GUAC-558: Send status along WebSocket when end-of-stream is received.

This commit is contained in:
Michael Jumper
2014-03-21 11:06:31 -07:00
parent ec614c2f83
commit 1289c16869
2 changed files with 12 additions and 15 deletions

View File

@@ -54,14 +54,13 @@ public abstract class GuacamoleWebSocketTunnelServlet extends WebSocketServlet {
private static final int BUFFER_SIZE = 8192;
/**
* Sends an error on the given WebSocket connection and closes the
* connection. The error sent is determined from using the information
* within the given GuacamoleStatus.
* Sends the given status on the given WebSocket connection and closes the
* connection.
*
* @param connection The WebSocket connection to close.
* @param guac_status The status to send.
*/
public static void sendError(Connection connection,
public static void closeConnection(Connection connection,
GuacamoleStatus guac_status) {
connection.close(guac_status.getWebSocketCode(),
@@ -132,7 +131,7 @@ public abstract class GuacamoleWebSocketTunnelServlet extends WebSocketServlet {
}
// No more data
connection.close(1001, null); // Shutdown
closeConnection(connection, GuacamoleStatus.SUCCESS);
}
@@ -141,11 +140,11 @@ public abstract class GuacamoleWebSocketTunnelServlet extends WebSocketServlet {
// each error appropriately.
catch (GuacamoleClientException e) {
logger.warn("Client request rejected: {}", e.getMessage());
sendError(connection, e.getStatus());
closeConnection(connection, e.getStatus());
}
catch (GuacamoleException e) {
logger.error("Internal server error.", e);
sendError(connection, e.getStatus());
closeConnection(connection, e.getStatus());
}
}

View File

@@ -28,7 +28,6 @@ import java.io.Reader;
import java.nio.ByteBuffer;
import java.nio.CharBuffer;
import javax.servlet.http.HttpServletRequest;
import org.apache.catalina.websocket.Constants;
import org.glyptodon.guacamole.GuacamoleException;
import org.glyptodon.guacamole.io.GuacamoleReader;
import org.glyptodon.guacamole.io.GuacamoleWriter;
@@ -59,16 +58,15 @@ public abstract class GuacamoleWebSocketTunnelServlet extends WebSocketServlet {
private final Logger logger = LoggerFactory.getLogger(GuacamoleWebSocketTunnelServlet.class);
/**
* Sends an error on the given WebSocket connection and closes the
* connection. The error sent is determined from using the information
* within the given GuacamoleStatus.
* Sends the given status on the given WebSocket connection and closes the
* connection.
*
* @param outbound The outbound WebSocket connection to close.
* @param guac_status The status to send.
* @throws IOException If an error prevents proper closure of the WebSocket
* connection.
*/
public static void sendError(WsOutbound outbound,
public static void closeConnection(WsOutbound outbound,
GuacamoleStatus guac_status) throws IOException {
byte[] message = Integer.toString(guac_status.getGuacamoleStatusCode()).getBytes("UTF-8");
@@ -146,7 +144,7 @@ public abstract class GuacamoleWebSocketTunnelServlet extends WebSocketServlet {
}
// No more data
outbound.close(Constants.STATUS_SHUTDOWN, null);
closeConnection(outbound, GuacamoleStatus.SUCCESS);
}
@@ -155,11 +153,11 @@ public abstract class GuacamoleWebSocketTunnelServlet extends WebSocketServlet {
// each error appropriately.
catch (GuacamoleClientException e) {
logger.warn("Client request rejected: {}", e.getMessage());
sendError(outbound, e.getStatus());
closeConnection(outbound, e.getStatus());
}
catch (GuacamoleException e) {
logger.error("Internal server error.", e);
sendError(outbound, e.getStatus());
closeConnection(outbound, e.getStatus());
}
}