public void TestGarlicCreateMessage()
{
var dsm1 = new DeliveryStatusMessage(0x425c)
{
MessageId = 2354
};
var dsm2 = new DeliveryStatusMessage(0x425c)
{
MessageId = 2354
};
dsm2.Timestamp = dsm1.Timestamp;
dsm2.Expiration = dsm1.Expiration;
var dsm1h = dsm1.CreateHeader16;
var dsm2h = dsm2.CreateHeader16;
var dsm1hap = dsm1h.HeaderAndPayload;
var dsm2hap = dsm2h.HeaderAndPayload;
var st11 = FreenetBase64.Encode(dsm1hap);
var st12 = FreenetBase64.Encode(dsm2hap);
Assert.IsTrue(dsm1hap == dsm2hap);
var gcd1 = new GarlicCloveDeliveryDestination(
dsm1,
Destination.IdentHash);
var gcd2 = new GarlicCloveDeliveryDestination(
dsm2,
Destination.IdentHash);
var gcd1ar = gcd1.ToByteArray();
var gcd2ar = gcd2.ToByteArray();
var st1 = FreenetBase64.Encode(new BufLen(gcd1ar));
var st2 = FreenetBase64.Encode(new BufLen(gcd2ar));
Assert.IsTrue(BufUtils.Equal(gcd1ar, gcd2ar));
var msg1 = new GarlicClove(gcd1);
var msg2 = new GarlicClove(gcd2);
var g1 = new Garlic(msg1, msg2);
var g2 = new Garlic(new BufRefLen(g1.ToByteArray()).Clone());
Assert.IsTrue(BufUtils.Equal(g1.ToByteArray(), g2.ToByteArray()));
}
internal void SetIntroducers(IEnumerable <IntroducerInfo> introducers)
{
var result = new List <KeyValuePair <string, string> >();
var ix = 0;
foreach (var one in introducers)
{
result.Add(new KeyValuePair <string, string>($"ihost{ix}", one.Host.ToString()));
result.Add(new KeyValuePair <string, string>($"iport{ix}", one.Port.ToString()));
result.Add(new KeyValuePair <string, string>($"ikey{ix}", FreenetBase64.Encode(one.IntroKey)));
result.Add(new KeyValuePair <string, string>($"itag{ix}", one.IntroTag.ToString()));
++ix;
}
SSUIntroducersInfo = result;
MyRouterInfoCache = null;
}
public override string ToString()
{
string addr;
if (IPAddressOk)
{
addr = (new IPAddress(AliceIPAddr.ToByteArray())).ToString();
}
else if (AliceIPAddr.Length == 0)
{
addr = "<empty>";
}
else
{
addr = AliceIPAddr.ToString();
}
return(string.Format("PeerTest: Test nonce: {0}, Alice IP#: {1}, Port: {2}, Intro key: {3}",
TestNonce.PeekFlip32(0), addr, AlicePort.PeekFlip16(0),
FreenetBase64.Encode(IntroKey)));
}
private void UpdateRouterContext()
{
var addr = new I2PRouterAddress(RouterContext.Inst.ExtAddress, RouterContext.Inst.UDPPort, 5, "SSU");
var ssucaps = "";
if (PeerTestSupported)
{
ssucaps += "B";
}
if (IntroductionSupported)
{
ssucaps += "C";
}
addr.Options["caps"] = ssucaps;
addr.Options["key"] = FreenetBase64.Encode(RouterContext.Inst.IntroKey);
foreach (var intro in IntroducersInfo)
{
addr.Options[intro.Key] = intro.Value;
}
RouterContext.Inst.UpdateAddress(this, addr);
}
internal void SetIntroducers(IEnumerable <IntroducerInfo> introducers)
{
if (!introducers.Any())
{
NoIntroducers();
return;
}
var result = new List <KeyValuePair <string, string> >();
var ix = 0;
foreach (var one in introducers)
{
result.Add(new KeyValuePair <string, string>($"ihost{ix}", one.Host.ToString()));
result.Add(new KeyValuePair <string, string>($"iport{ix}", one.Port.ToString()));
result.Add(new KeyValuePair <string, string>($"ikey{ix}", FreenetBase64.Encode(one.IntroKey)));
result.Add(new KeyValuePair <string, string>($"itag{ix}", one.IntroTag.ToString()));
++ix;
}
IntroducersInfo = result;
UpdateRouterContext();
