Files
wlan-cloud-ucentralgw/src/RESTAPI/RESTAPI_telemetryWebSocket.cpp
2022-09-27 21:38:07 -07:00

78 lines
2.4 KiB
C++

//
// Created by stephane bourque on 2021-09-16.
//
#include "RESTAPI_telemetryWebSocket.h"
#include "Poco/Net/WebSocket.h"
#include "Poco/Net/NetException.h"
#include "TelemetryStream.h"
namespace OpenWifi {
void RESTAPI_telemetryWebSocket::DoGet() {
// try and upgrade this session to websocket...
if (Request->find("Upgrade") != Request->end() &&
Poco::icompare((*Request)["Upgrade"], "websocket") == 0) {
try {
Poco::URI U(Request->getURI());
std::string UUID, SNum;
auto Parameters = U.getQueryParameters();
for (const auto &i : Parameters) {
if (i.first == "serialNumber") {
SNum = i.second;
} else if(i.first=="uuid") {
UUID = i.second;
}
}
if(!Utils::NormalizeMac(SNum)) {
return BadRequest(RESTAPI::Errors::InvalidSerialNumber);
}
auto SerialNumber = Utils::SerialNumberToInt(SNum);
if(!TelemetryStream()->IsValidEndPoint(SerialNumber,UUID)) {
Logger_.warning(fmt::format("Illegal telemetry request for S: {}, UUID: {}", SerialNumber, UUID));
Response->setStatusAndReason(Poco::Net::HTTPResponse::HTTP_BAD_REQUEST);
Response->setContentLength(0);
Response->send();
return;
}
auto WS = std::make_unique<Poco::Net::WebSocket>(*Request, *Response);
new TelemetryClient(UUID, SerialNumber, std::move(WS), TelemetryStream()->NextReactor(), Logger_);
} catch (const Poco::Net::WebSocketException &E) {
Logger_.log(E);
switch (E.code()) {
case Poco::Net::WebSocket::WS_ERR_HANDSHAKE_UNSUPPORTED_VERSION:
Response->set("Sec-WebSocket-Version", Poco::Net::WebSocket::WEBSOCKET_VERSION);
// fallthrough
case Poco::Net::WebSocket::WS_ERR_NO_HANDSHAKE:
case Poco::Net::WebSocket::WS_ERR_HANDSHAKE_NO_VERSION:
case Poco::Net::WebSocket::WS_ERR_HANDSHAKE_NO_KEY:
Response->setStatusAndReason(Poco::Net::HTTPResponse::HTTP_BAD_REQUEST);
Response->setContentLength(0);
Response->send();
break;
}
} catch (const Poco::Exception &E) {
Logger_.log(E);
Response->setStatusAndReason(Poco::Net::HTTPResponse::HTTP_BAD_REQUEST);
Response->setContentLength(0);
Response->send();
return;
} catch (...) {
Response->setStatusAndReason(Poco::Net::HTTPResponse::HTTP_BAD_REQUEST);
Response->setContentLength(0);
Response->send();
return;
}
} else {
SetCommonHeaders(true);
Response->setStatus(Poco::Net::HTTPResponse::HTTP_METHOD_NOT_ALLOWED);
Response->send();
return;
}
}
}