/// \warning call only from event loop thread, otherwise the behavior is undefined.
void on_connect(task<std::error_code>::future_move_type future, std::shared_ptr<task<void>::promise_type> promise) {
const auto ec = future.get();
if (ec) {
switch (ec.value()) {
case asio::error::already_started:
queue->push_back(promise);
break;
case asio::error::already_connected:
promise->set_value();
break;
default:
promise->set_exception(std::system_error(ec));
queue.apply([&](queue_type& queue) {
for (auto it = queue.begin(); it != queue.end(); ++it) {
(*it)->set_exception(std::system_error(ec));
}
queue.clear();
});
}
} else {
promise->set_value();
queue.apply([&](queue_type& queue) {
for (auto it = queue.begin(); it != queue.end(); ++it) {
(*it)->set_value();
}
queue.clear();
});
}
}
void
spool() {
state.apply([&](state_type& state) {
if (!state->stopped()) {
throw std::logic_error("invalid state");
}
COCAINE_LOG_TRACE(log, "app is spooling");
state.reset(new state::spooling_t(
context,
*loop,
manifest(),
profile,
std::bind(&app_state_t::on_spool, shared_from_this(), ph::_1, ph::_2)
));
});
}
