.StopAsync();

                Assert.AreEqual(0, swarmConnections);
            }
            finally
            {
                await swarm.StopAsync();

                await swarmB.StopAsync();
            }
        }
예제 #11
0
        public async Task Connecting_To_Self_Indirect()
        {
            var swarm = new SwarmService {
                LocalPeer = _self
            };
            await swarm.StartAsync();

            try
            {
                var listen = await swarm.StartListeningAsync("/ip4/127.0.0.1/tcp/0");

                var bad = listen.Clone();
                bad.Protocols[2].Value = "QmXFX2P5ammdmXQgfqGkfswtEVFsZUJ5KeHRXQYCTdiTAb";
                ExceptionAssert.Throws <Exception>(() => { swarm.ConnectAsync(bad).Wait(); });
            }
            finally
            {
                await swarm.StopAsync();
            }
        }
예제 #12
0
        public void Connecting_To_Blacklisted_Address()
        {
            var swarm = new SwarmService {
                LocalPeer = _self
            };

            swarm.BlackList.Add(_mars);
            swarm.StartAsync().Wait();
            try
            {
                ExceptionAssert.Throws <Exception>(() =>
                {
                    var _ = swarm.ConnectAsync(_mars).Result;
                });
            }
            finally
            {
                swarm.StopAsync().Wait();
            }
        }
예제 #13
0
        public void Connect_Not_Peer()
        {
            const string remoteId      = "QmXFX2P5ammdmXQgfqGkfswtEVFsZUJ5KeHRXQYCTdiTAb";
            MultiAddress remoteAddress = $"/dns/npmjs.com/tcp/80/ipfs/{remoteId}";
            var          swarm         = new SwarmService {
                LocalPeer = _self
            };

            swarm.StartAsync().Wait();
            try
            {
                ExceptionAssert.Throws <Exception>(() =>
                {
                    var _ = swarm.ConnectAsync(remoteAddress).Result;
                });
            }
            finally
            {
                swarm.StopAsync().Wait();
            }
        }
예제 #14
0
        public async Task MultiAddress()
        {
            var swarmB = new SwarmService {
                LocalPeer = other
            };
            await swarmB.StartAsync();

            var pingB = new Ping1(swarmB);
            await pingB.StartAsync();

            var peerBAddress = await swarmB.StartListeningAsync("/ip4/127.0.0.1/tcp/0");

            var swarm = new SwarmService {
                LocalPeer = self
            };
            await swarm.StartAsync();

            var pingA = new Ping1(swarm);
            await pingA.StartAsync();

            try
            {
                await swarm.ConnectAsync(peerBAddress);

                var result = await pingA.PingAsync(other.Id, 4);

                Assert.IsTrue(result.All(r => r.Success));
            }
            finally
            {
                await swarm.StopAsync();

                await swarmB.StopAsync();

                await pingB.StopAsync();

                await pingA.StopAsync();
            }
        }
예제 #15
0
        public async Task RemotePeer_Contains_ConnectedAddress1()
        {
            var peerB = new Peer
            {
                AgentVersion = "peerB",
                Id           = "QmdpwjdB94eNm2Lcvp9JqoCxswo3AKQqjLuNZyLixmCM1h",
                PublicKey    =
                    "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDlTSgVLprWaXfmxDr92DJE1FP0wOexhulPqXSTsNh5ot6j+UiuMgwb0shSPKzLx9AuTolCGhnwpTBYHVhFoBErAgMBAAE="
            };
            var swarmB = new SwarmService {
                LocalPeer = peerB
            };
            await swarmB.StartAsync();

            var peerBAddress = await swarmB.StartListeningAsync("/ip4/0.0.0.0/tcp/0");

            var swarm = new SwarmService {
                LocalPeer = _self
            };
            await swarm.StartAsync();

            try
            {
                var connection = await swarm.ConnectAsync(peerBAddress);

