/// <summary>
/// Obtains relay using its ID, caller's token, or callee's token.
/// </summary>
/// <param name="Guid">Relay ID, caller's token, or callee's token</param>
/// <returns>Relay that corresponds to the given GUID, or null if no such relay exists.</returns>
public RelayConnection GetRelayByGuid(Guid Guid)
{
log.Trace("(Guid:'{0}')", Guid);
RelayConnection res = null;
lock (lockObject)
{
relaysByGuid.TryGetValue(Guid, out res);
}
if (res != null)
{
log.Trace("(-):*.Id='{0}'", res.GetId());
}
else
{
log.Trace("(-):null");
}
return(res);
}
/// <summary>
/// Destroys relay connection and all references to it.
/// </summary>
/// <param name="Relay">Relay connection to destroy.</param>
public async Task DestroyNetworkRelay(RelayConnection Relay)
{
log.Trace("(Relay.id:'{0}')", Relay.GetId());
bool destroyed = await Relay.TestAndSetDestroyed();
if (!destroyed)
{
bool relayIdRemoved = false;
bool callerTokenRemoved = false;
bool calleeTokenRemoved = false;
lock (lockObject)
{
relayIdRemoved = relaysByGuid.Remove(Relay.GetId());
callerTokenRemoved = relaysByGuid.Remove(Relay.GetCallerToken());
calleeTokenRemoved = relaysByGuid.Remove(Relay.GetCalleeToken());
}
if (!relayIdRemoved)
{
log.Error("Relay ID '{0}' not found in relay list.", Relay.GetId());
}
if (!callerTokenRemoved)
{
log.Error("Caller token '{0}' not found in relay list.", Relay.GetCallerToken());
}
if (!calleeTokenRemoved)
{
log.Error("Callee token '{0}' not found in relay list.", Relay.GetCalleeToken());
}
Relay.Dispose();
}
else
{
log.Trace("Relay ID '{0}' has been destroyed already.", Relay.GetId());
}
log.Trace("(-)");
}
/// <summary>
/// Creates a new network relay between a caller identity and one of the node's customer identities that is online.
/// </summary>
/// <param name="Caller">Initiator of the call.</param>
/// <param name="Callee">Node's customer client to be called.</param>
/// <param name="ServiceName">Name of the application service to use.</param>
/// <param name="RequestMessage">CallIdentityApplicationServiceRequest message that the caller send in order to initiate the call.</param>
/// <returns>New relay connection object if the function succeeds, or null otherwise.</returns>
public RelayConnection CreateNetworkRelay(Client Caller, Client Callee, string ServiceName, Message RequestMessage)
{
log.Trace("(Caller.Id:{0:X16},Callee.Id:{1:X16},ServiceName:'{2}')", Caller.Id, Callee.Id, ServiceName);
RelayConnection res = null;
RelayConnection relay = new RelayConnection(Caller, Callee, ServiceName, RequestMessage);
lock (lockObject)
{
relaysByGuid.Add(relay.GetId(), relay);
relaysByGuid.Add(relay.GetCallerToken(), relay);
relaysByGuid.Add(relay.GetCalleeToken(), relay);
}
log.Debug("Relay ID '{0}' added to the relay list.", relay.GetId());
log.Debug("Caller token '{0}' added to the relay list.", relay.GetCallerToken());
log.Debug("Callee token '{0}' added to the relay list.", relay.GetCalleeToken());
res = relay;
log.Trace("(-):{0}", res);
return(res);
}
/// <summary>
/// Initializes the relay message context.
/// </summary>
public RelayMessageContext(RelayConnection Relay, Message SenderRequest)
{
this.Relay = Relay;
this.SenderRequest = SenderRequest;
}