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GUACAMOLE-504: Implement overloaded closeConnection() method.

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This commit is contained in:
Nick Couchman
2018-02-10 19:50:08 -05:00
parent bb1670a808
commit 4e0e852ad3
4 changed files with 131 additions and 56 deletions
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51
guacamole-common/src/main/java/org/apache/guacamole/websocket/GuacamoleWebSocketTunnelEndpoint.java
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@@ -66,12 +66,17 @@ public abstract class GuacamoleWebSocketTunnelEndpoint extends Endpoint {
private GuacamoleTunnel tunnel;
/**
* Sends the given status on the given WebSocket connection and closes the
* connection.
* Sends the numeric Guacaomle Status Code and Web Socket
* code and closes the connection.
*
* @param session The outbound WebSocket connection to close.
* @param guac_status The status to send.
* @param webSocketCode The numeric WebSocket status to send.
* @param session
* The outbound WebSocket connection to close.
*
* @param guacamoleStatusCode
* The numeric Guacamole status to send.
*
* @param webSocketCode
* The numeric WebSocket status to send.
*/
private void closeConnection(Session session, int guacamoleStatusCode,
int webSocketCode) {
@@ -87,6 +92,21 @@ public abstract class GuacamoleWebSocketTunnelEndpoint extends Endpoint {
}
/**
* Sends the given Guacaomle Status and closes the given
* connection.
*
* @param session
* The outbound WebSocket connection to close.
*
* @param guac_status
* The status to use for the connection.
*/
private void closeConnection(Session session, GuacamoleStatus guac_status) {
closeConnection(session, guac_status.getGuacamoleStatusCode(),
guac_status.getWebSocketCode());
}
/**
* Returns a new tunnel for the given session. How this tunnel is created
* or retrieved is implementation-dependent.
@@ -111,8 +131,7 @@ public abstract class GuacamoleWebSocketTunnelEndpoint extends Endpoint {
// Get tunnel
tunnel = createTunnel(session, config);
if (tunnel == null) {
closeConnection(session, GuacamoleStatus.RESOURCE_NOT_FOUND.getGuacamoleStatusCode(),
GuacamoleStatus.RESOURCE_NOT_FOUND.getWebSocketCode());
closeConnection(session, GuacamoleStatus.RESOURCE_NOT_FOUND);
return;
}
@@ -120,7 +139,8 @@ public abstract class GuacamoleWebSocketTunnelEndpoint extends Endpoint {
catch (GuacamoleException e) {
logger.error("Creation of WebSocket tunnel to guacd failed: {}", e.getMessage());
logger.debug("Error connecting WebSocket tunnel.", e);
closeConnection(session, e.getStatus().getGuacamoleStatusCode(), e.getWebSocketCode());
closeConnection(session, e.getStatus().getGuacamoleStatusCode(),
e.getWebSocketCode());
return;
}
@@ -174,8 +194,7 @@ public abstract class GuacamoleWebSocketTunnelEndpoint extends Endpoint {
}
// No more data
closeConnection(session, GuacamoleStatus.SUCCESS.getGuacamoleStatusCode(),
GuacamoleStatus.SUCCESS.getWebSocketCode());
closeConnection(session, GuacamoleStatus.SUCCESS);
}
@@ -185,24 +204,24 @@ public abstract class GuacamoleWebSocketTunnelEndpoint extends Endpoint {
catch (GuacamoleClientException e) {
logger.info("WebSocket connection terminated: {}", e.getMessage());
logger.debug("WebSocket connection terminated due to client error.", e);
closeConnection(session, e.getStatus().getGuacamoleStatusCode(), e.getWebSocketCode());
closeConnection(session, e.getStatus().getGuacamoleStatusCode(),
e.getWebSocketCode());
}
catch (GuacamoleConnectionClosedException e) {
logger.debug("Connection to guacd closed.", e);
closeConnection(session, GuacamoleStatus.SUCCESS.getGuacamoleStatusCode(),
GuacamoleStatus.SUCCESS.getWebSocketCode());
closeConnection(session, GuacamoleStatus.SUCCESS);
}
catch (GuacamoleException e) {
logger.error("Connection to guacd terminated abnormally: {}", e.getMessage());
logger.debug("Internal error during connection to guacd.", e);
closeConnection(session, e.getStatus().getGuacamoleStatusCode(), e.getWebSocketCode());
closeConnection(session, e.getStatus().getGuacamoleStatusCode(),
e.getWebSocketCode());
}
}
catch (IOException e) {
logger.debug("I/O error prevents further reads.", e);
closeConnection(session, GuacamoleStatus.SERVER_ERROR.getGuacamoleStatusCode(),
GuacamoleStatus.SERVER_ERROR.getWebSocketCode());
closeConnection(session, GuacamoleStatus.SERVER_ERROR);
}
}