org.apache.tomcat.util.security.KeyStoreUtil Maven / Gradle / Ivy
/*
* 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.tomcat.util.security;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.security.KeyStore;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
public class KeyStoreUtil {
private KeyStoreUtil() {
// Utility class
}
/**
* Loads a KeyStore from an InputStream working around the known JDK bug
* https://bugs.openjdk.java.net/browse/JDK-8157404.
*
* This code can be removed once the minimum Java version for Tomcat is 13.
*
*
* @param keystore The KeyStore to load from the InputStream
* @param is The InputStream to use to populate the KeyStore
* @param storePass The password to access the KeyStore
*
* @throws IOException
* If an I/O occurs reading from the given InputStream
* @throws CertificateException
* If one or more certificates can't be loaded into the
* KeyStore
* @throws NoSuchAlgorithmException
* If the algorithm specified to validate the integrity of the
* KeyStore cannot be found
*/
public static void load(KeyStore keystore, InputStream is, char[] storePass)
throws NoSuchAlgorithmException, CertificateException, IOException {
if (keystore.getType().equals("PKCS12")) {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
byte[] buf = new byte[8192];
int numRead;
while ((numRead = is.read(buf)) >= 0) {
baos.write(buf, 0, numRead);
}
baos.close();
// Don't close is. That remains the callers responsibility.
ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
keystore.load(bais, storePass);
} else {
keystore.load(is, storePass);
}
}
}