// true == YES, DISCONNECT m_pSocket, something must have gone wrong.
// false == NO, do NOT disconnect m_pSocket, everything went wonderfully!
//
bool ProcessMessage_ZMQ(OTServer & theServer, const std::string & str_Message, std::string & str_Reply)
{
if (str_Message.size() < 1)
return false;
const char * szFunc = "ProcessMessage_ZMQ";
// --------------------
// return value.
std::string resultString = ""; // Whatever we put in this string is what will get returned.
// First we grab the client's message
OTASCIIArmor ascMessage;
ascMessage.MemSet(str_Message.data(), str_Message.size());
// ------------------
//
// OTPayload thePayload;
// thePayload.SetPayloadSize(str_Message.size());
// memcpy((void*)thePayload.GetPayloadPointer(), str_Message.data(), str_Message.size());
// ----------------------------------------------------------------------
// OTLog::vError("Envelope: \n%s\n Size: %ld\n", ascMessage.Get(), ascMessage.GetLength());
bool bReturnVal = false; // "false" == no, do NOT disconnect. No errors. ("True" means YES, DISCONNECT!)
OTMessage theMsg, theReply; // we'll need these in a sec...
// OTEnvelope theEnvelope(ascMessage);
OTEnvelope theEnvelope;
if (false == theEnvelope.SetAsciiArmoredData(ascMessage))
{
OTLog::vError("%s: Error retrieving envelope.\n", szFunc);
bReturnVal = true; // disconnect the socket!
}
else
{ // Now the base64 is decoded and the envelope is in binary form again.
OTLog::vOutput(2, "%s: Successfully retrieved envelope from ZMQ message...\n", szFunc);
OTString strEnvelopeContents;
// OTString strPubkeyPath("TESTPUBKEY.txt");
// theServer.GetServerNym().SavePublicKey(strPubkeyPath);
// Decrypt the Envelope.
if (false == theEnvelope.Open(theServer.GetServerNym(), strEnvelopeContents)) // now strEnvelopeContents contains the decoded message.
{
OTLog::vError("%s: Unable to open envelope.\n", szFunc);
bReturnVal = true; // disconnect the socket!
}
else
{
// All decrypted--now let's load the results into an OTMessage.
// No need to call theMsg.ParseRawFile() after, since
// LoadContractFromString handles it.
//
if (strEnvelopeContents.Exists() && theMsg.LoadContractFromString(strEnvelopeContents))
{
theReply.m_strCommand.Format("@%s", theMsg.m_strCommand.Get());
theReply.m_strNymID = theMsg.m_strNymID; // UserID
theReply.m_strServerID = theMsg.m_strServerID; // ServerID, a hash of the server contract.
theReply.m_bSuccess = false; // The default reply. In fact this is probably superfluous.
// In case you want to see all the incoming messages...
// OTLog::vOutput(0, "%s\n\n", strEnvelopeContents.Get());
// By constructing this without a socket, I put it in ZMQ mode, instead of tcp/ssl.
OTClientConnection theClient(theServer);
// By optionally passing in &theClient, the client Nym's public key will be
// set on it whenever verification is complete. (So for the reply, I'll
// have the key and thus I'll be able to encrypt reply to the recipient.)
if (false == theServer.ProcessUserCommand(theMsg, theReply, &theClient))
{
const OTString s1(theMsg), s2(theReply);
OTLog::vOutput(0, "%s: Unable to process user command.\n\n ********** "
"REQUEST:\n\n%s\n\n ********** RESPONSE:\n\n%s\n\n", szFunc, s1.Get(), s2.Get());
// NOTE: normally you would even HAVE a true or false if we're in this block. ProcessUserCommand()
// is what tries to process a command and then sets false if/when it fails. Until that point, you
// wouldn't get any server reply. I'm now changing this slightly, so you still get a reply (defaulted
// to success==false.) That way if a client needs to re-sync his request number, he will get the false
// and therefore know to resync the # as his next move, vs being stuck with no server reply (and thus
// stuck with a bad socket.)
// We sign the reply here, but not in the else block, since it's already signed in cases where
// ProcessUserCommand() is a success, by the time that call returns.
theReply.m_bSuccess = false; // Since the process call definitely failed, I'm making sure this here is definitely set to false (even though it probably was already.)
theReply.SignContract(theServer.GetServerNym());
theReply.SaveContract();
}
else // At this point the reply is ready to go, and theClient has the public key of the recipient...
OTLog::vOutput(1, "%s: Successfully processed user command: %s.\n", szFunc, theMsg.m_strCommand.Get());
// -------------------------------------------------
// The transaction is now processed (or not), and the server's reply message is in theReply.
// Let's seal it up to the recipient's nym (in an envelope) and send back to the user...
//
OTEnvelope theRecipientEnvelope;
bool bSealed = theClient.SealMessageForRecipient(theReply, theRecipientEnvelope);
if (false == bSealed)
{
OTLog::vOutput(0, "%s: Unable to seal envelope. (No reply will be sent.)\n", szFunc);
bReturnVal = true; // disconnect the socket!
}
else
{
// OTPayload theReplyPayload;
// theReplyPayload.SetEnvelope(theRecipientEnvelope);
// resultString = ascReply.Get();
// resultString.assign(theReplyPayload.GetPayloadPointer(), theReplyPayload.GetPayloadSize());
OTASCIIArmor ascReply;
if (theRecipientEnvelope.GetAsciiArmoredData(ascReply))
resultString.assign(ascReply.Get(), ascReply.GetLength());
}
}
else
{
OTLog::vError("%s: Error loading message from envelope contents:\n\n%s\n\n",
szFunc, strEnvelopeContents.Get());
bReturnVal = true; // disconnect the socket!
}
}
}
// ----------------------------------------------------------------------
str_Reply = resultString;
return bReturnVal;
} // ProcessMessage_ZMQ
