void Connector::tryNextServiceOrFallback() {
if (queriedAllServices) {
SWIFT_LOG(debug) << "Queried all services" << std::endl;
finish(boost::shared_ptr<Connection>());
}
else if (serviceQueryResults.empty()) {
SWIFT_LOG(debug) << "Falling back on A resolution" << std::endl;
// Fall back on simple address resolving
queriedAllServices = true;
queryAddress(hostname);
}
else {
SWIFT_LOG(debug) << "Querying next address" << std::endl;
queryAddress(serviceQueryResults.front().hostname);
}
}
void Connector::start() {
SWIFT_LOG(debug) << "Starting connector for " << hostname << std::endl;
assert(!currentConnection);
assert(!serviceQuery);
assert(!timer);
queriedAllServices = false;
auto hostAddress = HostAddress::fromString(hostname);
if (timeoutMilliseconds > 0) {
timer = timerFactory->createTimer(timeoutMilliseconds);
timer->onTick.connect(boost::bind(&Connector::handleTimeout, shared_from_this()));
}
if (serviceLookupPrefix) {
serviceQuery = resolver->createServiceQuery(*serviceLookupPrefix, hostname);
serviceQuery->onResult.connect(boost::bind(&Connector::handleServiceQueryResult, shared_from_this(), _1));
serviceQuery->run();
}
else if (hostAddress) {
// hostname is already a valid address; skip name lookup.
foundSomeDNS = true;
addressQueryResults.push_back(hostAddress.get());
tryNextAddress();
} else {
queryAddress(hostname);
}
}
void Connector::start() {
SWIFT_LOG(debug) << "Starting connector for " << hostname << std::endl;
//std::cout << "Connector::start()" << std::endl;
assert(!currentConnection);
assert(!serviceQuery);
assert(!timer);
queriedAllServices = false;
if (doServiceLookups) {
serviceQuery = resolver->createServiceQuery("_xmpp-client._tcp." + hostname);
serviceQuery->onResult.connect(boost::bind(&Connector::handleServiceQueryResult, shared_from_this(), _1));
if (timeoutMilliseconds > 0) {
timer = timerFactory->createTimer(timeoutMilliseconds);
timer->onTick.connect(boost::bind(&Connector::handleTimeout, shared_from_this()));
timer->start();
}
serviceQuery->run();
}
else {
queryAddress(hostname);
}
}
