public static void SubtestTransport(ITransport ta, ITransport tb, string addr)
{
var maddr = Multiaddress.Decode(addr);
Assert.That(maddr, Is.Not.Null);
var listener = ta.Listen(maddr);
Assert.That(listener, Is.Not.Null);
var dialer = tb.Dialer(maddr);
Assert.That(dialer, Is.Not.Null);
var accepted = listener.AcceptAsync(CancellationToken.None);
var dialed = dialer.DialAsync(listener.Multiaddress, CancellationToken.None);
Task.WaitAll(accepted, dialed);
var a = accepted.Result;
var b = dialed.Result;
try
{
Assert.DoesNotThrow(() => CheckDataTransfer(a, b));
}
finally
{
a.Dispose();
b.Dispose();
}
}
public void TestStringToBytes(string s, string h)
{
var b1 = Hex.Decode(h);
var b2 = Multiaddress.Decode(s).ToBytes();
Assert.Equal(b1, b2);
}
public void TestBytesToString(string s1, string h)
{
var b = Hex.Decode(h);
var s2 = Multiaddress.Decode(s1).ToString();
Assert.Equal(s1, s2);
}
/// <summary>
///
/// </summary>
/// <param name="address"></param>
/// <param name="key"></param>
/// <param name="collections"></param>
/// <param name="cancellationToken">The token to monitor for cancellation requests. The default value is <see cref="CancellationToken.None"/>.</param>
/// <returns></returns>
public async Task <ThreadId> NewDbFromAdd(string address, string key, IList <Models.CollectionInfo> collections, CancellationToken cancellationToken = default)
{
Multiaddress addr = Multiaddress.Decode(address);
byte[] keyBytes = ThreadKey.FromString(key).Bytes;
NewDBFromAddrRequest request = new()
{
Addr = ByteString.CopyFrom(addr.ToBytes()),
Key = ByteString.CopyFrom(keyBytes)
};
if (collections != null)
{
//TODO: Finish mapping
request.Collections.AddRange(collections.Select(c =>
{
return(_mapper.Map <Grpc.CollectionConfig>(c));
}).ToArray());
}
await _apiClient.NewDBFromAddrAsync(request, headers : _threadContext.Metadata, cancellationToken : cancellationToken);
//TODO: Get the threadID and Address
string threadId = string.Empty;
return(ThreadId.FromString(threadId));
}
public SocketListener(Multiaddress localAddress, bool reusePort)
{
_reusePort = reusePort;
SocketType st;
ProtocolType pt;
EndPoint addr;
if (localAddress != null)
{
addr = localAddress.ToEndPoint(out pt, out st);
}
else
{
st = SocketType.Stream;
pt = ProtocolType.Tcp;
addr = new IPEndPoint(IPAddress.Loopback, 0);
}
_socket = new Socket(addr.AddressFamily, st, pt);
if (reusePort)
{
_socket.ExclusiveAddressUse = false;
_socket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
}
_socket.SetIPProtectionLevel(IPProtectionLevel.Unrestricted);
_socket.Bind(addr);
_socket.Listen(512);
Address = _socket.LocalEndPoint;
Multiaddress = _socket.GetLocalMultiaddress();
}
private void ConsumeObservedAddress(byte[] observed, INetworkConnection connection)
{
if (observed == null)
{
return;
}
var maddr = Multiaddress.Decode(observed);
if (maddr == null)
{
return;
}
var ifaceaddrs = Host.Network.InterfaceListenAddresses;
if (ifaceaddrs == null)
{
return;
}
if (!ifaceaddrs.Contains(connection.LocalMultiaddress))
{
return;
}
_observedAddresses.Add(maddr, connection.RemoteMultiaddress);
}
public static Task <Socket> CreateConnectionAsync(this Multiaddress ma)
{
IPEndPoint ep;
var socket = CreateSocket(ma, out ep);
#if NETSTANDARD1_6
return(socket.ConnectAsync(ep)
.ContinueWith(_ => socket));
#else
var tcs = new TaskCompletionSource <Socket>();
try
{
socket.BeginConnect(ep, ar =>
{
try
{
socket.EndConnect(ar);
tcs.TrySetResult(socket);
}
catch (Exception e)
{
tcs.TrySetException(e);
}
}, null);
}
catch (Exception e)
{
tcs.TrySetException(e);
}
return(tcs.Task);
#endif
}
public static Multiaddress ToMultiaddress(this EndPoint ep, ProtocolType protocolType)
{
var ma = new Multiaddress();
var ip = (IPEndPoint)ep;
if (ip != null)
{
if (ip.AddressFamily == AddressFamily.InterNetwork)
{
ma.Add <IP4>(ip.Address);
}
if (ip.AddressFamily == AddressFamily.InterNetworkV6)
{
ma.Add <IP6>(ip.Address);
}
if (protocolType == ProtocolType.Tcp)
