auto dns(Func handler,
boost::asio::ip::tcp::resolver& resolver,
std::string address,
std::string port)
{
boost::asio::ip::tcp::resolver::query query(address, port);
return resolver.async_resolve(query, handler);
}
void do_work (CompletionCounter)
{
if (m_called_stop.load () == 1)
return;
// We don't have any work to do at this time
if (m_work.empty())
{
m_idle = true;
m_journal.trace << "Sleeping";
return;
}
if (m_work.front().names.empty())
m_work.pop_front();
std::string const name (m_work.front().names.back());
HandlerType handler (m_work.front().handler);
m_work.front().names.pop_back();
HostAndPort const hp (parseName(name));
if (hp.first.empty())
{
m_journal.error <<
"Unable to parse '" << name << "'";
m_io_service.post (m_strand.wrap (boost::bind (
&NameResolverImpl::do_work, this,
CompletionCounter(this))));
return;
}
boost::asio::ip::tcp::resolver::query query (
hp.first, hp.second);
m_resolver.async_resolve (query, boost::bind (
&NameResolverImpl::do_finish, this, name,
boost::asio::placeholders::error, handler,
boost::asio::placeholders::iterator,
CompletionCounter(this)));
}
void do_work (CompletionCounter)
{
if (m_stop_called == true)
return;
// We don't have any work to do at this time
if (m_work.empty ())
return;
std::string const name (m_work.front ().names.back());
HandlerType handler (m_work.front ().handler);
m_work.front ().names.pop_back ();
if (m_work.front ().names.empty ())
m_work.pop_front();
HostAndPort const hp (parseName (name));
if (hp.first.empty ())
{
JLOG(m_journal.error()) <<
"Unable to parse '" << name << "'";
m_io_service.post (m_strand.wrap (std::bind (
&ResolverAsioImpl::do_work, this,
CompletionCounter (this))));
return;
}
boost::asio::ip::tcp::resolver::query query (
hp.first, hp.second);
m_resolver.async_resolve (query, std::bind (
&ResolverAsioImpl::do_finish, this, name,
std::placeholders::_1, handler,
std::placeholders::_2,
CompletionCounter (this)));
}
void start() {
if (!_cancelled)
_resolver.async_resolve(_q, boost::bind(&FriendConnector::hostResolved, shared_from_this(), asio::placeholders::error, asio::placeholders::iterator));
}