ZeroTierOne/controller/PostgreSQL.cpp

#ifdef ZT_CONTROLLER_USE_LIBPQ

#include "PostgreSQL.hpp"

#include "opentelemetry/trace/provider.h"

#include <nlohmann/json.hpp>

using namespace nlohmann;

using namespace ZeroTier;

MemberNotificationReceiver::MemberNotificationReceiver(DB* p, pqxx::connection& c, const std::string& channel) : pqxx::notification_receiver(c, channel), _psql(p)
{
	fprintf(stderr, "initialize MemberNotificationReceiver\n");
}

void MemberNotificationReceiver::operator()(const std::string& payload, int packend_pid)
{
	auto provider = opentelemetry::trace::Provider::GetTracerProvider();
	auto tracer = provider->GetTracer("db_member_notification");
	auto span = tracer->StartSpan("db_member_notification::operator()");
	auto scope = tracer->WithActiveSpan(span);
	span->SetAttribute("payload", payload);

	fprintf(stderr, "Member Notification received: %s\n", payload.c_str());
	Metrics::pgsql_mem_notification++;
	json tmp(json::parse(payload));
	json& ov = tmp["old_val"];
	json& nv = tmp["new_val"];
	json oldConfig, newConfig;
	if (ov.is_object())
		oldConfig = ov;
	if (nv.is_object())
		newConfig = nv;
	if (oldConfig.is_object() || newConfig.is_object()) {
		_psql->_memberChanged(oldConfig, newConfig, _psql->isReady());
		fprintf(stderr, "payload sent\n");
	}
}

NetworkNotificationReceiver::NetworkNotificationReceiver(DB* p, pqxx::connection& c, const std::string& channel) : pqxx::notification_receiver(c, channel), _psql(p)
{
	fprintf(stderr, "initialize NetworkNotificationReceiver\n");
}

void NetworkNotificationReceiver::operator()(const std::string& payload, int packend_pid)
{
	auto provider = opentelemetry::trace::Provider::GetTracerProvider();
	auto tracer = provider->GetTracer("db_network_notification");
	auto span = tracer->StartSpan("db_network_notification::operator()");
	auto scope = tracer->WithActiveSpan(span);
	span->SetAttribute("payload", payload);

	fprintf(stderr, "Network Notification received: %s\n", payload.c_str());
	Metrics::pgsql_net_notification++;
	json tmp(json::parse(payload));
	json& ov = tmp["old_val"];
	json& nv = tmp["new_val"];
	json oldConfig, newConfig;
	if (ov.is_object())
		oldConfig = ov;
	if (nv.is_object())
		newConfig = nv;
	if (oldConfig.is_object() || newConfig.is_object()) {
		_psql->_networkChanged(oldConfig, newConfig, _psql->isReady());
		fprintf(stderr, "payload sent\n");
	}
}

#endif