void
operator()(const ioremap::swarm::url_fetcher::response& reply,
const std::string& data,
const boost::system::error_code& error) {
const int code = reply.code();
const bool success = (!error && (code < 400 || code >= 600));
if (!success) {
if (code == 0) {
// Socket-only error, no valid http response
const std::string &message = cocaine::format("Unable to download %s, error %s",
reply.request().url().to_string(),
error.message());
//deferred.abort(error.value(), message);
deferred.abort(asio::error::operation_aborted, message);
return;
}
}
callback(deferred, code, data);
}
void
on_spool(const std::error_code& ec, const std::string& what) {
if (ec) {
const auto reason = what.empty() ? ec.message() : what;
COCAINE_LOG_ERROR(log, "unable to spool app - [%d] %s", ec.value(), reason);
loop->dispatch(std::bind(&app_state_t::cancel, shared_from_this(), reason));
// Attempt to finish node service's request.
try {
deferred.abort(ec, reason);
} catch (const std::exception&) {
// Ignore if the client has been disconnected.
}
} else {
// Dispatch the completion handler to be sure it will be called in a I/O thread to
// avoid possible deadlocks (which ones?).
loop->dispatch(std::bind(&app_state_t::publish, shared_from_this()));
}
}