content: /*
   * 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.ambari.server.security.encryption;
  
  import java.io.File;
  import java.io.IOException;
  import java.util.Properties;
  
  import org.apache.ambari.server.configuration.Configuration;
  import org.junit.After;
  import org.junit.Before;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.rules.TemporaryFolder;
  
  import junit.framework.Assert;
  
  public class CredentialProviderTest {
    @Rule
    public TemporaryFolder tmpFolder = new TemporaryFolder();
  
    @Before
    public void setUp() throws Exception {
      tmpFolder.create();
    }
  
    private void createMasterKey() throws IOException {
      File f = tmpFolder.newFile(Configuration.MASTER_KEY_FILENAME_DEFAULT);
      Assert.assertTrue(new MasterKeyServiceImpl("dummyKey").initializeMasterKeyFile(f, "blahblah!"));
      MasterKeyService ms = new MasterKeyServiceImpl(f);
      if (!ms.isMasterKeyInitialized()) {
        throw new ExceptionInInitializerError("Cannot create master key.");
      }
    }
  
    @Test
    public void testInitialization() throws Exception {
      CredentialProvider cr;
      File msFile = tmpFolder.newFile(Configuration.MASTER_KEY_FILENAME_DEFAULT);
      File mksFile = tmpFolder.newFile(Configuration.MASTER_KEYSTORE_FILENAME_DEFAULT);
      Configuration configuration = new Configuration(new Properties());
      configuration.setProperty(Configuration.MASTER_KEY_LOCATION, msFile.getParent());
      configuration.setProperty(Configuration.MASTER_KEYSTORE_LOCATION, mksFile.getParent());
  
      // With master key persisted
      createMasterKey();
      cr = new CredentialProvider(null, configuration);
      Assert.assertNotNull(cr);
      Assert.assertNotNull(cr.getKeystoreService());
      msFile.delete();
      mksFile.delete();
      // Without master key persisted
  
      cr = new CredentialProvider("blahblah!", configuration);
      Assert.assertNotNull(cr);
      Assert.assertNotNull(cr.getKeystoreService());
    }
  
    @Test
    public void testIsAliasString() {
      String test = "cassablanca";
      Assert.assertFalse(CredentialProvider.isAliasString(test));
      test = "${}";
      Assert.assertFalse(CredentialProvider.isAliasString(test));
      test = "{}";
      Assert.assertFalse(CredentialProvider.isAliasString(test));
      test = "{cassablanca}";
      Assert.assertFalse(CredentialProvider.isAliasString(test));
      test = "${cassablanca}";
      Assert.assertFalse(CredentialProvider.isAliasString(test));
      test = "${alias=cassablanca}";
      Assert.assertTrue(CredentialProvider.isAliasString(test));
    }
  
    @Test
    public void testCredentialStore() throws Exception {
      File msFile = tmpFolder.newFile(Configuration.MASTER_KEY_FILENAME_DEFAULT);
      File mksFile = tmpFolder.newFile(Configuration.MASTER_KEYSTORE_FILENAME_DEFAULT);
      Configuration configuration = new Configuration(new Properties());
      configuration.setProperty(Configuration.MASTER_KEY_LOCATION, msFile.getParent());
      configuration.setProperty(Configuration.MASTER_KEYSTORE_LOCATION, mksFile.getParent());
  
      // With master key persisted
      createMasterKey();
      CredentialProvider cr = new CredentialProvider(null, configuration);
      Assert.assertNotNull(cr);
      Assert.assertNotNull(cr.getKeystoreService());
  
      try {
        cr.addAliasToCredentialStore("", "xyz");
        Assert.fail("Expected an exception");
      } catch (Throwable t) {
        Assert.assertTrue(t instanceof IllegalArgumentException);
      }
  
      try {
        cr.addAliasToCredentialStore("xyz", null);
        Assert.fail("Expected an exception");
      } catch (Throwable t) {
        Assert.assertTrue(t instanceof IllegalArgumentException);
      }
  
      cr.addAliasToCredentialStore("myalias", "mypassword");
      Assert.assertEquals("mypassword", new String(cr.getPasswordForAlias
          ("myalias")));
    }
  
    @After
    public void tearDown() throws Exception {
      tmpFolder.delete();
    }
  }
  