GUACAMOLE-769: Polish the RADIUS challenge box.

This commit is contained in:
Virtually Nick
2019-08-09 21:59:34 -04:00
parent 02ef3ae2d8
commit 85a7fa3b46
6 changed files with 104 additions and 45 deletions

View File

@@ -25,6 +25,7 @@ import com.google.inject.Provider;
import java.util.Arrays;
import javax.servlet.http.HttpServletRequest;
import org.apache.guacamole.auth.radius.user.AuthenticatedUser;
import org.apache.guacamole.auth.radius.form.GuacamoleRadiusChallenge;
import org.apache.guacamole.auth.radius.form.RadiusChallengeResponseField;
import org.apache.guacamole.auth.radius.form.RadiusStateField;
import org.apache.guacamole.GuacamoleException;
@@ -67,18 +68,20 @@ public class AuthenticationProviderService {
private Provider<AuthenticatedUser> authenticatedUserProvider;
/**
* Returns the expected credentials from a RADIUS challenge.
* Returns an object containing the challenge message and the expected
* credentials from a RADIUS challenge.
*
* @param challengePacket
* The AccessChallenge RadiusPacket received from the RADIUS
* server.
*
* @return
* A CredentialsInfo object that represents fields that need to
* be presented to the user in order to complete authentication.
* One of these must be the RADIUS state.
* A GuacamoleRadiusChallenge object that contains the challenge message
* sent by the RADIUS server and the expected credentials that should
* be requested of the user in order to continue authentication. One
* of the expected credentials *must* be the RADIUS state.
*/
private CredentialsInfo getRadiusChallenge(RadiusPacket challengePacket) {
private GuacamoleRadiusChallenge getRadiusChallenge(RadiusPacket challengePacket) {
// Try to get the state attribute - if it's not there, we have a problem
RadiusAttribute stateAttr = challengePacket.findAttribute(Attr_State.TYPE);
@@ -97,13 +100,17 @@ public class AuthenticationProviderService {
}
// We have the required attributes - convert to strings and then generate the additional login box/field
String replyMsg = replyAttr.toString();
logger.debug("Received challenge: {}", replyAttr.toString());
String replyMsg = replyAttr.toString().split(" = ", 2)[1];
String radiusState = BaseEncoding.base16().encode(stateAttr.getValue().getBytes());
Field radiusResponseField = new RadiusChallengeResponseField(replyMsg);
Field radiusStateField = new RadiusStateField(radiusState);
// Return the CredentialsInfo object that has the state and the expected response.
return new CredentialsInfo(Arrays.asList(radiusResponseField,radiusStateField));
// Return the GuacamoleRadiusChallenge object that has the state
// and the expected response.
return new GuacamoleRadiusChallenge(replyMsg,
new CredentialsInfo(Arrays.asList(radiusResponseField,
radiusStateField)));
}
/**
@@ -200,12 +207,14 @@ public class AuthenticationProviderService {
// Received AccessChallenge packet, more credentials required to complete authentication
else if (radPack instanceof AccessChallenge) {
CredentialsInfo expectedCredentials = getRadiusChallenge(radPack);
GuacamoleRadiusChallenge challenge = getRadiusChallenge(radPack);
if (expectedCredentials == null)
if (challenge == null)
throw new GuacamoleInvalidCredentialsException("Authentication error.", CredentialsInfo.USERNAME_PASSWORD);
throw new GuacamoleInsufficientCredentialsException("LOGIN.INFO_RADIUS_ADDL_REQUIRED", expectedCredentials);
throw new GuacamoleInsufficientCredentialsException(
challenge.getChallengeText(),
challenge.getExpectedCredentials());
}
// Something unanticipated happened, so panic and go back to login.

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@@ -0,0 +1,77 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.guacamole.auth.radius.form;
import org.apache.guacamole.net.auth.credentials.CredentialsInfo;
/**
* A class for storing the RADIUS challenge message and expected credentials
* in a single object.
*/
public class GuacamoleRadiusChallenge {
/**
* The challenge text sent by the RADIUS server.
*/
private final String challengeText;
/**
* The expected credentials that need to be provided to satisfy the
* RADIUS authentication challenge.
*/
private final CredentialsInfo expectedCredentials;
/**
* Create a new GuacamoleRadiusChallenge object with the provided
* challenge message and expected credentials.
*
* @param challengeText
* The challenge message sent by the RADIUS server.
*
* @param expectedCredentials
* The credentials required to complete the challenge.
*/
public GuacamoleRadiusChallenge(String challengeText,
CredentialsInfo expectedCredentials) {
this.challengeText = challengeText;
this.expectedCredentials = expectedCredentials;
}
/**
* Return the challenge message provided by the RADIUS server.
*
* @return
* The challenge message provided by the RADIUS server.
*/
public String getChallengeText() {
return challengeText;
}
/**
* Return the credentials required to satisfy the RADIUS challenge.
*
* @return
* The credentials required to satisfy the RADIUS challenge.
*/
public CredentialsInfo getExpectedCredentials() {
return expectedCredentials;
}
}

View File

@@ -26,7 +26,6 @@ angular.module('guacRadius').config(['formServiceProvider',
// Define field for the challenge from the RADIUS service
formServiceProvider.registerFieldType('GUAC_RADIUS_CHALLENGE_RESPONSE', {
module : 'guacRadius',
controller : 'radiusResponseController',
templateUrl : 'app/ext/radius/templates/radiusResponseField.html'
});

View File

@@ -1,30 +0,0 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
/**
* Controller for the "GUAC_RADIUS_CHALLENGE_RESPONSE" field which
* passes the RADIUS server challenge to the user and takes the response.
*/
angular.module('guacRadius').controller('radiusResponseController', ['$scope', '$injector',
function radiusResponseController($scope, $injector) {
// Populate the reply message field
$scope.radiusPlaceholder = $scope.field.challenge;
}]);

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@@ -1 +1,6 @@
<input type="password" ng-model="model" ng-trim="false" autocorrect="off" autocapitalize="off" placeholder="{{radiusPlaceholder}}" />
<input
type="password"
ng-model="model"
ng-trim="false"
autocorrect="off"
autocapitalize="off" />

View File

@@ -6,8 +6,7 @@
"LOGIN" : {
"FIELD_HEADER_GUAC_RADIUS_CHALLENGE_RESPONSE" : "",
"FIELD_HEADER_GUAC_RADIUS_STATE" : "",
"INFO_RADIUS_ADDL_REQUIRED" : "Please supply additional credentials"
"FIELD_HEADER_GUAC_RADIUS_STATE" : ""
}
}