PamRealmTest.java

/*
 * 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.zeppelin.realm;

import org.apache.shiro.authc.AuthenticationInfo;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.junit.Test;

import static org.junit.Assert.assertTrue;
import static org.junit.Assume.assumeTrue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

/**
 * The test will only be executed if the environment variables PAM_USER and PAM_PASS are present. They should
 * contain username and password of an valid system user to make the test pass. The service needs to be configured
 * under /etc/pam.d/sshd to resolve and authenticate the system user.
 *
 * Contains main() function so the test can be executed manually.
 *
 * Set in MacOS to run in IDE(A):
 * $ launchctl setenv PAM_USER user
 * $ launchctl setenv PAM_PASS xxxxx
 */
public class PamRealmTest {

  @Test
  public void testDoGetAuthenticationInfo() {
    PamRealm realm = new PamRealm();
    realm.setService("sshd");

    String pam_user = System.getenv("PAM_USER");
    String pam_pass = System.getenv("PAM_PASS");
    assumeTrue(pam_user != null);
    assumeTrue(pam_pass != null);

    // mock shiro auth token
    UsernamePasswordToken authToken = mock(UsernamePasswordToken.class);
    when(authToken.getUsername()).thenReturn(pam_user);
    when(authToken.getPassword()).thenReturn(pam_pass.toCharArray());
    when(authToken.getCredentials()).thenReturn(pam_pass);

    AuthenticationInfo authInfo = realm.doGetAuthenticationInfo(authToken);

    assertTrue(authInfo.getCredentials() != null);
  }

  public static void main(String[] args) {
    PamRealmTest test = new PamRealmTest();
    test.testDoGetAuthenticationInfo();
  }
}