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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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,
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.aai.service;
import com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;
import org.eclipse.jetty.util.security.Password;
import org.onap.aai.Profiles;
import org.onap.aai.util.AAIConstants;
import org.springframework.context.annotation.Profile;
import org.springframework.stereotype.Service;
import javax.annotation.PostConstruct;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.Base64;
import java.util.HashMap;
import java.util.Map;
import java.util.stream.Stream;
@Profile(Profiles.ONE_WAY_SSL)
@Service
public class AuthorizationService {
private static final EELFLogger logger = EELFManager.getInstance().getLogger(AuthorizationService.class);
private final Map<String, String> authorizedUsers = new HashMap<>();
private static final Base64.Encoder ENCODER = Base64.getEncoder();
@PostConstruct
public void init(){
String basicAuthFile = getBasicAuthFilePath();
try(Stream<String> stream = Files.lines(Paths.get(basicAuthFile))){
stream.filter(line -> !line.startsWith("#")).forEach(str -> {
byte [] bytes = null;
String usernamePassword = null;
String accessType = null;
try {
String [] userAccessType = str.split(",");
if(userAccessType == null || userAccessType.length != 2){
throw new RuntimeException("Please check the realm.properties file as it is not conforming to the basic auth");
}
usernamePassword = userAccessType[0];
accessType = userAccessType[1];
String[] usernamePasswordArray = usernamePassword.split(":");
if(usernamePasswordArray == null || usernamePasswordArray.length != 3){
throw new RuntimeException("Not a valid entry for the realm.properties entry: " + usernamePassword);
}
String username = usernamePasswordArray[0];
String password = null;
if(str.contains("OBF:")){
password = usernamePasswordArray[1] + ":" + usernamePasswordArray[2];
password = Password.deobfuscate(password);
}
bytes = ENCODER.encode((username + ":" + password).getBytes("UTF-8"));
authorizedUsers.put(new String(bytes), accessType);
} catch (UnsupportedEncodingException e)
{
logger.error("Unable to support the encoding of the file" + basicAuthFile);
}
authorizedUsers.put(new String(ENCODER.encode(bytes)), accessType);
});
} catch (IOException e) {
logger.error("IO Exception occurred during the reading of realm.properties", e);
}
}
public boolean checkIfUserAuthorized(String authorization){
return authorizedUsers.containsKey(authorization) && "admin".equals(authorizedUsers.get(authorization));
}
public String getBasicAuthFilePath(){
return AAIConstants.AAI_HOME_ETC_AUTH + AAIConstants.AAI_FILESEP + "realm.properties";
}
}
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