allow loopback server and client to work without an interface address (#5)

Co-authored-by: rmyers808 <Richard.Myers@spirentcom.com>

Author: rmyers808

Release/src/http/client/http_client_asio.cpp

@@ -582,7 +582,8 @@ class asio_context final : public request_context, public std::enable_shared_fro
 
             m_context->m_timer.start();
 
-            tcp::resolver::query query(utility::conversions::to_utf8string(proxy_host), to_string(proxy_port));
+            // Allow client to work on loopback address overriding default asio address_configured flag
+            tcp::resolver::query query(utility::conversions::to_utf8string(proxy_host), to_string(proxy_port), boost::asio::ip::resolver_query_base::flags());
 
             auto client = std::static_pointer_cast<asio_client>(m_context->m_http_client);
             client->m_resolver.async_resolve(query,
@@ -869,7 +870,8 @@ class asio_context final : public request_context, public std::enable_shared_fro
                 auto tcp_host = proxy_type == http_proxy_type::http ? proxy_host : host;
                 auto tcp_port = proxy_type == http_proxy_type::http ? proxy_port : port;
 
-                tcp::resolver::query query(tcp_host, to_string(tcp_port));
+                // Allow client to work on loopback address overriding default asio address_configured flag
+                tcp::resolver::query query(tcp_host, to_string(tcp_port), boost::asio::ip::resolver_query_base::flags());
                 auto client = std::static_pointer_cast<asio_client>(ctx->m_http_client);
                 client->m_resolver.async_resolve(query,
                                                  boost::bind(&asio_context::handle_resolve,

Release/src/http/listener/http_server_asio.cpp

@@ -514,9 +514,12 @@ void hostport_listener::start()
     auto& service = crossplat::threadpool::shared_instance().service();
     tcp::resolver resolver(service);
     // #446: boost resolver does not recognize "+" as a host wildchar
+
+    // Merge release 1.14 change #1145
+    // Allow server to work on loopback address overriding default asio address_configured flag
     tcp::resolver::query query = ( "+" == m_host)?
-          tcp::resolver::query(m_port):
-          tcp::resolver::query(m_host, m_port);
+      tcp::resolver::query(m_port, boost::asio::ip::resolver_query_base::flags()):
+      tcp::resolver::query(m_host, m_port, boost::asio::ip::resolver_query_base::flags());
 
     tcp::endpoint endpoint = *resolver.resolve(query);