Files
secondo/Algebras/Kafka/WebSocketGateway.cpp
2026-01-23 17:03:45 +08:00

121 lines
3.1 KiB
C++

/*
----
This file is part of SECONDO.
Copyright (C) 2015,
Faculty of Mathematics and Computer Science,
Database Systems for New Applications.
SECONDO is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
SECONDO is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with SECONDO; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
----
*/
#include "WebSocketGateway.h"
#include "log.hpp"
ErrorCode WebSocketGateway::Open(std::string uri) {
LOG(DEBUG) << "WebSocketGateway: Connecting to " << uri;
if (uri.rfind("mock://data", 0) == 0) {
clientType = MOCK;
return OK;
} else if (uri.rfind("wss://", 0) == 0 || uri.rfind("https://", 0) == 0) {
clientType = TLS;
return tls_client.connect(uri);
} else if (uri.rfind("ws://", 0) == 0 || uri.rfind("http://", 0) == 0) {
clientType = NO_TLS;
return no_tls_client.connect(uri);
} else {
clientType = UNDEFINED;
return CONNECT_FAILED;
}
}
void WebSocketGateway::Subscribe(std::string body) {
LOG(DEBUG) << "WebSocketGateway: Sending subscribe request " << body;
switch (clientType) {
case MOCK :
break;
case TLS :
tls_client.send(body);
break;
case NO_TLS :
no_tls_client.send(body);
break;
case UNDEFINED :
break;
default:
break;
}
}
std::string data = R"(
{
"application": "hiking",
"reputons": [
{
"rater": "HikingAsylum",
"assertion": "advanced",
"rated": "Marilyn C",
"rating": 0.90
}
]
}
)";
std::string WebSocketGateway::ReadSting() {
LOG(TRACE) << "WebSocketGateway: ReadSting";
switch (clientType) {
case MOCK :
return data;
case TLS :
if (tls_client.get_message_count() > 0)
return tls_client.getFrontAndPop();
else
return "";
case NO_TLS :
if (tls_client.get_message_count() > 0)
return no_tls_client.getFrontAndPop();
else
return "";
case UNDEFINED :
break;
default:
break;
}
return "Error";
}
void WebSocketGateway::Close() {
LOG(DEBUG) << "WebSocketGateway: Close connection";
switch (clientType) {
case MOCK :
break;
case TLS :
tls_client.close(websocketpp::close::status::normal, "");
break;
case NO_TLS :
no_tls_client.close(websocketpp::close::status::normal, "");
break;
case UNDEFINED :
break;
default:
break;
}
}