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    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements. See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache license, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License. You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the license for the specific language governing permissions and
    15   * limitations under the license.
    16   */
    17  package org.apache.logging.log4j.core.net.ssl;
    18
    19  import java.io.FileInputStream;
    20  import java.io.FileNotFoundException;
    21  import java.io.IOException;
    22  import java.security.KeyStore;
    23  import java.security.KeyStoreException;
    24  import java.security.NoSuchAlgorithmException;
    25  import java.security.cert.CertificateException;
    26
    27  /**
    28   * Configuration of the KeyStore
    29   */
    30  public class AbstractKeyStoreConfiguration extends StoreConfiguration<KeyStore> {
    31      private final KeyStore keyStore;
    32      private final String keyStoreType;
    33
    34      public AbstractKeyStoreConfiguration(final String location, final String password, final String keyStoreType)
    35              throws StoreConfigurationException {
    36          super(location, password);
    37          this.keyStoreType = keyStoreType == null ? SslConfigurationDefaults.KEYSTORE_TYPE : keyStoreType;
    38          this.keyStore = this.load();
    39      }
    40
    41      @Override
    42      protected KeyStore load() throws StoreConfigurationException {
    43          FileInputStream fin = null;
    44
    45          LOGGER.debug("Loading keystore from file with params(location={})", this.getLocation());
    46          try {
    47              if (this.getLocation() == null) {
    48                  throw new IOException("The location is null");
    49              }
    50              fin = new FileInputStream(this.getLocation());
    51              final KeyStore ks = KeyStore.getInstance(this.keyStoreType);
    52              ks.load(fin, this.getPasswordAsCharArray());
    53              LOGGER.debug("Keystore successfully loaded with params(location={})", this.getLocation());
    54              return ks;
    55          } catch (final CertificateException e) {
    56              LOGGER.error("No Provider supports a KeyStoreSpi implementation for the specified type {}", this.keyStoreType);
    57              throw new StoreConfigurationException(e);
    58          } catch (final NoSuchAlgorithmException e) {
    59              LOGGER.error("The algorithm used to check the integrity of the keystore cannot be found");
    60              throw new StoreConfigurationException(e);
    61          } catch (final KeyStoreException e) {
    62              LOGGER.error(e);
    63              throw new StoreConfigurationException(e);
    64          } catch (final FileNotFoundException e) {
    65              LOGGER.error("The keystore file({}) is not found", this.getLocation());
    66              throw new StoreConfigurationException(e);
    67          } catch (final IOException e) {
    68              LOGGER.error("Something is wrong with the format of the keystore or the given password");
    69              throw new StoreConfigurationException(e);
    70          } finally {
    71              try {
    72                  if (fin != null) {
    73                      fin.close();
    74                  }
    75              } catch (final IOException e) {
    76                  LOGGER.debug(e);
    77              }
    78          }
    79      }
    80
    81      public KeyStore getKeyStore() {
    82          return this.keyStore;
    83      }
    84
    85  }