/**
* 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.controller.internal;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import org.apache.ambari.server.controller.AmbariManagementController;
import org.apache.ambari.server.controller.AmbariServer;
import org.apache.ambari.server.controller.logging.LogQueryResponse;
import org.apache.ambari.server.controller.logging.LoggingRequestHelper;
import org.apache.ambari.server.controller.logging.LoggingRequestHelperFactoryImpl;
import org.apache.ambari.server.controller.spi.NoSuchParentResourceException;
import org.apache.ambari.server.controller.spi.NoSuchResourceException;
import org.apache.ambari.server.controller.spi.Predicate;
import org.apache.ambari.server.controller.spi.Request;
import org.apache.ambari.server.controller.spi.Resource;
import org.apache.ambari.server.controller.spi.SystemException;
import org.apache.ambari.server.controller.spi.UnsupportedPropertyException;
import org.apache.ambari.server.controller.utilities.PropertyHelper;
public class LoggingResourceProvider extends AbstractControllerResourceProvider {
private static final String LOGGING_SEARCH_SERVICE_PROPERTY_ID = PropertyHelper.getPropertyId("Logging", "search_service_name");
private static final String LOGGING_SEARCH_TERM_PROPERTY_ID = PropertyHelper.getPropertyId("Logging", "searchTerm");
private static final String LOGGING_COMPONENT_PROPERTY_ID = PropertyHelper.getPropertyId("Logging", "component");
private static final Set<String> PROPERTY_IDS;
private static final Map<Resource.Type, String> KEY_PROPERTY_IDS;
static {
Set<String> localSet = new HashSet<>();
localSet.add(LOGGING_SEARCH_SERVICE_PROPERTY_ID);
localSet.add(LOGGING_SEARCH_TERM_PROPERTY_ID);
localSet.add(LOGGING_COMPONENT_PROPERTY_ID);
PROPERTY_IDS = Collections.unmodifiableSet(localSet);
Map<Resource.Type, String> localMap =
new HashMap<>();
localMap.put(Resource.Type.LoggingQuery, LOGGING_SEARCH_SERVICE_PROPERTY_ID);
KEY_PROPERTY_IDS = Collections.unmodifiableMap(localMap);
}
public LoggingResourceProvider(Set<String> propertyIds,
Map<Resource.Type, String> keyPropertyIds,
AmbariManagementController controller) {
super(PROPERTY_IDS, KEY_PROPERTY_IDS, controller);
}
@Override
protected Set<String> getPKPropertyIds() {
return Collections.emptySet();
}
@Override
public Set<Resource> getResources(Request request, Predicate predicate) throws SystemException, UnsupportedPropertyException, NoSuchResourceException, NoSuchParentResourceException {
// just a simple text resource for now, to describe the logging service
Resource resource = new ResourceImpl(Resource.Type.LoggingQuery);
setResourceProperty(resource, LOGGING_SEARCH_SERVICE_PROPERTY_ID, "logging", getRequestPropertyIds(request, predicate));
// TODO, fix this during refactoring
LoggingRequestHelper requestHelper =
new LoggingRequestHelperFactoryImpl().getHelper(AmbariServer.getController(), "");
Map<String, String> queryParameters =
new HashMap<>();
queryParameters.put("level", "ERROR");
LogQueryResponse response =
requestHelper.sendQueryRequest(queryParameters);
// include the top-level query result properties
resource.setProperty("startIndex", response.getStartIndex());
resource.setProperty("pageSize", response.getPageSize());
resource.setProperty("resultSize", response.getResultSize());
resource.setProperty("queryTimeMMS", response.getQueryTimeMS());
resource.setProperty("totalCount", response.getTotalCount());
// include the individual responses
resource.setProperty("logList", response.getListOfResults());
return Collections.singleton(resource);
}
@Override
public Set<String> checkPropertyIds(Set<String> propertyIds) {
Set<String> unSupportedProperties =
super.checkPropertyIds(propertyIds);
unSupportedProperties.remove("searchTerm");
return unSupportedProperties;
}
}