/*
* 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.ranger.tagsync.source.atlas;
import java.util.HashMap;
import java.util.Map;
import org.apache.atlas.typesystem.IReferenceableInstance;
import org.apache.commons.lang.StringUtils;
import org.apache.hadoop.fs.Path;
import org.apache.ranger.plugin.model.RangerPolicy;
import org.apache.ranger.plugin.model.RangerPolicy.RangerPolicyResource;
import org.apache.ranger.plugin.model.RangerServiceResource;
public class AtlasHdfsResourceMapper extends AtlasResourceMapper {
public static final String ENTITY_TYPE_HDFS_PATH = "hdfs_path";
public static final String RANGER_TYPE_HDFS_PATH = "path";
public static final String ENTITY_ATTRIBUTE_PATH = "path";
public static final String ENTITY_ATTRIBUTE_CLUSTER_NAME = "clusterName";
public static final String ENTITY_ATTRIBUTE_QUALIFIED_NAME = "qualifiedName";
public static final String[] SUPPORTED_ENTITY_TYPES = { ENTITY_TYPE_HDFS_PATH };
public AtlasHdfsResourceMapper() {
super("hdfs", SUPPORTED_ENTITY_TYPES);
}
@Override
public String getRangerServiceName(String clusterName) {
String ret = getCustomRangerServiceName(clusterName);
if (StringUtils.isBlank(ret)) {
ret = clusterName + TAGSYNC_DEFAULT_CLUSTERNAME_AND_COMPONENTNAME_SEPARATOR + "hadoop";
}
return ret;
}
@Override
public RangerServiceResource buildResource(final IReferenceableInstance entity) throws Exception {
String path = getEntityAttribute(entity, ENTITY_ATTRIBUTE_PATH, String.class);
String clusterName = getEntityAttribute(entity, ENTITY_ATTRIBUTE_CLUSTER_NAME, String.class);
String qualifiedName = getEntityAttribute(entity, ENTITY_ATTRIBUTE_QUALIFIED_NAME, String.class);
if(StringUtils.isEmpty(path)) {
path = getResourceNameFromQualifiedName(qualifiedName);
if(StringUtils.isEmpty(path)) {
throwExceptionWithMessage("path not found in attribute '" + ENTITY_ATTRIBUTE_PATH + "' or '" + ENTITY_ATTRIBUTE_QUALIFIED_NAME + "'");
}
}
if(StringUtils.isEmpty(clusterName)) {
clusterName = getClusterNameFromQualifiedName(qualifiedName);
if(StringUtils.isEmpty(clusterName)) {
clusterName = defaultClusterName;
}
if(StringUtils.isEmpty(clusterName)) {
throwExceptionWithMessage("attributes " + ENTITY_ATTRIBUTE_CLUSTER_NAME + ", " + ENTITY_ATTRIBUTE_QUALIFIED_NAME + "' not found in entity");
}
}
String entityGuid = entity.getId() != null ? entity.getId()._getId() : null;
String serviceName = getRangerServiceName(clusterName);
Boolean isExcludes = Boolean.FALSE;
Boolean isRecursive = Boolean.TRUE;
Path pathObj = new Path(path);
Map<String, RangerPolicyResource> elements = new HashMap<String, RangerPolicy.RangerPolicyResource>();
elements.put(RANGER_TYPE_HDFS_PATH, new RangerPolicyResource(pathObj.toUri().getPath(), isExcludes, isRecursive));
RangerServiceResource ret = new RangerServiceResource(entityGuid, serviceName, elements);
return ret;
}
}