org.wildfly.security.http.oidc.BasicAuthRequestAuthenticator Maven / Gradle / Ivy
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* as indicated by the @author tags.
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* Licensed 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,
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* See the License for the specific language governing permissions and
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package org.wildfly.security.http.oidc;
import static java.nio.charset.StandardCharsets.UTF_8;
import static org.wildfly.common.array.Arrays2.indexOf;
import static org.wildfly.security.http.HttpConstants.NO_TOKEN;
import static org.wildfly.security.http.oidc.ElytronMessages.log;
import java.nio.ByteBuffer;
import java.nio.CharBuffer;
import java.util.List;
import org.wildfly.common.iteration.ByteIterator;
import org.wildfly.security.http.HttpConstants;
/**
* @author Bill Burke
* @author Farah Juma
*/
class BasicAuthRequestAuthenticator extends BearerTokenRequestAuthenticator {
private static final String CHALLENGE_PREFIX = "Basic ";
public BasicAuthRequestAuthenticator(OidcHttpFacade facade, OidcClientConfiguration oidcClientConfiguration) {
super(facade, oidcClientConfiguration);
}
public Oidc.AuthOutcome authenticate() {
List authorizationValues = facade.getRequest().getHeaders(HttpConstants.AUTHORIZATION);
if (authorizationValues == null || authorizationValues.isEmpty()) {
challenge = challengeResponse(AuthenticationError.Reason.NO_AUTHORIZATION_HEADER, null, null);
return Oidc.AuthOutcome.NOT_ATTEMPTED;
}
String basicValue = null;
for (String authorizationValue : authorizationValues) {
if (authorizationValue.regionMatches(true, 0, CHALLENGE_PREFIX, 0, CHALLENGE_PREFIX.length())) {
basicValue = authorizationValue.substring(CHALLENGE_PREFIX.length());
break;
}
}
if (basicValue == null) {
challenge = challengeResponse(AuthenticationError.Reason.INVALID_TOKEN, null, null);
return Oidc.AuthOutcome.NOT_ATTEMPTED;
}
byte[] decodedValue = ByteIterator.ofBytes(basicValue.getBytes(UTF_8)).asUtf8String().base64Decode().drain();
int colonPos = indexOf(decodedValue, ':');
if (colonPos <= 0) {
log.debug("Failed to obtain token");
challenge = challengeResponse(AuthenticationError.Reason.INVALID_TOKEN, NO_TOKEN, null);
return Oidc.AuthOutcome.FAILED;
}
ByteBuffer usernameBytes = ByteBuffer.wrap(decodedValue, 0, colonPos);
ByteBuffer passwordBytes = ByteBuffer.wrap(decodedValue, colonPos + 1, decodedValue.length - colonPos - 1);
CharBuffer usernameChars = UTF_8.decode(usernameBytes);
CharBuffer passwordChars = UTF_8.decode(passwordBytes);
AccessAndIDTokenResponse tokenResponse;
try {
String username = usernameChars.toString();
String password = passwordChars.toString();
tokenResponse = ServerRequest.getBearerToken(oidcClientConfiguration, username, password);
} catch (Exception e) {
log.debug("Failed to obtain token");
challenge = challengeResponse(AuthenticationError.Reason.INVALID_TOKEN, NO_TOKEN, e.getMessage());
return Oidc.AuthOutcome.FAILED;
}
tokenString = tokenResponse.getAccessToken();
return verifyToken(tokenString);
}
}