IXWebSocket/ws/ws_cobra_subscribe.cpp
2019-09-23 10:25:23 -07:00

109 lines
3.8 KiB
C++

/*
* ws_cobra_subscribe.cpp
* Author: Benjamin Sergeant
* Copyright (c) 2019 Machine Zone, Inc. All rights reserved.
*/
#include <atomic>
#include <chrono>
#include <iostream>
#include <ixcobra/IXCobraConnection.h>
#include <spdlog/spdlog.h>
#include <sstream>
#include <thread>
namespace ix
{
int ws_cobra_subscribe_main(const std::string& appkey,
const std::string& endpoint,
const std::string& rolename,
const std::string& rolesecret,
const std::string& channel,
const std::string& filter,
bool quiet)
{
ix::CobraConnection conn;
conn.configure(
appkey, endpoint, rolename, rolesecret, ix::WebSocketPerMessageDeflateOptions(true));
conn.connect();
Json::FastWriter jsonWriter;
// Display incoming messages
std::atomic<int> msgPerSeconds(0);
std::atomic<int> msgCount(0);
auto timer = [&msgPerSeconds, &msgCount] {
while (true)
{
std::cout << "#messages " << msgCount << " "
<< "msg/s " << msgPerSeconds << std::endl;
msgPerSeconds = 0;
auto duration = std::chrono::seconds(1);
std::this_thread::sleep_for(duration);
}
};
std::thread t(timer);
conn.setEventCallback(
[&conn, &channel, &jsonWriter, &filter, &msgCount, &msgPerSeconds, &quiet](
ix::CobraConnectionEventType eventType,
const std::string& errMsg,
const ix::WebSocketHttpHeaders& headers,
const std::string& subscriptionId,
CobraConnection::MsgId msgId) {
if (eventType == ix::CobraConnection_EventType_Open)
{
spdlog::info("Subscriber connected");
for (auto it : headers)
{
spdlog::info("{}: {}", it.first, it.second);
}
}
else if (eventType == ix::CobraConnection_EventType_Authenticated)
{
spdlog::info("Subscriber authenticated");
conn.subscribe(
channel,
filter,
[&jsonWriter, &quiet, &msgPerSeconds, &msgCount](const Json::Value& msg) {
if (!quiet)
{
std::cout << jsonWriter.write(msg) << std::endl;
}
msgPerSeconds++;
msgCount++;
});
}
else if (eventType == ix::CobraConnection_EventType_Subscribed)
{
spdlog::info("Subscriber: subscribed to channel {}", subscriptionId);
}
else if (eventType == ix::CobraConnection_EventType_UnSubscribed)
{
spdlog::info("Subscriber: unsubscribed from channel {}", subscriptionId);
}
else if (eventType == ix::CobraConnection_EventType_Error)
{
spdlog::error("Subscriber: error {}", errMsg);
}
else if (eventType == ix::CobraConnection_EventType_Published)
{
spdlog::error("Published message hacked: {}", msgId);
}
});
while (true)
{
std::chrono::duration<double, std::milli> duration(10);
std::this_thread::sleep_for(duration);
}
return 0;
}
} // namespace ix