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MyAuthPlugin.java
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MyAuthPlugin.java
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/**
* Copyright (c) 2002-2017 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* 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.
*/
package org.neo4j.example.auth.plugin;
import com.neo4j.server.security.enterprise.auth.plugin.api.AuthProviderOperations;
import com.neo4j.server.security.enterprise.auth.plugin.api.AuthToken;
import com.neo4j.server.security.enterprise.auth.plugin.api.AuthenticationException;
import com.neo4j.server.security.enterprise.auth.plugin.api.PredefinedRoles;
import com.neo4j.server.security.enterprise.auth.plugin.spi.AuthInfo;
import com.neo4j.server.security.enterprise.auth.plugin.spi.AuthPlugin;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Path;
import java.util.Arrays;
import java.util.Collections;
import java.util.Properties;
public class MyAuthPlugin extends AuthPlugin.Adapter {
private AuthProviderOperations api;
@Override
public AuthInfo authenticateAndAuthorize(AuthToken authToken) throws AuthenticationException {
String username = authToken.principal();
char[] password = authToken.credentials();
api.log().info("Log in attempted for user '" + username + "'.");
if (username != null && password != null) {
if (username.equals("moraeus") && Arrays.equals(password, "suearom".toCharArray())) {
api.log().info("Successful log in. Welcome Kalle Moraeus! You are granted admin permissions.");
return AuthInfo.of("moraeus", Collections.singleton(PredefinedRoles.ADMIN));
} else if (username.equals("neo4j") && Arrays.equals(password, "neo4j".toCharArray())) {
api.log().info("Successful log in. You are granted reader permissions.");
return AuthInfo.of("neo4j", Collections.singleton(PredefinedRoles.READER));
}
}
return null;
}
@Override
public void initialize(AuthProviderOperations authProviderOperations) {
api = authProviderOperations;
api.log().info("initialized!");
loadConfig();
}
private void loadConfig() {
Path configFile = resolveConfigFilePath();
Properties properties = loadProperties(configFile);
String myProperty = properties.getProperty("my.auth.property");
api.log().info("my.auth.property=" + myProperty);
}
private Path resolveConfigFilePath() {
return api.neo4jHome().resolve("conf/MyAuthPlugin.conf");
}
private Properties loadProperties(Path configFile) {
Properties properties = new Properties();
try {
InputStream inputStream = new FileInputStream(configFile.toFile());
properties.load(inputStream);
} catch (IOException e) {
api.log().error("Failed to load config file '" + configFile.toString() + "'.");
}
return properties;
}
}