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.checks;
  
  import org.apache.ambari.annotations.UpgradeCheckInfo;
  import org.apache.ambari.server.AmbariException;
  import org.apache.ambari.spi.upgrade.UpgradeCheckDescription;
  import org.apache.ambari.spi.upgrade.UpgradeCheckGroup;
  import org.apache.ambari.spi.upgrade.UpgradeCheckRequest;
  import org.apache.ambari.spi.upgrade.UpgradeCheckResult;
  import org.apache.ambari.spi.upgrade.UpgradeCheckStatus;
  import org.apache.ambari.spi.upgrade.UpgradeCheckType;
  import org.apache.ambari.spi.upgrade.UpgradeType;
  import org.apache.commons.lang.StringUtils;
  
  import com.google.common.collect.ImmutableMap;
  import com.google.inject.Singleton;
  
  /**
   * The {@link AutoStartDisabledCheck} class is used to check that the cluster does
   * not have auto-restart enabled.
   */
  @Singleton
  @UpgradeCheckInfo(
      group = UpgradeCheckGroup.CONFIGURATION_WARNING,
      required = { UpgradeType.ROLLING, UpgradeType.NON_ROLLING, UpgradeType.HOST_ORDERED })
  public class AutoStartDisabledCheck extends ClusterCheck {
  
    static final UpgradeCheckDescription AUTO_START_DISABLED = new UpgradeCheckDescription(
        "AUTO_START_DISABLED", UpgradeCheckType.CLUSTER, "Auto-Start Disabled Check",
        new ImmutableMap.Builder<String, String>().put(UpgradeCheckDescription.DEFAULT,
            "Auto Start must be disabled before performing an Upgrade. To disable Auto Start, navigate to "
                + "Admin > Service Auto Start. Turn the toggle switch off to Disabled and hit Save.").build());
  
    static final String CLUSTER_ENV_TYPE = "cluster-env";
    static final String RECOVERY_ENABLED_KEY = "recovery_enabled";
    static final String RECOVERY_TYPE_KEY = "recovery_type";
    static final String RECOVERY_AUTO_START = "AUTO_START";
  
    /**
     * Constructor.
     */
    public AutoStartDisabledCheck() {
      super(AUTO_START_DISABLED);
    }
  
    /**
     * {@inheritDoc}
     */
    @Override
    public UpgradeCheckResult perform(UpgradeCheckRequest request) throws AmbariException {
      UpgradeCheckResult result = new UpgradeCheckResult(this, UpgradeCheckStatus.PASS);
  
      String autoStartEnabled = getProperty(request, CLUSTER_ENV_TYPE, RECOVERY_ENABLED_KEY);
  
      // !!! auto-start is already disabled
      if (!Boolean.valueOf(autoStartEnabled)) {
        return result;
      }
  
      // !!! double check the value is AUTO_START.  it's the only supported value (and there's no enum for it)
      String recoveryType = getProperty(request, CLUSTER_ENV_TYPE, RECOVERY_TYPE_KEY);
      if (StringUtils.equals(recoveryType, RECOVERY_AUTO_START)) {
  
        result.setFailReason(getFailReason(result, request));
        result.setStatus(UpgradeCheckStatus.FAIL);
        result.getFailedOn().add(request.getClusterInformation().getClusterName());
      }
  
      return result;
    }
  }
  