                var remote = connection.RemotePeer;
                Assert.AreEqual(remote.ConnectedAddress, peerBAddress);
                CollectionAssert.Contains(remote.Addresses.ToArray(), peerBAddress);
            }
            finally
            {
                await swarm.StopAsync();

                await swarmB.StopAsync();
            }
        }
예제 #16
0
        public async Task Connect_CancelsOnStop()
        {
            var swarm = new SwarmService {
                LocalPeer = _self
            };
            var venus = new Peer
            {
                Id        = "QmaCpDMGvV2BGHeYERUEnRQAwe3N8SzbUtfsmvsqQLuvuJ",
                Addresses = new MultiAddress[]
                {
                    "/ip4/104.131.131.82/tcp/4001/ipfs/QmaCpDMGvV2BGHeYERUEnRQAwe3N8SzbUtfsmvsqQLuvuJ", // mars.i.ipfs.io
                }
            };

            await swarm.StartAsync();

            var a = swarm.ConnectAsync(venus);

            Assert.IsFalse(a.IsCanceled || a.IsFaulted);

            await swarm.StopAsync();

            var endTime = DateTime.Now.AddSeconds(3);

            while (!a.IsCanceled && !a.IsFaulted)
            {
                if (DateTime.Now > endTime)
                {
                    Assert.Fail("swarm did not cancel pending connection.");
                }

                await Task.Delay(100);
            }

            Assert.IsTrue(a.IsCanceled || a.IsFaulted);
        }
예제 #17
0
        public async Task Connect_PrivateNetwork()
        {
            var peerB = new Peer
            {
                AgentVersion = "peerB",
                Id           = "QmdpwjdB94eNm2Lcvp9JqoCxswo3AKQqjLuNZyLixmCM1h",
                PublicKey    =
                    "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDlTSgVLprWaXfmxDr92DJE1FP0wOexhulPqXSTsNh5ot6j+UiuMgwb0shSPKzLx9AuTolCGhnwpTBYHVhFoBErAgMBAAE="
            };
            var swarmB = new SwarmService {
                LocalPeer = peerB, NetworkProtector = new OpenNetwork()
            };
            await swarmB.StartAsync();

            var peerBAddress = await swarmB.StartListeningAsync("/ip4/127.0.0.1/tcp/0");

            Assert.IsTrue(peerB.Addresses.Any());

            var swarm = new SwarmService {
                LocalPeer = _self, NetworkProtector = new OpenNetwork()
            };
            await swarm.StartAsync();

            try
            {
                var _ = await swarm.ConnectAsync(peerBAddress);

                Assert.AreEqual(2, OpenNetwork.Count);
            }
            finally
            {
                await swarm.StopAsync();

                await swarmB.StopAsync();
            }
        }
예제 #18
0
        public void Connect_Cancelled()
        {
            var cs = new CancellationTokenSource();

            cs.Cancel();
            const string remoteId      = "QmXFX2P5ammdmXQgfqGkfswtEVFsZUJ5KeHRXQYCTdiTAb";
            MultiAddress remoteAddress = $"/ip4/127.0.0.1/tcp/4002/ipfs/{remoteId}";
            var          swarm         = new SwarmService {
                LocalPeer = _self
            };

            swarm.StartAsync().Wait(cs.Token);
            try
            {
                ExceptionAssert.Throws <Exception>(() =>
                {
                    var _ = swarm.ConnectAsync(remoteAddress, cs.Token).Result;
                });
            }
            finally
            {
                swarm.StopAsync().Wait(cs.Token);
            }
        }
예제 #19
0
        public async Task Sends_Hello_OnConnect()
        {
            var topic = Guid.NewGuid().ToString();

            var swarm1 = new SwarmService {
                LocalPeer = self
            };
            var router1 = new FloodRouter {
                SwarmService = swarm1
            };
            var ns1 = new PubSubService {
                LocalPeer = self
            };

            ns1.Routers.Add(router1);
            await swarm1.StartAsync();

            await ns1.StartAsync();

