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AuthenticationService.java
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/
AuthenticationService.java
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/*
* Copyright (C) 2014 Glyptodon LLC
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.glyptodon.guacamole.net.basic.rest.auth;
import com.google.inject.Inject;
import java.util.List;
import org.glyptodon.guacamole.GuacamoleException;
import org.glyptodon.guacamole.GuacamoleUnauthorizedException;
import org.glyptodon.guacamole.net.auth.UserContext;
import org.glyptodon.guacamole.net.basic.GuacamoleSession;
/**
* A service for performing authentication checks in REST endpoints.
*
* @author James Muehlner
*/
public class AuthenticationService {
/**
* The map of auth tokens to sessions for the REST endpoints.
*/
@Inject
private TokenSessionMap tokenSessionMap;
/**
* Finds the Guacamole session for a given auth token, if the auth token
* represents a currently logged in user. Throws an unauthorized error
* otherwise.
*
* @param authToken The auth token to check against the map of logged in users.
* @return The session that corresponds to the provided auth token.
* @throws GuacamoleException If the auth token does not correspond to any
* logged in user.
*/
public GuacamoleSession getGuacamoleSession(String authToken)
throws GuacamoleException {
// Try to get the session from the map of logged in users.
GuacamoleSession session = tokenSessionMap.get(authToken);
// Authentication failed.
if (session == null)
throw new GuacamoleUnauthorizedException("Permission Denied.");
return session;
}
/**
* Finds the UserContext for a given auth token, if the auth token represents
* a currently logged in user. Throws an unauthorized error otherwise.
*
* @param authToken The auth token to check against the map of logged in users.
* @return The user context that corresponds to the provided auth token.
* @throws GuacamoleException If the auth token does not correspond to any
* logged in user.
*/
public UserContext getUserContext(String authToken) throws GuacamoleException {
return getGuacamoleSession(authToken).getUserContext();
}
/**
* Returns all UserContexts associated with a given auth token, if the auth
* token represents a currently logged in user. Throws an unauthorized
* error otherwise.
*
* @param authToken
* The auth token to check against the map of logged in users.
*
* @return
* A List of all UserContexts associated with the provided auth token.
*
* @throws GuacamoleException
* If the auth token does not correspond to any logged in user.
*/
public List<UserContext> getUserContexts(String authToken)
throws GuacamoleException {
return getGuacamoleSession(authToken).getUserContexts();
}
}