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Add logging for exceptions within websocket tunnel servlets.

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This commit is contained in:
Michael Jumper
2013-10-16 10:02:34 -07:00
parent 2db11ea489
commit 8481254273
2 changed files with 17 additions and 9 deletions
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18
guacamole/src/main/java/org/glyptodon/guacamole/net/basic/websocket/jetty/GuacamoleWebSocketTunnelServlet.java
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@@ -27,6 +27,8 @@ import org.glyptodon.guacamole.net.GuacamoleTunnel;
import org.eclipse.jetty.websocket.WebSocket;
import org.eclipse.jetty.websocket.WebSocket.Connection;
import org.eclipse.jetty.websocket.WebSocketServlet;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* A WebSocketServlet partial re-implementation of GuacamoleTunnelServlet.
@@ -35,6 +37,11 @@ import org.eclipse.jetty.websocket.WebSocketServlet;
*/
public abstract class GuacamoleWebSocketTunnelServlet extends WebSocketServlet {
/**
* Logger for this class.
*/
private static Logger logger = LoggerFactory.getLogger(GuacamoleWebSocketTunnelServlet.class);
/**
* The default, minimum buffer size for instructions.
*/
@@ -50,7 +57,8 @@ public abstract class GuacamoleWebSocketTunnelServlet extends WebSocketServlet {
tunnel = doConnect(request);
}
catch (GuacamoleException e) {
return null; // FIXME: Can throw exception?
logger.error("Error connecting WebSocket tunnel.", e);
return null;
}
// Return new WebSocket which communicates through tunnel
@@ -65,7 +73,7 @@ public abstract class GuacamoleWebSocketTunnelServlet extends WebSocketServlet {
writer.write(string.toCharArray());
}
catch (GuacamoleException e) {
// FIXME: Handle exception
logger.debug("Tunnel write failed.", e);
}
tunnel.releaseWriter();
@@ -98,10 +106,10 @@ public abstract class GuacamoleWebSocketTunnelServlet extends WebSocketServlet {
}
}
catch (IOException e) {
// FIXME: Handle exception
logger.debug("Tunnel read failed due to I/O error.", e);
}
catch (GuacamoleException e) {
// FIXME: Handle exception
logger.debug("Tunnel read failed.", e);
}
}
@@ -118,7 +126,7 @@ public abstract class GuacamoleWebSocketTunnelServlet extends WebSocketServlet {
tunnel.close();
}
catch (GuacamoleException e) {
// FIXME: Handle exception
logger.debug("Unable to close WebSocket tunnel.", e);
}
}

8
guacamole/src/main/java/org/glyptodon/guacamole/net/basic/websocket/tomcat/GuacamoleWebSocketTunnelServlet.java
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@@ -83,7 +83,7 @@ public abstract class GuacamoleWebSocketTunnelServlet extends WebSocketServlet {
}
catch (GuacamoleException e) {
// FIXME: Handle exception
logger.debug("Tunnel write failed.", e);
}
tunnel.releaseWriter();
@@ -127,10 +127,10 @@ public abstract class GuacamoleWebSocketTunnelServlet extends WebSocketServlet {
}
}
catch (IOException e) {
// FIXME: Handle exception
logger.debug("Tunnel read failed due to I/O error.", e);
}
catch (GuacamoleException e) {
// FIXME: Handle exception
logger.debug("Tunnel read failed.", e);
}
}
@@ -147,7 +147,7 @@ public abstract class GuacamoleWebSocketTunnelServlet extends WebSocketServlet {
tunnel.close();
}
catch (GuacamoleException e) {
// FIXME: Handle exception
logger.debug("Unable to close WebSocket tunnel.", e);
}
}