{
ma.Add <TCP>((ushort)ip.Port);
}
if (protocolType == ProtocolType.Udp)
{
ma.Add <UDP>((ushort)ip.Port);
}
}
return(ma);
}
public SocketDialer(Multiaddress localAddress, TimeSpan?timeout, bool reusePort)
{
_timeout = timeout;
_reusePort = reusePort;
LocalAddress = localAddress?.ToEndPoint();
LocalMultiaddress = localAddress;
}
public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
if (reader.TokenType == JsonToken.Null)
{
return(null);
}
var token = JToken.Load(reader);
switch (token.Type)
{
case JTokenType.Null:
return(null);
case JTokenType.String:
return(Multiaddress.Decode((string)token));
case JTokenType.Bytes:
return(Multiaddress.Decode((byte[])token));
case JTokenType.Object:
var value = (string)token["$value"];
return(value == null ? null : Multiaddress.Decode(value));
default:
throw new SerializationException("Unknown Multiaddress format");
}
}
public IConnection Dial(Multiaddress remoteAddress)
{
ProtocolType p;
SocketType s;
var ip = remoteAddress.ToEndPoint(out p, out s);
return(Dial(ip, s, p));
}
public Task <IConnection> DialAsync(Multiaddress remoteAddress, CancellationToken cancellationToken)
{
ProtocolType p;
SocketType s;
var ip = remoteAddress.ToEndPoint(out p, out s);
return(DialAsync(ip, s, p, cancellationToken));
}
public static Socket CreateConnection(this Multiaddress ma)
{
IPEndPoint ep;
var socket = CreateSocket(ma, out ep);
socket.Connect(ep);
return(socket);
}
public static Socket CreateListener(this Multiaddress ma, int backlog = 10)
{
IPEndPoint ep;
var socket = CreateSocket(ma, out ep);
socket.Bind(ep);
socket.Listen(backlog);
return(socket);
}
public static Socket CreateSocket(this Multiaddress ma, out IPEndPoint ep)
{
ProtocolType pt;
SocketType st;
ep = ma.ToEndPoint(out pt, out st);
return(new Socket(ep.AddressFamily, st, pt));
}
public void TestTcpTransportCantListenUtp()
{
var utpa = Multiaddress.Decode("/ip4/127.0.0.1/udp/0/utp");
Assert.That(utpa, Is.Not.Null);
var tpt = new TcpTransport();
Assert.Throws <NotSupportedException>(() => tpt.Listen(utpa));
}
public void Multiaddress_GivenIPv6Udp_ReturnsValidEndPoint()
{
var ma = Multiaddress.Decode("/ip6/::1/udp/1337");
ProtocolType p;
var ep = ma.ToEndPoint(out p);
Assert.Equal(AddressFamily.InterNetworkV6, ep.AddressFamily);
Assert.Equal(IPAddress.IPv6Loopback, ep.Address);
Assert.Equal(1337, ep.Port);
Assert.Equal(ProtocolType.Udp, p);
}
public void Socket_GivenMultiaddress_CreatesSocket()
{
var ma = Multiaddress.Decode("/ip4/127.0.0.1/tcp/1337");
using (var socket = ma.CreateSocket())
{
Assert.Equal(AddressFamily.InterNetwork, socket.AddressFamily);
Assert.Equal(ProtocolType.Tcp, socket.ProtocolType);
Assert.Equal(SocketType.Stream, socket.SocketType);
}
}
public static bool IsIPLoopback(this Multiaddress ma)
{
var ep = ma.ToEndPoint();
if (ep == null)
{
return(false);
}
return(ep.Address.Equals(IPAddress.Loopback) || ep.Address.Equals(IPAddress.IPv6Loopback));
}
public void Multiaddress_GivenIPv4Tcp_ReturnsValidEndPoint()
{
var ma = Multiaddress.Decode("/ip4/127.0.0.1/tcp/1337");
ProtocolType p;
var ep = ma.ToEndPoint(out p);
Assert.Equal(AddressFamily.InterNetwork, ep.AddressFamily);
Assert.Equal(IPAddress.Loopback, ep.Address);
Assert.Equal(1337, ep.Port);
Assert.Equal(ProtocolType.Tcp, p);
}
public static IEnumerable <Multiaddress> Match(this Multiaddress match, params Multiaddress[] addrs)
{
foreach (var a in addrs.Where(x => match.Protocols.Count == x.Protocols.Count))
{
var i = 0;
if (a.Protocols.All(p2 => match.Protocols[i++].Code == p2.Code))
{
yield return(a);
}
}
}
public TcpDialer(TcpTransport t, Multiaddress laddr, TimeSpan?timeout, bool reusePort)
{
var la = laddr.ToEndPoint();
if (la == null)
{
throw new Exception("Invalid address");
}
_transport = t;
_dialer = new SocketDialer(laddr, timeout, reusePort);
}
public ITransportDialer Dialer(Multiaddress laddr, TimeSpan?timeout = null, bool reusePort = true)
{
ITransportDialer d;
