org.jacpfx.vxms.k8s.util.TokenUtil Maven / Gradle / Ivy
/*
* Copyright [2018] [Andy Moncsek]
*
* 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.jacpfx.vxms.k8s.util;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Utility class to get default account token in a container
* @author Andy Moncsek
*/
public class TokenUtil {
private static final String IO_SERVICEACCOUNT_TOKEN = "/var/run/secrets/kubernetes.io/serviceaccount/token";
private static Logger log = Logger.getLogger(TokenUtil.class.getName());
public static String getAccountToken() {
try {
final Path path = Paths.get(IO_SERVICEACCOUNT_TOKEN);
if (!path.toFile().exists()) {
log.log(Level.WARNING, "no token found");
return null;
}
return new String(Files.readAllBytes(path));
} catch (IOException e) {
throw new RuntimeException("Could not get token file", e);
}
}
}