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ApiListener: restore previous bind(2) behavior

This commit is contained in:
Alexander A. Klimov 2019-02-15 18:19:56 +01:00
parent 282f8fd173
commit a6813ec786
1 changed files with 21 additions and 5 deletions
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26
lib/remote/apilistener.cpp
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@ -362,12 +362,28 @@ bool ApiListener::AddListener(const String& node, const String& service)
try {
tcp::resolver resolver (io);
tcp::resolver::query query (node, service, tcp::resolver::query::passive);
auto endpoint (resolver.resolve(query)->endpoint());
acceptor->open(endpoint.protocol());
acceptor->set_option(ip::v6_only(false));
acceptor->set_option(tcp::acceptor::reuse_address(true));
acceptor->bind(endpoint);
auto result (resolver.resolve(query));
auto current (result.begin());
for (;;) {
try {
acceptor->open(current->endpoint().protocol());
acceptor->set_option(ip::v6_only(false));
acceptor->set_option(tcp::acceptor::reuse_address(true));
acceptor->bind(current->endpoint());
break;
} catch (const std::exception&) {
if (++current == result.end()) {
throw;
}
if (acceptor->is_open()) {
acceptor->close();
}
}
}
} catch (const std::exception&) {
Log(LogCritical, "ApiListener")
<< "Cannot bind TCP socket for host '" << node << "' on port '" << service << "'.";