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Ticket #362: Improved error handling a bit, and added a DELETE function for connections.

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This commit is contained in:
James Muehlner
2013-09-19 19:52:40 -07:00
parent 614e6395fb
commit c4ad38e74a
1 changed files with 48 additions and 7 deletions
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55
guacamole/src/main/java/org/glyptodon/guacamole/net/basic/rest/connection/ConnectionRESTService.java
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@@ -21,14 +21,13 @@ package org.glyptodon.guacamole.net.basic.rest.connection;
import com.google.inject.Inject;
import java.util.ArrayList;
import java.util.List;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import org.glyptodon.guacamole.GuacamoleException;
import org.glyptodon.guacamole.GuacamoleSecurityException;
@@ -36,9 +35,10 @@ import org.glyptodon.guacamole.net.auth.Connection;
import org.glyptodon.guacamole.net.auth.ConnectionGroup;
import org.glyptodon.guacamole.net.auth.Directory;
import org.glyptodon.guacamole.net.auth.UserContext;
import org.glyptodon.guacamole.net.basic.rest.APIError;
import org.glyptodon.guacamole.net.basic.rest.HTTPException;
import org.glyptodon.guacamole.net.basic.rest.auth.AuthenticationService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* A REST Service for handling connection CRUD operations.
@@ -48,6 +48,11 @@ import org.glyptodon.guacamole.net.basic.rest.auth.AuthenticationService;
@Path("/api/connection")
@Produces(MediaType.APPLICATION_JSON)
public class ConnectionRESTService {
/**
* Logger for this class.
*/
private static final Logger logger = LoggerFactory.getLogger(ConnectionRESTService.class);
/**
* A service for authenticating users from auth tokens.
@@ -105,8 +110,9 @@ public class ConnectionRESTService {
} catch(GuacamoleSecurityException e) {
throw new HTTPException(Status.UNAUTHORIZED, "Permission Denied.");
} catch(GuacamoleException e) {
logger.error("Unexpected GuacamoleException caught while listing connections.", e);
throw new HTTPException(Status.INTERNAL_SERVER_ERROR,
"Unexpected server error.");
"Unexpected server error. " + e.getMessage());
}
}
@@ -115,7 +121,7 @@ public class ConnectionRESTService {
*
* @param authToken The authentication token that is used to authenticate
* the user performing the operation.
* @param connectionID The ID of the APIConnection..
* @param connectionID The ID of the Connection..
* @return The connection.
*/
@GET
@@ -140,8 +146,43 @@ public class ConnectionRESTService {
} catch(GuacamoleSecurityException e) {
throw new HTTPException(Status.UNAUTHORIZED, "Permission Denied.");
} catch(GuacamoleException e) {
throw new HTTPException(Status.INTERNAL_SERVER_ERROR,
"Unexpected server error.");
logger.error("Unexpected GuacamoleException caught while getting a connection.", e);
throw new HTTPException(Status.INTERNAL_SERVER_ERROR,
"Unexpected server error. " + e.getMessage());
}
}
/**
* Deletes an individual connection.
*
* @param authToken The authentication token that is used to authenticate
* the user performing the operation.
* @param connectionID The ID of the Connection.
*/
@DELETE
@Path("/{connectionID}")
public void deleteConnection(@QueryParam("token") String authToken, @PathParam("connectionID") String connectionID) {
UserContext userContext = authenticationService.getUserContextFromAuthToken(authToken);
try {
// Get the connection directory
ConnectionGroup rootGroup = userContext.getRootConnectionGroup();
Directory<String, Connection> connectionDirectory =
rootGroup.getConnectionDirectory();
// Make sure the connection is there before trying to delete
if(connectionDirectory.get(connectionID) == null)
throw new HTTPException(Status.BAD_REQUEST,
"No Connection found with the provided ID.");
// Delete the connection
connectionDirectory.remove(connectionID);
} catch(GuacamoleSecurityException e) {
throw new HTTPException(Status.UNAUTHORIZED, "Permission Denied.");
} catch(GuacamoleException e) {
logger.error("Unexpected GuacamoleException caught while deleting a connection.", e);
throw new HTTPException(Status.INTERNAL_SERVER_ERROR,
"Unexpected server error. " + e.getMessage());
}
}