org.apache.ambari.server.serveraction.upgrades.OozieConfigCalculationTest.java Source code

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Here is the source code for org.apache.ambari.server.serveraction.upgrades.OozieConfigCalculationTest.java

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/**
 * 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.serveraction.upgrades;

import org.apache.commons.lang.StringUtils;
import org.junit.Test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

/**
 * Tests OozieConfigCalculation logic
 */
public class OozieConfigCalculationTest {

    /**
     * Checks that -Dhdp.version is added to $HADOOP_OPTS variable at oozie-env
     * content.
     * Also checks that it is not added multiple times during upgrades
     * @throws Exception
     */
    @Test
    public void testOozieEnvWithMissingParam() throws Exception {
        // Test case when old content does not contain $HADOOP_OPTS variable at all
        String oldContent = "#!/bin/bash\n" + "\n" + "if [ -d \"/usr/lib/bigtop-tomcat\" ]; then\n"
                + "  export OOZIE_CONFIG=${OOZIE_CONFIG:-/etc/oozie/conf}\n"
                + "  export CATALINA_BASE=${CATALINA_BASE:-{{oozie_server_dir}}}\n"
                + "  export CATALINA_TMPDIR=${CATALINA_TMPDIR:-/var/tmp/oozie}\n"
                + "  export OOZIE_CATALINA_HOME=/usr/lib/bigtop-tomcat\n" + "fi\n" + "\n"
                + "# export OOZIE_BASE_URL=\"http://${OOZIE_HTTP_HOSTNAME}:${OOZIE_HTTP_PORT}/oozie\"\n"
                + "export JAVA_LIBRARY_PATH={{hadoop_lib_home}}/native/Linux-amd64-64";
        String newContent = OozieConfigCalculation.processPropertyValue(oldContent);
        assertTrue(newContent.endsWith("export HADOOP_OPTS=\"-Dhdp.version=$HDP_VERSION $HADOOP_OPTS\" "));
        // Test case when old content contains proper $HADOOP_OPTS variable
        oldContent = newContent;
        newContent = OozieConfigCalculation.processPropertyValue(oldContent);
        assertEquals(newContent, oldContent);
        assertEquals(1, StringUtils.countMatches(newContent, "-Dhdp.version"));
        // Test case when old content contains $HADOOP_OPTS variable with some value
        oldContent = "#!/bin/bash\n" + "\n" + "if [ -d \"/usr/lib/bigtop-tomcat\" ]; then\n"
                + "  export OOZIE_CONFIG=${OOZIE_CONFIG:-/etc/oozie/conf}\n"
                + "  export CATALINA_BASE=${CATALINA_BASE:-{{oozie_server_dir}}}\n"
                + "  export CATALINA_TMPDIR=${CATALINA_TMPDIR:-/var/tmp/oozie}\n"
                + "  export OOZIE_CATALINA_HOME=/usr/lib/bigtop-tomcat\n"
                + "  export HADOOP_OPTS=-Dsome.option1 -Dsome.option1 $HADOOP_OPTS\n" + "fi\n" + "\n"
                + "# export OOZIE_BASE_URL=\"http://${OOZIE_HTTP_HOSTNAME}:${OOZIE_HTTP_PORT}/oozie\"\n"
                + "export JAVA_LIBRARY_PATH={{hadoop_lib_home}}/native/Linux-amd64-64";
        newContent = OozieConfigCalculation.processPropertyValue(oldContent);
        assertEquals("#!/bin/bash\n" + "\n" + "if [ -d \"/usr/lib/bigtop-tomcat\" ]; then\n"
                + "  export OOZIE_CONFIG=${OOZIE_CONFIG:-/etc/oozie/conf}\n"
                + "  export CATALINA_BASE=${CATALINA_BASE:-{{oozie_server_dir}}}\n"
                + "  export CATALINA_TMPDIR=${CATALINA_TMPDIR:-/var/tmp/oozie}\n"
                + "  export OOZIE_CATALINA_HOME=/usr/lib/bigtop-tomcat\n"
                + "  export HADOOP_OPTS=-Dsome.option1 -Dsome.option1 $HADOOP_OPTS\n" + "fi\n" + "\n"
                + "# export OOZIE_BASE_URL=\"http://${OOZIE_HTTP_HOSTNAME}:${OOZIE_HTTP_PORT}/oozie\"\n"
                + "export JAVA_LIBRARY_PATH={{hadoop_lib_home}}/native/Linux-amd64-64\n"
                + "export HADOOP_OPTS=\"-Dhdp.version=$HDP_VERSION $HADOOP_OPTS\" ", newContent);
    }

}