Add password field for Redis Client (#1838)

* Add password field for Redis Client

* Revert change for constructor and add property for authenticated result

* Correct createObject when no password

* Fix compile problem and add type check before return object

* Remove password property in Redis pool factory

* Remove validate for no password case

* Correct return value for empty password

Redis/include/Poco/Redis/Client.h

@@ -115,6 +115,12 @@ public:
 	void connect(const Net::SocketAddress& addrs, const Timespan& timeout);
 		/// Connects to the given Redis server.
 
+    bool sendAuth(const std::string& password);
+        /// Sends password to Redis server
+
+    bool isAuthenticated();
+        /// Returns true when the client is authenticated
+
 	void disconnect();
 		/// Disconnects from the Redis server.
 
@@ -198,6 +204,7 @@ private:
 	Net::StreamSocket _socket;
 	RedisInputStream* _input;
 	RedisOutputStream* _output;
+    bool _authenticated;
 };
 
 
@@ -231,6 +238,10 @@ inline void Client::setReceiveTimeout(const Timespan& timeout)
 	_socket.setReceiveTimeout(timeout);
 }
 
+inline bool Client::isAuthenticated()
+{
+    return _authenticated;
+}
 
 } } // namespace Poco::Redis
 

Redis/include/Poco/Redis/PoolableConnectionFactory.h

@@ -90,8 +90,11 @@ public:
 	virtual ~PooledConnection()
 	{
 		try
+		{
+            if (_client)
             {
                 _pool.returnObject(_client);
+            }
 		}
 		catch (...)
 		{

Redis/src/Client.cpp

@@ -28,7 +28,8 @@ Client::Client():
 	_address(),
 	_socket(),
 	_input(0),
-	_output(0)
+	_output(0),
+    _authenticated(false)
 {
 }
 
@@ -37,7 +38,8 @@ Client::Client(const std::string& hostAndPort):
 	_address(hostAndPort),
 	_socket(),
 	_input(0),
-	_output(0)
+	_output(0),
+    _authenticated(false)
 {
 	connect();
 }
@@ -47,7 +49,8 @@ Client::Client(const std::string& host, int port):
 	_address(host, port),
 	_socket(),
 	_input(0),
-	_output(0)
+	_output(0),
+    _authenticated(false)
 {
 	connect();
 }
@@ -57,7 +60,8 @@ Client::Client(const Net::SocketAddress& addrs):
 	_address(addrs),
 	_socket(),
 	_input(0),
-	_output(0)
+	_output(0),
+    _authenticated(false)
 {
 	connect();
 }
@@ -67,6 +71,7 @@ Client::~Client()
 {
 	delete _input;
 	delete _output;
+    _socket.close();
 }
 
 
@@ -134,6 +139,26 @@ void Client::connect(const Net::SocketAddress& addrs, const Timespan& timeout)
 }
 
 
+bool Client::sendAuth(const std::string& password)
+{
+    Array cmd;
+    cmd << "AUTH" << password;
+
+    bool ret = true;
+    std::string response;
+
+    try {
+        response = execute<std::string>(cmd);
+    } catch (...) {
+        ret = false;
+    }
+
+    _authenticated = (ret && (response == "OK"));
+
+    return _authenticated;
+}
+
+
 void Client::disconnect()
 {
 	delete _input;