            var swarm2 = new SwarmService {
                LocalPeer = other
            };
            var router2 = new FloodRouter {
                SwarmService = swarm2
            };
            var ns2 = new PubSubService {
                LocalPeer = other
            };

            ns2.Routers.Add(router2);
            await swarm2.StartAsync();

            await ns2.StartAsync();

            try
            {
                await swarm1.StartListeningAsync("/ip4/127.0.0.1/tcp/0");

                await swarm2.StartListeningAsync("/ip4/127.0.0.1/tcp/0");

                var cs = new CancellationTokenSource();
                await ns1.SubscribeAsync(topic, msg => { }, cs.Token);

                await swarm1.ConnectAsync(other, cs.Token);

                var peers   = new Peer[0];
                var endTime = DateTime.Now.AddSeconds(3);
                while (peers.Length == 0)
                {
                    if (DateTime.Now > endTime)
                    {
                        Assert.Fail("timeout");
                    }

                    await Task.Delay(100, cs.Token);

                    peers = (await ns2.PeersAsync(topic, cs.Token)).ToArray();
                }

                CollectionAssert.Contains(peers, self);
            }
            finally
            {
                await swarm1.StopAsync();

                await ns1.StopAsync();

                await swarm2.StopAsync();

                await ns2.StopAsync();
            }
        }
예제 #20
0
        public async Task Relays_PublishedMessage()
        {
            var topic = Guid.NewGuid().ToString();

            var swarm1 = new SwarmService {
                LocalPeer = self
            };
            var router1 = new FloodRouter {
                SwarmService = swarm1
            };
            var ns1 = new PubSubService {
                LocalPeer = self
            };

            ns1.Routers.Add(router1);
            await swarm1.StartAsync();

            await ns1.StartAsync();

            var swarm2 = new SwarmService {
                LocalPeer = other
            };
            var router2 = new FloodRouter {
                SwarmService = swarm2
            };
            var ns2 = new PubSubService {
                LocalPeer = other
            };

            ns2.Routers.Add(router2);
            await swarm2.StartAsync();

            await ns2.StartAsync();

            var swarm3 = new SwarmService {
                LocalPeer = other1
            };
            var router3 = new FloodRouter {
                SwarmService = swarm3
            };
            var ns3 = new PubSubService {
                LocalPeer = other1
            };

            ns3.Routers.Add(router3);
            await swarm3.StartAsync();

            await ns3.StartAsync();

            try
            {
                IPublishedMessage lastMessage2 = null;
                IPublishedMessage lastMessage3 = null;
                await swarm1.StartListeningAsync("/ip4/127.0.0.1/tcp/0");

                await swarm2.StartListeningAsync("/ip4/127.0.0.1/tcp/0");

                await swarm3.StartListeningAsync("/ip4/127.0.0.1/tcp/0");

                var cs = new CancellationTokenSource();
                await ns2.SubscribeAsync(topic, msg => lastMessage2 = msg, cs.Token);

                await ns3.SubscribeAsync(topic, msg => lastMessage3 = msg, cs.Token);

                await swarm1.ConnectAsync(other, cs.Token);

                await swarm3.ConnectAsync(other, cs.Token);

                var peers   = new Peer[0];
                var endTime = DateTime.Now.AddSeconds(3);
                while (peers.Length == 0)
                {
                    if (DateTime.Now > endTime)
                    {
                        Assert.Fail("timeout");
                    }

                    await Task.Delay(100, cs.Token);

                    peers = (await ns2.PeersAsync(topic, cs.Token)).ToArray();
                }

                CollectionAssert.Contains(peers, other1);

                await ns1.PublishAsync(topic, new byte[] { 1 }, cs.Token);

                endTime = DateTime.Now.AddSeconds(3);
                while (lastMessage2 == null || lastMessage3 == null)
                {
                    if (DateTime.Now > endTime)
                    {
                        Assert.Fail("timeout");
                    }

                    await Task.Delay(100, cs.Token);
                }

                Assert.IsNotNull(lastMessage2);
                Assert.AreEqual(self, lastMessage2.Sender);
                CollectionAssert.AreEqual(new byte[] { 1 }, lastMessage2.DataBytes);
                CollectionAssert.Contains(lastMessage2.Topics.ToArray(), topic);

