rcpp_framework/backends/drogon/trantor/tests/DnsTest.cc

49 lines
2.2 KiB
C++

#include <trantor/net/Resolver.h>
#include <iostream>
void dns(const std::shared_ptr<trantor::Resolver> &resolver)
{
auto now = trantor::Date::now();
resolver->resolve("www.baidu.com", [now](const trantor::InetAddress &addr) {
auto interval = trantor::Date::now().microSecondsSinceEpoch() -
now.microSecondsSinceEpoch();
std::cout << "baidu:" << addr.toIp() << " " << interval / 1000 << "ms"
<< std::endl;
});
resolver->resolve("www.google.com",
[now](const trantor::InetAddress &addr) {
auto interval =
trantor::Date::now().microSecondsSinceEpoch() -
now.microSecondsSinceEpoch();
std::cout << "google:" << addr.toIp() << " "
<< interval / 1000 << "ms" << std::endl;
});
resolver->resolve("www.sina.com", [now](const trantor::InetAddress &addr) {
auto interval = trantor::Date::now().microSecondsSinceEpoch() -
now.microSecondsSinceEpoch();
std::cout << "sina:" << addr.toIp() << " " << interval / 1000 << "ms"
<< std::endl;
});
resolver->resolve("www.xjfisfjaskfeiakdjfg.com",
[now](const trantor::InetAddress &addr) {
auto interval =
trantor::Date::now().microSecondsSinceEpoch() -
now.microSecondsSinceEpoch();
std::cout << "bad address:" << addr.toIp() << " "
<< interval / 1000 << "ms" << std::endl;
});
resolver->resolve("localhost", [now](const trantor::InetAddress &addr) {
auto interval = trantor::Date::now().microSecondsSinceEpoch() -
now.microSecondsSinceEpoch();
std::cout << "localhost:" << addr.toIp() << " " << interval / 1000
<< "ms" << std::endl;
});
}
int main()
{
trantor::EventLoop loop;
auto resolver = trantor::Resolver::newResolver(&loop);
dns(resolver);
loop.runAfter(1.0, [resolver]() { dns(resolver); });
loop.loop();
}