enh(MongoDB): Updates to use SSL socket factory.

MongoDB/include/Poco/MongoDB/ReplicaSet.h

@@ -90,9 +90,21 @@ public:
 
 		unsigned int connectTimeoutSeconds{10};
 			/// Connection timeout in seconds (default: 10)
+			///
+			/// NOTE: This value is currently unused by ReplicaSet itself. It is intended
+			/// for use by custom SocketFactory implementations. Custom factories can
+			/// access this value via ReplicaSet::configuration() and use it when creating
+			/// sockets. Use ReplicaSet::setSocketFactory() to set a custom factory that
+			/// utilizes this timeout value.
 
 		unsigned int socketTimeoutSeconds{30};
 			/// Socket send/receive timeout in seconds (default: 30)
+			///
+			/// NOTE: This value is currently unused by ReplicaSet itself. It is intended
+			/// for use by custom SocketFactory implementations. Custom factories can
+			/// access this value via ReplicaSet::configuration() and use it when creating
+			/// sockets. Use ReplicaSet::setSocketFactory() to set a custom factory that
+			/// utilizes this timeout value.
 
 		unsigned int heartbeatFrequencySeconds{10};
 			/// Topology monitoring interval in seconds (default: 10)
@@ -107,7 +119,9 @@ public:
 			/// Enable background topology monitoring (default: true)
 
 		Connection::SocketFactory* socketFactory{nullptr};
-			/// Optional socket factory for SSL/TLS connections
+			/// Optional socket factory for SSL/TLS connections.
+			/// Can be set via config or later using setSocketFactory().
+			/// Custom factories can access timeout config via ReplicaSet::configuration().
 
 		Logger::Ptr logger;
 			/// Optional logger to write important information about replica set activity
@@ -174,6 +188,14 @@ public:
 	void setLogger(Logger::Ptr logger);
 		/// Sets the logger to log important replica set activity.
 
+	void setSocketFactory(Connection::SocketFactory* factory);
+		/// Sets the socket factory for creating connections.
+		/// The factory can access timeout configuration via configuration().connectTimeoutSeconds
+		/// and configuration().socketTimeoutSeconds.
+		///
+		/// Example:
+		///   rs.setSocketFactory(&myCustomFactory);
+
 	void setReadPreference(const ReadPreference& pref);
 		/// Sets the default read preference.
 

MongoDB/src/ReplicaSet.cpp

@@ -196,6 +196,13 @@ void ReplicaSet::setLogger(Logger::Ptr logger)
 }
 
 
+void ReplicaSet::setSocketFactory(Connection::SocketFactory* factory)
+{
+	std::lock_guard<std::mutex> lock(_mutex);
+	_config.socketFactory = factory;
+}
+
+
 void ReplicaSet::setReadPreference(const ReadPreference& pref)
 {
 	std::lock_guard<std::mutex> lock(_mutex);
@@ -290,7 +297,9 @@ Connection::Ptr ReplicaSet::createConnection(const Net::SocketAddress& address)
 		if (_config.socketFactory != nullptr)
 		{
 			// Use custom socket factory (e.g., for SSL/TLS)
-			// Note: Socket timeouts should be configured in the SocketFactory
+			// Custom factories can be set via Config or using setSocketFactory().
+			// They can access timeout values via configuration().connectTimeoutSeconds
+			// and configuration().socketTimeoutSeconds to properly configure sockets.
 			conn->connect(address.toString(), *_config.socketFactory);
 		}
 		else
@@ -298,8 +307,8 @@ Connection::Ptr ReplicaSet::createConnection(const Net::SocketAddress& address)
 			conn->connect(address);
 		}
 
-		// Note: Socket timeouts are configured via URI or during socket creation
+		// Note: Connection class doesn't expose socket() accessor, so socket timeouts
-		// Connection class doesn't expose socket() accessor
+		// must be configured during socket creation via custom SocketFactory.
 
 		return conn;
 	}
@@ -324,6 +333,8 @@ void ReplicaSet::updateTopologyFromHello(const Net::SocketAddress& address) noex
 
 		if (_config.socketFactory != nullptr)
 		{
+			// Custom factories can be set via Config or using setSocketFactory().
+			// They can access timeout values via configuration() to configure sockets.
 			conn->connect(address.toString(), *_config.socketFactory);
 		}
 		else
@@ -331,8 +342,8 @@ void ReplicaSet::updateTopologyFromHello(const Net::SocketAddress& address) noex
 			conn->connect(address);
 		}
 
-		// Note: Socket timeouts are configured via URI or during socket creation
+		// Note: Connection class doesn't expose socket() accessor, so socket timeouts
-		// Connection class doesn't expose socket() accessor
+		// must be configured during socket creation via custom SocketFactory.
 
 		// Send hello command
 		OpMsgMessage request("admin", "");