public async Task ConnectionEstablished()
{
var peerB = new Peer
{
AgentVersion = "peerB",
Id = "QmdpwjdB94eNm2Lcvp9JqoCxswo3AKQqjLuNZyLixmCM1h",
PublicKey = "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDlTSgVLprWaXfmxDr92DJE1FP0wOexhulPqXSTsNh5ot6j+UiuMgwb0shSPKzLx9AuTolCGhnwpTBYHVhFoBErAgMBAAE="
};
var swarmB = new Swarm {
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 Swarm {
LocalPeer = self
};
var swarmConnections = 0;
swarm.ConnectionEstablished += (s, e) =>
{
++swarmConnections;
};
await swarm.StartAsync();
try
{
var remotePeer = 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);
}
}
finally
{
await swarm.StopAsync();
await swarmB.StopAsync();
}
}
public async Task RemotePeer_Contains_ConnectedAddress1()
{
var peerB = new Peer
{
AgentVersion = "peerB",
Id = "QmdpwjdB94eNm2Lcvp9JqoCxswo3AKQqjLuNZyLixmCM1h",
PublicKey = "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDlTSgVLprWaXfmxDr92DJE1FP0wOexhulPqXSTsNh5ot6j+UiuMgwb0shSPKzLx9AuTolCGhnwpTBYHVhFoBErAgMBAAE="
};
var swarmB = new Swarm {
LocalPeer = peerB
};
await swarmB.StartAsync();
var peerBAddress = await swarmB.StartListeningAsync("/ip4/0.0.0.0/tcp/0");
var swarm = new Swarm {
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();
}
}
public async Task Connect_PrivateNetwork()
{
var peerB = new Peer
{
AgentVersion = "peerB",
Id = "QmdpwjdB94eNm2Lcvp9JqoCxswo3AKQqjLuNZyLixmCM1h",
PublicKey = "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDlTSgVLprWaXfmxDr92DJE1FP0wOexhulPqXSTsNh5ot6j+UiuMgwb0shSPKzLx9AuTolCGhnwpTBYHVhFoBErAgMBAAE="
};
var swarmB = new Swarm {
LocalPeer = peerB, NetworkProtector = new OpenNetwork()
};
await swarmB.StartAsync();
var peerBAddress = await swarmB.StartListeningAsync("/ip4/127.0.0.1/tcp/0");
Assert.IsTrue(peerB.Addresses.Count() > 0);
var swarm = new Swarm {
LocalPeer = self, NetworkProtector = new OpenNetwork()
};
await swarm.StartAsync();
try
{
var remotePeer = await swarm.ConnectAsync(peerBAddress);
Assert.AreEqual(2, OpenNetwork.Count);
}
finally
{
await swarm.StopAsync();
await swarmB.StopAsync();
}
}
public async Task Dial_Peer_UnknownProtocol()
{
var peerB = new Peer
{
AgentVersion = "peerB",
Id = "QmdpwjdB94eNm2Lcvp9JqoCxswo3AKQqjLuNZyLixmCM1h",
PublicKey = "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDlTSgVLprWaXfmxDr92DJE1FP0wOexhulPqXSTsNh5ot6j+UiuMgwb0shSPKzLx9AuTolCGhnwpTBYHVhFoBErAgMBAAE="
};
var swarmB = new Swarm {
LocalPeer = peerB
};
var peerBAddress = await swarmB.StartListeningAsync("/ip4/127.0.0.1/tcp/0");
var swarm = new Swarm {
LocalPeer = self
};
await swarm.StartAsync();
try
{
ExceptionAssert.Throws <Exception>(() =>
{
swarm.DialAsync(peerB, "/foo/0.42.0").Wait();
});
}
finally
{
await swarm.StopAsync();
await swarmB.StopAsync();
}
}
public async Task Listening_Event()
{
var peer = new Peer
{
Id = self.Id,
PublicKey = self.PublicKey,
AgentVersion = self.AgentVersion
};
MultiAddress addr = "/ip4/127.0.0.1/tcp/0";
var swarm = new Swarm {
LocalPeer = peer
};
Peer listeningPeer = null;
swarm.ListenerEstablished += (s, e) =>
{
listeningPeer = e;
};
try
{
await swarm.StartListeningAsync(addr);
Assert.AreEqual(peer, listeningPeer);
Assert.AreNotEqual(0, peer.Addresses.Count());
}
finally
{
await swarm.StopAsync();
