/// <inheritdoc />
public virtual async Task <(ConnectionResponseMessage, ConnectionRecord)> CreateResponseAsync(IAgentContext agentContext, string connectionId)
{
Logger.LogInformation(LoggingEvents.AcceptConnectionRequest, "ConnectionId {0}", connectionId);
var connection = await GetAsync(agentContext, connectionId);
if (connection.State != ConnectionState.Negotiating)
{
throw new AriesFrameworkException(ErrorCode.RecordInInvalidState,
$"Connection state was invalid. Expected '{ConnectionState.Negotiating}', found '{connection.State}'");
}
await Pairwise.CreateAsync(agentContext.Wallet, connection.TheirDid, connection.MyDid, connection.Endpoint.ToJson());
await connection.TriggerAsync(ConnectionTrigger.Request);
await RecordService.UpdateAsync(agentContext.Wallet, connection);
// Send back response message
var provisioning = await ProvisioningService.GetProvisioningAsync(agentContext.Wallet);
var connectionData = new Connection
{
Did = connection.MyDid,
DidDoc = connection.MyDidDoc(provisioning)
};
var sigData = await SignatureUtils.SignData(agentContext, connectionData, connection.GetTag(TagConstants.ConnectionKey));
var threadId = connection.GetTag(TagConstants.LastThreadId);
var response = new ConnectionResponseMessage {
ConnectionSig = sigData
};
response.ThreadFrom(threadId);
return(response, connection);
}
/// <inheritdoc />
public virtual async Task <string> ProcessResponseAsync(IAgentContext agentContext, ConnectionResponseMessage response, ConnectionRecord connection)
{
Logger.LogTrace(LoggingEvents.AcceptConnectionResponse, "To {1}", connection.MyDid);
//TODO throw exception or a problem report if the connection request features a did doc that has no indy agent did doc convention featured
//i.e there is no way for this agent to respond to messages. And or no keys specified
var connectionObj = await SignatureUtils.UnpackAndVerifyAsync <Connection>(response.ConnectionSig);
await Did.StoreTheirDidAsync(agentContext.Wallet,
new { did = connectionObj.Did, verkey = connectionObj.DidDoc.Keys[0].PublicKeyBase58 }.ToJson());
connection.TheirDid = connectionObj.Did;
connection.TheirVk = connectionObj.DidDoc.Keys[0].PublicKeyBase58;
connection.SetTag(TagConstants.LastThreadId, response.GetThreadId());
if (connectionObj.DidDoc.Services[0] is IndyAgentDidDocService service)
{
connection.Endpoint = new AgentEndpoint(service.ServiceEndpoint, null, service.RoutingKeys != null && service.RoutingKeys.Count > 0 ? service.RoutingKeys.ToArray() : null);
}
await connection.TriggerAsync(ConnectionTrigger.Response);
await RecordService.UpdateAsync(agentContext.Wallet, connection);
EventAggregator.Publish(new ServiceMessageProcessingEvent
{
RecordId = connection.Id,
MessageType = response.Type,
ThreadId = response.GetThreadId()
});
return(connection.Id);
}