Files
wlan-cloud-analytics/src/HealthReceiver.cpp
2023-02-21 13:38:18 -08:00

84 lines
2.5 KiB
C++

//
// Created by stephane bourque on 2022-03-15.
//
#include "HealthReceiver.h"
#include "VenueWatcher.h"
#include "fmt/core.h"
#include "framework/KafkaManager.h"
#include "framework/KafkaTopics.h"
namespace OpenWifi {
int HealthReceiver::Start() {
Running_ = true;
Types::TopicNotifyFunction F = [this](const std::string &Key, const std::string &Payload) {
this->HealthReceived(Key, Payload);
};
HealthWatcherId_ = KafkaManager()->RegisterTopicWatcher(KafkaTopics::HEALTHCHECK, F);
Worker_.start(*this);
return 0;
}
void HealthReceiver::Stop() {
Running_ = false;
KafkaManager()->UnregisterTopicWatcher(KafkaTopics::HEALTHCHECK, HealthWatcherId_);
Queue_.wakeUpAll();
Worker_.join();
}
void HealthReceiver::run() {
Utils::SetThreadName("dev-health");
Poco::AutoPtr<Poco::Notification> Note(Queue_.waitDequeueNotification());
while (Note && Running_) {
auto Msg = dynamic_cast<HealthMessage *>(Note.get());
if (Msg != nullptr) {
try {
nlohmann::json msg = nlohmann::json::parse(Msg->Payload());
if (msg.contains(uCentralProtocol::PAYLOAD)) {
auto payload = msg[uCentralProtocol::PAYLOAD];
uint64_t SerialNumber = Utils::SerialNumberToInt(Msg->Key());
std::lock_guard G(Mutex_);
for (const auto &[venue, devices] : Notifiers_) {
if (devices.find(SerialNumber) != cend(devices)) {
auto health_data = std::make_shared<nlohmann::json>(payload);
venue->PostHealth(SerialNumber, health_data);
break;
}
}
}
} catch (const Poco::Exception &E) {
Logger().log(E);
} catch (...) {
}
} else {
}
Note = Queue_.waitDequeueNotification();
}
}
void HealthReceiver::Register(const std::vector<uint64_t> &SerialNumber, VenueWatcher *VW) {
std::lock_guard G(Mutex_);
std::set<uint64_t> NewSerialNumbers;
std::copy(SerialNumber.begin(), SerialNumber.end(),
std::inserter(NewSerialNumbers, NewSerialNumbers.begin()));
auto it = Notifiers_.find(VW);
if (it == end(Notifiers_))
Notifiers_[VW] = NewSerialNumbers;
else
it->second = NewSerialNumbers;
}
void HealthReceiver::DeRegister(VenueWatcher *VW) {
std::lock_guard G(Mutex_);
Notifiers_.erase(VW);
}
void HealthReceiver::HealthReceived(const std::string &Key, const std::string &Payload) {
std::lock_guard G(Mutex_);
poco_debug(Logger(), fmt::format("Device({}): Health message.", Key));
Queue_.enqueueNotification(new HealthMessage(Key, Payload));
}
} // namespace OpenWifi