if (_dialers.TryGetValue(laddr.ToString(), out d))
{
return(d);
}
d = CreateDialer(laddr, timeout, reusePort);
_dialers.TryAdd(laddr.ToString(), d);
return(d);
}
public static Multiaddress ToMultiaddress(this IPAddress ip)
{
var ma = new Multiaddress();
if (ip.AddressFamily == AddressFamily.InterNetwork)
{
ma.Add <IP4>(ip);
}
if (ip.AddressFamily == AddressFamily.InterNetworkV6)
{
ma.Add <IP6>(ip);
}
return(ma);
}
public void TestEqual()
{
var m1 = Multiaddress.Decode("/ip4/127.0.0.1/udp/1234");
var m2 = Multiaddress.Decode("/ip4/127.0.0.1/tcp/1234");
var m3 = Multiaddress.Decode("/ip4/127.0.0.1/tcp/1234");
var m4 = Multiaddress.Decode("/ip4/127.0.0.1/tcp/1234");
Assert.NotEqual(m1, m2);
Assert.NotEqual(m2, m1);
Assert.Equal(m2, m3);
Assert.Equal(m3, m2);
Assert.Equal(m1, m1);
Assert.Equal(m2, m4);
Assert.Equal(m4, m3);
}
/// <summary>
///
/// </summary>
/// <param name="dbId">The ID of the database.</param>
/// <param name="cancellationToken">The token to monitor for cancellation requests. The default value is <see cref="CancellationToken.None"/>.</param>
/// <returns></returns>
public async Task <DBInfo> GetDbInfoAsync(ThreadId dbId, CancellationToken cancellationToken = default)
{
GetDBInfoRequest request = new()
{
DbID = ByteString.CopyFrom(dbId.Bytes)
};
GetDBInfoReply dbInfo = await _apiClient.GetDBInfoAsync(request, headers : _threadContext.Metadata, cancellationToken : cancellationToken);
return(new DBInfo()
{
Key = ThreadKey.FromBytes(dbInfo.Key.ToByteArray()).ToString(),
Addrs = dbInfo.Addrs.Select(addr => Multiaddress.Decode(addr.ToByteArray()).ToString()).ToList()
});
}
public void TestGetValue()
{
var a =
Multiaddress.Decode(
"/ip4/127.0.0.1/utp/tcp/5555/udp/1234/utp/ipfs/QmbHVEEepCi7rn7VL7Exxpd2Ci9NNB6ifvqwhsrbRMgQFP");
Assert.Equal("127.0.0.1", a.Protocols.OfType <IP4>().FirstOrDefault()?.ToString());
Assert.Equal("", a.Protocols.OfType <UTP>().FirstOrDefault()?.ToString());
Assert.Equal("5555", a.Protocols.OfType <TCP>().FirstOrDefault()?.ToString());
Assert.Equal("1234", a.Protocols.OfType <UDP>().FirstOrDefault()?.ToString());
Assert.Equal("QmbHVEEepCi7rn7VL7Exxpd2Ci9NNB6ifvqwhsrbRMgQFP", a.Protocols.OfType <IPFS>().FirstOrDefault()?.ToString());
a = Multiaddress.Decode("/ip4/0.0.0.0/unix/a/b/c/d");
Assert.Equal("0.0.0.0", a.Protocols.OfType <IP4>().FirstOrDefault()?.ToString());
Assert.Equal("a/b/c/d", a.Protocols.OfType <Unix>().FirstOrDefault()?.ToString());
}
public void TestBytesSplitAndJoin(string s, params string[] res)
{
var m = Multiaddress.Decode(s);
var split = m.Split().ToArray();
Assert.Equal(split.Length, res.Length);
for (var i = 0; i < split.Length; i++)
{
Assert.Equal(split[i].ToString(), res[i]);
}
var joined = Multiaddress.Join(split);
Assert.Equal(m, joined);
}
public static IPEndPoint ToEndPoint(this Multiaddress ma, out ProtocolType protocolType, out SocketType socketType)
{
IPAddress addr = null;
IP ip = ma.Protocols.OfType <IP4>().SingleOrDefault();
if (ip != null)
{
addr = (IPAddress)ip.Value;
}
else
{
ip = ma.Protocols.OfType <IP6>().SingleOrDefault();
if (ip != null)
{
addr = (IPAddress)ip.Value;
}
}
int? port = null;
Number n = ma.Protocols.OfType <TCP>().SingleOrDefault();
if (n != null)
{
port = (ushort)n.Value;
protocolType = ProtocolType.Tcp;
socketType = SocketType.Stream;
}
else
{
n = ma.Protocols.OfType <UDP>().SingleOrDefault();
if (n != null)
{
port = (ushort)n.Value;
protocolType = ProtocolType.Udp;
socketType = SocketType.Dgram;
}
else
{
protocolType = ProtocolType.Unknown;
socketType = SocketType.Unknown;
}
}
return(new IPEndPoint(addr ?? IPAddress.Any, port ?? 0));
}
public ITransportListener Listen(Multiaddress laddr)
{
if (!Matches(laddr))
{
throw new NotSupportedException($"Tcp transport cannot listen on {laddr}");
}
ITransportListener l;
if (_listeners.TryGetValue(laddr.ToString(), out l))
{
return(l);
}
l = CreateListener(laddr);
_listeners.TryAdd(laddr.ToString(), l);
return(l);
}