                Assert.IsNotNull(lastMessage3);
                Assert.AreEqual(self, lastMessage3.Sender);
                CollectionAssert.AreEqual(new byte[] { 1 }, lastMessage3.DataBytes);
                CollectionAssert.Contains(lastMessage3.Topics.ToArray(), topic);
            }
            finally
            {
                await swarm1.StopAsync();

                await ns1.StopAsync();

                await swarm2.StopAsync();

                await ns2.StopAsync();

                await swarm3.StopAsync();

                await ns3.StopAsync();
            }
        }
예제 #21
0
        public async Task Connect_Disconnect_Reconnect()
        {
            var peerB = new Peer
            {
                AgentVersion = "peerB",
                Id           = "QmdpwjdB94eNm2Lcvp9JqoCxswo3AKQqjLuNZyLixmCM1h",
                PublicKey    =
                    "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDlTSgVLprWaXfmxDr92DJE1FP0wOexhulPqXSTsNh5ot6j+UiuMgwb0shSPKzLx9AuTolCGhnwpTBYHVhFoBErAgMBAAE="
            };
            var swarmB = new SwarmService {
                LocalPeer = peerB
            };
            await swarmB.StartAsync();

            var peerBAddress = await swarmB.StartListeningAsync("/ip4/127.0.0.1/tcp/0");

            Assert.IsTrue(peerB.Addresses.Any());

            var swarm = new SwarmService {
                LocalPeer = _self
            };
            await swarm.StartAsync();

            await swarm.StartListeningAsync("/ip4/127.0.0.1/tcp/0");

            try
            {
                var remotePeer = (await swarm.ConnectAsync(peerBAddress)).RemotePeer;
                Assert.IsNotNull(remotePeer.ConnectedAddress);
                Assert.AreEqual(peerB.PublicKey, remotePeer.PublicKey);
                Assert.IsTrue(remotePeer.IsValid());
                Assert.IsTrue(swarm.KnownPeers.Contains(peerB));

                // wait for swarmB to settle
                var endTime = DateTime.Now.AddSeconds(3);
                while (true)
                {
                    if (DateTime.Now > endTime)
                    {
                        Assert.Fail("swarmB does not know about self");
                    }

                    if (swarmB.KnownPeers.Contains(_self))
                    {
                        break;
                    }

                    await Task.Delay(100);
                }

                var me = swarmB.KnownPeers.First(p => p == _self);
                Assert.AreEqual(_self.Id, me.Id);
                Assert.AreEqual(_self.PublicKey, me.PublicKey);
                Assert.IsNotNull(me.ConnectedAddress);

                // Check disconnect
                await swarm.DisconnectAsync(peerBAddress);

                Assert.IsNull(remotePeer.ConnectedAddress);
                Assert.IsTrue(swarm.KnownPeers.Contains(peerB));
                Assert.IsTrue(swarmB.KnownPeers.Contains(_self));

                // wait for swarmB to settle
                endTime = DateTime.Now.AddSeconds(3);
                while (true)
                {
                    if (DateTime.Now > endTime)
                    {
                        Assert.Fail("swarmB did not close connection.");
                    }

                    if (me.ConnectedAddress == null)
                    {
                        break;
                    }

                    await Task.Delay(100);
                }

                // Reconnect
                remotePeer = (await swarm.ConnectAsync(peerBAddress)).RemotePeer;
                Assert.IsNotNull(remotePeer.ConnectedAddress);
                Assert.AreEqual(peerB.PublicKey, remotePeer.PublicKey);
                Assert.IsTrue(remotePeer.IsValid());
                Assert.IsTrue(swarm.KnownPeers.Contains(peerB));
            }
            finally
            {
                await swarm.StopAsync();

                await swarmB.StopAsync();
            }
        }