}
}
public async Task Stop_Closes_Listeners()
{
var peer = new Peer
{
Id = self.Id,
PublicKey = self.PublicKey,
AgentVersion = self.AgentVersion
};
MultiAddress addr = "/ip4/0.0.0.0/tcp/0";
var swarm = new Swarm {
LocalPeer = peer
};
try
{
await swarm.StartAsync();
await swarm.StartListeningAsync(addr);
Assert.IsTrue(peer.Addresses.Count() > 0);
await swarm.StopAsync();
Assert.AreEqual(0, peer.Addresses.Count());
await swarm.StartAsync();
await swarm.StartListeningAsync(addr);
Assert.IsTrue(peer.Addresses.Count() > 0);
await swarm.StopAsync();
Assert.AreEqual(0, peer.Addresses.Count());
}
catch (Exception)
{
await swarm.StopAsync();
throw;
}
}
public async Task Listening_Start_Stop()
{
var peer = new Peer
{
Id = self.Id,
PublicKey = self.PublicKey,
AgentVersion = self.AgentVersion
};
MultiAddress addr = "/ip4/0.0.0.0/tcp/0";
var swarm = new Swarm {
LocalPeer = peer
};
await swarm.StartAsync();
try
{
await swarm.StartListeningAsync(addr);
Assert.IsTrue(peer.Addresses.Count() > 0);
await swarm.StopListeningAsync(addr);
Assert.AreEqual(0, peer.Addresses.Count());
await swarm.StartListeningAsync(addr);
Assert.IsTrue(peer.Addresses.Count() > 0);
await swarm.StopListeningAsync(addr);
Assert.AreEqual(0, peer.Addresses.Count());
}
finally
{
await swarm.StopAsync();
}
}
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 Swarm {
LocalPeer = peerA
};
var peerB = new Peer
{
Id = other.Id,
PublicKey = other.PublicKey,
AgentVersion = other.AgentVersion
};
var swarmB = new Swarm {
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();
}
}
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 Swarm {
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.Count() > 0);
var swarm = new Swarm {
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();
}
}
public async Task PeerDisconnected()
{
var peerB = new Peer
{
AgentVersion = "peerB",
Id = "QmdpwjdB94eNm2Lcvp9JqoCxswo3AKQqjLuNZyLixmCM1h",
PublicKey = "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDlTSgVLprWaXfmxDr92DJE1FP0wOexhulPqXSTsNh5ot6j+UiuMgwb0shSPKzLx9AuTolCGhnwpTBYHVhFoBErAgMBAAE="
};
var swarmB = new Swarm {
LocalPeer = peerB
};
await swarmB.StartAsync();
var peerBAddress = await swarmB.StartListeningAsync("/ip4/127.0.0.1/tcp/0");
var swarm = new Swarm {
LocalPeer = self
};
var swarmConnections = 0;
swarm.ConnectionEstablished += (s, e) =>
{
++swarmConnections;
};
swarm.PeerDisconnected += (s, e) =>
{
--swarmConnections;
};
await swarm.StartAsync();
try
{
var remotePeer = await swarm.ConnectAsync(peerBAddress);
Assert.AreEqual(1, swarmConnections);
await swarm.StopAsync();
Assert.AreEqual(0, swarmConnections);
}
finally
{
await swarm.StopAsync();
await swarmB.StopAsync();
}
}
public async Task Noop_OnPeerDiscovered_When_NotBelow_MinConnections()
{
var swarmA = new Swarm {
LocalPeer = peerA
};
await swarmA.StartAsync();
var peerAAddress = await swarmA.StartListeningAsync("/ip4/127.0.0.1/tcp/0");
var swarmB = new Swarm {
LocalPeer = peerB
};
await swarmB.StartAsync();
var peerBAddress = await swarmB.StartListeningAsync("/ip4/127.0.0.1/tcp/0");
try
{
using (var dialer = new AutoDialer(swarmA)
{
MinConnections = 0
})
{
var other = swarmA.RegisterPeerAddress(peerBAddress);
// wait for the connection.