}
public override string ToString()
{
var hc = HashCache != null?FreenetBase64.Encode(new BufLen( HashCache )) : "<null>";
return(string.Format("I2PRoutingKey: HashCacheDay {0}, HashCache: {1}.", HashCacheDay, hc));
}
public override string ToString()
{
return("I2PSignature: " + FreenetBase64.Encode(Sig));
}
public override string ToString()
{
var hc = HashCache != null?FreenetBase64.Encode(new BufLen( HashCache )) : "<null>";
return($"I2PRoutingKey: HashCacheDay {HashCacheDay}, HashCache: {hc}.");
}
private void SendLSDatabaseLookup(I2PIdentHash ident, IdentUpdateRequestInfo info)
{
var outtunnel = TunnelProvider.Inst.GetEstablishedOutboundTunnel(true);
var replytunnel = TunnelProvider.Inst.GetInboundTunnel(true);
if (outtunnel is null || replytunnel is null)
{
Logging.LogDebug($"SendLSDatabaseLookup: " +
$"outtunnel: {outtunnel}, replytunnel: {replytunnel}");
return;
}
var getnext = DateTime.UtcNow.Hour >= 23;
var ff = NetDb.Inst.GetClosestFloodfill(
ident,
DatabaseLookupSelectFloodfillCount + 2 * info.Retries,
info.AlreadyQueried,
getnext)
.Select(r => new { Id = r, NetDb.Inst.Statistics[r].Score });
#if LOG_ALL_IDENT_LOOKUPS
StringBuilder foundrouters = new StringBuilder();
StringBuilder foundrouterskeys = new StringBuilder();
foreach (var router in ff)
{
foundrouters.AppendFormat("{0}{1}{2}", (foundrouters.Length != 0 ? ", " : ""),
router.Id32Short,
FreenetBase64.Encode(router.Hash));
foundrouterskeys.AppendFormat("{0}{1}{2}", (foundrouterskeys.Length != 0 ? ", " : ""),
router.Id32Short,
FreenetBase64.Encode(router.RoutingKey.Hash));
}
var st = foundrouters.ToString();
var st2 = foundrouterskeys.ToString();
#endif
if (!ff.Any())
{
Logging.Log($"IdentResolver failed to find a floodfill router to lookup ({ident}): ");
return;
}
var minscore = ff.Min(r => r.Score);
for (int i = 0; i < DatabaseLookupSelectFloodfillCount; ++i)
{
var oneff = ff
.RandomWeighted(r => r.Score - minscore + 0.1)
.Id;
try
{
var msg = new DatabaseLookupMessage(
ident,
replytunnel.Destination, replytunnel.GatewayTunnelId,
DatabaseLookupMessage.LookupTypes.LeaseSet, null);
outtunnel.Send(new TunnelMessageRouter(msg, oneff));
info.AlreadyQueried.Add(oneff);
#if !LOG_ALL_IDENT_LOOKUPS
Logging.Log($"IdentResolver: LeaseSet query {msg.Key.Id32Short} " +
$"sent to {oneff.Id32Short}. Dist: {oneff ^ msg.Key.RoutingKey}");
#endif
}
catch (Exception ex)
{
Logging.Log("SendLSDatabaseLookup", ex);
}
}
}
// This test does not work
//[Test]
public void TestSSU()
{
//Logging.LogToFile( "TestSSU.log" );
RouterContext testcontext = new RouterContext(new I2PCertificate(I2PSigningKey.SigningKeyTypes.DSA_SHA1));
testcontext.DefaultTCPPort = 2048 + BufUtils.RandomInt(5000);
testcontext.DefaultUDPPort = 2048 + BufUtils.RandomInt(5000);
var host = new SSUHost(testcontext, new FixedMTU());
host.AllowConnectToSelf = true;
host.ConnectionCreated += host_ConnectionCreated;
// Remote
var dnsa = Dns.GetHostEntry(Dns.GetHostName()).AddressList.Where(a => a.AddressFamily == AddressFamily.InterNetwork).FirstOrDefault();
var addr = new I2PRouterAddress(dnsa, testcontext.UDPPort, 6, "SSU");
addr.Options["key"] = FreenetBase64.Encode(testcontext.IntroKey);
