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Merge pull request #2876 from atlanhq/dg-996-move-domain
Pre Processors for Domain Move
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...che/atlas/repository/store/graph/v2/preprocessor/datamesh/AbstractDomainPreProcessor.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.atlas.repository.store.graph.v2.preprocessor.datamesh; | ||
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| import org.apache.atlas.AtlasException; | ||
| import org.apache.atlas.RequestContext; | ||
| import org.apache.atlas.authorize.AtlasAuthorizationUtils; | ||
| import org.apache.atlas.authorize.AtlasEntityAccessRequest; | ||
| import org.apache.atlas.authorize.AtlasPrivilege; | ||
| import org.apache.atlas.discovery.EntityDiscoveryService; | ||
| import org.apache.atlas.exception.AtlasBaseException; | ||
| import org.apache.atlas.model.discovery.IndexSearchParams; | ||
| import org.apache.atlas.model.instance.AtlasEntity; | ||
| import org.apache.atlas.model.instance.AtlasEntityHeader; | ||
| import org.apache.atlas.repository.graphdb.AtlasGraph; | ||
| import org.apache.atlas.repository.graphdb.AtlasVertex; | ||
| import org.apache.atlas.repository.store.graph.v2.EntityGraphRetriever; | ||
| import org.apache.atlas.repository.store.graph.v2.preprocessor.PreProcessor; | ||
| import org.apache.atlas.repository.store.graph.v2.preprocessor.glossary.AbstractGlossaryPreProcessor; | ||
| import org.apache.atlas.type.AtlasEntityType; | ||
| import org.apache.atlas.type.AtlasTypeRegistry; | ||
| import org.apache.atlas.utils.AtlasPerfMetrics; | ||
| import org.apache.commons.collections.CollectionUtils; | ||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
| import java.util.Map; | ||
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| import static org.apache.atlas.repository.Constants.NAME; | ||
| import static org.apache.atlas.repository.util.AtlasEntityUtils.mapOf; | ||
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| public abstract class AbstractDomainPreProcessor implements PreProcessor { | ||
| private static final Logger LOG = LoggerFactory.getLogger(AbstractGlossaryPreProcessor.class); | ||
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| protected final AtlasTypeRegistry typeRegistry; | ||
| protected final EntityGraphRetriever entityRetriever; | ||
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| protected EntityDiscoveryService discovery; | ||
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| AbstractDomainPreProcessor(AtlasTypeRegistry typeRegistry, EntityGraphRetriever entityRetriever, AtlasGraph graph) { | ||
| this.entityRetriever = entityRetriever; | ||
| this.typeRegistry = typeRegistry; | ||
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| try { | ||
| this.discovery = new EntityDiscoveryService(typeRegistry, graph, null, null, null, null); | ||
| } catch (AtlasException e) { | ||
| e.printStackTrace(); | ||
| } | ||
| } | ||
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| public List<AtlasEntityHeader> indexSearchPaginated(Map<String, Object> dsl) throws AtlasBaseException { | ||
| IndexSearchParams searchParams = new IndexSearchParams(); | ||
| List<AtlasEntityHeader> ret = new ArrayList<>(); | ||
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| List<Map> sortList = new ArrayList<>(0); | ||
| sortList.add(mapOf("__timestamp", mapOf("order", "asc"))); | ||
| sortList.add(mapOf("__guid", mapOf("order", "asc"))); | ||
| dsl.put("sort", sortList); | ||
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| int from = 0; | ||
| int size = 100; | ||
| boolean hasMore = true; | ||
| do { | ||
| dsl.put("from", from); | ||
| dsl.put("size", size); | ||
| searchParams.setDsl(dsl); | ||
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| List<AtlasEntityHeader> headers = discovery.directIndexSearch(searchParams).getEntities(); | ||
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| if (CollectionUtils.isNotEmpty(headers)) { | ||
| ret.addAll(headers); | ||
| } else { | ||
| hasMore = false; | ||