var endTime = DateTime.Now.AddSeconds(3);
while (other.ConnectedAddress == null)
{
if (DateTime.Now > endTime)
{
return;
}
await Task.Delay(100);
}
Assert.Fail("Autodial should not happen");
}
}
finally
{
await swarmA?.StopAsync();
await swarmB?.StopAsync();
}
}
public void Listening_MissingTransport()
{
var peer = new Peer
{
Id = self.Id,
PublicKey = self.PublicKey,
AgentVersion = self.AgentVersion
};
var swarm = new Swarm {
LocalPeer = peer
};
ExceptionAssert.Throws <ArgumentException>(() =>
{
var _ = swarm.StartListeningAsync("/ip4/127.0.0.1").Result;
});
Assert.AreEqual(0, peer.Addresses.Count());
}
public async Task Connect_WithSomeUnreachableAddresses()
{
var 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 Swarm {
LocalPeer = peerB
};
await swarmB.StartAsync();
var peerBAddress = await swarmB.StartListeningAsync("/ip4/127.0.0.1/tcp/0");
Assert.IsTrue(peerB.Addresses.Count() > 0);
var swarm = new Swarm {
LocalPeer = self
};
await swarm.StartAsync();
try
{
var remotePeer = await swarm.ConnectAsync(peerB);
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();
}
}
public async Task Connecting_To_Self_Indirect()
{
var swarm = new Swarm {
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();
}
}
public async Task Dial_Peer()
{
var peerB = new Peer
{
AgentVersion = "peerB",
Id = "QmdpwjdB94eNm2Lcvp9JqoCxswo3AKQqjLuNZyLixmCM1h",
PublicKey = "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDlTSgVLprWaXfmxDr92DJE1FP0wOexhulPqXSTsNh5ot6j+UiuMgwb0shSPKzLx9AuTolCGhnwpTBYHVhFoBErAgMBAAE="
};
var swarmB = new Swarm {
LocalPeer = peerB
};
await swarmB.StartAsync();
var peerBAddress = await swarmB.StartListeningAsync("/ip4/127.0.0.1/tcp/0");
var swarm = new Swarm {
LocalPeer = self
};
await swarm.StartAsync();
try
{
using (var stream = await swarm.DialAsync(peerB, "/ipfs/id/1.0.0"))
{
Assert.IsNotNull(stream);
Assert.IsTrue(stream.CanRead);
Assert.IsTrue(stream.CanWrite);
}
}
finally
{
await swarm.StopAsync();
await swarmB.StopAsync();
}
}
public async Task Connect_Disconnect_Reconnect()
{
var peerB = new Peer
{
AgentVersion = "peerB",
Id = "QmdpwjdB94eNm2Lcvp9JqoCxswo3AKQqjLuNZyLixmCM1h",
PublicKey = "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDlTSgVLprWaXfmxDr92DJE1FP0wOexhulPqXSTsNh5ot6j+UiuMgwb0shSPKzLx9AuTolCGhnwpTBYHVhFoBErAgMBAAE="
};
var swarmB = new Swarm {
LocalPeer = peerB
};
await swarmB.StartAsync();
var peerBAddress = await swarmB.StartListeningAsync("/ip4/127.0.0.1/tcp/0");
Assert.IsTrue(peerB.Addresses.Count() > 0);
var swarm = new Swarm {
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();
}
}
public async Task Connects_OnPeerDisconnected_When_Below_MinConnections()
{
var swarmA = new Swarm {
LocalPeer = peerA
};
await swarmA.StartAsync();
var peerAAddress = await swarmA.StartListeningAsync("/ip4/127.0.0.1/tcp/0");
var swarmB = new Swarm {
LocalPeer = peerB
};
await swarmB.StartAsync();
var peerBAddress = await swarmB.StartListeningAsync("/ip4/127.0.0.1/tcp/0");
var swarmC = new Swarm {
LocalPeer = peerC
};
await swarmC.StartAsync();
var peerCAddress = await swarmC.StartListeningAsync("/ip4/127.0.0.1/tcp/0");
bool isBConnected = false;
swarmA.ConnectionEstablished += (s, conn) =>
{
if (conn.RemotePeer == peerB)
{
isBConnected = true;
}
};
try
{
using (var dialer = new AutoDialer(swarmA)
{
MinConnections = 1
})
{
var b = swarmA.RegisterPeerAddress(peerBAddress);
var c = swarmA.RegisterPeerAddress(peerCAddress);
// wait for the peer B connection.
var endTime = DateTime.Now.AddSeconds(3);
while (!isBConnected)
{
if (DateTime.Now > endTime)
{
Assert.Fail("Did not do autodial on peer discovered");
}
await Task.Delay(100);
}
Assert.IsNull(c.ConnectedAddress);
await swarmA.DisconnectAsync(peerBAddress);
// wait for the peer C connection.
endTime = DateTime.Now.AddSeconds(3);
while (c.ConnectedAddress == null)
{
if (DateTime.Now > endTime)
{
Assert.Fail("Did not do autodial on peer disconnected");
}
await Task.Delay(100);
}
}
}
finally
{
await swarmA?.StopAsync();
await swarmB?.StopAsync();
await swarmC?.StopAsync();
}
}