RouterContext remotetestcontext = new RouterContext(new I2PCertificate(I2PSigningKey.SigningKeyTypes.DSA_SHA1));
remotetestcontext.DefaultTCPPort = testcontext.DefaultTCPPort + 5;
remotetestcontext.DefaultUDPPort = testcontext.DefaultUDPPort + 5;
var remotehost = new SSUHost(remotetestcontext, new FixedMTU());
remotehost.AllowConnectToSelf = true;
var client = remotehost.AddSession(addr, testcontext.MyRouterIdentity);
client.Connect();
var data = new BufLen(BufUtils.RandomBytes(30000));
var messagecount = 900; // If the out queue is larger than 1000 msgs we start discarding them
for (int i = 0; i < messagecount; ++i)
{
client.Send(new DataMessage(data));
}
System.Threading.Thread.Sleep(10000);
for (int i = 0; i < messagecount; ++i)
{
if (i % 10 == 0)
{
System.Threading.Thread.Sleep(100);
}
client.Send(new DataMessage(data));
}
var start = new TickCounter();
while (DataReceived.Count < 2 * messagecount)
{
if (start.DeltaToNow.ToMinutes >= 1)
{
Assert.Fail("Failed to receive sent data due to a timeout");
break;
}
System.Threading.Thread.Sleep(500);
}
for (int i = 0; i < 100; ++i)
{
Assert.IsTrue(((DataMessage)DataReceived.Random().Message).DataMessagePayload ==
new BufLen(data));
}
System.Threading.Thread.Sleep(500);
client.Terminate();
System.Threading.Thread.Sleep(500);
host.Terminate();
System.Threading.Thread.Sleep(500);
}
public string ToBase64()
{
return(FreenetBase64.Encode(new BufLen(ToByteArray())));
}
private void SendLSDatabaseLookup(I2PIdentHash ident, IdentUpdateRequestInfo info)
{
/*
* var replytunnel = TunnelProvider.Inst.GetInboundTunnel();
* if ( replytunnel == null ) return;
*/
var ff = NetDb.Inst.GetClosestFloodfill(ident, DatabaseLookupSelectFloodfillCount * 2, info.AlreadyQueried, false).ToArray();
#if LOG_ALL_IDENT_LOOKUPS
StringBuilder foundrouters = new StringBuilder();
StringBuilder foundrouterskeys = new StringBuilder();
foreach (var router in ff)
{
foundrouters.AppendFormat("{0}{1}{2}", (foundrouters.Length != 0 ? ", " : ""),
router.Id32Short,
FreenetBase64.Encode(router.Hash));
foundrouterskeys.AppendFormat("{0}{1}{2}", (foundrouterskeys.Length != 0 ? ", " : ""),
router.Id32Short,
FreenetBase64.Encode(router.RoutingKey.Hash));
}
var st = foundrouters.ToString();
var st2 = foundrouterskeys.ToString();
#endif
if (ff == null || ff.Length == 0)
{
DebugUtils.Log("IdentResolver failed to find a floodfill router to lookup (" + ident.ToString() + "): ");
return;
}
ff.Shuffle();
ff = ff.Take(DatabaseLookupSelectFloodfillCount).ToArray();
foreach (var oneff in ff)
{
try
{
var msg = new DatabaseLookupMessage(
ident,
RouterContext.Inst.MyRouterIdentity.IdentHash,
DatabaseLookupMessage.LookupTypes.LeaseSet);
/*
* var msg = new DatabaseLookupMessage(
* ident,
* replytunnel.Destination, replytunnel.GatewayTunnelId,
* DatabaseLookupMessage.LookupTypes.LeaseSet, null );
*/
//TunnelProvider.Inst.SendEncrypted( oneff.Identity, false, msg );
TransportProvider.Send(oneff, msg);
#if LOG_ALL_IDENT_LOOKUPS
DebugUtils.Log(string.Format("IdentResolver: LeaseSet query {0} sent to {1}. Dist: {2}",
msg.Key.Id32Short,
oneff.Id32Short,
oneff ^ msg.Key.RoutingKey));
#endif
}
catch (Exception ex)
{
DebugUtils.Log("SendLSDatabaseLookup", ex);
}
}
lock (info.AlreadyQueried)
{
info.AlreadyQueried.AddRange(ff);
}
}