| } | ||
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| from += size; | ||
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| } while (hasMore); | ||
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| return ret; | ||
| } | ||
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| protected void isAuthorized(AtlasEntityHeader sourceDomain, AtlasEntityHeader targetDomain) throws AtlasBaseException { | ||
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| // source -> CREATE + UPDATE + DELETE | ||
| AtlasAuthorizationUtils.verifyAccess(new AtlasEntityAccessRequest(typeRegistry, AtlasPrivilege.ENTITY_CREATE, sourceDomain), | ||
| "create on source Domain: ", sourceDomain.getAttribute(NAME)); | ||
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| AtlasAuthorizationUtils.verifyAccess(new AtlasEntityAccessRequest(typeRegistry, AtlasPrivilege.ENTITY_UPDATE, sourceDomain), | ||
| "update on source Domain: ", sourceDomain.getAttribute(NAME)); | ||
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| AtlasAuthorizationUtils.verifyAccess(new AtlasEntityAccessRequest(typeRegistry, AtlasPrivilege.ENTITY_DELETE, sourceDomain), | ||
| "delete on source Domain: ", sourceDomain.getAttribute(NAME)); | ||
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| // target -> CREATE + UPDATE + DELETE | ||
| AtlasAuthorizationUtils.verifyAccess(new AtlasEntityAccessRequest(typeRegistry, AtlasPrivilege.ENTITY_CREATE, targetDomain), | ||
| "create on target Domain: ", targetDomain.getAttribute(NAME)); | ||
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| AtlasAuthorizationUtils.verifyAccess(new AtlasEntityAccessRequest(typeRegistry, AtlasPrivilege.ENTITY_UPDATE, targetDomain), | ||
| "update on target Domain: ", targetDomain.getAttribute(NAME)); | ||
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| AtlasAuthorizationUtils.verifyAccess(new AtlasEntityAccessRequest(typeRegistry, AtlasPrivilege.ENTITY_DELETE, targetDomain), | ||
| "delete on target Domain: ", targetDomain.getAttribute(NAME)); | ||
| } | ||
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| /** | ||
| * Record the updated child entities, it will be used to send notification and store audit logs | ||
| * @param entityVertex Child entity vertex | ||
| * @param updatedAttributes Updated attributes while updating required attributes on updating collection | ||
| */ | ||
| protected void recordUpdatedChildEntities(AtlasVertex entityVertex, Map<String, Object> updatedAttributes) { | ||
| RequestContext requestContext = RequestContext.get(); | ||
| AtlasPerfMetrics.MetricRecorder metricRecorder = requestContext.startMetricRecord("recordUpdatedChildEntities"); | ||
| AtlasEntity entity = new AtlasEntity(); | ||
| entity = entityRetriever.mapSystemAttributes(entityVertex, entity); | ||
| entity.setAttributes(updatedAttributes); | ||
| requestContext.cacheDifferentialEntity(new AtlasEntity(entity)); | ||
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| AtlasEntityType entityType = typeRegistry.getEntityTypeByName(entity.getTypeName()); | ||
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| //Add the min info attributes to entity header to be sent as part of notification | ||
| if(entityType != null) { | ||
| AtlasEntity finalEntity = entity; | ||
| entityType.getMinInfoAttributes().values().stream().filter(attribute -> !updatedAttributes.containsKey(attribute.getName())).forEach(attribute -> { | ||
| Object attrValue = null; | ||
| try { | ||
| attrValue = entityRetriever.getVertexAttribute(entityVertex, attribute); | ||
| } catch (AtlasBaseException e) { | ||
| LOG.error("Error while getting vertex attribute", e); | ||
| } | ||
| if(attrValue != null) { | ||
| finalEntity.setAttribute(attribute.getName(), attrValue); | ||
| } | ||
| }); | ||
| requestContext.recordEntityUpdate(new AtlasEntityHeader(finalEntity)); | ||
| } | ||
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| requestContext.endMetricRecord(metricRecorder); | ||
| } | ||
| } |
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