Ensure socketTimeout is < loginTimeout before connected (#2280)

Author: lilgreenbird

src/main/java/com/microsoft/sqlserver/jdbc/IOBuffer.java

@@ -726,8 +726,13 @@ final InetSocketAddress open(String host, int port, int timeoutMillis, boolean u
             tcpSocket.setKeepAlive(true);
             setSocketOptions(tcpSocket, this);
 
-            // set SO_TIMEOUT
             int socketTimeout = con.getSocketTimeoutMilliseconds();
+
+            // socket timeout should be bounded by loginTimeout before connected
+            if (!con.isConnected()) {
+                socketTimeout = Math.min(con.timerRemaining(con.timerExpire), socketTimeout);
+            }
+
             tcpSocket.setSoTimeout(socketTimeout);
 
             inputStream = tcpInputStream = new ProxyInputStream(tcpSocket.getInputStream());

src/main/java/com/microsoft/sqlserver/jdbc/SQLServerConnection.java

@@ -1745,7 +1745,7 @@ final int getRetryCount() {
         return connectRetryCount;
     }
 
-    final boolean attachConnId() {
+    final boolean isConnected() {
         return state.equals(State.CONNECTED);
     }
 

src/main/java/com/microsoft/sqlserver/jdbc/SQLServerException.java

@@ -393,7 +393,7 @@ static String generateStateCode(SQLServerConnection con, int errNum, Integer dat
      *         original error string.
      */
     static String checkAndAppendClientConnId(String errMsg, SQLServerConnection conn) {
-        if (null != conn && conn.attachConnId()) {
+        if (null != conn && conn.isConnected()) {
             UUID clientConnId = conn.getClientConIdInternal();
             assert null != clientConnId;
             StringBuilder sb = new StringBuilder(errMsg);